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added function to query core audio buffer size range

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rossb 2012-01-11 13:03:11 +00:00
commit 4b2f4dcd37
2 changed files with 46 additions and 1 deletions
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13
include/pa_mac_core.h
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@ -124,6 +124,19 @@ AudioDeviceID PaMacCore_GetStreamOutputDevice( PaStream* s );
*/
const char *PaMacCore_GetChannelName( int device, int channelIndex, bool input );
/** Retrieve the range of legal native buffer sizes for the specificed device, in sample frames.
@param device The global index of the PortAudio device about which the query is being made.
@param minBufferSizeFrames A pointer to the location which will receive the minimum buffer size value.
@param maxBufferSizeFrames A pointer to the location which will receive the maximum buffer size value.
@see kAudioDevicePropertyBufferFrameSizeRange in the CoreAudio SDK.
*/
PaError PaMacCore_GetBufferSizeRange( PaDeviceIndex device,
long *minBufferSizeFrames, long *maxBufferSizeFrames );
/**
* Flags
*/