657 lines
15 KiB
C
657 lines
15 KiB
C
/*
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* Implements IMediaSample2 for CMemMediaSample.
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*
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* hidenori@a2.ctktv.ne.jp
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*/
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#include "config.h"
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#include "windef.h"
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#include "winbase.h"
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#include "wingdi.h"
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#include "winuser.h"
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#include "winerror.h"
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#include "strmif.h"
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#include "vfwmsgs.h"
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#include "debugtools.h"
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DEFAULT_DEBUG_CHANNEL(quartz);
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#include "quartz_private.h"
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#include "sample.h"
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#include "mtype.h"
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/***************************************************************************
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*
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* Helper functions
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*
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*/
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HRESULT QUARTZ_IMediaSample_GetProperties(
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IMediaSample* pSample,
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AM_SAMPLE2_PROPERTIES* pProp )
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{
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HRESULT hr;
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AM_SAMPLE2_PROPERTIES prop;
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IMediaSample2* pSample2 = NULL;
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ZeroMemory( &prop, sizeof(AM_SAMPLE2_PROPERTIES) );
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#if 0 /* not yet */
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hr = IMediaSample_QueryInterface( pSample, &IID_IMediaSample2, (void**)&pSample2 );
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if ( hr == S_OK )
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{
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hr = IMediaSample2_GetProperties(pSample2,sizeof(AM_SAMPLE2_PROPERTIES),&prop);
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IMediaSample2_Release(pSample2);
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if ( hr == S_OK )
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{
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memcpy( pProp, &prop, sizeof(AM_SAMPLE2_PROPERTIES) );
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pProp->pMediaType =
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QUARTZ_MediaType_Duplicate( &prop.pMediaType );
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return NOERROR;
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}
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}
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#endif
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pProp->cbData = sizeof(AM_SAMPLE2_PROPERTIES);
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pProp->dwTypeSpecificFlags = 0;
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pProp->dwSampleFlags = 0;
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if ( IMediaSample_IsSyncPoint(pSample) == S_OK )
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pProp->dwSampleFlags |= AM_SAMPLE_SPLICEPOINT;
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if ( IMediaSample_IsPreroll(pSample) == S_OK )
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pProp->dwSampleFlags |= AM_SAMPLE_PREROLL;
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if ( IMediaSample_IsDiscontinuity(pSample) == S_OK )
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pProp->dwSampleFlags |= AM_SAMPLE_DATADISCONTINUITY;
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pProp->lActual = (LONG)IMediaSample_GetActualDataLength(pSample);
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if ( IMediaSample_GetTime(pSample,&pProp->tStart,&pProp->tStop) == S_OK )
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pProp->dwSampleFlags |= AM_SAMPLE_TIMEVALID | AM_SAMPLE_STOPVALID;
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pProp->dwStreamId = 0;
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if ( IMediaSample_GetMediaType(pSample,&(pProp->pMediaType)) == S_OK )
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pProp->dwSampleFlags |= AM_SAMPLE_TYPECHANGED;
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IMediaSample_GetPointer(pSample,&(pProp->pbBuffer));
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pProp->cbBuffer = (LONG)IMediaSample_GetSize(pSample);
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return NOERROR;
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}
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HRESULT QUARTZ_IMediaSample_SetProperties(
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IMediaSample* pSample,
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const AM_SAMPLE2_PROPERTIES* pProp )
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{
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HRESULT hr;
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AM_SAMPLE2_PROPERTIES prop;
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IMediaSample2* pSample2 = NULL;
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memcpy( &prop, pProp, sizeof(AM_SAMPLE2_PROPERTIES) );
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prop.cbData = sizeof(AM_SAMPLE2_PROPERTIES);
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prop.pbBuffer = NULL;
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prop.cbBuffer = 0;
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#if 0 /* not yet */
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hr = IMediaSample_QueryInterface( pSample, &IID_IMediaSample2, (void**)&pSample2 );
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if ( hr == S_OK )
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{
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hr = IMediaSample2_SetProperties(pSample2,sizeof(AM_SAMPLE2_PROPERTIES),&prop);
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IMediaSample2_Release(pSample2);
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if ( hr == S_OK )
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return NOERROR;
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}
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#endif
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hr = S_OK;
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if ( SUCCEEDED(hr) )
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hr = IMediaSample_SetSyncPoint(pSample,
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(prop.dwSampleFlags & AM_SAMPLE_SPLICEPOINT) ? TRUE : FALSE);
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if ( SUCCEEDED(hr) )
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hr = IMediaSample_SetPreroll(pSample,
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(prop.dwSampleFlags & AM_SAMPLE_PREROLL) ? TRUE : FALSE);
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if ( SUCCEEDED(hr) )
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hr = IMediaSample_SetDiscontinuity(pSample,
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(prop.dwSampleFlags & AM_SAMPLE_DATADISCONTINUITY) ? TRUE : FALSE);
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if ( SUCCEEDED(hr) )
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hr = IMediaSample_SetActualDataLength(pSample,prop.lActual);
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if ( SUCCEEDED(hr) )
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{
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if ( ( prop.dwSampleFlags & AM_SAMPLE_TIMEVALID) &&
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( prop.dwSampleFlags & AM_SAMPLE_STOPVALID) )
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hr = IMediaSample_SetTime(pSample,&prop.tStart,&prop.tStop);
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else
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hr = IMediaSample_SetTime(pSample,NULL,NULL);
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}
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if ( SUCCEEDED(hr) )
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hr = IMediaSample_SetMediaType(pSample,
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(prop.dwSampleFlags & AM_SAMPLE_TYPECHANGED) ?
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prop.pMediaType : NULL);
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return hr;
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}
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HRESULT QUARTZ_IMediaSample_Copy(
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IMediaSample* pDstSample,
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IMediaSample* pSrcSample,
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BOOL bCopyData )
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{
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HRESULT hr;
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AM_SAMPLE2_PROPERTIES prop;
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BYTE* pDataSrc = NULL;
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BYTE* pDataDst = NULL;
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hr = QUARTZ_IMediaSample_GetProperties( pSrcSample, &prop );
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if ( FAILED(hr) )
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return hr;
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hr = QUARTZ_IMediaSample_SetProperties( pDstSample, &prop );
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if ( prop.pMediaType != NULL )
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QUARTZ_MediaType_Destroy( prop.pMediaType );
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if ( SUCCEEDED(hr) && bCopyData )
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{
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hr = IMediaSample_GetPointer(pSrcSample,&pDataSrc);
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if ( SUCCEEDED(hr) )
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hr = IMediaSample_GetPointer(pDstSample,&pDataDst);
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if ( SUCCEEDED(hr) )
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{
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if ( pDataSrc != NULL && pDataDst != NULL )
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memcpy( pDataDst, pDataSrc, prop.lActual );
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else
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hr = E_FAIL;
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}
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}
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return hr;
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}
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/***************************************************************************
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*
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* CMemMediaSample::IMediaSample2
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*
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*/
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static HRESULT WINAPI
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IMediaSample2_fnQueryInterface(IMediaSample2* iface,REFIID riid,void** ppobj)
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{
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ICOM_THIS(CMemMediaSample,iface);
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TRACE("(%p)->(%s,%p)\n",This,debugstr_guid(riid),ppobj);
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if ( ppobj == NULL )
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return E_POINTER;
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if ( IsEqualGUID( riid, &IID_IUnknown ) ||
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IsEqualGUID( riid, &IID_IMediaSample ) ||
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IsEqualGUID( riid, &IID_IMediaSample2 ) )
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{
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*ppobj = iface;
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IMediaSample2_AddRef(iface);
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return NOERROR;
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}
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return E_NOINTERFACE;
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}
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static ULONG WINAPI
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IMediaSample2_fnAddRef(IMediaSample2* iface)
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{
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ICOM_THIS(CMemMediaSample,iface);
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TRACE("(%p)->()\n",This);
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return InterlockedExchangeAdd(&(This->ref),1) + 1;
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}
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static ULONG WINAPI
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IMediaSample2_fnRelease(IMediaSample2* iface)
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{
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ICOM_THIS(CMemMediaSample,iface);
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LONG ref;
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TRACE("(%p)->()\n",This);
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if ( This->ref == 0 )
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{
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ERR("(%p) - released sample!\n",This);
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return 0;
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}
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ref = InterlockedExchangeAdd(&(This->ref),-1) - 1;
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if ( ref > 0 )
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return (ULONG)ref;
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/* this class would be reused.. */
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if ( This->prop.pMediaType != NULL )
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{
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QUARTZ_MediaType_Destroy( This->prop.pMediaType );
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This->prop.pMediaType = NULL;
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}
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This->prop.dwTypeSpecificFlags = 0;
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This->prop.dwSampleFlags = 0;
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This->prop.lActual = This->prop.cbBuffer;
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IMemAllocator_ReleaseBuffer(This->pOwner,(IMediaSample*)iface);
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return 0;
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}
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static HRESULT WINAPI
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IMediaSample2_fnGetPointer(IMediaSample2* iface,BYTE** ppData)
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{
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ICOM_THIS(CMemMediaSample,iface);
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TRACE("(%p)->()\n",This);
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if ( This->ref == 0 )
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{
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ERR("(%p) - released sample!\n",This);
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return E_UNEXPECTED;
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}
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if ( ppData == NULL )
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return E_POINTER;
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*ppData = This->prop.pbBuffer;
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return NOERROR;
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}
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static long WINAPI
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IMediaSample2_fnGetSize(IMediaSample2* iface)
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{
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ICOM_THIS(CMemMediaSample,iface);
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TRACE("(%p)->()\n",This);
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return This->prop.cbBuffer;
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}
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static HRESULT WINAPI
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IMediaSample2_fnGetTime(IMediaSample2* iface,REFERENCE_TIME* prtStart,REFERENCE_TIME* prtEnd)
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{
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ICOM_THIS(CMemMediaSample,iface);
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TRACE("(%p)->(%p,%p)\n",This,prtStart,prtEnd);
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if ( This->ref == 0 )
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{
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ERR("(%p) - released sample!\n",This);
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return E_UNEXPECTED;
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}
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if ( prtStart == NULL || prtEnd == NULL )
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return E_POINTER;
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if ( ( This->prop.dwSampleFlags & AM_SAMPLE_TIMEVALID ) &&
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( This->prop.dwSampleFlags & AM_SAMPLE_STOPVALID ) )
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{
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*prtStart = This->prop.tStart;
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*prtEnd = This->prop.tStop;
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return NOERROR;
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}
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return VFW_E_MEDIA_TIME_NOT_SET;
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}
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static HRESULT WINAPI
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IMediaSample2_fnSetTime(IMediaSample2* iface,REFERENCE_TIME* prtStart,REFERENCE_TIME* prtEnd)
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{
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ICOM_THIS(CMemMediaSample,iface);
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TRACE("(%p)->(%p,%p) stub!\n",This,prtStart,prtEnd);
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This->prop.dwSampleFlags &= ~(AM_SAMPLE_TIMEVALID|AM_SAMPLE_STOPVALID);
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if ( prtStart != NULL )
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{
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This->prop.dwSampleFlags |= AM_SAMPLE_TIMEVALID;
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This->prop.tStart = *prtStart;
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}
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if ( prtEnd != NULL )
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{
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This->prop.dwSampleFlags |= AM_SAMPLE_STOPVALID;
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This->prop.tStop = *prtEnd;
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}
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return NOERROR;
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}
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static HRESULT WINAPI
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IMediaSample2_fnIsSyncPoint(IMediaSample2* iface)
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{
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ICOM_THIS(CMemMediaSample,iface);
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TRACE("(%p)->()\n",This);
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return ( This->prop.dwSampleFlags & AM_SAMPLE_SPLICEPOINT ) ?
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S_OK : S_FALSE;
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}
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static HRESULT WINAPI
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IMediaSample2_fnSetSyncPoint(IMediaSample2* iface,BOOL bSync)
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{
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ICOM_THIS(CMemMediaSample,iface);
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TRACE("(%p)->(%d)\n",This,bSync);
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if ( bSync )
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This->prop.dwSampleFlags |= AM_SAMPLE_SPLICEPOINT;
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else
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This->prop.dwSampleFlags &= ~AM_SAMPLE_SPLICEPOINT;
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return NOERROR;
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}
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static HRESULT WINAPI
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IMediaSample2_fnIsPreroll(IMediaSample2* iface)
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{
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ICOM_THIS(CMemMediaSample,iface);
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TRACE("(%p)->()\n",This);
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return ( This->prop.dwSampleFlags & AM_SAMPLE_PREROLL ) ?
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S_OK : S_FALSE;
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}
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static HRESULT WINAPI
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IMediaSample2_fnSetPreroll(IMediaSample2* iface,BOOL bPreroll)
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{
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ICOM_THIS(CMemMediaSample,iface);
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TRACE("(%p)->(%d)\n",This,bPreroll);
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if ( bPreroll )
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This->prop.dwSampleFlags |= AM_SAMPLE_PREROLL;
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else
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This->prop.dwSampleFlags &= ~AM_SAMPLE_PREROLL;
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return NOERROR;
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}
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static long WINAPI
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IMediaSample2_fnGetActualDataLength(IMediaSample2* iface)
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{
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ICOM_THIS(CMemMediaSample,iface);
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TRACE("(%p)->()\n",This);
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return This->prop.lActual;
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}
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static HRESULT WINAPI
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IMediaSample2_fnSetActualDataLength(IMediaSample2* iface,long lLength)
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{
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ICOM_THIS(CMemMediaSample,iface);
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TRACE("(%p)->(%ld)\n",This,lLength);
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if ( This->prop.cbBuffer < lLength )
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return E_INVALIDARG;
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This->prop.lActual = lLength;
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return NOERROR;
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}
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static HRESULT WINAPI
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IMediaSample2_fnGetMediaType(IMediaSample2* iface,AM_MEDIA_TYPE** ppmt)
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{
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ICOM_THIS(CMemMediaSample,iface);
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TRACE("(%p)->(%p)\n",This,ppmt);
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if ( ppmt == NULL )
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return E_POINTER;
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*ppmt = NULL;
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if ( !(This->prop.dwSampleFlags & AM_SAMPLE_TYPECHANGED) )
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return S_FALSE;
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*ppmt = QUARTZ_MediaType_Duplicate( This->prop.pMediaType );
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if ( *ppmt == NULL )
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return E_OUTOFMEMORY;
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return NOERROR;
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}
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static HRESULT WINAPI
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IMediaSample2_fnSetMediaType(IMediaSample2* iface,AM_MEDIA_TYPE* pmt)
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{
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ICOM_THIS(CMemMediaSample,iface);
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AM_MEDIA_TYPE* pmtDup;
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TRACE("(%p)->(%p)\n",This,pmt);
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if ( pmt == NULL )
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{
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/* FIXME? */
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if ( This->prop.pMediaType != NULL )
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{
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QUARTZ_MediaType_Destroy( This->prop.pMediaType );
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This->prop.pMediaType = NULL;
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}
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This->prop.dwSampleFlags &= ~AM_SAMPLE_TYPECHANGED;
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return NOERROR;
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}
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pmtDup = QUARTZ_MediaType_Duplicate( pmt );
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if ( pmtDup == NULL )
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return E_OUTOFMEMORY;
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if ( This->prop.pMediaType != NULL )
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QUARTZ_MediaType_Destroy( This->prop.pMediaType );
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This->prop.dwSampleFlags |= AM_SAMPLE_TYPECHANGED;
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This->prop.pMediaType = pmtDup;
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return NOERROR;
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}
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static HRESULT WINAPI
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IMediaSample2_fnIsDiscontinuity(IMediaSample2* iface)
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{
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ICOM_THIS(CMemMediaSample,iface);
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TRACE("(%p)->()\n",This);
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return ( This->prop.dwSampleFlags & AM_SAMPLE_DATADISCONTINUITY ) ?
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S_OK : S_FALSE;
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}
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static HRESULT WINAPI
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IMediaSample2_fnSetDiscontinuity(IMediaSample2* iface,BOOL bDiscontinuity)
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{
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ICOM_THIS(CMemMediaSample,iface);
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TRACE("(%p)->(%d)\n",This,bDiscontinuity);
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if ( bDiscontinuity )
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This->prop.dwSampleFlags |= AM_SAMPLE_DATADISCONTINUITY;
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else
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This->prop.dwSampleFlags &= ~AM_SAMPLE_DATADISCONTINUITY;
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return NOERROR;
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}
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static HRESULT WINAPI
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IMediaSample2_fnGetMediaTime(IMediaSample2* iface,LONGLONG* pTimeStart,LONGLONG* pTimeEnd)
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{
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ICOM_THIS(CMemMediaSample,iface);
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TRACE("(%p)->(%p,%p)\n",This,pTimeStart,pTimeEnd);
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if ( pTimeStart == NULL || pTimeEnd == NULL )
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return E_POINTER;
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if ( !This->fMediaTimeIsValid )
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return VFW_E_MEDIA_TIME_NOT_SET;
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*pTimeStart = This->llMediaTimeStart;
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*pTimeEnd = This->llMediaTimeEnd;
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return NOERROR;
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return E_NOTIMPL;
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}
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static HRESULT WINAPI
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IMediaSample2_fnSetMediaTime(IMediaSample2* iface,LONGLONG* pTimeStart,LONGLONG* pTimeEnd)
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{
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ICOM_THIS(CMemMediaSample,iface);
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TRACE("(%p)->()\n",This);
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if ( pTimeStart == NULL || pTimeEnd == NULL )
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{
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This->fMediaTimeIsValid = FALSE;
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}
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else
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{
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This->fMediaTimeIsValid = TRUE;
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This->llMediaTimeStart = *pTimeStart;
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This->llMediaTimeEnd = *pTimeEnd;
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}
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return NOERROR;
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}
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static HRESULT WINAPI
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IMediaSample2_fnGetProperties(IMediaSample2* iface,DWORD cbProp,BYTE* pbProp)
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{
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ICOM_THIS(CMemMediaSample,iface);
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TRACE("(%p)->(%lu,%p)\n",This,cbProp,pbProp);
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if ( cbProp < 0 || cbProp > sizeof(AM_SAMPLE2_PROPERTIES) )
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return E_FAIL;
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memcpy( pbProp, &This->prop, cbProp );
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return NOERROR;
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}
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static HRESULT WINAPI
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IMediaSample2_fnSetProperties(IMediaSample2* iface,DWORD cbProp,const BYTE* pbProp)
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{
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ICOM_THIS(CMemMediaSample,iface);
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const AM_SAMPLE2_PROPERTIES* pProp;
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AM_SAMPLE2_PROPERTIES propNew;
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AM_MEDIA_TYPE* pmtDup = NULL;
|
|
HRESULT hr = E_INVALIDARG;
|
|
|
|
TRACE("(%p)->(%lu,%p)\n",This,cbProp,pbProp);
|
|
|
|
if ( pbProp == NULL )
|
|
return E_POINTER;
|
|
pProp = (const AM_SAMPLE2_PROPERTIES*)pbProp;
|
|
if ( cbProp != sizeof(AM_SAMPLE2_PROPERTIES) )
|
|
goto err;
|
|
|
|
CopyMemory( &propNew, pProp, sizeof(AM_SAMPLE2_PROPERTIES) );
|
|
if ( propNew.cbData != sizeof(AM_SAMPLE2_PROPERTIES) )
|
|
goto err;
|
|
|
|
if ( This->prop.cbBuffer < propNew.lActual )
|
|
goto err;
|
|
|
|
if ( propNew.dwSampleFlags & AM_SAMPLE_TYPECHANGED )
|
|
{
|
|
pmtDup = QUARTZ_MediaType_Duplicate( propNew.pMediaType );
|
|
if ( pmtDup == NULL )
|
|
{
|
|
hr = E_OUTOFMEMORY;
|
|
goto err;
|
|
}
|
|
}
|
|
|
|
if ( propNew.pbBuffer != NULL && propNew.pbBuffer != This->prop.pbBuffer )
|
|
goto err;
|
|
if ( propNew.cbBuffer != 0 && propNew.cbBuffer != This->prop.cbBuffer )
|
|
goto err;
|
|
|
|
if ( This->prop.pMediaType != NULL )
|
|
QUARTZ_MediaType_Destroy( This->prop.pMediaType );
|
|
CopyMemory( &This->prop, &propNew, sizeof(AM_SAMPLE2_PROPERTIES) );
|
|
This->prop.pMediaType = pmtDup;
|
|
pmtDup = NULL;
|
|
|
|
hr= NOERROR;
|
|
err:
|
|
if ( pmtDup != NULL )
|
|
QUARTZ_MediaType_Destroy( pmtDup );
|
|
|
|
return hr;
|
|
}
|
|
|
|
|
|
static ICOM_VTABLE(IMediaSample2) imediasample2 =
|
|
{
|
|
ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
|
|
/* IUnknown fields */
|
|
IMediaSample2_fnQueryInterface,
|
|
IMediaSample2_fnAddRef,
|
|
IMediaSample2_fnRelease,
|
|
/* IMediaSample fields */
|
|
IMediaSample2_fnGetPointer,
|
|
IMediaSample2_fnGetSize,
|
|
IMediaSample2_fnGetTime,
|
|
IMediaSample2_fnSetTime,
|
|
IMediaSample2_fnIsSyncPoint,
|
|
IMediaSample2_fnSetSyncPoint,
|
|
IMediaSample2_fnIsPreroll,
|
|
IMediaSample2_fnSetPreroll,
|
|
IMediaSample2_fnGetActualDataLength,
|
|
IMediaSample2_fnSetActualDataLength,
|
|
IMediaSample2_fnGetMediaType,
|
|
IMediaSample2_fnSetMediaType,
|
|
IMediaSample2_fnIsDiscontinuity,
|
|
IMediaSample2_fnSetDiscontinuity,
|
|
IMediaSample2_fnGetMediaTime,
|
|
IMediaSample2_fnSetMediaTime,
|
|
/* IMediaSample2 fields */
|
|
IMediaSample2_fnGetProperties,
|
|
IMediaSample2_fnSetProperties,
|
|
};
|
|
|
|
|
|
/***************************************************************************
|
|
*
|
|
* new/delete for CMemMediaSample
|
|
*
|
|
*/
|
|
|
|
HRESULT QUARTZ_CreateMemMediaSample(
|
|
BYTE* pbData, DWORD dwDataLength,
|
|
IMemAllocator* pOwner,
|
|
CMemMediaSample** ppSample )
|
|
{
|
|
CMemMediaSample* pms;
|
|
|
|
TRACE("(%p,%08lx,%p,%p)\n",pbData,dwDataLength,pOwner,ppSample);
|
|
pms = (CMemMediaSample*)QUARTZ_AllocObj( sizeof(CMemMediaSample) );
|
|
if ( pms == NULL )
|
|
return E_OUTOFMEMORY;
|
|
|
|
ICOM_VTBL(pms) = &imediasample2;
|
|
pms->ref = 0;
|
|
pms->pOwner = pOwner;
|
|
pms->fMediaTimeIsValid = FALSE;
|
|
pms->llMediaTimeStart = 0;
|
|
pms->llMediaTimeEnd = 0;
|
|
ZeroMemory( &(pms->prop), sizeof(pms->prop) );
|
|
pms->prop.cbData = sizeof(pms->prop);
|
|
pms->prop.dwTypeSpecificFlags = 0;
|
|
pms->prop.dwSampleFlags = 0;
|
|
pms->prop.pbBuffer = pbData;
|
|
pms->prop.cbBuffer = (LONG)dwDataLength;
|
|
pms->prop.lActual = (LONG)dwDataLength;
|
|
|
|
*ppSample = pms;
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
void QUARTZ_DestroyMemMediaSample(
|
|
CMemMediaSample* pSample )
|
|
{
|
|
TRACE("(%p)\n",pSample);
|
|
|
|
QUARTZ_FreeObj( pSample );
|
|
}
|
|
|