parse_meta_type   436 ffmpeg_opt.c       parse_meta_type(inspec,  &type_in,  &idx_in,  &istream_spec);
parse_meta_type   437 ffmpeg_opt.c       parse_meta_type(outspec, &type_out, &idx_out, &ostream_spec);
parse_meta_type  2194 ffmpeg_opt.c           parse_meta_type(o->metadata[i].specifier, &type, &index, &stream_spec);