int mov_write_d263_tag(ByteIOContext *pb)
static int mov_write_d263_tag(ByteIOContext *pb)
int mov_write_d263_tag(ByteIOContext *pb){    put_be32(pb, 0xf); /* size */    put_tag(pb, "d263");    put_tag(pb, "FFMP");    put_be16(pb, 0x0a);    put_byte(pb, 0);    return 0xf;}