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better error messages for unsupported WAV types

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This commit is contained in:
Glenn Maynard
2004-04-28 01:24:28 +00:00
parent ba00dbe76b
commit 33c7b4670d
1 changed files with 29 additions and 4 deletions
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stepmania/src/RageSoundReader_WAV.cpp
+29 -4
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@@ -40,8 +40,16 @@
enum
{
FMT_NORMAL=1, /* Uncompressed waveform data. */
FMT_ADPCM =2 /* ADPCM compressed waveform data. */
FMT_NORMAL= 1, /* Uncompressed waveform data. */
FMT_ADPCM = 2, /* ADPCM compressed waveform data. */
FMT_ITU_G711_ALAW = 6, /* ITU G.711 A-law */
FMT_ITU_G711_MULAW = 7, /* ITU G.711 mu-law */
FMT_IMA_ADPCM = 17, /* IMA ADPCM */
FMT_ITU_G723_ADPCM = 20, /* ITU G.723 ADPCM */
FMT_GSM_610 = 49, /* GSM 6.10 */
FMT_ITU_G721_ADPCM = 64, /* ITU G.721 ADPCM */
FMT_MPEG = 80, /* MPEG */
FMT_MPEG_L3 = 85 /* MPEG Layer 3 */
};
/* Call this to convert milliseconds to an actual byte position, based on audio data characteristics. */
@@ -450,12 +458,29 @@ SoundReader_FileReader::OpenResult RageSoundReader_WAV::WAV_open_internal()
if( fmt.wFormatTag != FMT_NORMAL &&
fmt.wFormatTag != FMT_ADPCM )
{
SetError( ssprintf("Unsupported WAV format %i", fmt.wFormatTag) );
CString format;
switch( fmt.wFormatTag )
{
case FMT_ITU_G711_ALAW: format = "ITU G.711 A-law"; break;
case FMT_ITU_G711_MULAW: format = "ITU G.711 mu-law"; break;
case FMT_IMA_ADPCM: format = "IMA ADPCM"; break;
case FMT_ITU_G723_ADPCM: format = "ITU G.723 ADPCM"; break;
case FMT_GSM_610: format = "GSM 6.10"; break;
case FMT_ITU_G721_ADPCM: format = "ITU G.721 ADPCM"; break;
case FMT_MPEG: format = "MPEG"; break;
case FMT_MPEG_L3: format = "MPEG Layer 3"; break; // or "other"?
default: format = ssprintf( "Unknown WAV format #%i", fmt.wFormatTag ); break;
}
SetError( ssprintf("%s not supported", format.c_str() ) );
/* It might be MP3 data in a WAV. (Why do people *do* that?) It's possible
* that the MAD decoder will figure that out, so let's return OPEN_NO_MATCH
* and keep searching for a decoder. */
return OPEN_NO_MATCH;
if( fmt.wFormatTag == FMT_MPEG_L3 )
return OPEN_NO_MATCH;
return OPEN_MATCH_BUT_FAIL;
}
if ( fmt.wBitsPerSample == 4 && this->fmt.wFormatTag == FMT_ADPCM )