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Compile fixes.
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icculus committed Sep 2, 2006
1 parent 5bb44ba commit 58f4ac6
Showing 1 changed file with 17 additions and 19 deletions.
36 changes: 17 additions & 19 deletions src/audio/macosx/SDL_coreaudio.c
Expand Up @@ -207,21 +207,20 @@ Core_OpenAudio(_THIS, SDL_AudioSpec * spec)
Component comp;
ComponentDescription desc;
struct AudioUnitInputCallback callback;
AudioStreamBasicDescription desc;
AudioStreamBasicDescription strdesc;
SDL_AudioFormat test_format = SDL_FirstAudioFormat(spec->format);
int valid_datatype = 0;

/* Setup a AudioStreamBasicDescription with the requested format */
memset(&desc, '\0', sizeof (AudioStreamBasicDescription));
desc.mFormatID = kAudioFormatLinearPCM;
desc.mFormatFlags = kLinearPCMFormatFlagIsPacked;
desc.mChannelsPerFrame = spec->channels;
desc.mSampleRate = spec->freq;
desc.mFramesPerPacket = 1;
memset(&strdesc, '\0', sizeof (AudioStreamBasicDescription));
strdesc.mFormatID = kAudioFormatLinearPCM;
strdesc.mFormatFlags = kLinearPCMFormatFlagIsPacked;
strdesc.mChannelsPerFrame = spec->channels;
strdesc.mSampleRate = spec->freq;
strdesc.mFramesPerPacket = 1;

while ((!valid_datatype) && (test_format)) {
spec->format = test_format;
desc.mFormatFlags = 0;
/* Just a list of valid SDL formats, so people don't pass junk here. */
switch (test_format) {
case AUDIO_U8:
Expand All @@ -235,15 +234,14 @@ Core_OpenAudio(_THIS, SDL_AudioSpec * spec)
case AUDIO_F32LSB:
case AUDIO_F32MSB:
valid_datatype = 1;
desc.mBitsPerChannel = SDL_AUDIO_BITSIZE(spec->format);
strdesc.mBitsPerChannel = SDL_AUDIO_BITSIZE(spec->format);
if (SDL_AUDIO_ISBIGENDIAN(spec->format))
strdesc.mFormatFlags |= kLinearPCMFormatFlagIsBigEndian;

if (SDL_AUDIO_ISFLOAT(spec->format))
desc.mFormatFlags |= kLinearPCMFormatFlagIsFloat;
strdesc.mFormatFlags |= kLinearPCMFormatFlagIsFloat;
else if (SDL_AUDIO_ISSIGNED(spec->format))
desc.mFormatFlags |= kLinearPCMFormatFlagIsSignedInteger;

if (SDL_AUDIO_ISBIGENDIAN(spec->format))
desc.mFormatFlags |= kLinearPCMFormatFlagIsBigEndian;
strdesc.mFormatFlags |= kLinearPCMFormatFlagIsSignedInteger;
break;
}
}
Expand All @@ -253,13 +251,13 @@ Core_OpenAudio(_THIS, SDL_AudioSpec * spec)
return (-1);
}

desc.mBytesPerFrame =
desc.mBitsPerChannel * desc.mChannelsPerFrame / 8;
desc.mBytesPerPacket =
desc.mBytesPerFrame * desc.mFramesPerPacket;

strdesc.mBytesPerFrame =
strdesc.mBitsPerChannel * strdesc.mChannelsPerFrame / 8;
strdesc.mBytesPerPacket =
strdesc.mBytesPerFrame * strdesc.mFramesPerPacket;

/* Locate the default output audio unit */
memset(&desc, '\0', sizeof (ComponentDescription));
desc.componentType = kAudioUnitComponentType;
desc.componentSubType = kAudioUnitSubType_Output;
desc.componentManufacturer = kAudioUnitID_DefaultOutput;
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