Lines Matching refs:rgroup
138 int ci, rgroup;
153 rgroup = (compptr->v_samp_factor * compptr->_DCT_scaled_size) /
160 2 * (rgroup * (M + 4)) * sizeof(JSAMPROW));
161 xbuf += rgroup; /* want one row group at negative offsets */
163 xbuf += rgroup * (M + 4);
179 int ci, i, rgroup;
186 rgroup = (compptr->v_samp_factor * compptr->_DCT_scaled_size) /
192 for (i = 0; i < rgroup * (M + 2); i++) {
196 for (i = 0; i < rgroup * 2; i++) {
197 xbuf1[rgroup * (M - 2) + i] = buf[rgroup * M + i];
198 xbuf1[rgroup * M + i] = buf[rgroup * (M - 2) + i];
205 for (i = 0; i < rgroup; i++) {
206 xbuf0[i - rgroup] = xbuf0[0];
220 int ci, i, rgroup, iMCUheight, rows_left;
228 rgroup = iMCUheight / cinfo->_min_DCT_scaled_size;
236 main_ptr->rowgroups_avail = (JDIMENSION)((rows_left - 1) / rgroup + 1);
238 /* Duplicate the last real sample row rgroup*2 times; this pads out the
242 for (i = 0; i < rgroup * 2; i++) {
427 int ci, rgroup, ngroups;
453 rgroup = (compptr->v_samp_factor * compptr->_DCT_scaled_size) /
458 (JDIMENSION)(rgroup * ngroups));
