157   jpeg_component_info *compptr;  in decompress_onepass()  local
182         compptr = cinfo->cur_comp_info[ci];  in decompress_onepass()
184         if (! compptr->component_needed) {  in decompress_onepass()
185           blkn += compptr->MCU_blocks;  in decompress_onepass()
188         inverse_DCT = cinfo->idct->inverse_DCT[compptr->component_index];  in decompress_onepass()
189         useful_width = (MCU_col_num < last_MCU_col) ? compptr->MCU_width  in decompress_onepass()
190                                                     : compptr->last_col_width;  in decompress_onepass()
191         output_ptr = output_buf[compptr->component_index] +  in decompress_onepass()
192           yoffset * compptr->DCT_v_scaled_size;  in decompress_onepass()
193         start_col = MCU_col_num * compptr->MCU_sample_width;  in decompress_onepass()
194         for (yindex = 0; yindex < compptr->MCU_height; yindex++) {  in decompress_onepass()
196               yoffset+yindex < compptr->last_row_height) {  in decompress_onepass()
199               (*inverse_DCT) (cinfo, compptr,  in decompress_onepass()
202               output_col += compptr->DCT_h_scaled_size;  in decompress_onepass()
205           blkn += compptr->MCU_width;  in decompress_onepass()
206           output_ptr += compptr->DCT_v_scaled_size;  in decompress_onepass()
254   jpeg_component_info *compptr;  in consume_data()  local
258     compptr = cinfo->cur_comp_info[ci];  in consume_data()
260       ((j_common_ptr) cinfo, coef->whole_image[compptr->component_index],  in consume_data()
261        cinfo->input_iMCU_row * compptr->v_samp_factor,  in consume_data()
262        (JDIMENSION) compptr->v_samp_factor, TRUE);  in consume_data()
277         compptr = cinfo->cur_comp_info[ci];  in consume_data()
278         start_col = MCU_col_num * compptr->MCU_width;  in consume_data()
279         for (yindex = 0; yindex < compptr->MCU_height; yindex++) {  in consume_data()
281           for (xindex = 0; xindex < compptr->MCU_width; xindex++) {  in consume_data()
327   jpeg_component_info *compptr;  in decompress_data()  local
339   for (ci = 0, compptr = cinfo->comp_info; ci < cinfo->num_components;  in decompress_data()
340        ci++, compptr++) {  in decompress_data()
342     if (! compptr->component_needed)  in decompress_data()
347        cinfo->output_iMCU_row * compptr->v_samp_factor,  in decompress_data()
348        (JDIMENSION) compptr->v_samp_factor, FALSE);  in decompress_data()
351       block_rows = compptr->v_samp_factor;  in decompress_data()
354       block_rows = (int) (compptr->height_in_blocks % compptr->v_samp_factor);  in decompress_data()
355       if (block_rows == 0) block_rows = compptr->v_samp_factor;  in decompress_data()
363       for (block_num = 0; block_num < compptr->width_in_blocks; block_num++) {  in decompress_data()
364         (*inverse_DCT) (cinfo, compptr, (JCOEFPTR) buffer_ptr,  in decompress_data()
367         output_col += compptr->DCT_h_scaled_size;  in decompress_data()
369       output_ptr += compptr->DCT_v_scaled_size;  in decompress_data()
412   jpeg_component_info *compptr;  in smoothing_ok()  local
428   for (ci = 0, compptr = cinfo->comp_info; ci < cinfo->num_components;  in smoothing_ok()
429        ci++, compptr++) {  in smoothing_ok()
431     if ((qtable = compptr->quant_table) == NULL)  in smoothing_ok()
473   jpeg_component_info *compptr;  in decompress_smooth_data()  local
501   for (ci = 0, compptr = cinfo->comp_info; ci < cinfo->num_components;  in decompress_smooth_data()
502        ci++, compptr++) {  in decompress_smooth_data()
504     if (! compptr->component_needed)  in decompress_smooth_data()
508       block_rows = compptr->v_samp_factor;  in decompress_smooth_data()
513       block_rows = (int) (compptr->height_in_blocks % compptr->v_samp_factor);  in decompress_smooth_data()
514       if (block_rows == 0) block_rows = compptr->v_samp_factor;  in decompress_smooth_data()
520       access_rows += compptr->v_samp_factor; /* prior iMCU row too */  in decompress_smooth_data()
523          (cinfo->output_iMCU_row - 1) * compptr->v_samp_factor,  in decompress_smooth_data()
525       buffer += compptr->v_samp_factor;	/* point to current iMCU row */  in decompress_smooth_data()
535     quanttbl = compptr->quant_table;  in decompress_smooth_data()
562       last_block_column = compptr->width_in_blocks - 1;  in decompress_smooth_data()
652         (*inverse_DCT) (cinfo, compptr, (JCOEFPTR) workspace,  in decompress_smooth_data()
659         output_col += compptr->DCT_h_scaled_size;  in decompress_smooth_data()
661       output_ptr += compptr->DCT_v_scaled_size;  in decompress_smooth_data()
699     jpeg_component_info *compptr;  in jinit_d_coef_controller()  local
701     for (ci = 0, compptr = cinfo->comp_info; ci < cinfo->num_components;  in jinit_d_coef_controller()
702          ci++, compptr++) {  in jinit_d_coef_controller()
703       access_rows = compptr->v_samp_factor;  in jinit_d_coef_controller()
711          (JDIMENSION) jround_up((long) compptr->width_in_blocks,  in jinit_d_coef_controller()
712                                 (long) compptr->h_samp_factor),  in jinit_d_coef_controller()
713          (JDIMENSION) jround_up((long) compptr->height_in_blocks,  in jinit_d_coef_controller()
714                                 (long) compptr->v_samp_factor),  in jinit_d_coef_controller()