MATCH_PER_TYPE_OPT  859 ffmpeg_opt.c       MATCH_PER_TYPE_OPT(codec_names, str,    video_codec_name, ic, "v");
MATCH_PER_TYPE_OPT  860 ffmpeg_opt.c       MATCH_PER_TYPE_OPT(codec_names, str,    audio_codec_name, ic, "a");
MATCH_PER_TYPE_OPT  861 ffmpeg_opt.c       MATCH_PER_TYPE_OPT(codec_names, str, subtitle_codec_name, ic, "s");
MATCH_PER_TYPE_OPT  862 ffmpeg_opt.c       MATCH_PER_TYPE_OPT(codec_names, str,     data_codec_name, ic, "d");
MATCH_PER_TYPE_OPT 1917 ffmpeg_opt.c           MATCH_PER_TYPE_OPT(codec_names, str, subtitle_codec_name, oc, "s");
MATCH_PER_TYPE_OPT 2434 ffmpeg_opt.c       MATCH_PER_TYPE_OPT(codec_names, str, codec_name, NULL, tmp_line);