94 lines
3.5 KiB
C++
94 lines
3.5 KiB
C++
/* ****************************************************************************** *\
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Copyright (C) 2012-2013 Intel Corporation. All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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- Redistributions of source code must retain the above copyright notice,
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this list of conditions and the following disclaimer.
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- Redistributions in binary form must reproduce the above copyright notice,
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this list of conditions and the following disclaimer in the documentation
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and/or other materials provided with the distribution.
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- Neither the name of Intel Corporation nor the names of its contributors
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may be used to endorse or promote products derived from this software
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without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY INTEL CORPORATION "AS IS" AND ANY EXPRESS OR
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IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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IN NO EVENT SHALL INTEL CORPORATION BE LIABLE FOR ANY DIRECT, INDIRECT,
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INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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File Name: mfx_library_iterator.h
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\* ****************************************************************************** */
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#if !defined(__MFX_LIBRARY_ITERATOR_H)
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#define __MFX_LIBRARY_ITERATOR_H
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#include <mfxvideo.h>
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#include "mfx_win_reg_key.h"
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#include "mfx_dispatcher.h"
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namespace MFX
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{
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// declare desired storage ID
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enum
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{
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MFX_UNKNOWN_KEY = -1,
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MFX_CURRENT_USER_KEY = 0,
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MFX_LOCAL_MACHINE_KEY = 1,
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MFX_KEY_TYPES
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};
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class MFXLibraryIterator
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{
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public:
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// Default constructor
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MFXLibraryIterator(void);
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// Destructor
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~MFXLibraryIterator(void);
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// Initialize the iterator
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mfxStatus Init(eMfxImplType implType, mfxIMPL implInterface, const mfxU32 adapterNum, int storageID);
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// Get the next library path
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mfxStatus SelectDLLVersion(wchar_t *pPath, size_t pathSize, eMfxImplType *pImplType, mfxVersion minVersion);
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// Return interface type on which Intel adapter was found (if any): D3D9 or D3D11
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mfxIMPL GetImplementationType();
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protected:
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// Release the iterator
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void Release(void);
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WinRegKey m_baseRegKey; // (WinRegKey) main registry key
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eMfxImplType m_implType; // Required library implementation
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mfxIMPL m_implInterface; // Required interface (D3D9, D3D11)
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mfxU32 m_vendorID; // (mfxU32) property of used graphic card
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mfxU32 m_deviceID; // (mfxU32) property of used graphic card
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mfxU32 m_lastLibIndex; // (mfxU32) index of previously returned library
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mfxU32 m_lastLibMerit; // (mfxU32) merit of previously returned library
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private:
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// unimplemented by intent to make this class non-copyable
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MFXLibraryIterator(const MFXLibraryIterator &);
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void operator=(const MFXLibraryIterator &);
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};
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} // namespace MFX
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#endif // __MFX_LIBRARY_ITERATOR_H
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