Lines Matching refs:compptr
159 jpeg_component_info *compptr;
183 compptr = cinfo->cur_comp_info[ci];
185 if (! compptr->component_needed) {
186 blkn += compptr->MCU_blocks;
189 inverse_DCT = cinfo->idct->inverse_DCT[compptr->component_index];
190 useful_width = (MCU_col_num < last_MCU_col) ? compptr->MCU_width
191 : compptr->last_col_width;
192 output_ptr = output_buf[compptr->component_index] +
193 yoffset * compptr->DCT_scaled_size;
194 start_col = MCU_col_num * compptr->MCU_sample_width;
195 for (yindex = 0; yindex < compptr->MCU_height; yindex++) {
197 yoffset+yindex < compptr->last_row_height) {
200 (*inverse_DCT) (cinfo, compptr,
203 output_col += compptr->DCT_scaled_size;
206 blkn += compptr->MCU_width;
207 output_ptr += compptr->DCT_scaled_size;
255 jpeg_component_info *compptr;
259 compptr = cinfo->cur_comp_info[ci];
261 ((j_common_ptr) cinfo, coef->whole_image[compptr->component_index],
262 cinfo->input_iMCU_row * compptr->v_samp_factor,
263 (JDIMENSION) compptr->v_samp_factor, TRUE);
278 compptr = cinfo->cur_comp_info[ci];
279 start_col = MCU_col_num * compptr->MCU_width;
280 for (yindex = 0; yindex < compptr->MCU_height; yindex++) {
282 for (xindex = 0; xindex < compptr->MCU_width; xindex++) {
328 jpeg_component_info *compptr;
340 for (ci = 0, compptr = cinfo->comp_info; ci < cinfo->num_components;
341 ci++, compptr++) {
343 if (! compptr->component_needed)
348 cinfo->output_iMCU_row * compptr->v_samp_factor,
349 (JDIMENSION) compptr->v_samp_factor, FALSE);
352 block_rows = compptr->v_samp_factor;
355 block_rows = (int) (compptr->height_in_blocks % compptr->v_samp_factor);
356 if (block_rows == 0) block_rows = compptr->v_samp_factor;
364 for (block_num = 0; block_num < compptr->width_in_blocks; block_num++) {
365 (*inverse_DCT) (cinfo, compptr, (JCOEFPTR) buffer_ptr,
368 output_col += compptr->DCT_scaled_size;
370 output_ptr += compptr->DCT_scaled_size;
413 jpeg_component_info *compptr;
429 for (ci = 0, compptr = cinfo->comp_info; ci < cinfo->num_components;
430 ci++, compptr++) {
432 if ((qtable = compptr->quant_table) == NULL)
474 jpeg_component_info *compptr;
502 for (ci = 0, compptr = cinfo->comp_info; ci < cinfo->num_components;
503 ci++, compptr++) {
505 if (! compptr->component_needed)
509 block_rows = compptr->v_samp_factor;
514 block_rows = (int) (compptr->height_in_blocks % compptr->v_samp_factor);
515 if (block_rows == 0) block_rows = compptr->v_samp_factor;
521 access_rows += compptr->v_samp_factor; /* prior iMCU row too */
524 (cinfo->output_iMCU_row - 1) * compptr->v_samp_factor,
526 buffer += compptr->v_samp_factor; /* point to current iMCU row */
536 quanttbl = compptr->quant_table;
563 last_block_column = compptr->width_in_blocks - 1;
653 (*inverse_DCT) (cinfo, compptr, (JCOEFPTR) workspace,
660 output_col += compptr->DCT_scaled_size;
662 output_ptr += compptr->DCT_scaled_size;
705 jpeg_component_info *compptr;
707 for (ci = 0, compptr = cinfo->comp_info; ci < cinfo->num_components;
708 ci++, compptr++) {
709 access_rows = compptr->v_samp_factor;
717 (JDIMENSION) jround_up((long) compptr->width_in_blocks,
718 (long) compptr->h_samp_factor),
719 (JDIMENSION) jround_up((long) compptr->height_in_blocks,
720 (long) compptr->v_samp_factor),