563 lines
18 KiB
C
563 lines
18 KiB
C
/*
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* ACM Wrapper
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*
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* Copyright 2005 Christian Costa
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include "quartz_private.h"
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#include "uuids.h"
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#include "mmreg.h"
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#include "windef.h"
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#include "winbase.h"
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#include "dshow.h"
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#include "strmif.h"
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#include "vfwmsgs.h"
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#include "msacm.h"
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#include <assert.h>
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(quartz);
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typedef struct ACMWrapperImpl
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{
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struct strmbase_filter filter;
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CRITICAL_SECTION stream_cs;
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struct strmbase_source source;
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IQualityControl source_IQualityControl_iface;
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IQualityControl *source_qc_sink;
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IUnknown *seeking;
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struct strmbase_sink sink;
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AM_MEDIA_TYPE mt;
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HACMSTREAM has;
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LPWAVEFORMATEX pWfOut;
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LONGLONG lasttime_real;
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LONGLONG lasttime_sent;
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} ACMWrapperImpl;
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static inline ACMWrapperImpl *impl_from_strmbase_filter(struct strmbase_filter *iface)
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{
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return CONTAINING_RECORD(iface, ACMWrapperImpl, filter);
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}
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static HRESULT acm_wrapper_sink_query_interface(struct strmbase_pin *iface, REFIID iid, void **out)
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{
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ACMWrapperImpl *filter = impl_from_strmbase_filter(iface->filter);
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if (IsEqualGUID(iid, &IID_IMemInputPin))
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*out = &filter->sink.IMemInputPin_iface;
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else
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return E_NOINTERFACE;
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IUnknown_AddRef((IUnknown *)*out);
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return S_OK;
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}
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static HRESULT acm_wrapper_sink_query_accept(struct strmbase_pin *iface, const AM_MEDIA_TYPE *mt)
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{
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return S_OK;
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}
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static HRESULT WINAPI acm_wrapper_sink_Receive(struct strmbase_sink *iface, IMediaSample *pSample)
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{
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ACMWrapperImpl *This = impl_from_strmbase_filter(iface->pin.filter);
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IMediaSample* pOutSample = NULL;
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DWORD cbDstStream, cbSrcStream;
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LPBYTE pbDstStream;
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LPBYTE pbSrcStream = NULL;
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ACMSTREAMHEADER ash;
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BOOL unprepare_header = FALSE, preroll;
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MMRESULT res;
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HRESULT hr;
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LONGLONG tStart = -1, tStop = -1, tMed;
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LONGLONG mtStart = -1, mtStop = -1, mtMed;
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/* We do not expect pin connection state to change while the filter is
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* running. This guarantee is necessary, since otherwise we would have to
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* take the filter lock, and we can't take the filter lock from a streaming
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* thread. */
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if (!This->source.pMemInputPin)
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{
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WARN("Source is not connected, returning VFW_E_NOT_CONNECTED.\n");
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return VFW_E_NOT_CONNECTED;
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}
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if (This->filter.state == State_Stopped)
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return VFW_E_WRONG_STATE;
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if (This->sink.flushing)
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return S_FALSE;
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EnterCriticalSection(&This->stream_cs);
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hr = IMediaSample_GetPointer(pSample, &pbSrcStream);
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if (FAILED(hr))
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{
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ERR("Cannot get pointer to sample data (%x)\n", hr);
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LeaveCriticalSection(&This->stream_cs);
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return hr;
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}
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preroll = (IMediaSample_IsPreroll(pSample) == S_OK);
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IMediaSample_GetTime(pSample, &tStart, &tStop);
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if (IMediaSample_GetMediaTime(pSample, &mtStart, &mtStop) != S_OK)
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mtStart = mtStop = -1;
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cbSrcStream = IMediaSample_GetActualDataLength(pSample);
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/* Prevent discontinuities when codecs 'absorb' data but not give anything back in return */
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if (IMediaSample_IsDiscontinuity(pSample) == S_OK)
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{
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This->lasttime_real = tStart;
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This->lasttime_sent = tStart;
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}
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else if (This->lasttime_real == tStart)
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tStart = This->lasttime_sent;
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else
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WARN("Discontinuity\n");
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tMed = tStart;
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mtMed = mtStart;
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TRACE("Sample data ptr = %p, size = %d\n", pbSrcStream, cbSrcStream);
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ash.pbSrc = pbSrcStream;
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ash.cbSrcLength = cbSrcStream;
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while(hr == S_OK && ash.cbSrcLength)
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{
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hr = BaseOutputPinImpl_GetDeliveryBuffer(&This->source, &pOutSample, NULL, NULL, 0);
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if (FAILED(hr))
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{
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ERR("Unable to get delivery buffer (%x)\n", hr);
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LeaveCriticalSection(&This->stream_cs);
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return hr;
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}
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IMediaSample_SetPreroll(pOutSample, preroll);
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hr = IMediaSample_SetActualDataLength(pOutSample, 0);
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assert(hr == S_OK);
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hr = IMediaSample_GetPointer(pOutSample, &pbDstStream);
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if (FAILED(hr)) {
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ERR("Unable to get pointer to buffer (%x)\n", hr);
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goto error;
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}
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cbDstStream = IMediaSample_GetSize(pOutSample);
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ash.cbStruct = sizeof(ash);
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ash.fdwStatus = 0;
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ash.dwUser = 0;
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ash.pbDst = pbDstStream;
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ash.cbDstLength = cbDstStream;
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if ((res = acmStreamPrepareHeader(This->has, &ash, 0))) {
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ERR("Cannot prepare header %d\n", res);
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goto error;
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}
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unprepare_header = TRUE;
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if (IMediaSample_IsDiscontinuity(pSample) == S_OK)
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{
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res = acmStreamConvert(This->has, &ash, ACM_STREAMCONVERTF_START);
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IMediaSample_SetDiscontinuity(pOutSample, TRUE);
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/* One sample could be converted to multiple packets */
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IMediaSample_SetDiscontinuity(pSample, FALSE);
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}
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else
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{
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res = acmStreamConvert(This->has, &ash, 0);
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IMediaSample_SetDiscontinuity(pOutSample, FALSE);
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}
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if (res)
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{
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if(res != MMSYSERR_MOREDATA)
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ERR("Cannot convert data header %d\n", res);
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goto error;
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}
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TRACE("used in %u/%u, used out %u/%u\n", ash.cbSrcLengthUsed, ash.cbSrcLength, ash.cbDstLengthUsed, ash.cbDstLength);
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hr = IMediaSample_SetActualDataLength(pOutSample, ash.cbDstLengthUsed);
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assert(hr == S_OK);
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/* Bug in acm codecs? It apparently uses the input, but doesn't necessarily output immediately */
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if (!ash.cbSrcLengthUsed)
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{
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WARN("Sample was skipped? Outputted: %u\n", ash.cbDstLengthUsed);
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ash.cbSrcLength = 0;
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goto error;
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}
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TRACE("Sample start time: %s.\n", debugstr_time(tStart));
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if (ash.cbSrcLengthUsed == cbSrcStream)
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{
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IMediaSample_SetTime(pOutSample, &tStart, &tStop);
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tStart = tMed = tStop;
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}
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else if (tStop != tStart)
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{
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tMed = tStop - tStart;
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tMed = tStart + tMed * ash.cbSrcLengthUsed / cbSrcStream;
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IMediaSample_SetTime(pOutSample, &tStart, &tMed);
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tStart = tMed;
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}
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else
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{
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ERR("No valid timestamp found\n");
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IMediaSample_SetTime(pOutSample, NULL, NULL);
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}
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if (mtStart < 0) {
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IMediaSample_SetMediaTime(pOutSample, NULL, NULL);
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} else if (ash.cbSrcLengthUsed == cbSrcStream) {
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IMediaSample_SetMediaTime(pOutSample, &mtStart, &mtStop);
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mtStart = mtMed = mtStop;
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} else if (mtStop >= mtStart) {
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mtMed = mtStop - mtStart;
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mtMed = mtStart + mtMed * ash.cbSrcLengthUsed / cbSrcStream;
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IMediaSample_SetMediaTime(pOutSample, &mtStart, &mtMed);
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mtStart = mtMed;
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} else {
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IMediaSample_SetMediaTime(pOutSample, NULL, NULL);
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}
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TRACE("Sample stop time: %s\n", debugstr_time(tStart));
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hr = IMemInputPin_Receive(This->source.pMemInputPin, pOutSample);
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if (hr != S_OK && hr != VFW_E_NOT_CONNECTED) {
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if (FAILED(hr))
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ERR("Error sending sample (%x)\n", hr);
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goto error;
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}
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error:
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if (unprepare_header && (res = acmStreamUnprepareHeader(This->has, &ash, 0)))
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ERR("Cannot unprepare header %d\n", res);
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unprepare_header = FALSE;
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ash.pbSrc += ash.cbSrcLengthUsed;
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ash.cbSrcLength -= ash.cbSrcLengthUsed;
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IMediaSample_Release(pOutSample);
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pOutSample = NULL;
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}
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This->lasttime_real = tStop;
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This->lasttime_sent = tMed;
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LeaveCriticalSection(&This->stream_cs);
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return hr;
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}
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static BOOL is_audio_subtype(const GUID *guid)
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{
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return !memcmp(&guid->Data2, &MEDIATYPE_Audio.Data2, sizeof(GUID) - sizeof(int));
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}
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static HRESULT acm_wrapper_sink_connect(struct strmbase_sink *iface, IPin *peer, const AM_MEDIA_TYPE *mt)
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{
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ACMWrapperImpl *filter = impl_from_strmbase_filter(iface->pin.filter);
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const WAVEFORMATEX *wfx = (WAVEFORMATEX *)mt->pbFormat;
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HACMSTREAM drv;
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MMRESULT res;
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if (!IsEqualGUID(&mt->majortype, &MEDIATYPE_Audio) || !is_audio_subtype(&mt->subtype)
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|| !IsEqualGUID(&mt->formattype, &FORMAT_WaveFormatEx) || !wfx
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|| wfx->wFormatTag == WAVE_FORMAT_PCM || wfx->wFormatTag == WAVE_FORMAT_EXTENSIBLE)
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return VFW_E_TYPE_NOT_ACCEPTED;
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CopyMediaType(&filter->mt, mt);
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filter->mt.subtype.Data1 = WAVE_FORMAT_PCM;
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filter->pWfOut = (WAVEFORMATEX *)filter->mt.pbFormat;
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filter->pWfOut->wFormatTag = WAVE_FORMAT_PCM;
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filter->pWfOut->wBitsPerSample = 16;
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filter->pWfOut->nBlockAlign = filter->pWfOut->wBitsPerSample * filter->pWfOut->nChannels / 8;
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filter->pWfOut->cbSize = 0;
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filter->pWfOut->nAvgBytesPerSec = filter->pWfOut->nChannels * filter->pWfOut->nSamplesPerSec
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* (filter->pWfOut->wBitsPerSample / 8);
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if ((res = acmStreamOpen(&drv, NULL, (WAVEFORMATEX *)wfx, filter->pWfOut, NULL, 0, 0, 0)))
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{
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ERR("Failed to open stream, error %u.\n", res);
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FreeMediaType(&filter->mt);
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return VFW_E_TYPE_NOT_ACCEPTED;
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}
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filter->has = drv;
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return S_OK;
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}
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static void acm_wrapper_sink_disconnect(struct strmbase_sink *iface)
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{
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ACMWrapperImpl *filter = impl_from_strmbase_filter(iface->pin.filter);
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if (filter->has)
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acmStreamClose(filter->has, 0);
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filter->has = 0;
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filter->lasttime_real = filter->lasttime_sent = -1;
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}
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static const struct strmbase_sink_ops sink_ops =
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{
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.base.pin_query_interface = acm_wrapper_sink_query_interface,
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.base.pin_query_accept = acm_wrapper_sink_query_accept,
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.base.pin_get_media_type = strmbase_pin_get_media_type,
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.pfnReceive = acm_wrapper_sink_Receive,
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.sink_connect = acm_wrapper_sink_connect,
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.sink_disconnect = acm_wrapper_sink_disconnect,
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};
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static HRESULT acm_wrapper_source_query_interface(struct strmbase_pin *iface, REFIID iid, void **out)
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{
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ACMWrapperImpl *filter = impl_from_strmbase_filter(iface->filter);
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if (IsEqualGUID(iid, &IID_IQualityControl))
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*out = &filter->source_IQualityControl_iface;
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else if (IsEqualGUID(iid, &IID_IMediaSeeking))
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return IUnknown_QueryInterface(filter->seeking, iid, out);
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else
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return E_NOINTERFACE;
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IUnknown_AddRef((IUnknown *)*out);
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return S_OK;
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}
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static HRESULT acm_wrapper_source_query_accept(struct strmbase_pin *iface, const AM_MEDIA_TYPE *mt)
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{
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ACMWrapperImpl *filter = impl_from_strmbase_filter(iface->filter);
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if (IsEqualGUID(&mt->majortype, &filter->mt.majortype)
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&& (IsEqualGUID(&mt->subtype, &filter->mt.subtype)
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|| IsEqualGUID(&filter->mt.subtype, &GUID_NULL)))
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return S_OK;
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return S_FALSE;
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}
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static HRESULT acm_wrapper_source_get_media_type(struct strmbase_pin *iface,
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unsigned int index, AM_MEDIA_TYPE *mt)
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{
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ACMWrapperImpl *filter = impl_from_strmbase_filter(iface->filter);
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if (index)
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return VFW_S_NO_MORE_ITEMS;
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CopyMediaType(mt, &filter->mt);
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return S_OK;
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}
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static HRESULT WINAPI acm_wrapper_source_DecideBufferSize(struct strmbase_source *iface,
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IMemAllocator *pAlloc, ALLOCATOR_PROPERTIES *ppropInputRequest)
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{
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ACMWrapperImpl *filter = impl_from_strmbase_filter(iface->pin.filter);
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ALLOCATOR_PROPERTIES actual;
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if (!ppropInputRequest->cbAlign)
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ppropInputRequest->cbAlign = 1;
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if (ppropInputRequest->cbBuffer < filter->pWfOut->nAvgBytesPerSec / 2)
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ppropInputRequest->cbBuffer = filter->pWfOut->nAvgBytesPerSec / 2;
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if (!ppropInputRequest->cBuffers)
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ppropInputRequest->cBuffers = 1;
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return IMemAllocator_SetProperties(pAlloc, ppropInputRequest, &actual);
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}
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static const struct strmbase_source_ops source_ops =
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{
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.base.pin_query_interface = acm_wrapper_source_query_interface,
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.base.pin_query_accept = acm_wrapper_source_query_accept,
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.base.pin_get_media_type = acm_wrapper_source_get_media_type,
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.pfnAttemptConnection = BaseOutputPinImpl_AttemptConnection,
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.pfnDecideAllocator = BaseOutputPinImpl_DecideAllocator,
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.pfnDecideBufferSize = acm_wrapper_source_DecideBufferSize,
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};
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static ACMWrapperImpl *impl_from_source_IQualityControl(IQualityControl *iface)
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{
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return CONTAINING_RECORD(iface, ACMWrapperImpl, source_IQualityControl_iface);
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}
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static HRESULT WINAPI acm_wrapper_source_qc_QueryInterface(IQualityControl *iface,
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REFIID iid, void **out)
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{
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ACMWrapperImpl *filter = impl_from_source_IQualityControl(iface);
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return IPin_QueryInterface(&filter->source.pin.IPin_iface, iid, out);
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}
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static ULONG WINAPI acm_wrapper_source_qc_AddRef(IQualityControl *iface)
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{
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ACMWrapperImpl *filter = impl_from_source_IQualityControl(iface);
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return IPin_AddRef(&filter->source.pin.IPin_iface);
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}
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static ULONG WINAPI acm_wrapper_source_qc_Release(IQualityControl *iface)
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{
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ACMWrapperImpl *filter = impl_from_source_IQualityControl(iface);
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return IPin_Release(&filter->source.pin.IPin_iface);
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}
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static HRESULT WINAPI acm_wrapper_source_qc_Notify(IQualityControl *iface,
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IBaseFilter *sender, Quality q)
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{
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ACMWrapperImpl *filter = impl_from_source_IQualityControl(iface);
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IQualityControl *peer;
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HRESULT hr = S_OK;
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TRACE("filter %p, sender %p, type %#x, proportion %u, late %s, timestamp %s.\n",
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filter, sender, q.Type, q.Proportion, debugstr_time(q.Late), debugstr_time(q.TimeStamp));
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if (filter->source_qc_sink)
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return IQualityControl_Notify(filter->source_qc_sink, &filter->filter.IBaseFilter_iface, q);
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if (filter->sink.pin.peer
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&& SUCCEEDED(IPin_QueryInterface(filter->sink.pin.peer, &IID_IQualityControl, (void **)&peer)))
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{
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hr = IQualityControl_Notify(peer, &filter->filter.IBaseFilter_iface, q);
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IQualityControl_Release(peer);
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}
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return hr;
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}
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static HRESULT WINAPI acm_wrapper_source_qc_SetSink(IQualityControl *iface, IQualityControl *sink)
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{
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ACMWrapperImpl *filter = impl_from_source_IQualityControl(iface);
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TRACE("filter %p, sink %p.\n", filter, sink);
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filter->source_qc_sink = sink;
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return S_OK;
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}
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static const IQualityControlVtbl source_qc_vtbl =
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{
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acm_wrapper_source_qc_QueryInterface,
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acm_wrapper_source_qc_AddRef,
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acm_wrapper_source_qc_Release,
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acm_wrapper_source_qc_Notify,
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acm_wrapper_source_qc_SetSink,
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};
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static struct strmbase_pin *acm_wrapper_get_pin(struct strmbase_filter *iface, unsigned int index)
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{
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ACMWrapperImpl *filter = impl_from_strmbase_filter(iface);
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if (index == 0)
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return &filter->sink.pin;
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else if (index == 1)
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return &filter->source.pin;
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return NULL;
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}
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static void acm_wrapper_destroy(struct strmbase_filter *iface)
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{
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ACMWrapperImpl *filter = impl_from_strmbase_filter(iface);
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|
|
|
if (filter->sink.pin.peer)
|
|
IPin_Disconnect(filter->sink.pin.peer);
|
|
IPin_Disconnect(&filter->sink.pin.IPin_iface);
|
|
|
|
if (filter->source.pin.peer)
|
|
IPin_Disconnect(filter->source.pin.peer);
|
|
IPin_Disconnect(&filter->source.pin.IPin_iface);
|
|
|
|
strmbase_sink_cleanup(&filter->sink);
|
|
strmbase_source_cleanup(&filter->source);
|
|
|
|
filter->stream_cs.DebugInfo->Spare[0] = 0;
|
|
DeleteCriticalSection(&filter->stream_cs);
|
|
FreeMediaType(&filter->mt);
|
|
IUnknown_Release(filter->seeking);
|
|
strmbase_filter_cleanup(&filter->filter);
|
|
free(filter);
|
|
}
|
|
|
|
static HRESULT acm_wrapper_init_stream(struct strmbase_filter *iface)
|
|
{
|
|
ACMWrapperImpl *filter = impl_from_strmbase_filter(iface);
|
|
|
|
BaseOutputPinImpl_Active(&filter->source);
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT acm_wrapper_cleanup_stream(struct strmbase_filter *iface)
|
|
{
|
|
ACMWrapperImpl *filter = impl_from_strmbase_filter(iface);
|
|
|
|
BaseOutputPinImpl_Inactive(&filter->source);
|
|
return S_OK;
|
|
}
|
|
|
|
static const struct strmbase_filter_ops filter_ops =
|
|
{
|
|
.filter_get_pin = acm_wrapper_get_pin,
|
|
.filter_destroy = acm_wrapper_destroy,
|
|
.filter_init_stream = acm_wrapper_init_stream,
|
|
.filter_cleanup_stream = acm_wrapper_cleanup_stream,
|
|
};
|
|
|
|
HRESULT acm_wrapper_create(IUnknown *outer, IUnknown **out)
|
|
{
|
|
ISeekingPassThru *passthrough;
|
|
ACMWrapperImpl *object;
|
|
HRESULT hr;
|
|
|
|
if (!(object = calloc(1, sizeof(*object))))
|
|
return E_OUTOFMEMORY;
|
|
|
|
strmbase_filter_init(&object->filter, outer, &CLSID_ACMWrapper, &filter_ops);
|
|
|
|
InitializeCriticalSection(&object->stream_cs);
|
|
object->stream_cs.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__": acm_wrapper.stream_cs");
|
|
|
|
strmbase_sink_init(&object->sink, &object->filter, L"In", &sink_ops, NULL);
|
|
|
|
strmbase_source_init(&object->source, &object->filter, L"Out", &source_ops);
|
|
object->source_IQualityControl_iface.lpVtbl = &source_qc_vtbl;
|
|
|
|
if (FAILED(hr = CoCreateInstance(&CLSID_SeekingPassThru,
|
|
(IUnknown *)&object->source.pin.IPin_iface, CLSCTX_INPROC_SERVER,
|
|
&IID_IUnknown, (void **)&object->seeking)))
|
|
{
|
|
strmbase_sink_cleanup(&object->sink);
|
|
strmbase_source_cleanup(&object->source);
|
|
strmbase_filter_cleanup(&object->filter);
|
|
free(object);
|
|
return hr;
|
|
}
|
|
|
|
IUnknown_QueryInterface(object->seeking, &IID_ISeekingPassThru, (void **)&passthrough);
|
|
ISeekingPassThru_Init(passthrough, FALSE, &object->sink.pin.IPin_iface);
|
|
ISeekingPassThru_Release(passthrough);
|
|
|
|
object->lasttime_real = object->lasttime_sent = -1;
|
|
|
|
TRACE("Created ACM wrapper %p.\n", object);
|
|
*out = &object->filter.IUnknown_inner;
|
|
|
|
return S_OK;
|
|
}
|