Originally committed as revision 3047 to svn://svn.ffmpeg.org/ffmpeg/trunk
av_log(avctx, AV_LOG_ERROR, "b frames not supported by codec\n");
return -1;
}
-
+
+ if((s->flags & (CODEC_FLAG_INTERLACED_DCT|CODEC_FLAG_INTERLACED_ME|CODEC_FLAG_ALT_SCAN))
+ && s->codec_id != CODEC_ID_MPEG4 && s->codec_id != CODEC_ID_MPEG2VIDEO){
+ av_log(avctx, AV_LOG_ERROR, "interlacing not supported by codec\n");
+ return -1;
+ }
+
if(s->mpeg_quant && s->codec_id != CODEC_ID_MPEG4){ //FIXME mpeg2 uses that too
av_log(avctx, AV_LOG_ERROR, "mpeg2 style quantization not supporetd by codec\n");
return -1;