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Merge pull request #279 from sijchen/sad_fix2

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fix the range of SAD
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volvet 2014-02-11 10:32:58 +08:00
commit d81f3d5037
1 changed files with 4 additions and 4 deletions
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8
codec/encoder/core/inc/svc_motion_estimate.h
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@ -50,15 +50,15 @@ namespace WelsSVCEnc {
#define BASE_MV_MB_NMB ((2*(MV_RANGE+ITERATIVE_TIMES)/MB_WIDTH_LUMA)-1)
union SadPredISatdUnit {
uint16_t uiSadPred;
uint16_t uiSatd; //reuse the sad_pred as a temp satd pData
uint32_t uiSadPred;
uint32_t uiSatd; //reuse the sad_pred as a temp satd pData
};
typedef struct TagWelsME {
/* input */
uint16_t* pMvdCost;
union SadPredISatdUnit uSadPredISatd; //reuse the sad_pred as a temp pData
uint16_t uiSadCost; //used by ME and RC
uint16_t uiSatdCost; /* satd + lm * nbits */
uint32_t uiSadCost; //used by ME and RC //max SAD should be max_delta*size+lambda*mvdsize = 255*256+91*33*2 = 65280 + 6006 = 71286 > (2^16)-1 = 65535
uint32_t uiSatdCost; /* satd + lm * nbits */
uint8_t uiPixel; /* PIXEL_WxH */
uint8_t uiReserved;