/*********************************************************************************

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) 2011-2014 Intel Corporation. All Rights Reserved.

**********************************************************************************/

#pragma once

#include "common_utils.h"
#include <initguid.h>
#include <d3d9.h>
#include <dxva2api.h>
#include <dxva.h>
#include <windows.h>

#define VIDEO_MAIN_FORMAT D3DFMT_YUY2

class IGFXS3DControl;

/** Direct3D 9 device implementation.
@note Can be initilized for only 1 or two 2 views. Handle to
MFX_HANDLE_GFXS3DCONTROL must be set prior if initializing for 2 views.

@note Device always set D3DPRESENT_PARAMETERS::Windowed to TRUE.
*/
    template <class T>
    class safe_array
    {
    public:
        safe_array(T *ptr = 0):m_ptr(ptr)
        { // construct from object pointer
        };
        ~safe_array()
        {
            reset(0);
        }
        T* get()
        { // return wrapped pointer
            return m_ptr;
        }
        T* release()
        { // return wrapped pointer and give up ownership
            T* ptr = m_ptr;
            m_ptr = 0;
            return ptr;
        }
        void reset(T* ptr)
        { // destroy designated object and store new pointer
            if (m_ptr)
            {
                delete[] m_ptr;
            }
            m_ptr = ptr;
        }
    protected:
        T* m_ptr; // the wrapped object pointer
    };

mfxStatus dx9_simple_alloc(mfxHDL pthis, mfxFrameAllocRequest* request, mfxFrameAllocResponse* response);
mfxStatus dx9_simple_lock(mfxHDL pthis, mfxMemId mid, mfxFrameData* ptr);
mfxStatus dx9_simple_unlock(mfxHDL pthis, mfxMemId mid, mfxFrameData* ptr);
mfxStatus dx9_simple_gethdl(mfxHDL pthis, mfxMemId mid, mfxHDL* handle);
mfxStatus dx9_simple_free(mfxHDL pthis, mfxFrameAllocResponse* response);

mfxStatus DX9_CreateHWDevice(mfxSession session, mfxHDL* deviceHandle, HWND hWnd, bool bCreateSharedHandles);
void DX9_CleanupHWDevice();