Lines Matching refs:z1
44 const SUINT z1= block[i + 4*0] - (unsigned)block[i + 4*2];
49 block[i + 4*1]= z1 + z2;
50 block[i + 4*2]= z1 - z2;
56 const SUINT z1= block[0 + 4*i] - (SUINT)block[2 + 4*i];
61 dst[i + 1*stride]= av_clip_pixel(dst[i + 1*stride] + ((int)(z1 + z2) >> 6));
62 dst[i + 2*stride]= av_clip_pixel(dst[i + 2*stride] + ((int)(z1 - z2) >> 6));
261 const int z1= input[4*i+0] - input[4*i+1];
267 temp[4*i+2]= z1-z2;
268 temp[4*i+3]= z1+z2;
274 const SUINT z1= temp[4*0+i] - temp[4*2+i];
279 output[stride* 1+offset]= (int)((z1 + z2)*qmul + 128 ) >> 8;
280 output[stride* 4+offset]= (int)((z1 - z2)*qmul + 128 ) >> 8;
302 const SUINT z1= temp[2*0+i] - temp[2*2+i];
307 block[stride*1+offset]= (int)((z1 + z2)*qmul + 128) >> 8;
308 block[stride*2+offset]= (int)((z1 - z2)*qmul + 128) >> 8;