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d3d11_device.cpp
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/*
* Copyright (c) 2013, INTEL CORPORATION
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation and/or
* other materials provided with the distribution.
* Neither the name of INTEL CORPORATION nor the names of its contributors may
* be used to endorse or promote products derived from this software without specific
* prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include "stdafx.h"
#if MFX_D3D11_SUPPORT
#include "QuickSync_defs.h"
#include "d3d11_device.h"
CD3D11Device::CD3D11Device()
{
}
CD3D11Device::~CD3D11Device()
{
Close();
}
mfxStatus CD3D11Device::Init(int nAdapterNum)
{
static const D3D_FEATURE_LEVEL featureLevels[] = {
D3D_FEATURE_LEVEL_11_1,
D3D_FEATURE_LEVEL_11_0,
D3D_FEATURE_LEVEL_10_1,
D3D_FEATURE_LEVEL_10_0
};
D3D_FEATURE_LEVEL pFeatureLevelsOut;
mfxStatus sts = MFX_ERR_NONE;
HRESULT hres = S_OK;
hres = CreateDXGIFactory(__uuidof(IDXGIFactory2), (void**)(&m_pDXGIFactory) );
if (FAILED(hres))
return MFX_ERR_DEVICE_FAILED;
hres = m_pDXGIFactory->EnumAdapters(nAdapterNum,&m_pAdapter);
if (FAILED(hres))
return MFX_ERR_DEVICE_FAILED;
hres = D3D11CreateDevice(m_pAdapter,
D3D_DRIVER_TYPE_UNKNOWN,
NULL,
0,
featureLevels,
MSDK_ARRAY_LEN(featureLevels),
D3D11_SDK_VERSION,
&m_pD3D11Device,
&pFeatureLevelsOut,
&m_pD3D11Ctx);
if (FAILED(hres))
return MFX_ERR_DEVICE_FAILED;
m_pDX11VideoDevice = m_pD3D11Device;
m_pVideoContext = m_pD3D11Ctx;
MSDK_CHECK_POINTER(m_pDX11VideoDevice.p, MFX_ERR_NULL_PTR);
MSDK_CHECK_POINTER(m_pVideoContext.p, MFX_ERR_NULL_PTR);
// turn on multithreading for the Context
CComQIPtr<ID3D10Multithread> p_mt(m_pVideoContext);
if (p_mt)
p_mt->SetMultithreadProtected(true);
else
return MFX_ERR_DEVICE_FAILED;
return sts;
}
mfxStatus CD3D11Device::Reset()
{
return MFX_ERR_NONE;
}
mfxHDL CD3D11Device::GetHandle(mfxHandleType type)
{
if (MFX_HANDLE_D3D11_DEVICE == type)
{
return (mfxHDL)m_pD3D11Device.p;
}
return NULL;
}
void CD3D11Device::Close()
{
Reset();
}
#endif // #if MFX_D3D11_SUPPORT