static int rm_read_header_old(AVFormatContext *s, AVFormatParameters *ap) { RMContext *rm = s->priv_data; AVStream *st; rm->old_format = 1; st = av_new_stream(s, 0); if (!st) goto fail; rm_read_audio_stream_info(s, st, 1); return 0; fail: return -1; }