assert_avoptions 2423 ffmpeg.c               assert_avoptions(ist->decoder_opts);
assert_avoptions 3044 ffmpeg.c                   assert_avoptions(ost->encoder_opts);
assert_avoptions  521 ffmpeg.h       void assert_avoptions(AVDictionary *m);
assert_avoptions  898 ffmpeg_opt.c       assert_avoptions(o->g->format_opts);