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initial support for ac3+wma spdif passthrough for pa_win_wmme. see flags in pa_win_wmme.h. flags currently work for OpenStream but are ignored for IsFormatSupported

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This commit is contained in:
rossb 2009-01-21 12:07:32 +00:00
commit 1de1b421f9
5 changed files with 77 additions and 32 deletions
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22
include/pa_win_waveformat.h
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@ -157,16 +157,34 @@ typedef struct{
#define PAWIN_INDEXOF_DWCHANNELMASK (PAWIN_SIZEOF_WAVEFORMATEX+2)
#define PAWIN_INDEXOF_SUBFORMAT (PAWIN_SIZEOF_WAVEFORMATEX+6)
/*
Valid values to pass for the waveFormatTag PaWin_InitializeWaveFormatEx and
PaWin_InitializeWaveFormatExtensible functions below. These must match
the standard Windows WAVE_FORMAT_* values.
*/
#define PAWIN_WAVE_FORMAT_PCM (1)
#define PAWIN_WAVE_FORMAT_IEEE_FLOAT (3)
#define PAWIN_WAVE_FORMAT_DOLBY_AC3_SPDIF (0x0092)
#define PAWIN_WAVE_FORMAT_WMA_SPDIF (0x0164)
/*
returns PAWIN_WAVE_FORMAT_PCM or PAWIN_WAVE_FORMAT_IEEE_FLOAT
depending on the sampleFormat parameter.
*/
int PaWin_SampleFormatToLinearWaveFormatTag( PaSampleFormat sampleFormat );
/*
Use the following two functions to initialize the waveformat structure.
*/
void PaWin_InitializeWaveFormatEx( PaWinWaveFormat *waveFormat,
int numChannels, PaSampleFormat sampleFormat, double sampleRate );
int numChannels, PaSampleFormat sampleFormat, int waveFormatTag, double sampleRate );
void PaWin_InitializeWaveFormatExtensible( PaWinWaveFormat *waveFormat,
int numChannels, PaSampleFormat sampleFormat, double sampleRate,
int numChannels, PaSampleFormat sampleFormat, int waveFormatTag, double sampleRate,
PaWinWaveFormatChannelMask channelMask );

4
include/pa_win_wmme.h
View file

@ -64,6 +64,10 @@ extern "C"
*/
#define paWinMmeDontThrottleOverloadedProcessingThread (0x08)
/* flags for non-PCM spdif passthrough */
#define paWinMmeWaveFormatDolbyAc3Spdif (0x10)
#define paWinMmeWaveFormatWmaSpdif (0x20)
typedef struct PaWinMmeDeviceAndChannelCount{
PaDeviceIndex device;