//////////////////////////////////////////////////////////////////////////
//
//?device.cpp:?Manages?the?Direct3D?device
//?
//?THIS?CODE?AND?INFORMATION?IS?PROVIDED?“AS?IS“?WITHOUT?WARRANTY?OF
//?ANY?KIND?EITHER?EXPRESSED?OR?IMPLIED?INCLUDING?BUT?NOT?LIMITED?TO
//?THE?IMPLIED?WARRANTIES?OF?MERCHANTABILITY?AND/OR?FITNESS?FOR?A
//?PARTICULAR?PURPOSE.
//
//?Copyright?（c）?Microsoft?Corporation.?All?rights?reserved.
//
//////////////////////////////////////////////////////////////////////////
#include?“stdafx.h“
#include?“MFCaptureD3D.h“
#include?“BufferLock.h“

const?DWORD?NUM_BACK_BUFFERS?=?2;

void?TransformImage_RGB24（
????BYTE*???????pDest
????LONG????????lDestStride
????const?BYTE*?pSrc
????LONG????????lSrcStride
????DWORD???????dwWidthInPixels
????DWORD???????dwHeightInPixels
????）;

void?TransformImage_RGB32（
????BYTE*???????pDest
????LONG????????lDestStride
????const?BYTE*?pSrc
????LONG????????lSrcStride
????DWORD???????dwWidthInPixels
????DWORD???????dwHeightInPixels
????）;

void?TransformImage_YUY2（
????BYTE*???????pDest
????LONG????????lDestStride
????const?BYTE*?pSrc
????LONG????????lSrcStride
????DWORD???????dwWidthInPixels
????DWORD???????dwHeightInPixels
????）;

void?TransformImage_NV12（
????BYTE*?pDst?
????LONG?dstStride?
????const?BYTE*?pSrc?
????LONG?srcStride
????DWORD?dwWidthInPixels
????DWORD?dwHeightInPixels
????）;


RECT????LetterBoxRect（const?RECT&?rcSrc?const?RECT&?rcDst）;
RECT????CorrectAspectRatio（const?RECT&?src?const?MFRatio&?srcPAR）;
HRESULT?GetDefaultStride（IMFMediaType?*pType?LONG?*plStride）;


inline?LONG?Width（const?RECT&?r）
{
????return?r.right?-?r.left;
}

inline?LONG?Height（const?RECT&?r）
{
????return?r.bottom?-?r.top;
}


//?靜態表的輸出格式和轉換功能。
struct?ConversionFunction
{
????GUID???????????????subtype;
????IMAGE_TRANSFORM_FN?xform;
};


ConversionFunction???g_FormatConversions[]?=
{
????{?MFVideoFormat_RGB32?TransformImage_RGB32?}
????{?MFVideoFormat_RGB24?TransformImage_RGB24?}
????{?MFVideoFormat_YUY2??TransformImage_YUY2??}??????
????{?MFVideoFormat_NV12??TransformImage_NV12??}
};

const?DWORD???g_cFormats?=?ARRAYSIZE（g_FormatConversions）;


//-------------------------------------------------------------------
//?構造函數
//-------------------------------------------------------------------

DrawDevice::DrawDevice（）?:?
????m_hwnd（NULL）
????m_pD3D（NULL）
????m_pDevice（NULL）
????m_pSwapChain（NULL）
????m_format（D3DFMT_UNKNOWN）
????m_width（0）
????m_height（0）
????m_lDefaultStride（0）
????m_interlace（MFVideoInterlace_Unknown）
????m_convertFn（NULL）
{
????m_PixelAR.Denominator?=?m_PixelAR.Numerator?=?1;?

????ZeroMemory（&m_d3dpp?sizeof（m_d3dpp））;
}


//-------------------------------------------------------------------
//?析構函數
//-------------------------------------------------------------------

DrawDevice::~DrawDevice（）
{
????DestroyDevice（）;
}


//---------------

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件?????208384??2018-09-26?14:58??MF攝像頭實時顯示和生成wmv文件\Debug\MFRealTimeDisplay.exe

?????文件????1619944??2018-09-26?14:58??MF攝像頭實時顯示和生成wmv文件\Debug\MFRealTimeDisplay.ilk

?????文件????6269952??2018-09-26?14:58??MF攝像頭實時顯示和生成wmv文件\Debug\MFRealTimeDisplay.pdb

?????文件???????3617??2018-09-25?12:00??MF攝像頭實時顯示和生成wmv文件\MFRealTimeDisplay\BufferLock.h

?????文件?????121839??2018-09-26?14:58??MF攝像頭實時顯示和生成wmv文件\MFRealTimeDisplay\capture.wmv

?????文件?????142866??2018-09-26?14:34??MF攝像頭實時顯示和生成wmv文件\MFRealTimeDisplay\Debug\ABout.obj

?????文件???????5602??2018-09-26?14:58??MF攝像頭實時顯示和生成wmv文件\MFRealTimeDisplay\Debug\cl.command.1.tlog

?????文件?????134872??2018-09-26?14:58??MF攝像頭實時顯示和生成wmv文件\MFRealTimeDisplay\Debug\CL.read.1.tlog

?????文件???????8952??2018-09-26?14:58??MF攝像頭實時顯示和生成wmv文件\MFRealTimeDisplay\Debug\CL.write.1.tlog

?????文件?????176448??2018-09-26?14:30??MF攝像頭實時顯示和生成wmv文件\MFRealTimeDisplay\Debug\device.obj

?????文件??????????2??2018-09-26?14:58??MF攝像頭實時顯示和生成wmv文件\MFRealTimeDisplay\Debug\link-cvtres.read.1.tlog

?????文件??????????2??2018-09-26?14:58??MF攝像頭實時顯示和生成wmv文件\MFRealTimeDisplay\Debug\link-cvtres.write.1.tlog

?????文件??????????2??2018-09-26?14:58??MF攝像頭實時顯示和生成wmv文件\MFRealTimeDisplay\Debug\link.10508-cvtres.read.1.tlog

?????文件??????????2??2018-09-26?14:58??MF攝像頭實時顯示和生成wmv文件\MFRealTimeDisplay\Debug\link.10508-cvtres.write.1.tlog

?????文件??????????2??2018-09-26?14:58??MF攝像頭實時顯示和生成wmv文件\MFRealTimeDisplay\Debug\link.10508.read.1.tlog

?????文件??????????2??2018-09-26?14:58??MF攝像頭實時顯示和生成wmv文件\MFRealTimeDisplay\Debug\link.10508.write.1.tlog

?????文件??????????2??2018-09-26?14:58??MF攝像頭實時顯示和生成wmv文件\MFRealTimeDisplay\Debug\link.11368-cvtres.read.1.tlog

?????文件??????????2??2018-09-26?14:58??MF攝像頭實時顯示和生成wmv文件\MFRealTimeDisplay\Debug\link.11368-cvtres.write.1.tlog

?????文件??????????2??2018-09-26?14:58??MF攝像頭實時顯示和生成wmv文件\MFRealTimeDisplay\Debug\link.11368.read.1.tlog

?????文件??????????2??2018-09-26?14:58??MF攝像頭實時顯示和生成wmv文件\MFRealTimeDisplay\Debug\link.11368.write.1.tlog

?????文件??????????2??2018-09-26?14:58??MF攝像頭實時顯示和生成wmv文件\MFRealTimeDisplay\Debug\link.11452-cvtres.read.1.tlog

?????文件??????????2??2018-09-26?14:58??MF攝像頭實時顯示和生成wmv文件\MFRealTimeDisplay\Debug\link.11452-cvtres.write.1.tlog

?????文件??????????2??2018-09-26?14:58??MF攝像頭實時顯示和生成wmv文件\MFRealTimeDisplay\Debug\link.11452.read.1.tlog

?????文件??????????2??2018-09-26?14:58??MF攝像頭實時顯示和生成wmv文件\MFRealTimeDisplay\Debug\link.11452.write.1.tlog

?????文件??????????2??2018-09-26?14:58??MF攝像頭實時顯示和生成wmv文件\MFRealTimeDisplay\Debug\link.1152-cvtres.read.1.tlog

?????文件??????????2??2018-09-26?14:58??MF攝像頭實時顯示和生成wmv文件\MFRealTimeDisplay\Debug\link.1152-cvtres.write.1.tlog

?????文件??????????2??2018-09-26?14:58??MF攝像頭實時顯示和生成wmv文件\MFRealTimeDisplay\Debug\link.1152.read.1.tlog

?????文件??????????2??2018-09-26?14:58??MF攝像頭實時顯示和生成wmv文件\MFRealTimeDisplay\Debug\link.1152.write.1.tlog

?????文件??????????2??2018-09-26?14:58??MF攝像頭實時顯示和生成wmv文件\MFRealTimeDisplay\Debug\link.11796-cvtres.read.1.tlog

?????文件??????????2??2018-09-26?14:58??MF攝像頭實時顯示和生成wmv文件\MFRealTimeDisplay\Debug\link.11796-cvtres.write.1.tlog

............此處省略103個文件信息