SEQ_START_CODE    225 libavcodec/mpeg12.c             if (pc->frame_start_found == 2 && state == SEQ_START_CODE)
SEQ_START_CODE   2460 libavcodec/mpeg12dec.c         case SEQ_START_CODE:
SEQ_START_CODE    253 libavcodec/mpeg12enc.c         put_header(s, SEQ_START_CODE);
SEQ_START_CODE     65 libavcodec/mpegvideo_parser.c         case SEQ_START_CODE:
SEQ_START_CODE     47 libavformat/mpegvideodec.c             case     SEQ_START_CODE: