subtract           67 source/common/shortyuv.h     void subtract(const Yuv& srcYuv0, const Yuv& srcYuv1, uint32_t log2Size, int picCsp);
subtract         1621 source/encoder/analysis.cpp                         m_rqt[cuGeom.depth].tmpResiYuv.subtract(*md.bestMode->fencYuv, md.bestMode->predYuv, cuGeom.log2CUSize, m_frame->m_fencPic->m_picCsp);
subtract         2700 source/encoder/search.cpp     resiYuv->subtract(*fencYuv, *predYuv, log2CUSize, m_frame->m_fencPic->m_picCsp);