Sweden-Number/dlls/quartz/transform.c

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/*
* Transform Filter (Base for decoders, etc...)
*
* Copyright 2005 Christian Costa
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "config.h"
#include "quartz_private.h"
#include "control_private.h"
#include "pin.h"
#include "amvideo.h"
#include "windef.h"
#include "winbase.h"
#include "dshow.h"
#include "strmif.h"
#include "vfw.h"
#include <assert.h>
#include "wine/unicode.h"
#include "wine/debug.h"
#include "transform.h"
WINE_DEFAULT_DEBUG_CHANNEL(quartz);
static const WCHAR wcsInputPinName[] = {'i','n','p','u','t',' ','p','i','n',0};
static const WCHAR wcsOutputPinName[] = {'o','u','t','p','u','t',' ','p','i','n',0};
static const IBaseFilterVtbl TransformFilter_Vtbl;
static const IPinVtbl TransformFilter_InputPin_Vtbl;
static const IPinVtbl TransformFilter_OutputPin_Vtbl;
static HRESULT TransformFilter_Input_QueryAccept(LPVOID iface, const AM_MEDIA_TYPE * pmt)
{
TransformFilterImpl* This = (TransformFilterImpl *)((IPinImpl *)iface)->pinInfo.pFilter;
TRACE("%p\n", iface);
dump_AM_MEDIA_TYPE(pmt);
if (This->pFuncsTable->pfnQueryConnect)
return This->pFuncsTable->pfnQueryConnect(This, pmt);
/* Assume OK if there's no query method (the connection will fail if
needed) */
return S_OK;
}
static HRESULT TransformFilter_Output_QueryAccept(LPVOID iface, const AM_MEDIA_TYPE * pmt)
{
TransformFilterImpl* pTransformFilter = (TransformFilterImpl*)iface;
AM_MEDIA_TYPE* outpmt = &pTransformFilter->pmt;
TRACE("%p\n", iface);
if (IsEqualIID(&pmt->majortype, &outpmt->majortype)
&& (IsEqualIID(&pmt->subtype, &outpmt->subtype) || IsEqualIID(&outpmt->subtype, &GUID_NULL)))
return S_OK;
return S_FALSE;
}
static inline TransformFilterImpl *impl_from_IMediaSeeking( IMediaSeeking *iface )
{
return (TransformFilterImpl *)((char*)iface - FIELD_OFFSET(TransformFilterImpl, mediaSeeking.lpVtbl));
}
static HRESULT WINAPI TransformFilter_Seeking_QueryInterface(IMediaSeeking * iface, REFIID riid, LPVOID * ppv)
{
TransformFilterImpl *This = impl_from_IMediaSeeking(iface);
return IUnknown_QueryInterface((IUnknown *)This, riid, ppv);
}
static ULONG WINAPI TransformFilter_Seeking_AddRef(IMediaSeeking * iface)
{
TransformFilterImpl *This = impl_from_IMediaSeeking(iface);
return IUnknown_AddRef((IUnknown *)This);
}
static ULONG WINAPI TransformFilter_Seeking_Release(IMediaSeeking * iface)
{
TransformFilterImpl *This = impl_from_IMediaSeeking(iface);
return IUnknown_Release((IUnknown *)This);
}
static const IMediaSeekingVtbl TransformFilter_Seeking_Vtbl =
{
TransformFilter_Seeking_QueryInterface,
TransformFilter_Seeking_AddRef,
TransformFilter_Seeking_Release,
MediaSeekingImpl_GetCapabilities,
MediaSeekingImpl_CheckCapabilities,
MediaSeekingImpl_IsFormatSupported,
MediaSeekingImpl_QueryPreferredFormat,
MediaSeekingImpl_GetTimeFormat,
MediaSeekingImpl_IsUsingTimeFormat,
MediaSeekingImpl_SetTimeFormat,
MediaSeekingImpl_GetDuration,
MediaSeekingImpl_GetStopPosition,
MediaSeekingImpl_GetCurrentPosition,
MediaSeekingImpl_ConvertTimeFormat,
MediaSeekingImpl_SetPositions,
MediaSeekingImpl_GetPositions,
MediaSeekingImpl_GetAvailable,
MediaSeekingImpl_SetRate,
MediaSeekingImpl_GetRate,
MediaSeekingImpl_GetPreroll
};
/* These shouldn't be implemented by default.
* Usually only source filters should implement these
* and even it's not needed all of the time
*/
static HRESULT TransformFilter_ChangeCurrent(IBaseFilter *iface)
{
TRACE("(%p) filter hasn't implemented current position change!\n", iface);
return S_OK;
}
static HRESULT TransformFilter_ChangeStop(IBaseFilter *iface)
{
TRACE("(%p) filter hasn't implemented stop position change!\n", iface);
return S_OK;
}
static HRESULT TransformFilter_ChangeRate(IBaseFilter *iface)
{
TRACE("(%p) filter hasn't implemented rate change!\n", iface);
return S_OK;
}
HRESULT TransformFilter_Create(TransformFilterImpl* pTransformFilter, const CLSID* pClsid, const TransformFuncsTable* pFuncsTable, CHANGEPROC stop, CHANGEPROC current, CHANGEPROC rate)
{
HRESULT hr;
PIN_INFO piInput;
PIN_INFO piOutput;
/* pTransformFilter is already allocated */
pTransformFilter->clsid = *pClsid;
pTransformFilter->pFuncsTable = pFuncsTable;
pTransformFilter->lpVtbl = &TransformFilter_Vtbl;
pTransformFilter->refCount = 1;
InitializeCriticalSection(&pTransformFilter->csFilter);
pTransformFilter->csFilter.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": TransformFilterImpl.csFilter");
pTransformFilter->state = State_Stopped;
pTransformFilter->pClock = NULL;
ZeroMemory(&pTransformFilter->filterInfo, sizeof(FILTER_INFO));
ZeroMemory(&pTransformFilter->pmt, sizeof(pTransformFilter->pmt));
pTransformFilter->npins = 2;
pTransformFilter->ppPins = CoTaskMemAlloc(2 * sizeof(IPin *));
/* construct input pin */
piInput.dir = PINDIR_INPUT;
piInput.pFilter = (IBaseFilter *)pTransformFilter;
lstrcpynW(piInput.achName, wcsInputPinName, sizeof(piInput.achName) / sizeof(piInput.achName[0]));
piOutput.dir = PINDIR_OUTPUT;
piOutput.pFilter = (IBaseFilter *)pTransformFilter;
lstrcpynW(piOutput.achName, wcsOutputPinName, sizeof(piOutput.achName) / sizeof(piOutput.achName[0]));
hr = InputPin_Construct(&TransformFilter_InputPin_Vtbl, &piInput, (SAMPLEPROC_PUSH)pFuncsTable->pfnProcessSampleData, NULL, TransformFilter_Input_QueryAccept, NULL, &pTransformFilter->csFilter, NULL, &pTransformFilter->ppPins[0]);
if (SUCCEEDED(hr))
{
ALLOCATOR_PROPERTIES props;
props.cbAlign = 1;
props.cbPrefix = 0;
props.cbBuffer = 0; /* Will be updated at connection time */
props.cBuffers = 1;
((InputPin *)pTransformFilter->ppPins[0])->pin.pUserData = pTransformFilter->ppPins[0];
hr = OutputPin_Construct(&TransformFilter_OutputPin_Vtbl, sizeof(OutputPin), &piOutput, &props, pTransformFilter, TransformFilter_Output_QueryAccept, &pTransformFilter->csFilter, &pTransformFilter->ppPins[1]);
if (FAILED(hr))
ERR("Cannot create output pin (%x)\n", hr);
else
{
if (!stop)
stop = TransformFilter_ChangeStop;
if (!current)
current = TransformFilter_ChangeCurrent;
if (!rate)
rate = TransformFilter_ChangeRate;
MediaSeekingImpl_Init((IBaseFilter*)pTransformFilter, stop, current, rate, &pTransformFilter->mediaSeeking, &pTransformFilter->csFilter);
pTransformFilter->mediaSeeking.lpVtbl = &TransformFilter_Seeking_Vtbl;
}
}
else
{
CoTaskMemFree(pTransformFilter->ppPins);
pTransformFilter->csFilter.DebugInfo->Spare[0] = 0;
DeleteCriticalSection(&pTransformFilter->csFilter);
CoTaskMemFree(pTransformFilter);
}
return hr;
}
static HRESULT WINAPI TransformFilter_QueryInterface(IBaseFilter * iface, REFIID riid, LPVOID * ppv)
{
TransformFilterImpl *This = (TransformFilterImpl *)iface;
TRACE("(%p/%p)->(%s, %p)\n", This, iface, qzdebugstr_guid(riid), ppv);
*ppv = NULL;
if (IsEqualIID(riid, &IID_IUnknown))
*ppv = (LPVOID)This;
else if (IsEqualIID(riid, &IID_IPersist))
*ppv = (LPVOID)This;
else if (IsEqualIID(riid, &IID_IMediaFilter))
*ppv = (LPVOID)This;
else if (IsEqualIID(riid, &IID_IBaseFilter))
*ppv = (LPVOID)This;
else if (IsEqualIID(riid, &IID_IMediaSeeking))
*ppv = &This->mediaSeeking;
if (*ppv)
{
IUnknown_AddRef((IUnknown *)(*ppv));
return S_OK;
}
if (!IsEqualIID(riid, &IID_IPin) && !IsEqualIID(riid, &IID_IVideoWindow))
FIXME("No interface for %s!\n", qzdebugstr_guid(riid));
return E_NOINTERFACE;
}
static ULONG WINAPI TransformFilter_AddRef(IBaseFilter * iface)
{
TransformFilterImpl *This = (TransformFilterImpl *)iface;
ULONG refCount = InterlockedIncrement(&This->refCount);
TRACE("(%p/%p)->() AddRef from %d\n", This, iface, refCount - 1);
return refCount;
}
static ULONG WINAPI TransformFilter_Release(IBaseFilter * iface)
{
TransformFilterImpl *This = (TransformFilterImpl *)iface;
ULONG refCount = InterlockedDecrement(&This->refCount);
TRACE("(%p/%p)->() Release from %d\n", This, iface, refCount + 1);
if (!refCount)
{
ULONG i;
if (This->pClock)
IReferenceClock_Release(This->pClock);
for (i = 0; i < This->npins; i++)
{
IPin *pConnectedTo;
if (SUCCEEDED(IPin_ConnectedTo(This->ppPins[i], &pConnectedTo)))
{
IPin_Disconnect(pConnectedTo);
IPin_Release(pConnectedTo);
}
IPin_Disconnect(This->ppPins[i]);
IPin_Release(This->ppPins[i]);
}
CoTaskMemFree(This->ppPins);
This->lpVtbl = NULL;
This->csFilter.DebugInfo->Spare[0] = 0;
DeleteCriticalSection(&This->csFilter);
TRACE("Destroying transform filter\n");
FreeMediaType(&This->pmt);
CoTaskMemFree(This);
return 0;
}
else
return refCount;
}
/** IPersist methods **/
static HRESULT WINAPI TransformFilter_GetClassID(IBaseFilter * iface, CLSID * pClsid)
{
TransformFilterImpl *This = (TransformFilterImpl *)iface;
TRACE("(%p/%p)->(%p)\n", This, iface, pClsid);
*pClsid = This->clsid;
return S_OK;
}
/** IMediaFilter methods **/
static HRESULT WINAPI TransformFilter_Stop(IBaseFilter * iface)
{
TransformFilterImpl *This = (TransformFilterImpl *)iface;
HRESULT hr = S_OK;
TRACE("(%p/%p)\n", This, iface);
EnterCriticalSection(&This->csFilter);
{
This->state = State_Stopped;
if (This->pFuncsTable->pfnProcessEnd)
hr = This->pFuncsTable->pfnProcessEnd(This);
}
LeaveCriticalSection(&This->csFilter);
return hr;
}
static HRESULT WINAPI TransformFilter_Pause(IBaseFilter * iface)
{
TransformFilterImpl *This = (TransformFilterImpl *)iface;
HRESULT hr;
TRACE("(%p/%p)->()\n", This, iface);
EnterCriticalSection(&This->csFilter);
{
if (This->state == State_Stopped)
hr = IBaseFilter_Run(iface, -1);
else
hr = S_OK;
if (SUCCEEDED(hr))
This->state = State_Paused;
}
LeaveCriticalSection(&This->csFilter);
return hr;
}
static HRESULT WINAPI TransformFilter_Run(IBaseFilter * iface, REFERENCE_TIME tStart)
{
HRESULT hr = S_OK;
TransformFilterImpl *This = (TransformFilterImpl *)iface;
TRACE("(%p/%p)->(%s)\n", This, iface, wine_dbgstr_longlong(tStart));
EnterCriticalSection(&This->csFilter);
{
if (This->state == State_Stopped)
{
((InputPin *)This->ppPins[0])->end_of_stream = 0;
if (This->pFuncsTable->pfnProcessBegin)
hr = This->pFuncsTable->pfnProcessBegin(This);
if (SUCCEEDED(hr))
hr = OutputPin_CommitAllocator((OutputPin *)This->ppPins[1]);
}
if (SUCCEEDED(hr))
{
This->rtStreamStart = tStart;
This->state = State_Running;
}
}
LeaveCriticalSection(&This->csFilter);
return hr;
}
static HRESULT WINAPI TransformFilter_GetState(IBaseFilter * iface, DWORD dwMilliSecsTimeout, FILTER_STATE *pState)
{
TransformFilterImpl *This = (TransformFilterImpl *)iface;
TRACE("(%p/%p)->(%d, %p)\n", This, iface, dwMilliSecsTimeout, pState);
EnterCriticalSection(&This->csFilter);
{
*pState = This->state;
}
LeaveCriticalSection(&This->csFilter);
return S_OK;
}
static HRESULT WINAPI TransformFilter_SetSyncSource(IBaseFilter * iface, IReferenceClock *pClock)
{
TransformFilterImpl *This = (TransformFilterImpl *)iface;
TRACE("(%p/%p)->(%p)\n", This, iface, pClock);
EnterCriticalSection(&This->csFilter);
{
if (This->pClock)
IReferenceClock_Release(This->pClock);
This->pClock = pClock;
if (This->pClock)
IReferenceClock_AddRef(This->pClock);
}
LeaveCriticalSection(&This->csFilter);
return S_OK;
}
static HRESULT WINAPI TransformFilter_GetSyncSource(IBaseFilter * iface, IReferenceClock **ppClock)
{
TransformFilterImpl *This = (TransformFilterImpl *)iface;
TRACE("(%p/%p)->(%p)\n", This, iface, ppClock);
EnterCriticalSection(&This->csFilter);
{
*ppClock = This->pClock;
if (This->pClock)
IReferenceClock_AddRef(This->pClock);
}
LeaveCriticalSection(&This->csFilter);
return S_OK;
}
/** IBaseFilter implementation **/
static HRESULT TransformFilter_GetPin(IBaseFilter *iface, ULONG pos, IPin **pin, DWORD *lastsynctick)
{
TransformFilterImpl *This = (TransformFilterImpl *)iface;
/* Our pins are static, not changing so setting static tick count is ok */
*lastsynctick = 0;
if (pos >= This->npins)
return S_FALSE;
*pin = This->ppPins[pos];
IPin_AddRef(*pin);
return S_OK;
}
static HRESULT WINAPI TransformFilter_EnumPins(IBaseFilter * iface, IEnumPins **ppEnum)
{
TransformFilterImpl *This = (TransformFilterImpl *)iface;
TRACE("(%p/%p)->(%p)\n", This, iface, ppEnum);
return IEnumPinsImpl_Construct(ppEnum, TransformFilter_GetPin, iface);
}
static HRESULT WINAPI TransformFilter_FindPin(IBaseFilter * iface, LPCWSTR Id, IPin **ppPin)
{
TransformFilterImpl *This = (TransformFilterImpl *)iface;
TRACE("(%p/%p)->(%p,%p)\n", This, iface, debugstr_w(Id), ppPin);
return E_NOTIMPL;
}
static HRESULT WINAPI TransformFilter_QueryFilterInfo(IBaseFilter * iface, FILTER_INFO *pInfo)
{
TransformFilterImpl *This = (TransformFilterImpl *)iface;
TRACE("(%p/%p)->(%p)\n", This, iface, pInfo);
strcpyW(pInfo->achName, This->filterInfo.achName);
pInfo->pGraph = This->filterInfo.pGraph;
if (pInfo->pGraph)
IFilterGraph_AddRef(pInfo->pGraph);
return S_OK;
}
static HRESULT WINAPI TransformFilter_JoinFilterGraph(IBaseFilter * iface, IFilterGraph *pGraph, LPCWSTR pName)
{
HRESULT hr = S_OK;
TransformFilterImpl *This = (TransformFilterImpl *)iface;
TRACE("(%p/%p)->(%p, %s)\n", This, iface, pGraph, debugstr_w(pName));
EnterCriticalSection(&This->csFilter);
{
if (pName)
strcpyW(This->filterInfo.achName, pName);
else
*This->filterInfo.achName = '\0';
This->filterInfo.pGraph = pGraph; /* NOTE: do NOT increase ref. count */
}
LeaveCriticalSection(&This->csFilter);
return hr;
}
static HRESULT WINAPI TransformFilter_QueryVendorInfo(IBaseFilter * iface, LPWSTR *pVendorInfo)
{
TransformFilterImpl *This = (TransformFilterImpl *)iface;
TRACE("(%p/%p)->(%p)\n", This, iface, pVendorInfo);
return E_NOTIMPL;
}
static const IBaseFilterVtbl TransformFilter_Vtbl =
{
TransformFilter_QueryInterface,
TransformFilter_AddRef,
TransformFilter_Release,
TransformFilter_GetClassID,
TransformFilter_Stop,
TransformFilter_Pause,
TransformFilter_Run,
TransformFilter_GetState,
TransformFilter_SetSyncSource,
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(This, pmt);
if (SUCCEEDED(hr))
{
hr = InputPin_ReceiveConnection(iface, pReceivePin, pmt);
if (FAILED(hr))
pTransform->pFuncsTable->pfnCleanup(This);
}
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(This);
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
};