Lines Matching refs:nch
308 int nch = CV_MAT_CN( img->type );313 assert( img && (nch == 1 || nch == 3) && CV_MAT_DEPTH(img->type) == CV_8U );319 ptr += img->step*2 + 2*nch;402 if( nch == 3 )576 //assert( img && (nch == 1 || nch == 3) && CV_MAT_DEPTH(img->type) == CV_8U );