Sweden-Number/dlls/amstream/mediastreamfilter.c

334 lines
9.5 KiB
C

/*
* Implementation of MediaStream Filter
*
* Copyright 2008 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 "wine/debug.h"
#define COBJMACROS
#include "winbase.h"
#include "wingdi.h"
#include "dshow.h"
#include "wine/strmbase.h"
#include "amstream_private.h"
#include "amstream.h"
#include "ddstream.h"
WINE_DEFAULT_DEBUG_CHANNEL(amstream);
typedef struct {
BaseFilter filter;
ULONG nb_streams;
IMediaStream** streams;
} IMediaStreamFilterImpl;
static inline IMediaStreamFilterImpl *impl_from_IMediaStreamFilter(IMediaStreamFilter *iface)
{
return CONTAINING_RECORD(iface, IMediaStreamFilterImpl, filter);
}
/*** IUnknown methods ***/
static HRESULT WINAPI MediaStreamFilterImpl_QueryInterface(IMediaStreamFilter *iface, REFIID riid,
void **ppv)
{
IMediaStreamFilterImpl *This = impl_from_IMediaStreamFilter(iface);
TRACE("(%p)->(%s, %p)\n", iface, debugstr_guid(riid), ppv);
*ppv = NULL;
if (IsEqualIID(riid, &IID_IUnknown))
*ppv = This;
else if (IsEqualIID(riid, &IID_IPersist))
*ppv = This;
else if (IsEqualIID(riid, &IID_IMediaFilter))
*ppv = This;
else if (IsEqualIID(riid, &IID_IBaseFilter))
*ppv = This;
else if (IsEqualIID(riid, &IID_IMediaStreamFilter))
*ppv = This;
if (*ppv)
{
IUnknown_AddRef((IUnknown *)(*ppv));
return S_OK;
}
return E_NOINTERFACE;
}
static ULONG WINAPI MediaStreamFilterImpl_AddRef(IMediaStreamFilter *iface)
{
return BaseFilterImpl_AddRef((IBaseFilter*)iface);
}
static ULONG WINAPI MediaStreamFilterImpl_Release(IMediaStreamFilter *iface)
{
IMediaStreamFilterImpl *This = impl_from_IMediaStreamFilter(iface);
ULONG refCount = BaseFilterImpl_Release((IBaseFilter*)iface);
TRACE("(%p)->() Release from %d\n", iface, refCount + 1);
if (!refCount)
{
int i;
for (i = 0; i < This->nb_streams; i++)
IMediaStream_Release(This->streams[i]);
HeapFree(GetProcessHeap(), 0, This);
}
return refCount;
}
/*** IPersist methods ***/
static HRESULT WINAPI MediaStreamFilterImpl_GetClassID(IMediaStreamFilter * iface, CLSID * pClsid)
{
return BaseFilterImpl_GetClassID((IBaseFilter*)iface, pClsid);
}
/*** IBaseFilter methods ***/
static HRESULT WINAPI MediaStreamFilterImpl_Stop(IMediaStreamFilter * iface)
{
FIXME("(%p)->(): Stub!\n", iface);
return E_NOTIMPL;
}
static HRESULT WINAPI MediaStreamFilterImpl_Pause(IMediaStreamFilter * iface)
{
FIXME("(%p)->(): Stub!\n", iface);
return E_NOTIMPL;
}
static HRESULT WINAPI MediaStreamFilterImpl_Run(IMediaStreamFilter * iface, REFERENCE_TIME tStart)
{
FIXME("(%p)->(%s): Stub!\n", iface, wine_dbgstr_longlong(tStart));
return E_NOTIMPL;
}
static HRESULT WINAPI MediaStreamFilterImpl_GetState(IMediaStreamFilter * iface, DWORD dwMilliSecsTimeout, FILTER_STATE *pState)
{
return BaseFilterImpl_GetState((IBaseFilter*)iface, dwMilliSecsTimeout, pState);
}
static HRESULT WINAPI MediaStreamFilterImpl_SetSyncSource(IMediaStreamFilter * iface, IReferenceClock *pClock)
{
return BaseFilterImpl_SetSyncSource((IBaseFilter*)iface, pClock);
}
static HRESULT WINAPI MediaStreamFilterImpl_GetSyncSource(IMediaStreamFilter * iface, IReferenceClock **ppClock)
{
return BaseFilterImpl_GetSyncSource((IBaseFilter*)iface, ppClock);
}
static HRESULT WINAPI MediaStreamFilterImpl_EnumPins(IMediaStreamFilter * iface, IEnumPins **ppEnum)
{
return BaseFilterImpl_EnumPins((IBaseFilter*)iface, ppEnum);
}
static HRESULT WINAPI MediaStreamFilterImpl_FindPin(IMediaStreamFilter * iface, LPCWSTR Id, IPin **ppPin)
{
FIXME("(%p)->(%s,%p): Stub!\n", iface, debugstr_w(Id), ppPin);
return E_NOTIMPL;
}
static HRESULT WINAPI MediaStreamFilterImpl_QueryFilterInfo(IMediaStreamFilter * iface, FILTER_INFO *pInfo)
{
return BaseFilterImpl_QueryFilterInfo((IBaseFilter*)iface, pInfo);
}
static HRESULT WINAPI MediaStreamFilterImpl_JoinFilterGraph(IMediaStreamFilter * iface, IFilterGraph *pGraph, LPCWSTR pName)
{
return BaseFilterImpl_JoinFilterGraph((IBaseFilter*)iface, pGraph, pName);
}
static HRESULT WINAPI MediaStreamFilterImpl_QueryVendorInfo(IMediaStreamFilter * iface, LPWSTR *pVendorInfo)
{
return BaseFilterImpl_QueryVendorInfo((IBaseFilter*)iface, pVendorInfo);
}
/*** IMediaStreamFilter methods ***/
static HRESULT WINAPI MediaStreamFilterImpl_AddMediaStream(IMediaStreamFilter* iface, IAMMediaStream *pAMMediaStream)
{
IMediaStreamFilterImpl *This = impl_from_IMediaStreamFilter(iface);
IMediaStream** streams;
TRACE("(%p)->(%p)\n", iface, pAMMediaStream);
streams = CoTaskMemRealloc(This->streams, (This->nb_streams + 1) * sizeof(IMediaStream*));
if (!streams)
return E_OUTOFMEMORY;
This->streams = streams;
This->streams[This->nb_streams] = (IMediaStream*)pAMMediaStream;
This->nb_streams++;
IMediaStream_AddRef((IMediaStream*)pAMMediaStream);
return S_OK;
}
static HRESULT WINAPI MediaStreamFilterImpl_GetMediaStream(IMediaStreamFilter* iface, REFMSPID idPurpose, IMediaStream **ppMediaStream)
{
IMediaStreamFilterImpl *This = impl_from_IMediaStreamFilter(iface);
MSPID purpose_id;
unsigned int i;
TRACE("(%p)->(%s,%p)\n", iface, debugstr_guid(idPurpose), ppMediaStream);
for (i = 0; i < This->nb_streams; i++)
{
IMediaStream_GetInformation(This->streams[i], &purpose_id, NULL);
if (IsEqualIID(&purpose_id, idPurpose))
{
*ppMediaStream = This->streams[i];
IMediaStream_AddRef(*ppMediaStream);
return S_OK;
}
}
return MS_E_NOSTREAM;
}
static HRESULT WINAPI MediaStreamFilterImpl_EnumMediaStreams(IMediaStreamFilter* iface, LONG Index, IMediaStream **ppMediaStream)
{
FIXME("(%p)->(%d,%p): Stub!\n", iface, Index, ppMediaStream);
return E_NOTIMPL;
}
static HRESULT WINAPI MediaStreamFilterImpl_SupportSeeking(IMediaStreamFilter* iface, BOOL bRenderer)
{
FIXME("(%p)->(%d): Stub!\n", iface, bRenderer);
return E_NOTIMPL;
}
static HRESULT WINAPI MediaStreamFilterImpl_ReferenceTimeToStreamTime(IMediaStreamFilter* iface, REFERENCE_TIME *pTime)
{
FIXME("(%p)->(%p): Stub!\n", iface, pTime);
return E_NOTIMPL;
}
static HRESULT WINAPI MediaStreamFilterImpl_GetCurrentStreamTime(IMediaStreamFilter* iface, REFERENCE_TIME *pCurrentStreamTime)
{
FIXME("(%p)->(%p): Stub!\n", iface, pCurrentStreamTime);
return E_NOTIMPL;
}
static HRESULT WINAPI MediaStreamFilterImpl_WaitUntil(IMediaStreamFilter* iface, REFERENCE_TIME WaitStreamTime)
{
FIXME("(%p)->(%s): Stub!\n", iface, wine_dbgstr_longlong(WaitStreamTime));
return E_NOTIMPL;
}
static HRESULT WINAPI MediaStreamFilterImpl_Flush(IMediaStreamFilter* iface, BOOL bCancelEOS)
{
FIXME("(%p)->(%d): Stub!\n", iface, bCancelEOS);
return E_NOTIMPL;
}
static HRESULT WINAPI MediaStreamFilterImpl_EndOfStream(IMediaStreamFilter* iface)
{
FIXME("(%p)->(): Stub!\n", iface);
return E_NOTIMPL;
}
static const IMediaStreamFilterVtbl MediaStreamFilter_Vtbl =
{
MediaStreamFilterImpl_QueryInterface,
MediaStreamFilterImpl_AddRef,
MediaStreamFilterImpl_Release,
MediaStreamFilterImpl_GetClassID,
MediaStreamFilterImpl_Stop,
MediaStreamFilterImpl_Pause,
MediaStreamFilterImpl_Run,
MediaStreamFilterImpl_GetState,
MediaStreamFilterImpl_SetSyncSource,
MediaStreamFilterImpl_GetSyncSource,
MediaStreamFilterImpl_EnumPins,
MediaStreamFilterImpl_FindPin,
MediaStreamFilterImpl_QueryFilterInfo,
MediaStreamFilterImpl_JoinFilterGraph,
MediaStreamFilterImpl_QueryVendorInfo,
MediaStreamFilterImpl_AddMediaStream,
MediaStreamFilterImpl_GetMediaStream,
MediaStreamFilterImpl_EnumMediaStreams,
MediaStreamFilterImpl_SupportSeeking,
MediaStreamFilterImpl_ReferenceTimeToStreamTime,
MediaStreamFilterImpl_GetCurrentStreamTime,
MediaStreamFilterImpl_WaitUntil,
MediaStreamFilterImpl_Flush,
MediaStreamFilterImpl_EndOfStream
};
static IPin* WINAPI MediaStreamFilterImpl_GetPin(BaseFilter *iface, int pos)
{
/* No pins */
return NULL;
}
static LONG WINAPI MediaStreamFilterImpl_GetPinCount(BaseFilter *iface)
{
/* No pins */
return 0;
}
static const BaseFilterFuncTable BaseFuncTable = {
MediaStreamFilterImpl_GetPin,
MediaStreamFilterImpl_GetPinCount
};
HRESULT MediaStreamFilter_create(IUnknown *pUnkOuter, void **ppObj)
{
IMediaStreamFilterImpl* object;
TRACE("(%p,%p)\n", pUnkOuter, ppObj);
if( pUnkOuter )
return CLASS_E_NOAGGREGATION;
object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IMediaStreamFilterImpl));
if (!object)
{
ERR("Out of memory\n");
return E_OUTOFMEMORY;
}
BaseFilter_Init(&object->filter, (IBaseFilterVtbl*)&MediaStreamFilter_Vtbl, &CLSID_MediaStreamFilter, (DWORD_PTR)(__FILE__ ": MediaStreamFilterImpl.csFilter"), &BaseFuncTable);
*ppObj = object;
return S_OK;
}