AJ Kelly
80 lines
2.7 KiB
C++
80 lines
2.7 KiB
C++
/* RageSoundReader_MP3 - An interface to read MP3s via MAD. */
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#ifndef RAGE_SOUND_READER_MP3_H
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#define RAGE_SOUND_READER_MP3_H
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#include "RageSoundReader_FileReader.h"
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#include "RageFile.h"
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struct madlib_t;
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class RageSoundReader_MP3: public RageSoundReader_FileReader
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{
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public:
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OpenResult Open( RageFileBasic *pFile );
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void Close();
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int GetLength() const { return GetLengthConst(false); }
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int GetLength_Fast() const { return GetLengthConst(true); }
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int SetPosition( int iSample );
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int Read( float *pBuf, int iFrames );
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unsigned GetNumChannels() const { return Channels; }
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int GetSampleRate() const { return SampleRate; }
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int GetNextSourceFrame() const;
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bool SetProperty( const RString &sProperty, float fValue );
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RageSoundReader_MP3();
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~RageSoundReader_MP3();
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RageSoundReader_MP3( const RageSoundReader_MP3 & ); /* not defined; don't use */
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RageSoundReader_MP3 *Copy() const;
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private:
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int SampleRate;
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int Channels;
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bool m_bAccurateSync;
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madlib_t *mad;
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bool MADLIB_rewind();
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int SetPosition_toc( int iSample, bool Xing );
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int SetPosition_hard( int iSample );
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int SetPosition_estimate( int iSample );
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int fill_buffer();
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int do_mad_frame_decode( bool headers_only=false );
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int resync();
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void synth_output();
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int seek_stream_to_byte( int byte );
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bool handle_first_frame();
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int GetLengthInternal( bool fast );
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int GetLengthConst( bool fast ) const;
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};
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#endif
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/*
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* Copyright (c) 2001-2004 Chris Danford, Glenn Maynard
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* All rights reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, and/or sell copies of the Software, and to permit persons to
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* whom the Software is furnished to do so, provided that the above
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* copyright notice(s) and this permission notice appear in all copies of
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* the Software and that both the above copyright notice(s) and this
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* permission notice appear in supporting documentation.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF
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* THIRD PARTY RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR HOLDERS
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* INCLUDED IN THIS NOTICE BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL INDIRECT
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* OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS
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* OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
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* OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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* PERFORMANCE OF THIS SOFTWARE.
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*/
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