diff options
| -rw-r--r-- | Alc/backends/coreaudio.c | 22 |
1 files changed, 10 insertions, 12 deletions
diff --git a/Alc/backends/coreaudio.c b/Alc/backends/coreaudio.c index ba73ab82..2ee3fa54 100644 --- a/Alc/backends/coreaudio.c +++ b/Alc/backends/coreaudio.c @@ -23,7 +23,6 @@ #include <stdio.h> #include <stdlib.h> #include <string.h> -#include <alloca.h> #include "alMain.h" #include "alu.h" @@ -725,27 +724,26 @@ static void ALCcoreAudioCapture_stop(ALCcoreAudioCapture *self) static ALCenum ALCcoreAudioCapture_captureSamples(ALCcoreAudioCapture *self, ALCvoid *buffer, ALCuint samples) { - AudioBufferList *list; + union { + ALbyte _[sizeof(AudioBufferList) + sizeof(AudioBuffer)]; + AudioBufferList list; + } audiobuf = { { 0 } }; UInt32 frameCount; OSStatus err; // If no samples are requested, just return - if(samples == 0) - return ALC_NO_ERROR; - - // Allocate a temporary AudioBufferList to use as the return resamples data - list = alloca(sizeof(AudioBufferList) + sizeof(AudioBuffer)); + if(samples == 0) return ALC_NO_ERROR; // Point the resampling buffer to the capture buffer - list->mNumberBuffers = 1; - list->mBuffers[0].mNumberChannels = self->format.mChannelsPerFrame; - list->mBuffers[0].mDataByteSize = samples * self->frameSize; - list->mBuffers[0].mData = buffer; + audiobuf.list.mNumberBuffers = 1; + audiobuf.list.mBuffers[0].mNumberChannels = self->format.mChannelsPerFrame; + audiobuf.list.mBuffers[0].mDataByteSize = samples * self->frameSize; + audiobuf.list.mBuffers[0].mData = buffer; // Resample into another AudioBufferList frameCount = samples; err = AudioConverterFillComplexBuffer(self->audioConverter, - ALCcoreAudioCapture_ConvertCallback, self, &frameCount, list, NULL + ALCcoreAudioCapture_ConvertCallback, self, &frameCount, &audiobuf.list, NULL ); if(err != noErr) { |