Sweden-Number/dlls/amstream/amstream.c

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/*
* Implementation of IAMMultiMediaStream Interface
*
* Copyright 2004 Christian Costa
* Copyright 2006 Ivan Leo Puoti
*
* 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 "amstream_private.h"
#include "amstream.h"
WINE_DEFAULT_DEBUG_CHANNEL(amstream);
typedef struct {
IAMMultiMediaStream IAMMultiMediaStream_iface;
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LONG ref;
IGraphBuilder* pFilterGraph;
IPin* ipin;
IGraphBuilder* GraphBuilder;
ULONG nbStreams;
IMediaStream** pStreams;
STREAM_TYPE StreamType;
} IAMMultiMediaStreamImpl;
static inline IAMMultiMediaStreamImpl *impl_from_IAMMultiMediaStream(IAMMultiMediaStream *iface)
{
return CONTAINING_RECORD(iface, IAMMultiMediaStreamImpl, IAMMultiMediaStream_iface);
}
static const struct IAMMultiMediaStreamVtbl AM_Vtbl;
HRESULT AM_create(IUnknown *pUnkOuter, LPVOID *ppObj)
{
IAMMultiMediaStreamImpl* object;
TRACE("(%p,%p)\n", pUnkOuter, ppObj);
if( pUnkOuter )
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return CLASS_E_NOAGGREGATION;
object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IAMMultiMediaStreamImpl));
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if (!object)
{
ERR("Out of memory\n");
return E_OUTOFMEMORY;
}
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object->IAMMultiMediaStream_iface.lpVtbl = &AM_Vtbl;
object->ref = 1;
*ppObj = object;
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return S_OK;
}
/*** IUnknown methods ***/
static HRESULT WINAPI IAMMultiMediaStreamImpl_QueryInterface(IAMMultiMediaStream* iface, REFIID riid, void** ppvObject)
{
IAMMultiMediaStreamImpl *This = impl_from_IAMMultiMediaStream(iface);
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TRACE("(%p/%p)->(%s,%p)\n", iface, This, debugstr_guid(riid), ppvObject);
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if (IsEqualGUID(riid, &IID_IUnknown) ||
IsEqualGUID(riid, &IID_IMultiMediaStream) ||
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IsEqualGUID(riid, &IID_IAMMultiMediaStream))
{
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IUnknown_AddRef(iface);
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*ppvObject = This;
return S_OK;
}
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ERR("(%p)->(%s,%p),not found\n",This,debugstr_guid(riid),ppvObject);
return E_NOINTERFACE;
}
static ULONG WINAPI IAMMultiMediaStreamImpl_AddRef(IAMMultiMediaStream* iface)
{
IAMMultiMediaStreamImpl *This = impl_from_IAMMultiMediaStream(iface);
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TRACE("(%p/%p)\n", iface, This);
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return InterlockedIncrement(&This->ref);
}
static ULONG WINAPI IAMMultiMediaStreamImpl_Release(IAMMultiMediaStream* iface)
{
IAMMultiMediaStreamImpl *This = impl_from_IAMMultiMediaStream(iface);
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ULONG ref = InterlockedDecrement(&This->ref);
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TRACE("(%p/%p)\n", iface, This);
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if (!ref)
HeapFree(GetProcessHeap(), 0, This);
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return ref;
}
/*** IMultiMediaStream methods ***/
static HRESULT WINAPI IAMMultiMediaStreamImpl_GetInformation(IAMMultiMediaStream* iface, DWORD* pdwFlags, STREAM_TYPE* pStreamType)
{
IAMMultiMediaStreamImpl *This = impl_from_IAMMultiMediaStream(iface);
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FIXME("(%p/%p)->(%p,%p) stub!\n", This, iface, pdwFlags, pStreamType);
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return E_NOTIMPL;
}
static HRESULT WINAPI IAMMultiMediaStreamImpl_GetMediaStream(IAMMultiMediaStream* iface, REFMSPID idPurpose, IMediaStream** ppMediaStream)
{
IAMMultiMediaStreamImpl *This = impl_from_IAMMultiMediaStream(iface);
MSPID PurposeId;
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unsigned int i;
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TRACE("(%p/%p)->(%s,%p)\n", This, iface, debugstr_guid(idPurpose), ppMediaStream);
for (i = 0; i < This->nbStreams; i++)
{
IMediaStream_GetInformation(This->pStreams[i], &PurposeId, NULL);
if (IsEqualIID(&PurposeId, idPurpose))
{
*ppMediaStream = This->pStreams[i];
IMediaStream_AddRef(*ppMediaStream);
return S_OK;
}
}
return MS_E_NOSTREAM;
}
static HRESULT WINAPI IAMMultiMediaStreamImpl_EnumMediaStreams(IAMMultiMediaStream* iface, LONG Index, IMediaStream** ppMediaStream)
{
IAMMultiMediaStreamImpl *This = impl_from_IAMMultiMediaStream(iface);
FIXME("(%p/%p)->(%d,%p) stub!\n", This, iface, Index, ppMediaStream);
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return E_NOTIMPL;
}
static HRESULT WINAPI IAMMultiMediaStreamImpl_GetState(IAMMultiMediaStream* iface, STREAM_STATE* pCurrentState)
{
IAMMultiMediaStreamImpl *This = impl_from_IAMMultiMediaStream(iface);
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FIXME("(%p/%p)->(%p) stub!\n", This, iface, pCurrentState);
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return E_NOTIMPL;
}
static HRESULT WINAPI IAMMultiMediaStreamImpl_SetState(IAMMultiMediaStream* iface, STREAM_STATE NewState)
{
IAMMultiMediaStreamImpl *This = impl_from_IAMMultiMediaStream(iface);
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FIXME("(%p/%p)->() stub!\n", This, iface);
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return E_NOTIMPL;
}
static HRESULT WINAPI IAMMultiMediaStreamImpl_GetTime(IAMMultiMediaStream* iface, STREAM_TIME* pCurrentTime)
{
IAMMultiMediaStreamImpl *This = impl_from_IAMMultiMediaStream(iface);
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FIXME("(%p/%p)->(%p) stub!\n", This, iface, pCurrentTime);
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return E_NOTIMPL;
}
static HRESULT WINAPI IAMMultiMediaStreamImpl_GetDuration(IAMMultiMediaStream* iface, STREAM_TIME* pDuration)
{
IAMMultiMediaStreamImpl *This = impl_from_IAMMultiMediaStream(iface);
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FIXME("(%p/%p)->(%p) stub!\n", This, iface, pDuration);
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return E_NOTIMPL;
}
static HRESULT WINAPI IAMMultiMediaStreamImpl_Seek(IAMMultiMediaStream* iface, STREAM_TIME SeekTime)
{
IAMMultiMediaStreamImpl *This = impl_from_IAMMultiMediaStream(iface);
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FIXME("(%p/%p)->() stub!\n", This, iface);
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return E_NOTIMPL;
}
static HRESULT WINAPI IAMMultiMediaStreamImpl_GetEndOfStream(IAMMultiMediaStream* iface, HANDLE* phEOS)
{
IAMMultiMediaStreamImpl *This = impl_from_IAMMultiMediaStream(iface);
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FIXME("(%p/%p)->(%p) stub!\n", This, iface, phEOS);
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return E_NOTIMPL;
}
/*** IAMMultiMediaStream methods ***/
static HRESULT WINAPI IAMMultiMediaStreamImpl_Initialize(IAMMultiMediaStream* iface, STREAM_TYPE StreamType, DWORD dwFlags, IGraphBuilder* pFilterGraph)
{
IAMMultiMediaStreamImpl *This = impl_from_IAMMultiMediaStream(iface);
HRESULT hr = S_OK;
TRACE("(%p/%p)->(%x,%x,%p)\n", This, iface, (DWORD)StreamType, dwFlags, pFilterGraph);
if (pFilterGraph)
{
This->pFilterGraph = pFilterGraph;
IGraphBuilder_AddRef(This->pFilterGraph);
}
else
{
hr = CoCreateInstance(&CLSID_FilterGraph, NULL, CLSCTX_INPROC_SERVER, &IID_IGraphBuilder, (LPVOID*)&This->pFilterGraph);
}
if (SUCCEEDED(hr))
{
This->StreamType = StreamType;
}
return hr;
}
static HRESULT WINAPI IAMMultiMediaStreamImpl_GetFilterGraph(IAMMultiMediaStream* iface, IGraphBuilder** ppGraphBuilder)
{
IAMMultiMediaStreamImpl *This = impl_from_IAMMultiMediaStream(iface);
TRACE("(%p/%p)->(%p)\n", This, iface, ppGraphBuilder);
if (!ppGraphBuilder)
return E_POINTER;
if (This->pFilterGraph)
return IFilterGraph_QueryInterface(This->pFilterGraph, &IID_IGraphBuilder, (void**)ppGraphBuilder);
else
*ppGraphBuilder = NULL;
return S_OK;
}
static HRESULT WINAPI IAMMultiMediaStreamImpl_GetFilter(IAMMultiMediaStream* iface, IMediaStreamFilter** ppFilter)
{
IAMMultiMediaStreamImpl *This = impl_from_IAMMultiMediaStream(iface);
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FIXME("(%p/%p)->(%p) stub!\n", This, iface, ppFilter);
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return E_NOTIMPL;
}
static HRESULT WINAPI IAMMultiMediaStreamImpl_AddMediaStream(IAMMultiMediaStream* iface, IUnknown* pStreamObject, const MSPID* PurposeId,
DWORD dwFlags, IMediaStream** ppNewStream)
{
IAMMultiMediaStreamImpl *This = impl_from_IAMMultiMediaStream(iface);
HRESULT hr;
IMediaStream* pStream;
IMediaStream** pNewStreams;
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FIXME("(%p/%p)->(%p,%s,%x,%p) partial stub!\n", This, iface, pStreamObject, debugstr_guid(PurposeId), dwFlags, ppNewStream);
hr = mediastream_create((IMultiMediaStream*)iface, PurposeId, This->StreamType, &pStream);
if (SUCCEEDED(hr))
{
pNewStreams = CoTaskMemRealloc(This->pStreams, (This->nbStreams+1) * sizeof(IMediaStream*));
if (!pNewStreams)
{
IMediaStream_Release(pStream);
return E_OUTOFMEMORY;
}
This->pStreams = pNewStreams;
This->pStreams[This->nbStreams] = pStream;
This->nbStreams++;
if (ppNewStream)
*ppNewStream = pStream;
}
return hr;
}
static HRESULT WINAPI IAMMultiMediaStreamImpl_OpenFile(IAMMultiMediaStream* iface, LPCWSTR pszFileName, DWORD dwFlags)
{
HRESULT ret;
IAMMultiMediaStreamImpl *This = impl_from_IAMMultiMediaStream(iface);
IFileSourceFilter *SourceFilter;
IBaseFilter *BaseFilter;
IEnumPins *EnumPins;
IPin *ipin;
PIN_DIRECTION pin_direction;
TRACE("(%p/%p)->(%s,%x)\n", This, iface, debugstr_w(pszFileName), dwFlags);
ret = CoCreateInstance(&CLSID_AsyncReader, NULL, CLSCTX_INPROC_SERVER, &IID_IFileSourceFilter, (void**)&SourceFilter);
if(ret != S_OK)
return ret;
ret = IFileSourceFilter_Load(SourceFilter, pszFileName, NULL);
if(ret != S_OK)
{
IFileSourceFilter_Release(SourceFilter);
return ret;
}
ret = IFileSourceFilter_QueryInterface(SourceFilter, &IID_IBaseFilter, (void**)&BaseFilter);
if(ret != S_OK)
{
IFileSourceFilter_Release(SourceFilter);
return ret;
}
ret = IBaseFilter_EnumPins(BaseFilter, &EnumPins);
if(ret != S_OK)
{
goto end;
}
ret = IEnumPins_Next(EnumPins, 1, &ipin, NULL);
if(ret == S_OK)
{
ret = IPin_QueryDirection(ipin, &pin_direction);
IEnumPins_Release(EnumPins);
if(ret == S_OK && pin_direction == PINDIR_OUTPUT)
This->ipin = ipin;
else
goto end;
}
else
{
IEnumPins_Release(EnumPins);
goto end;
}
/* If Initialize was not called before, we do it here */
if (!This->pFilterGraph)
{
ret = IAMMultiMediaStream_Initialize(iface, STREAMTYPE_READ, 0, NULL);
if (FAILED(ret))
goto end;
}
ret = IFilterGraph_QueryInterface(This->pFilterGraph, &IID_IGraphBuilder, (void**)&This->GraphBuilder);
if(ret != S_OK)
{
goto end;
}
ret = IGraphBuilder_AddSourceFilter(This->GraphBuilder, pszFileName, pszFileName, &BaseFilter);
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end:
IBaseFilter_Release(BaseFilter);
IFileSourceFilter_Release(SourceFilter);
return ret;
}
static HRESULT WINAPI IAMMultiMediaStreamImpl_OpenMoniker(IAMMultiMediaStream* iface, IBindCtx* pCtx, IMoniker* pMoniker, DWORD dwFlags)
{
IAMMultiMediaStreamImpl *This = impl_from_IAMMultiMediaStream(iface);
FIXME("(%p/%p)->(%p,%p,%x) stub!\n", This, iface, pCtx, pMoniker, dwFlags);
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return E_NOTIMPL;
}
static HRESULT WINAPI IAMMultiMediaStreamImpl_Render(IAMMultiMediaStream* iface, DWORD dwFlags)
{
IAMMultiMediaStreamImpl *This = impl_from_IAMMultiMediaStream(iface);
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FIXME("(%p/%p)->(%x) partial stub!\n", This, iface, dwFlags);
if(dwFlags != AMMSF_NOCLOCK)
return E_INVALIDARG;
return IGraphBuilder_Render(This->GraphBuilder, This->ipin);
}
static const IAMMultiMediaStreamVtbl AM_Vtbl =
{
IAMMultiMediaStreamImpl_QueryInterface,
IAMMultiMediaStreamImpl_AddRef,
IAMMultiMediaStreamImpl_Release,
IAMMultiMediaStreamImpl_GetInformation,
IAMMultiMediaStreamImpl_GetMediaStream,
IAMMultiMediaStreamImpl_EnumMediaStreams,
IAMMultiMediaStreamImpl_GetState,
IAMMultiMediaStreamImpl_SetState,
IAMMultiMediaStreamImpl_GetTime,
IAMMultiMediaStreamImpl_GetDuration,
IAMMultiMediaStreamImpl_Seek,
IAMMultiMediaStreamImpl_GetEndOfStream,
IAMMultiMediaStreamImpl_Initialize,
IAMMultiMediaStreamImpl_GetFilterGraph,
IAMMultiMediaStreamImpl_GetFilter,
IAMMultiMediaStreamImpl_AddMediaStream,
IAMMultiMediaStreamImpl_OpenFile,
IAMMultiMediaStreamImpl_OpenMoniker,
IAMMultiMediaStreamImpl_Render
};