Cross Reference: /vbox/src/VBox/Devices/Audio/DrvHostDSound.cpp

Lines Matching defs:pDSoundStrmOut
297 static void dsoundPlayInterfaceRelease(PDSOUNDSTREAMOUT pDSoundStrmOut)
299     if (pDSoundStrmOut->pDS)
301         IDirectSound_Release(pDSoundStrmOut->pDS);
302         pDSoundStrmOut->pDS = NULL;
306 static int dsoundPlayInterfaceCreate(PDRVHOSTDSOUND pThis, PDSOUNDSTREAMOUT pDSoundStrmOut)
308     if (pDSoundStrmOut->pDS != NULL)
315                                   IID_IDirectSound, (void **)&pDSoundStrmOut->pDS);
322         hr = IDirectSound_Initialize(pDSoundStrmOut->pDS, pThis->cfg.pGuidPlay);
326             hr = IDirectSound_SetCooperativeLevel(pDSoundStrmOut->pDS, hwnd, DSSCL_PRIORITY);
342             dsoundPlayInterfaceRelease(pDSoundStrmOut);
349 static void dsoundPlayClose(PDSOUNDSTREAMOUT pDSoundStrmOut)
351     DSLOG(("DSound: playback close %p buffer %p\n", pDSoundStrmOut, pDSoundStrmOut->pDSB));
353     if (pDSoundStrmOut->pDSB)
355         HRESULT hr = IDirectSoundBuffer_Stop(pDSoundStrmOut->pDSB);
361         IDirectSoundBuffer_Release(pDSoundStrmOut->pDSB);
362         pDSoundStrmOut->pDSB = NULL;
365     dsoundPlayInterfaceRelease(pDSoundStrmOut);
368 static int dsoundPlayOpen(PDRVHOSTDSOUND pThis, PDSOUNDSTREAMOUT pDSoundStrmOut)
371            pDSoundStrmOut,
373            pDSoundStrmOut->hw.Props.uHz,
374            pDSoundStrmOut->hw.Props.cChannels,
375            pDSoundStrmOut->hw.Props.cBits,
376            pDSoundStrmOut->hw.Props.fSigned));
378     if (pDSoundStrmOut->pDSB != NULL)
382         dsoundPlayClose(pDSoundStrmOut);
386     int rc = dsoundWaveFmtFromCfg(&pDSoundStrmOut->streamCfg, &wfx);
390     rc = dsoundPlayInterfaceCreate(pThis, pDSoundStrmOut);
404         hr = IDirectSound_CreateSoundBuffer(pDSoundStrmOut->pDS,
405                                             &bd, &pDSoundStrmOut->pDSB, NULL);
414         hr = IDirectSoundBuffer_GetFormat(pDSoundStrmOut->pDSB, &wfx, sizeof(wfx), NULL);
424         hr = IDirectSoundBuffer_GetCaps(pDSoundStrmOut->pDSB, &bc);
448         if (bc.dwBufferBytes & pDSoundStrmOut->hw.Props.uAlign)
451                       bc.dwBufferBytes, pDSoundStrmOut->hw.Props.uAlign + 1));
464         pDSoundStrmOut->csPlaybackBufferSize = bc.dwBufferBytes >> pDSoundStrmOut->hw.Props.cShift;
465         DSLOG(("DSound: playback open csPlaybackBufferSize %d samples\n", pDSoundStrmOut->csPlaybackBufferSize));
471     dsoundPlayClose(pDSoundStrmOut);
475 static void dsoundPlayClearSamples(PDSOUNDSTREAMOUT pDSoundStrmOut)
479     int rc = dsoundLockOutput(pDSoundStrmOut->pDSB, &pDSoundStrmOut->hw.Props,
480                               0, pDSoundStrmOut->csPlaybackBufferSize << pDSoundStrmOut->hw.Props.cShift,
484         int len1 = cb1 >> pDSoundStrmOut->hw.Props.cShift;
485         int len2 = cb2 >> pDSoundStrmOut->hw.Props.cShift;
488             audio_pcm_info_clear_buf(&pDSoundStrmOut->hw.Props, pv1, len1);
491             audio_pcm_info_clear_buf(&pDSoundStrmOut->hw.Props, pv2, len2);
493         dsoundUnlockOutput(pDSoundStrmOut->pDSB, pv1, pv2, cb1, cb2);
532 static void dsoundPlayStop(PDRVHOSTDSOUND pThis, PDSOUNDSTREAMOUT pDSoundStrmOut)
534     if (pDSoundStrmOut->pDSB != NULL)
538         dsoundPlayGetStatus(pDSoundStrmOut->pDSB, &dwStatus);
542         HRESULT hr = IDirectSoundBuffer_Stop(pDSoundStrmOut->pDSB);
550 static int dsoundPlayStart(PDSOUNDSTREAMOUT pDSoundStrmOut)
554     if (pDSoundStrmOut->pDSB != NULL)
557         int rc = dsoundPlayGetStatus(pDSoundStrmOut->pDSB, &dwStatus);
570                 dsoundPlayClearSamples(pDSoundStrmOut);
572                 pDSoundStrmOut->fReinitPlayPos = true;
576                 HRESULT hr = IDirectSoundBuffer_Play(pDSoundStrmOut->pDSB, 0, 0, DSBPLAY_LOOPING);
988     PDSOUNDSTREAMOUT pDSoundStrmOut = (PDSOUNDSTREAMOUT)pHstStrmOut;
990     pDSoundStrmOut->streamCfg = *pCfg;
991     pDSoundStrmOut->streamCfg.enmEndianness = PDMAUDIOHOSTENDIANNESS;
993     int rc = drvAudioStreamCfgToProps(&pDSoundStrmOut->streamCfg, &pDSoundStrmOut->hw.Props);
996         pDSoundStrmOut->pDS = NULL;
997         pDSoundStrmOut->pDSB = NULL;
998         pDSoundStrmOut->cbPlayWritePos = 0;
999         pDSoundStrmOut->fReinitPlayPos = true;
1000         pDSoundStrmOut->csPlaybackBufferSize = 0;
1006         dsoundPlayOpen(pThis, pDSoundStrmOut);
1010         RT_ZERO(pDSoundStrmOut->streamCfg);
1026     PDSOUNDSTREAMOUT pDSoundStrmOut = (PDSOUNDSTREAMOUT)pHstStrmOut;
1034             rc = dsoundPlayStart(pDSoundStrmOut);
1037                 dsoundPlayClose(pDSoundStrmOut);
1038                 dsoundPlayOpen(pThis, pDSoundStrmOut);
1040                 rc = dsoundPlayStart(pDSoundStrmOut);
1046             dsoundPlayStop(pThis, pDSoundStrmOut);
1065     PDSOUNDSTREAMOUT pDSoundStrmOut = (PDSOUNDSTREAMOUT)pHstStrmOut;
1066     LPDIRECTSOUNDBUFFER pDSB = pDSoundStrmOut->pDSB;
1078     DWORD cbBuffer = pDSoundStrmOut->csPlaybackBufferSize << cShift;
1111     if (pDSoundStrmOut->fReinitPlayPos)
1113         pDSoundStrmOut->fReinitPlayPos = false;
1115         pDSoundStrmOut->cbPlayWritePos = cbWritePos;
1117         cbPlayWritePos = pDSoundStrmOut->cbPlayWritePos;
1122         if (pDSoundStrmOut->cbPlayWritePos == cbPlayPos)
1130         cbPlayWritePos = pDSoundStrmOut->cbPlayWritePos;
1185     pDSoundStrmOut->cbPlayWritePos = (cbPlayWritePos + (cReadTotal << cShift)) % cbBuffer;
1190             cbPlayWritePos, pDSoundStrmOut->cbPlayWritePos, rc));
1207     PDSOUNDSTREAMOUT pDSoundStrmOut = (PDSOUNDSTREAMOUT)pHstStrmOut;
1209     dsoundPlayClose(pDSoundStrmOut);
1211     pDSoundStrmOut->cbPlayWritePos = 0;
1212     pDSoundStrmOut->fReinitPlayPos = true;
1213     pDSoundStrmOut->csPlaybackBufferSize = 0;
1214     RT_ZERO(pDSoundStrmOut->streamCfg);