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Decoder: In case of no free buffers, release all buffers

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2a238075dc
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rcaridade145 2025-12-12 17:16:15 +00:00 committed by GitHub
parent e792463b4b
commit 71c99a16fd
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GPG Key ID: B5690EEEBB952194
1 changed files with 36 additions and 134 deletions
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170
dependencies/ih264d/decoder/ih264d_parse_slice.c vendored
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@ -167,9 +167,7 @@ WORD32 ih264d_start_of_pic(dec_struct_t *ps_dec,
{
pocstruct_t *ps_prev_poc = &ps_dec->s_cur_pic_poc;
pocstruct_t *ps_cur_poc = ps_temp_poc;
pic_buffer_t *pic_buf;
ivd_video_decode_op_t * ps_dec_output =
(ivd_video_decode_op_t *)ps_dec->pv_dec_out;
dec_slice_params_t *ps_cur_slice = ps_dec->ps_cur_slice;
@ -179,13 +177,10 @@ WORD32 ih264d_start_of_pic(dec_struct_t *ps_dec,
/* high profile related declarations */
high_profile_tools_t s_high_profile;
WORD32 ret;
H264_MUTEX_LOCK(&ps_dec->process_disp_mutex);
/* check output buffer size given by the application */
if(check_app_out_buf_size(ps_dec) != IV_SUCCESS)
return IVD_DISP_FRM_ZERO_OP_BUF_SIZE;
ps_prev_poc->i4_pic_order_cnt_lsb = ps_cur_poc->i4_pic_order_cnt_lsb;
ps_prev_poc->i4_pic_order_cnt_msb = ps_cur_poc->i4_pic_order_cnt_msb;
ps_prev_poc->i4_delta_pic_order_cnt_bottom =
@ -199,30 +194,20 @@ WORD32 ih264d_start_of_pic(dec_struct_t *ps_dec,
ps_prev_poc->u2_frame_num = u2_frame_num;
ps_dec->i1_prev_mb_qp_delta = 0;
ps_dec->i1_next_ctxt_idx = 0;
ps_dec->u4_nmb_deblk = 0;
if(ps_dec->u4_num_cores == 1)
ps_dec->u4_nmb_deblk = 1;
if(ps_seq->u1_mb_aff_flag == 1)
{
ps_dec->u4_nmb_deblk = 0;
if(ps_dec->u4_num_cores > 2)
ps_dec->u4_num_cores = 2;
}
ps_dec->u4_use_intrapred_line_copy = 0;
if (ps_seq->u1_mb_aff_flag == 0)
{
ps_dec->u4_use_intrapred_line_copy = 1;
}
ps_dec->u4_app_disable_deblk_frm = 0;
/* If degrade is enabled, set the degrade flags appropriately */
if(ps_dec->i4_degrade_type && ps_dec->i4_degrade_pics)
@ -230,7 +215,6 @@ WORD32 ih264d_start_of_pic(dec_struct_t *ps_dec,
WORD32 degrade_pic;
ps_dec->i4_degrade_pic_cnt++;
degrade_pic = 0;
/* If degrade is to be done in all frames, then do not check further */
switch(ps_dec->i4_degrade_pics)
{
@ -243,18 +227,15 @@ WORD32 ih264d_start_of_pic(dec_struct_t *ps_dec,
{
if(ps_cur_slice->u1_slice_type != I_SLICE)
degrade_pic = 1;
break;
}
case 2:
{
/* If pic count hits non-degrade interval or it is an islice, then do not degrade */
if((ps_cur_slice->u1_slice_type != I_SLICE)
&& (ps_dec->i4_degrade_pic_cnt
!= ps_dec->i4_nondegrade_interval))
degrade_pic = 1;
break;
}
case 1:
@ -266,19 +247,16 @@ WORD32 ih264d_start_of_pic(dec_struct_t *ps_dec,
}
break;
}
}
if(degrade_pic)
{
if(ps_dec->i4_degrade_type & 0x2)
ps_dec->u4_app_disable_deblk_frm = 1;
/* MC degrading is done only for non-ref pictures */
if(0 == ps_cur_slice->u1_nal_ref_idc)
{
if(ps_dec->i4_degrade_type & 0x4)
ps_dec->i4_mv_frac_mask = 0;
if(ps_dec->i4_degrade_type & 0x8)
ps_dec->i4_mv_frac_mask = 0;
}
@ -286,7 +264,6 @@ WORD32 ih264d_start_of_pic(dec_struct_t *ps_dec,
else
ps_dec->i4_degrade_pic_cnt = 0;
}
{
dec_err_status_t * ps_err = ps_dec->ps_dec_err_status;
if((ps_cur_slice->u1_slice_type == I_SLICE)
@ -294,13 +271,11 @@ WORD32 ih264d_start_of_pic(dec_struct_t *ps_dec,
ps_err->u1_cur_pic_type = PIC_TYPE_I;
else
ps_err->u1_cur_pic_type = PIC_TYPE_UNKNOWN;
if(ps_err->u1_pic_aud_i == PIC_TYPE_I)
{
ps_err->u1_cur_pic_type = PIC_TYPE_I;
ps_err->u1_pic_aud_i = PIC_TYPE_UNKNOWN;
}
if(ps_cur_slice->u1_nal_unit_type == IDR_SLICE_NAL)
{
if(ps_err->u1_err_flag)
@ -308,40 +283,34 @@ WORD32 ih264d_start_of_pic(dec_struct_t *ps_dec,
ps_err->u1_err_flag = ACCEPT_ALL_PICS;
}
}
if(ps_dec->u1_init_dec_flag && ps_dec->s_prev_seq_params.u1_eoseq_pending)
{
/* Reset the decoder picture buffers */
WORD32 j;
for(j = 0; j < MAX_DISP_BUFS_NEW; j++)
{
ih264_buf_mgr_release((buf_mgr_t *)ps_dec->pv_pic_buf_mgr,
j,
BUF_MGR_REF);
ih264_buf_mgr_release((buf_mgr_t *)ps_dec->pv_mv_buf_mgr,
ps_dec->au1_pic_buf_id_mv_buf_id_map[j],
ps_dec->as_buf_id_info_map[j].mv_buf_id,
BUF_MGR_REF);
ih264_buf_mgr_release((buf_mgr_t *)ps_dec->pv_pic_buf_mgr,
j,
BUF_MGR_IO);
}
/* reset the decoder structure parameters related to buffer handling */
ps_dec->u1_second_field = 0;
ps_dec->i4_cur_display_seq = 0;
/********************************************************************/
/* indicate in the decoder output i4_status that some frames are being */
/* dropped, so that it resets timestamp and wait for a new sequence */
/********************************************************************/
ps_dec->s_prev_seq_params.u1_eoseq_pending = 0;
}
ret = ih264d_init_pic(ps_dec, u2_frame_num, i4_poc, ps_pps);
if(ret != OK)
return ret;
ps_dec->pv_parse_tu_coeff_data = ps_dec->pv_pic_tu_coeff_data;
ps_dec->pv_proc_tu_coeff_data = ps_dec->pv_pic_tu_coeff_data;
ps_dec->ps_nmb_info = ps_dec->ps_frm_mb_info;
@ -350,39 +319,30 @@ WORD32 ih264d_start_of_pic(dec_struct_t *ps_dec,
UWORD16 pic_wd;
UWORD16 pic_ht;
UWORD32 num_mbs;
pic_wd = ps_dec->u2_pic_wd;
pic_ht = ps_dec->u2_pic_ht;
num_mbs = (pic_wd * pic_ht) >> 8;
if(ps_dec->pu1_dec_mb_map)
{
memset((void *)ps_dec->pu1_dec_mb_map, 0, num_mbs);
}
if(ps_dec->pu1_recon_mb_map)
{
memset((void *)ps_dec->pu1_recon_mb_map, 0, num_mbs);
}
if(ps_dec->pu2_slice_num_map)
{
memset((void *)ps_dec->pu2_slice_num_map, 0,
(num_mbs * sizeof(UWORD16)));
}
}
ps_dec->ps_parse_cur_slice = &(ps_dec->ps_dec_slice_buf[0]);
ps_dec->ps_decode_cur_slice = &(ps_dec->ps_dec_slice_buf[0]);
ps_dec->ps_computebs_cur_slice = &(ps_dec->ps_dec_slice_buf[0]);
ps_dec->u2_cur_slice_num = 0;
/* Initialize all the HP toolsets to zero */
ps_dec->s_high_profile.u1_scaling_present = 0;
ps_dec->s_high_profile.u1_transform8x8_present = 0;
/* Get Next Free Picture */
if(1 == ps_dec->u4_share_disp_buf)
{
@ -396,7 +356,6 @@ WORD32 ih264d_start_of_pic(dec_struct_t *ps_dec,
BUF_MGR_IO);
ps_dec->u4_disp_buf_to_be_freed[i] = 0;
ps_dec->u4_disp_buf_mapping[i] = 0;
}
}
if(!(u1_field_pic_flag && 0 != ps_dec->u1_top_bottom_decoded)) //ps_dec->u1_second_field))
@ -409,37 +368,66 @@ WORD32 ih264d_start_of_pic(dec_struct_t *ps_dec,
ps_cur_pic = (pic_buffer_t *)ih264_buf_mgr_get_next_free(
(buf_mgr_t *)ps_dec->pv_pic_buf_mgr,
&cur_pic_buf_id);
/* In case of IDR slices, if there is no free picture buffer, then release
* all buffers from display and reference
*/
if((ps_cur_pic == NULL) && (ps_cur_slice->u1_nal_unit_type == IDR_SLICE_NAL))
{
WORD32 j;
for(j = 0; j < MAX_DISP_BUFS_NEW; j++)
{
ih264_buf_mgr_release((buf_mgr_t *)ps_dec->pv_pic_buf_mgr,
j,
BUF_MGR_REF);
ih264_buf_mgr_release((buf_mgr_t *)ps_dec->pv_mv_buf_mgr,
ps_dec->as_buf_id_info_map[j].mv_buf_id,
BUF_MGR_REF);
ih264_buf_mgr_release((buf_mgr_t *)ps_dec->pv_pic_buf_mgr,
j,
BUF_MGR_IO);
}
ps_cur_pic = (pic_buffer_t *)ih264_buf_mgr_get_next_free(
(buf_mgr_t *)ps_dec->pv_pic_buf_mgr,
&cur_pic_buf_id);
}
if(ps_cur_pic == NULL)
{
ps_dec->i4_error_code = ERROR_UNAVAIL_PICBUF_T;
ps_dec->ps_dec_err_status->u1_err_flag |= REJECT_CUR_PIC;
return ERROR_UNAVAIL_PICBUF_T;
}
if(0 == ps_dec->u4_disp_buf_mapping[cur_pic_buf_id])
{
break;
}
}
ps_col_mv = (col_mv_buf_t *)ih264_buf_mgr_get_next_free((buf_mgr_t *)ps_dec->pv_mv_buf_mgr,
&cur_mv_buf_id);
if(ps_col_mv == NULL)
{
ps_dec->i4_error_code = ERROR_UNAVAIL_MVBUF_T;
ps_dec->ps_dec_err_status->u1_err_flag |= REJECT_CUR_PIC;
return ERROR_UNAVAIL_MVBUF_T;
}
ps_dec->ps_cur_pic = ps_cur_pic;
ps_dec->u1_pic_buf_id = cur_pic_buf_id;
ps_cur_pic->u4_ts = ps_dec->u4_ts;
memcpy(&ps_cur_pic->s_sei_pic, ps_dec->ps_sei, sizeof(sei));
ps_cur_pic->u1_mv_buf_id = cur_mv_buf_id;
ps_dec->au1_pic_buf_id_mv_buf_id_map[cur_pic_buf_id] = cur_mv_buf_id;
ps_dec->as_buf_id_info_map[cur_pic_buf_id].mv_buf_id = cur_mv_buf_id;
if(ps_dec->u1_enable_mb_info)
{
UWORD32 mb_info_map_size = ps_dec->u4_total_mbs << 2;
ps_dec->as_buf_id_info_map[cur_pic_buf_id].pu1_qp_map
= ps_dec->pu1_qp_map_base + cur_pic_buf_id * mb_info_map_size;
ps_dec->as_buf_id_info_map[cur_pic_buf_id].pu1_mb_type_map
= ps_dec->pu1_mb_type_map_base + cur_pic_buf_id * mb_info_map_size;
memset(ps_dec->as_buf_id_info_map[cur_pic_buf_id].pu1_qp_map, 0, mb_info_map_size);
memset(ps_dec->as_buf_id_info_map[cur_pic_buf_id].pu1_mb_type_map, 0, mb_info_map_size);
}
ps_cur_pic->pu1_col_zero_flag = (UWORD8 *)ps_col_mv->pv_col_zero_flag;
ps_cur_pic->ps_mv = (mv_pred_t *)ps_col_mv->pv_mv;
ps_dec->au1_pic_buf_ref_flag[cur_pic_buf_id] = 0;
{
/*make first entry of list0 and list1 point to cur pic,
*so that if first slice is in error, ref pic struct will have valid entries*/
@ -448,7 +436,6 @@ WORD32 ih264d_start_of_pic(dec_struct_t *ps_dec,
*(ps_dec->ps_dpb_mgr->ps_init_dpb[0][0]) = *ps_cur_pic;
/* Initialize for field reference as well */
*(ps_dec->ps_dpb_mgr->ps_init_dpb[0][MAX_REF_BUFS]) = *ps_cur_pic;
*(ps_dec->ps_dpb_mgr->ps_mod_dpb[0][0]) = *ps_cur_pic;
/* Initialize for field reference as well */
*(ps_dec->ps_dpb_mgr->ps_mod_dpb[0][MAX_REF_BUFS]) = *ps_cur_pic;
@ -459,60 +446,6 @@ WORD32 ih264d_start_of_pic(dec_struct_t *ps_dec,
/* Initialize for field reference as well */
*(ps_dec->ps_dpb_mgr->ps_mod_dpb[1][MAX_REF_BUFS]) = *ps_cur_pic;
}
if(!ps_dec->ps_cur_pic)
{
WORD32 j;
H264_DEC_DEBUG_PRINT("------- Display Buffers Reset --------\n");
for(j = 0; j < MAX_DISP_BUFS_NEW; j++)
{
ih264_buf_mgr_release((buf_mgr_t *)ps_dec->pv_pic_buf_mgr,
j,
BUF_MGR_REF);
ih264_buf_mgr_release((buf_mgr_t *)ps_dec->pv_mv_buf_mgr,
ps_dec->au1_pic_buf_id_mv_buf_id_map[j],
BUF_MGR_REF);
ih264_buf_mgr_release((buf_mgr_t *)ps_dec->pv_pic_buf_mgr,
j,
BUF_MGR_IO);
}
ps_dec->i4_cur_display_seq = 0;
ps_dec->i4_prev_max_display_seq = 0;
ps_dec->i4_max_poc = 0;
ps_cur_pic = (pic_buffer_t *)ih264_buf_mgr_get_next_free(
(buf_mgr_t *)ps_dec->pv_pic_buf_mgr,
&cur_pic_buf_id);
if(ps_cur_pic == NULL)
{
ps_dec->i4_error_code = ERROR_UNAVAIL_PICBUF_T;
return ERROR_UNAVAIL_PICBUF_T;
}
ps_col_mv = (col_mv_buf_t *)ih264_buf_mgr_get_next_free((buf_mgr_t *)ps_dec->pv_mv_buf_mgr,
&cur_mv_buf_id);
if(ps_col_mv == NULL)
{
ps_dec->i4_error_code = ERROR_UNAVAIL_MVBUF_T;
return ERROR_UNAVAIL_MVBUF_T;
}
ps_dec->ps_cur_pic = ps_cur_pic;
ps_dec->u1_pic_buf_id = cur_pic_buf_id;
ps_cur_pic->u4_ts = ps_dec->u4_ts;
ps_dec->apv_buf_id_pic_buf_map[cur_pic_buf_id] = (void *)ps_cur_pic;
ps_cur_pic->u1_mv_buf_id = cur_mv_buf_id;
ps_dec->au1_pic_buf_id_mv_buf_id_map[cur_pic_buf_id] = cur_mv_buf_id;
ps_cur_pic->pu1_col_zero_flag = (UWORD8 *)ps_col_mv->pv_col_zero_flag;
ps_cur_pic->ps_mv = (mv_pred_t *)ps_col_mv->pv_mv;
ps_dec->au1_pic_buf_ref_flag[cur_pic_buf_id] = 0;
}
ps_dec->ps_cur_pic->u1_picturetype = u1_field_pic_flag;
ps_dec->ps_cur_pic->u4_pack_slc_typ = SKIP_NONE;
H264_DEC_DEBUG_PRINT("got a buffer\n");
@ -521,9 +454,7 @@ WORD32 ih264d_start_of_pic(dec_struct_t *ps_dec,
{
H264_DEC_DEBUG_PRINT("did not get a buffer\n");
}
ps_dec->u4_pic_buf_got = 1;
ps_dec->ps_cur_pic->i4_poc = i4_poc;
ps_dec->ps_cur_pic->i4_frame_num = u2_frame_num;
ps_dec->ps_cur_pic->i4_pic_num = u2_frame_num;
@ -532,7 +463,6 @@ WORD32 ih264d_start_of_pic(dec_struct_t *ps_dec,
ps_pps->i4_bottom_field_order_cnt;
ps_dec->ps_cur_pic->i4_avg_poc = ps_pps->i4_avg_poc;
ps_dec->ps_cur_pic->u4_time_stamp = ps_dec->u4_pts;
ps_dec->s_cur_pic = *(ps_dec->ps_cur_pic);
if(u1_field_pic_flag && u1_bottom_field_flag)
{
@ -553,13 +483,10 @@ WORD32 ih264d_start_of_pic(dec_struct_t *ps_dec,
i4_bot_field_order_poc);
ps_dec->ps_cur_pic->i4_avg_poc = i4_temp_poc;
}
ps_cur_slice->u1_mbaff_frame_flag = ps_seq->u1_mb_aff_flag
&& (!u1_field_pic_flag);
ps_dec->ps_cur_pic->u1_picturetype |= (ps_cur_slice->u1_mbaff_frame_flag
<< 2);
ps_dec->ps_cur_mb_row = ps_dec->ps_nbr_mb_row; //[0];
//Increment by 2 ,so that left mb (mbaff decrements by 2) will always be valid
ps_dec->ps_cur_mb_row += 2;
@ -567,7 +494,6 @@ WORD32 ih264d_start_of_pic(dec_struct_t *ps_dec,
ps_dec->ps_top_mb_row += ((ps_dec->u2_frm_wd_in_mbs + 2) << (1 - ps_dec->ps_cur_sps->u1_frame_mbs_only_flag));
//Increment by 2 ,so that left mb (mbaff decrements by 2) will always be valid
ps_dec->ps_top_mb_row += 2;
/* CHANGED CODE */
ps_dec->ps_mv_cur = ps_dec->s_cur_pic.ps_mv;
ps_dec->ps_mv_top = ps_dec->ps_mv_top_p[0];
@ -590,30 +516,21 @@ WORD32 ih264d_start_of_pic(dec_struct_t *ps_dec,
ps_dec->u2_mv_2mb[0] = 0;
ps_dec->u2_mv_2mb[1] = 0;
ps_dec->u1_last_pic_not_decoded = 0;
ps_dec->u2_cur_slice_num_dec_thread = 0;
ps_dec->u2_cur_slice_num_bs = 0;
ps_dec->u4_intra_pred_line_ofst = 0;
ps_dec->pu1_cur_y_intra_pred_line = ps_dec->pu1_y_intra_pred_line;
ps_dec->pu1_cur_u_intra_pred_line = ps_dec->pu1_u_intra_pred_line;
ps_dec->pu1_cur_v_intra_pred_line = ps_dec->pu1_v_intra_pred_line;
ps_dec->pu1_cur_y_intra_pred_line_base = ps_dec->pu1_y_intra_pred_line;
ps_dec->pu1_cur_u_intra_pred_line_base = ps_dec->pu1_u_intra_pred_line;
ps_dec->pu1_cur_v_intra_pred_line_base = ps_dec->pu1_v_intra_pred_line;
ps_dec->pu1_prev_y_intra_pred_line = ps_dec->pu1_y_intra_pred_line
+ (ps_dec->u2_frm_wd_in_mbs * MB_SIZE);
ps_dec->pu1_prev_u_intra_pred_line = ps_dec->pu1_u_intra_pred_line
+ ps_dec->u2_frm_wd_in_mbs * BLK8x8SIZE * YUV420SP_FACTOR;
ps_dec->pu1_prev_v_intra_pred_line = ps_dec->pu1_v_intra_pred_line
+ ps_dec->u2_frm_wd_in_mbs * BLK8x8SIZE;
ps_dec->ps_deblk_mbn = ps_dec->ps_deblk_pic;
/* Initialize The Function Pointer Depending Upon the Entropy and MbAff Flag */
{
@ -631,9 +548,7 @@ WORD32 ih264d_start_of_pic(dec_struct_t *ps_dec,
/* Set up the Parameter for DMA transfer */
{
UWORD8 u1_field_pic_flag = ps_dec->ps_cur_slice->u1_field_pic_flag;
UWORD8 u1_mbaff = ps_cur_slice->u1_mbaff_frame_flag;
UWORD8 uc_lastmbs = (((ps_dec->u2_pic_wd) >> 4)
% (ps_dec->u1_recon_mb_grp >> u1_mbaff));
UWORD16 ui16_lastmbs_widthY =
@ -642,28 +557,23 @@ WORD32 ih264d_start_of_pic(dec_struct_t *ps_dec,
UWORD16 ui16_lastmbs_widthUV =
uc_lastmbs ? (uc_lastmbs << 3) : ((ps_dec->u1_recon_mb_grp
>> u1_mbaff) << 3);
ps_dec->s_tran_addrecon.pu1_dest_y = ps_dec->s_cur_pic.pu1_buf1;
ps_dec->s_tran_addrecon.pu1_dest_u = ps_dec->s_cur_pic.pu1_buf2;
ps_dec->s_tran_addrecon.pu1_dest_v = ps_dec->s_cur_pic.pu1_buf3;
ps_dec->s_tran_addrecon.u2_frm_wd_y = ps_dec->u2_frm_wd_y
<< u1_field_pic_flag;
ps_dec->s_tran_addrecon.u2_frm_wd_uv = ps_dec->u2_frm_wd_uv
<< u1_field_pic_flag;
if(u1_field_pic_flag)
{
ui16_lastmbs_widthY += ps_dec->u2_frm_wd_y;
ui16_lastmbs_widthUV += ps_dec->u2_frm_wd_uv;
}
/* Normal Increment of Pointer */
ps_dec->s_tran_addrecon.u4_inc_y[0] = ((ps_dec->u1_recon_mb_grp << 4)
>> u1_mbaff);
ps_dec->s_tran_addrecon.u4_inc_uv[0] = ((ps_dec->u1_recon_mb_grp << 4)
>> u1_mbaff);
/* End of Row Increment */
ps_dec->s_tran_addrecon.u4_inc_y[1] = (ui16_lastmbs_widthY
+ (PAD_LEN_Y_H << 1)
@ -673,7 +583,6 @@ WORD32 ih264d_start_of_pic(dec_struct_t *ps_dec,
+ (PAD_LEN_UV_H << 2)
+ ps_dec->s_tran_addrecon.u2_frm_wd_uv
* ((15 << u1_mbaff) + u1_mbaff));
/* Assign picture numbers to each frame/field */
/* only once per picture. */
ih264d_assign_pic_num(ps_dec);
@ -697,7 +606,6 @@ WORD32 ih264d_start_of_pic(dec_struct_t *ps_dec,
{
ret = ih264d_form_default_scaling_matrix(ps_dec);
}
if(ps_pps->i4_transform_8x8_mode_flag)
{
ps_dec->s_high_profile.u1_transform8x8_present = 1;
@ -715,7 +623,6 @@ WORD32 ih264d_start_of_pic(dec_struct_t *ps_dec,
ps_dec->s_high_profile.u1_direct_8x8_inference_flag =
ps_seq->u1_direct_8x8_inference_flag;
ps_dec->s_high_profile.s_cavlc_ctxt = ps_dec->s_cavlc_ctxt;
ps_dec->i1_recon_in_thread3_flag = 1;
ps_dec->ps_frame_buf_ip_recon = &ps_dec->s_tran_addrecon;
if(ps_dec->u1_separate_parse)
@ -729,18 +636,13 @@ WORD32 ih264d_start_of_pic(dec_struct_t *ps_dec,
ps_dec->ps_frame_buf_ip_recon = &ps_dec->s_tran_iprecon;
}
}
ih264d_init_deblk_tfr_ctxt(ps_dec,&(ps_dec->s_pad_mgr), &(ps_dec->s_tran_addrecon),
ps_dec->u2_frm_wd_in_mbs, 0);
ps_dec->ps_cur_deblk_mb = ps_dec->ps_deblk_pic;
ps_dec->u4_cur_deblk_mb_num = 0;
ps_dec->u4_deblk_mb_x = 0;
ps_dec->u4_deblk_mb_y = 0;
ps_dec->pu4_wt_ofsts = ps_dec->pu4_wts_ofsts_mat;
ps_dec->u4_first_slice_in_pic = 0;
H264_MUTEX_UNLOCK(&ps_dec->process_disp_mutex);
return OK;