* Support RIFF files with zero length data chunks (yes they exist, and yes,

they're legal)
* Colourise the OpenAL warnings so they're somewhat more obvious
This commit is contained in:
Tim Angus 2005-11-30 01:57:53 +00:00
parent 4784374221
commit ae39051f1e
2 changed files with 50 additions and 22 deletions

View file

@ -63,12 +63,12 @@ static int S_ReadChunkInfo(fileHandle_t f, char *name)
r = FS_Read(name, 4, f);
if(r != 4)
return 0;
return -1;
len = FGetLittleLong(f);
if( len < 0 ) {
Com_Printf( S_COLOR_YELLOW "WARNING: Negative chunk length\n" );
return 0;
return -1;
}
return len;
@ -78,14 +78,14 @@ static int S_ReadChunkInfo(fileHandle_t f, char *name)
=================
S_FindRIFFChunk
Returns the length of the data in the chunk, or 0 if not found
Returns the length of the data in the chunk, or -1 if not found
=================
*/
static int S_FindRIFFChunk( fileHandle_t f, char *chunk ) {
char name[5];
int len;
while( ( len = S_ReadChunkInfo(f, name) ) )
while( ( len = S_ReadChunkInfo(f, name) ) >= 0 )
{
// If this is the right chunk, return
if( !Q_strncmp( name, chunk, 4 ) )
@ -97,7 +97,7 @@ static int S_FindRIFFChunk( fileHandle_t f, char *chunk ) {
FS_Seek( f, len, FS_SEEK_CUR );
}
return 0;
return -1;
}
/*
@ -138,7 +138,7 @@ static qboolean S_ReadRIFFHeader(fileHandle_t file, snd_info_t *info)
FS_Read(dump, 12, file);
// Scan for the format chunk
if((fmtlen = S_FindRIFFChunk(file, "fmt ")) == 0)
if((fmtlen = S_FindRIFFChunk(file, "fmt ")) < 0)
{
Com_Printf( S_COLOR_RED "ERROR: Couldn't find \"fmt\" chunk\n");
return qfalse;
@ -161,7 +161,7 @@ static qboolean S_ReadRIFFHeader(fileHandle_t file, snd_info_t *info)
}
// Scan for the data chunk
if( (info->size = S_FindRIFFChunk(file, "data")) == 0)
if( (info->size = S_FindRIFFChunk(file, "data")) < 0)
{
Com_Printf( S_COLOR_RED "ERROR: Couldn't find \"data\" chunk\n");
return qfalse;

View file

@ -190,7 +190,7 @@ static void S_AL_BufferUseDefault(sfxHandle_t sfx)
if(sfx == default_sfx)
Com_Error(ERR_FATAL, "Can't load default sound effect %s\n", knownSfx[sfx].filename);
Com_Printf( "Warning: Using default sound for %s\n", knownSfx[sfx].filename);
Com_Printf( S_COLOR_YELLOW "WARNING: Using default sound for %s\n", knownSfx[sfx].filename);
knownSfx[sfx].isDefault = qtrue;
knownSfx[sfx].buffer = knownSfx[default_sfx].buffer;
}
@ -237,7 +237,6 @@ static void S_AL_BufferLoad(sfxHandle_t sfx)
data = S_CodecLoad(knownSfx[sfx].filename, &info);
if(!data)
{
Com_Printf( "Can't load %s\n", knownSfx[sfx].filename);
S_AL_BufferUseDefault(sfx);
return;
}
@ -250,13 +249,22 @@ static void S_AL_BufferLoad(sfxHandle_t sfx)
{
S_AL_BufferUseDefault(sfx);
Z_Free(data);
Com_Printf( "Can't create a sound buffer for %s - %s\n", knownSfx[sfx].filename, S_AL_ErrorMsg(error));
Com_Printf( S_COLOR_RED "ERROR: Can't create a sound buffer for %s - %s\n",
knownSfx[sfx].filename, S_AL_ErrorMsg(error));
return;
}
// Fill the buffer
qalGetError();
qalBufferData(knownSfx[sfx].buffer, format, data, info.size, info.rate);
if( info.size == 0 )
{
// We have no data to buffer, so buffer silence
byte dummyData[ 2 ] = { 0 };
qalBufferData(knownSfx[sfx].buffer, AL_FORMAT_MONO16, (void *)dummyData, 2, 22050);
}
else
qalBufferData(knownSfx[sfx].buffer, format, data, info.size, info.rate);
error = qalGetError();
// If we ran out of memory, start evicting the least recently used sounds
@ -267,12 +275,11 @@ static void S_AL_BufferLoad(sfxHandle_t sfx)
{
S_AL_BufferUseDefault(sfx);
Z_Free(data);
Com_Printf( "Out of memory loading %s\n", knownSfx[sfx].filename);
Com_Printf( S_COLOR_RED "ERROR: Out of memory loading %s\n", knownSfx[sfx].filename);
return;
}
// Try load it again
qalGetError();
qalBufferData(knownSfx[sfx].buffer, format, data, info.size, info.rate);
error = qalGetError();
}
@ -282,7 +289,8 @@ static void S_AL_BufferLoad(sfxHandle_t sfx)
{
S_AL_BufferUseDefault(sfx);
Z_Free(data);
Com_Printf( "Can't fill sound buffer for %s - %s", knownSfx[sfx].filename, S_AL_ErrorMsg(error));
Com_Printf( S_COLOR_RED "ERROR: Can't fill sound buffer for %s - %s\n",
knownSfx[sfx].filename, S_AL_ErrorMsg(error));
return;
}
@ -352,7 +360,8 @@ static void S_AL_BufferUnload(sfxHandle_t sfx)
// Delete it
qalDeleteBuffers(1, &knownSfx[sfx].buffer);
if((error = qalGetError()) != AL_NO_ERROR)
Com_Printf( "Can't delete sound buffer for %s", knownSfx[sfx].filename);
Com_Printf( S_COLOR_RED "ERROR: Can't delete sound buffer for %s\n",
knownSfx[sfx].filename);
knownSfx[sfx].inMemory = qfalse;
}
@ -509,7 +518,7 @@ void S_AL_SrcShutdown( void )
for(i = 0; i < srcCount; i++)
{
if(srcList[i].isLocked)
Com_DPrintf("Warning: Source %d is locked\n", i);
Com_DPrintf( S_COLOR_YELLOW "WARNING: Source %d is locked\n", i);
qalSourceStop(srcList[i].source);
qalDeleteSources(1, &srcList[i].source);
@ -1060,7 +1069,7 @@ void S_AL_RawSamples(int samples, int rate, int width, int channels, const byte
// Failed?
if(streamSourceHandle == -1)
{
Com_Printf( "Can't allocate streaming streamSource\n");
Com_Printf( S_COLOR_RED "ERROR: Can't allocate streaming streamSource\n");
return;
}
}
@ -1230,11 +1239,13 @@ S_AL_MusicProcess
static
void S_AL_MusicProcess(ALuint b)
{
ALenum error;
int l;
ALuint format;
l = S_CodecReadStream(mus_stream, MUSIC_BUFFER_SIZE, decode_buffer);
// Run out data to read, start at the beginning again
if(l == 0)
{
S_CodecCloseStream(mus_stream);
@ -1249,7 +1260,24 @@ void S_AL_MusicProcess(ALuint b)
}
format = S_AL_Format(mus_stream->info.width, mus_stream->info.channels);
qalBufferData(b, format, decode_buffer, l, mus_stream->info.rate);
if( l == 0 )
{
// We have no data to buffer, so buffer silence
byte dummyData[ 2 ] = { 0 };
qalBufferData( b, AL_FORMAT_MONO16, (void *)dummyData, 2, 22050 );
}
else
qalBufferData(b, format, decode_buffer, l, mus_stream->info.rate);
if( ( error = qalGetError( ) ) != AL_NO_ERROR )
{
S_AL_StopBackgroundTrack( );
Com_Printf( S_COLOR_RED "ERROR: while buffering data for music stream - %s\n",
S_AL_ErrorMsg( error ) );
return;
}
}
/*
@ -1546,7 +1574,7 @@ qboolean S_AL_Init( soundInterface_t *si )
// Load QAL
if( !QAL_Init( s_alDriver->string ) )
{
Com_Printf( "Failed to load library: \"%s\".\n", s_alDriver->string );
Com_Printf( "Failed to load library: \"%s\".\n", s_alDriver->string );
return qfalse;
}
@ -1555,7 +1583,7 @@ qboolean S_AL_Init( soundInterface_t *si )
if( !alDevice )
{
QAL_Shutdown( );
Com_Printf( "Failed to open OpenAL device.\n" );
Com_Printf( "Failed to open OpenAL device.\n" );
return qfalse;
}
@ -1565,7 +1593,7 @@ qboolean S_AL_Init( soundInterface_t *si )
{
QAL_Shutdown( );
qalcCloseDevice( alDevice );
Com_Printf( "Failed to create OpenAL context.\n" );
Com_Printf( "Failed to create OpenAL context.\n" );
return qfalse;
}
qalcMakeContextCurrent( alContext );