104 lines
3.1 KiB
C++
104 lines
3.1 KiB
C++
/*****************************************************************************
|
|
|
|
INTEL CORPORATION PROPRIETARY INFORMATION
|
|
This software is supplied under the terms of a license agreement or
|
|
nondisclosure agreement with Intel Corporation and may not be copied
|
|
or disclosed except in accordance with the terms of that agreement.
|
|
Copyright(c) 2005-2014 Intel Corporation. All Rights Reserved.
|
|
|
|
*****************************************************************************/
|
|
|
|
#include "common_utils.h"
|
|
|
|
// ATTENTION: If D3D surfaces are used, DX9_D3D or DX11_D3D must be set in project settings or hardcoded here
|
|
|
|
#ifdef DX9_D3D
|
|
#include "common_directx.h"
|
|
#elif DX11_D3D
|
|
#include "common_directx11.h"
|
|
#endif
|
|
|
|
/* =======================================================
|
|
* Windows implementation of OS-specific utility functions
|
|
*/
|
|
|
|
mfxStatus Initialize(mfxIMPL impl, mfxVersion ver, MFXVideoSession* pSession, mfxFrameAllocator* pmfxAllocator, bool bCreateSharedHandles)
|
|
{
|
|
bCreateSharedHandles; // (Hugh) Currently unused
|
|
pmfxAllocator; // (Hugh) Currently unused
|
|
|
|
mfxStatus sts = MFX_ERR_NONE;
|
|
|
|
// If mfxFrameAllocator is provided it means we need to setup DirectX device and memory allocator
|
|
if (pmfxAllocator) {
|
|
// Initialize Intel Media SDK Session
|
|
sts = pSession->Init(impl, &ver);
|
|
MSDK_CHECK_RESULT(sts, MFX_ERR_NONE, sts);
|
|
|
|
// Create DirectX device context
|
|
mfxHDL deviceHandle;
|
|
sts = CreateHWDevice(*pSession, &deviceHandle, NULL, bCreateSharedHandles);
|
|
MSDK_CHECK_RESULT(sts, MFX_ERR_NONE, sts);
|
|
|
|
// Provide device manager to Media SDK
|
|
sts = pSession->SetHandle(DEVICE_MGR_TYPE, deviceHandle);
|
|
MSDK_CHECK_RESULT(sts, MFX_ERR_NONE, sts);
|
|
|
|
pmfxAllocator->pthis = *pSession; // We use Media SDK session ID as the allocation identifier
|
|
pmfxAllocator->Alloc = simple_alloc;
|
|
pmfxAllocator->Free = simple_free;
|
|
pmfxAllocator->Lock = simple_lock;
|
|
pmfxAllocator->Unlock = simple_unlock;
|
|
pmfxAllocator->GetHDL = simple_gethdl;
|
|
|
|
// Since we are using video memory we must provide Media SDK with an external allocator
|
|
sts = pSession->SetFrameAllocator(pmfxAllocator);
|
|
MSDK_CHECK_RESULT(sts, MFX_ERR_NONE, sts);
|
|
}
|
|
else
|
|
{
|
|
// Initialize Intel Media SDK Session
|
|
sts = pSession->Init(impl, &ver);
|
|
MSDK_CHECK_RESULT(sts, MFX_ERR_NONE, sts);
|
|
}
|
|
return sts;
|
|
}
|
|
|
|
void Release()
|
|
{
|
|
#if defined(DX9_D3D) || defined(DX11_D3D)
|
|
CleanupHWDevice();
|
|
#endif
|
|
}
|
|
|
|
void mfxGetTime(mfxTime* timestamp)
|
|
{
|
|
QueryPerformanceCounter(timestamp);
|
|
}
|
|
|
|
double TimeDiffMsec(mfxTime tfinish, mfxTime tstart)
|
|
{
|
|
static LARGE_INTEGER tFreq = { 0 };
|
|
|
|
if (!tFreq.QuadPart) QueryPerformanceFrequency(&tFreq);
|
|
|
|
double freq = (double)tFreq.QuadPart;
|
|
return 1000.0 * ((double)tfinish.QuadPart - (double)tstart.QuadPart) / freq;
|
|
}
|
|
|
|
/* (Hugh) Functions currently unused */
|
|
#if 0
|
|
void ClearYUVSurfaceVMem(mfxMemId memId)
|
|
{
|
|
#if defined(DX9_D3D) || defined(DX11_D3D)
|
|
ClearYUVSurfaceD3D(memId);
|
|
#endif
|
|
}
|
|
|
|
void ClearRGBSurfaceVMem(mfxMemId memId)
|
|
{
|
|
#if defined(DX9_D3D) || defined(DX11_D3D)
|
|
ClearRGBSurfaceD3D(memId);
|
|
#endif
|
|
}
|
|
#endif
|