Sweden-Number/dlls/quartz/basepin.c

1463 lines
31 KiB
C

/*
* Implements IPin and IMemInputPin. (internal)
*
* Copyright (C) Hidenori TAKESHIMA <hidenori@a2.ctktv.ne.jp>
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "config.h"
#include "windef.h"
#include "winbase.h"
#include "wingdi.h"
#include "winuser.h"
#include "winerror.h"
#include "strmif.h"
#include "vfwmsgs.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(quartz);
#include "quartz_private.h"
#include "basefilt.h"
#include "memalloc.h"
/***************************************************************************
*
* CPinBaseImpl
*
*/
static HRESULT WINAPI
CPinBaseImpl_fnQueryInterface(IPin* iface,REFIID riid,void** ppobj)
{
ICOM_THIS(CPinBaseImpl,iface);
TRACE("(%p)->()\n",This);
return IUnknown_QueryInterface(This->punkControl,riid,ppobj);
}
static ULONG WINAPI
CPinBaseImpl_fnAddRef(IPin* iface)
{
ICOM_THIS(CPinBaseImpl,iface);
TRACE("(%p)->()\n",This);
return IUnknown_AddRef(This->punkControl);
}
static ULONG WINAPI
CPinBaseImpl_fnRelease(IPin* iface)
{
ICOM_THIS(CPinBaseImpl,iface);
TRACE("(%p)->()\n",This);
return IUnknown_Release(This->punkControl);
}
static HRESULT WINAPI
CPinBaseImpl_fnConnect(IPin* iface,IPin* pPin,const AM_MEDIA_TYPE* pmt)
{
ICOM_THIS(CPinBaseImpl,iface);
HRESULT hr = E_NOTIMPL;
ULONG i;
FILTER_STATE fs;
TRACE("(%p)->(%p,%p)\n",This,pPin,pmt);
if ( !This->bOutput )
{
TRACE("Connect() should not be sent to input pins\n");
return E_UNEXPECTED;
}
if ( pPin == NULL )
return E_POINTER;
TRACE("try to connect to %p\n",pPin);
EnterCriticalSection( This->pcsPin );
if ( This->pPinConnectedTo != NULL )
{
hr = VFW_E_ALREADY_CONNECTED;
goto err;
}
/* return fail if running */
hr = IBaseFilter_GetState((IBaseFilter*)(This->pFilter),0,&fs);
if ( hr != S_OK || fs != State_Stopped )
{
TRACE("not stopped\n");
hr = VFW_E_NOT_STOPPED;
goto err;
}
if ( This->pHandlers->pOnPreConnect != NULL )
{
hr = This->pHandlers->pOnPreConnect(This,pPin);
if ( FAILED(hr) )
{
TRACE("OnPreconnect() failed hr = %08lx\n",hr);
goto err;
}
}
if ( pmt != NULL )
{
hr = IPin_QueryAccept(iface,pmt);
if ( FAILED(hr) )
goto err;
This->pPinConnectedTo = pPin;
hr = IPin_ReceiveConnection(pPin,iface,pmt);
This->pPinConnectedTo = NULL;
if ( FAILED(hr) )
goto err;
}
else
{
for ( i = 0; i < This->cAcceptTypes; i++ )
{
pmt = &This->pmtAcceptTypes[i];
hr = IPin_QueryAccept(iface,pmt);
if ( SUCCEEDED(hr) )
{
This->pPinConnectedTo = pPin;
hr = IPin_ReceiveConnection(pPin,iface,pmt);
This->pPinConnectedTo = NULL;
TRACE("ReceiveConnection - %08lx\n",hr);
if ( SUCCEEDED(hr) )
{
goto connected;
}
}
}
hr = VFW_E_TYPE_NOT_ACCEPTED;
goto err;
}
connected:;
This->pmtConn = QUARTZ_MediaType_Duplicate( pmt );
if ( This->pmtConn == NULL )
{
hr = E_OUTOFMEMORY;
IPin_Disconnect(pPin);
goto err;
}
This->pPinConnectedTo = pPin; IPin_AddRef(pPin);
hr = IPin_QueryInterface(pPin,&IID_IMemInputPin,(void**)&This->pMemInputPinConnectedTo);
if ( FAILED(hr) )
{
TRACE("no IMemInputPin\n");
IPin_Disconnect(pPin);
goto err;
}
if ( This->pHandlers->pOnPostConnect != NULL )
{
hr = This->pHandlers->pOnPostConnect(This,pPin);
if ( FAILED(hr) )
{
TRACE("OnPostConnect() failed hr = %08lx\n",hr);
IPin_Disconnect(pPin);
goto err;
}
}
hr = S_OK;
err:
if ( FAILED(hr) )
{
IPin_Disconnect(iface);
}
LeaveCriticalSection( This->pcsPin );
TRACE("return %08lx\n",hr);
return hr;
}
static HRESULT WINAPI
CPinBaseImpl_fnReceiveConnection(IPin* iface,IPin* pPin,const AM_MEDIA_TYPE* pmt)
{
ICOM_THIS(CPinBaseImpl,iface);
HRESULT hr = E_NOTIMPL;
FILTER_STATE fs;
TRACE("(%p)->(%p,%p)\n",This,pPin,pmt);
if ( This->bOutput )
{
TRACE("ReceiveConnection() should not be sent to output pins\n");
return E_UNEXPECTED;
}
if ( pPin == NULL || pmt == NULL )
return E_POINTER;
EnterCriticalSection( This->pcsPin );
if ( This->pPinConnectedTo != NULL )
{
hr = VFW_E_ALREADY_CONNECTED;
goto err;
}
/* return fail if running */
hr = IBaseFilter_GetState((IBaseFilter*)(This->pFilter),0,&fs);
if ( hr != S_OK || fs != State_Stopped )
{
TRACE("not stopped\n");
hr = VFW_E_NOT_STOPPED;
goto err;
}
if ( This->pHandlers->pOnPreConnect != NULL )
{
hr = This->pHandlers->pOnPreConnect(This,pPin);
if ( FAILED(hr) )
{
TRACE("OnPreConnect() failed hr = %08lx\n",hr);
goto err;
}
}
hr = IPin_QueryAccept(iface,pmt);
if ( FAILED(hr) )
goto err;
This->pmtConn = QUARTZ_MediaType_Duplicate( pmt );
if ( This->pmtConn == NULL )
{
hr = E_OUTOFMEMORY;
goto err;
}
if ( This->pHandlers->pOnPostConnect != NULL )
{
hr = This->pHandlers->pOnPostConnect(This,pPin);
if ( FAILED(hr) )
{
TRACE("OnPostConnect() failed hr = %08lx\n",hr);
goto err;
}
}
hr = S_OK;
This->pPinConnectedTo = pPin; IPin_AddRef(pPin);
err:
if ( FAILED(hr) )
IPin_Disconnect(iface);
LeaveCriticalSection( This->pcsPin );
return hr;
}
static HRESULT WINAPI
CPinBaseImpl_fnDisconnect(IPin* iface)
{
ICOM_THIS(CPinBaseImpl,iface);
HRESULT hr = NOERROR;
FILTER_STATE fs;
TRACE("(%p)->()\n",This);
EnterCriticalSection( This->pcsPin );
/* return fail if running */
hr = IBaseFilter_GetState((IBaseFilter*)(This->pFilter),0,&fs);
if ( hr != S_OK || fs != State_Stopped )
{
TRACE("not stopped\n");
hr = VFW_E_NOT_STOPPED;
goto err;
}
if ( This->pHandlers->pOnDisconnect != NULL )
hr = This->pHandlers->pOnDisconnect(This);
if ( This->pmtConn != NULL )
{
QUARTZ_MediaType_Destroy( This->pmtConn );
This->pmtConn = NULL;
}
if ( This->pMemInputPinConnectedTo != NULL )
{
IMemInputPin_Release(This->pMemInputPinConnectedTo);
This->pMemInputPinConnectedTo = NULL;
}
if ( This->pPinConnectedTo != NULL )
{
/* FIXME - cleanup */
IPin_Release(This->pPinConnectedTo);
This->pPinConnectedTo = NULL;
hr = NOERROR;
}
else
{
hr = S_FALSE; /* FIXME - is this correct??? */
}
err:
LeaveCriticalSection( This->pcsPin );
return hr;
}
static HRESULT WINAPI
CPinBaseImpl_fnConnectedTo(IPin* iface,IPin** ppPin)
{
ICOM_THIS(CPinBaseImpl,iface);
HRESULT hr = VFW_E_NOT_CONNECTED;
TRACE("(%p)->(%p)\n",This,ppPin);
if ( ppPin == NULL )
return E_POINTER;
EnterCriticalSection( This->pcsPin );
*ppPin = This->pPinConnectedTo;
if ( This->pPinConnectedTo != NULL )
{
IPin_AddRef(This->pPinConnectedTo);
hr = NOERROR;
}
LeaveCriticalSection( This->pcsPin );
return hr;
}
static HRESULT WINAPI
CPinBaseImpl_fnConnectionMediaType(IPin* iface,AM_MEDIA_TYPE* pmt)
{
ICOM_THIS(CPinBaseImpl,iface);
HRESULT hr = E_FAIL;
TRACE("(%p)->(%p)\n",This,pmt);
if ( pmt == NULL )
return E_POINTER;
EnterCriticalSection( This->pcsPin );
if ( This->pmtConn != NULL )
{
hr = QUARTZ_MediaType_Copy( pmt, This->pmtConn );
}
else
{
ZeroMemory( pmt, sizeof(AM_MEDIA_TYPE) );
pmt->bFixedSizeSamples = TRUE;
pmt->lSampleSize = 1;
hr = VFW_E_NOT_CONNECTED;
}
LeaveCriticalSection( This->pcsPin );
return hr;
}
static HRESULT WINAPI
CPinBaseImpl_fnQueryPinInfo(IPin* iface,PIN_INFO* pinfo)
{
ICOM_THIS(CPinBaseImpl,iface);
TRACE("(%p)->(%p)\n",This,pinfo);
if ( pinfo == NULL )
return E_POINTER;
EnterCriticalSection( This->pcsPin );
ZeroMemory( pinfo, sizeof(PIN_INFO) );
pinfo->pFilter = (IBaseFilter*)(This->pFilter);
if ( pinfo->pFilter != NULL )
IBaseFilter_AddRef( pinfo->pFilter );
pinfo->dir = This->bOutput ? PINDIR_OUTPUT : PINDIR_INPUT;
if ( This->cbIdLen <= sizeof(pinfo->achName) )
memcpy( pinfo->achName, This->pwszId, This->cbIdLen );
else
{
memcpy( pinfo->achName, This->pwszId, sizeof(pinfo->achName) );
pinfo->achName[sizeof(pinfo->achName)/sizeof(pinfo->achName[0])-1] = 0;
}
LeaveCriticalSection( This->pcsPin );
return NOERROR;
}
static HRESULT WINAPI
CPinBaseImpl_fnQueryDirection(IPin* iface,PIN_DIRECTION* pdir)
{
ICOM_THIS(CPinBaseImpl,iface);
TRACE("(%p)->(%p)\n",This,pdir);
if ( pdir == NULL )
return E_POINTER;
*pdir = This->bOutput ? PINDIR_OUTPUT : PINDIR_INPUT;
return NOERROR;
}
static HRESULT WINAPI
CPinBaseImpl_fnQueryId(IPin* iface,LPWSTR* lpwszId)
{
ICOM_THIS(CPinBaseImpl,iface);
TRACE("(%p)->(%p)\n",This,lpwszId);
if ( lpwszId == NULL )
return E_POINTER;
*lpwszId = (WCHAR*)CoTaskMemAlloc( This->cbIdLen );
if ( *lpwszId == NULL )
return E_OUTOFMEMORY;
memcpy( *lpwszId, This->pwszId, This->cbIdLen );
return NOERROR;
}
static HRESULT WINAPI
CPinBaseImpl_fnQueryAccept(IPin* iface,const AM_MEDIA_TYPE* pmt)
{
ICOM_THIS(CPinBaseImpl,iface);
HRESULT hr;
TRACE("(%p)->(%p)\n",This,pmt);
if ( pmt == NULL )
return E_POINTER;
hr = NOERROR;
EnterCriticalSection( This->pcsPin );
if ( This->pHandlers->pCheckMediaType != NULL )
hr = This->pHandlers->pCheckMediaType(This,pmt);
LeaveCriticalSection( This->pcsPin );
return hr;
}
static HRESULT WINAPI
CPinBaseImpl_fnEnumMediaTypes(IPin* iface,IEnumMediaTypes** ppenum)
{
ICOM_THIS(CPinBaseImpl,iface);
HRESULT hr;
TRACE("(%p)->(%p)\n",This,ppenum);
if ( ppenum == NULL )
return E_POINTER;
hr = E_NOTIMPL;
EnterCriticalSection( This->pcsPin );
if ( This->cAcceptTypes > 0 )
hr = QUARTZ_CreateEnumMediaTypes(
ppenum, This->pmtAcceptTypes, This->cAcceptTypes );
LeaveCriticalSection( This->pcsPin );
return hr;
}
static HRESULT WINAPI
CPinBaseImpl_fnQueryInternalConnections(IPin* iface,IPin** ppPin,ULONG* pul)
{
ICOM_THIS(CPinBaseImpl,iface);
TRACE("(%p)->(%p,%p)\n",This,ppPin,pul);
/* E_NOTIMPL means 'no internal connections'. */
return E_NOTIMPL;
}
static HRESULT WINAPI
CPinBaseImpl_fnEndOfStream(IPin* iface)
{
ICOM_THIS(CPinBaseImpl,iface);
HRESULT hr = E_NOTIMPL;
TRACE("(%p)->()\n",This);
if ( This->bOutput )
return E_UNEXPECTED;
EnterCriticalSection( This->pcsPinReceive );
if ( This->pHandlers->pEndOfStream != NULL )
hr = This->pHandlers->pEndOfStream(This);
LeaveCriticalSection( This->pcsPinReceive );
return hr;
}
static HRESULT WINAPI
CPinBaseImpl_fnBeginFlush(IPin* iface)
{
ICOM_THIS(CPinBaseImpl,iface);
HRESULT hr = E_NOTIMPL;
TRACE("(%p)->()\n",This);
if ( This->bOutput )
return E_UNEXPECTED;
EnterCriticalSection( This->pcsPin );
if ( This->pHandlers->pBeginFlush != NULL )
hr = This->pHandlers->pBeginFlush(This);
LeaveCriticalSection( This->pcsPin );
EnterCriticalSection( This->pcsPinReceive );
LeaveCriticalSection( This->pcsPinReceive );
return hr;
}
static HRESULT WINAPI
CPinBaseImpl_fnEndFlush(IPin* iface)
{
ICOM_THIS(CPinBaseImpl,iface);
HRESULT hr = E_NOTIMPL;
TRACE("(%p)->()\n",This);
if ( This->bOutput )
return E_UNEXPECTED;
EnterCriticalSection( This->pcsPin );
if ( This->pHandlers->pEndFlush != NULL )
hr = This->pHandlers->pEndFlush(This);
LeaveCriticalSection( This->pcsPin );
return hr;
}
static HRESULT WINAPI
CPinBaseImpl_fnNewSegment(IPin* iface,REFERENCE_TIME rtStart,REFERENCE_TIME rtStop,double rate)
{
ICOM_THIS(CPinBaseImpl,iface);
HRESULT hr = E_NOTIMPL;
TRACE("(%p)->()\n",This);
if ( This->bOutput )
return E_UNEXPECTED;
EnterCriticalSection( This->pcsPin );
if ( This->pHandlers->pNewSegment != NULL )
hr = This->pHandlers->pNewSegment(This,rtStart,rtStop,rate);
LeaveCriticalSection( This->pcsPin );
return hr;
}
static ICOM_VTABLE(IPin) ipin =
{
ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
/* IUnknown fields */
CPinBaseImpl_fnQueryInterface,
CPinBaseImpl_fnAddRef,
CPinBaseImpl_fnRelease,
/* IPin fields */
CPinBaseImpl_fnConnect,
CPinBaseImpl_fnReceiveConnection,
CPinBaseImpl_fnDisconnect,
CPinBaseImpl_fnConnectedTo,
CPinBaseImpl_fnConnectionMediaType,
CPinBaseImpl_fnQueryPinInfo,
CPinBaseImpl_fnQueryDirection,
CPinBaseImpl_fnQueryId,
CPinBaseImpl_fnQueryAccept,
CPinBaseImpl_fnEnumMediaTypes,
CPinBaseImpl_fnQueryInternalConnections,
CPinBaseImpl_fnEndOfStream,
CPinBaseImpl_fnBeginFlush,
CPinBaseImpl_fnEndFlush,
CPinBaseImpl_fnNewSegment,
};
HRESULT CPinBaseImpl_InitIPin(
CPinBaseImpl* This, IUnknown* punkControl,
CRITICAL_SECTION* pcsPin,
CRITICAL_SECTION* pcsPinReceive,
CBaseFilterImpl* pFilter, LPCWSTR pwszId,
BOOL bOutput,
const CBasePinHandlers* pHandlers )
{
HRESULT hr = NOERROR;
TRACE("(%p,%p,%p)\n",This,punkControl,pFilter);
if ( punkControl == NULL )
{
ERR( "punkControl must not be NULL\n" );
return E_INVALIDARG;
}
ICOM_VTBL(This) = &ipin;
This->punkControl = punkControl;
This->pHandlers = pHandlers;
This->cbIdLen = sizeof(WCHAR)*(lstrlenW(pwszId)+1);
This->pwszId = NULL;
This->bOutput = bOutput;
This->pmtAcceptTypes = NULL;
This->cAcceptTypes = 0;
This->pcsPin = pcsPin;
This->pcsPinReceive = pcsPinReceive;
This->pFilter = pFilter;
This->pPinConnectedTo = NULL;
This->pMemInputPinConnectedTo = NULL;
This->pmtConn = NULL;
This->pAsyncOut = NULL;
This->pwszId = (WCHAR*)QUARTZ_AllocMem( This->cbIdLen );
if ( This->pwszId == NULL )
{
hr = E_OUTOFMEMORY;
goto err;
}
memcpy( This->pwszId, pwszId, This->cbIdLen );
return NOERROR;
err:;
CPinBaseImpl_UninitIPin( This );
return hr;
}
void CPinBaseImpl_UninitIPin( CPinBaseImpl* This )
{
TRACE("(%p)\n",This);
IPin_Disconnect( (IPin*)(This) );
if ( This->pwszId != NULL )
{
QUARTZ_FreeMem( This->pwszId );
This->pwszId = NULL;
}
}
/***************************************************************************
*
* CMemInputPinBaseImpl
*
*/
static HRESULT WINAPI
CMemInputPinBaseImpl_fnQueryInterface(IMemInputPin* iface,REFIID riid,void** ppobj)
{
ICOM_THIS(CMemInputPinBaseImpl,iface);
TRACE("(%p)->()\n",This);
return IUnknown_QueryInterface(This->punkControl,riid,ppobj);
}
static ULONG WINAPI
CMemInputPinBaseImpl_fnAddRef(IMemInputPin* iface)
{
ICOM_THIS(CMemInputPinBaseImpl,iface);
TRACE("(%p)->()\n",This);
return IUnknown_AddRef(This->punkControl);
}
static ULONG WINAPI
CMemInputPinBaseImpl_fnRelease(IMemInputPin* iface)
{
ICOM_THIS(CMemInputPinBaseImpl,iface);
TRACE("(%p)->()\n",This);
return IUnknown_Release(This->punkControl);
}
static HRESULT WINAPI
CMemInputPinBaseImpl_fnGetAllocator(IMemInputPin* iface,IMemAllocator** ppAllocator)
{
ICOM_THIS(CMemInputPinBaseImpl,iface);
HRESULT hr = NOERROR;
IUnknown* punk;
TRACE("(%p)->()\n",This);
if ( ppAllocator == NULL )
return E_POINTER;
EnterCriticalSection( This->pPin->pcsPin );
if ( This->pAllocator == NULL )
{
hr = QUARTZ_CreateMemoryAllocator(NULL,(void**)&punk);
if ( hr == NOERROR )
{
hr = IUnknown_QueryInterface(punk,
&IID_IMemAllocator,(void**)&This->pAllocator);
IUnknown_Release(punk);
}
}
if ( hr == NOERROR )
{
*ppAllocator = This->pAllocator;
IMemAllocator_AddRef(This->pAllocator);
}
LeaveCriticalSection( This->pPin->pcsPin );
return hr;
}
static HRESULT WINAPI
CMemInputPinBaseImpl_fnNotifyAllocator(IMemInputPin* iface,IMemAllocator* pAllocator,BOOL bReadonly)
{
ICOM_THIS(CMemInputPinBaseImpl,iface);
TRACE("(%p)->()\n",This);
if ( pAllocator == NULL )
return E_POINTER;
EnterCriticalSection( This->pPin->pcsPin );
if ( This->pAllocator != NULL )
{
IMemAllocator_Release(This->pAllocator);
This->pAllocator = NULL;
}
This->pAllocator = pAllocator;
IMemAllocator_AddRef(This->pAllocator);
This->bReadonly = bReadonly;
LeaveCriticalSection( This->pPin->pcsPin );
return NOERROR;
}
static HRESULT WINAPI
CMemInputPinBaseImpl_fnGetAllocatorRequirements(IMemInputPin* iface,ALLOCATOR_PROPERTIES* pProp)
{
ICOM_THIS(CMemInputPinBaseImpl,iface);
TRACE("(%p)->(%p)\n",This,pProp);
if ( pProp == NULL )
return E_POINTER;
/* E_MOTIMPL means 'no requirements' */
return E_NOTIMPL;
}
static HRESULT WINAPI
CMemInputPinBaseImpl_fnReceive(IMemInputPin* iface,IMediaSample* pSample)
{
ICOM_THIS(CMemInputPinBaseImpl,iface);
HRESULT hr = E_NOTIMPL;
TRACE("(%p)->(%p)\n",This,pSample);
EnterCriticalSection( This->pPin->pcsPinReceive );
if ( This->pPin->pHandlers->pReceive != NULL )
hr = This->pPin->pHandlers->pReceive(This->pPin,pSample);
LeaveCriticalSection( This->pPin->pcsPinReceive );
return hr;
}
static HRESULT WINAPI
CMemInputPinBaseImpl_fnReceiveMultiple(IMemInputPin* iface,IMediaSample** ppSample,long nSample,long* pnSampleProcessed)
{
ICOM_THIS(CMemInputPinBaseImpl,iface);
long n;
HRESULT hr;
TRACE("(%p)->()\n",This);
if ( ppSample == NULL || pnSampleProcessed == NULL )
return E_POINTER;
hr = NOERROR;
for ( n = 0; n < nSample; n++ )
{
hr = IMemInputPin_Receive(iface,ppSample[n]);
if ( FAILED(hr) )
break;
}
*pnSampleProcessed = n;
return hr;
}
static HRESULT WINAPI
CMemInputPinBaseImpl_fnReceiveCanBlock(IMemInputPin* iface)
{
ICOM_THIS(CMemInputPinBaseImpl,iface);
HRESULT hr = E_NOTIMPL;
TRACE("(%p)->()\n",This);
EnterCriticalSection( This->pPin->pcsPin );
if ( This->pPin->pHandlers->pReceiveCanBlock != NULL )
hr = This->pPin->pHandlers->pReceiveCanBlock(This->pPin);
LeaveCriticalSection( This->pPin->pcsPin );
return hr;
}
static ICOM_VTABLE(IMemInputPin) imeminputpin =
{
ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
/* IUnknown fields */
CMemInputPinBaseImpl_fnQueryInterface,
CMemInputPinBaseImpl_fnAddRef,
CMemInputPinBaseImpl_fnRelease,
/* IMemInputPin fields */
CMemInputPinBaseImpl_fnGetAllocator,
CMemInputPinBaseImpl_fnNotifyAllocator,
CMemInputPinBaseImpl_fnGetAllocatorRequirements,
CMemInputPinBaseImpl_fnReceive,
CMemInputPinBaseImpl_fnReceiveMultiple,
CMemInputPinBaseImpl_fnReceiveCanBlock,
};
HRESULT CMemInputPinBaseImpl_InitIMemInputPin(
CMemInputPinBaseImpl* This, IUnknown* punkControl,
CPinBaseImpl* pPin )
{
TRACE("(%p,%p)\n",This,punkControl);
if ( punkControl == NULL )
{
ERR( "punkControl must not be NULL\n" );
return E_INVALIDARG;
}
ICOM_VTBL(This) = &imeminputpin;
This->punkControl = punkControl;
This->pPin = pPin;
This->pAllocator = NULL;
This->bReadonly = FALSE;
return NOERROR;
}
void CMemInputPinBaseImpl_UninitIMemInputPin(
CMemInputPinBaseImpl* This )
{
TRACE("(%p)\n",This);
if ( This->pAllocator != NULL )
{
IMemAllocator_Release(This->pAllocator);
This->pAllocator = NULL;
}
}
/***************************************************************************
*
* CQualityControlPassThruImpl
*
*/
static HRESULT WINAPI
CQualityControlPassThruImpl_fnQueryInterface(IQualityControl* iface,REFIID riid,void** ppobj)
{
ICOM_THIS(CQualityControlPassThruImpl,iface);
TRACE("(%p)->()\n",This);
return IUnknown_QueryInterface(This->punkControl,riid,ppobj);
}
static ULONG WINAPI
CQualityControlPassThruImpl_fnAddRef(IQualityControl* iface)
{
ICOM_THIS(CQualityControlPassThruImpl,iface);
TRACE("(%p)->()\n",This);
return IUnknown_AddRef(This->punkControl);
}
static ULONG WINAPI
CQualityControlPassThruImpl_fnRelease(IQualityControl* iface)
{
ICOM_THIS(CQualityControlPassThruImpl,iface);
TRACE("(%p)->()\n",This);
return IUnknown_Release(This->punkControl);
}
static HRESULT WINAPI
CQualityControlPassThruImpl_fnNotify(IQualityControl* iface,IBaseFilter* pFilter,Quality q)
{
ICOM_THIS(CQualityControlPassThruImpl,iface);
HRESULT hr = S_FALSE;
TRACE("(%p)->()\n",This);
if ( This->pControl != NULL )
return IQualityControl_Notify( This->pControl, pFilter, q );
EnterCriticalSection( This->pPin->pcsPin );
if ( This->pPin->pHandlers->pQualityNotify != NULL )
hr = This->pPin->pHandlers->pQualityNotify(This->pPin,pFilter,q);
LeaveCriticalSection( This->pPin->pcsPin );
return hr;
}
static HRESULT WINAPI
CQualityControlPassThruImpl_fnSetSink(IQualityControl* iface,IQualityControl* pControl)
{
ICOM_THIS(CQualityControlPassThruImpl,iface);
TRACE("(%p)->()\n",This);
This->pControl = pControl; /* AddRef() must not be called */
return NOERROR;
}
static ICOM_VTABLE(IQualityControl) iqualitycontrol =
{
ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
/* IUnknown fields */
CQualityControlPassThruImpl_fnQueryInterface,
CQualityControlPassThruImpl_fnAddRef,
CQualityControlPassThruImpl_fnRelease,
/* IQualityControl fields */
CQualityControlPassThruImpl_fnNotify,
CQualityControlPassThruImpl_fnSetSink,
};
HRESULT CQualityControlPassThruImpl_InitIQualityControl(
CQualityControlPassThruImpl* This, IUnknown* punkControl,
CPinBaseImpl* pPin )
{
TRACE("(%p,%p)\n",This,punkControl);
if ( punkControl == NULL )
{
ERR( "punkControl must not be NULL\n" );
return E_INVALIDARG;
}
ICOM_VTBL(This) = &iqualitycontrol;
This->punkControl = punkControl;
This->pPin = pPin;
return NOERROR;
}
void CQualityControlPassThruImpl_UninitIQualityControl(
CQualityControlPassThruImpl* This )
{
}
/***************************************************************************
*
* helper methods for output pins.
*
*/
HRESULT CPinBaseImpl_SendSample( CPinBaseImpl* This, IMediaSample* pSample )
{
if ( This->pHandlers->pReceive == NULL )
return E_NOTIMPL;
return This->pHandlers->pReceive( This, pSample );
}
HRESULT CPinBaseImpl_SendReceiveCanBlock( CPinBaseImpl* This )
{
if ( This->pHandlers->pReceiveCanBlock == NULL )
return E_NOTIMPL;
return This->pHandlers->pReceiveCanBlock( This );
}
HRESULT CPinBaseImpl_SendEndOfStream( CPinBaseImpl* This )
{
if ( This->pHandlers->pEndOfStream == NULL )
return E_NOTIMPL;
return This->pHandlers->pEndOfStream( This );
}
HRESULT CPinBaseImpl_SendBeginFlush( CPinBaseImpl* This )
{
if ( This->pHandlers->pBeginFlush == NULL )
return E_NOTIMPL;
return This->pHandlers->pBeginFlush( This );
}
HRESULT CPinBaseImpl_SendEndFlush( CPinBaseImpl* This )
{
if ( This->pHandlers->pEndFlush == NULL )
return E_NOTIMPL;
return This->pHandlers->pEndFlush( This );
}
HRESULT CPinBaseImpl_SendNewSegment( CPinBaseImpl* This, REFERENCE_TIME rtStart, REFERENCE_TIME rtStop, double rate )
{
if ( This->pHandlers->pNewSegment == NULL )
return E_NOTIMPL;
return This->pHandlers->pNewSegment( This, rtStart, rtStop, rate );
}
/***************************************************************************
*
* handlers for output pins.
*
*/
HRESULT OutputPinSync_Receive( CPinBaseImpl* pImpl, IMediaSample* pSample )
{
if ( pImpl->pMemInputPinConnectedTo == NULL )
return NOERROR;
return IMemInputPin_Receive(pImpl->pMemInputPinConnectedTo,pSample);
}
HRESULT OutputPinSync_ReceiveCanBlock( CPinBaseImpl* pImpl )
{
if ( pImpl->pMemInputPinConnectedTo == NULL )
return S_FALSE;
return IMemInputPin_ReceiveCanBlock(pImpl->pMemInputPinConnectedTo);
}
HRESULT OutputPinSync_EndOfStream( CPinBaseImpl* pImpl )
{
if ( pImpl->pPinConnectedTo == NULL )
return NOERROR;
return IPin_EndOfStream(pImpl->pPinConnectedTo);
}
HRESULT OutputPinSync_BeginFlush( CPinBaseImpl* pImpl )
{
if ( pImpl->pPinConnectedTo == NULL )
return NOERROR;
return IPin_BeginFlush(pImpl->pPinConnectedTo);
}
HRESULT OutputPinSync_EndFlush( CPinBaseImpl* pImpl )
{
if ( pImpl->pPinConnectedTo == NULL )
return NOERROR;
return IPin_EndFlush(pImpl->pPinConnectedTo);
}
HRESULT OutputPinSync_NewSegment( CPinBaseImpl* pImpl, REFERENCE_TIME rtStart, REFERENCE_TIME rtStop, double rate )
{
if ( pImpl->pPinConnectedTo == NULL )
return NOERROR;
return IPin_NewSegment(pImpl->pPinConnectedTo,rtStart,rtStop,rate);
}
/***************************************************************************
*
* handlers for output pins (async).
*
*/
typedef struct OutputPinTask OutputPinTask;
enum OutputPinTaskType
{
OutTask_ExitThread,
OutTask_Receive,
OutTask_EndOfStream,
OutTask_BeginFlush,
OutTask_EndFlush,
OutTask_NewSegment,
};
struct OutputPinTask
{
OutputPinTask* pNext;
enum OutputPinTaskType tasktype;
IMediaSample* pSample;
REFERENCE_TIME rtStart;
REFERENCE_TIME rtStop;
double rate;
};
struct OutputPinAsyncImpl
{
HANDLE m_hTaskThread;
HANDLE m_hTaskEvent;
IPin* m_pPin; /* connected pin */
IMemInputPin* m_pMemInputPin; /* connected pin */
CRITICAL_SECTION m_csTasks;
OutputPinTask* m_pFirst;
OutputPinTask* m_pLast;
OutputPinTask* m_pTaskExitThread;
};
static OutputPinTask* OutputPinAsync_AllocTask( enum OutputPinTaskType tasktype )
{
OutputPinTask* pTask;
pTask = (OutputPinTask*)QUARTZ_AllocMem( sizeof(OutputPinTask) );
pTask->pNext = NULL;
pTask->tasktype = tasktype;
pTask->pSample = NULL;
return pTask;
}
static void OutputPinAsync_FreeTask( OutputPinTask* pTask )
{
if ( pTask->pSample != NULL )
IMediaSample_Release( pTask->pSample );
QUARTZ_FreeMem( pTask );
}
static void OutputPinAsync_AddTask( OutputPinAsyncImpl* This, OutputPinTask* pTask, BOOL bFirst )
{
EnterCriticalSection( &This->m_csTasks );
if ( bFirst )
{
pTask->pNext = This->m_pFirst;
This->m_pFirst = pTask;
if ( This->m_pLast == NULL )
This->m_pLast = pTask;
}
else
{
if ( This->m_pLast != NULL )
This->m_pLast->pNext = pTask;
else
This->m_pFirst = pTask;
This->m_pLast = pTask;
}
LeaveCriticalSection( &This->m_csTasks );
SetEvent( This->m_hTaskEvent );
}
static OutputPinTask* OutputPinAsync_GetNextTask( OutputPinAsyncImpl* This )
{
OutputPinTask* pTask;
EnterCriticalSection( &This->m_csTasks );
pTask = This->m_pFirst;
if ( pTask != NULL )
{
This->m_pFirst = pTask->pNext;
if ( This->m_pFirst == NULL )
This->m_pLast = NULL;
else
SetEvent( This->m_hTaskEvent );
}
LeaveCriticalSection( &This->m_csTasks );
return pTask;
}
static DWORD WINAPI OutputPinAsync_ThreadEntry( LPVOID pv )
{
OutputPinAsyncImpl* This = ((CPinBaseImpl*)pv)->pAsyncOut;
OutputPinTask* pTask;
BOOL bLoop = TRUE;
BOOL bInFlush = FALSE;
HRESULT hr;
while ( bLoop )
{
WaitForSingleObject( This->m_hTaskEvent, INFINITE );
ResetEvent( This->m_hTaskEvent );
pTask = OutputPinAsync_GetNextTask( This );
if ( pTask == NULL )
continue;
hr = S_OK;
switch ( pTask->tasktype )
{
case OutTask_ExitThread:
bLoop = FALSE;
break;
case OutTask_Receive:
if ( !bInFlush )
hr = IMemInputPin_Receive( This->m_pMemInputPin, pTask->pSample );
break;
case OutTask_EndOfStream:
hr = IPin_EndOfStream( This->m_pPin );
break;
case OutTask_BeginFlush:
bInFlush = TRUE;
hr = IPin_BeginFlush( This->m_pPin );
break;
case OutTask_EndFlush:
bInFlush = FALSE;
hr = IPin_EndFlush( This->m_pPin );
break;
case OutTask_NewSegment:
hr = IPin_NewSegment( This->m_pPin, pTask->rtStart, pTask->rtStop, pTask->rate );
break;
default:
ERR( "unexpected task type %d.\n", pTask->tasktype );
bLoop = FALSE;
break;
}
OutputPinAsync_FreeTask( pTask );
if ( FAILED(hr) )
{
ERR( "hresult %08lx\n", hr );
bLoop = FALSE;
}
}
return 0;
}
HRESULT OutputPinAsync_OnActive( CPinBaseImpl* pImpl )
{
HRESULT hr;
DWORD dwThreadId;
FIXME("(%p)\n",pImpl);
if ( pImpl->pMemInputPinConnectedTo == NULL )
return NOERROR;
pImpl->pAsyncOut = (OutputPinAsyncImpl*)
QUARTZ_AllocMem( sizeof( OutputPinAsyncImpl ) );
if ( pImpl->pAsyncOut == NULL )
return E_OUTOFMEMORY;
InitializeCriticalSection( &pImpl->pAsyncOut->m_csTasks );
pImpl->pAsyncOut->m_hTaskThread = (HANDLE)NULL;
pImpl->pAsyncOut->m_hTaskEvent = (HANDLE)NULL;
pImpl->pAsyncOut->m_pFirst = NULL;
pImpl->pAsyncOut->m_pLast = NULL;
pImpl->pAsyncOut->m_pTaskExitThread = NULL;
pImpl->pAsyncOut->m_pPin = pImpl->pPinConnectedTo;
pImpl->pAsyncOut->m_pMemInputPin = pImpl->pMemInputPinConnectedTo;
pImpl->pAsyncOut->m_hTaskEvent =
CreateEventA( NULL, TRUE, FALSE, NULL );
if ( pImpl->pAsyncOut->m_hTaskEvent == (HANDLE)NULL )
{
hr = E_FAIL;
goto err;
}
pImpl->pAsyncOut->m_pTaskExitThread =
OutputPinAsync_AllocTask( OutTask_ExitThread );
if ( pImpl->pAsyncOut->m_pTaskExitThread == NULL )
{
hr = E_OUTOFMEMORY;
goto err;
}
pImpl->pAsyncOut->m_hTaskThread = CreateThread(
NULL, 0, OutputPinAsync_ThreadEntry, pImpl,
0, &dwThreadId );
if ( pImpl->pAsyncOut->m_hTaskThread == (HANDLE)NULL )
{
hr = E_FAIL;
goto err;
}
return NOERROR;
err:
OutputPinAsync_OnInactive( pImpl );
return hr;
}
HRESULT OutputPinAsync_OnInactive( CPinBaseImpl* pImpl )
{
OutputPinTask* pTask;
FIXME("(%p)\n",pImpl);
if ( pImpl->pAsyncOut == NULL )
return NOERROR;
if ( pImpl->pAsyncOut->m_pTaskExitThread != NULL )
{
OutputPinAsync_AddTask( pImpl->pAsyncOut, pImpl->pAsyncOut->m_pTaskExitThread, TRUE );
pImpl->pAsyncOut->m_pTaskExitThread = NULL;
}
if ( pImpl->pAsyncOut->m_hTaskThread != (HANDLE)NULL )
{
WaitForSingleObject( pImpl->pAsyncOut->m_hTaskThread, INFINITE );
CloseHandle( pImpl->pAsyncOut->m_hTaskThread );
}
if ( pImpl->pAsyncOut->m_hTaskEvent != (HANDLE)NULL )
CloseHandle( pImpl->pAsyncOut->m_hTaskEvent );
/* release all tasks. */
while ( 1 )
{
pTask = OutputPinAsync_GetNextTask( pImpl->pAsyncOut );
if ( pTask == NULL )
break;
OutputPinAsync_FreeTask( pTask );
}
DeleteCriticalSection( &pImpl->pAsyncOut->m_csTasks );
QUARTZ_FreeMem( pImpl->pAsyncOut );
pImpl->pAsyncOut = NULL;
return NOERROR;
}
HRESULT OutputPinAsync_Receive( CPinBaseImpl* pImpl, IMediaSample* pSample )
{
OutputPinAsyncImpl* This = pImpl->pAsyncOut;
OutputPinTask* pTask;
TRACE("(%p,%p)\n",pImpl,pSample);
if ( This == NULL )
return NOERROR;
pTask = OutputPinAsync_AllocTask( OutTask_Receive );
if ( pTask == NULL )
return E_OUTOFMEMORY;
pTask->pSample = pSample; IMediaSample_AddRef( pSample );
OutputPinAsync_AddTask( pImpl->pAsyncOut, pTask, FALSE );
return NOERROR;
}
HRESULT OutputPinAsync_ReceiveCanBlock( CPinBaseImpl* pImpl )
{
return S_FALSE;
}
HRESULT OutputPinAsync_EndOfStream( CPinBaseImpl* pImpl )
{
OutputPinAsyncImpl* This = pImpl->pAsyncOut;
OutputPinTask* pTask;
TRACE("(%p)\n",pImpl);
if ( This == NULL )
return NOERROR;
pTask = OutputPinAsync_AllocTask( OutTask_EndOfStream );
if ( pTask == NULL )
return E_OUTOFMEMORY;
OutputPinAsync_AddTask( pImpl->pAsyncOut, pTask, FALSE );
return NOERROR;
}
HRESULT OutputPinAsync_BeginFlush( CPinBaseImpl* pImpl )
{
OutputPinAsyncImpl* This = pImpl->pAsyncOut;
OutputPinTask* pTask;
TRACE("(%p)\n",pImpl);
if ( This == NULL )
return NOERROR;
pTask = OutputPinAsync_AllocTask( OutTask_BeginFlush );
if ( pTask == NULL )
return E_OUTOFMEMORY;
OutputPinAsync_AddTask( pImpl->pAsyncOut, pTask, TRUE );
return NOERROR;
}
HRESULT OutputPinAsync_EndFlush( CPinBaseImpl* pImpl )
{
OutputPinAsyncImpl* This = pImpl->pAsyncOut;
OutputPinTask* pTask;
TRACE("(%p)\n",pImpl);
if ( This == NULL )
return NOERROR;
pTask = OutputPinAsync_AllocTask( OutTask_EndFlush );
if ( pTask == NULL )
return E_OUTOFMEMORY;
OutputPinAsync_AddTask( pImpl->pAsyncOut, pTask, FALSE );
return NOERROR;
}
HRESULT OutputPinAsync_NewSegment( CPinBaseImpl* pImpl, REFERENCE_TIME rtStart, REFERENCE_TIME rtStop, double rate )
{
OutputPinAsyncImpl* This = pImpl->pAsyncOut;
OutputPinTask* pTask;
TRACE("(%p)\n",pImpl);
if ( This == NULL )
return NOERROR;
pTask = OutputPinAsync_AllocTask( OutTask_NewSegment );
if ( pTask == NULL )
return E_OUTOFMEMORY;
pTask->rtStart = rtStart;
pTask->rtStop = rtStop;
pTask->rate = rate;
OutputPinAsync_AddTask( pImpl->pAsyncOut, pTask, FALSE );
return NOERROR;
}