void ACFLACCodec::Initialize(const AudioStreamBasicDescription* inInputFormat, const AudioStreamBasicDescription* inOutputFormat, const void* inMagicCookie, UInt32 inMagicCookieByteSize)
{
// use the given arguments, if necessary
if(inInputFormat != NULL)
{
SetCurrentInputFormat(*inInputFormat);
}
if(inOutputFormat != NULL)
{
SetCurrentOutputFormat(*inOutputFormat);
}
// make sure the sample rate and number of channels match between the input format and the output format
if( (mInputFormat.mSampleRate != mOutputFormat.mSampleRate) ||
(mInputFormat.mChannelsPerFrame != mOutputFormat.mChannelsPerFrame))
{
#if VERBOSE
printf("The channels and sample rates don't match, mInputFormat.mSampleRate == %f, mOutputFormat.mSampleRate == %f, mInputFormat.mChannelsPerFrame == %lu, mOutputFormat.mChannelsPerFrame == %lu\n",
mInputFormat.mSampleRate, mOutputFormat.mSampleRate, mInputFormat.mChannelsPerFrame, mOutputFormat.mChannelsPerFrame);
#endif
CODEC_THROW(kAudioCodecUnsupportedFormatError);
}
if(inMagicCookie != NULL)
{
SetMagicCookie(inMagicCookie, inMagicCookieByteSize);
}
ACBaseCodec::Initialize(inInputFormat, inOutputFormat, inMagicCookie, inMagicCookieByteSize);
}
void CASpeexDecoder::Initialize(const AudioStreamBasicDescription* inInputFormat,
const AudioStreamBasicDescription* inOutputFormat,
const void* inMagicCookie, UInt32 inMagicCookieByteSize)
{
dbg_printf(" >> [%08lx] CASpeexDecoder :: Initialize(%d, %d, %d)\n", (UInt32) this, inInputFormat != NULL, inOutputFormat != NULL, inMagicCookieByteSize != 0);
if(inInputFormat != NULL) {
SetCurrentInputFormat(*inInputFormat);
}
if(inOutputFormat != NULL) {
SetCurrentOutputFormat(*inOutputFormat);
}
if ((mInputFormat.mSampleRate != mOutputFormat.mSampleRate) ||
(mInputFormat.mChannelsPerFrame != mOutputFormat.mChannelsPerFrame)) {
CODEC_THROW(kAudioCodecUnsupportedFormatError);
}
// needs to be called after input & output format have been set
BDCInitialize(kSpeexDecoderInBufferSize);
//if (inMagicCookieByteSize == 0)
// CODEC_THROW(kAudioCodecUnsupportedFormatError);
if (inMagicCookieByteSize != 0) {
SetMagicCookie(inMagicCookie, inMagicCookieByteSize);
}
XCACodec::Initialize(inInputFormat, inOutputFormat, inMagicCookie, inMagicCookieByteSize);
dbg_printf("<.. [%08lx] CASpeexDecoder :: Initialize(%d, %d, %d)\n", (UInt32) this, inInputFormat != NULL, inOutputFormat != NULL, inMagicCookieByteSize != 0);
}
void ACShepA52Codec::Initialize(const AudioStreamBasicDescription* inInputFormat,
const AudioStreamBasicDescription* inOutputFormat,
const void* inMagicCookie, UInt32 inMagicCookieByteSize) {
// use the given arguments, if necessary
if(inInputFormat != NULL)
{
SetCurrentInputFormat(*inInputFormat);
}
if(inOutputFormat != NULL)
{
SetCurrentOutputFormat(*inOutputFormat);
}
// make sure the sample rate and number of channels match between the input format and the output format
if( (mInputFormat.mSampleRate != mOutputFormat.mSampleRate))
{
CODEC_THROW(kAudioCodecUnsupportedFormatError);
}
ACSimpleCodec::Initialize(inInputFormat, inOutputFormat, inMagicCookie, inMagicCookieByteSize);
}
void ACBaseCodec::SetProperty(AudioCodecPropertyID inPropertyID, UInt32 inPropertyDataSize, const void* inPropertyData)
{
// No property can be set when the codec is initialized
if(mIsInitialized)
{
CODEC_THROW(kAudioCodecIllegalOperationError);
}
switch(inPropertyID)
{
case kAudioCodecPropertyCurrentInputFormat:
if(inPropertyDataSize == SizeOf32(AudioStreamBasicDescription))
{
SetCurrentInputFormat(*reinterpret_cast<const AudioStreamBasicDescription*>(inPropertyData));
}
else
{
CODEC_THROW(kAudioCodecBadPropertySizeError);
}
break;
case kAudioCodecPropertyCurrentOutputFormat:
if(inPropertyDataSize == SizeOf32(AudioStreamBasicDescription))
{
SetCurrentOutputFormat(*reinterpret_cast<const AudioStreamBasicDescription*>(inPropertyData));
}
else
{
CODEC_THROW(kAudioCodecBadPropertySizeError);
}
break;
case kAudioCodecPropertyMagicCookie:
SetMagicCookie(inPropertyData, inPropertyDataSize);
break;
case kAudioCodecPropertyMinimumNumberOutputPackets :
case kAudioCodecPropertyMinimumNumberInputPackets :
case kAudioCodecPropertyInputBufferSize:
case kAudioCodecPropertyNameCFString:
case kAudioCodecPropertyManufacturerCFString:
case kAudioCodecPropertyFormatCFString:
case kAudioCodecPropertySupportedInputFormats:
case kAudioCodecPropertySupportedOutputFormats:
case kAudioCodecPropertyUsedInputBufferSize:
case kAudioCodecPropertyIsInitialized:
case kAudioCodecPropertyAvailableNumberChannels:
case kAudioCodecPropertyPrimeMethod:
case kAudioCodecPropertyPrimeInfo:
case kAudioCodecPropertyOutputFormatsForInputFormat:
case kAudioCodecPropertyInputFormatsForOutputFormat:
case kAudioCodecPropertyDoesSampleRateConversion:
case kAudioCodecPropertyRequiresPacketDescription:
CODEC_THROW(kAudioCodecIllegalOperationError);
break;
default:
CODEC_THROW(kAudioCodecUnknownPropertyError);
break;
};
}
