Sweden-Number/dlls/quartz/mpvdec.c

277 lines
6.3 KiB
C

/*
* Implements MPEG Video Decoder(CLSID_CMpegVideoCodec)
*
* FIXME - what library can we use? SMPEG??
*
* FIXME - stub
*
* 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 "control.h"
#include "amvideo.h"
#include "vfwmsgs.h"
#include "uuids.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(quartz);
#include "quartz_private.h"
#include "xform.h"
#include "mtype.h"
static const WCHAR CMPEGVideoDecoderImpl_FilterName[] =
{'M','P','E','G',' ','V','i','d','e','o',' ','D','e','c','o','d','e','r',0};
typedef struct CMPEGVideoDecoderImpl
{
AM_MEDIA_TYPE* pmt;
DWORD cmt;
} CMPEGVideoDecoderImpl;
/*****************************************************************************
*
* codec-dependent stuffs - no codec
*
*/
#define NO_CODEC_IMPL
static void Codec_OnConstruct(CMPEGVideoDecoderImpl* This)
{
}
static void Codec_OnCleanup(CMPEGVideoDecoderImpl* This)
{
}
static HRESULT Codec_BeginTransform(CTransformBaseImpl* pImpl,CMPEGVideoDecoderImpl* This)
{
FIXME("no codec\n");
return E_NOTIMPL;
}
static HRESULT Codec_ProcessReceive(CTransformBaseImpl* pImpl,CMPEGVideoDecoderImpl* This,IMediaSample* pSampIn)
{
FIXME("no codec\n");
return E_NOTIMPL;
}
static HRESULT Codec_EndTransform(CTransformBaseImpl* pImpl,CMPEGVideoDecoderImpl* This)
{
FIXME("no codec\n");
return E_NOTIMPL;
}
/***************************************************************************
*
* CMPEGVideoDecoderImpl methods
*
*/
static void CMPEGVideoDecoderImpl_CleanupOutTypes(CMPEGVideoDecoderImpl* This)
{
DWORD i;
if ( This->pmt != NULL )
{
for ( i = 0; i < This->cmt; i++ )
{
QUARTZ_MediaType_Free(&This->pmt[i]);
}
QUARTZ_FreeMem(This->pmt);
This->pmt = NULL;
}
This->cmt = 0;
}
static HRESULT CMPEGVideoDecoderImpl_Init( CTransformBaseImpl* pImpl )
{
CMPEGVideoDecoderImpl* This = pImpl->m_pUserData;
TRACE("(%p)\n",This);
if ( This != NULL )
return NOERROR;
This = (CMPEGVideoDecoderImpl*)QUARTZ_AllocMem( sizeof(CMPEGVideoDecoderImpl) );
if ( This == NULL )
return E_OUTOFMEMORY;
ZeroMemory( This, sizeof(CMPEGVideoDecoderImpl) );
pImpl->m_pUserData = This;
/* construct */
This->pmt = NULL;
This->cmt = 0;
Codec_OnConstruct(This);
return S_OK;
}
static HRESULT CMPEGVideoDecoderImpl_Cleanup( CTransformBaseImpl* pImpl )
{
CMPEGVideoDecoderImpl* This = pImpl->m_pUserData;
TRACE("(%p)\n",This);
if ( This == NULL )
return S_OK;
/* destruct */
Codec_OnCleanup(This);
CMPEGVideoDecoderImpl_CleanupOutTypes(This);
QUARTZ_FreeMem( This );
pImpl->m_pUserData = NULL;
return S_OK;
}
static HRESULT CMPEGVideoDecoderImpl_CheckMediaType( CTransformBaseImpl* pImpl, const AM_MEDIA_TYPE* pmtIn, const AM_MEDIA_TYPE* pmtOut )
{
CMPEGVideoDecoderImpl* This = pImpl->m_pUserData;
TRACE("(%p)\n",This);
if ( This == NULL )
return E_UNEXPECTED;
#ifdef NO_CODEC_IMPL
WARN("no codec implementation\n");
return E_NOTIMPL;
#else
return S_OK;
#endif
}
static HRESULT CMPEGVideoDecoderImpl_GetOutputTypes( CTransformBaseImpl* pImpl, const AM_MEDIA_TYPE* pmtIn, const AM_MEDIA_TYPE** ppmtAcceptTypes, ULONG* pcAcceptTypes )
{
CMPEGVideoDecoderImpl* This = pImpl->m_pUserData;
HRESULT hr;
FIXME("(%p)\n",This);
if ( This == NULL )
return E_UNEXPECTED;
hr = CMPEGVideoDecoderImpl_CheckMediaType( pImpl, pmtIn, NULL );
if ( FAILED(hr) )
return hr;
CMPEGVideoDecoderImpl_CleanupOutTypes(This);
return E_NOTIMPL;
}
static HRESULT CMPEGVideoDecoderImpl_GetAllocProp( CTransformBaseImpl* pImpl, const AM_MEDIA_TYPE* pmtIn, const AM_MEDIA_TYPE* pmtOut, ALLOCATOR_PROPERTIES* pProp, BOOL* pbTransInPlace, BOOL* pbTryToReuseSample )
{
CMPEGVideoDecoderImpl* This = pImpl->m_pUserData;
HRESULT hr;
FIXME("(%p)\n",This);
if ( This == NULL )
return E_UNEXPECTED;
hr = CMPEGVideoDecoderImpl_CheckMediaType( pImpl, pmtIn, pmtOut );
if ( FAILED(hr) )
return hr;
return E_NOTIMPL;
}
static HRESULT CMPEGVideoDecoderImpl_BeginTransform( CTransformBaseImpl* pImpl, const AM_MEDIA_TYPE* pmtIn, const AM_MEDIA_TYPE* pmtOut, BOOL bReuseSample )
{
CMPEGVideoDecoderImpl* This = pImpl->m_pUserData;
HRESULT hr;
FIXME("(%p,%p,%p,%d)\n",This,pmtIn,pmtOut,bReuseSample);
if ( This == NULL )
return E_UNEXPECTED;
hr = CMPEGVideoDecoderImpl_CheckMediaType( pImpl, pmtIn, pmtOut );
if ( FAILED(hr) )
return hr;
return Codec_BeginTransform(pImpl,This);
}
static HRESULT CMPEGVideoDecoderImpl_ProcessReceive( CTransformBaseImpl* pImpl, IMediaSample* pSampIn )
{
CMPEGVideoDecoderImpl* This = pImpl->m_pUserData;
FIXME("(%p)\n",This);
if ( This == NULL )
return E_UNEXPECTED;
return Codec_ProcessReceive(pImpl,This,pSampIn);
}
static HRESULT CMPEGVideoDecoderImpl_EndTransform( CTransformBaseImpl* pImpl )
{
CMPEGVideoDecoderImpl* This = pImpl->m_pUserData;
HRESULT hr;
FIXME("(%p)\n",This);
if ( This == NULL )
return E_UNEXPECTED;
hr = Codec_EndTransform(pImpl,This);
if ( FAILED(hr) )
return hr;
return S_OK;
}
static const TransformBaseHandlers transhandlers =
{
CMPEGVideoDecoderImpl_Init,
CMPEGVideoDecoderImpl_Cleanup,
CMPEGVideoDecoderImpl_CheckMediaType,
CMPEGVideoDecoderImpl_GetOutputTypes,
CMPEGVideoDecoderImpl_GetAllocProp,
CMPEGVideoDecoderImpl_BeginTransform,
CMPEGVideoDecoderImpl_ProcessReceive,
NULL,
CMPEGVideoDecoderImpl_EndTransform,
};
HRESULT QUARTZ_CreateCMpegVideoCodec(IUnknown* punkOuter,void** ppobj)
{
return QUARTZ_CreateTransformBase(
punkOuter,ppobj,
&CLSID_CMpegVideoCodec,
CMPEGVideoDecoderImpl_FilterName,
NULL, NULL,
&transhandlers );
}