static void idr(H264Context *h)
{
    ff_h264_remove_all_refs(h);
    h->prev_frame_num        = 0;
    h->prev_frame_num_offset = 0;
    h->prev_poc_msb          =
    h->prev_poc_lsb          = 0;
}
static void idr(H264Context *h)
{
    ff_h264_remove_all_refs(h);
    h->prev_frame_num        = 0;
    h->prev_frame_num_offset = 0;
    h->prev_poc_msb          =
    h->prev_poc_lsb          = 0;
}