ist = ist_table[i];
is = input_files[ist->file_index];
ist->pts = 0;
- switch (ist->st->codec.codec_type) {
- case CODEC_TYPE_AUDIO:
- av_frac_init(&ist->next_pts,
- 0, 0, is->pts_num * ist->st->codec.sample_rate);
- break;
- case CODEC_TYPE_VIDEO:
- av_frac_init(&ist->next_pts,
- 0, 0, is->pts_num * ist->st->codec.frame_rate);
- break;
- default:
- break;
- }
+ if (ist->decoding_needed) {
+ switch (ist->st->codec.codec_type) {
+ case CODEC_TYPE_AUDIO:
+ av_frac_init(&ist->next_pts,
+ 0, 0, is->pts_num * ist->st->codec.sample_rate);
+ break;
+ case CODEC_TYPE_VIDEO:
+ av_frac_init(&ist->next_pts,
+ 0, 0, is->pts_num * ist->st->codec.frame_rate);
+ break;
+ default:
+ break;
+ }
+ }
}
/* compute buffer size max (should use a complete heuristic) */