144         struct dpb_info_t *ps_unmark_node;  in ih264d_delete_lt_node()  local
149             ps_unmark_node = ps_next_dpb;  in ih264d_delete_lt_node()
162                 ps_unmark_node = ps_next_dpb->ps_prev_long;  in ih264d_delete_lt_node()
169                 if(ps_lt_node_to_insert != ps_unmark_node)  in ih264d_delete_lt_node()
175                     if(ps_unmark_node->s_top_field.u1_long_term_frame_idx  in ih264d_delete_lt_node()
178                         ps_unmark_node->s_top_field.u1_reference_info =  in ih264d_delete_lt_node()
180                         ps_unmark_node->s_top_field.u1_long_term_frame_idx =  in ih264d_delete_lt_node()
184                     if(ps_unmark_node->s_bot_field.u1_long_term_frame_idx  in ih264d_delete_lt_node()
187                         ps_unmark_node->s_bot_field.u1_reference_info =  in ih264d_delete_lt_node()
189                         ps_unmark_node->s_bot_field.u1_long_term_frame_idx =  in ih264d_delete_lt_node()
204                 ps_unmark_node->u1_used_as_ref =  in ih264d_delete_lt_node()
205                                 ps_unmark_node->s_top_field.u1_reference_info  in ih264d_delete_lt_node()
206                                                 | ps_unmark_node->s_bot_field.u1_reference_info;  in ih264d_delete_lt_node()
209                 ps_unmark_node->u1_used_as_ref = UNUSED_FOR_REF;  in ih264d_delete_lt_node()
211             if(UNUSED_FOR_REF == ps_unmark_node->u1_used_as_ref)  in ih264d_delete_lt_node()
213                 if(ps_unmark_node == ps_dpb_mgr->ps_dpb_ht_head)  in ih264d_delete_lt_node()
216                 ps_unmark_node->u1_lt_idx = MAX_REF_BUFS + 1;  in ih264d_delete_lt_node()
217                 ps_unmark_node->s_top_field.u1_reference_info =  in ih264d_delete_lt_node()
219                 ps_unmark_node->s_bot_field.u1_reference_info =  in ih264d_delete_lt_node()
223                                             ps_unmark_node->u1_buf_id);  in ih264d_delete_lt_node()
224                 ps_next_dpb->ps_prev_long = ps_unmark_node->ps_prev_long; //update link  in ih264d_delete_lt_node()
225                 ps_unmark_node->ps_prev_long = NULL;  in ih264d_delete_lt_node()
447     struct dpb_info_t *ps_unmark_node = NULL;  in ih264d_delete_st_node_or_make_lt()  local
466         ps_unmark_node = ps_next_dpb;  in ih264d_delete_st_node_or_make_lt()
505             ps_unmark_node = ps_next_dpb->ps_prev_short;  in ih264d_delete_st_node_or_make_lt()
513         if(ps_unmark_node->s_top_field.i4_pic_num == i4_pic_num)  in ih264d_delete_st_node_or_make_lt()
515             ps_unmark_node->s_top_field.u1_reference_info = u1_reference_type;  in ih264d_delete_st_node_or_make_lt()
516             ps_unmark_node->s_top_field.u1_long_term_frame_idx = u4_lt_idx;  in ih264d_delete_st_node_or_make_lt()
518                 UWORD8 *pu1_src = ps_unmark_node->ps_pic_buf->pu1_col_zero_flag;  in ih264d_delete_st_node_or_make_lt()
526         else if(ps_unmark_node->s_bot_field.i4_pic_num == i4_pic_num)  in ih264d_delete_st_node_or_make_lt()
529             ps_unmark_node->s_bot_field.u1_reference_info = u1_reference_type;  in ih264d_delete_st_node_or_make_lt()
530             ps_unmark_node->s_bot_field.u1_long_term_frame_idx = u4_lt_idx;  in ih264d_delete_st_node_or_make_lt()
533                                 ps_unmark_node->ps_pic_buf->pu1_col_zero_flag  in ih264d_delete_st_node_or_make_lt()
543         ps_unmark_node->u1_used_as_ref =  in ih264d_delete_st_node_or_make_lt()
544                         ps_unmark_node->s_top_field.u1_reference_info  in ih264d_delete_st_node_or_make_lt()
545                                         | ps_unmark_node->s_bot_field.u1_reference_info;  in ih264d_delete_st_node_or_make_lt()
549         ps_unmark_node->u1_used_as_ref = UNUSED_FOR_REF;  in ih264d_delete_st_node_or_make_lt()
550         ps_unmark_node->s_top_field.u1_reference_info = UNUSED_FOR_REF;  in ih264d_delete_st_node_or_make_lt()
551         ps_unmark_node->s_bot_field.u1_reference_info = UNUSED_FOR_REF;  in ih264d_delete_st_node_or_make_lt()
554             UWORD8 *pu1_src = ps_unmark_node->ps_pic_buf->pu1_col_zero_flag;  in ih264d_delete_st_node_or_make_lt()
563     if(!(ps_unmark_node->u1_used_as_ref & IS_SHORT_TERM))  in ih264d_delete_st_node_or_make_lt()
565         if(ps_unmark_node == ps_dpb_mgr->ps_dpb_st_head)  in ih264d_delete_st_node_or_make_lt()
568             ps_next_dpb->ps_prev_short = ps_unmark_node->ps_prev_short; //update link  in ih264d_delete_st_node_or_make_lt()
579                                         ps_unmark_node->u1_buf_id);  in ih264d_delete_st_node_or_make_lt()
580             ps_unmark_node->ps_prev_short = NULL;  in ih264d_delete_st_node_or_make_lt()
588                               u1_fld_pic_flag, ps_unmark_node, &i4_status);  in ih264d_delete_st_node_or_make_lt()
592         ret = ih264d_insert_lt_node(ps_dpb_mgr, ps_unmark_node, u4_lt_idx,  in ih264d_delete_st_node_or_make_lt()