191 lines
4.0 KiB
C
191 lines
4.0 KiB
C
/*
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* Implementation of CLSID_MemoryAllocator.
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*
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* FIXME - stub.
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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 "winerror.h"
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#include "wine/obj_base.h"
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#include "strmif.h"
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#include "uuids.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 "memalloc.h"
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static HRESULT WINAPI
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IMemAllocator_fnQueryInterface(IMemAllocator* iface,REFIID riid,void** ppobj)
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{
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CMemoryAllocator_THIS(iface,memalloc);
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TRACE("(%p)->()\n",This);
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return IUnknown_QueryInterface(This->unk.punkControl,riid,ppobj);
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}
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static ULONG WINAPI
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IMemAllocator_fnAddRef(IMemAllocator* iface)
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{
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CMemoryAllocator_THIS(iface,memalloc);
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TRACE("(%p)->()\n",This);
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return IUnknown_AddRef(This->unk.punkControl);
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}
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static ULONG WINAPI
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IMemAllocator_fnRelease(IMemAllocator* iface)
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{
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CMemoryAllocator_THIS(iface,memalloc);
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TRACE("(%p)->()\n",This);
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return IUnknown_Release(This->unk.punkControl);
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}
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static HRESULT WINAPI
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IMemAllocator_fnSetProperties(IMemAllocator* iface,ALLOCATOR_PROPERTIES* pPropReq,ALLOCATOR_PROPERTIES* pPropActual)
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{
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CMemoryAllocator_THIS(iface,memalloc);
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long padding;
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TRACE( "(%p)->(%p,%p)\n", This, pPropReq, pPropActual );
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if ( pPropReq == NULL || pPropActual == NULL )
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return E_POINTER;
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if ( pPropReq->cBuffers < 0 ||
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pPropReq->cbBuffer < 0 ||
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pPropReq->cbAlign < 0 ||
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pPropReq->cbPrefix < 0 )
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return E_INVALIDARG;
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if ( ( pPropReq->cbAlign & (pPropReq->cbAlign-1) ) != 0 )
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return E_INVALIDARG;
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EnterCriticalSection( &This->csMem );
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This->prop.cBuffers = pPropReq->cBuffers;
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This->prop.cbBuffer = pPropReq->cbBuffer;
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This->prop.cbAlign = pPropReq->cbAlign;
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This->prop.cbPrefix = pPropReq->cbPrefix;
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if ( This->prop.cbAlign == 0 )
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This->prop.cbAlign = 1;
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padding = This->prop.cbAlign -
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( (This->prop.cbBuffer+This->prop.cbPrefix) % This->prop.cbAlign );
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This->prop.cbBuffer += padding;
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memcpy( pPropActual, &This->prop, sizeof(ALLOCATOR_PROPERTIES) );
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LeaveCriticalSection( &This->csMem );
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return NOERROR;
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}
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static HRESULT WINAPI
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IMemAllocator_fnGetProperties(IMemAllocator* iface,ALLOCATOR_PROPERTIES* pProp)
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{
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CMemoryAllocator_THIS(iface,memalloc);
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TRACE( "(%p)->(%p)\n", This, pProp );
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if ( pProp == NULL )
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return E_POINTER;
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EnterCriticalSection( &This->csMem );
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memcpy( pProp, &This->prop, sizeof(ALLOCATOR_PROPERTIES) );
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LeaveCriticalSection( &This->csMem );
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return NOERROR;
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}
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static HRESULT WINAPI
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IMemAllocator_fnCommit(IMemAllocator* iface)
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{
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CMemoryAllocator_THIS(iface,memalloc);
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FIXME( "(%p)->() stub!\n", This );
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return E_NOTIMPL;
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}
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static HRESULT WINAPI
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IMemAllocator_fnDecommit(IMemAllocator* iface)
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{
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CMemoryAllocator_THIS(iface,memalloc);
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FIXME( "(%p)->() stub!\n", This );
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return E_NOTIMPL;
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}
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static HRESULT WINAPI
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IMemAllocator_fnGetBuffer(IMemAllocator* iface,IMediaSample** ppSample,REFERENCE_TIME* prtStart,REFERENCE_TIME* prtEnd,DWORD dwFlags)
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{
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CMemoryAllocator_THIS(iface,memalloc);
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FIXME( "(%p)->() stub!\n", This );
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return E_NOTIMPL;
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}
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static HRESULT WINAPI
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IMemAllocator_fnReleaseBuffer(IMemAllocator* iface,IMediaSample* pSample)
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{
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CMemoryAllocator_THIS(iface,memalloc);
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FIXME( "(%p)->() stub!\n", This );
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return E_NOTIMPL;
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}
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static ICOM_VTABLE(IMemAllocator) imemalloc =
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{
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ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
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/* IUnknown fields */
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IMemAllocator_fnQueryInterface,
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IMemAllocator_fnAddRef,
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IMemAllocator_fnRelease,
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/* IMemAllocator fields */
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IMemAllocator_fnSetProperties,
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IMemAllocator_fnGetProperties,
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IMemAllocator_fnCommit,
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IMemAllocator_fnDecommit,
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IMemAllocator_fnGetBuffer,
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IMemAllocator_fnReleaseBuffer,
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};
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HRESULT CMemoryAllocator_InitIMemAllocator( CMemoryAllocator* pma )
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{
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TRACE("(%p)\n",pma);
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ICOM_VTBL(&pma->memalloc) = &imemalloc;
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ZeroMemory( &pma->prop, sizeof(pma->prop) );
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InitializeCriticalSection( &pma->csMem );
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return NOERROR;
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}
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void CMemoryAllocator_UninitIMemAllocator( CMemoryAllocator* pma )
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{
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TRACE("(%p)\n",pma);
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IMemAllocator_Decommit( (IMemAllocator*)(&pma->memalloc) );
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DeleteCriticalSection( &pma->csMem );
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}
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