Cross Reference: /vbox/src/VBox/Devices/Audio/dsoundaudio.c

Lines Matching defs:wfx
329 static int waveformat_from_audio_settings (WAVEFORMATEX *wfx, audsettings_t *as)
331     memset (wfx, 0, sizeof (*wfx));
333     wfx->wFormatTag = WAVE_FORMAT_PCM;
334     wfx->nChannels = as->nchannels;
335     wfx->nSamplesPerSec = as->freq;
336     wfx->nAvgBytesPerSec = as->freq << (as->nchannels == 2);
337     wfx->nBlockAlign = 1 << (as->nchannels == 2);
338     wfx->cbSize = 0;
343         wfx->wBitsPerSample = 8;
348         wfx->wBitsPerSample = 16;
349         wfx->nAvgBytesPerSec <<= 1;
350         wfx->nBlockAlign <<= 1;
355         wfx->wBitsPerSample = 32;
356         wfx->nAvgBytesPerSec <<= 2;
357         wfx->nBlockAlign <<= 2;
368 static int waveformat_to_audio_settings (WAVEFORMATEX *wfx, audsettings_t *as)
370     if (wfx->wFormatTag != WAVE_FORMAT_PCM) {
372                wfx->wFormatTag);
376     if (!wfx->nSamplesPerSec) {
380     as->freq = wfx->nSamplesPerSec;
382     switch (wfx->nChannels) {
394             wfx->nChannels
399     switch (wfx->wBitsPerSample) {
415                wfx->wBitsPerSample);
500     WAVEFORMATEX wfx;
518     err = waveformat_from_audio_settings (&wfx, &ds->as);
530     bd.lpwfxFormat = &wfx;
542     hr = IDirectSoundBuffer_GetFormat (ds->dsound_buffer, &wfx, sizeof (wfx), NULL);
565             wfx.wFormatTag,
566             wfx.nChannels,
567             wfx.nSamplesPerSec,
568             wfx.nAvgBytesPerSec,
569             wfx.nBlockAlign,
570             wfx.wBitsPerSample,
571             wfx.cbSize));
754     WAVEFORMATEX wfx;
773     err = waveformat_from_audio_settings (&wfx, &ds->as);
785     bd.lpwfxFormat = &wfx;
804     memset (&wfx, 0, sizeof (wfx));
805     hr = IDirectSoundCaptureBuffer_GetFormat (ds->dsound_capture_buffer, &wfx, sizeof (wfx), NULL);
828             wfx.wFormatTag,
829             wfx.nChannels,
830             wfx.nSamplesPerSec,
831             wfx.nAvgBytesPerSec,
832             wfx.nBlockAlign,
833             wfx.wBitsPerSample,
834             wfx.cbSize));