59                                  jpeg_component_info * compptr,
125   jpeg_component_info * compptr;  in sep_downsample()  local
128   for (ci = 0, compptr = cinfo->comp_info; ci < cinfo->num_components;  in sep_downsample()
129        ci++, compptr++) {  in sep_downsample()
131     out_ptr = output_buf[ci] + (out_row_group_index * compptr->v_samp_factor);  in sep_downsample()
132     (*downsample->methods[ci]) (cinfo, compptr, in_ptr, out_ptr);  in sep_downsample()
145 int_downsample (j_compress_ptr cinfo, jpeg_component_info * compptr,  in int_downsample()  argument
150   JDIMENSION output_cols = compptr->width_in_blocks * DCTSIZE;  in int_downsample()
154   h_expand = cinfo->max_h_samp_factor / compptr->h_samp_factor;  in int_downsample()
155   v_expand = cinfo->max_v_samp_factor / compptr->v_samp_factor;  in int_downsample()
167   for (outrow = 0; outrow < compptr->v_samp_factor; outrow++) {  in int_downsample()
192 fullsize_downsample (j_compress_ptr cinfo, jpeg_component_info * compptr,  in fullsize_downsample()  argument
200                     cinfo->image_width, compptr->width_in_blocks * DCTSIZE);  in fullsize_downsample()
217 h2v1_downsample (j_compress_ptr cinfo, jpeg_component_info * compptr,  in h2v1_downsample()  argument
222   JDIMENSION output_cols = compptr->width_in_blocks * DCTSIZE;  in h2v1_downsample()
233   for (outrow = 0; outrow < compptr->v_samp_factor; outrow++) {  in h2v1_downsample()
254 h2v2_downsample (j_compress_ptr cinfo, jpeg_component_info * compptr,  in h2v2_downsample()  argument
259   JDIMENSION output_cols = compptr->width_in_blocks * DCTSIZE;  in h2v2_downsample()
271   for (outrow = 0; outrow < compptr->v_samp_factor; outrow++) {  in h2v2_downsample()
297 h2v2_smooth_downsample (j_compress_ptr cinfo, jpeg_component_info * compptr,  in h2v2_smooth_downsample()  argument
302   JDIMENSION output_cols = compptr->width_in_blocks * DCTSIZE;  in h2v2_smooth_downsample()
330   for (outrow = 0; outrow < compptr->v_samp_factor; outrow++) {  in h2v2_smooth_downsample()
397 fullsize_smooth_downsample (j_compress_ptr cinfo, jpeg_component_info *compptr,  in fullsize_smooth_downsample()  argument
402   JDIMENSION output_cols = compptr->width_in_blocks * DCTSIZE;  in fullsize_smooth_downsample()
423   for (outrow = 0; outrow < compptr->v_samp_factor; outrow++) {  in fullsize_smooth_downsample()
473   jpeg_component_info * compptr;  in jinit_downsampler()  local
488   for (ci = 0, compptr = cinfo->comp_info; ci < cinfo->num_components;  in jinit_downsampler()
489        ci++, compptr++) {  in jinit_downsampler()
490     if (compptr->h_samp_factor == cinfo->max_h_samp_factor &&  in jinit_downsampler()
491         compptr->v_samp_factor == cinfo->max_v_samp_factor) {  in jinit_downsampler()
499     } else if (compptr->h_samp_factor * 2 == cinfo->max_h_samp_factor &&  in jinit_downsampler()
500                compptr->v_samp_factor == cinfo->max_v_samp_factor) {  in jinit_downsampler()
506     } else if (compptr->h_samp_factor * 2 == cinfo->max_h_samp_factor &&  in jinit_downsampler()
507                compptr->v_samp_factor * 2 == cinfo->max_v_samp_factor) {  in jinit_downsampler()
525     } else if ((cinfo->max_h_samp_factor % compptr->h_samp_factor) == 0 &&  in jinit_downsampler()
526                (cinfo->max_v_samp_factor % compptr->v_samp_factor) == 0) {  in jinit_downsampler()