[PATCH 14/14] quartz: Rework direct sound renderer rework to be more time aware
Maarten Lankhorst
m.b.lankhorst at gmail.com
Tue Nov 9 16:42:51 CST 2010
---
dlls/quartz/dsoundrender.c | 380 ++++++++++++++++++++++----------------------
1 files changed, 188 insertions(+), 192 deletions(-)
diff --git a/dlls/quartz/dsoundrender.c b/dlls/quartz/dsoundrender.c
index 1001cf5..d8dd45b 100644
--- a/dlls/quartz/dsoundrender.c
+++ b/dlls/quartz/dsoundrender.c
@@ -39,6 +39,11 @@
WINE_DEFAULT_DEBUG_CHANNEL(quartz);
+/* NOTE: buffer can still be filled completely,
+ * but we start waiting until only this amount is buffered
+ */
+static const REFERENCE_TIME DSoundRenderer_Max_Fill = 150 * 10000;
+
static const WCHAR wcsInputPinName[] = {'i','n','p','u','t',' ','p','i','n',0};
static const IBaseFilterVtbl DSoundRender_Vtbl;
@@ -59,19 +64,13 @@ typedef struct DSoundRenderImpl
const IAMFilterMiscFlagsVtbl *IAMFilterMiscFlags_vtbl;
IUnknown *seekthru_unk;
- REFERENCE_TIME rtLastStop;
-
BaseInputPin * pInputPin;
IDirectSound8 *dsound;
LPDIRECTSOUNDBUFFER dsbuffer;
DWORD buf_size;
- DWORD write_pos;
- DWORD write_loops;
-
- DWORD last_play_pos;
- DWORD play_loops;
DWORD in_loop;
+ DWORD last_playpos, writepos;
REFERENCE_TIME play_time;
@@ -81,132 +80,193 @@ typedef struct DSoundRenderImpl
LONG pan;
} DSoundRenderImpl;
-static inline HRESULT DSoundRender_GetPos(DSoundRenderImpl *This, DWORD *pPlayPos, REFERENCE_TIME *pRefTime)
-{
- HRESULT hr;
-
- EnterCriticalSection(&This->filter.csFilter);
- {
- DWORD state;
- DWORD write_pos;
+static REFERENCE_TIME time_from_pos(DSoundRenderImpl *This, DWORD pos) {
+ WAVEFORMATEX *wfx = (WAVEFORMATEX*)This->pInputPin->pin.mtCurrent.pbFormat;
+ REFERENCE_TIME ret = 10000000;
+ ret = ret * pos / wfx->nAvgBytesPerSec;
+ return ret;
+}
- hr = IDirectSoundBuffer_GetStatus(This->dsbuffer, &state);
- if (SUCCEEDED(hr) && !(state & DSBSTATUS_PLAYING) && This->filter.state == State_Running)
- {
- TRACE("Not playing, kickstarting the engine\n");
+static DWORD pos_from_time(DSoundRenderImpl *This, REFERENCE_TIME time) {
+ WAVEFORMATEX *wfx = (WAVEFORMATEX*)This->pInputPin->pin.mtCurrent.pbFormat;
+ REFERENCE_TIME ret = time;
+ ret *= wfx->nSamplesPerSec;
+ ret /= 10000000;
+ ret *= wfx->nBlockAlign;
+ return ret;
+}
- hr = IDirectSoundBuffer_Play(This->dsbuffer, 0, 0, DSBPLAY_LOOPING);
- if (FAILED(hr))
- ERR("Can't play sound buffer (%x)\n", hr);
+static void DSoundRender_UpdatePositions(DSoundRenderImpl *This, DWORD *seqwritepos, DWORD *minwritepos) {
+ WAVEFORMATEX *wfx = (WAVEFORMATEX*)This->pInputPin->pin.mtCurrent.pbFormat;
+ BYTE *buf1, *buf2;
+ DWORD size1, size2, playpos, writepos, old_writepos, old_playpos, adv;
+ BOOL writepos_set = This->writepos < This->buf_size;
+
+ /* Update position and zero */
+ old_writepos = This->writepos;
+ old_playpos = This->last_playpos;
+ if (old_writepos <= old_playpos)
+ old_writepos += This->buf_size;
+
+ IDirectSoundBuffer_GetCurrentPosition(This->dsbuffer, &playpos, &writepos);
+ if (old_playpos > playpos) {
+ adv = This->buf_size + playpos - old_playpos;
+ This->play_time += time_from_pos(This, This->buf_size);
+ } else
+ adv = playpos - old_playpos;
+ This->last_playpos = playpos;
+ if (adv) {
+ TRACE("Moving from %u to %u: clearing %u bytes\n", old_playpos, playpos, adv);
+ IDirectSoundBuffer_Lock(This->dsbuffer, old_playpos, adv, (void**)&buf1, &size1, (void**)&buf2, &size2, 0);
+ memset(buf1, wfx->wBitsPerSample == 8 ? 128 : 0, size1);
+ memset(buf2, wfx->wBitsPerSample == 8 ? 128 : 0, size2);
+ IDirectSoundBuffer_Unlock(This->dsbuffer, buf1, size1, buf2, size2);
+ }
+ *minwritepos = writepos;
+ if (!writepos_set || old_writepos < writepos) {
+ if (writepos_set) {
+ This->writepos = This->buf_size;
+ FIXME("Underrun of data occured!\n");
}
+ *seqwritepos = writepos;
+ } else
+ *seqwritepos = This->writepos;
+}
- if (SUCCEEDED(hr))
- hr = IDirectSoundBuffer_GetCurrentPosition(This->dsbuffer, pPlayPos, &write_pos);
- if (hr == S_OK)
- {
- DWORD play_pos = *pPlayPos;
-
- if (play_pos < This->last_play_pos)
- This->play_loops++;
- This->last_play_pos = play_pos;
-
- /* If we really fell behind, start at the next possible position
- * Also happens when just starting playback for the first time,
- * or when flushing
- */
- if ((This->play_loops*This->buf_size)+play_pos >=
- (This->write_loops*This->buf_size)+This->write_pos)
- This->write_pos = write_pos;
-
- if (pRefTime)
- {
- REFERENCE_TIME play_time;
- play_time = ((REFERENCE_TIME)This->play_loops*10000000) +
- ((REFERENCE_TIME)play_pos*10000000/This->buf_size);
-
- /* Don't let time run backwards */
- if(play_time-This->play_time > 0)
- This->play_time = play_time;
- else
- hr = S_FALSE;
+static HRESULT DSoundRender_GetWritePos(DSoundRenderImpl *This, DWORD *ret_writepos, REFERENCE_TIME write_at, DWORD *pfree, DWORD *skip)
+{
+ WAVEFORMATEX *wfx = (WAVEFORMATEX*)This->pInputPin->pin.mtCurrent.pbFormat;
+ DWORD writepos, min_writepos, playpos;
+ REFERENCE_TIME max_lag = 50 * 10000;
+ REFERENCE_TIME min_lag = 1 * 10000;
+ REFERENCE_TIME cur, writepos_t, delta_t;
+
+ DSoundRender_UpdatePositions(This, &writepos, &min_writepos);
+ playpos = This->last_playpos;
+ if (This->filter.pClock == (IReferenceClock*)&This->IReferenceClock_vtbl) {
+ max_lag = min_lag;
+ cur = This->play_time + time_from_pos(This, playpos);
+ cur -= This->filter.rtStreamStart;
+ } else if (This->filter.pClock) {
+ IReferenceClock_GetTime(This->filter.pClock, &cur);
+ cur -= This->filter.rtStreamStart;
+ } else
+ cur = -1;
+
+ if (writepos == min_writepos)
+ max_lag = min_lag;
+
+ *skip = 0;
+ if (cur < 0 || write_at < 0) {
+ *ret_writepos = writepos;
+ goto end;
+ }
- *pRefTime = This->play_time;
- }
+ if (writepos >= playpos)
+ writepos_t = cur + time_from_pos(This, writepos - playpos);
+ else
+ writepos_t = cur + time_from_pos(This, This->buf_size + writepos - playpos);
+
+ /* write_at: Starting time of sample */
+ /* cur: current time of play position */
+ /* writepos_t: current time of our pointer play position */
+ delta_t = write_at - writepos_t;
+ if (delta_t >= -max_lag && delta_t <= max_lag) {
+ TRACE("Continuing from old position\n");
+ *ret_writepos = writepos;
+ } else if (delta_t < 0) {
+ REFERENCE_TIME past, min_writepos_t;
+ FIXME("Delta too big %i/%i, overwriting old data or even skipping\n", (int)delta_t / 10000, (int)max_lag / 10000);
+ if (min_writepos >= playpos)
+ min_writepos_t = cur + time_from_pos(This, min_writepos - playpos);
+ else
+ min_writepos_t = cur + time_from_pos(This, This->buf_size - playpos + min_writepos);
+ past = min_writepos_t - write_at;
+ if (past >= 0) {
+ DWORD skipbytes = pos_from_time(This, past);
+ FIXME("Skipping %u bytes\n", skipbytes);
+ *skip = skipbytes;
+ *ret_writepos = min_writepos;
+ } else {
+ DWORD aheadbytes = pos_from_time(This, -past);
+ FIXME("Advancing %u bytes\n", aheadbytes);
+ *ret_writepos = (min_writepos + aheadbytes) % This->buf_size;
}
+ } else /* delta_t > 0 */ {
+ DWORD aheadbytes;
+ FIXME("Delta too big %i/%i, too far ahead\n", (int)delta_t / 10000, (int)max_lag / 10000);
+ aheadbytes = pos_from_time(This, delta_t);
+ FIXME("Advancing %u bytes\n", aheadbytes);
+ if (delta_t >= DSoundRenderer_Max_Fill)
+ return S_FALSE;
+ *ret_writepos = (min_writepos + aheadbytes) % This->buf_size;
}
- LeaveCriticalSection(&This->filter.csFilter);
-
- return hr;
+end:
+ if (playpos > *ret_writepos)
+ *pfree = playpos - *ret_writepos;
+ else if (playpos == *ret_writepos)
+ *pfree = This->buf_size - wfx->nBlockAlign;
+ else
+ *pfree = This->buf_size + playpos - *ret_writepos;
+ if (time_from_pos(This, This->buf_size - *pfree) >= DSoundRenderer_Max_Fill) {
+ TRACE("Blocked: too full %i / %i\n", (int)(time_from_pos(This, This->buf_size - *pfree)/10000), (int)(DSoundRenderer_Max_Fill / 10000));
+ return S_FALSE;
+ }
+ return S_OK;
}
-static HRESULT DSoundRender_SendSampleData(DSoundRenderImpl* This, const BYTE *data, DWORD size)
+static HRESULT DSoundRender_SendSampleData(DSoundRenderImpl* This, REFERENCE_TIME tStart, REFERENCE_TIME tStop, const BYTE *data, DWORD size)
{
- HRESULT hr = S_OK;
- LPBYTE lpbuf1 = NULL;
- LPBYTE lpbuf2 = NULL;
- DWORD dwsize1 = 0;
- DWORD dwsize2 = 0;
- DWORD size2;
- DWORD play_pos,buf_free;
+ HRESULT hr;
- do {
+ while (size && This->filter.state != State_Stopped) {
+ DWORD writepos, skip = 0, free, size1, size2, ret;
+ BYTE *buf1, *buf2;
- hr = DSoundRender_GetPos(This, &play_pos, NULL);
- if (hr != DS_OK)
- {
- ERR("GetPos returned error: %x\n", hr);
- break;
- }
- if (This->write_pos <= play_pos)
- buf_free = play_pos-This->write_pos;
+ if (This->filter.state == State_Running)
+ hr = DSoundRender_GetWritePos(This, &writepos, tStart, &free, &skip);
else
- buf_free = This->buf_size - This->write_pos + play_pos;
+ hr = S_FALSE;
- /* Wait for enough of the buffer to empty before filling it */
- if(buf_free < This->buf_size/20)
- {
- DWORD ret;
+ if (hr != S_OK) {
This->in_loop = 1;
LeaveCriticalSection(&This->filter.csFilter);
- ret = WaitForSingleObject(This->blocked, 50);
- if (ret != WAIT_TIMEOUT)
- ERR("%x\n", ret);
+ ret = WaitForSingleObject(This->blocked, 10);
EnterCriticalSection(&This->filter.csFilter);
This->in_loop = 0;
- if (This->pInputPin->flushing)
- return VFW_E_WRONG_STATE;
- if (This->filter.state == State_Stopped)
- return VFW_E_WRONG_STATE;
+ if (This->pInputPin->flushing ||
+ This->filter.state == State_Stopped) {
+ SetEvent(This->state_change);
+ return This->filter.state == State_Paused ? S_OK : VFW_E_WRONG_STATE;
+ }
+ if (ret != WAIT_TIMEOUT)
+ ERR("%x\n", ret);
continue;
}
+ tStart = -1;
+
+ if (skip)
+ FIXME("Sample dropped %u of %u bytes\n", skip, size);
+ if (skip >= size)
+ return S_OK;
+ data += skip;
+ size -= skip;
- size2 = min(buf_free, size);
- hr = IDirectSoundBuffer_Lock(This->dsbuffer, This->write_pos, size2, (LPVOID *)&lpbuf1, &dwsize1, (LPVOID *)&lpbuf2, &dwsize2, 0);
+ hr = IDirectSoundBuffer_Lock(This->dsbuffer, writepos, min(free, size), (void**)&buf1, &size1, (void**)&buf2, &size2, 0);
if (hr != DS_OK) {
ERR("Unable to lock sound buffer! (%x)\n", hr);
break;
}
- /* TRACE("write_pos=%d, size=%d, sz1=%d, sz2=%d\n", This->write_pos, size2, dwsize1, dwsize2); */
-
- memcpy(lpbuf1, data, dwsize1);
- if (dwsize2)
- memcpy(lpbuf2, data + dwsize1, dwsize2);
-
- hr = IDirectSoundBuffer_Unlock(This->dsbuffer, lpbuf1, dwsize1, lpbuf2, dwsize2);
- if (hr != DS_OK)
- ERR("Unable to unlock sound buffer! (%x)\n", hr);
-
- size -= dwsize1 + dwsize2;
- data += dwsize1 + dwsize2;
- This->write_pos += dwsize1 + dwsize2;
- if (This->write_pos >= This->buf_size)
- {
- This->write_pos -= This->buf_size;
- This->write_loops++;
- }
- } while (size && This->filter.state == State_Running);
-
- return hr;
+ memcpy(buf1, data, size1);
+ if (size2)
+ memcpy(buf2, data+size1, size2);
+ IDirectSoundBuffer_Unlock(This->dsbuffer, buf1, size1, buf2, size2);
+ This->writepos = (writepos + size1 + size2) % This->buf_size;
+ TRACE("Wrote %u bytes at %u, next at %u - (%u/%u)\n", size1+size2, writepos, This->writepos, free, size);
+ data += size1 + size2;
+ size -= size1 + size2;
+ }
+ return S_OK;
}
static HRESULT WINAPI DSoundRender_Receive(BaseInputPin *pin, IMediaSample * pSample)
@@ -285,11 +345,7 @@ static HRESULT WINAPI DSoundRender_Receive(BaseInputPin *pin, IMediaSample * pSa
if (FAILED(hr))
ERR("Cannot get sample time (%x)\n", hr);
- if (This->rtLastStop != tStart && (IMediaSample_IsDiscontinuity(pSample) == S_FALSE))
- WARN("Unexpected discontinuity: Last: %u.%03u, tStart: %u.%03u\n",
- (DWORD)(This->rtLastStop / 10000000), (DWORD)((This->rtLastStop / 10000)%1000),
- (DWORD)(tStart / 10000000), (DWORD)((tStart / 10000)%1000));
- This->rtLastStop = tStop;
+ IMediaSample_IsDiscontinuity(pSample);
if (IMediaSample_IsPreroll(pSample) == S_OK)
{
@@ -298,46 +354,11 @@ static HRESULT WINAPI DSoundRender_Receive(BaseInputPin *pin, IMediaSample * pSa
return S_OK;
}
- if (This->filter.state == State_Paused)
- {
- SetEvent(This->state_change);
- LeaveCriticalSection(&This->filter.csFilter);
- WaitForSingleObject(This->blocked, INFINITE);
- EnterCriticalSection(&This->filter.csFilter);
- if (This->filter.state == State_Stopped)
- {
- LeaveCriticalSection(&This->filter.csFilter);
- return VFW_E_WRONG_STATE;
- }
-
- if (This->filter.state == State_Paused)
- {
- /* Assuming we return because of flushing */
- TRACE("Flushing\n");
- LeaveCriticalSection(&This->filter.csFilter);
- return S_OK;
- }
- SetEvent(This->state_change);
- }
-
cbSrcStream = IMediaSample_GetActualDataLength(pSample);
TRACE("Sample data ptr = %p, size = %d\n", pbSrcStream, cbSrcStream);
-#if 0 /* For debugging purpose */
- {
- int i;
- for(i = 0; i < cbSrcStream; i++)
- {
- if ((i!=0) && !(i%16))
- TRACE("\n");
- TRACE("%02x ", pbSrcStream[i]);
- }
- TRACE("\n");
- }
-#endif
-
- hr = DSoundRender_SendSampleData(This, pbSrcStream, cbSrcStream);
SetEvent(This->state_change);
+ hr = DSoundRender_SendSampleData(This, tStart, tStop, pbSrcStream, cbSrcStream);
LeaveCriticalSection(&This->filter.csFilter);
return hr;
}
@@ -435,7 +456,7 @@ HRESULT DSoundRender_create(IUnknown * pUnkOuter, LPVOID * ppv)
if (FAILED(hr))
ERR("Cannot create Direct Sound object (%x)\n", hr);
else
- IDirectSound_SetCooperativeLevel(pDSoundRender->dsound, GetDesktopWindow(), DSSCL_PRIORITY);
+ hr = IDirectSound_SetCooperativeLevel(pDSoundRender->dsound, GetDesktopWindow(), DSSCL_PRIORITY);
}
if (SUCCEEDED(hr))
@@ -558,20 +579,12 @@ static HRESULT WINAPI DSoundRender_Stop(IBaseFilter * iface)
EnterCriticalSection(&This->filter.csFilter);
{
- DWORD state = 0;
- if (This->dsbuffer)
- {
- hr = IDirectSoundBuffer_GetStatus(This->dsbuffer, &state);
- if (SUCCEEDED(hr))
- {
- if (state & DSBSTATUS_PLAYING)
- hr = IDirectSoundBuffer_Stop(This->dsbuffer);
- }
- }
+ hr = IDirectSoundBuffer_Stop(This->dsbuffer);
if (SUCCEEDED(hr))
This->filter.state = State_Stopped;
/* Complete our transition */
+ This->writepos = This->buf_size;
SetEvent(This->state_change);
SetEvent(This->blocked);
MediaSeekingPassThru_ResetMediaTime(This->seekthru_unk);
@@ -591,21 +604,12 @@ static HRESULT WINAPI DSoundRender_Pause(IBaseFilter * iface)
EnterCriticalSection(&This->filter.csFilter);
if (This->filter.state != State_Paused)
{
- DWORD state = 0;
if (This->filter.state == State_Stopped)
{
This->pInputPin->end_of_stream = 0;
}
- if (This->dsbuffer)
- {
- hr = IDirectSoundBuffer_GetStatus(This->dsbuffer, &state);
- if (SUCCEEDED(hr))
- {
- if (state & DSBSTATUS_PLAYING)
- hr = IDirectSoundBuffer_Stop(This->dsbuffer);
- }
- }
+ hr = IDirectSoundBuffer_Stop(This->dsbuffer);
if (SUCCEEDED(hr))
This->filter.state = State_Paused;
@@ -638,6 +642,7 @@ static HRESULT WINAPI DSoundRender_Run(IBaseFilter * iface, REFERENCE_TIME tStar
ResetEvent(This->state_change);
This->pInputPin->end_of_stream = 0;
}
+ IDirectSoundBuffer_Play(This->dsbuffer, 0, 0, DSBPLAY_LOOPING);
ResetEvent(This->blocked);
} else if (This->filter.filterInfo.pGraph) {
IMediaEventSink *pEventSink;
@@ -720,7 +725,6 @@ static HRESULT WINAPI DSoundRender_InputPin_ReceiveConnection(IPin * iface, IPin
EnterCriticalSection(This->pin.pCritSec);
{
DSImpl = (DSoundRenderImpl*)This->pin.pinInfo.pFilter;
- DSImpl->rtLastStop = -1;
if (This->pin.pConnectedTo)
hr = VFW_E_ALREADY_CONNECTED;
@@ -756,11 +760,12 @@ static HRESULT WINAPI DSoundRender_InputPin_ReceiveConnection(IPin * iface, IPin
memset(&buf_desc,0,sizeof(DSBUFFERDESC));
buf_desc.dwSize = sizeof(DSBUFFERDESC);
buf_desc.dwFlags = DSBCAPS_CTRLVOLUME | DSBCAPS_CTRLPAN |
- DSBCAPS_CTRLFREQUENCY |
+ DSBCAPS_CTRLFREQUENCY | DSBCAPS_GLOBALFOCUS |
DSBCAPS_GETCURRENTPOSITION2;
buf_desc.dwBufferBytes = DSImpl->buf_size;
buf_desc.lpwfxFormat = format;
hr = IDirectSound_CreateSoundBuffer(DSImpl->dsound, &buf_desc, &DSImpl->dsbuffer, NULL);
+ DSImpl->writepos = DSImpl->buf_size;
if (FAILED(hr))
ERR("Can't create sound buffer (%x)\n", hr);
}
@@ -774,8 +779,6 @@ static HRESULT WINAPI DSoundRender_InputPin_ReceiveConnection(IPin * iface, IPin
hr = IDirectSoundBuffer_SetPan(DSImpl->dsbuffer, DSImpl->pan);
if (FAILED(hr))
ERR("Can't set pan to %d (%x)\n", DSImpl->pan, hr);
-
- DSImpl->write_pos = 0;
hr = S_OK;
}
@@ -817,7 +820,6 @@ static HRESULT WINAPI DSoundRender_InputPin_EndOfStream(IPin * iface)
BaseInputPin* This = (BaseInputPin*)iface;
DSoundRenderImpl *me = (DSoundRenderImpl*)This->pin.pinInfo.pFilter;
IMediaEventSink* pEventSink;
- BYTE *silence;
HRESULT hr;
EnterCriticalSection(This->pin.pCritSec);
@@ -831,14 +833,6 @@ static HRESULT WINAPI DSoundRender_InputPin_EndOfStream(IPin * iface)
return hr;
}
- silence = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, me->buf_size);
- if (silence)
- {
- memset(silence, 0, me->buf_size);
- DSoundRender_SendSampleData(me, silence, me->buf_size);
- HeapFree(GetProcessHeap(), 0, silence);
- }
-
if (me->filter.filterInfo.pGraph)
{
hr = IFilterGraph_QueryInterface(me->filter.filterInfo.pGraph, &IID_IMediaEventSink, (LPVOID*)&pEventSink);
@@ -892,17 +886,12 @@ static HRESULT WINAPI DSoundRender_InputPin_EndFlush(IPin * iface)
{
LPBYTE buffer;
DWORD size;
- IDirectSoundBuffer_Stop(pFilter->dsbuffer);
/* Force a reset */
- IDirectSoundBuffer_SetCurrentPosition(pFilter->dsbuffer, 0);
- pFilter->write_pos = pFilter->last_play_pos = 0;
- ++pFilter->play_loops;
- pFilter->write_loops = pFilter->play_loops;
-
IDirectSoundBuffer_Lock(pFilter->dsbuffer, 0, 0, (LPVOID *)&buffer, &size, NULL, NULL, DSBLOCK_ENTIREBUFFER);
memset(buffer, 0, size);
IDirectSoundBuffer_Unlock(pFilter->dsbuffer, buffer, size, NULL, 0);
+ pFilter->writepos = pFilter->buf_size;
}
hr = BaseInputPinImpl_EndFlush(iface);
LeaveCriticalSection(This->pin.pCritSec);
@@ -1125,12 +1114,19 @@ static HRESULT WINAPI ReferenceClock_GetTime(IReferenceClock *iface,
{
ICOM_THIS_MULTI(DSoundRenderImpl, IReferenceClock_vtbl, iface);
HRESULT hr = E_FAIL;
- DWORD play_pos;
TRACE("(%p/%p)->(%p)\n", This, iface, pTime);
+ if (!pTime)
+ return E_POINTER;
- if (This->dsbuffer)
- hr = DSoundRender_GetPos(This, &play_pos, pTime);
+ if (This->dsbuffer) {
+ DWORD writepos1, writepos2;
+ EnterCriticalSection(&This->filter.csFilter);
+ DSoundRender_UpdatePositions(This, &writepos1, &writepos2);
+ *pTime = This->play_time + time_from_pos(This, This->last_playpos);
+ LeaveCriticalSection(&This->filter.csFilter);
+ hr = S_OK;
+ }
if (FAILED(hr))
ERR("Could not get reference time (%x)!\n", hr);
--
1.7.1
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