653 lines
19 KiB
C
653 lines
19 KiB
C
/*
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* Transform Filter (Base for decoders, etc...)
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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 "config.h"
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#include "quartz_private.h"
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#include "control_private.h"
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#include "pin.h"
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#include "amvideo.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 "vfw.h"
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#include <assert.h>
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#include "wine/unicode.h"
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#include "wine/debug.h"
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#include "transform.h"
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WINE_DEFAULT_DEBUG_CHANNEL(quartz);
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static const WCHAR wcsInputPinName[] = {'i','n','p','u','t',' ','p','i','n',0};
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static const WCHAR wcsOutputPinName[] = {'o','u','t','p','u','t',' ','p','i','n',0};
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static const IBaseFilterVtbl TransformFilter_Vtbl;
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static const IPinVtbl TransformFilter_InputPin_Vtbl;
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static const IMemInputPinVtbl MemInputPin_Vtbl;
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static const IPinVtbl TransformFilter_OutputPin_Vtbl;
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static HRESULT TransformFilter_Input_QueryAccept(LPVOID iface, const AM_MEDIA_TYPE * pmt)
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{
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TransformFilterImpl* This = (TransformFilterImpl*)iface;
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TRACE("%p\n", iface);
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dump_AM_MEDIA_TYPE(pmt);
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if (This->pFuncsTable->pfnQueryConnect)
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return This->pFuncsTable->pfnQueryConnect(This, pmt);
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/* Assume OK if there's no query method (the connection will fail if
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needed) */
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return S_OK;
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}
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static HRESULT TransformFilter_Output_QueryAccept(LPVOID iface, const AM_MEDIA_TYPE * pmt)
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{
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TransformFilterImpl* pTransformFilter = (TransformFilterImpl*)iface;
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AM_MEDIA_TYPE* outpmt = &((OutputPin*)pTransformFilter->ppPins[1])->pin.mtCurrent;
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TRACE("%p\n", iface);
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if (IsEqualIID(&pmt->majortype, &outpmt->majortype) && IsEqualIID(&pmt->subtype, &outpmt->subtype))
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return S_OK;
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return S_FALSE;
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}
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static inline TransformFilterImpl *impl_from_IMediaSeeking( IMediaSeeking *iface )
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{
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return (TransformFilterImpl *)((char*)iface - FIELD_OFFSET(TransformFilterImpl, mediaSeeking.lpVtbl));
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}
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static HRESULT WINAPI TransformFilter_Seeking_QueryInterface(IMediaSeeking * iface, REFIID riid, LPVOID * ppv)
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{
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TransformFilterImpl *This = impl_from_IMediaSeeking(iface);
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return IUnknown_QueryInterface((IUnknown *)This, riid, ppv);
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}
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static ULONG WINAPI TransformFilter_Seeking_AddRef(IMediaSeeking * iface)
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{
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TransformFilterImpl *This = impl_from_IMediaSeeking(iface);
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return IUnknown_AddRef((IUnknown *)This);
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}
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static ULONG WINAPI TransformFilter_Seeking_Release(IMediaSeeking * iface)
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{
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TransformFilterImpl *This = impl_from_IMediaSeeking(iface);
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return IUnknown_Release((IUnknown *)This);
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}
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static const IMediaSeekingVtbl TransformFilter_Seeking_Vtbl =
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{
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TransformFilter_Seeking_QueryInterface,
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TransformFilter_Seeking_AddRef,
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TransformFilter_Seeking_Release,
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MediaSeekingImpl_GetCapabilities,
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MediaSeekingImpl_CheckCapabilities,
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MediaSeekingImpl_IsFormatSupported,
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MediaSeekingImpl_QueryPreferredFormat,
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MediaSeekingImpl_GetTimeFormat,
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MediaSeekingImpl_IsUsingTimeFormat,
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MediaSeekingImpl_SetTimeFormat,
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MediaSeekingImpl_GetDuration,
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MediaSeekingImpl_GetStopPosition,
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MediaSeekingImpl_GetCurrentPosition,
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MediaSeekingImpl_ConvertTimeFormat,
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MediaSeekingImpl_SetPositions,
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MediaSeekingImpl_GetPositions,
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MediaSeekingImpl_GetAvailable,
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MediaSeekingImpl_SetRate,
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MediaSeekingImpl_GetRate,
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MediaSeekingImpl_GetPreroll
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};
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/* These shouldn't be implemented by default.
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* Usually only source filters should implement these
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* and even it's not needed all of the time
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*/
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static HRESULT TransformFilter_ChangeCurrent(IBaseFilter *iface)
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{
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TRACE("(%p) filter hasn't implemented current position change!\n", iface);
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return S_OK;
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}
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static HRESULT TransformFilter_ChangeStop(IBaseFilter *iface)
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{
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TRACE("(%p) filter hasn't implemented stop position change!\n", iface);
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return S_OK;
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}
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static HRESULT TransformFilter_ChangeRate(IBaseFilter *iface)
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{
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TRACE("(%p) filter hasn't implemented rate change!\n", iface);
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return S_OK;
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}
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HRESULT TransformFilter_Create(TransformFilterImpl* pTransformFilter, const CLSID* pClsid, const TransformFuncsTable* pFuncsTable, CHANGEPROC stop, CHANGEPROC current, CHANGEPROC rate)
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{
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HRESULT hr;
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PIN_INFO piInput;
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PIN_INFO piOutput;
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/* pTransformFilter is already allocated */
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pTransformFilter->clsid = *pClsid;
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pTransformFilter->pFuncsTable = pFuncsTable;
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pTransformFilter->lpVtbl = &TransformFilter_Vtbl;
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pTransformFilter->refCount = 1;
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InitializeCriticalSection(&pTransformFilter->csFilter);
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pTransformFilter->csFilter.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": TransformFilterImpl.csFilter");
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pTransformFilter->state = State_Stopped;
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pTransformFilter->pClock = NULL;
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ZeroMemory(&pTransformFilter->filterInfo, sizeof(FILTER_INFO));
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ZeroMemory(&pTransformFilter->pmt, sizeof(pTransformFilter->pmt));
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pTransformFilter->ppPins = CoTaskMemAlloc(2 * sizeof(IPin *));
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/* construct input pin */
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piInput.dir = PINDIR_INPUT;
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piInput.pFilter = (IBaseFilter *)pTransformFilter;
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lstrcpynW(piInput.achName, wcsInputPinName, sizeof(piInput.achName) / sizeof(piInput.achName[0]));
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piOutput.dir = PINDIR_OUTPUT;
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piOutput.pFilter = (IBaseFilter *)pTransformFilter;
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lstrcpynW(piOutput.achName, wcsOutputPinName, sizeof(piOutput.achName) / sizeof(piOutput.achName[0]));
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hr = InputPin_Construct(&TransformFilter_InputPin_Vtbl, &piInput, (SAMPLEPROC_PUSH)pFuncsTable->pfnProcessSampleData, pTransformFilter, TransformFilter_Input_QueryAccept, NULL, &pTransformFilter->csFilter, NULL, &pTransformFilter->ppPins[0]);
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if (SUCCEEDED(hr))
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{
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ALLOCATOR_PROPERTIES props;
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props.cbAlign = 1;
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props.cbPrefix = 0;
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props.cbBuffer = 0; /* Will be updated at connection time */
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props.cBuffers = 1;
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hr = OutputPin_Construct(&TransformFilter_OutputPin_Vtbl, sizeof(OutputPin), &piOutput, &props, pTransformFilter, TransformFilter_Output_QueryAccept, &pTransformFilter->csFilter, &pTransformFilter->ppPins[1]);
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if (FAILED(hr))
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ERR("Cannot create output pin (%x)\n", hr);
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else
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{
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if (!stop)
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stop = TransformFilter_ChangeStop;
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if (!current)
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current = TransformFilter_ChangeCurrent;
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if (!rate)
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rate = TransformFilter_ChangeRate;
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MediaSeekingImpl_Init((IBaseFilter*)pTransformFilter, stop, current, rate, &pTransformFilter->mediaSeeking, &pTransformFilter->csFilter);
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pTransformFilter->mediaSeeking.lpVtbl = &TransformFilter_Seeking_Vtbl;
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}
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}
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else
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{
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CoTaskMemFree(pTransformFilter->ppPins);
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pTransformFilter->csFilter.DebugInfo->Spare[0] = 0;
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DeleteCriticalSection(&pTransformFilter->csFilter);
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CoTaskMemFree(pTransformFilter);
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}
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return hr;
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}
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static HRESULT WINAPI TransformFilter_QueryInterface(IBaseFilter * iface, REFIID riid, LPVOID * ppv)
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{
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TransformFilterImpl *This = (TransformFilterImpl *)iface;
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TRACE("(%p/%p)->(%s, %p)\n", This, iface, qzdebugstr_guid(riid), ppv);
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*ppv = NULL;
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if (IsEqualIID(riid, &IID_IUnknown))
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*ppv = (LPVOID)This;
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else if (IsEqualIID(riid, &IID_IPersist))
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*ppv = (LPVOID)This;
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else if (IsEqualIID(riid, &IID_IMediaFilter))
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*ppv = (LPVOID)This;
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else if (IsEqualIID(riid, &IID_IBaseFilter))
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*ppv = (LPVOID)This;
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else if (IsEqualIID(riid, &IID_IMediaSeeking))
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*ppv = &This->mediaSeeking;
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if (*ppv)
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{
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IUnknown_AddRef((IUnknown *)(*ppv));
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return S_OK;
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}
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if (!IsEqualIID(riid, &IID_IPin) && !IsEqualIID(riid, &IID_IVideoWindow))
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FIXME("No interface for %s!\n", qzdebugstr_guid(riid));
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return E_NOINTERFACE;
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}
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static ULONG WINAPI TransformFilter_AddRef(IBaseFilter * iface)
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{
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TransformFilterImpl *This = (TransformFilterImpl *)iface;
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ULONG refCount = InterlockedIncrement(&This->refCount);
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TRACE("(%p/%p)->() AddRef from %d\n", This, iface, refCount - 1);
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return refCount;
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}
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static ULONG WINAPI TransformFilter_Release(IBaseFilter * iface)
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{
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TransformFilterImpl *This = (TransformFilterImpl *)iface;
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ULONG refCount = InterlockedDecrement(&This->refCount);
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TRACE("(%p/%p)->() Release from %d\n", This, iface, refCount + 1);
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if (!refCount)
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{
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ULONG i;
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if (This->pClock)
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IReferenceClock_Release(This->pClock);
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for (i = 0; i < 2; i++)
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{
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IPin *pConnectedTo;
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if (SUCCEEDED(IPin_ConnectedTo(This->ppPins[i], &pConnectedTo)))
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{
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IPin_Disconnect(pConnectedTo);
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IPin_Release(pConnectedTo);
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}
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IPin_Disconnect(This->ppPins[i]);
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IPin_Release(This->ppPins[i]);
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}
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CoTaskMemFree(This->ppPins);
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This->lpVtbl = NULL;
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This->csFilter.DebugInfo->Spare[0] = 0;
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DeleteCriticalSection(&This->csFilter);
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TRACE("Destroying transform filter\n");
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FreeMediaType(&This->pmt);
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CoTaskMemFree(This);
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return 0;
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}
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else
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return refCount;
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}
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/** IPersist methods **/
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static HRESULT WINAPI TransformFilter_GetClassID(IBaseFilter * iface, CLSID * pClsid)
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{
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TransformFilterImpl *This = (TransformFilterImpl *)iface;
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TRACE("(%p/%p)->(%p)\n", This, iface, pClsid);
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*pClsid = This->clsid;
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return S_OK;
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}
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/** IMediaFilter methods **/
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static HRESULT WINAPI TransformFilter_Stop(IBaseFilter * iface)
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{
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TransformFilterImpl *This = (TransformFilterImpl *)iface;
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TRACE("(%p/%p)\n", This, iface);
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EnterCriticalSection(&This->csFilter);
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{
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This->state = State_Stopped;
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if (This->pFuncsTable->pfnProcessEnd)
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This->pFuncsTable->pfnProcessEnd(This);
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}
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LeaveCriticalSection(&This->csFilter);
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return S_OK;
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}
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static HRESULT WINAPI TransformFilter_Pause(IBaseFilter * iface)
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{
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TransformFilterImpl *This = (TransformFilterImpl *)iface;
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TRACE("(%p/%p)->()\n", This, iface);
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EnterCriticalSection(&This->csFilter);
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{
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if (This->state == State_Stopped)
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IBaseFilter_Run(iface, -1);
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This->state = State_Paused;
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}
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LeaveCriticalSection(&This->csFilter);
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return S_OK;
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}
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static HRESULT WINAPI TransformFilter_Run(IBaseFilter * iface, REFERENCE_TIME tStart)
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{
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HRESULT hr = S_OK;
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TransformFilterImpl *This = (TransformFilterImpl *)iface;
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TRACE("(%p/%p)->(%s)\n", This, iface, wine_dbgstr_longlong(tStart));
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EnterCriticalSection(&This->csFilter);
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{
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if (This->state == State_Stopped)
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{
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((InputPin *)This->ppPins[0])->end_of_stream = 0;
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if (This->pFuncsTable->pfnProcessBegin)
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This->pFuncsTable->pfnProcessBegin(This);
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OutputPin_CommitAllocator((OutputPin *)This->ppPins[1]);
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}
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This->rtStreamStart = tStart;
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This->state = State_Running;
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}
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LeaveCriticalSection(&This->csFilter);
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return hr;
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}
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static HRESULT WINAPI TransformFilter_GetState(IBaseFilter * iface, DWORD dwMilliSecsTimeout, FILTER_STATE *pState)
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{
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TransformFilterImpl *This = (TransformFilterImpl *)iface;
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TRACE("(%p/%p)->(%d, %p)\n", This, iface, dwMilliSecsTimeout, pState);
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EnterCriticalSection(&This->csFilter);
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{
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*pState = This->state;
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}
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LeaveCriticalSection(&This->csFilter);
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return S_OK;
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}
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static HRESULT WINAPI TransformFilter_SetSyncSource(IBaseFilter * iface, IReferenceClock *pClock)
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{
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TransformFilterImpl *This = (TransformFilterImpl *)iface;
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TRACE("(%p/%p)->(%p)\n", This, iface, pClock);
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EnterCriticalSection(&This->csFilter);
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{
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if (This->pClock)
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IReferenceClock_Release(This->pClock);
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This->pClock = pClock;
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if (This->pClock)
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IReferenceClock_AddRef(This->pClock);
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}
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LeaveCriticalSection(&This->csFilter);
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return S_OK;
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}
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static HRESULT WINAPI TransformFilter_GetSyncSource(IBaseFilter * iface, IReferenceClock **ppClock)
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{
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TransformFilterImpl *This = (TransformFilterImpl *)iface;
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TRACE("(%p/%p)->(%p)\n", This, iface, ppClock);
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EnterCriticalSection(&This->csFilter);
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{
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*ppClock = This->pClock;
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if (This->pClock)
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IReferenceClock_AddRef(This->pClock);
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}
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LeaveCriticalSection(&This->csFilter);
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return S_OK;
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}
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/** IBaseFilter implementation **/
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static HRESULT TransformFilter_GetPin(IBaseFilter *iface, ULONG pos, IPin **pin, DWORD *lastsynctick)
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{
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TransformFilterImpl *This = (TransformFilterImpl *)iface;
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/* Our pins are static, not changing so setting static tick count is ok */
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*lastsynctick = 0;
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if (pos >= 2)
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return S_FALSE;
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*pin = This->ppPins[pos];
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IPin_AddRef(*pin);
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return S_OK;
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}
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static HRESULT WINAPI TransformFilter_EnumPins(IBaseFilter * iface, IEnumPins **ppEnum)
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{
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TransformFilterImpl *This = (TransformFilterImpl *)iface;
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TRACE("(%p/%p)->(%p)\n", This, iface, ppEnum);
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return IEnumPinsImpl_Construct(ppEnum, TransformFilter_GetPin, iface);
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}
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static HRESULT WINAPI TransformFilter_FindPin(IBaseFilter * iface, LPCWSTR Id, IPin **ppPin)
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{
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TransformFilterImpl *This = (TransformFilterImpl *)iface;
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TRACE("(%p/%p)->(%p,%p)\n", This, iface, debugstr_w(Id), ppPin);
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return E_NOTIMPL;
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}
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static HRESULT WINAPI TransformFilter_QueryFilterInfo(IBaseFilter * iface, FILTER_INFO *pInfo)
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{
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TransformFilterImpl *This = (TransformFilterImpl *)iface;
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TRACE("(%p/%p)->(%p)\n", This, iface, pInfo);
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strcpyW(pInfo->achName, This->filterInfo.achName);
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pInfo->pGraph = This->filterInfo.pGraph;
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if (pInfo->pGraph)
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IFilterGraph_AddRef(pInfo->pGraph);
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return S_OK;
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}
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static HRESULT WINAPI TransformFilter_JoinFilterGraph(IBaseFilter * iface, IFilterGraph *pGraph, LPCWSTR pName)
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{
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HRESULT hr = S_OK;
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TransformFilterImpl *This = (TransformFilterImpl *)iface;
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TRACE("(%p/%p)->(%p, %s)\n", This, iface, pGraph, debugstr_w(pName));
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EnterCriticalSection(&This->csFilter);
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{
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if (pName)
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strcpyW(This->filterInfo.achName, pName);
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else
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*This->filterInfo.achName = '\0';
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This->filterInfo.pGraph = pGraph; /* NOTE: do NOT increase ref. count */
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}
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LeaveCriticalSection(&This->csFilter);
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return hr;
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}
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static HRESULT WINAPI TransformFilter_QueryVendorInfo(IBaseFilter * iface, LPWSTR *pVendorInfo)
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{
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TransformFilterImpl *This = (TransformFilterImpl *)iface;
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TRACE("(%p/%p)->(%p)\n", This, iface, pVendorInfo);
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return E_NOTIMPL;
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}
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static const IBaseFilterVtbl TransformFilter_Vtbl =
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{
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TransformFilter_QueryInterface,
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TransformFilter_AddRef,
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TransformFilter_Release,
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TransformFilter_GetClassID,
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TransformFilter_Stop,
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TransformFilter_Pause,
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TransformFilter_Run,
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TransformFilter_GetState,
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TransformFilter_SetSyncSource,
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TransformFilter_GetSyncSource,
|
|
TransformFilter_EnumPins,
|
|
TransformFilter_FindPin,
|
|
TransformFilter_QueryFilterInfo,
|
|
TransformFilter_JoinFilterGraph,
|
|
TransformFilter_QueryVendorInfo
|
|
};
|
|
|
|
static HRESULT WINAPI TransformFilter_InputPin_EndOfStream(IPin * iface)
|
|
{
|
|
InputPin* This = (InputPin*) iface;
|
|
TransformFilterImpl* pTransform;
|
|
IPin* ppin;
|
|
HRESULT hr;
|
|
|
|
TRACE("(%p)->()\n", iface);
|
|
|
|
/* Since we process samples synchronously, just forward notification downstream */
|
|
pTransform = (TransformFilterImpl*)This->pin.pinInfo.pFilter;
|
|
if (!pTransform)
|
|
hr = E_FAIL;
|
|
else
|
|
hr = IPin_ConnectedTo(pTransform->ppPins[1], &ppin);
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
hr = IPin_EndOfStream(ppin);
|
|
IPin_Release(ppin);
|
|
}
|
|
|
|
if (FAILED(hr))
|
|
ERR("%x\n", hr);
|
|
return hr;
|
|
}
|
|
|
|
static HRESULT WINAPI TransformFilter_InputPin_ReceiveConnection(IPin * iface, IPin * pReceivePin, const AM_MEDIA_TYPE * pmt)
|
|
{
|
|
InputPin* This = (InputPin*) iface;
|
|
TransformFilterImpl* pTransform;
|
|
HRESULT hr;
|
|
|
|
TRACE("(%p)->(%p, %p)\n", iface, pReceivePin, pmt);
|
|
|
|
pTransform = (TransformFilterImpl*)This->pin.pinInfo.pFilter;
|
|
|
|
hr = pTransform->pFuncsTable->pfnConnectInput(pTransform, pmt);
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
hr = InputPin_ReceiveConnection(iface, pReceivePin, pmt);
|
|
if (FAILED(hr))
|
|
pTransform->pFuncsTable->pfnCleanup(pTransform);
|
|
}
|
|
|
|
return hr;
|
|
}
|
|
|
|
static HRESULT WINAPI TransformFilter_InputPin_Disconnect(IPin * iface)
|
|
{
|
|
InputPin* This = (InputPin*) iface;
|
|
TransformFilterImpl* pTransform;
|
|
|
|
TRACE("(%p)->()\n", iface);
|
|
|
|
pTransform = (TransformFilterImpl*)This->pin.pinInfo.pFilter;
|
|
pTransform->pFuncsTable->pfnCleanup(pTransform);
|
|
|
|
return IPinImpl_Disconnect(iface);
|
|
}
|
|
|
|
static const IPinVtbl TransformFilter_InputPin_Vtbl =
|
|
{
|
|
InputPin_QueryInterface,
|
|
IPinImpl_AddRef,
|
|
InputPin_Release,
|
|
InputPin_Connect,
|
|
TransformFilter_InputPin_ReceiveConnection,
|
|
TransformFilter_InputPin_Disconnect,
|
|
IPinImpl_ConnectedTo,
|
|
IPinImpl_ConnectionMediaType,
|
|
IPinImpl_QueryPinInfo,
|
|
IPinImpl_QueryDirection,
|
|
IPinImpl_QueryId,
|
|
IPinImpl_QueryAccept,
|
|
IPinImpl_EnumMediaTypes,
|
|
IPinImpl_QueryInternalConnections,
|
|
TransformFilter_InputPin_EndOfStream,
|
|
InputPin_BeginFlush,
|
|
InputPin_EndFlush,
|
|
InputPin_NewSegment
|
|
};
|
|
|
|
static HRESULT WINAPI TransformFilter_Output_EnumMediaTypes(IPin * iface, IEnumMediaTypes ** ppEnum)
|
|
{
|
|
IPinImpl *This = (IPinImpl *)iface;
|
|
TransformFilterImpl *pTransform = (TransformFilterImpl *)This->pinInfo.pFilter;
|
|
ENUMMEDIADETAILS emd;
|
|
|
|
TRACE("(%p/%p)->(%p)\n", This, iface, ppEnum);
|
|
|
|
emd.cMediaTypes = 1;
|
|
emd.pMediaTypes = &pTransform->pmt;
|
|
|
|
return IEnumMediaTypesImpl_Construct(&emd, ppEnum);
|
|
}
|
|
|
|
static const IPinVtbl TransformFilter_OutputPin_Vtbl =
|
|
{
|
|
OutputPin_QueryInterface,
|
|
IPinImpl_AddRef,
|
|
OutputPin_Release,
|
|
OutputPin_Connect,
|
|
OutputPin_ReceiveConnection,
|
|
OutputPin_Disconnect,
|
|
IPinImpl_ConnectedTo,
|
|
IPinImpl_ConnectionMediaType,
|
|
IPinImpl_QueryPinInfo,
|
|
IPinImpl_QueryDirection,
|
|
IPinImpl_QueryId,
|
|
IPinImpl_QueryAccept,
|
|
TransformFilter_Output_EnumMediaTypes,
|
|
IPinImpl_QueryInternalConnections,
|
|
OutputPin_EndOfStream,
|
|
OutputPin_BeginFlush,
|
|
OutputPin_EndFlush,
|
|
OutputPin_NewSegment
|
|
};
|
|
|
|
static const IMemInputPinVtbl MemInputPin_Vtbl =
|
|
{
|
|
MemInputPin_QueryInterface,
|
|
MemInputPin_AddRef,
|
|
MemInputPin_Release,
|
|
MemInputPin_GetAllocator,
|
|
MemInputPin_NotifyAllocator,
|
|
MemInputPin_GetAllocatorRequirements,
|
|
MemInputPin_Receive,
|
|
MemInputPin_ReceiveMultiple,
|
|
MemInputPin_ReceiveCanBlock
|
|
};
|