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Fixed bug that caused problems when doing sample rate conversion.

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This commit is contained in:
vspader 2007-05-10 23:19:56 +00:00
parent ea921ae3ca
commit bbba06e4b2
2 changed files with 12 additions and 29 deletions
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18
Audio/Chain/Converter.m
View file

@ -36,14 +36,20 @@ static OSStatus ACInputProc(AudioConverterRef inAudioConverter, UInt32* ioNumber
OSStatus err = noErr;
if (converter->inputBufferSize > 0) {
int amountConverted = *ioNumberDataPackets * converter->inputFormat.mBytesPerPacket;
if (amountConverted > converter->inputBufferSize) {
amountConverted = converter->inputBufferSize;
}
ioData->mBuffers[0].mData = converter->inputBuffer;
ioData->mBuffers[0].mDataByteSize = converter->inputBufferSize;
ioData->mBuffers[0].mDataByteSize = amountConverted;
ioData->mBuffers[0].mNumberChannels = (converter->inputFormat.mChannelsPerFrame);
ioData->mNumberBuffers = 1;
*ioNumberDataPackets = amountConverted / converter->inputFormat.mBytesPerPacket;
*ioNumberDataPackets = converter->inputBufferSize / converter->inputFormat.mBytesPerFrame;
converter->inputBufferSize = 0;
converter->inputBufferSize -= amountConverted;
converter->inputBuffer = ((char *)converter->inputBuffer) + amountConverted;
}
else {
ioData->mBuffers[0].mData = NULL;
@ -71,7 +77,7 @@ static OSStatus ACInputProc(AudioConverterRef inAudioConverter, UInt32* ioNumber
needsReset = NO;
ioNumberFrames = outputSize/outputFormat.mBytesPerFrame;
ioNumberFrames = inputSize/inputFormat.mBytesPerFrame;
ioData.mBuffers[0].mData = outputBuffer;
ioData.mBuffers[0].mDataByteSize = outputSize;
ioData.mBuffers[0].mNumberChannels = outputFormat.mChannelsPerFrame;
@ -120,7 +126,7 @@ static OSStatus ACInputProc(AudioConverterRef inAudioConverter, UInt32* ioNumber
kAudioConverterPropertyCalculateOutputBufferSize,
&dataSize,
(void*)&outputSize);
NSLog(@"Output size: %i %i", outputSize, CHUNK_SIZE);
if (outputBuffer)
{
NSLog(@"FREEING");

23
Cog.xcodeproj/project.pbxproj
View file

@ -116,23 +116,6 @@
8EFFCD6F0AA093AF00C458A5 /* PathNode.m in Sources */ = {isa = PBXBuildFile; fileRef = 8EFFCD530AA093AF00C458A5 /* PathNode.m */; };
/* End PBXBuildFile section */
/* Begin PBXBuildStyle section */
28FFB7160BC863C10047EC24 /* Development */ = {
isa = PBXBuildStyle;
buildSettings = {
COPY_PHASE_STRIP = NO;
};
name = Development;
};
28FFB7170BC863C10047EC24 /* Deployment */ = {
isa = PBXBuildStyle;
buildSettings = {
COPY_PHASE_STRIP = YES;
};
name = Deployment;
};
/* End PBXBuildStyle section */
/* Begin PBXCopyFilesBuildPhase section */
177FD1000B90CB570011C3B5 /* CopyFiles */ = {
isa = PBXCopyFilesBuildPhase;
@ -734,12 +717,6 @@
29B97313FDCFA39411CA2CEA /* Project object */ = {
isa = PBXProject;
buildConfigurationList = C01FCF4E08A954540054247B /* Build configuration list for PBXProject "Cog" */;
buildSettings = {
};
buildStyles = (
28FFB7160BC863C10047EC24 /* Development */,
28FFB7170BC863C10047EC24 /* Deployment */,
);
hasScannedForEncodings = 1;
mainGroup = 29B97314FDCFA39411CA2CEA /* Cog */;
projectDirPath = "";