return -1;
st = s1->streams[0];
if (!is_supported(st->codec->codec_id)) {
- av_log(s1, AV_LOG_ERROR, "Unsupported codec %x\n", st->codec->codec_id);
+ av_log(s1, AV_LOG_ERROR, "Unsupported codec %s\n", avcodec_get_name(st->codec->codec_id));
return -1;
}