613 lines
17 KiB
C
613 lines
17 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 "uuids.h"
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#include "aviriff.h"
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#include "mmreg.h"
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#include "vfwmsgs.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 "vfwmsgs.h"
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#include "evcode.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_Sample(LPVOID iface, IMediaSample * pSample)
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{
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TransformFilterImpl *This = (TransformFilterImpl *)iface;
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LPBYTE pbSrcStream = NULL;
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long cbSrcStream = 0;
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REFERENCE_TIME tStart, tStop;
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HRESULT hr;
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TRACE("%p %p\n", iface, pSample);
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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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return hr;
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}
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hr = IMediaSample_GetTime(pSample, &tStart, &tStop);
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if (FAILED(hr))
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ERR("Cannot get sample time (%x)\n", hr);
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cbSrcStream = IMediaSample_GetActualDataLength(pSample);
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TRACE("Sample data ptr = %p, size = %ld\n", pbSrcStream, cbSrcStream);
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#if 0 /* For debugging purpose */
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{
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int i;
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for(i = 0; i < cbSrcStream; i++)
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{
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if ((i!=0) && !(i%16))
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TRACE("\n");
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TRACE("%02x ", pbSrcStream[i]);
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}
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TRACE("\n");
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}
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#endif
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This->pFuncsTable->pfnProcessSampleData(This, pbSrcStream, cbSrcStream);
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return S_OK;
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}
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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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return This->pFuncsTable->pfnConnectInput(This, pmt);
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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 HRESULT TransformFilter_InputPin_Construct(const PIN_INFO * pPinInfo, SAMPLEPROC pSampleProc, LPVOID pUserData, QUERYACCEPTPROC pQueryAccept, LPCRITICAL_SECTION pCritSec, IPin ** ppPin)
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{
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InputPin * pPinImpl;
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*ppPin = NULL;
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if (pPinInfo->dir != PINDIR_INPUT)
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{
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ERR("Pin direction(%x) != PINDIR_INPUT\n", pPinInfo->dir);
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return E_INVALIDARG;
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}
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pPinImpl = CoTaskMemAlloc(sizeof(*pPinImpl));
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if (!pPinImpl)
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return E_OUTOFMEMORY;
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if (SUCCEEDED(InputPin_Init(pPinInfo, pSampleProc, pUserData, pQueryAccept, pCritSec, pPinImpl)))
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{
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pPinImpl->pin.lpVtbl = &TransformFilter_InputPin_Vtbl;
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pPinImpl->lpVtblMemInput = &MemInputPin_Vtbl;
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*ppPin = (IPin *)(&pPinImpl->pin.lpVtbl);
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return S_OK;
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}
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return E_FAIL;
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}
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static HRESULT TransformFilter_OutputPin_Construct(const PIN_INFO * pPinInfo, ALLOCATOR_PROPERTIES *props, LPVOID pUserData, QUERYACCEPTPROC pQueryAccept, LPCRITICAL_SECTION pCritSec, IPin ** ppPin)
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{
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OutputPin * pPinImpl;
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*ppPin = NULL;
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if (pPinInfo->dir != PINDIR_OUTPUT)
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{
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ERR("Pin direction(%x) != PINDIR_OUTPUT\n", pPinInfo->dir);
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return E_INVALIDARG;
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}
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pPinImpl = CoTaskMemAlloc(sizeof(*pPinImpl));
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if (!pPinImpl)
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return E_OUTOFMEMORY;
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if (SUCCEEDED(OutputPin_Init(pPinInfo, props, pUserData, pQueryAccept, pCritSec, pPinImpl)))
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{
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pPinImpl->pin.lpVtbl = &TransformFilter_OutputPin_Vtbl;
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*ppPin = (IPin *)(&pPinImpl->pin.lpVtbl);
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return S_OK;
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}
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return E_FAIL;
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}
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HRESULT TransformFilter_Create(TransformFilterImpl* pTransformFilter, const CLSID* pClsid, const TransformFuncsTable* pFuncsTable)
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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->state = State_Stopped;
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pTransformFilter->pClock = NULL;
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ZeroMemory(&pTransformFilter->filterInfo, sizeof(FILTER_INFO));
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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 = TransformFilter_InputPin_Construct(&piInput, TransformFilter_Sample, pTransformFilter, TransformFilter_Input_QueryAccept, &pTransformFilter->csFilter, &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 = 2;
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hr = TransformFilter_OutputPin_Construct(&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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}
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else
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{
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CoTaskMemFree(pTransformFilter->ppPins);
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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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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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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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DeleteCriticalSection(&This->csFilter);
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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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IPin_Release(This->ppPins[i]);
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HeapFree(GetProcessHeap(), 0, This->ppPins);
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This->lpVtbl = NULL;
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This->pFuncsTable->pfnCleanup(This);
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TRACE("Destroying transform filter\n");
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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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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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This->rtStreamStart = tStart;
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This->state = State_Running;
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OutputPin_CommitAllocator((OutputPin *)This->ppPins[1]);
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if (This->pFuncsTable->pfnProcessBegin)
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This->pFuncsTable->pfnProcessBegin(This);
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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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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 WINAPI TransformFilter_EnumPins(IBaseFilter * iface, IEnumPins **ppEnum)
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{
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ENUMPINDETAILS epd;
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TransformFilterImpl *This = (TransformFilterImpl *)iface;
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TRACE("(%p/%p)->(%p)\n", This, iface, ppEnum);
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epd.cPins = 2; /* input and output pins */
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epd.ppPins = This->ppPins;
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return IEnumPinsImpl_Construct(&epd, ppEnum);
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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,
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TransformFilter_EnumPins,
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TransformFilter_FindPin,
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TransformFilter_QueryFilterInfo,
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TransformFilter_JoinFilterGraph,
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TransformFilter_QueryVendorInfo
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};
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static HRESULT WINAPI TransformFilter_InputPin_EndOfStream(IPin * iface)
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{
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InputPin* This = (InputPin*) iface;
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TransformFilterImpl* pTransform;
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IPin* ppin;
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HRESULT hr;
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TRACE("(%p)->()\n", iface);
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/* Since we process samples synchronously, just forward notification downstream */
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pTransform = (TransformFilterImpl*)This->pin.pinInfo.pFilter;
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if (!pTransform)
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hr = E_FAIL;
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else
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hr = IPin_ConnectedTo(pTransform->ppPins[1], &ppin);
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if (SUCCEEDED(hr))
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{
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hr = IPin_EndOfStream(ppin);
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IPin_Release(ppin);
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}
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if (FAILED(hr))
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ERR("%x\n", hr);
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return hr;
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}
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|
|
|
static const IPinVtbl TransformFilter_InputPin_Vtbl =
|
|
{
|
|
InputPin_QueryInterface,
|
|
IPinImpl_AddRef,
|
|
InputPin_Release,
|
|
InputPin_Connect,
|
|
InputPin_ReceiveConnection,
|
|
IPinImpl_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;
|
|
ENUMMEDIADETAILS emd;
|
|
|
|
TRACE("(%p/%p)->(%p)\n", This, iface, ppEnum);
|
|
|
|
emd.cMediaTypes = 1;
|
|
emd.pMediaTypes = &This->mtCurrent;
|
|
|
|
return IEnumMediaTypesImpl_Construct(&emd, ppEnum);
|
|
}
|
|
|
|
static HRESULT WINAPI TransformFilter_Output_Disconnect(IPin * iface)
|
|
{
|
|
OutputPin* This = (OutputPin*)iface;
|
|
HRESULT hr;
|
|
TransformFilterImpl* pTransformFilter = (TransformFilterImpl*)This->pin.pinInfo.pFilter;
|
|
|
|
TRACE("(%p/%p)->()\n", This, iface);
|
|
|
|
hr = OutputPin_Disconnect(iface);
|
|
|
|
if (hr == S_OK)
|
|
{
|
|
pTransformFilter->pFuncsTable->pfnCleanup(pTransformFilter);
|
|
}
|
|
|
|
return hr;
|
|
}
|
|
|
|
static const IPinVtbl TransformFilter_OutputPin_Vtbl =
|
|
{
|
|
OutputPin_QueryInterface,
|
|
IPinImpl_AddRef,
|
|
OutputPin_Release,
|
|
OutputPin_Connect,
|
|
OutputPin_ReceiveConnection,
|
|
TransformFilter_Output_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
|
|
};
|