Sweden-Number/dlls/strmbase/video.c

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/*
* Generic Implementation of strmbase video classes
*
* Copyright 2012 Aric Stewart, CodeWeavers
*
* 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 "strmbase_private.h"
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WINE_DEFAULT_DEBUG_CHANNEL(strmbase);
static inline BaseControlVideo *impl_from_IBasicVideo(IBasicVideo *iface)
{
return CONTAINING_RECORD(iface, BaseControlVideo, IBasicVideo_iface);
}
HRESULT WINAPI BaseControlVideo_Destroy(BaseControlVideo *pControlVideo)
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{
return S_OK;
}
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static HRESULT BaseControlVideoImpl_CheckSourceRect(BaseControlVideo *This, RECT *pSourceRect)
{
LONG VideoWidth, VideoHeight;
HRESULT hr;
if (IsRectEmpty(pSourceRect))
return E_INVALIDARG;
hr = IBasicVideo_GetVideoSize(&This->IBasicVideo_iface, &VideoWidth, &VideoHeight);
if (FAILED(hr))
return hr;
if (pSourceRect->top < 0 || pSourceRect->left < 0 ||
pSourceRect->bottom > VideoHeight || pSourceRect->right > VideoWidth)
return E_INVALIDARG;
return S_OK;
}
static HRESULT BaseControlVideoImpl_CheckTargetRect(BaseControlVideo *This, RECT *pTargetRect)
{
if (IsRectEmpty(pTargetRect))
return E_INVALIDARG;
return S_OK;
}
static HRESULT WINAPI basic_video_QueryInterface(IBasicVideo *iface, REFIID iid, void **out)
{
BaseControlVideo *video = impl_from_IBasicVideo(iface);
return IUnknown_QueryInterface(video->pFilter->outer_unk, iid, out);
}
static ULONG WINAPI basic_video_AddRef(IBasicVideo *iface)
{
BaseControlVideo *video = impl_from_IBasicVideo(iface);
return IUnknown_AddRef(video->pFilter->outer_unk);
}
static ULONG WINAPI basic_video_Release(IBasicVideo *iface)
{
BaseControlVideo *video = impl_from_IBasicVideo(iface);
return IUnknown_Release(video->pFilter->outer_unk);
}
static HRESULT WINAPI basic_video_GetTypeInfoCount(IBasicVideo *iface, UINT *count)
{
TRACE("iface %p, count %p.\n", iface, count);
*count = 1;
return S_OK;
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}
static HRESULT WINAPI basic_video_GetTypeInfo(IBasicVideo *iface, UINT index,
LCID lcid, ITypeInfo **typeinfo)
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{
TRACE("iface %p, index %u, lcid %#x, typeinfo %p.\n", iface, index, lcid, typeinfo);
return strmbase_get_typeinfo(IBasicVideo_tid, typeinfo);
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}
static HRESULT WINAPI basic_video_GetIDsOfNames(IBasicVideo *iface, REFIID iid,
LPOLESTR *names, UINT count, LCID lcid, DISPID *ids)
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{
ITypeInfo *typeinfo;
HRESULT hr;
TRACE("iface %p, iid %s, names %p, count %u, lcid %#x, ids %p.\n",
iface, debugstr_guid(iid), names, count, lcid, ids);
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if (SUCCEEDED(hr = strmbase_get_typeinfo(IBasicVideo_tid, &typeinfo)))
{
hr = ITypeInfo_GetIDsOfNames(typeinfo, names, count, ids);
ITypeInfo_Release(typeinfo);
}
return hr;
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}
static HRESULT WINAPI basic_video_Invoke(IBasicVideo *iface, DISPID id, REFIID iid, LCID lcid,
WORD flags, DISPPARAMS *params, VARIANT *result, EXCEPINFO *excepinfo, UINT *error_arg)
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{
ITypeInfo *typeinfo;
HRESULT hr;
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TRACE("iface %p, id %d, iid %s, lcid %#x, flags %#x, params %p, result %p, excepinfo %p, error_arg %p.\n",
iface, id, debugstr_guid(iid), lcid, flags, params, result, excepinfo, error_arg);
if (SUCCEEDED(hr = strmbase_get_typeinfo(IBasicVideo_tid, &typeinfo)))
{
hr = ITypeInfo_Invoke(typeinfo, iface, id, flags, params, result, excepinfo, error_arg);
ITypeInfo_Release(typeinfo);
}
return hr;
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}
static HRESULT WINAPI basic_video_get_AvgTimePerFrame(IBasicVideo *iface, REFTIME *pAvgTimePerFrame)
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{
VIDEOINFOHEADER *vih;
BaseControlVideo *This = impl_from_IBasicVideo(iface);
if (!pAvgTimePerFrame)
return E_POINTER;
if (!This->pPin->peer)
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return VFW_E_NOT_CONNECTED;
TRACE("(%p/%p)->(%p)\n", This, iface, pAvgTimePerFrame);
vih = This->pFuncsTable->pfnGetVideoFormat(This);
*pAvgTimePerFrame = vih->AvgTimePerFrame;
return S_OK;
}
static HRESULT WINAPI basic_video_get_BitRate(IBasicVideo *iface, LONG *pBitRate)
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{
VIDEOINFOHEADER *vih;
BaseControlVideo *This = impl_from_IBasicVideo(iface);
TRACE("(%p/%p)->(%p)\n", This, iface, pBitRate);
if (!pBitRate)
return E_POINTER;
if (!This->pPin->peer)
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return VFW_E_NOT_CONNECTED;
vih = This->pFuncsTable->pfnGetVideoFormat(This);
*pBitRate = vih->dwBitRate;
return S_OK;
}
static HRESULT WINAPI basic_video_get_BitErrorRate(IBasicVideo *iface, LONG *pBitErrorRate)
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{
VIDEOINFOHEADER *vih;
BaseControlVideo *This = impl_from_IBasicVideo(iface);
TRACE("(%p/%p)->(%p)\n", This, iface, pBitErrorRate);
if (!pBitErrorRate)
return E_POINTER;
if (!This->pPin->peer)
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return VFW_E_NOT_CONNECTED;
vih = This->pFuncsTable->pfnGetVideoFormat(This);
*pBitErrorRate = vih->dwBitErrorRate;
return S_OK;
}
static HRESULT WINAPI basic_video_get_VideoWidth(IBasicVideo *iface, LONG *pVideoWidth)
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{
VIDEOINFOHEADER *vih;
BaseControlVideo *This = impl_from_IBasicVideo(iface);
TRACE("(%p/%p)->(%p)\n", This, iface, pVideoWidth);
if (!pVideoWidth)
return E_POINTER;
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vih = This->pFuncsTable->pfnGetVideoFormat(This);
*pVideoWidth = vih->bmiHeader.biWidth;
return S_OK;
}
static HRESULT WINAPI basic_video_get_VideoHeight(IBasicVideo *iface, LONG *pVideoHeight)
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{
VIDEOINFOHEADER *vih;
BaseControlVideo *This = impl_from_IBasicVideo(iface);
TRACE("(%p/%p)->(%p)\n", This, iface, pVideoHeight);
if (!pVideoHeight)
return E_POINTER;
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vih = This->pFuncsTable->pfnGetVideoFormat(This);
*pVideoHeight = abs(vih->bmiHeader.biHeight);
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return S_OK;
}
static HRESULT WINAPI basic_video_put_SourceLeft(IBasicVideo *iface, LONG SourceLeft)
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{
RECT SourceRect;
BaseControlVideo *This = impl_from_IBasicVideo(iface);
HRESULT hr;
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TRACE("(%p/%p)->(%d)\n", This, iface, SourceLeft);
hr = This->pFuncsTable->pfnGetSourceRect(This, &SourceRect);
if (SUCCEEDED(hr))
{
SourceRect.right = (SourceRect.right - SourceRect.left) + SourceLeft;
SourceRect.left = SourceLeft;
hr = BaseControlVideoImpl_CheckSourceRect(This, &SourceRect);
}
if (SUCCEEDED(hr))
hr = This->pFuncsTable->pfnSetSourceRect(This, &SourceRect);
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return hr;
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}
static HRESULT WINAPI basic_video_get_SourceLeft(IBasicVideo *iface, LONG *pSourceLeft)
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{
RECT SourceRect;
BaseControlVideo *This = impl_from_IBasicVideo(iface);
TRACE("(%p/%p)->(%p)\n", This, iface, pSourceLeft);
if (!pSourceLeft)
return E_POINTER;
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This->pFuncsTable->pfnGetSourceRect(This, &SourceRect);
*pSourceLeft = SourceRect.left;
return S_OK;
}
static HRESULT WINAPI basic_video_put_SourceWidth(IBasicVideo *iface, LONG SourceWidth)
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{
RECT SourceRect;
BaseControlVideo *This = impl_from_IBasicVideo(iface);
HRESULT hr;
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TRACE("(%p/%p)->(%d)\n", This, iface, SourceWidth);
hr = This->pFuncsTable->pfnGetSourceRect(This, &SourceRect);
if (SUCCEEDED(hr))
{
SourceRect.right = SourceRect.left + SourceWidth;
hr = BaseControlVideoImpl_CheckSourceRect(This, &SourceRect);
}
if (SUCCEEDED(hr))
hr = This->pFuncsTable->pfnSetSourceRect(This, &SourceRect);
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return hr;
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}
static HRESULT WINAPI basic_video_get_SourceWidth(IBasicVideo *iface, LONG *pSourceWidth)
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{
RECT SourceRect;
BaseControlVideo *This = impl_from_IBasicVideo(iface);
TRACE("(%p/%p)->(%p)\n", This, iface, pSourceWidth);
if (!pSourceWidth)
return E_POINTER;
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This->pFuncsTable->pfnGetSourceRect(This, &SourceRect);
*pSourceWidth = SourceRect.right - SourceRect.left;
return S_OK;
}
static HRESULT WINAPI basic_video_put_SourceTop(IBasicVideo *iface, LONG SourceTop)
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{
RECT SourceRect;
BaseControlVideo *This = impl_from_IBasicVideo(iface);
HRESULT hr;
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TRACE("(%p/%p)->(%d)\n", This, iface, SourceTop);
hr = This->pFuncsTable->pfnGetSourceRect(This, &SourceRect);
if (SUCCEEDED(hr))
{
SourceRect.bottom = (SourceRect.bottom - SourceRect.top) + SourceTop;
SourceRect.top = SourceTop;
hr = BaseControlVideoImpl_CheckSourceRect(This, &SourceRect);
}
if (SUCCEEDED(hr))
hr = This->pFuncsTable->pfnSetSourceRect(This, &SourceRect);
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return hr;
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}
static HRESULT WINAPI basic_video_get_SourceTop(IBasicVideo *iface, LONG *pSourceTop)
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{
RECT SourceRect;
BaseControlVideo *This = impl_from_IBasicVideo(iface);
TRACE("(%p/%p)->(%p)\n", This, iface, pSourceTop);
if (!pSourceTop)
return E_POINTER;
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This->pFuncsTable->pfnGetSourceRect(This, &SourceRect);
*pSourceTop = SourceRect.top;
return S_OK;
}
static HRESULT WINAPI basic_video_put_SourceHeight(IBasicVideo *iface, LONG SourceHeight)
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{
RECT SourceRect;
BaseControlVideo *This = impl_from_IBasicVideo(iface);
HRESULT hr;
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TRACE("(%p/%p)->(%d)\n", This, iface, SourceHeight);
hr = This->pFuncsTable->pfnGetSourceRect(This, &SourceRect);
if (SUCCEEDED(hr))
{
SourceRect.bottom = SourceRect.top + SourceHeight;
hr = BaseControlVideoImpl_CheckSourceRect(This, &SourceRect);
}
if (SUCCEEDED(hr))
hr = This->pFuncsTable->pfnSetSourceRect(This, &SourceRect);
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return hr;
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}
static HRESULT WINAPI basic_video_get_SourceHeight(IBasicVideo *iface, LONG *pSourceHeight)
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{
RECT SourceRect;
BaseControlVideo *This = impl_from_IBasicVideo(iface);
TRACE("(%p/%p)->(%p)\n", This, iface, pSourceHeight);
if (!pSourceHeight)
return E_POINTER;
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This->pFuncsTable->pfnGetSourceRect(This, &SourceRect);
*pSourceHeight = SourceRect.bottom - SourceRect.top;
return S_OK;
}
static HRESULT WINAPI basic_video_put_DestinationLeft(IBasicVideo *iface, LONG DestinationLeft)
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{
RECT DestRect;
BaseControlVideo *This = impl_from_IBasicVideo(iface);
HRESULT hr;
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TRACE("(%p/%p)->(%d)\n", This, iface, DestinationLeft);
hr = This->pFuncsTable->pfnGetTargetRect(This, &DestRect);
if (SUCCEEDED(hr))
{
DestRect.right = (DestRect.right - DestRect.left) + DestinationLeft;
DestRect.left = DestinationLeft;
hr = BaseControlVideoImpl_CheckTargetRect(This, &DestRect);
}
if (SUCCEEDED(hr))
hr = This->pFuncsTable->pfnSetTargetRect(This, &DestRect);
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return hr;
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}
static HRESULT WINAPI basic_video_get_DestinationLeft(IBasicVideo *iface, LONG *pDestinationLeft)
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{
RECT DestRect;
BaseControlVideo *This = impl_from_IBasicVideo(iface);
TRACE("(%p/%p)->(%p)\n", This, iface, pDestinationLeft);
if (!pDestinationLeft)
return E_POINTER;
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This->pFuncsTable->pfnGetTargetRect(This, &DestRect);
*pDestinationLeft = DestRect.left;
return S_OK;
}
static HRESULT WINAPI basic_video_put_DestinationWidth(IBasicVideo *iface, LONG DestinationWidth)
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{
RECT DestRect;
BaseControlVideo *This = impl_from_IBasicVideo(iface);
HRESULT hr;
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TRACE("(%p/%p)->(%d)\n", This, iface, DestinationWidth);
hr = This->pFuncsTable->pfnGetTargetRect(This, &DestRect);
if (SUCCEEDED(hr))
{
DestRect.right = DestRect.left + DestinationWidth;
hr = BaseControlVideoImpl_CheckTargetRect(This, &DestRect);
}
if (SUCCEEDED(hr))
hr = This->pFuncsTable->pfnSetTargetRect(This, &DestRect);
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return hr;
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}
static HRESULT WINAPI basic_video_get_DestinationWidth(IBasicVideo *iface, LONG *pDestinationWidth)
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{
RECT DestRect;
BaseControlVideo *This = impl_from_IBasicVideo(iface);
TRACE("(%p/%p)->(%p)\n", This, iface, pDestinationWidth);
if (!pDestinationWidth)
return E_POINTER;
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This->pFuncsTable->pfnGetTargetRect(This, &DestRect);
*pDestinationWidth = DestRect.right - DestRect.left;
return S_OK;
}
static HRESULT WINAPI basic_video_put_DestinationTop(IBasicVideo *iface, LONG DestinationTop)
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{
RECT DestRect;
BaseControlVideo *This = impl_from_IBasicVideo(iface);
HRESULT hr;
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TRACE("(%p/%p)->(%d)\n", This, iface, DestinationTop);
hr = This->pFuncsTable->pfnGetTargetRect(This, &DestRect);
if (SUCCEEDED(hr))
{
DestRect.bottom = (DestRect.bottom - DestRect.top) + DestinationTop;
DestRect.top = DestinationTop;
hr = BaseControlVideoImpl_CheckTargetRect(This, &DestRect);
}
if (SUCCEEDED(hr))
hr = This->pFuncsTable->pfnSetTargetRect(This, &DestRect);
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return hr;
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}
static HRESULT WINAPI basic_video_get_DestinationTop(IBasicVideo *iface, LONG *pDestinationTop)
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{
RECT DestRect;
BaseControlVideo *This = impl_from_IBasicVideo(iface);
TRACE("(%p/%p)->(%p)\n", This, iface, pDestinationTop);
if (!pDestinationTop)
return E_POINTER;
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This->pFuncsTable->pfnGetTargetRect(This, &DestRect);
*pDestinationTop = DestRect.top;
return S_OK;
}
static HRESULT WINAPI basic_video_put_DestinationHeight(IBasicVideo *iface, LONG DestinationHeight)
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{
RECT DestRect;
BaseControlVideo *This = impl_from_IBasicVideo(iface);
HRESULT hr;
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TRACE("(%p/%p)->(%d)\n", This, iface, DestinationHeight);
hr = This->pFuncsTable->pfnGetTargetRect(This, &DestRect);
if (SUCCEEDED(hr))
{
DestRect.bottom = DestRect.top + DestinationHeight;
hr = BaseControlVideoImpl_CheckTargetRect(This, &DestRect);
}
if (SUCCEEDED(hr))
hr = This->pFuncsTable->pfnSetTargetRect(This, &DestRect);
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return hr;
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}
static HRESULT WINAPI basic_video_get_DestinationHeight(IBasicVideo *iface, LONG *pDestinationHeight)
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{
RECT DestRect;
BaseControlVideo *This = impl_from_IBasicVideo(iface);
TRACE("(%p/%p)->(%p)\n", This, iface, pDestinationHeight);
if (!pDestinationHeight)
return E_POINTER;
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This->pFuncsTable->pfnGetTargetRect(This, &DestRect);
*pDestinationHeight = DestRect.bottom - DestRect.top;
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return S_OK;
}
static HRESULT WINAPI basic_video_SetSourcePosition(IBasicVideo *iface, LONG Left, LONG Top, LONG Width, LONG Height)
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{
RECT SourceRect;
BaseControlVideo *This = impl_from_IBasicVideo(iface);
TRACE("(%p/%p)->(%d, %d, %d, %d)\n", This, iface, Left, Top, Width, Height);
SetRect(&SourceRect, Left, Top, Left + Width, Top + Height);
if (FAILED(BaseControlVideoImpl_CheckSourceRect(This, &SourceRect)))
return E_INVALIDARG;
return This->pFuncsTable->pfnSetSourceRect(This, &SourceRect);
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}
static HRESULT WINAPI basic_video_GetSourcePosition(IBasicVideo *iface, LONG *pLeft, LONG *pTop, LONG *pWidth, LONG *pHeight)
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{
RECT SourceRect;
BaseControlVideo *This = impl_from_IBasicVideo(iface);
TRACE("(%p/%p)->(%p, %p, %p, %p)\n", This, iface, pLeft, pTop, pWidth, pHeight);
if (!pLeft || !pTop || !pWidth || !pHeight)
return E_POINTER;
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This->pFuncsTable->pfnGetSourceRect(This, &SourceRect);
*pLeft = SourceRect.left;
*pTop = SourceRect.top;
*pWidth = SourceRect.right - SourceRect.left;
*pHeight = SourceRect.bottom - SourceRect.top;
return S_OK;
}
static HRESULT WINAPI basic_video_SetDefaultSourcePosition(IBasicVideo *iface)
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{
BaseControlVideo *This = impl_from_IBasicVideo(iface);
TRACE("(%p/%p)->()\n", This, iface);
return This->pFuncsTable->pfnSetDefaultSourceRect(This);
}
static HRESULT WINAPI basic_video_SetDestinationPosition(IBasicVideo *iface, LONG Left, LONG Top, LONG Width, LONG Height)
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{
RECT DestRect;
BaseControlVideo *This = impl_from_IBasicVideo(iface);
TRACE("(%p/%p)->(%d, %d, %d, %d)\n", This, iface, Left, Top, Width, Height);
SetRect(&DestRect, Left, Top, Left + Width, Top + Height);
if (FAILED(BaseControlVideoImpl_CheckTargetRect(This, &DestRect)))
return E_INVALIDARG;
return This->pFuncsTable->pfnSetTargetRect(This, &DestRect);
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}
static HRESULT WINAPI basic_video_GetDestinationPosition(IBasicVideo *iface, LONG *pLeft, LONG *pTop, LONG *pWidth, LONG *pHeight)
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{
RECT DestRect;
BaseControlVideo *This = impl_from_IBasicVideo(iface);
TRACE("(%p/%p)->(%p, %p, %p, %p)\n", This, iface, pLeft, pTop, pWidth, pHeight);
if (!pLeft || !pTop || !pWidth || !pHeight)
return E_POINTER;
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This->pFuncsTable->pfnGetTargetRect(This, &DestRect);
*pLeft = DestRect.left;
*pTop = DestRect.top;
*pWidth = DestRect.right - DestRect.left;
*pHeight = DestRect.bottom - DestRect.top;
return S_OK;
}
static HRESULT WINAPI basic_video_SetDefaultDestinationPosition(IBasicVideo *iface)
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{
BaseControlVideo *This = impl_from_IBasicVideo(iface);
TRACE("(%p/%p)->()\n", This, iface);
return This->pFuncsTable->pfnSetDefaultTargetRect(This);
}
static HRESULT WINAPI basic_video_GetVideoSize(IBasicVideo *iface, LONG *pWidth, LONG *pHeight)
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{
VIDEOINFOHEADER *vih;
BaseControlVideo *This = impl_from_IBasicVideo(iface);
TRACE("(%p/%p)->(%p, %p)\n", This, iface, pWidth, pHeight);
if (!pWidth || !pHeight)
return E_POINTER;
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vih = This->pFuncsTable->pfnGetVideoFormat(This);
*pHeight = vih->bmiHeader.biHeight;
*pWidth = vih->bmiHeader.biWidth;
return S_OK;
}
static HRESULT WINAPI basic_video_GetVideoPaletteEntries(IBasicVideo *iface, LONG StartIndex, LONG Entries, LONG *pRetrieved, LONG *pPalette)
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{
BaseControlVideo *This = impl_from_IBasicVideo(iface);
TRACE("(%p/%p)->(%d, %d, %p, %p)\n", This, iface, StartIndex, Entries, pRetrieved, pPalette);
if (!pRetrieved || !pPalette)
return E_POINTER;
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*pRetrieved = 0;
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return VFW_E_NO_PALETTE_AVAILABLE;
}
static HRESULT WINAPI basic_video_GetCurrentImage(IBasicVideo *iface, LONG *pBufferSize, LONG *pDIBImage)
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{
BaseControlVideo *This = impl_from_IBasicVideo(iface);
if (!pBufferSize || !pDIBImage)
return E_POINTER;
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return This->pFuncsTable->pfnGetStaticImage(This, pBufferSize, pDIBImage);
}
static HRESULT WINAPI basic_video_IsUsingDefaultSource(IBasicVideo *iface)
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{
BaseControlVideo *This = impl_from_IBasicVideo(iface);
return This->pFuncsTable->pfnIsDefaultSourceRect(This);
}
static HRESULT WINAPI basic_video_IsUsingDefaultDestination(IBasicVideo *iface)
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{
BaseControlVideo *This = impl_from_IBasicVideo(iface);
return This->pFuncsTable->pfnIsDefaultTargetRect(This);
}
static const IBasicVideoVtbl basic_video_vtbl =
{
basic_video_QueryInterface,
basic_video_AddRef,
basic_video_Release,
basic_video_GetTypeInfoCount,
basic_video_GetTypeInfo,
basic_video_GetIDsOfNames,
basic_video_Invoke,
basic_video_get_AvgTimePerFrame,
basic_video_get_BitRate,
basic_video_get_BitErrorRate,
basic_video_get_VideoWidth,
basic_video_get_VideoHeight,
basic_video_put_SourceLeft,
basic_video_get_SourceLeft,
basic_video_put_SourceWidth,
basic_video_get_SourceWidth,
basic_video_put_SourceTop,
basic_video_get_SourceTop,
basic_video_put_SourceHeight,
basic_video_get_SourceHeight,
basic_video_put_DestinationLeft,
basic_video_get_DestinationLeft,
basic_video_put_DestinationWidth,
basic_video_get_DestinationWidth,
basic_video_put_DestinationTop,
basic_video_get_DestinationTop,
basic_video_put_DestinationHeight,
basic_video_get_DestinationHeight,
basic_video_SetSourcePosition,
basic_video_GetSourcePosition,
basic_video_SetDefaultSourcePosition,
basic_video_SetDestinationPosition,
basic_video_GetDestinationPosition,
basic_video_SetDefaultDestinationPosition,
basic_video_GetVideoSize,
basic_video_GetVideoPaletteEntries,
basic_video_GetCurrentImage,
basic_video_IsUsingDefaultSource,
basic_video_IsUsingDefaultDestination
};
HRESULT WINAPI strmbase_video_init(BaseControlVideo *video, struct strmbase_filter *filter,
struct strmbase_pin *pin, const BaseControlVideoFuncTable *func_table)
{
video->IBasicVideo_iface.lpVtbl = &basic_video_vtbl;
video->pFilter = filter;
video->pPin = pin;
video->pFuncsTable = func_table;
return S_OK;
}