gst_h264_slice_parse_dec_ref_pic_marking (GstH264SliceHdr * slice,
    GstH264NalUnit * nalu, NalReader * nr)
{
  GstH264DecRefPicMarking *dec_ref_pic_m;
  guint start_pos;

  GST_DEBUG ("parsing \"Decoded reference picture marking\"");

  start_pos = nal_reader_get_pos (nr);

  dec_ref_pic_m = &slice->dec_ref_pic_marking;

  if (nalu->idr_pic_flag) {
    READ_UINT8 (nr, dec_ref_pic_m->no_output_of_prior_pics_flag, 1);
    READ_UINT8 (nr, dec_ref_pic_m->long_term_reference_flag, 1);
  } else {
    READ_UINT8 (nr, dec_ref_pic_m->adaptive_ref_pic_marking_mode_flag, 1);
    if (dec_ref_pic_m->adaptive_ref_pic_marking_mode_flag) {
      guint32 mem_mgmt_ctrl_op;
      GstH264RefPicMarking *refpicmarking;

      dec_ref_pic_m->n_ref_pic_marking = 0;
      while (1) {
        refpicmarking =
            &dec_ref_pic_m->ref_pic_marking[dec_ref_pic_m->n_ref_pic_marking];

        READ_UE (nr, mem_mgmt_ctrl_op);
        if (mem_mgmt_ctrl_op == 0)
          break;

        refpicmarking->memory_management_control_operation = mem_mgmt_ctrl_op;

        if (mem_mgmt_ctrl_op == 1 || mem_mgmt_ctrl_op == 3)
          READ_UE (nr, refpicmarking->difference_of_pic_nums_minus1);

        if (mem_mgmt_ctrl_op == 2)
          READ_UE (nr, refpicmarking->long_term_pic_num);

        if (mem_mgmt_ctrl_op == 3 || mem_mgmt_ctrl_op == 6)
          READ_UE (nr, refpicmarking->long_term_frame_idx);

        if (mem_mgmt_ctrl_op == 4)
          READ_UE (nr, refpicmarking->max_long_term_frame_idx_plus1);

        dec_ref_pic_m->n_ref_pic_marking++;
      }
    }
  }

  dec_ref_pic_m->bit_size = nal_reader_get_pos (nr) - start_pos;

  return TRUE;

error:
  GST_WARNING ("error parsing \"Decoded reference picture marking\"");
  return FALSE;
}
Unknown