HEVC-SCC rgb file input

关键字 csc

allocateCSCBuffer（）-> m_apcPicYuvCSC

xCheckRDCostIntraCSC():更简单，

enum ACTRDTestTypes
{
ACT_TWO_CLR = 0, //two color space
ACT_TRAN_CLR = 1, //transformed color space
ACT_ORG_CLR = 2 //original color space
};

getRGBFormatFlag()

bEnableTrans:是不是要trans color

colourTransform = (bRGB && bEnableTrans)? (1-i): i;

encodeResAndCalcRdInterCU

HashPic

motionCompensation（） ：貌似只能YUV?