231   jpeg_component_info *compptr;  in emit_dac()  local
237     compptr = cinfo->cur_comp_info[i];  in emit_dac()
238     dc_in_use[compptr->dc_tbl_no] = 1;  in emit_dac()
239     ac_in_use[compptr->ac_tbl_no] = 1;  in emit_dac()
281   jpeg_component_info *compptr;  in emit_sof()  local
298   for (ci = 0, compptr = cinfo->comp_info; ci < cinfo->num_components;  in emit_sof()
299        ci++, compptr++) {  in emit_sof()
300     emit_byte(cinfo, compptr->component_id);  in emit_sof()
301     emit_byte(cinfo, (compptr->h_samp_factor << 4) + compptr->v_samp_factor);  in emit_sof()
302     emit_byte(cinfo, compptr->quant_tbl_no);  in emit_sof()
312   jpeg_component_info *compptr;  in emit_sos()  local
321     compptr = cinfo->cur_comp_info[i];  in emit_sos()
322     emit_byte(cinfo, compptr->component_id);  in emit_sos()
323     td = compptr->dc_tbl_no;  in emit_sos()
324     ta = compptr->ac_tbl_no;  in emit_sos()
498   jpeg_component_info *compptr;  in write_frame_header()  local
504   for (ci = 0, compptr = cinfo->comp_info; ci < cinfo->num_components;  in write_frame_header()
505        ci++, compptr++) {  in write_frame_header()
506     prec += emit_dqt(cinfo, compptr->quant_tbl_no);  in write_frame_header()
518     for (ci = 0, compptr = cinfo->comp_info; ci < cinfo->num_components;  in write_frame_header()
519 	 ci++, compptr++) {  in write_frame_header()
520       if (compptr->dc_tbl_no > 1 || compptr->ac_tbl_no > 1)  in write_frame_header()
555   jpeg_component_info *compptr;  in write_scan_header()  local
568       compptr = cinfo->cur_comp_info[i];  in write_scan_header()
573 	    emit_dht(cinfo, compptr->dc_tbl_no, FALSE);  in write_scan_header()
575 	  emit_dht(cinfo, compptr->ac_tbl_no, TRUE);  in write_scan_header()
579 	emit_dht(cinfo, compptr->dc_tbl_no, FALSE);  in write_scan_header()
580 	emit_dht(cinfo, compptr->ac_tbl_no, TRUE);  in write_scan_header()