113     int unit, start, end, marker, next_start, next_marker;  in cbs_jpeg_split_fragment()  local
147     for (unit = 0;; unit++) {  in cbs_jpeg_split_fragment()
229         err = ff_cbs_insert_unit_data(ctx, frag, unit, marker,  in cbs_jpeg_split_fragment()
244                               CodedBitstreamUnit *unit)  in cbs_jpeg_read_unit()  argument
249     err = init_get_bits(&gbc, unit->data, 8 * unit->data_size);  in cbs_jpeg_read_unit()
253     if (unit->type >= JPEG_MARKER_SOF0 &&  in cbs_jpeg_read_unit()
254         unit->type <= JPEG_MARKER_SOF3) {  in cbs_jpeg_read_unit()
255         err = ff_cbs_alloc_unit_content(ctx, unit,  in cbs_jpeg_read_unit()
261         err = cbs_jpeg_read_frame_header(ctx, &gbc, unit->content);  in cbs_jpeg_read_unit()
265     } else if (unit->type >= JPEG_MARKER_APPN &&  in cbs_jpeg_read_unit()
266                unit->type <= JPEG_MARKER_APPN + 15) {  in cbs_jpeg_read_unit()
267         err = ff_cbs_alloc_unit_content(ctx, unit,  in cbs_jpeg_read_unit()
273         err = cbs_jpeg_read_application_data(ctx, &gbc, unit->content);  in cbs_jpeg_read_unit()
277     } else if (unit->type == JPEG_MARKER_SOS) {  in cbs_jpeg_read_unit()
281         err = ff_cbs_alloc_unit_content(ctx, unit,  in cbs_jpeg_read_unit()
286         scan = unit->content;  in cbs_jpeg_read_unit()
295             scan->data_size = unit->data_size - pos / 8;  in cbs_jpeg_read_unit()
296             scan->data_ref  = av_buffer_ref(unit->data_ref);  in cbs_jpeg_read_unit()
299             scan->data = unit->data + pos / 8;  in cbs_jpeg_read_unit()
303         switch (unit->type) {  in cbs_jpeg_read_unit()
307                 err = ff_cbs_alloc_unit_content(ctx, unit, \  in cbs_jpeg_read_unit()
311                 err = cbs_jpeg_read_ ## func(ctx, &gbc, unit->content); \  in cbs_jpeg_read_unit()
329                                CodedBitstreamUnit *unit,  in cbs_jpeg_write_scan()  argument
332     JPEGRawScan *scan = unit->content;  in cbs_jpeg_write_scan()
355                                   CodedBitstreamUnit *unit,  in cbs_jpeg_write_segment()  argument
360     if (unit->type >= JPEG_MARKER_SOF0 &&  in cbs_jpeg_write_segment()
361         unit->type <= JPEG_MARKER_SOF3) {  in cbs_jpeg_write_segment()
362         err = cbs_jpeg_write_frame_header(ctx, pbc, unit->content);  in cbs_jpeg_write_segment()
363     } else if (unit->type >= JPEG_MARKER_APPN &&  in cbs_jpeg_write_segment()
364                unit->type <= JPEG_MARKER_APPN + 15) {  in cbs_jpeg_write_segment()
365         err = cbs_jpeg_write_application_data(ctx, pbc, unit->content);  in cbs_jpeg_write_segment()
367         switch (unit->type) {  in cbs_jpeg_write_segment()
370                 err = cbs_jpeg_write_ ## func(ctx, pbc, unit->content); \  in cbs_jpeg_write_segment()
384                                CodedBitstreamUnit *unit,  in cbs_jpeg_write_unit()  argument
387     if (unit->type == JPEG_MARKER_SOS)  in cbs_jpeg_write_unit()
388         return cbs_jpeg_write_scan   (ctx, unit, pbc);  in cbs_jpeg_write_unit()
390         return cbs_jpeg_write_segment(ctx, unit, pbc);  in cbs_jpeg_write_unit()
396     const CodedBitstreamUnit *unit;  in cbs_jpeg_assemble_fragment()  local
403         unit = &frag->units[i];  in cbs_jpeg_assemble_fragment()
404         size += 2 + unit->data_size;  in cbs_jpeg_assemble_fragment()
405         if (unit->type == JPEG_MARKER_SOS) {  in cbs_jpeg_assemble_fragment()
406             for (sp = 0; sp < unit->data_size; sp++) {  in cbs_jpeg_assemble_fragment()
407                 if (unit->data[sp] == 0xff)  in cbs_jpeg_assemble_fragment()
424         unit = &frag->units[i];  in cbs_jpeg_assemble_fragment()
427         data[dp++] = unit->type;  in cbs_jpeg_assemble_fragment()
429         if (unit->type != JPEG_MARKER_SOS) {  in cbs_jpeg_assemble_fragment()
430             memcpy(data + dp, unit->data, unit->data_size);  in cbs_jpeg_assemble_fragment()
431             dp += unit->data_size;  in cbs_jpeg_assemble_fragment()
433             sp = AV_RB16(unit->data);  in cbs_jpeg_assemble_fragment()
434             av_assert0(sp <= unit->data_size);  in cbs_jpeg_assemble_fragment()
435             memcpy(data + dp, unit->data, sp);  in cbs_jpeg_assemble_fragment()
438             for (; sp < unit->data_size; sp++) {  in cbs_jpeg_assemble_fragment()
439                 if (unit->data[sp] == 0xff) {  in cbs_jpeg_assemble_fragment()
443                     data[dp++] = unit->data[sp];  in cbs_jpeg_assemble_fragment()