static void decode_nal_sei_frame_packing_arrangement(HEVCContext *s) { GetBitContext *gb = &s->HEVClc->gb; int cancel, type, quincunx, content; get_ue_golomb(gb); // frame_packing_arrangement_id cancel = get_bits1(gb); // frame_packing_cancel_flag if (cancel == 0) { type = get_bits(gb, 7); // frame_packing_arrangement_type quincunx = get_bits1(gb); // quincunx_sampling_flag content = get_bits(gb, 6); // content_interpretation_type // the following skips spatial_flipping_flag frame0_flipped_flag // field_views_flag current_frame_is_frame0_flag // frame0_self_contained_flag frame1_self_contained_flag skip_bits(gb, 6); if (quincunx == 0 && type != 5) skip_bits(gb, 16); // frame[01]_grid_position_[xy] skip_bits(gb, 8); // frame_packing_arrangement_reserved_byte skip_bits1(gb); // frame_packing_arrangement_persistance_flag } skip_bits1(gb); // upsampled_aspect_ratio_flag s->sei_frame_packing_present = (cancel == 0); s->frame_packing_arrangement_type = type; s->content_interpretation_type = content; s->quincunx_subsampling = quincunx; }