Sweden-Number/dlls/amstream/mediastream.c

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/*
* Implementation of IMediaStream Interface
*
* Copyright 2005, 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 "amstream_private.h"
#include "amstream.h"
#include "ddstream.h"
WINE_DEFAULT_DEBUG_CHANNEL(amstream);
typedef struct {
IDirectDrawMediaStream IDirectDrawMediaStream_iface;
LONG ref;
IMultiMediaStream* Parent;
MSPID PurposeId;
STREAM_TYPE StreamType;
} IDirectDrawMediaStreamImpl;
static inline IDirectDrawMediaStreamImpl *impl_from_IDirectDrawMediaStream(IDirectDrawMediaStream *iface)
{
return CONTAINING_RECORD(iface, IDirectDrawMediaStreamImpl, IDirectDrawMediaStream_iface);
}
static HRESULT WINAPI IDirectDrawMediaStreamImpl_QueryInterface(IDirectDrawMediaStream *iface,
REFIID riid, void **ppv)
{
IDirectDrawMediaStreamImpl *This = impl_from_IDirectDrawMediaStream(iface);
TRACE("(%p/%p)->(%s,%p)\n", iface, This, debugstr_guid(riid), ppv);
if (IsEqualGUID(riid, &IID_IUnknown) ||
IsEqualGUID(riid, &IID_IMediaStream) ||
IsEqualGUID(riid, &IID_IDirectDrawMediaStream))
{
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IUnknown_AddRef(iface);
*ppv = This;
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return S_OK;
}
ERR("(%p)->(%s,%p),not found\n", This, debugstr_guid(riid), ppv);
return E_NOINTERFACE;
}
static ULONG WINAPI IDirectDrawMediaStreamImpl_AddRef(IDirectDrawMediaStream *iface)
{
IDirectDrawMediaStreamImpl *This = impl_from_IDirectDrawMediaStream(iface);
TRACE("(%p/%p)\n", iface, This);
return InterlockedIncrement(&This->ref);
}
static ULONG WINAPI IDirectDrawMediaStreamImpl_Release(IDirectDrawMediaStream *iface)
{
IDirectDrawMediaStreamImpl *This = impl_from_IDirectDrawMediaStream(iface);
ULONG ref = InterlockedDecrement(&This->ref);
TRACE("(%p/%p)\n", iface, This);
if (!ref)
HeapFree(GetProcessHeap(), 0, This);
return ref;
}
/*** IMediaStream methods ***/
static HRESULT WINAPI IDirectDrawMediaStreamImpl_GetMultiMediaStream(IDirectDrawMediaStream *iface,
IMultiMediaStream** ppMultiMediaStream)
{
IDirectDrawMediaStreamImpl *This = impl_from_IDirectDrawMediaStream(iface);
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FIXME("(%p/%p)->(%p) stub!\n", This, iface, ppMultiMediaStream);
return S_FALSE;
}
static HRESULT WINAPI IDirectDrawMediaStreamImpl_GetInformation(IDirectDrawMediaStream *iface,
MSPID *pPurposeId, STREAM_TYPE *pType)
{
IDirectDrawMediaStreamImpl *This = impl_from_IDirectDrawMediaStream(iface);
TRACE("(%p/%p)->(%p,%p)\n", This, iface, pPurposeId, pType);
if (pPurposeId)
*pPurposeId = This->PurposeId;
if (pType)
*pType = This->StreamType;
return S_OK;
}
static HRESULT WINAPI IDirectDrawMediaStreamImpl_SetSameFormat(IDirectDrawMediaStream *iface,
IMediaStream *pStreamThatHasDesiredFormat, DWORD dwFlags)
{
IDirectDrawMediaStreamImpl *This = impl_from_IDirectDrawMediaStream(iface);
FIXME("(%p/%p)->(%p,%x) stub!\n", This, iface, pStreamThatHasDesiredFormat, dwFlags);
return S_FALSE;
}
static HRESULT WINAPI IDirectDrawMediaStreamImpl_AllocateSample(IDirectDrawMediaStream *iface,
DWORD dwFlags, IStreamSample **ppSample)
{
IDirectDrawMediaStreamImpl *This = impl_from_IDirectDrawMediaStream(iface);
FIXME("(%p/%p)->(%x,%p) stub!\n", This, iface, dwFlags, ppSample);
return S_FALSE;
}
static HRESULT WINAPI IDirectDrawMediaStreamImpl_CreateSharedSample(IDirectDrawMediaStream *iface,
IStreamSample *pExistingSample, DWORD dwFlags, IStreamSample **ppSample)
{
IDirectDrawMediaStreamImpl *This = impl_from_IDirectDrawMediaStream(iface);
FIXME("(%p/%p)->(%p,%x,%p) stub!\n", This, iface, pExistingSample, dwFlags, ppSample);
return S_FALSE;
}
static HRESULT WINAPI IDirectDrawMediaStreamImpl_SendEndOfStream(IDirectDrawMediaStream *iface,
DWORD dwFlags)
{
IDirectDrawMediaStreamImpl *This = impl_from_IDirectDrawMediaStream(iface);
FIXME("(%p/%p)->(%x) stub!\n", This, iface, dwFlags);
return S_FALSE;
}
static HRESULT WINAPI IDirectDrawMediaStreamImpl_GetFormat(IDirectDrawMediaStream *iface,
DDSURFACEDESC *pDDSDCurrent, IDirectDrawPalette **ppDirectDrawPalette,
DDSURFACEDESC *pDDSDDesired, DWORD *pdwFlags)
{
FIXME("(%p)->(%p,%p,%p,%p) stub!\n", iface, pDDSDCurrent, ppDirectDrawPalette, pDDSDDesired,
pdwFlags);
return E_NOTIMPL;
}
static HRESULT WINAPI IDirectDrawMediaStreamImpl_SetFormat(IDirectDrawMediaStream *iface,
const DDSURFACEDESC *pDDSurfaceDesc, IDirectDrawPalette *pDirectDrawPalette)
{
FIXME("(%p)->(%p,%p) stub!\n", iface, pDDSurfaceDesc, pDirectDrawPalette);
return E_NOTIMPL;
}
static HRESULT WINAPI IDirectDrawMediaStreamImpl_GetDirectDraw(IDirectDrawMediaStream *iface,
IDirectDraw **ppDirectDraw)
{
FIXME("(%p)->(%p) stub!\n", iface, ppDirectDraw);
return E_NOTIMPL;
}
static HRESULT WINAPI IDirectDrawMediaStreamImpl_SetDirectDraw(IDirectDrawMediaStream *iface,
IDirectDraw *pDirectDraw)
{
FIXME("(%p)->(%p) stub!\n", iface, pDirectDraw);
return E_NOTIMPL;
}
static HRESULT WINAPI IDirectDrawMediaStreamImpl_CreateSample(IDirectDrawMediaStream *iface,
IDirectDrawSurface *pSurface, const RECT *pRect, DWORD dwFlags,
IDirectDrawStreamSample **ppSample)
{
FIXME("(%p)->(%p,%p,%x,%p) stub!\n", iface, pSurface, pRect, dwFlags, ppSample);
return E_NOTIMPL;
}
static HRESULT WINAPI IDirectDrawMediaStreamImpl_GetTimePerFrame(IDirectDrawMediaStream *iface,
STREAM_TIME *pFrameTime)
{
FIXME("(%p)->(%p) stub!\n", iface, pFrameTime);
return E_NOTIMPL;
}
static const struct IDirectDrawMediaStreamVtbl DirectDrawMediaStream_Vtbl =
{
IDirectDrawMediaStreamImpl_QueryInterface,
IDirectDrawMediaStreamImpl_AddRef,
IDirectDrawMediaStreamImpl_Release,
IDirectDrawMediaStreamImpl_GetMultiMediaStream,
IDirectDrawMediaStreamImpl_GetInformation,
IDirectDrawMediaStreamImpl_SetSameFormat,
IDirectDrawMediaStreamImpl_AllocateSample,
IDirectDrawMediaStreamImpl_CreateSharedSample,
IDirectDrawMediaStreamImpl_SendEndOfStream,
IDirectDrawMediaStreamImpl_GetFormat,
IDirectDrawMediaStreamImpl_SetFormat,
IDirectDrawMediaStreamImpl_GetDirectDraw,
IDirectDrawMediaStreamImpl_SetDirectDraw,
IDirectDrawMediaStreamImpl_CreateSample,
IDirectDrawMediaStreamImpl_GetTimePerFrame
};
HRESULT mediastream_create(IMultiMediaStream *Parent, const MSPID *pPurposeId,
STREAM_TYPE StreamType, IMediaStream **ppMediaStream)
{
IDirectDrawMediaStreamImpl *object;
TRACE("(%p,%s,%p)\n", Parent, debugstr_guid(pPurposeId), ppMediaStream);
object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDirectDrawMediaStreamImpl));
if (!object)
{
ERR("Out of memory\n");
return E_OUTOFMEMORY;
}
object->IDirectDrawMediaStream_iface.lpVtbl = &DirectDrawMediaStream_Vtbl;
object->ref = 1;
object->Parent = Parent;
object->PurposeId = *pPurposeId;
object->StreamType = StreamType;
*ppMediaStream = (IMediaStream*)&object->IDirectDrawMediaStream_iface;
return S_OK;
}