diff --git a/stepmania/Program/avcodec-51.dll b/stepmania/Program/avcodec-51.dll new file mode 100644 index 0000000000..5870cd8172 Binary files /dev/null and b/stepmania/Program/avcodec-51.dll differ diff --git a/stepmania/Program/avformat-51.dll b/stepmania/Program/avformat-51.dll new file mode 100644 index 0000000000..cb97ae8ee4 Binary files /dev/null and b/stepmania/Program/avformat-51.dll differ diff --git a/stepmania/Program/avutil-49.dll b/stepmania/Program/avutil-49.dll new file mode 100644 index 0000000000..edcb57911e Binary files /dev/null and b/stepmania/Program/avutil-49.dll differ diff --git a/stepmania/src/ffmpeg/000 StepMania README.txt b/stepmania/src/ffmpeg/000 StepMania README.txt index 7aa80ee8af..f364d91e77 100644 --- a/stepmania/src/ffmpeg/000 StepMania README.txt +++ b/stepmania/src/ffmpeg/000 StepMania README.txt @@ -1,14 +1,15 @@ This directory is only for Windows. For other OS's, install it yourself as usual. -I'm not adding this library source to CVS, because it's still in heavily -active development and there's not yet a stable release, so it's too much -work to keep a copy here, and because it's easier to create diffs to send -upstream if my copy is checked out of the original repository. Check it -out yourself if you want to recompile it. - Compile with MingW. Configured with ./configure --enable-shared --enable-mingw32 --enable-small --disable-debug -TODO: Don't compile encoders, audio decoders and unneeded video decoders. +svn co -r 8448 svn://svn.mplayerhq.hu/ffmpeg + +./configure --enable-shared --disable-static --disable-debug --disable-vhook --enable-memalign-hack --disable-network --enable-small \ + --disable-encoders --disable-ffmpeg --disable-ffserver --disable-ffplay --disable-muxers \ + --disable-demuxers --enable-demuxer=avi --enable-demuxer=h261 --enable-demuxer=h263 --enable-demuxer=h264 --enable-demuxer=m4v --enable-demuxer=mjpeg --enable-demuxer=mov --enable-demuxer=mpegps --enable-demuxer=mpegts --enable-demuxer=mpegvideo --enable-demuxer=ogg --enable-demuxer=rawvideo --enable-demuxer=yuv4mpegpipe \ + --disable-decoders --enable-decoder=h261 --enable-decoder=h263 --enable-decoder=h263i --enable-decoder=h264 --enable-decoder=huffyuv --enable-decoder=mjpeg --enable-decoder=mjpegb --enable-decoder=mpeg_xvmc --enable-decoder=mpeg1video --enable-decoder=mpeg2video --enable-decoder=mpeg4 --enable-decoder=mpegvideo --enable-decoder=msmpeg4v1 --enable-decoder=msmpeg4v2 --enable-decoder=msmpeg4v3 --enable-decoder=rawvideo --enable-decoder=theora \ + --disable-parsers --enable-parser=h261 --enable-parser=h263 --enable-parser=h264 --enable-parser=mjpeg --enable-parser=mpeg4video --enable-parser=mpegaudio --enable-parser=mpegvideo --enable-parser=ac3 \ + --target-os=mingw32 diff --git a/stepmania/src/ffmpeg/include/ffmpeg/avcodec.h b/stepmania/src/ffmpeg/include/ffmpeg/avcodec.h index 03269207ee..ead4dc8dfe 100644 --- a/stepmania/src/ffmpeg/include/ffmpeg/avcodec.h +++ b/stepmania/src/ffmpeg/include/ffmpeg/avcodec.h @@ -1,3 +1,23 @@ +/* + * copyright (c) 2001 Fabrice Bellard + * + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * FFmpeg is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + #ifndef AVCODEC_H #define AVCODEC_H @@ -11,26 +31,24 @@ extern "C" { #endif -#include "common.h" -#include "rational.h" +#include "avutil.h" #include /* size_t */ -#define FFMPEG_VERSION_INT 0x000409 -#define FFMPEG_VERSION "0.4.9-pre1" -#define LIBAVCODEC_BUILD 4718 - -#define LIBAVCODEC_VERSION_INT FFMPEG_VERSION_INT -#define LIBAVCODEC_VERSION FFMPEG_VERSION - -#define AV_STRINGIFY(s) AV_TOSTRING(s) +#define AV_STRINGIFY(s) AV_TOSTRING(s) #define AV_TOSTRING(s) #s -#define LIBAVCODEC_IDENT "FFmpeg" LIBAVCODEC_VERSION "b" AV_STRINGIFY(LIBAVCODEC_BUILD) -#define AV_NOPTS_VALUE int64_t_C(0x8000000000000000) -#define AV_TIME_BASE 1000000 +#define LIBAVCODEC_VERSION_INT ((51<<16)+(40<<8)+0) +#define LIBAVCODEC_VERSION 51.40.0 +#define LIBAVCODEC_BUILD LIBAVCODEC_VERSION_INT + +#define LIBAVCODEC_IDENT "Lavc" AV_STRINGIFY(LIBAVCODEC_VERSION) + +#define AV_NOPTS_VALUE INT64_C(0x8000000000000000) +#define AV_TIME_BASE 1000000 +#define AV_TIME_BASE_Q (AVRational){1, AV_TIME_BASE} enum CodecID { - CODEC_ID_NONE, + CODEC_ID_NONE, CODEC_ID_MPEG1VIDEO, CODEC_ID_MPEG2VIDEO, /* prefered ID for MPEG Video 1 or 2 decoding */ CODEC_ID_MPEG2VIDEO_XVMC, @@ -38,14 +56,11 @@ enum CodecID { CODEC_ID_H263, CODEC_ID_RV10, CODEC_ID_RV20, - CODEC_ID_MP2, - CODEC_ID_MP3, /* prefered ID for MPEG Audio layer 1, 2 or3 decoding */ - CODEC_ID_VORBIS, - CODEC_ID_AC3, CODEC_ID_MJPEG, CODEC_ID_MJPEGB, CODEC_ID_LJPEG, CODEC_ID_SP5X, + CODEC_ID_JPEGLS, CODEC_ID_MPEG4, CODEC_ID_RAWVIDEO, CODEC_ID_MSMPEG4V1, @@ -59,19 +74,12 @@ enum CodecID { CODEC_ID_SVQ1, CODEC_ID_SVQ3, CODEC_ID_DVVIDEO, - CODEC_ID_DVAUDIO, - CODEC_ID_WMAV1, - CODEC_ID_WMAV2, - CODEC_ID_MACE3, - CODEC_ID_MACE6, CODEC_ID_HUFFYUV, CODEC_ID_CYUV, CODEC_ID_H264, CODEC_ID_INDEO3, CODEC_ID_VP3, CODEC_ID_THEORA, - CODEC_ID_AAC, - CODEC_ID_MPEG4AAC, CODEC_ID_ASV1, CODEC_ID_ASV2, CODEC_ID_FFV1, @@ -94,13 +102,59 @@ enum CodecID { CODEC_ID_FLIC, CODEC_ID_TRUEMOTION1, CODEC_ID_VMDVIDEO, - CODEC_ID_VMDAUDIO, CODEC_ID_MSZH, CODEC_ID_ZLIB, CODEC_ID_QTRLE, + CODEC_ID_SNOW, + CODEC_ID_TSCC, + CODEC_ID_ULTI, + CODEC_ID_QDRAW, + CODEC_ID_VIXL, + CODEC_ID_QPEG, + CODEC_ID_XVID, + CODEC_ID_PNG, + CODEC_ID_PPM, + CODEC_ID_PBM, + CODEC_ID_PGM, + CODEC_ID_PGMYUV, + CODEC_ID_PAM, + CODEC_ID_FFVHUFF, + CODEC_ID_RV30, + CODEC_ID_RV40, + CODEC_ID_VC1, + CODEC_ID_WMV3, + CODEC_ID_LOCO, + CODEC_ID_WNV1, + CODEC_ID_AASC, + CODEC_ID_INDEO2, + CODEC_ID_FRAPS, + CODEC_ID_TRUEMOTION2, + CODEC_ID_BMP, + CODEC_ID_CSCD, + CODEC_ID_MMVIDEO, + CODEC_ID_ZMBV, + CODEC_ID_AVS, + CODEC_ID_SMACKVIDEO, + CODEC_ID_NUV, + CODEC_ID_KMVC, + CODEC_ID_FLASHSV, + CODEC_ID_CAVS, + CODEC_ID_JPEG2000, + CODEC_ID_VMNC, + CODEC_ID_VP5, + CODEC_ID_VP6, + CODEC_ID_VP6F, + CODEC_ID_TARGA, + CODEC_ID_DSICINVIDEO, + CODEC_ID_TIERTEXSEQVIDEO, + CODEC_ID_TIFF, + CODEC_ID_GIF, + CODEC_ID_FFH264, + CODEC_ID_DXA, + CODEC_ID_DNXHD, /* various pcm "codecs" */ - CODEC_ID_PCM_S16LE, + CODEC_ID_PCM_S16LE= 0x10000, CODEC_ID_PCM_S16BE, CODEC_ID_PCM_U16LE, CODEC_ID_PCM_U16BE, @@ -108,9 +162,18 @@ enum CodecID { CODEC_ID_PCM_U8, CODEC_ID_PCM_MULAW, CODEC_ID_PCM_ALAW, + CODEC_ID_PCM_S32LE, + CODEC_ID_PCM_S32BE, + CODEC_ID_PCM_U32LE, + CODEC_ID_PCM_U32BE, + CODEC_ID_PCM_S24LE, + CODEC_ID_PCM_S24BE, + CODEC_ID_PCM_U24LE, + CODEC_ID_PCM_U24BE, + CODEC_ID_PCM_S24DAUD, /* various adpcm codecs */ - CODEC_ID_ADPCM_IMA_QT, + CODEC_ID_ADPCM_IMA_QT= 0x11000, CODEC_ID_ADPCM_IMA_WAV, CODEC_ID_ADPCM_IMA_DK3, CODEC_ID_ADPCM_IMA_DK4, @@ -122,95 +185,116 @@ enum CodecID { CODEC_ID_ADPCM_ADX, CODEC_ID_ADPCM_EA, CODEC_ID_ADPCM_G726, + CODEC_ID_ADPCM_CT, + CODEC_ID_ADPCM_SWF, + CODEC_ID_ADPCM_YAMAHA, + CODEC_ID_ADPCM_SBPRO_4, + CODEC_ID_ADPCM_SBPRO_3, + CODEC_ID_ADPCM_SBPRO_2, - /* AMR */ - CODEC_ID_AMR_NB, + /* AMR */ + CODEC_ID_AMR_NB= 0x12000, CODEC_ID_AMR_WB, /* RealAudio codecs*/ - CODEC_ID_RA_144, + CODEC_ID_RA_144= 0x13000, CODEC_ID_RA_288, /* various DPCM codecs */ - CODEC_ID_ROQ_DPCM, + CODEC_ID_ROQ_DPCM= 0x14000, CODEC_ID_INTERPLAY_DPCM, CODEC_ID_XAN_DPCM, - + CODEC_ID_SOL_DPCM, + + CODEC_ID_MP2= 0x15000, + CODEC_ID_MP3, /* prefered ID for MPEG Audio layer 1, 2 or3 decoding */ + CODEC_ID_AAC, +#if LIBAVCODEC_VERSION_INT < ((52<<16)+(0<<8)+0) + CODEC_ID_MPEG4AAC, +#endif + CODEC_ID_AC3, + CODEC_ID_DTS, + CODEC_ID_VORBIS, + CODEC_ID_DVAUDIO, + CODEC_ID_WMAV1, + CODEC_ID_WMAV2, + CODEC_ID_MACE3, + CODEC_ID_MACE6, + CODEC_ID_VMDAUDIO, + CODEC_ID_SONIC, + CODEC_ID_SONIC_LS, CODEC_ID_FLAC, - - CODEC_ID_MPEG2TS, /* _FAKE_ codec to indicate a raw MPEG2 transport + CODEC_ID_MP3ADU, + CODEC_ID_MP3ON4, + CODEC_ID_SHORTEN, + CODEC_ID_ALAC, + CODEC_ID_WESTWOOD_SND1, + CODEC_ID_GSM, /* As in Berlin toast format */ + CODEC_ID_QDM2, + CODEC_ID_COOK, + CODEC_ID_TRUESPEECH, + CODEC_ID_TTA, + CODEC_ID_SMACKAUDIO, + CODEC_ID_QCELP, + CODEC_ID_WAVPACK, + CODEC_ID_DSICINAUDIO, + CODEC_ID_IMC, + CODEC_ID_MUSEPACK7, + CODEC_ID_MLP, + CODEC_ID_GSM_MS, /* As found in WAV */ + + /* subtitle codecs */ + CODEC_ID_DVD_SUBTITLE= 0x17000, + CODEC_ID_DVB_SUBTITLE, + + CODEC_ID_MPEG2TS= 0x20000, /* _FAKE_ codec to indicate a raw MPEG2 transport stream (only used by libavformat) */ }; +#if LIBAVCODEC_VERSION_INT < ((52<<16)+(0<<8)+0) /* CODEC_ID_MP3LAME is absolete */ #define CODEC_ID_MP3LAME CODEC_ID_MP3 +#define CODEC_ID_MPEG4AAC CODEC_ID_AAC +#endif enum CodecType { CODEC_TYPE_UNKNOWN = -1, CODEC_TYPE_VIDEO, CODEC_TYPE_AUDIO, CODEC_TYPE_DATA, -}; - -/** - * Pixel format. Notes: - * - * PIX_FMT_RGBA32 is handled in an endian-specific manner. A RGBA - * color is put together as: - * (A << 24) | (R << 16) | (G << 8) | B - * This is stored as BGRA on little endian CPU architectures and ARGB on - * big endian CPUs. - * - * When the pixel format is palettized RGB (PIX_FMT_PAL8), the palettized - * image data is stored in AVFrame.data[0]. The palette is transported in - * AVFrame.data[1] and, is 1024 bytes long (256 4-byte entries) and is - * formatted the same as in PIX_FMT_RGBA32 described above (i.e., it is - * also endian-specific). Note also that the individual RGB palette - * components stored in AVFrame.data[1] should be in the range 0..255. - * This is important as many custom PAL8 video codecs that were designed - * to run on the IBM VGA graphics adapter use 6-bit palette components. - */ -enum PixelFormat { - PIX_FMT_YUV420P, ///< Planar YUV 4:2:0 (1 Cr & Cb sample per 2x2 Y samples) - PIX_FMT_YUV422, - PIX_FMT_RGB24, ///< Packed pixel, 3 bytes per pixel, RGBRGB... - PIX_FMT_BGR24, ///< Packed pixel, 3 bytes per pixel, BGRBGR... - PIX_FMT_YUV422P, ///< Planar YUV 4:2:2 (1 Cr & Cb sample per 2x1 Y samples) - PIX_FMT_YUV444P, ///< Planar YUV 4:4:4 (1 Cr & Cb sample per 1x1 Y samples) - PIX_FMT_RGBA32, ///< Packed pixel, 4 bytes per pixel, BGRABGRA..., stored in cpu endianness - PIX_FMT_YUV410P, ///< Planar YUV 4:1:0 (1 Cr & Cb sample per 4x4 Y samples) - PIX_FMT_YUV411P, ///< Planar YUV 4:1:1 (1 Cr & Cb sample per 4x1 Y samples) - PIX_FMT_RGB565, ///< always stored in cpu endianness - PIX_FMT_RGB555, ///< always stored in cpu endianness, most significant bit to 1 - PIX_FMT_GRAY8, - PIX_FMT_MONOWHITE, ///< 0 is white - PIX_FMT_MONOBLACK, ///< 0 is black - PIX_FMT_PAL8, ///< 8 bit with RGBA palette - PIX_FMT_YUVJ420P, ///< Planar YUV 4:2:0 full scale (jpeg) - PIX_FMT_YUVJ422P, ///< Planar YUV 4:2:2 full scale (jpeg) - PIX_FMT_YUVJ444P, ///< Planar YUV 4:4:4 full scale (jpeg) - PIX_FMT_XVMC_MPEG2_MC,///< XVideo Motion Acceleration via common packet passing(xvmc_render.h) - PIX_FMT_XVMC_MPEG2_IDCT, - PIX_FMT_NB, + CODEC_TYPE_SUBTITLE, + CODEC_TYPE_NB }; /* currently unused, may be used if 24/32 bits samples ever supported */ +/* all in native endian */ enum SampleFormat { - SAMPLE_FMT_S16 = 0, ///< signed 16 bits + SAMPLE_FMT_NONE = -1, + SAMPLE_FMT_U8, ///< unsigned 8 bits + SAMPLE_FMT_S16, ///< signed 16 bits + SAMPLE_FMT_S24, ///< signed 24 bits + SAMPLE_FMT_S32, ///< signed 32 bits + SAMPLE_FMT_FLT, ///< float }; /* in bytes */ -#define AVCODEC_MAX_AUDIO_FRAME_SIZE 131072 +#define AVCODEC_MAX_AUDIO_FRAME_SIZE 192000 // 1 second of 48khz 32bit audio /** * Required number of additionally allocated bytes at the end of the input bitstream for decoding. - * this is mainly needed because some optimized bitstream readers read + * this is mainly needed because some optimized bitstream readers read * 32 or 64 bit at once and could read over the end
* Note, if the first 23 bits of the additional bytes are not 0 then damaged * MPEG bitstreams could cause overread and segfault */ #define FF_INPUT_BUFFER_PADDING_SIZE 8 +/** + * minimum encoding buffer size. + * used to avoid some checks during header writing + */ +#define FF_MIN_BUFFER_SIZE 16384 + /* motion estimation type, EPZS by default */ enum Motion_Est_ID { ME_ZERO = 1, @@ -218,7 +302,20 @@ enum Motion_Est_ID { ME_LOG, ME_PHODS, ME_EPZS, - ME_X1 + ME_X1, + ME_HEX, + ME_UMH, + ME_ITER, +}; + +enum AVDiscard{ +//we leave some space between them for extensions (drop some keyframes for intra only or drop just some bidir frames) + AVDISCARD_NONE =-16, ///< discard nothing + AVDISCARD_DEFAULT= 0, ///< discard useless packets like 0 size packets in avi + AVDISCARD_NONREF = 8, ///< discard all non reference + AVDISCARD_BIDIR = 16, ///< discard all bidirectional frames + AVDISCARD_NONKEY = 32, ///< discard all frames except keyframes + AVDISCARD_ALL = 48, ///< discard all }; typedef struct RcOverride{ @@ -228,44 +325,43 @@ typedef struct RcOverride{ float quality_factor; } RcOverride; -/* only for ME compatiblity with old apps */ -extern int motion_estimation_method; - -#define FF_MAX_B_FRAMES 8 +#define FF_MAX_B_FRAMES 16 /* encoding support - these flags can be passed in AVCodecContext.flags before initing - Note: note not everything is supported yet + these flags can be passed in AVCodecContext.flags before initing + Note: not everything is supported yet. */ -#define CODEC_FLAG_QSCALE 0x0002 ///< use fixed qscale +#define CODEC_FLAG_QSCALE 0x0002 ///< use fixed qscale #define CODEC_FLAG_4MV 0x0004 ///< 4 MV per MB allowed / Advanced prediction for H263 -#define CODEC_FLAG_QPEL 0x0010 ///< use qpel MC -#define CODEC_FLAG_GMC 0x0020 ///< use GMC -#define CODEC_FLAG_MV0 0x0040 ///< always try a MB with MV=<0,0> -#define CODEC_FLAG_PART 0x0080 ///< use data partitioning -/* parent program gurantees that the input for b-frame containing streams is not written to +#define CODEC_FLAG_QPEL 0x0010 ///< use qpel MC +#define CODEC_FLAG_GMC 0x0020 ///< use GMC +#define CODEC_FLAG_MV0 0x0040 ///< always try a MB with MV=<0,0> +#define CODEC_FLAG_PART 0x0080 ///< use data partitioning +/* parent program guarantees that the input for b-frame containing streams is not written to for at least s->max_b_frames+1 frames, if this is not set than the input will be copied */ #define CODEC_FLAG_INPUT_PRESERVED 0x0100 -#define CODEC_FLAG_PASS1 0x0200 ///< use internal 2pass ratecontrol in first pass mode -#define CODEC_FLAG_PASS2 0x0400 ///< use internal 2pass ratecontrol in second pass mode -#define CODEC_FLAG_EXTERN_HUFF 0x1000 ///< use external huffman table (for mjpeg) -#define CODEC_FLAG_GRAY 0x2000 ///< only decode/encode grayscale -#define CODEC_FLAG_EMU_EDGE 0x4000///< dont draw edges -#define CODEC_FLAG_PSNR 0x8000 ///< error[?] variables will be set during encoding -#define CODEC_FLAG_TRUNCATED 0x00010000 /** input bitstream might be truncated at a random location instead +#define CODEC_FLAG_PASS1 0x0200 ///< use internal 2pass ratecontrol in first pass mode +#define CODEC_FLAG_PASS2 0x0400 ///< use internal 2pass ratecontrol in second pass mode +#define CODEC_FLAG_EXTERN_HUFF 0x1000 ///< use external huffman table (for mjpeg) +#define CODEC_FLAG_GRAY 0x2000 ///< only decode/encode grayscale +#define CODEC_FLAG_EMU_EDGE 0x4000///< don't draw edges +#define CODEC_FLAG_PSNR 0x8000 ///< error[?] variables will be set during encoding +#define CODEC_FLAG_TRUNCATED 0x00010000 /** input bitstream might be truncated at a random location instead of only at frame boundaries */ -#define CODEC_FLAG_NORMALIZE_AQP 0x00020000 ///< normalize adaptive quantization -#define CODEC_FLAG_INTERLACED_DCT 0x00040000 ///< use interlaced dct +#define CODEC_FLAG_NORMALIZE_AQP 0x00020000 ///< normalize adaptive quantization +#define CODEC_FLAG_INTERLACED_DCT 0x00040000 ///< use interlaced dct #define CODEC_FLAG_LOW_DELAY 0x00080000 ///< force low delay -#define CODEC_FLAG_ALT_SCAN 0x00100000 ///< use alternate scan -#define CODEC_FLAG_TRELLIS_QUANT 0x00200000 ///< use trellis quantization -#define CODEC_FLAG_GLOBAL_HEADER 0x00400000 ///< place global headers in extradata instead of every keyframe -#define CODEC_FLAG_BITEXACT 0x00800000 ///< use only bitexact stuff (except (i)dct) +#define CODEC_FLAG_ALT_SCAN 0x00100000 ///< use alternate scan +#define CODEC_FLAG_TRELLIS_QUANT 0x00200000 ///< use trellis quantization +#define CODEC_FLAG_GLOBAL_HEADER 0x00400000 ///< place global headers in extradata instead of every keyframe +#define CODEC_FLAG_BITEXACT 0x00800000 ///< use only bitexact stuff (except (i)dct) /* Fx : Flag for h263+ extra options */ +#if LIBAVCODEC_VERSION_INT < ((52<<16)+(0<<8)+0) #define CODEC_FLAG_H263P_AIC 0x01000000 ///< H263 Advanced intra coding / MPEG4 AC prediction (remove this) +#endif #define CODEC_FLAG_AC_PRED 0x01000000 ///< H263 Advanced intra coding / MPEG4 AC prediction -#define CODEC_FLAG_H263P_UMV 0x02000000 ///< Unlimited motion vector +#define CODEC_FLAG_H263P_UMV 0x02000000 ///< Unlimited motion vector #define CODEC_FLAG_CBP_RD 0x04000000 ///< use rate distortion optimization for cbp #define CODEC_FLAG_QP_RD 0x08000000 ///< use rate distortion optimization for qp selectioon #define CODEC_FLAG_H263P_AIV 0x00000008 ///< H263 Alternative inter vlc @@ -274,15 +370,33 @@ extern int motion_estimation_method; #define CODEC_FLAG_H263P_SLICE_STRUCT 0x10000000 #define CODEC_FLAG_INTERLACED_ME 0x20000000 ///< interlaced motion estimation #define CODEC_FLAG_SVCD_SCAN_OFFSET 0x40000000 ///< will reserve space for SVCD scan offset user data -#define CODEC_FLAG_CLOSED_GOP 0x80000000 +#define CODEC_FLAG_CLOSED_GOP ((int)0x80000000) +#define CODEC_FLAG2_FAST 0x00000001 ///< allow non spec compliant speedup tricks +#define CODEC_FLAG2_STRICT_GOP 0x00000002 ///< strictly enforce GOP size +#define CODEC_FLAG2_NO_OUTPUT 0x00000004 ///< skip bitstream encoding +#define CODEC_FLAG2_LOCAL_HEADER 0x00000008 ///< place global headers at every keyframe instead of in extradata +#define CODEC_FLAG2_BPYRAMID 0x00000010 ///< H.264 allow b-frames to be used as references +#define CODEC_FLAG2_WPRED 0x00000020 ///< H.264 weighted biprediction for b-frames +#define CODEC_FLAG2_MIXED_REFS 0x00000040 ///< H.264 one reference per partition, as opposed to one reference per macroblock +#define CODEC_FLAG2_8X8DCT 0x00000080 ///< H.264 high profile 8x8 transform +#define CODEC_FLAG2_FASTPSKIP 0x00000100 ///< H.264 fast pskip +#define CODEC_FLAG2_AUD 0x00000200 ///< H.264 access unit delimiters +#define CODEC_FLAG2_BRDO 0x00000400 ///< b-frame rate-distortion optimization +#define CODEC_FLAG2_INTRA_VLC 0x00000800 ///< use MPEG-2 intra VLC table +#define CODEC_FLAG2_MEMC_ONLY 0x00001000 ///< only do ME/MC (I frames -> ref, P frame -> ME+MC) +#define CODEC_FLAG2_DROP_FRAME_TIMECODE 0x00002000 ///< timecode is in drop frame format +#define CODEC_FLAG2_SKIP_RD 0x00004000 ///< RD optimal MB level residual skiping +#define CODEC_FLAG2_CHUNKS 0x00008000 ///< input bitstream might be truncated at a packet boundaries instead of only at frame boundaries +#define CODEC_FLAG2_NON_LINEAR_QUANT 0x00010000 ///< use MPEG-2 non linear quantizer + /* Unsupported options : - * Syntax Arithmetic coding (SAC) - * Reference Picture Selection - * Independant Segment Decoding */ + * Syntax Arithmetic coding (SAC) + * Reference Picture Selection + * Independent Segment Decoding */ /* /Fx */ /* codec capabilities */ -#define CODEC_CAP_DRAW_HORIZ_BAND 0x0001 ///< decoder can use draw_horiz_band callback +#define CODEC_CAP_DRAW_HORIZ_BAND 0x0001 ///< decoder can use draw_horiz_band callback /** * Codec uses get_buffer() for allocating buffers. * direct rendering method 1 @@ -294,10 +408,18 @@ extern int motion_estimation_method; #define CODEC_CAP_TRUNCATED 0x0008 /* codec can export data for HW decoding (XvMC) */ #define CODEC_CAP_HWACCEL 0x0010 -/** codec has a non zero delay and needs to be feeded with NULL at the end to get the delayed data */ +/** + * codec has a non zero delay and needs to be feeded with NULL at the end to get the delayed data. + * if this is not set, the codec is guaranteed to never be feeded with NULL data + */ #define CODEC_CAP_DELAY 0x0020 +/** + * Codec can be fed a final frame with a smaller size. + * This can be used to prevent truncation of the last audio samples. + */ +#define CODEC_CAP_SMALL_LAST_FRAME 0x0040 -//the following defines might change, so dont expect compatibility if u use them +//the following defines may change, don't expect compatibility if you use them #define MB_TYPE_INTRA4x4 0x0001 #define MB_TYPE_INTRA16x16 0x0002 //FIXME h264 specific #define MB_TYPE_INTRA_PCM 0x0004 //FIXME h264 specific @@ -360,7 +482,7 @@ typedef struct AVPanScan{ int linesize[4];\ /**\ * pointer to the first allocated byte of the picture. can be used in get_buffer/release_buffer\ - * this isnt used by lavc unless the default get/release_buffer() is used\ + * this isn't used by lavc unless the default get/release_buffer() is used\ * - encoding: \ * - decoding: \ */\ @@ -380,8 +502,8 @@ typedef struct AVPanScan{ int pict_type;\ \ /**\ - * presentation timestamp in AV_TIME_BASE (=micro seconds currently) (time when frame should be shown to user)\ - * if AV_NOPTS_VALUE then the frame_rate will be used as reference\ + * presentation timestamp in time_base units (time when frame should be shown to user)\ + * if AV_NOPTS_VALUE then frame_rate = 1/time_base will be assumed\ * - encoding: MUST be set by user\ * - decoding: set by lavc\ */\ @@ -444,7 +566,14 @@ typedef struct AVPanScan{ uint8_t *mbskip_table;\ \ /**\ - * Motion vector table\ + * Motion vector table.\ + * @code\ + * example:\ + * int mv_sample_log2= 4 - motion_subsample_log2;\ + * int mb_width= (width+15)>>4;\ + * int mv_stride= (mb_width << mv_sample_log2) + 1;\ + * motion_val[direction][x + y*mv_stride][0->mv_x, 1->mv_y];\ + * @endcode\ * - encoding: set by user\ * - decoding: set by lavc\ */\ @@ -459,7 +588,8 @@ typedef struct AVPanScan{ uint32_t *mb_type;\ \ /**\ - * Macroblock size: (0->16x16, 1->8x8, 2-> 4x4, 3-> 2x2)\ + * log2 of the size of the block which a single vector in motion_val represents: \ + * (4->16x16, 3->8x8, 2-> 4x4, 1-> 2x2)\ * - encoding: unused\ * - decoding: set by lavc\ */\ @@ -549,13 +679,14 @@ typedef struct AVPanScan{ */\ int8_t *ref_index[2]; -#define FF_QSCALE_TYPE_MPEG1 0 -#define FF_QSCALE_TYPE_MPEG2 1 +#define FF_QSCALE_TYPE_MPEG1 0 +#define FF_QSCALE_TYPE_MPEG2 1 +#define FF_QSCALE_TYPE_H264 2 #define FF_BUFFER_TYPE_INTERNAL 1 #define FF_BUFFER_TYPE_USER 2 ///< Direct rendering buffers (image is (de)allocated by user) -#define FF_BUFFER_TYPE_SHARED 4 ///< buffer from somewher else, dont dealloc image (data/base), all other tables are not shared -#define FF_BUFFER_TYPE_COPY 8 ///< just a (modified) copy of some other buffer, dont dealloc anything +#define FF_BUFFER_TYPE_SHARED 4 ///< buffer from somewhere else, don't dealloc image (data/base), all other tables are not shared +#define FF_BUFFER_TYPE_COPY 8 ///< just a (modified) copy of some other buffer, don't dealloc anything #define FF_I_TYPE 1 // Intra @@ -579,18 +710,6 @@ typedef struct AVFrame { #define DEFAULT_FRAME_RATE_BASE 1001000 -/** - * Used by av_log - */ -typedef struct AVCLASS AVClass; -struct AVCLASS { - const char* class_name; - const char* (*item_name)(void*); /* actually passing a pointer to an AVCodecContext - or AVFormatContext, which begin with an AVClass. - Needed because av_log is in libavcodec and has no visibility - of AVIn/OutputFormat */ -}; - /** * main external api structure. */ @@ -603,7 +722,7 @@ typedef struct AVCodecContext { /** * the average bitrate. * - encoding: set by user. unused for constant quantizer encoding - * - decoding: set by lavc. 0 or some bitrate if this info is available in the stream + * - decoding: set by lavc. 0 or some bitrate if this info is available in the stream */ int bit_rate; @@ -613,7 +732,7 @@ typedef struct AVCodecContext { * - encoding: set by user. unused for constant quantizer encoding * - decoding: unused */ - int bit_rate_tolerance; + int bit_rate_tolerance; /** * CODEC_FLAG_*. @@ -624,13 +743,15 @@ typedef struct AVCodecContext { /** * some codecs needs additionnal format info. It is stored here - * - encoding: set by user. + * - encoding: set by user. * - decoding: set by lavc. (FIXME is this ok?) */ int sub_id; /** * motion estimation algorithm used for video coding. + * 1 (zero), 2 (full), 3 (log), 4 (phods), 5 (epzs), 6 (x1), 7 (hex), + * 8 (umh), 9 (iter) [7, 8 are x264 specific, 9 is snow specific] * - encoding: MUST be set by user. * - decoding: unused */ @@ -641,29 +762,35 @@ typedef struct AVCodecContext { * mjpeg: huffman tables * rv10: additional flags * mpeg4: global headers (they can be in the bitstream or here) + * the allocated memory should be FF_INPUT_BUFFER_PADDING_SIZE bytes larger + * then extradata_size to avoid prolems if its read with the bitstream reader + * the bytewise contents of extradata must not depend on the architecture or cpu endianness * - encoding: set/allocated/freed by lavc. * - decoding: set/allocated/freed by user. */ - void *extradata; + uint8_t *extradata; int extradata_size; - + + /** + * this is the fundamental unit of time (in seconds) in terms + * of which frame timestamps are represented. for fixed-fps content, + * timebase should be 1/framerate and timestamp increments should be + * identically 1. + * - encoding: MUST be set by user + * - decoding: set by lavc. + */ + AVRational time_base; + /* video only */ /** - * frames per sec multiplied by frame_rate_base. - * for variable fps this is the precission, so if the timestamps - * can be specified in msec precssion then this is 1000*frame_rate_base - * - encoding: MUST be set by user - * - decoding: set by lavc. 0 or the frame_rate if available - */ - int frame_rate; - - /** - * width / height. - * - encoding: MUST be set by user. - * - decoding: set by user if known, codec should override / dynamically change if needed + * picture width / height. + * - encoding: MUST be set by user. + * - decoding: set by lavc. + * Note, for compatibility its possible to set this instead of + * coded_width/height before decoding */ int width, height; - + #define FF_ASPECT_EXTENDED 15 /** @@ -675,22 +802,19 @@ typedef struct AVCodecContext { /** * pixel format, see PIX_FMT_xxx. - * - encoding: FIXME: used by ffmpeg to decide whether an pix_fmt - * conversion is in order. This only works for - * codecs with one supported pix_fmt, we should - * do something for a generic case as well. + * - encoding: set by user. * - decoding: set by lavc. */ enum PixelFormat pix_fmt; - + /** - * Frame rate emulation. If not zero lower layer (i.e. format handler) + * Frame rate emulation. If not zero lower layer (i.e. format handler) * has to read frames at native frame rate. * - encoding: set by user. * - decoding: unused. */ int rate_emu; - + /** * if non NULL, 'draw_horiz_band' is called by the libavcodec * decoder to draw an horizontal band. It improve cache usage. Not @@ -708,27 +832,36 @@ typedef struct AVCodecContext { int y, int type, int height); /* audio only */ - int sample_rate; ///< samples per sec + int sample_rate; ///< samples per sec int channels; - int sample_fmt; ///< sample format, currenly unused + + /** + * audio sample format. + * - encoding: set by user. + * - decoding: set by lavc. + */ + enum SampleFormat sample_fmt; ///< sample format, currenly unused /* the following data should not be initialized */ - int frame_size; ///< in samples, initialized when calling 'init' - int frame_number; ///< audio or video frame number - int real_pict_num; ///< returns the real picture number of previous encoded frame - /** - * number of frames the decoded output will be delayed relative to + * samples per packet. initialized when calling 'init' + */ + int frame_size; + int frame_number; ///< audio or video frame number + int real_pict_num; ///< returns the real picture number of previous encoded frame + + /** + * number of frames the decoded output will be delayed relative to * the encoded input. * - encoding: set by lavc. * - decoding: unused */ int delay; - + /* - encoding parameters */ float qcompress; ///< amount of qscale change between easy & hard scenes (0.0-1.0) - float qblur; ///< amount of qscale smoothing over time (0.0-1.0) - + float qblur; ///< amount of qscale smoothing over time (0.0-1.0) + /** * minimum quantizer. * - encoding: set by user. @@ -744,7 +877,7 @@ typedef struct AVCodecContext { int qmax; /** - * maximum quantizer difference etween frames. + * maximum quantizer difference between frames. * - encoding: set by user. * - decoding: unused */ @@ -764,38 +897,45 @@ typedef struct AVCodecContext { * - decoding: unused */ float b_quant_factor; - + /** obsolete FIXME remove */ int rc_strategy; +#define FF_RC_STRATEGY_XVID 1 + int b_frame_strategy; /** * hurry up amount. * - encoding: unused * - decoding: set by user. 1-> skip b frames, 2-> skip idct/dequant too, 5-> skip everything except header + * @deprecated Deprecated in favor of skip_idct and skip_frame. */ int hurry_up; - + struct AVCodec *codec; - + void *priv_data; +#if LIBAVCODEC_VERSION_INT < ((52<<16)+(0<<8)+0) /* unused, FIXME remove*/ int rtp_mode; - - int rtp_payload_size; /* The size of the RTP payload, the coder will */ +#endif + + int rtp_payload_size; /* The size of the RTP payload: the coder will */ /* do it's best to deliver a chunk with size */ /* below rtp_payload_size, the chunk will start */ /* with a start code on some codecs like H.263 */ /* This doesn't take account of any particular */ /* headers inside the transmited RTP payload */ - - /* The RTP callcack: This function is called */ - /* every time the encoder as a packet to send */ - /* Depends on the encoder if the data starts */ - /* with a Start Code (it should) H.263 does */ - void (*rtp_callback)(struct AVCodecContext *avctx, void *data, int size, int packet_number); + + /* The RTP callback: This function is called */ + /* every time the encoder has a packet to send */ + /* Depends on the encoder if the data starts */ + /* with a Start Code (it should) H.263 does. */ + /* mb_nb contains the number of macroblocks */ + /* encoded in the RTP payload */ + void (*rtp_callback)(struct AVCodecContext *avctx, void *data, int size, int mb_nb); /* statistics, used for 2-pass encoding */ int mv_bits; @@ -806,7 +946,7 @@ typedef struct AVCodecContext { int p_count; int skip_count; int misc_bits; - + /** * number of bits used for the previously encoded frame. * - encoding: set by lavc @@ -824,7 +964,7 @@ typedef struct AVCodecContext { char codec_name[32]; enum CodecType codec_type; /* see CODEC_TYPE_xxx */ enum CodecID codec_id; /* see CODEC_ID_xxx */ - + /** * fourcc (LSB first, so "ABCD" -> ('D'<<24) + ('C'<<16) + ('B'<<8) + 'A'). * this is used to workaround some encoder bugs @@ -832,10 +972,10 @@ typedef struct AVCodecContext { * - decoding: set by user, will be converted to upper case by lavc during init */ unsigned int codec_tag; - + /** * workaround bugs in encoders which sometimes cannot be detected automatically. - * - encoding: unused + * - encoding: set by user * - decoding: set by user */ int workaround_bugs; @@ -853,29 +993,35 @@ typedef struct AVCodecContext { #define FF_BUG_EDGE 1024 #define FF_BUG_HPEL_CHROMA 2048 #define FF_BUG_DC_CLIP 4096 +#define FF_BUG_MS 8192 ///< workaround various bugs in microsofts broken decoders //#define FF_BUG_FAKE_SCALABILITY 16 //autodetection should work 100% - + /** * luma single coeff elimination threshold. * - encoding: set by user * - decoding: unused */ int luma_elim_threshold; - + /** * chroma single coeff elimination threshold. * - encoding: set by user * - decoding: unused */ int chroma_elim_threshold; - + /** * strictly follow the std (MPEG4, ...). * - encoding: set by user * - decoding: unused */ int strict_std_compliance; - +#define FF_COMPLIANCE_VERY_STRICT 2 ///< strictly conform to a older more strict version of the spec or reference software +#define FF_COMPLIANCE_STRICT 1 ///< strictly conform to all the things in the spec no matter what consequences +#define FF_COMPLIANCE_NORMAL 0 +#define FF_COMPLIANCE_INOFFICIAL -1 ///< allow inofficial extensions +#define FF_COMPLIANCE_EXPERIMENTAL -2 ///< allow non standarized experimental things + /** * qscale offset between ip and b frames. * if > 0 then the last p frame quantizer will be used (q= lastp_q*factor+offset) @@ -884,7 +1030,7 @@ typedef struct AVCodecContext { * - decoding: unused */ float b_quant_offset; - + /** * error resilience higher values will detect more errors but may missdetect * some more or less valid parts as errors. @@ -892,11 +1038,11 @@ typedef struct AVCodecContext { * - decoding: set by user */ int error_resilience; -#define FF_ER_CAREFULL 1 +#define FF_ER_CAREFUL 1 #define FF_ER_COMPLIANT 2 #define FF_ER_AGGRESSIVE 3 #define FF_ER_VERY_AGGRESSIVE 4 - + /** * called at the beginning of each frame to get a buffer for it. * if pic.reference is set then the frame will be read later by lavc @@ -906,7 +1052,7 @@ typedef struct AVCodecContext { * - decoding: set by lavc, user can override */ int (*get_buffer)(struct AVCodecContext *c, AVFrame *pic); - + /** * called to release buffers which where allocated with get_buffer. * a released buffer can be reused in get_buffer() @@ -922,27 +1068,31 @@ typedef struct AVCodecContext { * - decoding: set by lavc */ int has_b_frames; - - int block_align; ///< used by some WAV based audio codecs - + + /** + * number of bytes per packet if constant and known or 0 + * used by some WAV based audio codecs + */ + int block_align; + int parse_only; /* - decoding only: if true, only parsing is done (function avcodec_parse_frame()). The frame data is returned. Only MPEG codecs support this now. */ - + /** * 0-> h263 quant 1-> mpeg quant. * - encoding: set by user. * - decoding: unused */ int mpeg_quant; - + /** * pass1 encoding statistics output buffer. * - encoding: set by lavc * - decoding: unused */ char *stats_out; - + /** * pass2 encoding statistics input buffer. * concatenated stuff from stats_out of pass1 should be placed here @@ -950,7 +1100,7 @@ typedef struct AVCodecContext { * - decoding: unused */ char *stats_in; - + /** * ratecontrol qmin qmax limiting method. * 0-> clipping, 1-> use a nice continous function to limit qscale wthin qmin/qmax @@ -961,7 +1111,7 @@ typedef struct AVCodecContext { float rc_qmod_amp; int rc_qmod_freq; - + /** * ratecontrol override, see RcOverride. * - encoding: allocated/set/freed by user. @@ -969,28 +1119,28 @@ typedef struct AVCodecContext { */ RcOverride *rc_override; int rc_override_count; - + /** * rate control equation. * - encoding: set by user * - decoding: unused */ char *rc_eq; - + /** * maximum bitrate. * - encoding: set by user. * - decoding: unused */ int rc_max_rate; - + /** * minimum bitrate. * - encoding: set by user. * - decoding: unused */ int rc_min_rate; - + /** * decoder bitstream buffer size. * - encoding: set by user. @@ -1007,14 +1157,14 @@ typedef struct AVCodecContext { * - decoding: unused */ float i_quant_factor; - + /** * qscale offset between p and i frames. * - encoding: set by user. * - decoding: unused */ float i_quant_offset; - + /** * initial complexity for pass1 ratecontrol. * - encoding: set by user. @@ -1035,28 +1185,28 @@ typedef struct AVCodecContext { #define FF_DCT_MLIB 4 #define FF_DCT_ALTIVEC 5 #define FF_DCT_FAAN 6 - + /** * luminance masking (0-> disabled). * - encoding: set by user * - decoding: unused */ float lumi_masking; - + /** * temporary complexity masking (0-> disabled). * - encoding: set by user * - decoding: unused */ float temporal_cplx_masking; - + /** * spatial complexity masking (0-> disabled). * - encoding: set by user * - decoding: unused */ float spatial_cplx_masking; - + /** * p block masking (0-> disabled). * - encoding: set by user @@ -1070,11 +1220,11 @@ typedef struct AVCodecContext { * - decoding: unused */ float dark_masking; - - + + /* for binary compatibility */ int unused; - + /** * idct algorithm, see FF_IDCT_* below. * - encoding: set by user @@ -1092,6 +1242,13 @@ typedef struct AVCodecContext { #define FF_IDCT_ALTIVEC 8 #define FF_IDCT_SH4 9 #define FF_IDCT_SIMPLEARM 10 +#define FF_IDCT_H264 11 +#define FF_IDCT_VP3 12 +#define FF_IDCT_IPP 13 +#define FF_IDCT_XVIDMMX 14 +#define FF_IDCT_CAVS 15 +#define FF_IDCT_SIMPLEARMV5TE 16 +#define FF_IDCT_SIMPLEARMV6 17 /** * slice count. @@ -1124,15 +1281,19 @@ typedef struct AVCodecContext { * result into program crash) */ unsigned dsp_mask; -#define FF_MM_FORCE 0x80000000 /* force usage of selected flags (OR) */ +#define FF_MM_FORCE 0x80000000 /* force usage of selected flags (OR) */ /* lower 16 bits - CPU features */ #ifdef HAVE_MMX -#define FF_MM_MMX 0x0001 /* standard MMX */ -#define FF_MM_3DNOW 0x0004 /* AMD 3DNOW */ -#define FF_MM_MMXEXT 0x0002 /* SSE integer functions or AMD MMX ext */ -#define FF_MM_SSE 0x0008 /* SSE functions */ -#define FF_MM_SSE2 0x0010 /* PIV SSE2 functions */ +#define FF_MM_MMX 0x0001 /* standard MMX */ +#define FF_MM_3DNOW 0x0004 /* AMD 3DNOW */ +#define FF_MM_MMXEXT 0x0002 /* SSE integer functions or AMD MMX ext */ +#define FF_MM_SSE 0x0008 /* SSE functions */ +#define FF_MM_SSE2 0x0010 /* PIV SSE2 functions */ +#define FF_MM_3DNOWEXT 0x0020 /* AMD 3DNowExt */ #endif /* HAVE_MMX */ +#ifdef HAVE_IWMMXT +#define FF_MM_IWMMXT 0x0100 /* XScale IWMMXT */ +#endif /* HAVE_IWMMXT */ /** * bits per sample/pixel from the demuxer (needed for huffyuv). @@ -1140,7 +1301,7 @@ typedef struct AVCodecContext { * - decoding: set by user */ int bits_per_sample; - + /** * prediction method (needed for huffyuv). * - encoding: set by user @@ -1150,7 +1311,7 @@ typedef struct AVCodecContext { #define FF_PRED_LEFT 0 #define FF_PRED_PLANE 1 #define FF_PRED_MEDIAN 2 - + /** * sample aspect ratio (0 if unknown). * numerator and denominator must be relative prime and smaller then 256 for some video standards @@ -1187,7 +1348,7 @@ typedef struct AVCodecContext { #define FF_DEBUG_BUGS 0x00001000 #define FF_DEBUG_VIS_QP 0x00002000 #define FF_DEBUG_VIS_MB_TYPE 0x00004000 - + /** * debug. * - encoding: set by user. @@ -1204,21 +1365,21 @@ typedef struct AVCodecContext { * - decoding: unused */ uint64_t error[4]; - + /** * minimum MB quantizer. - * - encoding: set by user. + * - encoding: unused * - decoding: unused */ int mb_qmin; /** * maximum MB quantizer. - * - encoding: set by user. + * - encoding: unused * - decoding: unused */ int mb_qmax; - + /** * motion estimation compare function. * - encoding: set by user. @@ -1254,8 +1415,12 @@ typedef struct AVCodecContext { #define FF_CMP_VSAD 8 #define FF_CMP_VSSE 9 #define FF_CMP_NSSE 10 +#define FF_CMP_W53 11 +#define FF_CMP_W97 12 +#define FF_CMP_DCTMAX 13 +#define FF_CMP_DCT264 14 #define FF_CMP_CHROMA 256 - + /** * ME diamond size & shape. * - encoding: set by user. @@ -1313,9 +1478,9 @@ typedef struct AVCodecContext { * DTG active format information (additionnal aspect ratio * information only used in DVB MPEG2 transport streams). 0 if * not set. - * + * * - encoding: unused. - * - decoding: set by decoder + * - decoding: set by decoder */ int dtg_active_format; #define FF_DTG_AFD_SAME 8 @@ -1329,21 +1494,12 @@ typedef struct AVCodecContext { /** * Maximum motion estimation search range in subpel units. * if 0 then no limit - * + * * - encoding: set by user. * - decoding: unused. */ int me_range; - /** - * frame_rate_base. - * for variable fps this is 1 - * - encoding: set by user. - * - decoding: set by lavc. - * @todo move this after frame_rate - */ - - int frame_rate_base; /** * intra quantizer bias. * - encoding: set by user. @@ -1351,7 +1507,7 @@ typedef struct AVCodecContext { */ int intra_quant_bias; #define FF_DEFAULT_QUANT_BIAS 999999 - + /** * inter quantizer bias. * - encoding: set by user. @@ -1366,16 +1522,16 @@ typedef struct AVCodecContext { * table have to be stored somewhere FIXME */ int color_table_id; - + /** - * internal_buffer count. - * Dont touch, used by lavc default_get_buffer() + * internal_buffer count. + * Don't touch, used by lavc default_get_buffer() */ int internal_buffer_count; - + /** - * internal_buffers. - * Dont touch, used by lavc default_get_buffer() + * internal_buffers. + * Don't touch, used by lavc default_get_buffer() */ void *internal_buffer; @@ -1392,7 +1548,7 @@ typedef struct AVCodecContext { * - decoding: unused */ int global_quality; - + #define FF_CODER_TYPE_VLC 0 #define FF_CODER_TYPE_AC 1 /** @@ -1408,7 +1564,15 @@ typedef struct AVCodecContext { * - decoding: unused */ int context_model; - +#if 0 + /** + * + * - encoding: unused + * - decoding: set by user. + */ + uint8_t * (*realloc)(struct AVCodecContext *s, uint8_t *buf, int buf_size); +#endif + /** * slice flags * - encoding: unused @@ -1425,7 +1589,7 @@ typedef struct AVCodecContext { * - decoding: set by decoder */ int xvmc_acceleration; - + /** * macroblock decision mode * - encoding: set by user. @@ -1449,7 +1613,7 @@ typedef struct AVCodecContext { * - decoding: set by lavc */ uint16_t *inter_matrix; - + /** * fourcc from the AVI stream header (LSB first, so "ABCD" -> ('D'<<24) + ('C'<<16) + ('B'<<8) + 'A'). * this is used to workaround some encoder bugs @@ -1493,7 +1657,7 @@ typedef struct AVCodecContext { * - decoding: unused */ int noise_reduction; - + /** * called at the beginning of a frame to get cr buffer for it. * buffer type (size, hints) must be the same. lavc won't check it. @@ -1532,7 +1696,7 @@ typedef struct AVCodecContext { * - decoding: unused. */ int error_rate; - + /** * MP3 antialias algorithm, see FF_AA_* below. * - encoding: unused @@ -1552,14 +1716,14 @@ typedef struct AVCodecContext { /** * Thread count. - * is used to decide how many independant tasks should be passed to execute() + * is used to decide how many independent tasks should be passed to execute() * - encoding: set by user * - decoding: set by user */ int thread_count; - + /** - * the codec may call this to execute several independant things. it will return only after + * the codec may call this to execute several independent things. it will return only after * finishing all tasks, the user may replace this with some multithreaded implementation, the * default implementation will execute the parts serially * @param count the number of things to execute @@ -1567,7 +1731,7 @@ typedef struct AVCodecContext { * - decoding: set by lavc, user can override */ int (*execute)(struct AVCodecContext *c, int (*func)(struct AVCodecContext *c2, void *arg), void **arg2, int *ret, int count); - + /** * Thread opaque. * can be used by execute() to store some per AVCodecContext stuff. @@ -1577,9 +1741,9 @@ typedef struct AVCodecContext { void *thread_opaque; /** - * Motion estimation threshold. under which no motion estimation is + * Motion estimation threshold. under which no motion estimation is * performed, but instead the user specified motion vectors are used - * + * * - encoding: set by user * - decoding: unused */ @@ -1607,64 +1771,321 @@ typedef struct AVCodecContext { int nsse_weight; /** - * number of macroblock rows at the top which are skiped. + * number of macroblock rows at the top which are skipped. * - encoding: unused * - decoding: set by user */ int skip_top; /** - * number of macroblock rows at the bottom which are skiped. + * number of macroblock rows at the bottom which are skipped. * - encoding: unused * - decoding: set by user */ int skip_bottom; -} AVCodecContext; - -/** - * AVOption. - */ -typedef struct AVOption { - /** options' name */ - const char *name; /* if name is NULL, it indicates a link to next */ - /** short English text help or const struct AVOption* subpointer */ - const char *help; // const struct AVOption* sub; - /** offset to context structure where the parsed value should be stored */ - int offset; - /** options' type */ - int type; -#define FF_OPT_TYPE_BOOL 1 ///< boolean - true,1,on (or simply presence) -#define FF_OPT_TYPE_DOUBLE 2 ///< double -#define FF_OPT_TYPE_INT 3 ///< integer -#define FF_OPT_TYPE_STRING 4 ///< string (finished with \0) -#define FF_OPT_TYPE_MASK 0x1f ///< mask for types - upper bits are various flags -//#define FF_OPT_TYPE_EXPERT 0x20 // flag for expert option -#define FF_OPT_TYPE_FLAG (FF_OPT_TYPE_BOOL | 0x40) -#define FF_OPT_TYPE_RCOVERRIDE (FF_OPT_TYPE_STRING | 0x80) - /** min value (min == max -> no limits) */ - double min; - /** maximum value for double/int */ - double max; - /** default boo [0,1]l/double/int value */ - double defval; /** - * default string value (with optional semicolon delimited extra option-list - * i.e. option1;option2;option3 - * defval might select other then first argument as default + * profile + * - encoding: set by user + * - decoding: set by lavc */ - const char *defstr; -#define FF_OPT_MAX_DEPTH 10 -} AVOption; + int profile; +#define FF_PROFILE_UNKNOWN -99 -/** - * Parse option(s) and sets fields in passed structure - * @param strct structure where the parsed results will be written - * @param list list with AVOptions - * @param opts string with options for parsing - */ -int avoption_parse(void* strct, const AVOption* list, const char* opts); + /** + * level + * - encoding: set by user + * - decoding: set by lavc + */ + int level; +#define FF_LEVEL_UNKNOWN -99 + /** + * low resolution decoding. 1-> 1/2 size, 2->1/4 size + * - encoding: unused + * - decoding: set by user + */ + int lowres; + + /** + * bitsream width / height. may be different from width/height if lowres + * or other things are used + * - encoding: unused + * - decoding: set by user before init if known, codec should override / dynamically change if needed + */ + int coded_width, coded_height; + + /** + * frame skip threshold + * - encoding: set by user + * - decoding: unused + */ + int frame_skip_threshold; + + /** + * frame skip factor + * - encoding: set by user + * - decoding: unused + */ + int frame_skip_factor; + + /** + * frame skip exponent + * - encoding: set by user + * - decoding: unused + */ + int frame_skip_exp; + + /** + * frame skip comparission function + * - encoding: set by user. + * - decoding: unused + */ + int frame_skip_cmp; + + /** + * border processing masking. raises the quantizer for mbs on the borders + * of the picture. + * - encoding: set by user + * - decoding: unused + */ + float border_masking; + + /** + * minimum MB lagrange multipler. + * - encoding: set by user. + * - decoding: unused + */ + int mb_lmin; + + /** + * maximum MB lagrange multipler. + * - encoding: set by user. + * - decoding: unused + */ + int mb_lmax; + + /** + * + * - encoding: set by user. + * - decoding: unused + */ + int me_penalty_compensation; + + /** + * + * - encoding: unused + * - decoding: set by user. + */ + enum AVDiscard skip_loop_filter; + + /** + * + * - encoding: unused + * - decoding: set by user. + */ + enum AVDiscard skip_idct; + + /** + * + * - encoding: unused + * - decoding: set by user. + */ + enum AVDiscard skip_frame; + + /** + * + * - encoding: set by user. + * - decoding: unused + */ + int bidir_refine; + + /** + * + * - encoding: set by user. + * - decoding: unused + */ + int brd_scale; + + /** + * constant rate factor - quality-based VBR - values ~correspond to qps + * - encoding: set by user. + * - decoding: unused + */ + float crf; + + /** + * constant quantization parameter rate control method + * - encoding: set by user. + * - decoding: unused + */ + int cqp; + + /** + * minimum gop size + * - encoding: set by user. + * - decoding: unused + */ + int keyint_min; + + /** + * number of reference frames + * - encoding: set by user. + * - decoding: unused + */ + int refs; + + /** + * chroma qp offset from luma + * - encoding: set by user. + * - decoding: unused + */ + int chromaoffset; + + /** + * influences how often b-frames are used + * - encoding: set by user. + * - decoding: unused + */ + int bframebias; + + /** + * trellis RD quantization + * - encoding: set by user. + * - decoding: unused + */ + int trellis; + + /** + * reduce fluctuations in qp (before curve compression) + * - encoding: set by user. + * - decoding: unused + */ + float complexityblur; + + /** + * in-loop deblocking filter alphac0 parameter + * alpha is in the range -6...6 + * - encoding: set by user. + * - decoding: unused + */ + int deblockalpha; + + /** + * in-loop deblocking filter beta parameter + * beta is in the range -6...6 + * - encoding: set by user. + * - decoding: unused + */ + int deblockbeta; + + /** + * macroblock subpartition sizes to consider - p8x8, p4x4, b8x8, i8x8, i4x4 + * - encoding: set by user. + * - decoding: unused + */ + int partitions; +#define X264_PART_I4X4 0x001 /* Analyse i4x4 */ +#define X264_PART_I8X8 0x002 /* Analyse i8x8 (requires 8x8 transform) */ +#define X264_PART_P8X8 0x010 /* Analyse p16x8, p8x16 and p8x8 */ +#define X264_PART_P4X4 0x020 /* Analyse p8x4, p4x8, p4x4 */ +#define X264_PART_B8X8 0x100 /* Analyse b16x8, b8x16 and b8x8 */ + + /** + * direct mv prediction mode - 0 (none), 1 (spatial), 2 (temporal) + * - encoding: set by user. + * - decoding: unused + */ + int directpred; + + /** + * audio cutoff bandwidth (0 means "automatic") . Currently used only by FAAC + * - encoding: set by user. + * - decoding: unused + */ + int cutoff; + + /** + * multiplied by qscale for each frame and added to scene_change_score + * - encoding: set by user. + * - decoding: unused + */ + int scenechange_factor; + + /** + * + * note: value depends upon the compare functin used for fullpel ME + * - encoding: set by user. + * - decoding: unused + */ + int mv0_threshold; + + /** + * adjusts sensitivity of b_frame_strategy 1 + * - encoding: set by user. + * - decoding: unused + */ + int b_sensitivity; + + /** + * - encoding: set by user. + * - decoding: unused + */ + int compression_level; +#define FF_COMPRESSION_DEFAULT -1 + + /** + * sets whether to use LPC mode - used by FLAC encoder + * - encoding: set by user. + * - decoding: unused. + */ + int use_lpc; + + /** + * LPC coefficient precision - used by FLAC encoder + * - encoding: set by user. + * - decoding: unused. + */ + int lpc_coeff_precision; + + /** + * - encoding: set by user. + * - decoding: unused. + */ + int min_prediction_order; + + /** + * - encoding: set by user. + * - decoding: unused. + */ + int max_prediction_order; + + /** + * search method for selecting prediction order + * - encoding: set by user. + * - decoding: unused. + */ + int prediction_order_method; + + /** + * - encoding: set by user. + * - decoding: unused. + */ + int min_partition_order; + + /** + * - encoding: set by user. + * - decoding: unused. + */ + int max_partition_order; + + /** + * GOP timecode frame start number, in non drop frame format + * - encoding: set by user. + * - decoding: unused. + */ + int64_t timecode_frame_start; +} AVCodecContext; /** * AVCodec. @@ -1672,7 +2093,7 @@ int avoption_parse(void* strct, const AVOption* list, const char* opts); typedef struct AVCodec { const char *name; enum CodecType type; - int id; + enum CodecID id; int priv_data_size; int (*init)(AVCodecContext *); int (*encode)(AVCodecContext *, uint8_t *buf, int buf_size, void *data); @@ -1680,7 +2101,6 @@ typedef struct AVCodec { int (*decode)(AVCodecContext *, void *outdata, int *outdata_size, uint8_t *buf, int buf_size); int capabilities; - const AVOption *options; struct AVCodec *next; void (*flush)(AVCodecContext *); const AVRational *supported_framerates; ///array of supported framerates, or NULL if any, array is terminated by {0,0} @@ -1700,6 +2120,7 @@ typedef struct AVPicture { * AVPaletteControl * This structure defines a method for communicating palette changes * between and demuxer and a decoder. + * this is totally broken, palette changes should be sent as AVPackets */ #define AVPALETTE_SIZE 1024 #define AVPALETTE_COUNT 256 @@ -1715,149 +2136,275 @@ typedef struct AVPaletteControl { * data is probably 6 bits in size and needs to be scaled */ unsigned int palette[AVPALETTE_COUNT]; -} AVPaletteControl; +} AVPaletteControl attribute_deprecated; + +typedef struct AVSubtitleRect { + uint16_t x; + uint16_t y; + uint16_t w; + uint16_t h; + uint16_t nb_colors; + int linesize; + uint32_t *rgba_palette; + uint8_t *bitmap; +} AVSubtitleRect; + +typedef struct AVSubtitle { + uint16_t format; /* 0 = graphics */ + uint32_t start_display_time; /* relative to packet pts, in ms */ + uint32_t end_display_time; /* relative to packet pts, in ms */ + uint32_t num_rects; + AVSubtitleRect *rects; +} AVSubtitle; extern AVCodec ac3_encoder; -extern AVCodec mp2_encoder; -extern AVCodec mp3lame_encoder; -extern AVCodec oggvorbis_encoder; +extern AVCodec amr_nb_encoder; +extern AVCodec amr_wb_encoder; +extern AVCodec asv1_encoder; +extern AVCodec asv2_encoder; +extern AVCodec bmp_encoder; +extern AVCodec dvvideo_encoder; extern AVCodec faac_encoder; -extern AVCodec mpeg1video_encoder; -extern AVCodec mpeg2video_encoder; +extern AVCodec ffv1_encoder; +extern AVCodec ffvhuff_encoder; +extern AVCodec flac_encoder; +extern AVCodec flashsv_encoder; +extern AVCodec flv_encoder; +extern AVCodec gif_encoder; +extern AVCodec h261_encoder; extern AVCodec h263_encoder; extern AVCodec h263p_encoder; -extern AVCodec flv_encoder; -extern AVCodec rv10_encoder; -extern AVCodec rv20_encoder; -extern AVCodec dvvideo_encoder; -extern AVCodec mjpeg_encoder; +extern AVCodec h264_encoder; +extern AVCodec huffyuv_encoder; +extern AVCodec jpegls_encoder; +extern AVCodec libgsm_encoder; +extern AVCodec libgsm_ms_encoder; +extern AVCodec libtheora_encoder; extern AVCodec ljpeg_encoder; +extern AVCodec mdec_encoder; +extern AVCodec mjpeg_encoder; +extern AVCodec mp2_encoder; +extern AVCodec mp3lame_encoder; +extern AVCodec mpeg1video_encoder; +extern AVCodec mpeg2video_encoder; extern AVCodec mpeg4_encoder; extern AVCodec msmpeg4v1_encoder; extern AVCodec msmpeg4v2_encoder; extern AVCodec msmpeg4v3_encoder; +extern AVCodec oggvorbis_encoder; +extern AVCodec pam_encoder; +extern AVCodec pbm_encoder; +extern AVCodec pgm_encoder; +extern AVCodec pgmyuv_encoder; +extern AVCodec png_encoder; +extern AVCodec ppm_encoder; +extern AVCodec rv10_encoder; +extern AVCodec rv20_encoder; +extern AVCodec snow_encoder; +extern AVCodec sonic_encoder; +extern AVCodec sonic_ls_encoder; +extern AVCodec svq1_encoder; +extern AVCodec targa_encoder; +extern AVCodec vcr1_encoder; +extern AVCodec vorbis_encoder; +extern AVCodec wmav1_encoder; +extern AVCodec wmav2_encoder; extern AVCodec wmv1_encoder; extern AVCodec wmv2_encoder; -extern AVCodec huffyuv_encoder; -extern AVCodec h264_encoder; -extern AVCodec asv1_encoder; -extern AVCodec asv2_encoder; -extern AVCodec vcr1_encoder; -extern AVCodec ffv1_encoder; -extern AVCodec mdec_encoder; +extern AVCodec x264_encoder; +extern AVCodec xvid_encoder; extern AVCodec zlib_encoder; -extern AVCodec svq1_encoder; +extern AVCodec zmbv_encoder; -extern AVCodec h263_decoder; +extern AVCodec aac_decoder; +extern AVCodec aasc_decoder; +extern AVCodec alac_decoder; +extern AVCodec amr_nb_decoder; +extern AVCodec amr_wb_decoder; +extern AVCodec asv1_decoder; +extern AVCodec asv2_decoder; +extern AVCodec avs_decoder; +extern AVCodec bmp_decoder; +extern AVCodec cavs_decoder; +extern AVCodec cinepak_decoder; +extern AVCodec cljr_decoder; +extern AVCodec cook_decoder; +extern AVCodec cscd_decoder; +extern AVCodec cyuv_decoder; +extern AVCodec dca_decoder; +extern AVCodec dnxhd_decoder; +extern AVCodec dsicinaudio_decoder; +extern AVCodec dsicinvideo_decoder; +extern AVCodec dvvideo_decoder; +extern AVCodec dxa_decoder; +extern AVCodec eightbps_decoder; +extern AVCodec ffv1_decoder; +extern AVCodec ffvhuff_decoder; +extern AVCodec flac_decoder; +extern AVCodec flashsv_decoder; +extern AVCodec flic_decoder; +extern AVCodec flv_decoder; +extern AVCodec fourxm_decoder; +extern AVCodec fraps_decoder; +extern AVCodec gif_decoder; extern AVCodec h261_decoder; +extern AVCodec h263_decoder; +extern AVCodec h263i_decoder; +extern AVCodec h264_decoder; +extern AVCodec huffyuv_decoder; +extern AVCodec idcin_decoder; +extern AVCodec imc_decoder; +extern AVCodec indeo2_decoder; +extern AVCodec indeo3_decoder; +extern AVCodec interplay_dpcm_decoder; +extern AVCodec interplay_video_decoder; +extern AVCodec kmvc_decoder; +extern AVCodec libgsm_decoder; +extern AVCodec libgsm_ms_decoder; +extern AVCodec loco_decoder; +extern AVCodec mace3_decoder; +extern AVCodec mace6_decoder; +extern AVCodec mdec_decoder; +extern AVCodec mjpeg_decoder; +extern AVCodec mjpegb_decoder; +extern AVCodec mmvideo_decoder; +extern AVCodec mp2_decoder; +extern AVCodec mp3_decoder; +extern AVCodec mp3adu_decoder; +extern AVCodec mp3on4_decoder; +extern AVCodec mpc7_decoder; +extern AVCodec mpeg1video_decoder; +extern AVCodec mpeg2video_decoder; extern AVCodec mpeg4_decoder; +extern AVCodec mpeg4aac_decoder; +extern AVCodec mpeg_xvmc_decoder; +extern AVCodec mpegvideo_decoder; extern AVCodec msmpeg4v1_decoder; extern AVCodec msmpeg4v2_decoder; extern AVCodec msmpeg4v3_decoder; -extern AVCodec wmv1_decoder; -extern AVCodec wmv2_decoder; -extern AVCodec mpeg1video_decoder; -extern AVCodec mpeg2video_decoder; -extern AVCodec mpegvideo_decoder; -extern AVCodec mpeg_xvmc_decoder; -extern AVCodec h263i_decoder; -extern AVCodec flv_decoder; -extern AVCodec rv10_decoder; -extern AVCodec rv20_decoder; -extern AVCodec svq1_decoder; -extern AVCodec svq3_decoder; -extern AVCodec dvvideo_decoder; -extern AVCodec wmav1_decoder; -extern AVCodec wmav2_decoder; -extern AVCodec mjpeg_decoder; -extern AVCodec mjpegb_decoder; -extern AVCodec sp5x_decoder; -extern AVCodec mp2_decoder; -extern AVCodec mp3_decoder; -extern AVCodec mace3_decoder; -extern AVCodec mace6_decoder; -extern AVCodec huffyuv_decoder; -extern AVCodec oggvorbis_decoder; -extern AVCodec cyuv_decoder; -extern AVCodec h264_decoder; -extern AVCodec indeo3_decoder; -extern AVCodec vp3_decoder; -extern AVCodec theora_decoder; -extern AVCodec amr_nb_decoder; -extern AVCodec amr_nb_encoder; -extern AVCodec amr_wb_encoder; -extern AVCodec amr_wb_decoder; -extern AVCodec aac_decoder; -extern AVCodec mpeg4aac_decoder; -extern AVCodec asv1_decoder; -extern AVCodec asv2_decoder; -extern AVCodec vcr1_decoder; -extern AVCodec cljr_decoder; -extern AVCodec ffv1_decoder; -extern AVCodec fourxm_decoder; -extern AVCodec mdec_decoder; -extern AVCodec roq_decoder; -extern AVCodec interplay_video_decoder; -extern AVCodec xan_wc3_decoder; -extern AVCodec rpza_decoder; -extern AVCodec cinepak_decoder; extern AVCodec msrle_decoder; extern AVCodec msvideo1_decoder; -extern AVCodec vqa_decoder; -extern AVCodec idcin_decoder; -extern AVCodec eightbps_decoder; -extern AVCodec smc_decoder; -extern AVCodec flic_decoder; -extern AVCodec vmdvideo_decoder; -extern AVCodec vmdaudio_decoder; -extern AVCodec truemotion1_decoder; extern AVCodec mszh_decoder; -extern AVCodec zlib_decoder; +extern AVCodec nuv_decoder; +extern AVCodec oggvorbis_decoder; +extern AVCodec png_decoder; +extern AVCodec qdm2_decoder; +extern AVCodec qdraw_decoder; +extern AVCodec qpeg_decoder; +extern AVCodec qtrle_decoder; extern AVCodec ra_144_decoder; extern AVCodec ra_288_decoder; +extern AVCodec roq_decoder; extern AVCodec roq_dpcm_decoder; -extern AVCodec interplay_dpcm_decoder; +extern AVCodec rpza_decoder; +extern AVCodec rv10_decoder; +extern AVCodec rv20_decoder; +extern AVCodec rv30_decoder; +extern AVCodec rv40_decoder; +extern AVCodec shorten_decoder; +extern AVCodec smackaud_decoder; +extern AVCodec smacker_decoder; +extern AVCodec smc_decoder; +extern AVCodec snow_decoder; +extern AVCodec sol_dpcm_decoder; +extern AVCodec sonic_decoder; +extern AVCodec sp5x_decoder; +extern AVCodec svq1_decoder; +extern AVCodec svq3_decoder; +extern AVCodec targa_decoder; +extern AVCodec theora_decoder; +extern AVCodec tiertexseqvideo_decoder; +extern AVCodec tiff_decoder; +extern AVCodec truemotion1_decoder; +extern AVCodec truemotion2_decoder; +extern AVCodec truespeech_decoder; +extern AVCodec tscc_decoder; +extern AVCodec tta_decoder; +extern AVCodec ulti_decoder; +extern AVCodec vc1_decoder; +extern AVCodec vcr1_decoder; +extern AVCodec vmdaudio_decoder; +extern AVCodec vmdvideo_decoder; +extern AVCodec vmnc_decoder; +extern AVCodec vorbis_decoder; +extern AVCodec vp3_decoder; +extern AVCodec vp5_decoder; +extern AVCodec vp6_decoder; +extern AVCodec vp6f_decoder; +extern AVCodec vqa_decoder; +extern AVCodec wavpack_decoder; +extern AVCodec wmav1_decoder; +extern AVCodec wmav2_decoder; +extern AVCodec wmv1_decoder; +extern AVCodec wmv2_decoder; +extern AVCodec wmv3_decoder; +extern AVCodec wnv1_decoder; +extern AVCodec ws_snd1_decoder; extern AVCodec xan_dpcm_decoder; -extern AVCodec qtrle_decoder; -extern AVCodec flac_decoder; +extern AVCodec xan_wc3_decoder; +extern AVCodec xl_decoder; +extern AVCodec zlib_decoder; +extern AVCodec zmbv_decoder; /* pcm codecs */ #define PCM_CODEC(id, name) \ extern AVCodec name ## _decoder; \ extern AVCodec name ## _encoder -PCM_CODEC(CODEC_ID_PCM_S16LE, pcm_s16le); -PCM_CODEC(CODEC_ID_PCM_S16BE, pcm_s16be); -PCM_CODEC(CODEC_ID_PCM_U16LE, pcm_u16le); -PCM_CODEC(CODEC_ID_PCM_U16BE, pcm_u16be); -PCM_CODEC(CODEC_ID_PCM_S8, pcm_s8); -PCM_CODEC(CODEC_ID_PCM_U8, pcm_u8); -PCM_CODEC(CODEC_ID_PCM_ALAW, pcm_alaw); -PCM_CODEC(CODEC_ID_PCM_MULAW, pcm_mulaw); +PCM_CODEC(CODEC_ID_PCM_ALAW, pcm_alaw); +PCM_CODEC(CODEC_ID_PCM_MULAW, pcm_mulaw); +PCM_CODEC(CODEC_ID_PCM_S8, pcm_s8); +PCM_CODEC(CODEC_ID_PCM_S16BE, pcm_s16be); +PCM_CODEC(CODEC_ID_PCM_S16LE, pcm_s16le); +PCM_CODEC(CODEC_ID_PCM_S24BE, pcm_s24be); +PCM_CODEC(CODEC_ID_PCM_S24DAUD, pcm_s24daud); +PCM_CODEC(CODEC_ID_PCM_S24LE, pcm_s24le); +PCM_CODEC(CODEC_ID_PCM_S32BE, pcm_s32be); +PCM_CODEC(CODEC_ID_PCM_S32LE, pcm_s32le); +PCM_CODEC(CODEC_ID_PCM_U8, pcm_u8); +PCM_CODEC(CODEC_ID_PCM_U16BE, pcm_u16be); +PCM_CODEC(CODEC_ID_PCM_U16LE, pcm_u16le); +PCM_CODEC(CODEC_ID_PCM_U24BE, pcm_u24be); +PCM_CODEC(CODEC_ID_PCM_U24LE, pcm_u24le); +PCM_CODEC(CODEC_ID_PCM_U32BE, pcm_u32be); +PCM_CODEC(CODEC_ID_PCM_U32LE, pcm_u32le); /* adpcm codecs */ -PCM_CODEC(CODEC_ID_ADPCM_IMA_QT, adpcm_ima_qt); -PCM_CODEC(CODEC_ID_ADPCM_IMA_WAV, adpcm_ima_wav); +PCM_CODEC(CODEC_ID_ADPCM_4XM, adpcm_4xm); +PCM_CODEC(CODEC_ID_ADPCM_ADX, adpcm_adx); +PCM_CODEC(CODEC_ID_ADPCM_CT, adpcm_ct); +PCM_CODEC(CODEC_ID_ADPCM_EA, adpcm_ea); +PCM_CODEC(CODEC_ID_ADPCM_G726, adpcm_g726); PCM_CODEC(CODEC_ID_ADPCM_IMA_DK3, adpcm_ima_dk3); PCM_CODEC(CODEC_ID_ADPCM_IMA_DK4, adpcm_ima_dk4); -PCM_CODEC(CODEC_ID_ADPCM_IMA_WS, adpcm_ima_ws); -PCM_CODEC(CODEC_ID_ADPCM_SMJPEG, adpcm_ima_smjpeg); -PCM_CODEC(CODEC_ID_ADPCM_MS, adpcm_ms); -PCM_CODEC(CODEC_ID_ADPCM_4XM, adpcm_4xm); -PCM_CODEC(CODEC_ID_ADPCM_XA, adpcm_xa); -PCM_CODEC(CODEC_ID_ADPCM_ADX, adpcm_adx); -PCM_CODEC(CODEC_ID_ADPCM_EA, adpcm_ea); -PCM_CODEC(CODEC_ID_ADPCM_G726, adpcm_g726); +PCM_CODEC(CODEC_ID_ADPCM_IMA_QT, adpcm_ima_qt); +PCM_CODEC(CODEC_ID_ADPCM_IMA_WAV, adpcm_ima_wav); +PCM_CODEC(CODEC_ID_ADPCM_IMA_WS, adpcm_ima_ws); +PCM_CODEC(CODEC_ID_ADPCM_MS, adpcm_ms); +PCM_CODEC(CODEC_ID_ADPCM_SBPRO_2, adpcm_sbpro_2); +PCM_CODEC(CODEC_ID_ADPCM_SBPRO_3, adpcm_sbpro_3); +PCM_CODEC(CODEC_ID_ADPCM_SBPRO_4, adpcm_sbpro_4); +PCM_CODEC(CODEC_ID_ADPCM_SMJPEG, adpcm_ima_smjpeg); +PCM_CODEC(CODEC_ID_ADPCM_SWF, adpcm_swf); +PCM_CODEC(CODEC_ID_ADPCM_XA, adpcm_xa); +PCM_CODEC(CODEC_ID_ADPCM_YAMAHA, adpcm_yamaha); #undef PCM_CODEC /* dummy raw video codec */ -extern AVCodec rawvideo_encoder; extern AVCodec rawvideo_decoder; +extern AVCodec rawvideo_encoder; /* the following codecs use external GPL libs */ -extern AVCodec ac3_decoder; +extern AVCodec dts_decoder; +extern AVCodec liba52_decoder; + +/* subtitles */ +extern AVCodec dvbsub_decoder; +extern AVCodec dvbsub_encoder; +extern AVCodec dvdsub_decoder; +extern AVCodec dvdsub_encoder; /* resample.c */ @@ -1866,26 +2413,27 @@ struct AVResampleContext; typedef struct ReSampleContext ReSampleContext; -ReSampleContext *audio_resample_init(int output_channels, int input_channels, +ReSampleContext *audio_resample_init(int output_channels, int input_channels, int output_rate, int input_rate); int audio_resample(ReSampleContext *s, short *output, short *input, int nb_samples); void audio_resample_close(ReSampleContext *s); -struct AVResampleContext *av_resample_init(int out_rate, int in_rate); +struct AVResampleContext *av_resample_init(int out_rate, int in_rate, int filter_length, int log2_phase_count, int linear, double cutoff); int av_resample(struct AVResampleContext *c, short *dst, short *src, int *consumed, int src_size, int dst_size, int update_ctx); void av_resample_compensate(struct AVResampleContext *c, int sample_delta, int compensation_distance); void av_resample_close(struct AVResampleContext *c); +#if LIBAVCODEC_VERSION_INT < ((52<<16)+(0<<8)+0) /* YUV420 format is assumed ! */ -struct ImgReSampleContext; +struct ImgReSampleContext attribute_deprecated; -typedef struct ImgReSampleContext ImgReSampleContext; +typedef struct ImgReSampleContext ImgReSampleContext attribute_deprecated; -ImgReSampleContext *img_resample_init(int output_width, int output_height, +attribute_deprecated ImgReSampleContext *img_resample_init(int output_width, int output_height, int input_width, int input_height); -ImgReSampleContext *img_resample_full_init(int owidth, int oheight, +attribute_deprecated ImgReSampleContext *img_resample_full_init(int owidth, int oheight, int iwidth, int iheight, int topBand, int bottomBand, int leftBand, int rightBand, @@ -1893,10 +2441,12 @@ ImgReSampleContext *img_resample_full_init(int owidth, int oheight, int padleft, int padright); -void img_resample(ImgReSampleContext *s, +attribute_deprecated void img_resample(ImgReSampleContext *s, AVPicture *output, const AVPicture *input); -void img_resample_close(ImgReSampleContext *s); +attribute_deprecated void img_resample_close(ImgReSampleContext *s); + +#endif /** * Allocate memory for a picture. Call avpicture_free to free it. @@ -1905,45 +2455,125 @@ void img_resample_close(ImgReSampleContext *s); * @param pix_fmt the format of the picture. * @param width the width of the picture. * @param height the height of the picture. - * @return 0 if successful, -1 if not. + * @return Zero if successful, a negative value if not. */ int avpicture_alloc(AVPicture *picture, int pix_fmt, int width, int height); -/* Free a picture previously allocated by avpicture_alloc. */ +/** + * Free a picture previously allocated by avpicture_alloc(). + * + * @param picture The AVPicture to be freed. + */ void avpicture_free(AVPicture *picture); +/** + * Fill in AVPicture's fields. + * The fields of the given AVPicture are filled in by using the 'ptr' address + * which points to the image data buffer. Depending on the specified picture + * format, one or multiple image data pointers and line sizes will be set. + * If a planar format is specified, several pointers will be set pointing to + * the different picture planes and the line sizes of the different planes + * will be stored in the lines_sizes array. + * + * @param picture AVPicture who's fields are to be filled in + * @param ptr Buffer which will contain or contains the actual image data + * @param pix_fmt The format in which the picture data is stored + * @param width The width of the image in pixels + * @param height The height of the image in pixels + * @return Size of the image data in bytes. + */ int avpicture_fill(AVPicture *picture, uint8_t *ptr, int pix_fmt, int width, int height); int avpicture_layout(const AVPicture* src, int pix_fmt, int width, int height, unsigned char *dest, int dest_size); + +/** + * Calculate the size in bytes that a picture of the given width and height + * would occupy if stored in the given picture format. + * + * @param pix_fmt The given picture format + * @param width The width of the image + * @param height The height of the image + * @return Image data size in bytes + */ int avpicture_get_size(int pix_fmt, int width, int height); void avcodec_get_chroma_sub_sample(int pix_fmt, int *h_shift, int *v_shift); const char *avcodec_get_pix_fmt_name(int pix_fmt); +void avcodec_set_dimensions(AVCodecContext *s, int width, int height); enum PixelFormat avcodec_get_pix_fmt(const char* name); +unsigned int avcodec_pix_fmt_to_codec_tag(enum PixelFormat p); -#define FF_LOSS_RESOLUTION 0x0001 /* loss due to resolution change */ -#define FF_LOSS_DEPTH 0x0002 /* loss due to color depth change */ -#define FF_LOSS_COLORSPACE 0x0004 /* loss due to color space conversion */ -#define FF_LOSS_ALPHA 0x0008 /* loss of alpha bits */ -#define FF_LOSS_COLORQUANT 0x0010 /* loss due to color quantization */ -#define FF_LOSS_CHROMA 0x0020 /* loss of chroma (e.g. rgb to gray conversion) */ +#define FF_LOSS_RESOLUTION 0x0001 /**< loss due to resolution change */ +#define FF_LOSS_DEPTH 0x0002 /**< loss due to color depth change */ +#define FF_LOSS_COLORSPACE 0x0004 /**< loss due to color space conversion */ +#define FF_LOSS_ALPHA 0x0008 /**< loss of alpha bits */ +#define FF_LOSS_COLORQUANT 0x0010 /**< loss due to color quantization */ +#define FF_LOSS_CHROMA 0x0020 /**< loss of chroma (e.g. RGB to gray conversion) */ +/** + * Computes what kind of losses will occur when converting from one specific + * pixel format to another. + * When converting from one pixel format to another, information loss may occur. + * For example, when converting from RGB24 to GRAY, the color information will + * be lost. Similarly, other losses occur when converting from some formats to + * other formats. These losses can involve loss of chroma, but also loss of + * resolution, loss of color depth, loss due to the color space conversion, loss + * of the alpha bits or loss due to color quantization. + * avcodec_get_fix_fmt_loss() informs you on the various types of losses which + * will occur when converting from one pixel format to another. + * + * @param[in] dst_pix_fmt Destination pixel format. + * @param[in] src_pix_fmt Source pixel format. + * @param[in] has_alpha Whether the source pixel format alpha channel is used. + * @return Combination of flags informing you what kind of losses will occur. + */ int avcodec_get_pix_fmt_loss(int dst_pix_fmt, int src_pix_fmt, int has_alpha); + +/** + * Finds the best pixel format to convert to given a certain source pixel + * format. When converting from one pixel format to another, information loss + * may occur. For example, when converting from RGB24 to GRAY, the color + * information will be lost. Similarly, other losses occur when converting from + * some formats to other formats. avcodec_find_best_pix_fmt() searches which of + * the given pixel formats should be used to undergo the least amount of losses. + * The pixel formats from which it choses one, are determined by the + * \p pix_fmt_mask parameter. + * + * @code + * src_pix_fmt = PIX_FMT_YUV420P; + * pix_fmt_mask = (1 << PIX_FMT_YUV422P) || (1 << PIX_FMT_RGB24); + * dst_pix_fmt = avcodec_find_best_pix_fmt(pix_fmt_mask, src_pix_fmt, alpha, &loss); + * @endcode + * + * @param[in] pix_fmt_mask Bitmask determining which pixel format to choose from. + * @param[in] src_pix_fmt Source pixel format. + * @param[in] has_alpha Whether the source pixel format alpha channel is used. + * @param[out] loss_ptr Combination of flags informing you what kind of losses will occur. + * @return The best pixel format to convert to or -1 if none was found. + */ int avcodec_find_best_pix_fmt(int pix_fmt_mask, int src_pix_fmt, int has_alpha, int *loss_ptr); #define FF_ALPHA_TRANSP 0x0001 /* image has some totally transparent pixels */ #define FF_ALPHA_SEMI_TRANSP 0x0002 /* image has some transparent pixels */ -int img_get_alpha_info(const AVPicture *src, - int pix_fmt, int width, int height); +/** + * Tell if an image really has transparent alpha values. + * @return ored mask of FF_ALPHA_xxx constants + */ +int img_get_alpha_info(const AVPicture *src, + int pix_fmt, int width, int height); + +#if LIBAVCODEC_VERSION_INT < ((52<<16)+(0<<8)+0) /* convert among pixel formats */ -int img_convert(AVPicture *dst, int dst_pix_fmt, - const AVPicture *src, int pix_fmt, +attribute_deprecated int img_convert(AVPicture *dst, int dst_pix_fmt, + const AVPicture *src, int pix_fmt, int width, int height); +#endif /* deinterlace a picture */ +/* deinterlace - if not supported return -1 */ int avpicture_deinterlace(AVPicture *dst, const AVPicture *src, int pix_fmt, int width, int height); @@ -1955,24 +2585,104 @@ extern AVCodec *first_avcodec; unsigned avcodec_version(void); /* returns LIBAVCODEC_BUILD constant */ unsigned avcodec_build(void); + +/** + * Initializes libavcodec. + * + * @warning This function \e must be called before any other libavcodec + * function. + */ void avcodec_init(void); void register_avcodec(AVCodec *format); + +/** + * Finds an encoder with a matching codec ID. + * + * @param id CodecID of the requested encoder. + * @return An encoder if one was found, NULL otherwise. + */ AVCodec *avcodec_find_encoder(enum CodecID id); + +/** + * Finds an encoder with the specified name. + * + * @param name Name of the requested encoder. + * @return An encoder if one was found, NULL otherwise. + */ AVCodec *avcodec_find_encoder_by_name(const char *name); + +/** + * Finds a decoder with a matching codec ID. + * + * @param id CodecID of the requested decoder. + * @return A decoder if one was found, NULL otherwise. + */ AVCodec *avcodec_find_decoder(enum CodecID id); + +/** + * Finds an decoder with the specified name. + * + * @param name Name of the requested decoder. + * @return A decoder if one was found, NULL otherwise. + */ AVCodec *avcodec_find_decoder_by_name(const char *name); void avcodec_string(char *buf, int buf_size, AVCodecContext *enc, int encode); +/** + * Sets the fields of the given AVCodecContext to default values. + * + * @param s The AVCodecContext of which the fields should be set to default values. + */ void avcodec_get_context_defaults(AVCodecContext *s); + +/** THIS FUNCTION IS NOT YET PART OF THE PUBLIC API! + * we WILL change its arguments and name a few times! */ +void avcodec_get_context_defaults2(AVCodecContext *s, enum CodecType); + +/** + * Allocates an AVCodecContext and sets its fields to default values. The + * resulting struct can be deallocated by simply calling av_free(). + * + * @return An AVCodecContext filled with default values or NULL on failure. + * @see avcodec_get_context_defaults + */ AVCodecContext *avcodec_alloc_context(void); + +/** THIS FUNCTION IS NOT YET PART OF THE PUBLIC API! + * we WILL change its arguments and name a few times! */ +AVCodecContext *avcodec_alloc_context2(enum CodecType); + +/** + * Sets the fields of the given AVFrame to default values. + * + * @param pic The AVFrame of which the fields should be set to default values. + */ void avcodec_get_frame_defaults(AVFrame *pic); + +/** + * Allocates an AVFrame and sets its fields to default values. The resulting + * struct can be deallocated by simply calling av_free(). + * + * @return An AVFrame filled with default values or NULL on failure. + * @see avcodec_get_frame_defaults + */ AVFrame *avcodec_alloc_frame(void); int avcodec_default_get_buffer(AVCodecContext *s, AVFrame *pic); void avcodec_default_release_buffer(AVCodecContext *s, AVFrame *pic); int avcodec_default_reget_buffer(AVCodecContext *s, AVFrame *pic); void avcodec_align_dimensions(AVCodecContext *s, int *width, int *height); + +/** + * Checks if the given dimension of a picture is valid, meaning that all + * bytes of the picture can be addressed with a signed int. + * + * @param[in] w Width of the picture. + * @param[in] h Height of the picture. + * @return Zero if valid, a negative value if invalid. + */ +int avcodec_check_dimensions(void *av_log_ctx, unsigned int w, unsigned int h); enum PixelFormat avcodec_default_get_format(struct AVCodecContext *s, const enum PixelFormat * fmt); int avcodec_thread_init(AVCodecContext *s, int thread_count); @@ -1982,135 +2692,199 @@ int avcodec_default_execute(AVCodecContext *c, int (*func)(AVCodecContext *c2, v //FIXME func typedef /** - * opens / inits the AVCodecContext. - * not thread save! + * Initializes the AVCodecContext to use the given AVCodec. Prior to using this + * function the context has to be allocated. + * + * The functions avcodec_find_decoder_by_name(), avcodec_find_encoder_by_name(), + * avcodec_find_decoder() and avcodec_find_encoder() provide an easy way for + * retrieving a codec. + * + * @warning This function is not thread save! + * + * @code + * codec = avcodec_find_decoder(CODEC_ID_H264); + * if (!codec) + * exit(1); + * + * context = avcodec_alloc_context(); + * + * if (avcodec_open(context, codec) < 0) + * exit(1); + * @endcode + * + * @param avctx The context which will be setup to use the given codec. + * @param codec The codec to use within the context. + * @return Zero on success, a negative value on error. + * @see avcodec_alloc_context, avcodec_find_decoder, avcodec_find_encoder */ int avcodec_open(AVCodecContext *avctx, AVCodec *codec); -int avcodec_decode_audio(AVCodecContext *avctx, int16_t *samples, +/** + * @deprecated Use avcodec_decode_audio2() instead. + */ +attribute_deprecated int avcodec_decode_audio(AVCodecContext *avctx, int16_t *samples, int *frame_size_ptr, uint8_t *buf, int buf_size); -int avcodec_decode_video(AVCodecContext *avctx, AVFrame *picture, + +/** + * Decodes an audio frame from \p buf into \p samples. + * The avcodec_decode_audio2() function decodes a frame of audio from the input + * buffer \p buf of size \p buf_size. To decode it, it makes use of the + * audiocodec which was coupled with \p avctx using avcodec_open(). The + * resulting decoded frame is stored in output buffer \p samples. If no frame + * could be decompressed, \p frame_size_ptr is zero. Otherwise, it is the + * decompressed frame size in \e bytes. + * + * @warning You \e must set \p frame_size_ptr to the allocated size of the + * output buffer before calling avcodec_decode_audio2(). + * + * @warning The input buffer must be \c FF_INPUT_BUFFER_PADDING_SIZE larger than + * the actual read bytes because some optimized bitstream readers read 32 or 64 + * bits at once and could read over the end. + * + * @warning The end of the input buffer \p buf should be set to 0 to ensure that + * no overreading happens for damaged MPEG streams. + * + * @note You might have to align the input buffer \p buf and output buffer \p + * samples. The alignment requirements depend on the CPU: on some CPUs it isn't + * necessary at all, on others it won't work at all if not aligned and on others + * it will work but it will have an impact on performance. In practice, the + * bitstream should have 4 byte alignment at minimum and all sample data should + * be 16 byte aligned unless the CPU doesn't need it (AltiVec and SSE do). If + * the linesize is not a multiple of 16 then there's no sense in aligning the + * start of the buffer to 16. + * + * @param avctx The codec context. + * @param[out] samples The output buffer. + * @param[in,out] frame_size_ptr The output buffer size in bytes. + * @param[in] buf The input buffer. + * @param[in] buf_size The input buffer size in bytes. + * @return On error a negative value is returned, otherwise the number of bytes + * used or zero if no frame could be decompressed. + */ +int avcodec_decode_audio2(AVCodecContext *avctx, int16_t *samples, + int *frame_size_ptr, + uint8_t *buf, int buf_size); + +/** + * Decodes a video frame from \p buf into \p picture. + * The avcodec_decode_video() function decodes a frame of video from the input + * buffer \p buf of size \p buf_size. To decode it, it makes use of the + * videocodec which was coupled with \p avctx using avcodec_open(). The + * resulting decoded frame is stored in \p picture. + * + * @warning The input buffer must be \c FF_INPUT_BUFFER_PADDING_SIZE larger than + * the actual read bytes because some optimized bitstream readers read 32 or 64 + * bits at once and could read over the end. + * + * @warning The end of the input buffer \p buf should be set to 0 to ensure that + * no overreading happens for damaged MPEG streams. + * + * @note You might have to align the input buffer \p buf and output buffer \p + * samples. The alignment requirements depend on the CPU: on some CPUs it isn't + * necessary at all, on others it won't work at all if not aligned and on others + * it will work but it will have an impact on performance. In practice, the + * bitstream should have 4 byte alignment at minimum and all sample data should + * be 16 byte aligned unless the CPU doesn't need it (AltiVec and SSE do). If + * the linesize is not a multiple of 16 then there's no sense in aligning the + * start of the buffer to 16. + * + * @param avctx The codec context. + * @param[out] picture The AVFrame in which the decoded video frame will be stored. + * @param[in] buf The input buffer. + * @param[in] buf_size The size of the input buffer in bytes. + * @param[in,out] got_picture_ptr Zero if no frame could be decompressed, otherwise, it is non zero. + * @return On error a negative value is returned, otherwise the number of bytes + * used or zero if no frame could be decompressed. + */ +int avcodec_decode_video(AVCodecContext *avctx, AVFrame *picture, int *got_picture_ptr, uint8_t *buf, int buf_size); -int avcodec_parse_frame(AVCodecContext *avctx, uint8_t **pdata, + +/* decode a subtitle message. return -1 if error, otherwise return the + *number of bytes used. If no subtitle could be decompressed, + *got_sub_ptr is zero. Otherwise, the subtitle is stored in *sub. */ +int avcodec_decode_subtitle(AVCodecContext *avctx, AVSubtitle *sub, + int *got_sub_ptr, + const uint8_t *buf, int buf_size); +int avcodec_parse_frame(AVCodecContext *avctx, uint8_t **pdata, int *data_size_ptr, uint8_t *buf, int buf_size); -int avcodec_encode_audio(AVCodecContext *avctx, uint8_t *buf, int buf_size, + +/** + * Encodes an audio frame from \p samples into \p buf. + * The avcodec_encode_audio() function encodes a frame of audio from the input + * buffer \p samples. To encode it, it makes use of the audiocodec which was + * coupled with \p avctx using avcodec_open(). The resulting encoded frame is + * stored in output buffer \p buf. + * + * @note The output buffer should be at least \c FF_MIN_BUFFER_SIZE bytes large. + * + * @param avctx The codec context. + * @param[out] buf The output buffer. + * @param[in] buf_size The output buffer size. + * @param[in] samples The input buffer containing the samples. + * @return On error a negative value is returned, on succes zero or the number + * of bytes used from the input buffer. + */ +int avcodec_encode_audio(AVCodecContext *avctx, uint8_t *buf, int buf_size, const short *samples); -int avcodec_encode_video(AVCodecContext *avctx, uint8_t *buf, int buf_size, + +/** + * Encodes a video frame from \p pict into \p buf. + * The avcodec_encode_video() function encodes a frame of video from the input + * \p pict. To encode it, it makes use of the videocodec which was coupled with + * \p avctx using avcodec_open(). The resulting encoded bytes representing the + * frame are stored in the output buffer \p buf. The input picture should be + * stored using a specific format, namely \c avctx.pix_fmt. + * + * @param avctx The codec context. + * @param[out] buf The output buffer for the bitstream of encoded frame. + * @param[in] buf_size The size of the outputbuffer in bytes. + * @param[in] pict The input picture to encode. + * @return On error a negative value is returned, on success zero or the number + * of bytes used from the input buffer. + */ +int avcodec_encode_video(AVCodecContext *avctx, uint8_t *buf, int buf_size, const AVFrame *pict); +int avcodec_encode_subtitle(AVCodecContext *avctx, uint8_t *buf, int buf_size, + const AVSubtitle *sub); int avcodec_close(AVCodecContext *avctx); void avcodec_register_all(void); +/** + * Flush buffers, should be called when seeking or when switching to a different stream. + */ void avcodec_flush_buffers(AVCodecContext *avctx); -/* misc usefull functions */ +void avcodec_default_free_buffers(AVCodecContext *s); + +/* misc useful functions */ /** - * returns a single letter to describe the picture type + * Returns a single letter to describe the given picture type \p pict_type. + * + * @param[in] pict_type The picture type. + * @return A single character representing the picture type. */ char av_get_pict_type_char(int pict_type); /** - * reduce a fraction. - * this is usefull for framerate calculations - * @param max the maximum allowed for dst_nom & dst_den - * @return 1 if exact, 0 otherwise - */ -int av_reduce(int *dst_nom, int *dst_den, int64_t nom, int64_t den, int64_t max); - -/** - * rescale a 64bit integer. - * a simple a*b/c isnt possible as it can overflow - */ -int64_t av_rescale(int64_t a, int64_t b, int64_t c); - - -/** - * Interface for 0.5.0 version + * Returns codec bits per sample. * - * do not even think about it's usage for this moment + * @param[in] codec_id The codec. + * @return Number of bits per sample or zero if unknown for the given codec. */ - -typedef struct { - /// compressed size used from given memory buffer - int size; - /// I/P/B frame type - int frame_type; -} avc_enc_result_t; - -/** - * Commands - * order can't be changed - once it was defined - */ -typedef enum { - // general commands - AVC_OPEN_BY_NAME = 0xACA000, - AVC_OPEN_BY_CODEC_ID, - AVC_OPEN_BY_FOURCC, - AVC_CLOSE, - - AVC_FLUSH, - // pin - struct { uint8_t* src, uint_t src_size } - // pout - struct { AVPicture* img, consumed_bytes, - AVC_DECODE, - // pin - struct { AVPicture* img, uint8_t* dest, uint_t dest_size } - // pout - uint_t used_from_dest_size - AVC_ENCODE, - - // query/get video commands - AVC_GET_VERSION = 0xACB000, - AVC_GET_WIDTH, - AVC_GET_HEIGHT, - AVC_GET_DELAY, - AVC_GET_QUANT_TABLE, - // ... - - // query/get audio commands - AVC_GET_FRAME_SIZE = 0xABC000, - - // maybe define some simple structure which - // might be passed to the user - but they can't - // contain any codec specific parts and these - // calls are usualy necessary only few times - - // set video commands - AVC_SET_WIDTH = 0xACD000, - AVC_SET_HEIGHT, - - // set video encoding commands - AVC_SET_FRAME_RATE = 0xACD800, - AVC_SET_QUALITY, - AVC_SET_HURRY_UP, - - // set audio commands - AVC_SET_SAMPLE_RATE = 0xACE000, - AVC_SET_CHANNELS, - -} avc_cmd_t; - -/** - * \param handle allocated private structure by libavcodec - * for initialization pass NULL - will be returned pout - * user is supposed to know nothing about its structure - * \param cmd type of operation to be performed - * \param pint input parameter - * \param pout output parameter - * - * \returns command status - eventually for query command it might return - * integer resulting value - */ -int avcodec(void* handle, avc_cmd_t cmd, void* pin, void* pout); +int av_get_bits_per_sample(enum CodecID codec_id); /* frame parsing */ typedef struct AVCodecParserContext { void *priv_data; struct AVCodecParser *parser; int64_t frame_offset; /* offset of the current frame */ - int64_t cur_offset; /* current offset + int64_t cur_offset; /* current offset (incremented by each av_parser_parse()) */ int64_t last_frame_offset; /* offset of the last frame */ /* video info */ @@ -2129,17 +2903,21 @@ typedef struct AVCodecParserContext { int64_t cur_frame_offset[AV_PARSER_PTS_NB]; int64_t cur_frame_pts[AV_PARSER_PTS_NB]; int64_t cur_frame_dts[AV_PARSER_PTS_NB]; + + int flags; +#define PARSER_FLAG_COMPLETE_FRAMES 0x0001 } AVCodecParserContext; typedef struct AVCodecParser { - int codec_ids[3]; /* several codec IDs are permitted */ + int codec_ids[5]; /* several codec IDs are permitted */ int priv_data_size; int (*parser_init)(AVCodecParserContext *s); - int (*parser_parse)(AVCodecParserContext *s, + int (*parser_parse)(AVCodecParserContext *s, AVCodecContext *avctx, - uint8_t **poutbuf, int *poutbuf_size, + uint8_t **poutbuf, int *poutbuf_size, const uint8_t *buf, int buf_size); void (*parser_close)(AVCodecParserContext *s); + int (*split)(AVCodecContext *avctx, const uint8_t *buf, int buf_size); struct AVCodecParser *next; } AVCodecParser; @@ -2147,73 +2925,146 @@ extern AVCodecParser *av_first_parser; void av_register_codec_parser(AVCodecParser *parser); AVCodecParserContext *av_parser_init(int codec_id); -int av_parser_parse(AVCodecParserContext *s, +int av_parser_parse(AVCodecParserContext *s, AVCodecContext *avctx, - uint8_t **poutbuf, int *poutbuf_size, + uint8_t **poutbuf, int *poutbuf_size, const uint8_t *buf, int buf_size, int64_t pts, int64_t dts); +int av_parser_change(AVCodecParserContext *s, + AVCodecContext *avctx, + uint8_t **poutbuf, int *poutbuf_size, + const uint8_t *buf, int buf_size, int keyframe); void av_parser_close(AVCodecParserContext *s); -extern AVCodecParser mpegvideo_parser; -extern AVCodecParser mpeg4video_parser; +extern AVCodecParser aac_parser; +extern AVCodecParser ac3_parser; +extern AVCodecParser cavsvideo_parser; +extern AVCodecParser dca_parser; +extern AVCodecParser dvbsub_parser; +extern AVCodecParser dvdsub_parser; extern AVCodecParser h261_parser; extern AVCodecParser h263_parser; extern AVCodecParser h264_parser; +extern AVCodecParser mjpeg_parser; +extern AVCodecParser mpeg4video_parser; extern AVCodecParser mpegaudio_parser; -extern AVCodecParser ac3_parser; +extern AVCodecParser mpegvideo_parser; +extern AVCodecParser pnm_parser; +extern AVCodecParser vc1_parser; + + +typedef struct AVBitStreamFilterContext { + void *priv_data; + struct AVBitStreamFilter *filter; + AVCodecParserContext *parser; + struct AVBitStreamFilterContext *next; +} AVBitStreamFilterContext; + + +typedef struct AVBitStreamFilter { + const char *name; + int priv_data_size; + int (*filter)(AVBitStreamFilterContext *bsfc, + AVCodecContext *avctx, const char *args, + uint8_t **poutbuf, int *poutbuf_size, + const uint8_t *buf, int buf_size, int keyframe); + struct AVBitStreamFilter *next; +} AVBitStreamFilter; + +extern AVBitStreamFilter *av_first_bitstream_filter; + +void av_register_bitstream_filter(AVBitStreamFilter *bsf); +AVBitStreamFilterContext *av_bitstream_filter_init(const char *name); +int av_bitstream_filter_filter(AVBitStreamFilterContext *bsfc, + AVCodecContext *avctx, const char *args, + uint8_t **poutbuf, int *poutbuf_size, + const uint8_t *buf, int buf_size, int keyframe); +void av_bitstream_filter_close(AVBitStreamFilterContext *bsf); + +extern AVBitStreamFilter dump_extradata_bsf; +extern AVBitStreamFilter remove_extradata_bsf; +extern AVBitStreamFilter noise_bsf; +extern AVBitStreamFilter mp3_header_compress_bsf; +extern AVBitStreamFilter mp3_header_decompress_bsf; +extern AVBitStreamFilter mjpega_dump_header_bsf; +extern AVBitStreamFilter imx_dump_header_bsf; + /* memory */ -void *av_malloc(unsigned int size); -void *av_mallocz(unsigned int size); -void *av_realloc(void *ptr, unsigned int size); -void av_free(void *ptr); -char *av_strdup(const char *s); -void av_freep(void *ptr); + +/** + * Reallocates the given block if it is not large enough, otherwise it + * does nothing. + * + * @see av_realloc + */ void *av_fast_realloc(void *ptr, unsigned int *size, unsigned int min_size); + /* for static data only */ -/* call av_free_static to release all staticaly allocated tables */ -void av_free_static(void); -void *av_mallocz_static(unsigned int size); -/* add by bero : in adx.c */ -int is_adx(const unsigned char *buf,size_t bufsize); +/** + * Frees all static arrays and reset their pointers to 0. + * Call this function to release all statically allocated tables. + */ +attribute_deprecated void av_free_static(void); -void img_copy(AVPicture *dst, const AVPicture *src, +/** + * Allocation of static arrays. + * + * @warning Do not use for normal allocation. + * + * @param[in] size The amount of memory you need in bytes. + * @return Block of memory of the requested size. + */ +attribute_deprecated void *av_mallocz_static(unsigned int size); + +/** + * Copy image 'src' to 'dst'. + */ +void av_picture_copy(AVPicture *dst, const AVPicture *src, int pix_fmt, int width, int height); -/* av_log API */ +/** + * Crop image top and left side + */ +int av_picture_crop(AVPicture *dst, const AVPicture *src, + int pix_fmt, int top_band, int left_band); -#include +/** + * Pad image + */ +int av_picture_pad(AVPicture *dst, const AVPicture *src, int height, int width, int pix_fmt, + int padtop, int padbottom, int padleft, int padright, int *color); -#define AV_LOG_QUIET -1 -#define AV_LOG_ERROR 0 -#define AV_LOG_INFO 1 -#define AV_LOG_DEBUG 2 +#if LIBAVCODEC_VERSION_INT < ((52<<16)+(0<<8)+0) +attribute_deprecated void img_copy(AVPicture *dst, const AVPicture *src, + int pix_fmt, int width, int height); -#ifdef __GNUC__ -extern void av_log(void*, int level, const char *fmt, ...) __attribute__ ((__format__ (__printf__, 3, 4))); +attribute_deprecated int img_crop(AVPicture *dst, const AVPicture *src, + int pix_fmt, int top_band, int left_band); + +attribute_deprecated int img_pad(AVPicture *dst, const AVPicture *src, int height, int width, int pix_fmt, + int padtop, int padbottom, int padleft, int padright, int *color); +#endif + +extern unsigned int av_xiphlacing(unsigned char *s, unsigned int v); + +/* error handling */ +#if EINVAL > 0 +#define AVERROR(e) (-(e)) /**< returns a negative error code from a POSIX error code, to return from library functions. */ +#define AVUNERROR(e) (-(e)) /**< returns a POSIX error code from a library function error return value. */ #else -extern void av_log(void*, int level, const char *fmt, ...); -#endif - -extern void av_vlog(void*, int level, const char *fmt, va_list); -extern int av_log_get_level(void); -extern void av_log_set_level(int); -extern void av_log_set_callback(void (*)(void*, int, const char*, va_list)); - -/* endian macros */ -#if !defined(BE_16) || !defined(BE_32) || !defined(LE_16) || !defined(LE_32) -#define BE_16(x) ((((uint8_t*)(x))[0] << 8) | ((uint8_t*)(x))[1]) -#define BE_32(x) ((((uint8_t*)(x))[0] << 24) | \ - (((uint8_t*)(x))[1] << 16) | \ - (((uint8_t*)(x))[2] << 8) | \ - ((uint8_t*)(x))[3]) -#define LE_16(x) ((((uint8_t*)(x))[1] << 8) | ((uint8_t*)(x))[0]) -#define LE_32(x) ((((uint8_t*)(x))[3] << 24) | \ - (((uint8_t*)(x))[2] << 16) | \ - (((uint8_t*)(x))[1] << 8) | \ - ((uint8_t*)(x))[0]) +/* some platforms have E* and errno already negated. */ +#define AVERROR(e) (e) +#define AVUNERROR(e) (e) #endif +#define AVERROR_UNKNOWN AVERROR(EINVAL) /**< unknown error */ +#define AVERROR_IO AVERROR(EIO) /**< i/o error */ +#define AVERROR_NUMEXPECTED AVERROR(EDOM) /**< number syntax expected in filename */ +#define AVERROR_INVALIDDATA AVERROR(EINVAL) /**< invalid data found */ +#define AVERROR_NOMEM AVERROR(ENOMEM) /**< not enough memory */ +#define AVERROR_NOFMT AVERROR(EILSEQ) /**< unknown format */ +#define AVERROR_NOTSUPP AVERROR(ENOSYS) /**< operation not supported */ #ifdef __cplusplus } diff --git a/stepmania/src/ffmpeg/include/ffmpeg/avformat.h b/stepmania/src/ffmpeg/include/ffmpeg/avformat.h index 578028606c..eb8c4e1534 100644 --- a/stepmania/src/ffmpeg/include/ffmpeg/avformat.h +++ b/stepmania/src/ffmpeg/include/ffmpeg/avformat.h @@ -1,3 +1,23 @@ +/* + * copyright (c) 2001 Fabrice Bellard + * + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * FFmpeg is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + #ifndef AVFORMAT_H #define AVFORMAT_H @@ -5,11 +25,11 @@ extern "C" { #endif -#define LIBAVFORMAT_BUILD 4616 +#define LIBAVFORMAT_VERSION_INT ((51<<16)+(11<<8)+0) +#define LIBAVFORMAT_VERSION 51.11.0 +#define LIBAVFORMAT_BUILD LIBAVFORMAT_VERSION_INT -#define LIBAVFORMAT_VERSION_INT FFMPEG_VERSION_INT -#define LIBAVFORMAT_VERSION FFMPEG_VERSION -#define LIBAVFORMAT_IDENT "FFmpeg" FFMPEG_VERSION "b" AV_STRINGIFY(LIBAVFORMAT_BUILD) +#define LIBAVFORMAT_IDENT "Lavf" AV_STRINGIFY(LIBAVFORMAT_VERSION) #include #include /* FILE */ @@ -19,40 +39,61 @@ extern "C" { /* packet functions */ -#ifndef MAXINT64 -#define MAXINT64 int64_t_C(0x7fffffffffffffff) -#endif - -#ifndef MININT64 -#define MININT64 int64_t_C(0x8000000000000000) -#endif - typedef struct AVPacket { - int64_t pts; /* presentation time stamp in AV_TIME_BASE units (or - pts_den units in muxers or demuxers) */ - int64_t dts; /* decompression time stamp in AV_TIME_BASE units (or - pts_den units in muxers or demuxers) */ + int64_t pts; ///< presentation time stamp in time_base units + int64_t dts; ///< decompression time stamp in time_base units uint8_t *data; int size; int stream_index; int flags; - int duration; /* presentation duration (0 if not available) */ + int duration; ///< presentation duration in time_base units (0 if not available) void (*destruct)(struct AVPacket *); void *priv; -} AVPacket; + int64_t pos; ///< byte position in stream, -1 if unknown +} AVPacket; #define PKT_FLAG_KEY 0x0001 +void av_destruct_packet_nofree(AVPacket *pkt); + +/** + * Default packet destructor. + */ +void av_destruct_packet(AVPacket *pkt); + /* initialize optional fields of a packet */ static inline void av_init_packet(AVPacket *pkt) { pkt->pts = AV_NOPTS_VALUE; pkt->dts = AV_NOPTS_VALUE; + pkt->pos = -1; pkt->duration = 0; pkt->flags = 0; pkt->stream_index = 0; + pkt->destruct= av_destruct_packet_nofree; } +/** + * Allocate the payload of a packet and intialized its fields to default values. + * + * @param pkt packet + * @param size wanted payload size + * @return 0 if OK. AVERROR_xxx otherwise. + */ int av_new_packet(AVPacket *pkt, int size); + +/** + * Allocate and read the payload of a packet and intialized its fields to default values. + * + * @param pkt packet + * @param size wanted payload size + * @return >0 (read size) if OK. AVERROR_xxx otherwise. + */ +int av_get_packet(ByteIOContext *s, AVPacket *pkt, int size); + +/** + * @warning This is a hack - the packet memory allocation stuff is broken. The + * packet is allocated if it was not really allocated + */ int av_dup_packet(AVPacket *pkt); /** @@ -63,7 +104,7 @@ int av_dup_packet(AVPacket *pkt); static inline void av_free_packet(AVPacket *pkt) { if (pkt && pkt->destruct) { - pkt->destruct(pkt); + pkt->destruct(pkt); } } @@ -73,70 +114,83 @@ static inline void av_free_packet(AVPacket *pkt) /* the exact value of the fractional number is: 'val + num / den'. num is assumed to be such as 0 <= num < den */ typedef struct AVFrac { - int64_t val, num, den; -} AVFrac; - -void av_frac_init(AVFrac *f, int64_t val, int64_t num, int64_t den); -void av_frac_add(AVFrac *f, int64_t incr); -void av_frac_set(AVFrac *f, int64_t val); + int64_t val, num, den; +} AVFrac attribute_deprecated; /*************************************************/ /* input/output formats */ +struct AVCodecTag; + struct AVFormatContext; -/* this structure contains the data a format has to probe a file */ +/** this structure contains the data a format has to probe a file */ typedef struct AVProbeData { const char *filename; unsigned char *buf; int buf_size; } AVProbeData; -#define AVPROBE_SCORE_MAX 100 +#define AVPROBE_SCORE_MAX 100 ///< max score, half of that is used for file extension based detection typedef struct AVFormatParameters { - int frame_rate; - int frame_rate_base; + AVRational time_base; int sample_rate; int channels; int width; int height; enum PixelFormat pix_fmt; - struct AVImageFormat *image_format; - int channel; /* used to select dv channel */ - const char *device; /* video4linux, audio or DV device */ - const char *standard; /* tv standard, NTSC, PAL, SECAM */ - int mpeg2ts_raw:1; /* force raw MPEG2 transport stream output, if possible */ - int mpeg2ts_compute_pcr:1; /* compute exact PCR for each transport + int channel; /**< used to select dv channel */ +#if LIBAVFORMAT_VERSION_INT < (52<<16) + const char *device; /**< video, audio or DV device */ +#endif + const char *standard; /**< tv standard, NTSC, PAL, SECAM */ + int mpeg2ts_raw:1; /**< force raw MPEG2 transport stream output, if possible */ + int mpeg2ts_compute_pcr:1; /**< compute exact PCR for each transport stream packet (only meaningful if mpeg2ts_raw is TRUE */ - int initial_pause:1; /* do not begin to play the stream + int initial_pause:1; /**< do not begin to play the stream immediately (RTSP only) */ + int prealloced_context:1; + enum CodecID video_codec_id; + enum CodecID audio_codec_id; } AVFormatParameters; -#define AVFMT_NOFILE 0x0001 /* no file should be opened */ -#define AVFMT_NEEDNUMBER 0x0002 /* needs '%d' in filename */ -#define AVFMT_SHOW_IDS 0x0008 /* show format stream IDs numbers */ -#define AVFMT_RAWPICTURE 0x0020 /* format wants AVPicture structure for +//! demuxer will use url_fopen, no opened file should be provided by the caller +#define AVFMT_NOFILE 0x0001 +#define AVFMT_NEEDNUMBER 0x0002 /**< needs '%d' in filename */ +#define AVFMT_SHOW_IDS 0x0008 /**< show format stream IDs numbers */ +#define AVFMT_RAWPICTURE 0x0020 /**< format wants AVPicture structure for raw picture data */ +#define AVFMT_GLOBALHEADER 0x0040 /**< format wants global header */ +#define AVFMT_NOTIMESTAMPS 0x0080 /**< format doesnt need / has any timestamps */ +#define AVFMT_GENERIC_INDEX 0x0100 /**< use generic index building code */ typedef struct AVOutputFormat { const char *name; const char *long_name; const char *mime_type; - const char *extensions; /* comma separated extensions */ - /* size of private data so that it can be allocated in the wrapper */ + const char *extensions; /**< comma separated filename extensions */ + /** size of private data so that it can be allocated in the wrapper */ int priv_data_size; /* output support */ - enum CodecID audio_codec; /* default audio codec */ - enum CodecID video_codec; /* default video codec */ + enum CodecID audio_codec; /**< default audio codec */ + enum CodecID video_codec; /**< default video codec */ int (*write_header)(struct AVFormatContext *); int (*write_packet)(struct AVFormatContext *, AVPacket *pkt); int (*write_trailer)(struct AVFormatContext *); - /* can use flags: AVFMT_NOFILE, AVFMT_NEEDNUMBER */ + /** can use flags: AVFMT_NOFILE, AVFMT_NEEDNUMBER, AVFMT_GLOBALHEADER */ int flags; - /* currently only used to set pixel format if not YUV420P */ + /** currently only used to set pixel format if not YUV420P */ int (*set_parameters)(struct AVFormatContext *, AVFormatParameters *); + int (*interleave_packet)(struct AVFormatContext *, AVPacket *out, AVPacket *in, int flush); + + /** + * list of supported codec_id-codec_tag pairs, ordered by "better choice first" + * the arrays are all CODEC_ID_NONE terminated + */ + const struct AVCodecTag **codec_tag; + /* private fields */ struct AVOutputFormat *next; } AVOutputFormat; @@ -144,49 +198,56 @@ typedef struct AVOutputFormat { typedef struct AVInputFormat { const char *name; const char *long_name; - /* size of private data so that it can be allocated in the wrapper */ + /** size of private data so that it can be allocated in the wrapper */ int priv_data_size; - /* tell if a given file has a chance of being parsing by this format */ + /** tell if a given file has a chance of being parsing by this format */ int (*read_probe)(AVProbeData *); - /* read the format header and initialize the AVFormatContext + /** read the format header and initialize the AVFormatContext structure. Return 0 if OK. 'ap' if non NULL contains additionnal paramters. Only used in raw format right now. 'av_new_stream' should be called to create new streams. */ int (*read_header)(struct AVFormatContext *, AVFormatParameters *ap); - /* read one packet and put it in 'pkt'. pts and flags are also + /** read one packet and put it in 'pkt'. pts and flags are also set. 'av_new_stream' can be called only if the flag AVFMTCTX_NOHEADER is used. */ int (*read_packet)(struct AVFormatContext *, AVPacket *pkt); - /* close the stream. The AVFormatContext and AVStreams are not + /** close the stream. The AVFormatContext and AVStreams are not freed by this function */ int (*read_close)(struct AVFormatContext *); - /* seek at or before a given timestamp (given in AV_TIME_BASE - units) relative to the frames in stream component stream_index */ - int (*read_seek)(struct AVFormatContext *, - int stream_index, int64_t timestamp); + /** + * seek to a given timestamp relative to the frames in + * stream component stream_index + * @param stream_index must not be -1 + * @param flags selects which direction should be preferred if no exact + * match is available + */ + int (*read_seek)(struct AVFormatContext *, + int stream_index, int64_t timestamp, int flags); /** * gets the next timestamp in AV_TIME_BASE units. */ int64_t (*read_timestamp)(struct AVFormatContext *s, int stream_index, int64_t *pos, int64_t pos_limit); - /* can use flags: AVFMT_NOFILE, AVFMT_NEEDNUMBER */ + /** can use flags: AVFMT_NOFILE, AVFMT_NEEDNUMBER */ int flags; - /* if extensions are defined, then no probe is done. You should + /** if extensions are defined, then no probe is done. You should usually not use extension format guessing because it is not reliable enough */ const char *extensions; - /* general purpose read only value that the format can use */ + /** general purpose read only value that the format can use */ int value; - /* start/resume playing - only meaningful if using a network based format + /** start/resume playing - only meaningful if using a network based format (RTSP) */ int (*read_play)(struct AVFormatContext *); - /* pause playing - only meaningful if using a network based format + /** pause playing - only meaningful if using a network based format (RTSP) */ int (*read_pause)(struct AVFormatContext *); + const struct AVCodecTag **codec_tag; + /* private fields */ struct AVInputFormat *next; } AVInputFormat; @@ -195,67 +256,92 @@ typedef struct AVIndexEntry { int64_t pos; int64_t timestamp; #define AVINDEX_KEYFRAME 0x0001 -/* the following 2 flags indicate that the next/prev keyframe is known, and scaning for it isnt needed */ - int flags; - int min_distance; /* min distance between this and the previous keyframe, used to avoid unneeded searching */ + int flags:2; + int size:30; //yeah trying to keep the size of this small to reduce memory requirements (its 24 vs 32 byte due to possible 8byte align) + int min_distance; /**< min distance between this and the previous keyframe, used to avoid unneeded searching */ } AVIndexEntry; typedef struct AVStream { - int index; /* stream index in AVFormatContext */ - int id; /* format specific stream id */ - AVCodecContext codec; /* codec context */ - int r_frame_rate; /* real frame rate of the stream */ - int r_frame_rate_base;/* real frame rate base of the stream */ + int index; /**< stream index in AVFormatContext */ + int id; /**< format specific stream id */ + AVCodecContext *codec; /**< codec context */ + /** + * real base frame rate of the stream. + * this is the lowest framerate with which all timestamps can be + * represented accurately (its the least common multiple of all + * framerates in the stream), Note, this value is just a guess! + * for example if the timebase is 1/90000 and all frames have either + * approximately 3600 or 1800 timer ticks then r_frame_rate will be 50/1 + */ + AVRational r_frame_rate; void *priv_data; +#if LIBAVFORMAT_VERSION_INT < (52<<16) /* internal data used in av_find_stream_info() */ - int64_t codec_info_duration; + int64_t codec_info_duration; int codec_info_nb_frames; - /* encoding: PTS generation when outputing stream */ +#endif + /** encoding: PTS generation when outputing stream */ AVFrac pts; + + /** + * this is the fundamental unit of time (in seconds) in terms + * of which frame timestamps are represented. for fixed-fps content, + * timebase should be 1/framerate and timestamp increments should be + * identically 1. + */ AVRational time_base; - int pts_wrap_bits; /* number of bits in pts (used for wrapping control) */ + int pts_wrap_bits; /**< number of bits in pts (used for wrapping control) */ /* ffmpeg.c private use */ - int stream_copy; /* if TRUE, just copy stream */ - /* quality, as it has been removed from AVCodecContext and put in AVVideoFrame + int stream_copy; /**< if set, just copy stream */ + enum AVDiscard discard; ///< selects which packets can be discarded at will and dont need to be demuxed + //FIXME move stuff to a flags field? + /** quality, as it has been removed from AVCodecContext and put in AVVideoFrame * MN:dunno if thats the right place, for it */ - float quality; - /* decoding: position of the first frame of the component, in + float quality; + /** decoding: position of the first frame of the component, in AV_TIME_BASE fractional seconds. */ - int64_t start_time; - /* decoding: duration of the stream, in AV_TIME_BASE fractional + int64_t start_time; + /** decoding: duration of the stream, in AV_TIME_BASE fractional seconds. */ int64_t duration; + char language[4]; /** ISO 639 3-letter language code (empty string if undefined) */ + /* av_read_frame() support */ - int need_parsing; + int need_parsing; ///< 1->full parsing needed, 2->only parse headers dont repack struct AVCodecParserContext *parser; int64_t cur_dts; int last_IP_duration; int64_t last_IP_pts; /* av_seek_frame() support */ - AVIndexEntry *index_entries; /* only used if the format does not + AVIndexEntry *index_entries; /**< only used if the format does not support seeking natively */ int nb_index_entries; - int index_entries_allocated_size; + unsigned int index_entries_allocated_size; + + int64_t nb_frames; ///< number of frames in this stream if known or 0 + +#define MAX_REORDER_DELAY 4 + int64_t pts_buffer[MAX_REORDER_DELAY+1]; } AVStream; -#define AVFMTCTX_NOHEADER 0x0001 /* signal that no header is present +#define AVFMTCTX_NOHEADER 0x0001 /**< signal that no header is present (streams are added dynamically) */ #define MAX_STREAMS 20 /* format I/O context */ typedef struct AVFormatContext { - AVClass *av_class; /* set by av_alloc_format_context */ + const AVClass *av_class; /**< set by av_alloc_format_context */ /* can only be iformat or oformat, not both at the same time */ struct AVInputFormat *iformat; struct AVOutputFormat *oformat; void *priv_data; ByteIOContext pb; - int nb_streams; + unsigned int nb_streams; AVStream *streams[MAX_STREAMS]; - char filename[1024]; /* input or output filename */ + char filename[1024]; /**< input or output filename */ /* stream info */ int64_t timestamp; char title[512]; @@ -263,28 +349,28 @@ typedef struct AVFormatContext { char copyright[512]; char comment[512]; char album[512]; - int year; /* ID3 year, 0 if none */ - int track; /* track number, 0 if none */ - char genre[32]; /* ID3 genre */ + int year; /**< ID3 year, 0 if none */ + int track; /**< track number, 0 if none */ + char genre[32]; /**< ID3 genre */ - int ctx_flags; /* format specific flags, see AVFMTCTX_xx */ + int ctx_flags; /**< format specific flags, see AVFMTCTX_xx */ /* private data for pts handling (do not modify directly) */ - /* This buffer is only needed when packets were already buffered but + /** This buffer is only needed when packets were already buffered but not decoded, for example to get the codec parameters in mpeg streams */ struct AVPacketList *packet_buffer; - /* decoding: position of the first frame of the component, in + /** decoding: position of the first frame of the component, in AV_TIME_BASE fractional seconds. NEVER set this value directly: it is deduced from the AVStream values. */ - int64_t start_time; - /* decoding: duration of the stream, in AV_TIME_BASE fractional + int64_t start_time; + /** decoding: duration of the stream, in AV_TIME_BASE fractional seconds. NEVER set this value directly: it is deduced from the AVStream values. */ int64_t duration; - /* decoding: total file size. 0 if unknown */ + /** decoding: total file size. 0 if unknown */ int64_t file_size; - /* decoding: total stream bitrate in bit/s, 0 if not + /** decoding: total stream bitrate in bit/s, 0 if not available. Never set it directly if the file_size and the duration are known as ffmpeg can compute it automatically. */ int bit_rate; @@ -296,8 +382,34 @@ typedef struct AVFormatContext { AVPacket cur_pkt; /* av_seek_frame() support */ - int64_t data_offset; /* offset of the first packet */ + int64_t data_offset; /** offset of the first packet */ int index_built; + + int mux_rate; + int packet_size; + int preload; + int max_delay; + +#define AVFMT_NOOUTPUTLOOP -1 +#define AVFMT_INFINITEOUTPUTLOOP 0 + /** number of times to loop output in formats that support it */ + int loop_output; + + int flags; +#define AVFMT_FLAG_GENPTS 0x0001 ///< generate pts if missing even if it requires parsing future frames +#define AVFMT_FLAG_IGNIDX 0x0002 ///< ignore index + + int loop_input; + /** decoding: size of data to probe; encoding unused */ + unsigned int probesize; + + /** + * maximum duration in AV_TIME_BASE units over which the input should be analyzed in av_find_stream_info() + */ + int max_analyze_duration; + + const uint8_t *key; + int keylen; } AVFormatContext; typedef struct AVPacketList { @@ -308,265 +420,372 @@ typedef struct AVPacketList { extern AVInputFormat *first_iformat; extern AVOutputFormat *first_oformat; -/* still image support */ -struct AVInputImageContext; -typedef struct AVInputImageContext AVInputImageContext; - -typedef struct AVImageInfo { - enum PixelFormat pix_fmt; /* requested pixel format */ - int width; /* requested width */ - int height; /* requested height */ - int interleaved; /* image is interleaved (e.g. interleaved GIF) */ - AVPicture pict; /* returned allocated image */ -} AVImageInfo; - -/* AVImageFormat.flags field constants */ -#define AVIMAGE_INTERLEAVED 0x0001 /* image format support interleaved output */ - -typedef struct AVImageFormat { - const char *name; - const char *extensions; - /* tell if a given file has a chance of being parsing by this format */ - int (*img_probe)(AVProbeData *); - /* read a whole image. 'alloc_cb' is called when the image size is - known so that the caller can allocate the image. If 'allo_cb' - returns non zero, then the parsing is aborted. Return '0' if - OK. */ - int (*img_read)(ByteIOContext *, - int (*alloc_cb)(void *, AVImageInfo *info), void *); - /* write the image */ - int supported_pixel_formats; /* mask of supported formats for output */ - int (*img_write)(ByteIOContext *, AVImageInfo *); - int flags; - struct AVImageFormat *next; -} AVImageFormat; - -void av_register_image_format(AVImageFormat *img_fmt); -AVImageFormat *av_probe_image_format(AVProbeData *pd); -AVImageFormat *guess_image_format(const char *filename); -int av_read_image(ByteIOContext *pb, const char *filename, - AVImageFormat *fmt, - int (*alloc_cb)(void *, AVImageInfo *info), void *opaque); -int av_write_image(ByteIOContext *pb, AVImageFormat *fmt, AVImageInfo *img); - -extern AVImageFormat *first_image_format; - -extern AVImageFormat pnm_image_format; -extern AVImageFormat pbm_image_format; -extern AVImageFormat pgm_image_format; -extern AVImageFormat ppm_image_format; -extern AVImageFormat pam_image_format; -extern AVImageFormat pgmyuv_image_format; -extern AVImageFormat yuv_image_format; -#ifdef CONFIG_ZLIB -extern AVImageFormat png_image_format; -#endif -extern AVImageFormat jpeg_image_format; -extern AVImageFormat gif_image_format; -extern AVImageFormat sgi_image_format; +enum CodecID av_guess_image2_codec(const char *filename); /* XXX: use automatic init with either ELF sections or C file parser */ /* modules */ -/* mpeg.c */ -extern AVInputFormat mpegps_demux; -int mpegps_init(void); - -/* mpegts.c */ -extern AVInputFormat mpegts_demux; -int mpegts_init(void); - -/* rm.c */ -int rm_init(void); - -/* crc.c */ -int crc_init(void); - -/* img.c */ -int img_init(void); - -/* asf.c */ -int asf_init(void); - -/* avienc.c */ -int avienc_init(void); - -/* avidec.c */ -int avidec_init(void); - -/* swf.c */ -int swf_init(void); - -/* mov.c */ -int mov_init(void); - -/* movenc.c */ -int movenc_init(void); - -/* flvenc.c */ -int flvenc_init(void); - -/* flvdec.c */ -int flvdec_init(void); - -/* jpeg.c */ -int jpeg_init(void); - -/* gif.c */ -int gif_init(void); - -/* au.c */ -int au_init(void); - -/* amr.c */ -int amr_init(void); - -/* wav.c */ -int ff_wav_init(void); - -/* raw.c */ -int pcm_read_seek(AVFormatContext *s, - int stream_index, int64_t timestamp); -int raw_init(void); - -/* mp3.c */ -int mp3_init(void); - -/* yuv4mpeg.c */ -int yuv4mpeg_init(void); - -/* ogg.c */ -int ogg_init(void); - -/* dv.c */ -int ff_dv_init(void); - -/* ffm.c */ -int ffm_init(void); - -/* rtsp.c */ -extern AVInputFormat redir_demux; -int redir_open(AVFormatContext **ic_ptr, ByteIOContext *f); - -/* 4xm.c */ -int fourxm_init(void); - -/* psxstr.c */ -int str_init(void); - -/* idroq.c */ -int roq_init(void); - -/* ipmovie.c */ -int ipmovie_init(void); - -/* nut.c */ -int nut_init(void); - -/* wc3movie.c */ -int wc3_init(void); - -/* westwood.c */ -int westwood_init(void); - -/* segafilm.c */ -int film_init(void); - -/* idcin.c */ -int idcin_init(void); - -/* flic.c */ -int flic_init(void); - -/* sierravmd.c */ -int vmd_init(void); - -/* matroska.c */ -int matroska_init(void); - #include "rtp.h" #include "rtsp.h" -/* yuv4mpeg.c */ -extern AVOutputFormat yuv4mpegpipe_oformat; - /* utils.c */ void av_register_input_format(AVInputFormat *format); void av_register_output_format(AVOutputFormat *format); -AVOutputFormat *guess_stream_format(const char *short_name, +AVOutputFormat *guess_stream_format(const char *short_name, const char *filename, const char *mime_type); -AVOutputFormat *guess_format(const char *short_name, +AVOutputFormat *guess_format(const char *short_name, const char *filename, const char *mime_type); +/** + * Guesses the codec id based upon muxer and filename. + */ +enum CodecID av_guess_codec(AVOutputFormat *fmt, const char *short_name, + const char *filename, const char *mime_type, enum CodecType type); + +/** + * Send a nice hexadecimal dump of a buffer to the specified file stream. + * + * @param f The file stream pointer where the dump should be sent to. + * @param buf buffer + * @param size buffer size + * + * @see av_hex_dump_log, av_pkt_dump, av_pkt_dump_log + */ void av_hex_dump(FILE *f, uint8_t *buf, int size); + +/** + * Send a nice hexadecimal dump of a buffer to the log. + * + * @param avcl A pointer to an arbitrary struct of which the first field is a + * pointer to an AVClass struct. + * @param level The importance level of the message, lower values signifying + * higher importance. + * @param buf buffer + * @param size buffer size + * + * @see av_hex_dump, av_pkt_dump, av_pkt_dump_log + */ +void av_hex_dump_log(void *avcl, int level, uint8_t *buf, int size); + +/** + * Send a nice dump of a packet to the specified file stream. + * + * @param f The file stream pointer where the dump should be sent to. + * @param pkt packet to dump + * @param dump_payload true if the payload must be displayed too + */ void av_pkt_dump(FILE *f, AVPacket *pkt, int dump_payload); +/** + * Send a nice dump of a packet to the log. + * + * @param avcl A pointer to an arbitrary struct of which the first field is a + * pointer to an AVClass struct. + * @param level The importance level of the message, lower values signifying + * higher importance. + * @param pkt packet to dump + * @param dump_payload true if the payload must be displayed too + */ +void av_pkt_dump_log(void *avcl, int level, AVPacket *pkt, int dump_payload); + void av_register_all(void); -typedef struct FifoBuffer { - uint8_t *buffer; - uint8_t *rptr, *wptr, *end; -} FifoBuffer; - -int fifo_init(FifoBuffer *f, int size); -void fifo_free(FifoBuffer *f); -int fifo_size(FifoBuffer *f, uint8_t *rptr); -int fifo_read(FifoBuffer *f, uint8_t *buf, int buf_size, uint8_t **rptr_ptr); -void fifo_write(FifoBuffer *f, uint8_t *buf, int size, uint8_t **wptr_ptr); +/** codec tag <-> codec id */ +enum CodecID av_codec_get_id(const struct AVCodecTag **tags, unsigned int tag); +unsigned int av_codec_get_tag(const struct AVCodecTag **tags, enum CodecID id); /* media file input */ + +/** + * finds AVInputFormat based on input format's short name. + */ AVInputFormat *av_find_input_format(const char *short_name); + +/** + * Guess file format. + * + * @param is_opened whether the file is already opened, determines whether + * demuxers with or without AVFMT_NOFILE are probed + */ AVInputFormat *av_probe_input_format(AVProbeData *pd, int is_opened); -int av_open_input_stream(AVFormatContext **ic_ptr, - ByteIOContext *pb, const char *filename, + +/** + * Allocates all the structures needed to read an input stream. + * This does not open the needed codecs for decoding the stream[s]. + */ +int av_open_input_stream(AVFormatContext **ic_ptr, + ByteIOContext *pb, const char *filename, AVInputFormat *fmt, AVFormatParameters *ap); -int av_open_input_file(AVFormatContext **ic_ptr, const char *filename, + +/** + * Open a media file as input. The codec are not opened. Only the file + * header (if present) is read. + * + * @param ic_ptr the opened media file handle is put here + * @param filename filename to open. + * @param fmt if non NULL, force the file format to use + * @param buf_size optional buffer size (zero if default is OK) + * @param ap additionnal parameters needed when opening the file (NULL if default) + * @return 0 if OK. AVERROR_xxx otherwise. + */ +int av_open_input_file(AVFormatContext **ic_ptr, const char *filename, AVInputFormat *fmt, int buf_size, AVFormatParameters *ap); -/* no av_open for output, so applications will need this: */ +/** no av_open for output, so applications will need this: */ AVFormatContext *av_alloc_format_context(void); -#define AVERROR_UNKNOWN (-1) /* unknown error */ -#define AVERROR_IO (-2) /* i/o error */ -#define AVERROR_NUMEXPECTED (-3) /* number syntax expected in filename */ -#define AVERROR_INVALIDDATA (-4) /* invalid data found */ -#define AVERROR_NOMEM (-5) /* not enough memory */ -#define AVERROR_NOFMT (-6) /* unknown format */ -#define AVERROR_NOTSUPP (-7) /* operation not supported */ - +/** + * Read packets of a media file to get stream information. This + * is useful for file formats with no headers such as MPEG. This + * function also computes the real frame rate in case of mpeg2 repeat + * frame mode. + * The logical file position is not changed by this function; + * examined packets may be buffered for later processing. + * + * @param ic media file handle + * @return >=0 if OK. AVERROR_xxx if error. + * @todo let user decide somehow what information is needed so we dont waste time geting stuff the user doesnt need + */ int av_find_stream_info(AVFormatContext *ic); + +/** + * Read a transport packet from a media file. + * + * This function is absolete and should never be used. + * Use av_read_frame() instead. + * + * @param s media file handle + * @param pkt is filled + * @return 0 if OK. AVERROR_xxx if error. + */ int av_read_packet(AVFormatContext *s, AVPacket *pkt); + +/** + * Return the next frame of a stream. + * + * The returned packet is valid + * until the next av_read_frame() or until av_close_input_file() and + * must be freed with av_free_packet. For video, the packet contains + * exactly one frame. For audio, it contains an integer number of + * frames if each frame has a known fixed size (e.g. PCM or ADPCM + * data). If the audio frames have a variable size (e.g. MPEG audio), + * then it contains one frame. + * + * pkt->pts, pkt->dts and pkt->duration are always set to correct + * values in AVStream.timebase units (and guessed if the format cannot + * provided them). pkt->pts can be AV_NOPTS_VALUE if the video format + * has B frames, so it is better to rely on pkt->dts if you do not + * decompress the payload. + * + * @return 0 if OK, < 0 if error or end of file. + */ int av_read_frame(AVFormatContext *s, AVPacket *pkt); -int av_seek_frame(AVFormatContext *s, int stream_index, int64_t timestamp); + +/** + * Seek to the key frame at timestamp. + * 'timestamp' in 'stream_index'. + * @param stream_index If stream_index is (-1), a default + * stream is selected, and timestamp is automatically converted + * from AV_TIME_BASE units to the stream specific time_base. + * @param timestamp timestamp in AVStream.time_base units + * or if there is no stream specified then in AV_TIME_BASE units + * @param flags flags which select direction and seeking mode + * @return >= 0 on success + */ +int av_seek_frame(AVFormatContext *s, int stream_index, int64_t timestamp, int flags); + +/** + * start playing a network based stream (e.g. RTSP stream) at the + * current position + */ int av_read_play(AVFormatContext *s); + +/** + * Pause a network based stream (e.g. RTSP stream). + * + * Use av_read_play() to resume it. + */ int av_read_pause(AVFormatContext *s); + +/** + * Close a media file (but not its codecs). + * + * @param s media file handle + */ void av_close_input_file(AVFormatContext *s); + +/** + * Add a new stream to a media file. + * + * Can only be called in the read_header() function. If the flag + * AVFMTCTX_NOHEADER is in the format context, then new streams + * can be added in read_packet too. + * + * @param s media file handle + * @param id file format dependent stream id + */ AVStream *av_new_stream(AVFormatContext *s, int id); + +/** + * Set the pts for a given stream. + * + * @param s stream + * @param pts_wrap_bits number of bits effectively used by the pts + * (used for wrap control, 33 is the value for MPEG) + * @param pts_num numerator to convert to seconds (MPEG: 1) + * @param pts_den denominator to convert to seconds (MPEG: 90000) + */ void av_set_pts_info(AVStream *s, int pts_wrap_bits, int pts_num, int pts_den); -int av_find_default_stream_index(AVFormatContext *s); -int av_index_search_timestamp(AVStream *st, int timestamp); -int av_add_index_entry(AVStream *st, - int64_t pos, int64_t timestamp, int distance, int flags); -int av_seek_frame_binary(AVFormatContext *s, int stream_index, int64_t target_ts); +#define AVSEEK_FLAG_BACKWARD 1 ///< seek backward +#define AVSEEK_FLAG_BYTE 2 ///< seeking based on position in bytes +#define AVSEEK_FLAG_ANY 4 ///< seek to any frame, even non keyframes -/* media file output */ +int av_find_default_stream_index(AVFormatContext *s); + +/** + * Gets the index for a specific timestamp. + * @param flags if AVSEEK_FLAG_BACKWARD then the returned index will correspond to + * the timestamp which is <= the requested one, if backward is 0 + * then it will be >= + * if AVSEEK_FLAG_ANY seek to any frame, only keyframes otherwise + * @return < 0 if no such timestamp could be found + */ +int av_index_search_timestamp(AVStream *st, int64_t timestamp, int flags); + +/** + * Add a index entry into a sorted list updateing if it is already there. + * + * @param timestamp timestamp in the timebase of the given stream + */ +int av_add_index_entry(AVStream *st, + int64_t pos, int64_t timestamp, int size, int distance, int flags); + +/** + * Does a binary search using av_index_search_timestamp() and AVCodec.read_timestamp(). + * this isnt supposed to be called directly by a user application, but by demuxers + * @param target_ts target timestamp in the time base of the given stream + * @param stream_index stream number + */ +int av_seek_frame_binary(AVFormatContext *s, int stream_index, int64_t target_ts, int flags); + +/** + * Updates cur_dts of all streams based on given timestamp and AVStream. + * + * Stream ref_st unchanged, others set cur_dts in their native timebase + * only needed for timestamp wrapping or if (dts not set and pts!=dts) + * @param timestamp new dts expressed in time_base of param ref_st + * @param ref_st reference stream giving time_base of param timestamp + */ +void av_update_cur_dts(AVFormatContext *s, AVStream *ref_st, int64_t timestamp); + +/** + * Does a binary search using read_timestamp(). + * this isnt supposed to be called directly by a user application, but by demuxers + * @param target_ts target timestamp in the time base of the given stream + * @param stream_index stream number + */ +int64_t av_gen_search(AVFormatContext *s, int stream_index, int64_t target_ts, int64_t pos_min, int64_t pos_max, int64_t pos_limit, int64_t ts_min, int64_t ts_max, int flags, int64_t *ts_ret, int64_t (*read_timestamp)(struct AVFormatContext *, int , int64_t *, int64_t )); + +/** media file output */ int av_set_parameters(AVFormatContext *s, AVFormatParameters *ap); + +/** + * allocate the stream private data and write the stream header to an + * output media file + * + * @param s media file handle + * @return 0 if OK. AVERROR_xxx if error. + */ int av_write_header(AVFormatContext *s); + +/** + * Write a packet to an output media file. + * + * The packet shall contain one audio or video frame. + * The packet must be correctly interleaved according to the container specification, + * if not then av_interleaved_write_frame must be used + * + * @param s media file handle + * @param pkt the packet, which contains the stream_index, buf/buf_size, dts/pts, ... + * @return < 0 if error, = 0 if OK, 1 if end of stream wanted. + */ int av_write_frame(AVFormatContext *s, AVPacket *pkt); + +/** + * Writes a packet to an output media file ensuring correct interleaving. + * + * The packet must contain one audio or video frame. + * If the packets are already correctly interleaved the application should + * call av_write_frame() instead as its slightly faster, its also important + * to keep in mind that completly non interleaved input will need huge amounts + * of memory to interleave with this, so its prefereable to interleave at the + * demuxer level + * + * @param s media file handle + * @param pkt the packet, which contains the stream_index, buf/buf_size, dts/pts, ... + * @return < 0 if error, = 0 if OK, 1 if end of stream wanted. + */ int av_interleaved_write_frame(AVFormatContext *s, AVPacket *pkt); +/** + * Interleave a packet per DTS in an output media file. + * + * Packets with pkt->destruct == av_destruct_packet will be freed inside this function, + * so they cannot be used after it, note calling av_free_packet() on them is still safe. + * + * @param s media file handle + * @param out the interleaved packet will be output here + * @param in the input packet + * @param flush 1 if no further packets are available as input and all + * remaining packets should be output + * @return 1 if a packet was output, 0 if no packet could be output, + * < 0 if an error occured + */ +int av_interleave_packet_per_dts(AVFormatContext *s, AVPacket *out, AVPacket *pkt, int flush); + +/** + * @brief Write the stream trailer to an output media file and + * free the file private data. + * + * @param s media file handle + * @return 0 if OK. AVERROR_xxx if error. + */ int av_write_trailer(AVFormatContext *s); void dump_format(AVFormatContext *ic, - int index, + int index, const char *url, int is_output); + +/** + * parses width and height out of string str. + */ int parse_image_size(int *width_ptr, int *height_ptr, const char *str); + +/** + * Converts frame rate from string to a fraction. + */ int parse_frame_rate(int *frame_rate, int *frame_rate_base, const char *arg); + +/** + * Converts date string to number of seconds since Jan 1st, 1970. + * + * @code + * Syntax: + * - If not a duration: + * [{YYYY-MM-DD|YYYYMMDD}]{T| }{HH[:MM[:SS[.m...]]][Z]|HH[MM[SS[.m...]]][Z]} + * Time is localtime unless Z is suffixed to the end. In this case GMT + * Return the date in micro seconds since 1970 + * + * - If a duration: + * HH[:MM[:SS[.m...]]] + * S+[.m...] + * @endcode + */ int64_t parse_date(const char *datestr, int duration); int64_t av_gettime(void); @@ -577,11 +796,36 @@ offset_t ffm_read_write_index(int fd); void ffm_write_write_index(int fd, offset_t pos); void ffm_set_write_index(AVFormatContext *s, offset_t pos, offset_t file_size); +/** + * Attempts to find a specific tag in a URL. + * + * syntax: '?tag1=val1&tag2=val2...'. Little URL decoding is done. + * Return 1 if found. + */ int find_info_tag(char *arg, int arg_size, const char *tag1, const char *info); -int get_frame_filename(char *buf, int buf_size, - const char *path, int number); -int filename_number_test(const char *filename); +/** + * Returns in 'buf' the path with '%d' replaced by number. + + * Also handles the '%0nd' format where 'n' is the total number + * of digits and '%%'. + * + * @param buf destination buffer + * @param buf_size destination buffer size + * @param path numbered sequence string + * @number frame number + * @return 0 if OK, -1 if format error. + */ +int av_get_frame_filename(char *buf, int buf_size, + const char *path, int number); + +/** + * Check whether filename actually is a numbered sequence generator. + * + * @param filename possible numbered sequence string + * @return 1 if a valid numbered sequence string, 0 otherwise. + */ +int av_filename_number_test(const char *filename); /* grab specific */ int video_grab_init(void); @@ -589,6 +833,7 @@ int audio_init(void); /* DV1394 */ int dv1394_init(void); +int dc1394_init(void); #ifdef HAVE_AV_CONFIG_H @@ -617,13 +862,15 @@ do {\ #endif time_t mktimegm(struct tm *tm); -const char *small_strptime(const char *p, const char *fmt, +struct tm *brktimegm(time_t secs, struct tm *tm); +const char *small_strptime(const char *p, const char *fmt, struct tm *dt); struct in_addr; int resolve_host(struct in_addr *sin_addr, const char *hostname); void url_split(char *proto, int proto_size, + char *authorization, int authorization_size, char *hostname, int hostname_size, int *port_ptr, char *path, int path_size, @@ -638,3 +885,4 @@ int match_ext(const char *filename, const char *extensions); #endif #endif /* AVFORMAT_H */ + diff --git a/stepmania/src/ffmpeg/include/ffmpeg/avio.h b/stepmania/src/ffmpeg/include/ffmpeg/avio.h index 53ed22a3a1..be78c9a7b4 100644 --- a/stepmania/src/ffmpeg/include/ffmpeg/avio.h +++ b/stepmania/src/ffmpeg/include/ffmpeg/avio.h @@ -1,3 +1,23 @@ +/* + * unbuffered io for ffmpeg system + * copyright (c) 2001 Fabrice Bellard + * + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * FFmpeg is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ #ifndef AVIO_H #define AVIO_H @@ -9,11 +29,15 @@ typedef int64_t offset_t; struct URLContext { struct URLProtocol *prot; - int flags; - int is_streamed; /* true if streamed (no seek possible), default = false */ - int max_packet_size; /* if non zero, the stream is packetized with this max packet size */ + int flags; + int is_streamed; /**< true if streamed (no seek possible), default = false */ + int max_packet_size; /**< if non zero, the stream is packetized with this max packet size */ void *priv_data; - char filename[1]; /* specified filename */ +#if LIBAVFORMAT_VERSION_INT >= (52<<16) + char *filename; /**< specified filename */ +#else + char filename[1]; /**< specified filename */ +#endif }; typedef struct URLContext URLContext; @@ -37,18 +61,36 @@ offset_t url_seek(URLContext *h, offset_t pos, int whence); int url_close(URLContext *h); int url_exist(const char *filename); offset_t url_filesize(URLContext *h); + +/** + * Return the maximum packet size associated to packetized file + * handle. If the file is not packetized (stream like http or file on + * disk), then 0 is returned. + * + * @param h file handle + * @return maximum packet size in bytes + */ int url_get_max_packet_size(URLContext *h); void url_get_filename(URLContext *h, char *buf, int buf_size); -/* the callback is called in blocking functions to test regulary if - asynchronous interruption is needed. -EINTR is returned in this - case by the interrupted function. 'NULL' means no interrupt - callback is given. */ +/** + * the callback is called in blocking functions to test regulary if + * asynchronous interruption is needed. AVERROR(EINTR) is returned + * in this case by the interrupted function. 'NULL' means no interrupt + * callback is given. i + */ void url_set_interrupt_cb(URLInterruptCB *interrupt_cb); /* not implemented */ int url_poll(URLPollEntry *poll_table, int n, int timeout); +/** + * passing this as the "whence" parameter to a seek function causes it to + * return the filesize without seeking anywhere, supporting this is optional + * if its not supprted then the seek function will return <0 + */ +#define AVSEEK_SIZE 0x10000 + typedef struct URLProtocol { const char *name; int (*url_open)(URLContext *h, const char *filename, int flags); @@ -70,17 +112,18 @@ typedef struct { unsigned char *buf_ptr, *buf_end; void *opaque; int (*read_packet)(void *opaque, uint8_t *buf, int buf_size); - void (*write_packet)(void *opaque, uint8_t *buf, int buf_size); - int (*seek)(void *opaque, offset_t offset, int whence); - offset_t pos; /* position in the file of the current buffer */ - int must_flush; /* true if the next seek should flush */ - int eof_reached; /* true if eof reached */ - int write_flag; /* true if open for writing */ + int (*write_packet)(void *opaque, uint8_t *buf, int buf_size); + offset_t (*seek)(void *opaque, offset_t offset, int whence); + offset_t pos; /**< position in the file of the current buffer */ + int must_flush; /**< true if the next seek should flush */ + int eof_reached; /**< true if eof reached */ + int write_flag; /**< true if open for writing */ int is_streamed; int max_packet_size; unsigned long checksum; unsigned char *checksum_ptr; unsigned long (*update_checksum)(unsigned long checksum, const uint8_t *buf, unsigned int size); + int error; ///< contains the error code or 0 if no error happened } ByteIOContext; int init_put_byte(ByteIOContext *s, @@ -89,8 +132,8 @@ int init_put_byte(ByteIOContext *s, int write_flag, void *opaque, int (*read_packet)(void *opaque, uint8_t *buf, int buf_size), - void (*write_packet)(void *opaque, uint8_t *buf, int buf_size), - int (*seek)(void *opaque, offset_t offset, int whence)); + int (*write_packet)(void *opaque, uint8_t *buf, int buf_size), + offset_t (*seek)(void *opaque, offset_t offset, int whence)); void put_byte(ByteIOContext *s, int b); void put_buffer(ByteIOContext *s, const unsigned char *buf, int size); @@ -98,39 +141,52 @@ void put_le64(ByteIOContext *s, uint64_t val); void put_be64(ByteIOContext *s, uint64_t val); void put_le32(ByteIOContext *s, unsigned int val); void put_be32(ByteIOContext *s, unsigned int val); +void put_le24(ByteIOContext *s, unsigned int val); +void put_be24(ByteIOContext *s, unsigned int val); void put_le16(ByteIOContext *s, unsigned int val); void put_be16(ByteIOContext *s, unsigned int val); void put_tag(ByteIOContext *s, const char *tag); -void put_be64_double(ByteIOContext *s, double val); void put_strz(ByteIOContext *s, const char *buf); offset_t url_fseek(ByteIOContext *s, offset_t offset, int whence); void url_fskip(ByteIOContext *s, offset_t offset); offset_t url_ftell(ByteIOContext *s); +offset_t url_fsize(ByteIOContext *s); int url_feof(ByteIOContext *s); +int url_ferror(ByteIOContext *s); #define URL_EOF (-1) +/** @note return URL_EOF (-1) if EOF */ int url_fgetc(ByteIOContext *s); + +/** @warning currently size is limited */ #ifdef __GNUC__ int url_fprintf(ByteIOContext *s, const char *fmt, ...) __attribute__ ((__format__ (__printf__, 2, 3))); #else int url_fprintf(ByteIOContext *s, const char *fmt, ...); #endif + +/** @note unlike fgets, the EOL character is not returned and a whole + line is parsed. return NULL if first char read was EOF */ char *url_fgets(ByteIOContext *s, char *buf, int buf_size); void put_flush_packet(ByteIOContext *s); int get_buffer(ByteIOContext *s, unsigned char *buf, int size); int get_partial_buffer(ByteIOContext *s, unsigned char *buf, int size); + +/** @note return 0 if EOF, so you cannot use it if EOF handling is + necessary */ int get_byte(ByteIOContext *s); +unsigned int get_le24(ByteIOContext *s); unsigned int get_le32(ByteIOContext *s); uint64_t get_le64(ByteIOContext *s); unsigned int get_le16(ByteIOContext *s); -double get_be64_double(ByteIOContext *s); char *get_strz(ByteIOContext *s, char *buf, int maxlen); unsigned int get_be16(ByteIOContext *s); +unsigned int get_be24(ByteIOContext *s); unsigned int get_be32(ByteIOContext *s); uint64_t get_be64(ByteIOContext *s); @@ -140,22 +196,61 @@ static inline int url_is_streamed(ByteIOContext *s) } int url_fdopen(ByteIOContext *s, URLContext *h); + +/** @warning must be called before any I/O */ int url_setbufsize(ByteIOContext *s, int buf_size); + +/** @note when opened as read/write, the buffers are only used for + reading */ int url_fopen(ByteIOContext *s, const char *filename, int flags); int url_fclose(ByteIOContext *s); URLContext *url_fileno(ByteIOContext *s); + +/** + * Return the maximum packet size associated to packetized buffered file + * handle. If the file is not packetized (stream like http or file on + * disk), then 0 is returned. + * + * @param h buffered file handle + * @return maximum packet size in bytes + */ int url_fget_max_packet_size(ByteIOContext *s); int url_open_buf(ByteIOContext *s, uint8_t *buf, int buf_size, int flags); + +/** return the written or read size */ int url_close_buf(ByteIOContext *s); +/** + * Open a write only memory stream. + * + * @param s new IO context + * @return zero if no error. + */ int url_open_dyn_buf(ByteIOContext *s); + +/** + * Open a write only packetized memory stream with a maximum packet + * size of 'max_packet_size'. The stream is stored in a memory buffer + * with a big endian 4 byte header giving the packet size in bytes. + * + * @param s new IO context + * @param max_packet_size maximum packet size (must be > 0) + * @return zero if no error. + */ int url_open_dyn_packet_buf(ByteIOContext *s, int max_packet_size); + +/** + * Return the written size and a pointer to the buffer. The buffer + * must be freed with av_free(). + * @param s IO context + * @param pointer to a byte buffer + * @return the length of the byte buffer + */ int url_close_dyn_buf(ByteIOContext *s, uint8_t **pbuffer); unsigned long get_checksum(ByteIOContext *s); void init_checksum(ByteIOContext *s, unsigned long (*update_checksum)(unsigned long c, const uint8_t *p, unsigned int len), unsigned long checksum); -unsigned long update_adler32(unsigned long adler, const uint8_t *buf, unsigned int len); /* file.c */ extern URLProtocol file_protocol; diff --git a/stepmania/src/ffmpeg/include/ffmpeg/avutil.h b/stepmania/src/ffmpeg/include/ffmpeg/avutil.h new file mode 100644 index 0000000000..32bc40bfbf --- /dev/null +++ b/stepmania/src/ffmpeg/include/ffmpeg/avutil.h @@ -0,0 +1,137 @@ +/* + * copyright (c) 2006 Michael Niedermayer + * + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * FFmpeg is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#ifndef AVUTIL_H +#define AVUTIL_H + +/** + * @file avutil.h + * external api header. + */ + + +#ifdef __cplusplus +extern "C" { +#endif + +#define AV_STRINGIFY(s) AV_TOSTRING(s) +#define AV_TOSTRING(s) #s + +#define LIBAVUTIL_VERSION_INT ((49<<16)+(4<<8)+0) +#define LIBAVUTIL_VERSION 49.4.0 +#define LIBAVUTIL_BUILD LIBAVUTIL_VERSION_INT + +#define LIBAVUTIL_IDENT "Lavu" AV_STRINGIFY(LIBAVUTIL_VERSION) + + +#include "common.h" +#include "mathematics.h" +#include "rational.h" +#include "integer.h" +#include "intfloat_readwrite.h" +#include "log.h" + +/** + * Pixel format. Notes: + * + * PIX_FMT_RGB32 is handled in an endian-specific manner. A RGBA + * color is put together as: + * (A << 24) | (R << 16) | (G << 8) | B + * This is stored as BGRA on little endian CPU architectures and ARGB on + * big endian CPUs. + * + * When the pixel format is palettized RGB (PIX_FMT_PAL8), the palettized + * image data is stored in AVFrame.data[0]. The palette is transported in + * AVFrame.data[1] and, is 1024 bytes long (256 4-byte entries) and is + * formatted the same as in PIX_FMT_RGB32 described above (i.e., it is + * also endian-specific). Note also that the individual RGB palette + * components stored in AVFrame.data[1] should be in the range 0..255. + * This is important as many custom PAL8 video codecs that were designed + * to run on the IBM VGA graphics adapter use 6-bit palette components. + */ +enum PixelFormat { + PIX_FMT_NONE= -1, + PIX_FMT_YUV420P, ///< Planar YUV 4:2:0, 12bpp, (1 Cr & Cb sample per 2x2 Y samples) + PIX_FMT_YUYV422, ///< Packed YUV 4:2:2, 16bpp, Y0 Cb Y1 Cr + PIX_FMT_RGB24, ///< Packed RGB 8:8:8, 24bpp, RGBRGB... + PIX_FMT_BGR24, ///< Packed RGB 8:8:8, 24bpp, BGRBGR... + PIX_FMT_YUV422P, ///< Planar YUV 4:2:2, 16bpp, (1 Cr & Cb sample per 2x1 Y samples) + PIX_FMT_YUV444P, ///< Planar YUV 4:4:4, 24bpp, (1 Cr & Cb sample per 1x1 Y samples) + PIX_FMT_RGB32, ///< Packed RGB 8:8:8, 32bpp, (msb)8A 8R 8G 8B(lsb), in cpu endianness + PIX_FMT_YUV410P, ///< Planar YUV 4:1:0, 9bpp, (1 Cr & Cb sample per 4x4 Y samples) + PIX_FMT_YUV411P, ///< Planar YUV 4:1:1, 12bpp, (1 Cr & Cb sample per 4x1 Y samples) + PIX_FMT_RGB565, ///< Packed RGB 5:6:5, 16bpp, (msb) 5R 6G 5B(lsb), in cpu endianness + PIX_FMT_RGB555, ///< Packed RGB 5:5:5, 16bpp, (msb)1A 5R 5G 5B(lsb), in cpu endianness most significant bit to 0 + PIX_FMT_GRAY8, ///< Y , 8bpp + PIX_FMT_MONOWHITE, ///< Y , 1bpp, 1 is white + PIX_FMT_MONOBLACK, ///< Y , 1bpp, 0 is black + PIX_FMT_PAL8, ///< 8 bit with PIX_FMT_RGB32 palette + PIX_FMT_YUVJ420P, ///< Planar YUV 4:2:0, 12bpp, full scale (jpeg) + PIX_FMT_YUVJ422P, ///< Planar YUV 4:2:2, 16bpp, full scale (jpeg) + PIX_FMT_YUVJ444P, ///< Planar YUV 4:4:4, 24bpp, full scale (jpeg) + PIX_FMT_XVMC_MPEG2_MC,///< XVideo Motion Acceleration via common packet passing(xvmc_render.h) + PIX_FMT_XVMC_MPEG2_IDCT, + PIX_FMT_UYVY422, ///< Packed YUV 4:2:2, 16bpp, Cb Y0 Cr Y1 + PIX_FMT_UYYVYY411, ///< Packed YUV 4:1:1, 12bpp, Cb Y0 Y1 Cr Y2 Y3 + PIX_FMT_BGR32, ///< Packed RGB 8:8:8, 32bpp, (msb)8A 8B 8G 8R(lsb), in cpu endianness + PIX_FMT_BGR565, ///< Packed RGB 5:6:5, 16bpp, (msb) 5B 6G 5R(lsb), in cpu endianness + PIX_FMT_BGR555, ///< Packed RGB 5:5:5, 16bpp, (msb)1A 5B 5G 5R(lsb), in cpu endianness most significant bit to 1 + PIX_FMT_BGR8, ///< Packed RGB 3:3:2, 8bpp, (msb)2B 3G 3R(lsb) + PIX_FMT_BGR4, ///< Packed RGB 1:2:1, 4bpp, (msb)1B 2G 1R(lsb) + PIX_FMT_BGR4_BYTE, ///< Packed RGB 1:2:1, 8bpp, (msb)1B 2G 1R(lsb) + PIX_FMT_RGB8, ///< Packed RGB 3:3:2, 8bpp, (msb)2R 3G 3B(lsb) + PIX_FMT_RGB4, ///< Packed RGB 1:2:1, 4bpp, (msb)2R 3G 3B(lsb) + PIX_FMT_RGB4_BYTE, ///< Packed RGB 1:2:1, 8bpp, (msb)2R 3G 3B(lsb) + PIX_FMT_NV12, ///< Planar YUV 4:2:0, 12bpp, 1 plane for Y and 1 for UV + PIX_FMT_NV21, ///< as above, but U and V bytes are swapped + + PIX_FMT_RGB32_1, ///< Packed RGB 8:8:8, 32bpp, (msb)8R 8G 8B 8A(lsb), in cpu endianness + PIX_FMT_BGR32_1, ///< Packed RGB 8:8:8, 32bpp, (msb)8B 8G 8R 8A(lsb), in cpu endianness + + PIX_FMT_GRAY16BE, ///< Y , 16bpp, big-endian + PIX_FMT_GRAY16LE, ///< Y , 16bpp, little-endian + PIX_FMT_NB, ///< number of pixel formats, DO NOT USE THIS if you want to link with shared libav* because the number of formats might differ between versions +}; + +#ifdef WORDS_BIGENDIAN +#define PIX_FMT_RGBA PIX_FMT_RGB32_1 +#define PIX_FMT_BGRA PIX_FMT_BGR32_1 +#define PIX_FMT_ARGB PIX_FMT_RGB32 +#define PIX_FMT_ABGR PIX_FMT_BGR32 +#define PIX_FMT_GRAY16 PIX_FMT_GRAY16BE +#else +#define PIX_FMT_RGBA PIX_FMT_BGR32 +#define PIX_FMT_BGRA PIX_FMT_RGB32 +#define PIX_FMT_ARGB PIX_FMT_BGR32_1 +#define PIX_FMT_ABGR PIX_FMT_RGB32_1 +#define PIX_FMT_GRAY16 PIX_FMT_GRAY16LE +#endif + +#if LIBAVUTIL_VERSION_INT < (50<<16) +#define PIX_FMT_UYVY411 PIX_FMT_UYYVYY411 +#define PIX_FMT_RGBA32 PIX_FMT_RGB32 +#define PIX_FMT_YUV422 PIX_FMT_YUYV422 +#endif + +#ifdef __cplusplus +} +#endif + +#endif /* AVUTIL_H */ diff --git a/stepmania/src/ffmpeg/include/ffmpeg/common.h b/stepmania/src/ffmpeg/include/ffmpeg/common.h index d1cde53c68..08c0afdd4f 100644 --- a/stepmania/src/ffmpeg/include/ffmpeg/common.h +++ b/stepmania/src/ffmpeg/include/ffmpeg/common.h @@ -1,26 +1,36 @@ +/* + * copyright (c) 2006 Michael Niedermayer + * + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * FFmpeg is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + /** * @file common.h - * common internal api header. + * common internal and external api header. */ #ifndef COMMON_H #define COMMON_H -#if defined(WIN32) && !defined(__MINGW32__) && !defined(__CYGWIN__) -# define CONFIG_WIN32 -# define EMULATE_INTTYPES -#endif - -//#define ALT_BITSTREAM_WRITER -//#define ALIGNED_BITSTREAM_WRITER - -#define ALT_BITSTREAM_READER -//#define LIBMPEG2_BITSTREAM_READER -//#define A32_BITSTREAM_READER -#define LIBMPEG2_BITSTREAM_READER_HACK //add BERO - -#ifndef M_PI -#define M_PI 3.14159265358979323846 +#if 0 +#include +#else +/* Why does ffmpeg need C99 features? */ +#define INT64_C(i) i##i64 #endif #ifdef HAVE_AV_CONFIG_H @@ -32,1078 +42,45 @@ # include # include # include -# ifndef __BEOS__ -# include -# else -# include "berrno.h" -# endif +# include # include - -# ifndef ENODATA -# define ENODATA 61 -# endif - -#include -#ifndef offsetof -# define offsetof(T,F) ((unsigned int)((char *)&((T *)0)->F)) -#endif - -#define AVOPTION_CODEC_BOOL(name, help, field) \ - { name, help, offsetof(AVCodecContext, field), FF_OPT_TYPE_BOOL } -#define AVOPTION_CODEC_DOUBLE(name, help, field, minv, maxv, defval) \ - { name, help, offsetof(AVCodecContext, field), FF_OPT_TYPE_DOUBLE, minv, maxv, defval } -#define AVOPTION_CODEC_FLAG(name, help, field, flag, defval) \ - { name, help, offsetof(AVCodecContext, field), FF_OPT_TYPE_FLAG, flag, 0, defval } -#define AVOPTION_CODEC_INT(name, help, field, minv, maxv, defval) \ - { name, help, offsetof(AVCodecContext, field), FF_OPT_TYPE_INT, minv, maxv, defval } -#define AVOPTION_CODEC_STRING(name, help, field, str, val) \ - { name, help, offsetof(AVCodecContext, field), FF_OPT_TYPE_STRING, .defval = val, .defstr = str } -#define AVOPTION_CODEC_RCOVERRIDE(name, help, field) \ - { name, help, offsetof(AVCodecContext, field), FF_OPT_TYPE_RCOVERRIDE, .defval = 0, .defstr = NULL } -#define AVOPTION_SUB(ptr) { .name = NULL, .help = (const char*)ptr } -#define AVOPTION_END() AVOPTION_SUB(NULL) - -struct AVOption; -#ifdef HAVE_MMX -extern const struct AVOption avoptions_common[3 + 5]; -#else -extern const struct AVOption avoptions_common[3]; -#endif -extern const struct AVOption avoptions_workaround_bug[11]; - #endif /* HAVE_AV_CONFIG_H */ -/* Suppress restrict if it was not defined in config.h. */ -#ifndef restrict -# define restrict -#endif - -#ifndef always_inline +#ifndef av_always_inline #if defined(__GNUC__) && (__GNUC__ > 3 || __GNUC__ == 3 && __GNUC_MINOR__ > 0) -# define always_inline __attribute__((always_inline)) inline +# define av_always_inline __attribute__((always_inline)) inline +# define av_noinline __attribute__((noinline)) #else -# define always_inline inline +# define av_always_inline inline +# define av_noinline #endif #endif -#ifndef attribute_used -#if defined(__GNUC__) && (__GNUC__ > 3 || __GNUC__ == 3 && __GNUC_MINOR__ > 0) -# define attribute_used __attribute__((used)) -#else -# define attribute_used -#endif -#endif - -#ifndef EMULATE_INTTYPES -# include -#else - typedef signed char int8_t; - typedef signed short int16_t; - typedef signed int int32_t; - typedef unsigned char uint8_t; - typedef unsigned short uint16_t; - typedef unsigned int uint32_t; - -# ifdef CONFIG_WIN32 - typedef signed __int64 int64_t; - typedef unsigned __int64 uint64_t; -# else /* other OS */ - typedef signed long long int64_t; - typedef unsigned long long uint64_t; -# endif /* other OS */ -#endif /* HAVE_INTTYPES_H */ - -#ifndef INT64_MAX -#define INT64_MAX int64_t_C(9223372036854775807) -#endif - -#ifndef UINT64_MAX -#define UINT64_MAX uint64_t_C(0xFFFFFFFFFFFFFFFF) -#endif - -#ifdef EMULATE_FAST_INT -/* note that we don't emulate 64bit ints */ -typedef signed char int_fast8_t; -typedef signed int int_fast16_t; -typedef signed int int_fast32_t; -typedef unsigned char uint_fast8_t; -typedef unsigned int uint_fast16_t; -typedef unsigned int uint_fast32_t; -#endif - -#ifndef INT_BIT -# if INT_MAX != 2147483647 -# define INT_BIT 64 -# else -# define INT_BIT 32 -# endif -#endif - -#if defined(CONFIG_OS2) || defined(CONFIG_SUNOS) -static inline float floorf(float f) { - return floor(f); -} -#endif - -#ifdef CONFIG_WIN32 - -/* windows */ - -# if !defined(__MINGW32__) && !defined(__CYGWIN__) -# define int64_t_C(c) (c ## i64) -# define uint64_t_C(c) (c ## i64) - -# ifdef HAVE_AV_CONFIG_H -# define inline __inline -# endif - -# else -# define int64_t_C(c) (c ## LL) -# define uint64_t_C(c) (c ## ULL) -# endif /* __MINGW32__ */ - -# ifdef HAVE_AV_CONFIG_H -# ifdef _DEBUG -# define DEBUG -# endif - -# define snprintf _snprintf -# define vsnprintf _vsnprintf -# endif - -/* CONFIG_WIN32 end */ -#elif defined (CONFIG_OS2) -/* OS/2 EMX */ - -#ifndef int64_t_C -#define int64_t_C(c) (c ## LL) -#define uint64_t_C(c) (c ## ULL) -#endif - #ifdef HAVE_AV_CONFIG_H - -#ifdef USE_FASTMEMCPY -#include "fastmemcpy.h" -#endif - -#include - +# include "internal.h" #endif /* HAVE_AV_CONFIG_H */ -/* CONFIG_OS2 end */ +#ifndef attribute_deprecated +#if defined(__GNUC__) && (__GNUC__ > 3 || __GNUC__ == 3 && __GNUC_MINOR__ > 0) +# define attribute_deprecated __attribute__((deprecated)) #else - -/* unix */ - -#ifndef int64_t_C -#define int64_t_C(c) (c ## LL) -#define uint64_t_C(c) (c ## ULL) +# define attribute_deprecated +#endif #endif -#ifdef HAVE_AV_CONFIG_H - -# ifdef USE_FASTMEMCPY -# include "fastmemcpy.h" -# endif -# endif /* HAVE_AV_CONFIG_H */ - -#endif /* !CONFIG_WIN32 && !CONFIG_OS2 */ - -#ifdef HAVE_AV_CONFIG_H - -# include "bswap.h" - -# if defined(__MINGW32__) || defined(__CYGWIN__) || \ - defined(__OS2__) || (defined (__OpenBSD__) && !defined(__ELF__)) -# define MANGLE(a) "_" #a -# else -# define MANGLE(a) #a -# endif - -/* debug stuff */ - -# ifndef DEBUG -# define NDEBUG -# endif -# include - -/* dprintf macros */ -# if defined(CONFIG_WIN32) && !defined(__MINGW32__) && !defined(__CYGWIN__) - -inline void dprintf(const char* fmt,...) {} - -# else - -# ifdef DEBUG -# define dprintf(fmt,...) av_log(NULL, AV_LOG_DEBUG, fmt, __VA_ARGS__) -# else -# define dprintf(fmt,...) -# endif - -# endif /* !CONFIG_WIN32 */ - -# define av_abort() do { av_log(NULL, AV_LOG_ERROR, "Abort at %s:%d\n", __FILE__, __LINE__); abort(); } while (0) +#include "mem.h" //rounded divison & shift #define RSHIFT(a,b) ((a) > 0 ? ((a) + ((1<<(b))>>1))>>(b) : ((a) + ((1<<(b))>>1)-1)>>(b)) /* assume b>0 */ #define ROUNDED_DIV(a,b) (((a)>0 ? (a) + ((b)>>1) : (a) - ((b)>>1))/(b)) -#define ABS(a) ((a) >= 0 ? (a) : (-(a))) +#define FFABS(a) ((a) >= 0 ? (a) : (-(a))) +#define FFSIGN(a) ((a) > 0 ? 1 : -1) #define FFMAX(a,b) ((a) > (b) ? (a) : (b)) #define FFMIN(a,b) ((a) > (b) ? (b) : (a)) -extern const uint32_t inverse[256]; - -#ifdef ARCH_X86 -# define FASTDIV(a,b) \ - ({\ - int ret,dmy;\ - asm volatile(\ - "mull %3"\ - :"=d"(ret),"=a"(dmy)\ - :"1"(a),"g"(inverse[b])\ - );\ - ret;\ - }) -#elif defined(CONFIG_FASTDIV) -# define FASTDIV(a,b) ((uint32_t)((((uint64_t)a)*inverse[b])>>32)) -#else -# define FASTDIV(a,b) ((a)/(b)) -#endif - -#ifdef ARCH_X86 -// avoid +32 for shift optimization (gcc should do that ...) -static inline int32_t NEG_SSR32( int32_t a, int8_t s){ - asm ("sarl %1, %0\n\t" - : "+r" (a) - : "ic" ((uint8_t)(-s)) - ); - return a; -} -static inline uint32_t NEG_USR32(uint32_t a, int8_t s){ - asm ("shrl %1, %0\n\t" - : "+r" (a) - : "ic" ((uint8_t)(-s)) - ); - return a; -} -#else -# define NEG_SSR32(a,s) ((( int32_t)(a))>>(32-(s))) -# define NEG_USR32(a,s) (((uint32_t)(a))>>(32-(s))) -#endif - -/* bit output */ - -/* buf and buf_end must be present and used by every alternative writer. */ -typedef struct PutBitContext { -#ifdef ALT_BITSTREAM_WRITER - uint8_t *buf, *buf_end; - int index; -#else - uint32_t bit_buf; - int bit_left; - uint8_t *buf, *buf_ptr, *buf_end; -#endif -} PutBitContext; - -static inline void init_put_bits(PutBitContext *s, uint8_t *buffer, int buffer_size) -{ - s->buf = buffer; - s->buf_end = s->buf + buffer_size; -#ifdef ALT_BITSTREAM_WRITER - s->index=0; - ((uint32_t*)(s->buf))[0]=0; -// memset(buffer, 0, buffer_size); -#else - s->buf_ptr = s->buf; - s->bit_left=32; - s->bit_buf=0; -#endif -} - -/* return the number of bits output */ -static inline int put_bits_count(PutBitContext *s) -{ -#ifdef ALT_BITSTREAM_WRITER - return s->index; -#else - return (s->buf_ptr - s->buf) * 8 + 32 - s->bit_left; -#endif -} - -/* pad the end of the output stream with zeros */ -static inline void flush_put_bits(PutBitContext *s) -{ -#ifdef ALT_BITSTREAM_WRITER - align_put_bits(s); -#else - s->bit_buf<<= s->bit_left; - while (s->bit_left < 32) { - /* XXX: should test end of buffer */ - *s->buf_ptr++=s->bit_buf >> 24; - s->bit_buf<<=8; - s->bit_left+=8; - } - s->bit_left=32; - s->bit_buf=0; -#endif -} - -void align_put_bits(PutBitContext *s); -void put_string(PutBitContext * pbc, char *s, int put_zero); - -/* bit input */ -/* buffer, buffer_end and size_in_bits must be present and used by every reader */ -typedef struct GetBitContext { - const uint8_t *buffer, *buffer_end; -#ifdef ALT_BITSTREAM_READER - int index; -#elif defined LIBMPEG2_BITSTREAM_READER - uint8_t *buffer_ptr; - uint32_t cache; - int bit_count; -#elif defined A32_BITSTREAM_READER - uint32_t *buffer_ptr; - uint32_t cache0; - uint32_t cache1; - int bit_count; -#endif - int size_in_bits; -} GetBitContext; - -#define VLC_TYPE int16_t - -typedef struct VLC { - int bits; - VLC_TYPE (*table)[2]; ///< code, bits - int table_size, table_allocated; -} VLC; - -typedef struct RL_VLC_ELEM { - int16_t level; - int8_t len; - uint8_t run; -} RL_VLC_ELEM; - -#ifdef ARCH_SPARC -#define UNALIGNED_STORES_ARE_BAD -#endif - -/* used to avoid missaligned exceptions on some archs (alpha, ...) */ -#ifdef ARCH_X86 -# define unaligned32(a) (*(uint32_t*)(a)) -#else -# ifdef __GNUC__ -static inline uint32_t unaligned32(const void *v) { - struct Unaligned { - uint32_t i; - } __attribute__((packed)); - - return ((const struct Unaligned *) v)->i; -} -# elif defined(__DECC) -static inline uint32_t unaligned32(const void *v) { - return *(const __unaligned uint32_t *) v; -} -# else -static inline uint32_t unaligned32(const void *v) { - return *(const uint32_t *) v; -} -# endif -#endif //!ARCH_X86 - -#ifndef ALT_BITSTREAM_WRITER -static inline void put_bits(PutBitContext *s, int n, unsigned int value) -{ - unsigned int bit_buf; - int bit_left; - -#ifdef STATS - st_out_bit_counts[st_current_index] += n; -#endif - // printf("put_bits=%d %x\n", n, value); - assert(n == 32 || value < (1U << n)); - - bit_buf = s->bit_buf; - bit_left = s->bit_left; - - // printf("n=%d value=%x cnt=%d buf=%x\n", n, value, bit_cnt, bit_buf); - /* XXX: optimize */ - if (n < bit_left) { - bit_buf = (bit_buf<> (n - bit_left); -#ifdef UNALIGNED_STORES_ARE_BAD - if (3 & (intptr_t) s->buf_ptr) { - s->buf_ptr[0] = bit_buf >> 24; - s->buf_ptr[1] = bit_buf >> 16; - s->buf_ptr[2] = bit_buf >> 8; - s->buf_ptr[3] = bit_buf ; - } else -#endif - *(uint32_t *)s->buf_ptr = be2me_32(bit_buf); - //printf("bitbuf = %08x\n", bit_buf); - s->buf_ptr+=4; - bit_left+=32 - n; - bit_buf = value; - } - - s->bit_buf = bit_buf; - s->bit_left = bit_left; -} -#endif - - -#ifdef ALT_BITSTREAM_WRITER -static inline void put_bits(PutBitContext *s, int n, unsigned int value) -{ -# ifdef ALIGNED_BITSTREAM_WRITER -# ifdef ARCH_X86 - asm volatile( - "movl %0, %%ecx \n\t" - "xorl %%eax, %%eax \n\t" - "shrdl %%cl, %1, %%eax \n\t" - "shrl %%cl, %1 \n\t" - "movl %0, %%ecx \n\t" - "shrl $3, %%ecx \n\t" - "andl $0xFFFFFFFC, %%ecx \n\t" - "bswapl %1 \n\t" - "orl %1, (%2, %%ecx) \n\t" - "bswapl %%eax \n\t" - "addl %3, %0 \n\t" - "movl %%eax, 4(%2, %%ecx) \n\t" - : "=&r" (s->index), "=&r" (value) - : "r" (s->buf), "r" (n), "0" (s->index), "1" (value<<(-n)) - : "%eax", "%ecx" - ); -# else - int index= s->index; - uint32_t *ptr= ((uint32_t *)s->buf)+(index>>5); - - value<<= 32-n; - - ptr[0] |= be2me_32(value>>(index&31)); - ptr[1] = be2me_32(value<<(32-(index&31))); -//if(n>24) printf("%d %d\n", n, value); - index+= n; - s->index= index; -# endif -# else //ALIGNED_BITSTREAM_WRITER -# ifdef ARCH_X86 - asm volatile( - "movl $7, %%ecx \n\t" - "andl %0, %%ecx \n\t" - "addl %3, %%ecx \n\t" - "negl %%ecx \n\t" - "shll %%cl, %1 \n\t" - "bswapl %1 \n\t" - "movl %0, %%ecx \n\t" - "shrl $3, %%ecx \n\t" - "orl %1, (%%ecx, %2) \n\t" - "addl %3, %0 \n\t" - "movl $0, 4(%%ecx, %2) \n\t" - : "=&r" (s->index), "=&r" (value) - : "r" (s->buf), "r" (n), "0" (s->index), "1" (value) - : "%ecx" - ); -# else - int index= s->index; - uint32_t *ptr= (uint32_t*)(((uint8_t *)s->buf)+(index>>3)); - - ptr[0] |= be2me_32(value<<(32-n-(index&7) )); - ptr[1] = 0; -//if(n>24) printf("%d %d\n", n, value); - index+= n; - s->index= index; -# endif -# endif //!ALIGNED_BITSTREAM_WRITER -} -#endif - - -static inline uint8_t* pbBufPtr(PutBitContext *s) -{ -#ifdef ALT_BITSTREAM_WRITER - return s->buf + (s->index>>3); -#else - return s->buf_ptr; -#endif -} - -/** - * - * PutBitContext must be flushed & aligned to a byte boundary before calling this. - */ -static inline void skip_put_bytes(PutBitContext *s, int n){ - assert((put_bits_count(s)&7)==0); -#ifdef ALT_BITSTREAM_WRITER - FIXME may need some cleaning of the buffer - s->index += n<<3; -#else - assert(s->bit_left==32); - s->buf_ptr += n; -#endif -} - -/** - * Changes the end of the buffer. - */ -static inline void set_put_bits_buffer_size(PutBitContext *s, int size){ - s->buf_end= s->buf + size; -} - -/* Bitstream reader API docs: -name - abritary name which is used as prefix for the internal variables - -gb - getbitcontext - -OPEN_READER(name, gb) - loads gb into local variables - -CLOSE_READER(name, gb) - stores local vars in gb - -UPDATE_CACHE(name, gb) - refills the internal cache from the bitstream - after this call at least MIN_CACHE_BITS will be available, - -GET_CACHE(name, gb) - will output the contents of the internal cache, next bit is MSB of 32 or 64 bit (FIXME 64bit) - -SHOW_UBITS(name, gb, num) - will return the nest num bits - -SHOW_SBITS(name, gb, num) - will return the nest num bits and do sign extension - -SKIP_BITS(name, gb, num) - will skip over the next num bits - note, this is equinvalent to SKIP_CACHE; SKIP_COUNTER - -SKIP_CACHE(name, gb, num) - will remove the next num bits from the cache (note SKIP_COUNTER MUST be called before UPDATE_CACHE / CLOSE_READER) - -SKIP_COUNTER(name, gb, num) - will increment the internal bit counter (see SKIP_CACHE & SKIP_BITS) - -LAST_SKIP_CACHE(name, gb, num) - will remove the next num bits from the cache if it is needed for UPDATE_CACHE otherwise it will do nothing - -LAST_SKIP_BITS(name, gb, num) - is equinvalent to SKIP_LAST_CACHE; SKIP_COUNTER - -for examples see get_bits, show_bits, skip_bits, get_vlc -*/ - -static inline int unaligned32_be(const void *v) -{ -#ifdef CONFIG_ALIGN - const uint8_t *p=v; - return (((p[0]<<8) | p[1])<<16) | (p[2]<<8) | (p[3]); -#else - return be2me_32( unaligned32(v)); //original -#endif -} - -#ifdef ALT_BITSTREAM_READER -# define MIN_CACHE_BITS 25 - -# define OPEN_READER(name, gb)\ - int name##_index= (gb)->index;\ - int name##_cache= 0;\ - -# define CLOSE_READER(name, gb)\ - (gb)->index= name##_index;\ - -# define UPDATE_CACHE(name, gb)\ - name##_cache= unaligned32_be( ((uint8_t *)(gb)->buffer)+(name##_index>>3) ) << (name##_index&0x07);\ - -# define SKIP_CACHE(name, gb, num)\ - name##_cache <<= (num);\ - -// FIXME name? -# define SKIP_COUNTER(name, gb, num)\ - name##_index += (num);\ - -# define SKIP_BITS(name, gb, num)\ - {\ - SKIP_CACHE(name, gb, num)\ - SKIP_COUNTER(name, gb, num)\ - }\ - -# define LAST_SKIP_BITS(name, gb, num) SKIP_COUNTER(name, gb, num) -# define LAST_SKIP_CACHE(name, gb, num) ; - -# define SHOW_UBITS(name, gb, num)\ - NEG_USR32(name##_cache, num) - -# define SHOW_SBITS(name, gb, num)\ - NEG_SSR32(name##_cache, num) - -# define GET_CACHE(name, gb)\ - ((uint32_t)name##_cache) - -static inline int get_bits_count(GetBitContext *s){ - return s->index; -} -#elif defined LIBMPEG2_BITSTREAM_READER -//libmpeg2 like reader - -# define MIN_CACHE_BITS 17 - -# define OPEN_READER(name, gb)\ - int name##_bit_count=(gb)->bit_count;\ - int name##_cache= (gb)->cache;\ - uint8_t * name##_buffer_ptr=(gb)->buffer_ptr;\ - -# define CLOSE_READER(name, gb)\ - (gb)->bit_count= name##_bit_count;\ - (gb)->cache= name##_cache;\ - (gb)->buffer_ptr= name##_buffer_ptr;\ - -#ifdef LIBMPEG2_BITSTREAM_READER_HACK - -# define UPDATE_CACHE(name, gb)\ - if(name##_bit_count >= 0){\ - name##_cache+= (int)be2me_16(*(uint16_t*)name##_buffer_ptr) << name##_bit_count;\ - ((uint16_t*)name##_buffer_ptr)++;\ - name##_bit_count-= 16;\ - }\ - -#else - -# define UPDATE_CACHE(name, gb)\ - if(name##_bit_count >= 0){\ - name##_cache+= ((name##_buffer_ptr[0]<<8) + name##_buffer_ptr[1]) << name##_bit_count;\ - name##_buffer_ptr+=2;\ - name##_bit_count-= 16;\ - }\ - -#endif - -# define SKIP_CACHE(name, gb, num)\ - name##_cache <<= (num);\ - -# define SKIP_COUNTER(name, gb, num)\ - name##_bit_count += (num);\ - -# define SKIP_BITS(name, gb, num)\ - {\ - SKIP_CACHE(name, gb, num)\ - SKIP_COUNTER(name, gb, num)\ - }\ - -# define LAST_SKIP_BITS(name, gb, num) SKIP_BITS(name, gb, num) -# define LAST_SKIP_CACHE(name, gb, num) SKIP_CACHE(name, gb, num) - -# define SHOW_UBITS(name, gb, num)\ - NEG_USR32(name##_cache, num) - -# define SHOW_SBITS(name, gb, num)\ - NEG_SSR32(name##_cache, num) - -# define GET_CACHE(name, gb)\ - ((uint32_t)name##_cache) - -static inline int get_bits_count(GetBitContext *s){ - return (s->buffer_ptr - s->buffer)*8 - 16 + s->bit_count; -} - -#elif defined A32_BITSTREAM_READER - -# define MIN_CACHE_BITS 32 - -# define OPEN_READER(name, gb)\ - int name##_bit_count=(gb)->bit_count;\ - uint32_t name##_cache0= (gb)->cache0;\ - uint32_t name##_cache1= (gb)->cache1;\ - uint32_t * name##_buffer_ptr=(gb)->buffer_ptr;\ - -# define CLOSE_READER(name, gb)\ - (gb)->bit_count= name##_bit_count;\ - (gb)->cache0= name##_cache0;\ - (gb)->cache1= name##_cache1;\ - (gb)->buffer_ptr= name##_buffer_ptr;\ - -# define UPDATE_CACHE(name, gb)\ - if(name##_bit_count > 0){\ - const uint32_t next= be2me_32( *name##_buffer_ptr );\ - name##_cache0 |= NEG_USR32(next,name##_bit_count);\ - name##_cache1 |= next<buffer_ptr - s->buffer)*8 - 32 + s->bit_count; -} - -#endif - -/** - * read mpeg1 dc style vlc (sign bit + mantisse with no MSB). - * if MSB not set it is negative - * @param n length in bits - * @author BERO - */ -static inline int get_xbits(GetBitContext *s, int n){ - register int tmp; - register int32_t cache; - OPEN_READER(re, s) - UPDATE_CACHE(re, s) - cache = GET_CACHE(re,s); - if ((int32_t)cache<0) { //MSB=1 - tmp = NEG_USR32(cache,n); - } else { - // tmp = (-1<index+=n for the ALT_READER :)) - OPEN_READER(re, s) - UPDATE_CACHE(re, s) - LAST_SKIP_BITS(re, s, n) - CLOSE_READER(re, s) -} - -static inline unsigned int get_bits1(GetBitContext *s){ -#ifdef ALT_BITSTREAM_READER - int index= s->index; - uint8_t result= s->buffer[ index>>3 ]; - result<<= (index&0x07); - result>>= 8 - 1; - index++; - s->index= index; - - return result; -#else - return get_bits(s, 1); -#endif -} - -static inline unsigned int show_bits1(GetBitContext *s){ - return show_bits(s, 1); -} - -static inline void skip_bits1(GetBitContext *s){ - skip_bits(s, 1); -} - -/** - * init GetBitContext. - * @param buffer bitstream buffer, must be FF_INPUT_BUFFER_PADDING_SIZE bytes larger then the actual read bits - * because some optimized bitstream readers read 32 or 64 bit at once and could read over the end - * @param bit_size the size of the buffer in bits - */ -static inline void init_get_bits(GetBitContext *s, - const uint8_t *buffer, int bit_size) -{ - const int buffer_size= (bit_size+7)>>3; - - s->buffer= buffer; - s->size_in_bits= bit_size; - s->buffer_end= buffer + buffer_size; -#ifdef ALT_BITSTREAM_READER - s->index=0; -#elif defined LIBMPEG2_BITSTREAM_READER -#ifdef LIBMPEG2_BITSTREAM_READER_HACK - if ((int)buffer&1) { - /* word alignment */ - s->cache = (*buffer++)<<24; - s->buffer_ptr = buffer; - s->bit_count = 16-8; - } else -#endif - { - s->buffer_ptr = buffer; - s->bit_count = 16; - s->cache = 0; - } -#elif defined A32_BITSTREAM_READER - s->buffer_ptr = (uint32_t*)buffer; - s->bit_count = 32; - s->cache0 = 0; - s->cache1 = 0; -#endif - { - OPEN_READER(re, s) - UPDATE_CACHE(re, s) - UPDATE_CACHE(re, s) - CLOSE_READER(re, s) - } -#ifdef A32_BITSTREAM_READER - s->cache1 = 0; -#endif -} - -int check_marker(GetBitContext *s, const char *msg); -void align_get_bits(GetBitContext *s); -int init_vlc(VLC *vlc, int nb_bits, int nb_codes, - const void *bits, int bits_wrap, int bits_size, - const void *codes, int codes_wrap, int codes_size); -void free_vlc(VLC *vlc); - -/** - * - * if the vlc code is invalid and max_depth=1 than no bits will be removed - * if the vlc code is invalid and max_depth>1 than the number of bits removed - * is undefined - */ -#define GET_VLC(code, name, gb, table, bits, max_depth)\ -{\ - int n, index, nb_bits;\ -\ - index= SHOW_UBITS(name, gb, bits);\ - code = table[index][0];\ - n = table[index][1];\ -\ - if(max_depth > 1 && n < 0){\ - LAST_SKIP_BITS(name, gb, bits)\ - UPDATE_CACHE(name, gb)\ -\ - nb_bits = -n;\ -\ - index= SHOW_UBITS(name, gb, nb_bits) + code;\ - code = table[index][0];\ - n = table[index][1];\ - if(max_depth > 2 && n < 0){\ - LAST_SKIP_BITS(name, gb, nb_bits)\ - UPDATE_CACHE(name, gb)\ -\ - nb_bits = -n;\ -\ - index= SHOW_UBITS(name, gb, nb_bits) + code;\ - code = table[index][0];\ - n = table[index][1];\ - }\ - }\ - SKIP_BITS(name, gb, n)\ -} - -#define GET_RL_VLC(level, run, name, gb, table, bits, max_depth)\ -{\ - int n, index, nb_bits;\ -\ - index= SHOW_UBITS(name, gb, bits);\ - level = table[index].level;\ - n = table[index].len;\ -\ - if(max_depth > 1 && n < 0){\ - LAST_SKIP_BITS(name, gb, bits)\ - UPDATE_CACHE(name, gb)\ -\ - nb_bits = -n;\ -\ - index= SHOW_UBITS(name, gb, nb_bits) + level;\ - level = table[index].level;\ - n = table[index].len;\ - }\ - run= table[index].run;\ - SKIP_BITS(name, gb, n)\ -} - -// deprecated, dont use get_vlc for new code, use get_vlc2 instead or use GET_VLC directly -static inline int get_vlc(GetBitContext *s, VLC *vlc) -{ - int code; - VLC_TYPE (*table)[2]= vlc->table; - - OPEN_READER(re, s) - UPDATE_CACHE(re, s) - - GET_VLC(code, re, s, table, vlc->bits, 3) - - CLOSE_READER(re, s) - return code; -} - -/** - * parses a vlc code, faster then get_vlc() - * @param bits is the number of bits which will be read at once, must be - * identical to nb_bits in init_vlc() - * @param max_depth is the number of times bits bits must be readed to completly - * read the longest vlc code - * = (max_vlc_length + bits - 1) / bits - */ -static always_inline int get_vlc2(GetBitContext *s, VLC_TYPE (*table)[2], - int bits, int max_depth) -{ - int code; - - OPEN_READER(re, s) - UPDATE_CACHE(re, s) - - GET_VLC(code, re, s, table, bits, max_depth) - - CLOSE_READER(re, s) - return code; -} - -//#define TRACE - -#ifdef TRACE - -static inline void print_bin(int bits, int n){ - int i; - - for(i=n-1; i>=0; i--){ - printf("%d", (bits>>i)&1); - } - for(i=n; i<24; i++) - printf(" "); -} - -static inline int get_bits_trace(GetBitContext *s, int n, char *file, char *func, int line){ - int r= get_bits(s, n); - - print_bin(r, n); - printf("%5d %2d %3d bit @%5d in %s %s:%d\n", r, n, r, get_bits_count(s)-n, file, func, line); - return r; -} -static inline int get_vlc_trace(GetBitContext *s, VLC_TYPE (*table)[2], int bits, int max_depth, char *file, char *func, int line){ - int show= show_bits(s, 24); - int pos= get_bits_count(s); - int r= get_vlc2(s, table, bits, max_depth); - int len= get_bits_count(s) - pos; - int bits2= show>>(24-len); - - print_bin(bits2, len); - - printf("%5d %2d %3d vlc @%5d in %s %s:%d\n", bits2, len, r, pos, file, func, line); - return r; -} -static inline int get_xbits_trace(GetBitContext *s, int n, char *file, char *func, int line){ - int show= show_bits(s, n); - int r= get_xbits(s, n); - - print_bin(show, n); - printf("%5d %2d %3d xbt @%5d in %s %s:%d\n", show, n, r, get_bits_count(s)-n, file, func, line); - return r; -} - -#define get_bits(s, n) get_bits_trace(s, n, __FILE__, __PRETTY_FUNCTION__, __LINE__) -#define get_bits1(s) get_bits_trace(s, 1, __FILE__, __PRETTY_FUNCTION__, __LINE__) -#define get_xbits(s, n) get_xbits_trace(s, n, __FILE__, __PRETTY_FUNCTION__, __LINE__) -#define get_vlc(s, vlc) get_vlc_trace(s, (vlc)->table, (vlc)->bits, 3, __FILE__, __PRETTY_FUNCTION__, __LINE__) -#define get_vlc2(s, tab, bits, max) get_vlc_trace(s, tab, bits, max, __FILE__, __PRETTY_FUNCTION__, __LINE__) - -#define tprintf(...) av_log(NULL, AV_LOG_DEBUG, __VA_ARGS__) - -#else //TRACE -#define tprintf(...) {} -#endif - -/* define it to include statistics code (useful only for optimizing - codec efficiency */ -//#define STATS - -#ifdef STATS - -enum { - ST_UNKNOWN, - ST_DC, - ST_INTRA_AC, - ST_INTER_AC, - ST_INTRA_MB, - ST_INTER_MB, - ST_MV, - ST_NB, -}; - -extern int st_current_index; -extern unsigned int st_bit_counts[ST_NB]; -extern unsigned int st_out_bit_counts[ST_NB]; - -void print_stats(void); -#endif +#define FFSWAP(type,a,b) do{type SWAP_tmp= b; b= a; a= SWAP_tmp;}while(0) /* misc math functions */ extern const uint8_t ff_log2_tab[256]; @@ -1143,7 +120,21 @@ static inline int av_log2_16bit(unsigned int v) /* median of 3 */ static inline int mid_pred(int a, int b, int c) { -#if 0 +#ifdef HAVE_CMOV + int i=b; + asm volatile( + "cmp %2, %1 \n\t" + "cmovg %1, %0 \n\t" + "cmovg %2, %1 \n\t" + "cmp %3, %1 \n\t" + "cmovl %3, %1 \n\t" + "cmp %1, %0 \n\t" + "cmovg %1, %0 \n\t" + :"+&r"(i), "+&r"(a) + :"r"(b), "r"(c) + ); + return i; +#elif 0 int t= (a-b)&((a-b)>>31); a-=t; b+=t; @@ -1167,50 +158,41 @@ static inline int mid_pred(int a, int b, int c) #endif } -static inline int clip(int a, int amin, int amax) +/** + * clip a signed integer value into the amin-amax range + * @param a value to clip + * @param amin minimum value of the clip range + * @param amax maximum value of the clip range + * @return clipped value + */ +static inline int av_clip(int a, int amin, int amax) { - if (a < amin) - return amin; - else if (a > amax) - return amax; - else - return a; + if (a < amin) return amin; + else if (a > amax) return amax; + else return a; } -static inline int clip_uint8(int a) +/** + * clip a signed integer value into the 0-255 range + * @param a value to clip + * @return clipped value + */ +static inline uint8_t av_clip_uint8(int a) { if (a&(~255)) return (-a)>>31; else return a; } /* math */ -extern const uint8_t ff_sqrt_tab[128]; - int64_t ff_gcd(int64_t a, int64_t b); -static inline int ff_sqrt(int a) -{ - int ret=0; - int s; - int ret_sq=0; - - if(a<128) return ff_sqrt_tab[a]; - - for(s=15; s>=0; s--){ - int b= ret_sq + (1<<(s*2)) + (ret<>ones;\ + while(--ones > 0){\ + int tmp= GET_BYTE - 128;\ + if(tmp>>6)\ + ERROR\ + val= (val<<6) + tmp;\ + }\ + } -#ifdef ARCH_X86 -#define MASK_ABS(mask, level)\ - asm volatile(\ - "cdq \n\t"\ - "xorl %1, %0 \n\t"\ - "subl %1, %0 \n\t"\ - : "+a" (level), "=&d" (mask)\ - ); -#else -#define MASK_ABS(mask, level)\ - mask= level>>31;\ - level= (level^mask)-mask; -#endif +/*! + * \def PUT_UTF8(val, tmp, PUT_BYTE) + * converts a 32-bit unicode character to its utf-8 encoded form (up to 4 bytes long). + * \param val is an input only argument and should be of type uint32_t. It holds + * a ucs4 encoded unicode character that is to be converted to utf-8. If + * val is given as a function it's executed only once. + * \param tmp is a temporary variable and should be of type uint8_t. It + * represents an intermediate value during conversion that is to be + * outputted by PUT_BYTE. + * \param PUT_BYTE writes the converted utf-8 bytes to any proper destination. + * It could be a function or a statement, and uses tmp as the input byte. + * For example, PUT_BYTE could be "*output++ = tmp;" PUT_BYTE will be + * executed up to 4 times for values in the valid utf-8 range and up to + * 7 times in the general case, depending on the length of the converted + * unicode character. + */ +#define PUT_UTF8(val, tmp, PUT_BYTE)\ + {\ + int bytes, shift;\ + uint32_t in = val;\ + if (in < 0x80) {\ + tmp = in;\ + PUT_BYTE\ + } else {\ + bytes = (av_log2(in) + 4) / 5;\ + shift = (bytes - 1) * 6;\ + tmp = (256 - (256 >> bytes)) | (in >> shift);\ + PUT_BYTE\ + while (shift >= 6) {\ + shift -= 6;\ + tmp = 0x80 | ((in >> shift) & 0x3f);\ + PUT_BYTE\ + }\ + }\ + } - -#if __CPU__ >= 686 && !defined(RUNTIME_CPUDETECT) -#define COPY3_IF_LT(x,y,a,b,c,d)\ -asm volatile (\ - "cmpl %0, %3 \n\t"\ - "cmovl %3, %0 \n\t"\ - "cmovl %4, %1 \n\t"\ - "cmovl %5, %2 \n\t"\ - : "+r" (x), "+r" (a), "+r" (c)\ - : "r" (y), "r" (b), "r" (d)\ -); -#else -#define COPY3_IF_LT(x,y,a,b,c,d)\ -if((y)<(x)){\ - (x)=(y);\ - (a)=(b);\ - (c)=(d);\ -} -#endif - -#ifdef ARCH_X86 -static inline long long rdtsc() +#if defined(ARCH_X86) || defined(ARCH_POWERPC) +#if defined(ARCH_X86_64) +static inline uint64_t read_time(void) { - long long l; - asm volatile( "rdtsc\n\t" - : "=A" (l) - ); - return l; + uint64_t a, d; + asm volatile( "rdtsc\n\t" + : "=a" (a), "=d" (d) + ); + return (d << 32) | (a & 0xffffffff); } +#elif defined(ARCH_X86_32) +static inline long long read_time(void) +{ + long long l; + asm volatile( "rdtsc\n\t" + : "=A" (l) + ); + return l; +} +#else //FIXME check ppc64 +static inline uint64_t read_time(void) +{ + uint32_t tbu, tbl, temp; + + /* from section 2.2.1 of the 32-bit PowerPC PEM */ + __asm__ __volatile__( + "1:\n" + "mftbu %2\n" + "mftb %0\n" + "mftbu %1\n" + "cmpw %2,%1\n" + "bne 1b\n" + : "=r"(tbl), "=r"(tbu), "=r"(temp) + : + : "cc"); + + return (((uint64_t)tbu)<<32) | (uint64_t)tbl; +} +#endif #define START_TIMER \ uint64_t tend;\ -uint64_t tstart= rdtsc();\ +uint64_t tstart= read_time();\ #define STOP_TIMER(id) \ -tend= rdtsc();\ +tend= read_time();\ {\ static uint64_t tsum=0;\ static int tcount=0;\ static int tskip_count=0;\ - if(tcount<2 || tend - tstart < 8*tsum/tcount){\ + if(tcount<2 || tend - tstart < FFMAX(8*tsum/tcount, 2000)){\ tsum+= tend - tstart;\ tcount++;\ }else\ tskip_count++;\ - if(256*256*256*64%(tcount+tskip_count)==0){\ - av_log(NULL, AV_LOG_DEBUG, "%Ld dezicycles in %s, %d runs, %d skips\n", tsum*10/tcount, id, tcount, tskip_count);\ + if(((tcount+tskip_count)&(tcount+tskip_count-1))==0){\ + av_log(NULL, AV_LOG_DEBUG, "%"PRIu64" dezicycles in %s, %d runs, %d skips\n", tsum*10/tcount, id, tcount, tskip_count);\ }\ } +#else +#define START_TIMER +#define STOP_TIMER(id) {} #endif -#define CLAMP_TO_8BIT(d) ((d > 0xff) ? 0xff : (d < 0) ? 0 : d) - -/* avoid usage of various functions */ -#define malloc please_use_av_malloc -#define free please_use_av_free -#define realloc please_use_av_realloc -#define time time_is_forbidden_due_to_security_issues -#define rand rand_is_forbidden_due_to_state_trashing -#define srand srand_is_forbidden_due_to_state_trashing -#if !(defined(LIBAVFORMAT_BUILD) || defined(_FRAMEHOOK_H)) -#define printf please_use_av_log -#define fprintf please_use_av_log -#endif - -#define CHECKED_ALLOCZ(p, size)\ -{\ - p= av_mallocz(size);\ - if(p==NULL && (size)!=0){\ - perror("malloc");\ - goto fail;\ - }\ -} - -#endif /* HAVE_AV_CONFIG_H */ - #endif /* COMMON_H */ diff --git a/stepmania/src/ffmpeg/include/ffmpeg/integer.h b/stepmania/src/ffmpeg/include/ffmpeg/integer.h new file mode 100644 index 0000000000..2a4d703166 --- /dev/null +++ b/stepmania/src/ffmpeg/include/ffmpeg/integer.h @@ -0,0 +1,82 @@ +/* + * arbitrary precision integers + * Copyright (c) 2004 Michael Niedermayer + * + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * FFmpeg is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + */ + +/** + * @file integer.h + * arbitrary precision integers + * @author Michael Niedermayer + */ + +#ifndef INTEGER_H +#define INTEGER_H + +#define AV_INTEGER_SIZE 8 + +typedef struct AVInteger{ + uint16_t v[AV_INTEGER_SIZE]; +} AVInteger; + +AVInteger av_add_i(AVInteger a, AVInteger b); +AVInteger av_sub_i(AVInteger a, AVInteger b); + +/** + * returns the rounded down value of the logarithm of base 2 of the given AVInteger. + * this is simply the index of the most significant bit which is 1. Or 0 of all bits are 0 + */ +int av_log2_i(AVInteger a); +AVInteger av_mul_i(AVInteger a, AVInteger b); + +/** + * returns 0 if a==b, 1 if a>b and -1 if a + * + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * FFmpeg is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#ifndef INTFLOAT_READWRITE_H +#define INTFLOAT_READWRITE_H + +#include "common.h" + +/* IEEE 80 bits extended float */ +typedef struct AVExtFloat { + uint8_t exponent[2]; + uint8_t mantissa[8]; +} AVExtFloat; + +double av_int2dbl(int64_t v); +float av_int2flt(int32_t v); +double av_ext2dbl(const AVExtFloat ext); +int64_t av_dbl2int(double d); +int32_t av_flt2int(float d); +AVExtFloat av_dbl2ext(double d); + +#endif /* INTFLOAT_READWRITE_H */ diff --git a/stepmania/src/ffmpeg/include/ffmpeg/log.h b/stepmania/src/ffmpeg/include/ffmpeg/log.h new file mode 100644 index 0000000000..fa88f5fb25 --- /dev/null +++ b/stepmania/src/ffmpeg/include/ffmpeg/log.h @@ -0,0 +1,116 @@ +/* + * copyright (c) 2006 Michael Niedermayer + * + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * FFmpeg is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#ifndef LOG_H +#define LOG_H + +#include + +/** + * Used by av_log + */ +typedef struct AVCLASS AVClass; +struct AVCLASS { + const char* class_name; + const char* (*item_name)(void*); /* actually passing a pointer to an AVCodecContext + or AVFormatContext, which begin with an AVClass. + Needed because av_log is in libavcodec and has no visibility + of AVIn/OutputFormat */ + const struct AVOption *option; +}; + +/* av_log API */ + +#if LIBAVUTIL_VERSION_INT < (50<<16) +#define AV_LOG_QUIET -1 +#define AV_LOG_FATAL 0 +#define AV_LOG_ERROR 0 +#define AV_LOG_WARNING 1 +#define AV_LOG_INFO 1 +#define AV_LOG_VERBOSE 1 +#define AV_LOG_DEBUG 2 +#else +#define AV_LOG_QUIET -8 + +/** + * something went really wrong and we will crash now + */ +#define AV_LOG_PANIC 0 + +/** + * something went wrong and recovery is not possible + * like no header in a format which depends on it or a combination + * of parameters which are not allowed + */ +#define AV_LOG_FATAL 8 + +/** + * something went wrong and cannot losslessly be recovered + * but not all future data is affected + */ +#define AV_LOG_ERROR 16 + +/** + * something somehow does not look correct / something which may or may not + * lead to some problems like use of -vstrict -2 + */ +#define AV_LOG_WARNING 24 + +#define AV_LOG_INFO 32 +#define AV_LOG_VERBOSE 40 + +/** + * stuff which is only useful for libav* developers + */ +#define AV_LOG_DEBUG 48 +#endif +extern int av_log_level; + +/** + * Send the specified message to the log if the level is less than or equal to + * the current av_log_level. By default, all logging messages are sent to + * stderr. This behavior can be altered by setting a different av_vlog callback + * function. + * + * @param avcl A pointer to an arbitrary struct of which the first field is a + * pointer to an AVClass struct. + * @param level The importance level of the message, lower values signifying + * higher importance. + * @param fmt The format string (printf-compatible) that specifies how + * subsequent arguments are converted to output. + * @see av_vlog + */ +#ifdef __GNUC__ +extern void av_log(void*, int level, const char *fmt, ...) __attribute__ ((__format__ (__printf__, 3, 4))); +#else +extern void av_log(void*, int level, const char *fmt, ...); +#endif + +#if LIBAVUTIL_VERSION_INT < (50<<16) +extern void av_vlog(void*, int level, const char *fmt, va_list); +extern int av_log_get_level(void); +extern void av_log_set_level(int); +extern void av_log_set_callback(void (*)(void*, int, const char*, va_list)); +extern void av_log_default_callback(void* ptr, int level, const char* fmt, va_list vl); +#else +extern void (*av_vlog)(void*, int, const char*, va_list); +#endif + +#endif /* LOG_H */ diff --git a/stepmania/src/ffmpeg/include/ffmpeg/mathematics.h b/stepmania/src/ffmpeg/include/ffmpeg/mathematics.h new file mode 100644 index 0000000000..0b74b254b9 --- /dev/null +++ b/stepmania/src/ffmpeg/include/ffmpeg/mathematics.h @@ -0,0 +1,51 @@ +/* + * copyright (c) 2005 Michael Niedermayer + * + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * FFmpeg is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#ifndef MATHEMATICS_H +#define MATHEMATICS_H + +#include "rational.h" + +enum AVRounding { + AV_ROUND_ZERO = 0, ///< round toward zero + AV_ROUND_INF = 1, ///< round away from zero + AV_ROUND_DOWN = 2, ///< round toward -infinity + AV_ROUND_UP = 3, ///< round toward +infinity + AV_ROUND_NEAR_INF = 5, ///< round to nearest and halfway cases away from zero +}; + +/** + * rescale a 64bit integer with rounding to nearest. + * a simple a*b/c isn't possible as it can overflow + */ +int64_t av_rescale(int64_t a, int64_t b, int64_t c); + +/** + * rescale a 64bit integer with specified rounding. + * a simple a*b/c isn't possible as it can overflow + */ +int64_t av_rescale_rnd(int64_t a, int64_t b, int64_t c, enum AVRounding); + +/** + * rescale a 64bit integer by 2 rational numbers. + */ +int64_t av_rescale_q(int64_t a, AVRational bq, AVRational cq); + +#endif /* MATHEMATICS_H */ diff --git a/stepmania/src/ffmpeg/include/ffmpeg/mem.h b/stepmania/src/ffmpeg/include/ffmpeg/mem.h new file mode 100644 index 0000000000..4ebdad8f57 --- /dev/null +++ b/stepmania/src/ffmpeg/include/ffmpeg/mem.h @@ -0,0 +1,65 @@ +/* + * copyright (c) 2006 Michael Niedermayer + * + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * FFmpeg is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +/** + * @file mem.h + * Memory handling functions. + */ + +#ifndef AV_MEM_H +#define AV_MEM_H + +#ifdef __GNUC__ + #define DECLARE_ALIGNED(n,t,v) t v __attribute__ ((aligned (n))) +#else + #define DECLARE_ALIGNED(n,t,v) __declspec(align(n)) t v +#endif + +/** + * Memory allocation of size byte with alignment suitable for all + * memory accesses (including vectors if available on the + * CPU). av_malloc(0) must return a non NULL pointer. + */ +void *av_malloc(unsigned int size); + +/** + * av_realloc semantics (same as glibc): if ptr is NULL and size > 0, + * identical to malloc(size). If size is zero, it is identical to + * free(ptr) and NULL is returned. + */ +void *av_realloc(void *ptr, unsigned int size); + +/** + * Free memory which has been allocated with av_malloc(z)() or av_realloc(). + * NOTE: ptr = NULL is explicetly allowed + * Note2: it is recommended that you use av_freep() instead + */ +void av_free(void *ptr); + +void *av_mallocz(unsigned int size); +char *av_strdup(const char *s); + +/** + * Frees memory and sets the pointer to NULL. + * @param ptr pointer to the pointer which should be freed + */ +void av_freep(void *ptr); + +#endif /* AV_MEM_H */ diff --git a/stepmania/src/ffmpeg/include/ffmpeg/rational.h b/stepmania/src/ffmpeg/include/ffmpeg/rational.h index d5fc77f1a6..63c0b150f2 100644 --- a/stepmania/src/ffmpeg/include/ffmpeg/rational.h +++ b/stepmania/src/ffmpeg/include/ffmpeg/rational.h @@ -2,22 +2,24 @@ * Rational numbers * Copyright (c) 2003 Michael Niedermayer * - * This library is free software; you can redistribute it and/or + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. + * version 2.1 of the License, or (at your option) any later version. * - * This library is distributed in the hope that it will be useful, + * FFmpeg is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public - * License along with this library; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * License along with FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA * */ - + /** * @file rational.h * Rational numbers. @@ -27,27 +29,86 @@ #ifndef RATIONAL_H #define RATIONAL_H +/** + * Rational number num/den. + */ typedef struct AVRational{ - int num; - int den; + int num; ///< numerator + int den; ///< denominator } AVRational; +/** + * Compare two rationals. + * @param a first rational + * @param b second rational + * @return 0 if a==b, 1 if a>b and -1 if a>63)|1; + else return 0; } +/** + * Rational to double conversion. + * @param a rational to convert + * @return (double) a + */ static inline double av_q2d(AVRational a){ return a.num / (double) a.den; } +/** + * Reduce a fraction. + * This is useful for framerate calculations. + * @param dst_nom destination numerator + * @param dst_den destination denominator + * @param nom source numerator + * @param den source denominator + * @param max the maximum allowed for dst_nom & dst_den + * @return 1 if exact, 0 otherwise + */ +int av_reduce(int *dst_nom, int *dst_den, int64_t nom, int64_t den, int64_t max); + +/** + * Multiplies two rationals. + * @param b first rational. + * @param c second rational. + * @return b*c. + */ AVRational av_mul_q(AVRational b, AVRational c); + +/** + * Divides one rational by another. + * @param b first rational. + * @param c second rational. + * @return b/c. + */ AVRational av_div_q(AVRational b, AVRational c); + +/** + * Adds two rationals. + * @param b first rational. + * @param c second rational. + * @return b+c. + */ AVRational av_add_q(AVRational b, AVRational c); + +/** + * Subtracts one rational from another. + * @param b first rational. + * @param c second rational. + * returns b-c. + */ AVRational av_sub_q(AVRational b, AVRational c); + +/** + * Converts a double precision floating point number to a rational. + * @param d double to convert + * @param max the maximum allowed numerator and denominator + * @return (AVRational) d. + */ AVRational av_d2q(double d, int max); #endif // RATIONAL_H diff --git a/stepmania/src/ffmpeg/include/ffmpeg/rtp.h b/stepmania/src/ffmpeg/include/ffmpeg/rtp.h index 0c0ae35ac0..fec7630517 100644 --- a/stepmania/src/ffmpeg/include/ffmpeg/rtp.h +++ b/stepmania/src/ffmpeg/include/ffmpeg/rtp.h @@ -2,19 +2,21 @@ * RTP definitions * Copyright (c) 2002 Fabrice Bellard. * - * This library is free software; you can redistribute it and/or + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. + * version 2.1 of the License, or (at your option) any later version. * - * This library is distributed in the hope that it will be useful, + * FFmpeg is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public - * License along with this library; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * License along with FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ #ifndef RTP_H #define RTP_H @@ -24,17 +26,102 @@ int rtp_init(void); int rtp_get_codec_info(AVCodecContext *codec, int payload_type); -int rtp_get_payload_type(AVCodecContext *codec); -int rtp_parse_packet(AVFormatContext *s1, AVPacket *pkt, - const unsigned char *buf, int len); -extern AVOutputFormat rtp_mux; -extern AVInputFormat rtp_demux; +/** return < 0 if unknown payload type */ +int rtp_get_payload_type(AVCodecContext *codec); + +typedef struct RTPDemuxContext RTPDemuxContext; +typedef struct rtp_payload_data_s rtp_payload_data_s; +RTPDemuxContext *rtp_parse_open(AVFormatContext *s1, AVStream *st, URLContext *rtpc, int payload_type, rtp_payload_data_s *rtp_payload_data); +int rtp_parse_packet(RTPDemuxContext *s, AVPacket *pkt, + const uint8_t *buf, int len); +void rtp_parse_close(RTPDemuxContext *s); + +extern AVOutputFormat rtp_muxer; +extern AVInputFormat rtp_demuxer; int rtp_get_local_port(URLContext *h); int rtp_set_remote_url(URLContext *h, const char *uri); void rtp_get_file_handles(URLContext *h, int *prtp_fd, int *prtcp_fd); +/** + * some rtp servers assume client is dead if they don't hear from them... + * so we send a Receiver Report to the provided ByteIO context + * (we don't have access to the rtcp handle from here) + */ +int rtp_check_and_send_back_rr(RTPDemuxContext *s, int count); + extern URLProtocol rtp_protocol; +#define RTP_PT_PRIVATE 96 +#define RTP_VERSION 2 +#define RTP_MAX_SDES 256 /**< maximum text length for SDES */ + +/* RTCP paquets use 0.5 % of the bandwidth */ +#define RTCP_TX_RATIO_NUM 5 +#define RTCP_TX_RATIO_DEN 1000 + +/** Structure listing useful vars to parse RTP packet payload*/ +typedef struct rtp_payload_data_s +{ + int sizelength; + int indexlength; + int indexdeltalength; + int profile_level_id; + int streamtype; + int objecttype; + char *mode; + + /** mpeg 4 AU headers */ + struct AUHeaders { + int size; + int index; + int cts_flag; + int cts; + int dts_flag; + int dts; + int rap_flag; + int streamstate; + } *au_headers; + int nb_au_headers; + int au_headers_length_bytes; + int cur_au_index; +} rtp_payload_data_t; + +typedef struct AVRtpPayloadType_s +{ + int pt; + const char enc_name[50]; /* XXX: why 50 ? */ + enum CodecType codec_type; + enum CodecID codec_id; + int clock_rate; + int audio_channels; +} AVRtpPayloadType_t; + +#if 0 +typedef enum { + RTCP_SR = 200, + RTCP_RR = 201, + RTCP_SDES = 202, + RTCP_BYE = 203, + RTCP_APP = 204 +} rtcp_type_t; + +typedef enum { + RTCP_SDES_END = 0, + RTCP_SDES_CNAME = 1, + RTCP_SDES_NAME = 2, + RTCP_SDES_EMAIL = 3, + RTCP_SDES_PHONE = 4, + RTCP_SDES_LOC = 5, + RTCP_SDES_TOOL = 6, + RTCP_SDES_NOTE = 7, + RTCP_SDES_PRIV = 8, + RTCP_SDES_IMG = 9, + RTCP_SDES_DOOR = 10, + RTCP_SDES_SOURCE = 11 +} rtcp_sdes_type_t; +#endif + +extern AVRtpPayloadType_t AVRtpPayloadTypes[]; #endif /* RTP_H */ diff --git a/stepmania/src/ffmpeg/include/ffmpeg/rtsp.h b/stepmania/src/ffmpeg/include/ffmpeg/rtsp.h index 83d88633b5..481e2ba499 100644 --- a/stepmania/src/ffmpeg/include/ffmpeg/rtsp.h +++ b/stepmania/src/ffmpeg/include/ffmpeg/rtsp.h @@ -2,29 +2,26 @@ * RTSP definitions * Copyright (c) 2002 Fabrice Bellard. * - * This library is free software; you can redistribute it and/or + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. + * version 2.1 of the License, or (at your option) any later version. * - * This library is distributed in the hope that it will be useful, + * FFmpeg is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public - * License along with this library; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * License along with FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ #ifndef RTSP_H #define RTSP_H -/* RTSP handling */ -enum RTSPStatusCode { -#define DEF(n, c, s) c = n, #include "rtspcodes.h" -#undef DEF -}; enum RTSPProtocol { RTSP_PROTOCOL_RTP_UDP = 0, @@ -35,27 +32,33 @@ enum RTSPProtocol { #define RTSP_DEFAULT_PORT 554 #define RTSP_MAX_TRANSPORTS 8 #define RTSP_TCP_MAX_PACKET_SIZE 1472 +#define RTSP_DEFAULT_NB_AUDIO_CHANNELS 2 +#define RTSP_DEFAULT_AUDIO_SAMPLERATE 44100 +#define RTSP_RTP_PORT_MIN 5000 +#define RTSP_RTP_PORT_MAX 10000 typedef struct RTSPTransportField { - int interleaved_min, interleaved_max; /* interleave ids, if TCP transport */ - int port_min, port_max; /* RTP ports */ - int client_port_min, client_port_max; /* RTP ports */ - int server_port_min, server_port_max; /* RTP ports */ - int ttl; /* ttl value */ - uint32_t destination; /* destination IP address */ + int interleaved_min, interleaved_max; /**< interleave ids, if TCP transport */ + int port_min, port_max; /**< RTP ports */ + int client_port_min, client_port_max; /**< RTP ports */ + int server_port_min, server_port_max; /**< RTP ports */ + int ttl; /**< ttl value */ + uint32_t destination; /**< destination IP address */ enum RTSPProtocol protocol; } RTSPTransportField; typedef struct RTSPHeader { int content_length; - enum RTSPStatusCode status_code; /* response code from server */ + enum RTSPStatusCode status_code; /**< response code from server */ int nb_transports; + /** in AV_TIME_BASE unit, AV_NOPTS_VALUE if not used */ + int64_t range_start, range_end; RTSPTransportField transports[RTSP_MAX_TRANSPORTS]; - int seq; /* sequence number */ + int seq; /**< sequence number */ char session_id[512]; } RTSPHeader; -/* the callback can be used to extend the connection setup/teardown step */ +/** the callback can be used to extend the connection setup/teardown step */ enum RTSPCallbackAction { RTSP_ACTION_SERVER_SETUP, RTSP_ACTION_SERVER_TEARDOWN, @@ -68,11 +71,12 @@ typedef struct RTSPActionServerSetup { char transport_option[512]; } RTSPActionServerSetup; -typedef int FFRTSPCallback(enum RTSPCallbackAction action, +typedef int FFRTSPCallback(enum RTSPCallbackAction action, const char *session_id, char *buf, int buf_size, void *arg); +/** useful for modules: set RTSP callback function */ void rtsp_set_callback(FFRTSPCallback *rtsp_cb); int rtsp_init(void); @@ -82,7 +86,7 @@ extern int rtsp_default_protocols; extern int rtsp_rtp_port_min; extern int rtsp_rtp_port_max; extern FFRTSPCallback *ff_rtsp_callback; -extern AVInputFormat rtsp_demux; +extern AVInputFormat rtsp_demuxer; int rtsp_pause(AVFormatContext *s); int rtsp_resume(AVFormatContext *s); diff --git a/stepmania/src/ffmpeg/include/ffmpeg/rtspcodes.h b/stepmania/src/ffmpeg/include/ffmpeg/rtspcodes.h index b967cb932a..74cfb5d5b9 100644 --- a/stepmania/src/ffmpeg/include/ffmpeg/rtspcodes.h +++ b/stepmania/src/ffmpeg/include/ffmpeg/rtspcodes.h @@ -1,11 +1,36 @@ -DEF(200, RTSP_STATUS_OK, "OK") -DEF(405, RTSP_STATUS_METHOD, "Method Not Allowed") -DEF(453, RTSP_STATUS_BANDWIDTH, "Not Enough Bandwidth") -DEF(454, RTSP_STATUS_SESSION, "Session Not Found") -DEF(455, RTSP_STATUS_STATE, "Method Not Valid in This State") -DEF(459, RTSP_STATUS_AGGREGATE, "Aggregate operation not allowed") -DEF(460, RTSP_STATUS_ONLY_AGGREGATE, "Only aggregate operation allowed") -DEF(461, RTSP_STATUS_TRANSPORT, "Unsupported transport") -DEF(500, RTSP_STATUS_INTERNAL, "Internal Server Error") -DEF(503, RTSP_STATUS_SERVICE, "Service Unavailable") -DEF(505, RTSP_STATUS_VERSION, "RTSP Version not supported") +/* + * RTSP definitions + * copyright (c) 2002 Fabrice Bellard + * + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * FFmpeg is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +/** RTSP handling */ +enum RTSPStatusCode { +RTSP_STATUS_OK =200, /**< OK */ +RTSP_STATUS_METHOD =405, /**< Method Not Allowed */ +RTSP_STATUS_BANDWIDTH =453, /**< Not Enough Bandwidth */ +RTSP_STATUS_SESSION =454, /**< Session Not Found */ +RTSP_STATUS_STATE =455, /**< Method Not Valid in This State */ +RTSP_STATUS_AGGREGATE =459, /**< Aggregate operation not allowed */ +RTSP_STATUS_ONLY_AGGREGATE =460, /**< Only aggregate operation allowed */ +RTSP_STATUS_TRANSPORT =461, /**< Unsupported transport */ +RTSP_STATUS_INTERNAL =500, /**< Internal Server Error */ +RTSP_STATUS_SERVICE =503, /**< Service Unavailable */ +RTSP_STATUS_VERSION =505, /**< RTSP Version not supported */ +}; + diff --git a/stepmania/src/ffmpeg/lib/avcodec.lib b/stepmania/src/ffmpeg/lib/avcodec.lib index 93e0d9b58d..ec51531a81 100644 Binary files a/stepmania/src/ffmpeg/lib/avcodec.lib and b/stepmania/src/ffmpeg/lib/avcodec.lib differ diff --git a/stepmania/src/ffmpeg/lib/avformat.lib b/stepmania/src/ffmpeg/lib/avformat.lib index b564ffea41..7d158c85d0 100644 Binary files a/stepmania/src/ffmpeg/lib/avformat.lib and b/stepmania/src/ffmpeg/lib/avformat.lib differ diff --git a/stepmania/src/ffmpeg/lib/avutil.lib b/stepmania/src/ffmpeg/lib/avutil.lib new file mode 100644 index 0000000000..520a1e183a Binary files /dev/null and b/stepmania/src/ffmpeg/lib/avutil.lib differ