- switch (modification_of_pic_nums_idc) {
- case 0:
- case 1: {
- const unsigned int abs_diff_pic_num = get_ue_golomb_long(&sl->gb) + 1;
- int frame_num;
-
- if (abs_diff_pic_num > h->max_pic_num) {
- av_log(h->avctx, AV_LOG_ERROR,
- "abs_diff_pic_num overflow\n");
- return AVERROR_INVALIDDATA;
- }
-
- if (modification_of_pic_nums_idc == 0)
- pred -= abs_diff_pic_num;
- else
- pred += abs_diff_pic_num;
- pred &= h->max_pic_num - 1;
-
- frame_num = pic_num_extract(h, pred, &pic_structure);
-
- for (i = h->short_ref_count - 1; i >= 0; i--) {
- ref = h->short_ref[i];
- assert(ref->reference);
- assert(!ref->long_ref);
- if (ref->frame_num == frame_num &&
- (ref->reference & pic_structure))
- break;
- }
- if (i >= 0)
- ref->pic_id = pred;
- break;
+ if (modification_of_pic_nums_idc == 0)
+ pred -= abs_diff_pic_num;
+ else
+ pred += abs_diff_pic_num;
+ pred &= h->max_pic_num - 1;
+
+ frame_num = pic_num_extract(h, pred, &pic_structure);
+
+ for (i = h->short_ref_count - 1; i >= 0; i--) {
+ ref = h->short_ref[i];
+ assert(ref->reference);
+ assert(!ref->long_ref);
+ if (ref->frame_num == frame_num &&
+ (ref->reference & pic_structure))
+ break;