mov_write_ftyp_tag_internal 4895 libavformat/movenc.c     mov_write_ftyp_tag_internal(pb, s, has_h264, has_video, 1);
mov_write_ftyp_tag_internal 4897 libavformat/movenc.c     mov_write_ftyp_tag_internal(pb, s, has_h264, has_video, 0);