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Add volume support for WASAPI.

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Note:  Not all devices (like my RME Babyface) allow you to control
the volume via WASAPI.  So, even though volume adjustments appear
to work visually (sliders move in volume control panel), they may
not actually change.
This commit is contained in:
lllucius
2013-09-24 04:54:44 +00:00
parent 4ce2643d5f
commit f8a4adf713
6 changed files with 278 additions and 52 deletions
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9
lib-src/portaudio-v19/include/pa_win_wasapi.h
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@@ -272,6 +272,15 @@ int/*PaWasapiDeviceRole*/ PaWasapi_GetDeviceRole( PaDeviceIndex nDevice );
*/
int PaWasapi_IsLoopback( PaDeviceIndex nDevice );
/** Returns Windows device ID.
@param nDevice device index.
@return 0 = Not loopback, 1 = loopback, < 0 = PaErrorCode
if PortAudio is not initialized or an error is encountered.
*/
const wchar_t *PaWasapi_GetInputDeviceID( PaStream* s );
const wchar_t *PaWasapi_GetOutputDeviceID( PaStream* s );
/** Boost thread priority of calling thread (MMCSS). Use it for Blocking Interface only for thread
which makes calls to Pa_WriteStream/Pa_ReadStream.