966 lines
38 KiB
C
966 lines
38 KiB
C
/******************************************************************************
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*
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* Copyright (C) 2022 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at:
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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*****************************************************************************
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* Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore
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*/
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/**
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*******************************************************************************
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* @file
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* isvcd_compute_bs.c
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*
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* @brief
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* This file contains bit flags and info on target layer.
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*
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* @author
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* Kishore
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*
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* @par List of Functions:
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* - isvcd_deblk_extract_bit_flags()
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* - isvcd_fill_bs_ibl()
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* - isvcd_compute_bs_non_mbaff_target_lyr_no_inter_layer()
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* - isvcd_compute_bs_non_mbaff()
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* - isvcd_compute_bs_non_mbaff_target_lyr()
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* - isvcd_compute_bs_non_mbaff_medial_lyr()
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*
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* @remarks
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* None
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*
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*******************************************************************************
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*/
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#include "ih264_typedefs.h"
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#include "ih264_macros.h"
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#include "ih264_platform_macros.h"
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#include "isvcd_structs.h"
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#include "ih264d_defs.h"
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#include "ih264d_deblocking.h"
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#include "string.h"
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#include "ih264d_debug.h"
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#include "ih264d_tables.h"
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UWORD16 ih264d_update_csbp_8x8(UWORD16 u2_luma_csbp);
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void ih264d_fill_bs2_horz_vert(UWORD32 *pu4_bs, /* Base pointer of BS table */
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WORD32 u4_left_mb_csbp, /* csbp of left mb */
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WORD32 u4_top_mb_csbp, /* csbp of top mb */
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WORD32 u4_cur_mb_csbp, /* csbp of current mb */
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const UWORD32 *pu4_packed_bs2, const UWORD16 *pu2_4x4_v2h_reorder);
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const UWORD32 g_au4_extract_set[NUM_SUB_MB_PARTS] = {0x00000000F, 0x0000000F0, 0x000000F00,
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0x00000F000};
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/** \brief extracts the bits from given offset and packs it to last 4 bits */
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UWORD16 isvcd_deblk_extract_bit_flags(UWORD16 u2_bit_field, WORD32 i4_initial_bit_mask)
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{
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WORD32 i4_i;
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WORD32 i4_bit_mask;
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UWORD16 u2_result = 0;
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i4_bit_mask = i4_initial_bit_mask;
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for(i4_i = 0; i4_i < NUM_SUB_MB_PARTS; i4_i++)
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{
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WORD32 i4_bit;
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/* extract the bits of the last column 4x4 blocks */
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if(0 == (i4_bit_mask & u2_bit_field))
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{
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i4_bit = 0;
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}
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else
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{
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i4_bit = 1;
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}
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/* store the result */
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u2_result |= i4_bit << i4_i;
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i4_bit_mask <<= 4;
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} /* end of loop over num sub Mb parts */
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return (u2_result);
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}
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/** \brief Fills the BS for edges falling on a IBL boundary */
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void isvcd_fill_bs_ibl(deblk_mb_t *ps_deblk_mb, UWORD8 u1_top_mb_type, UWORD8 u1_left_mb_type,
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dec_mb_info_t *ps_cur_mb_info, UWORD16 *pu2_curr_res_luma_csbp,
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UWORD16 *pu2_left_res_luma_csbp, UWORD16 *pu2_top_res_luma_csbp)
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{
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/*! Flow of the module is as follows */
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/*! 1. checks if MB edge is falling on IBL boundary */
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/*! 2. if only Mb edge then it fills the BS based on INTRA or INTER
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stauts */
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/*! 3. if the current MB is IBL and neighbours are also neighbours
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then it uses the current layer t_coeff flag to decide the
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BS of a particular edge */
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/*!4. fills the BS for all the edges in curretn MB if IBL */
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UWORD16 u2_top_horz_nnz;
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UWORD8 u1_top_mb_ibl, u1_left_mb_ibl;
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UWORD32 i4_i, i4_edge;
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UWORD8 u1_bs;
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UWORD8 u1_cnd;
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UWORD8 u1_top_intra;
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UWORD8 u1_left_intra;
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UWORD8 u1_p_nnz, u1_q_nnz;
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UWORD8 u1_curr_mb_ibl;
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UWORD32 *pu4_bs_table;
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UWORD16 u2_curr_nnz;
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UWORD8 u1_left_mb_nnz = 0, u1_left_nnz;
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WORD32 i4_horz_start = 0;
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WORD32 i4_vertical_start = 0;
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pu4_bs_table = &(ps_deblk_mb->u4_bs_table[0]);
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u1_top_mb_ibl = u1_top_mb_type & D_INTRA_IBL;
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u1_left_mb_ibl = u1_left_mb_type & D_INTRA_IBL;
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u1_curr_mb_ibl = ps_deblk_mb->u1_mb_type & D_INTRA_IBL;
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u1_top_intra = u1_top_mb_type & D_INTRA_MB;
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u1_left_intra = u1_left_mb_type & D_INTRA_MB;
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/* return if none of the current top and left is IBL */
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if((0 == u1_curr_mb_ibl) && (0 == u1_top_mb_ibl) && (0 == u1_left_mb_ibl))
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{
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return;
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}
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/* set up the vertical and horz MB edge skip flags */
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if(0 != u1_curr_mb_ibl)
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{
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/* if top is not IBL */
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if(0 == u1_top_mb_ibl)
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{
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i4_horz_start = 1;
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}
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/* if left in not IBL */
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if(0 == u1_left_mb_ibl)
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{
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i4_vertical_start = 1;
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}
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}
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/*******************************************************/
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/* Fill BS for mb egdex assuming non IBL case */
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/*******************************************************/
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/* only the MB edges fall across IBL boundary */
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if((0 != u1_curr_mb_ibl) || (0 != u1_top_mb_ibl) || (0 != u1_left_mb_ibl))
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{
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UWORD16 u2_temp, u2_i;
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u2_temp = *pu2_left_res_luma_csbp;
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for(u2_i = 0; u2_i < 4; u2_i++)
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{
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u1_left_mb_nnz |= ((u2_temp & 0x08) >> (3 - u2_i));
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u2_temp >>= 4;
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}
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u2_curr_nnz = *pu2_curr_res_luma_csbp;
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u2_top_horz_nnz = *pu2_top_res_luma_csbp >> 12;
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/* top is intra and not ibl */
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if(0 != u1_top_intra)
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{
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pu4_bs_table[0] = 0x04040404;
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}
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/* left is intra and not ibl */
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if(0 != u1_left_intra)
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{
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pu4_bs_table[4] = 0x04040404;
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}
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/* assume neighbours are inter and update bs */
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/* Edge = 0 means Vert Edges and Edge = 1 means Horz edges */
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for(i4_edge = 0; i4_edge < 2; i4_edge++)
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{
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UWORD8 u1_p_nnz, u1_q_nnz;
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UWORD32 u4_bs_edge = 0;
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WORD32 i4_bit_mask;
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WORD32 i4_curr_intra_flag;
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WORD32 i4_neibor_intra_flag;
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i4_curr_intra_flag = (0 != u1_curr_mb_ibl);
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if(0 != i4_edge)
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{
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/* Initialize for the TOP edge */
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u1_p_nnz = (UWORD8) u2_top_horz_nnz;
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u1_q_nnz = (UWORD8) (u2_curr_nnz & g_au4_extract_set[0]);
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i4_neibor_intra_flag = (u1_top_mb_ibl || u1_top_intra);
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}
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else
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{
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u1_p_nnz = u1_left_mb_nnz;
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u1_q_nnz = (UWORD8) isvcd_deblk_extract_bit_flags(u2_curr_nnz, 0x01);
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i4_neibor_intra_flag = (u1_left_mb_ibl || u1_left_intra);
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}
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i4_bit_mask = 1;
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/* find bs of 4 edges */
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for(i4_i = 0; i4_i < 4; i4_i++)
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{
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UWORD8 u1_p_nnz_temp, u1_q_nnz_temp;
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u1_p_nnz_temp = (u1_p_nnz & i4_bit_mask);
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u1_q_nnz_temp = (u1_q_nnz & i4_bit_mask);
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u1_cnd = ((u1_p_nnz_temp && (!i4_neibor_intra_flag)) ||
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(u1_q_nnz_temp && (!i4_curr_intra_flag)));
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u1_bs = u1_cnd ? 2 : 1;
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/* update the bs of the edge */
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u4_bs_edge = (u4_bs_edge << 8) + u1_bs;
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i4_bit_mask <<= 1;
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} /* end of loop over blk edges */
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/* update the bs of edges */
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if(i4_edge && !u1_top_intra)
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{
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pu4_bs_table[0] = u4_bs_edge;
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}
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else if(!i4_edge && !u1_left_intra)
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{
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pu4_bs_table[4] = u4_bs_edge;
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}
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} /* end of loop over v1 vetical and horizontal edge */
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}
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/* current MB is IBL */
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if(0 != u1_curr_mb_ibl)
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{
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UWORD16 u2_temp, u2_i;
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WORD32 i4_bit_mask_edge = 1;
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u1_left_mb_nnz = 0;
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u2_temp = ps_cur_mb_info->ps_left_mb->u2_luma_csbp;
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for(u2_i = 0; u2_i < 4; u2_i++)
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{
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u1_left_mb_nnz |= ((u2_temp & 0x08) >> (3 - u2_i));
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u2_temp >>= 4;
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}
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u2_curr_nnz = ps_cur_mb_info->ps_curmb->u2_luma_csbp;
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u2_top_horz_nnz = ps_cur_mb_info->ps_top_mb->u2_luma_csbp >> 12;
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/* all are IBL edges then use only t_coeff of current layer*/
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/* loop over all edges */
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for(i4_edge = 0; i4_edge < 4; i4_edge++)
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{
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UWORD16 u2_curr_horz_nnz = 0;
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WORD32 i4_bit_mask = 1;
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u2_curr_horz_nnz = u2_curr_nnz & g_au4_extract_set[i4_edge];
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u2_curr_horz_nnz = (u2_curr_horz_nnz >> (i4_edge * 4));
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u1_left_nnz = (u1_left_mb_nnz & i4_bit_mask_edge);
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for(i4_i = 0; i4_i < 4; i4_i++)
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{
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UWORD8 u1_curr_nnz, u1_top_nnz;
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u1_curr_nnz = (u2_curr_horz_nnz & i4_bit_mask);
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u1_top_nnz = (u2_top_horz_nnz & i4_bit_mask);
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/* update bs horizontal */
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if(!((1 == i4_horz_start) && (0 == i4_edge)))
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{
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u1_p_nnz = u1_top_nnz;
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u1_q_nnz = u1_curr_nnz;
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u1_cnd = !(u1_p_nnz || u1_q_nnz);
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u1_bs = u1_cnd ? 0 : 1;
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pu4_bs_table[i4_edge] = (pu4_bs_table[i4_edge] << 8) + u1_bs;
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}
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/* update bs vertical */
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if(!((1 == i4_vertical_start) && (0 == i4_i)))
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{
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u1_p_nnz = u1_left_nnz;
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u1_q_nnz = u1_curr_nnz;
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u1_cnd = !(u1_p_nnz || u1_q_nnz);
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u1_bs = u1_cnd ? 0 : 1;
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pu4_bs_table[i4_i + 4] = (pu4_bs_table[i4_i + 4] << 8) + u1_bs;
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}
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/* store the current nnz to left nnz */
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u1_left_nnz = u1_curr_nnz;
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i4_bit_mask <<= 1;
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}
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/* store the current row nnz to top row nnz */
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u2_top_horz_nnz = u2_curr_horz_nnz;
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i4_bit_mask_edge <<= 1;
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}
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}
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return;
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}
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/*****************************************************************************/
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/* */
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/* Function Name : isvcd_compute_bs_non_mbaff_target_lyr_no_inter_layer */
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/* */
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/* Description : This function computes the pointers of left,top & current*/
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/* : Nnz, MvPred & deblk_mb_t and supplies to FillBs function */
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/* : for Boundary Strength Calculation */
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/* Inputs : <What inputs does the function take?> */
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/* Processing : This functions calls deblock MB in the MB increment order*/
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/* */
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/* Outputs : Produces the Boundary Strength for Current Mb */
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/* Returns : None */
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/* */
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/* Revision History: */
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/* */
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/* DD MM YYYY Author(s) Changes (Describe the changes made) */
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/* 06 09 2021 Kishore */
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/*****************************************************************************/
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void isvcd_compute_bs_non_mbaff_target_lyr_no_inter_layer(svc_dec_lyr_struct_t *ps_svc_lyr_dec,
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dec_mb_info_t *ps_cur_mb_info,
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const UWORD16 u2_mbxn_mb)
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{
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dec_struct_t *ps_dec = &ps_svc_lyr_dec->s_dec;
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/* Mvpred and Nnz for top and Courrent */
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mv_pred_t *ps_cur_mv_pred, *ps_top_mv_pred = NULL, *ps_left_mv_pred;
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/* deblk_mb_t Params */
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deblk_mb_t *ps_cur_mb_params; /*< Parameters of current MacroBlock */
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deblkmb_neighbour_t *ps_deblk_top_mb;
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/* Reference Index to POC mapping*/
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void **apv_map_ref_idx_to_poc;
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UWORD32 u4_leftmbtype;
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UWORD16 u2_left_csbp, u2_top_csbp, u2_cur_csbp;
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/* Set of flags */
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UWORD32 u4_cur_mb_intra, u1_top_mb_typ, u4_cur_mb_fld;
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UWORD32 u1_cur_mb_type;
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UWORD32 *pu4_bs_table;
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/* Neighbour availability */
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/* Initialization */
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const UWORD32 u2_mbx = ps_cur_mb_info->u2_mbx;
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const UWORD32 u2_mby = ps_cur_mb_info->u2_mby;
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const UWORD32 u1_pingpong = u2_mbx & 0x01;
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PROFILE_DISABLE_BOUNDARY_STRENGTH()
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ps_deblk_top_mb = ps_dec->ps_deblk_top_mb + u2_mbx;
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/* Pointer assignment for Current DeblkMB, Current Mv Pred */
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ps_cur_mb_params = ps_dec->ps_deblk_mbn + u2_mbxn_mb;
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ps_cur_mv_pred = ps_dec->ps_mv_cur + (u2_mbxn_mb << 4);
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apv_map_ref_idx_to_poc = ps_dec->ppv_map_ref_idx_to_poc + 1;
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u1_cur_mb_type = ps_cur_mb_params->u1_mb_type;
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u1_top_mb_typ = ps_deblk_top_mb->u1_mb_type;
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ps_deblk_top_mb->u1_mb_type = u1_cur_mb_type;
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ps_cur_mb_params->u1_topmb_qp = ps_deblk_top_mb->u1_mb_qp;
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ps_deblk_top_mb->u1_mb_qp = ps_cur_mb_params->u1_mb_qp;
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ps_cur_mb_params->u1_left_mb_qp = ps_dec->deblk_left_mb[1].u1_mb_qp;
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ps_dec->deblk_left_mb[1].u1_mb_qp = ps_cur_mb_params->u1_mb_qp;
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/* if no deblocking required for current Mb then continue */
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/* Check next Mbs in Mb group */
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if(ps_cur_mb_params->u1_deblocking_mode & MB_DISABLE_FILTERING)
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{
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void **pu4_map_ref_idx_to_poc_l1 = apv_map_ref_idx_to_poc + POC_LIST_L0_TO_L1_DIFF;
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{
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/* Store Parameter for Top MvPred refernce frame Address */
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void **ppv_top_mv_pred_addr = ps_cur_mb_info->ps_curmb->u4_pic_addrress;
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WORD8 *p1_refTop0 = (ps_cur_mv_pred + 12)->i1_ref_frame;
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WORD8 *p1_refTop1 = (ps_cur_mv_pred + 14)->i1_ref_frame;
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/* Store Left addresses for Next Mb */
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void **ppv_left_mv_pred_addr = ps_dec->ps_left_mvpred_addr[!u1_pingpong][1].u4_add;
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WORD8 *p1_refleft0 = (ps_cur_mv_pred + 3)->i1_ref_frame;
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ppv_top_mv_pred_addr[0] = apv_map_ref_idx_to_poc[p1_refTop0[0]];
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ppv_top_mv_pred_addr[1] = pu4_map_ref_idx_to_poc_l1[p1_refTop0[1]];
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ppv_left_mv_pred_addr[2] = apv_map_ref_idx_to_poc[p1_refTop1[0]];
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ppv_top_mv_pred_addr[2] = apv_map_ref_idx_to_poc[p1_refTop1[0]];
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ppv_left_mv_pred_addr[3] = pu4_map_ref_idx_to_poc_l1[p1_refTop1[1]];
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ppv_top_mv_pred_addr[3] = pu4_map_ref_idx_to_poc_l1[p1_refTop1[1]];
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ppv_left_mv_pred_addr[0] = apv_map_ref_idx_to_poc[p1_refleft0[0]];
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ppv_left_mv_pred_addr[1] = pu4_map_ref_idx_to_poc_l1[p1_refleft0[1]];
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/* Storing the leftMbtype for next Mb */
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ps_dec->deblk_left_mb[1].u1_mb_type = ps_cur_mb_params->u1_mb_type;
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}
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return;
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}
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/* Flag for extra left Edge */
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ps_cur_mb_params->u1_single_call = 1;
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/* Update the Left deblk_mb_t and Left MvPred Parameters */
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if(!u2_mbx)
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{
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|
u4_leftmbtype = 0;
|
|
|
|
/* Initialize the ps_left_mv_pred with Junk but Valid Location */
|
|
/* to avoid invalid memory access */
|
|
/* this is read only pointer */
|
|
ps_left_mv_pred = ps_dec->ps_mv_cur + 3;
|
|
}
|
|
else
|
|
{
|
|
u4_leftmbtype = ps_dec->deblk_left_mb[1].u1_mb_type;
|
|
|
|
/* Come to Left Most Edge of the MB */
|
|
ps_left_mv_pred =
|
|
(u2_mbxn_mb) ? ps_dec->ps_mv_cur + ((u2_mbxn_mb - 1) << 4) + 3 : ps_dec->ps_mv_left + 3;
|
|
}
|
|
|
|
if(!u2_mby) u1_top_mb_typ = 0;
|
|
|
|
/* MvPred Pointer Calculation */
|
|
ps_top_mv_pred = ps_cur_mv_pred - (ps_dec->u2_frm_wd_in_mbs << 4) + 12;
|
|
|
|
u4_cur_mb_intra = u1_cur_mb_type & D_INTRA_MB;
|
|
u4_cur_mb_fld = !!(u1_cur_mb_type & D_FLD_MB);
|
|
/* Compute BS function */
|
|
pu4_bs_table = ps_cur_mb_params->u4_bs_table;
|
|
|
|
u2_cur_csbp = ps_cur_mb_info->ps_curmb->u2_luma_csbp;
|
|
u2_left_csbp = ps_cur_mb_info->ps_left_mb->u2_luma_csbp;
|
|
u2_top_csbp = ps_cur_mb_info->ps_top_mb->u2_luma_csbp;
|
|
/* Compute BS function */
|
|
if((ps_dec->ps_cur_sps->u1_profile_idc == HIGH_PROFILE_IDC) ||
|
|
(ps_dec->ps_cur_sps->u1_profile_idc == SCALABLE_HIGH_PROFILE_IDC) ||
|
|
(ps_dec->ps_cur_sps->u1_profile_idc == SCALABLE_BASELINE_PROFILE_IDC))
|
|
{
|
|
if(ps_cur_mb_info->u1_tran_form8x8 == 1)
|
|
{
|
|
u2_cur_csbp = ih264d_update_csbp_8x8(ps_cur_mb_info->ps_curmb->u2_luma_csbp);
|
|
}
|
|
|
|
if(ps_cur_mb_info->ps_left_mb->u1_tran_form8x8 == 1)
|
|
{
|
|
u2_left_csbp = ih264d_update_csbp_8x8(ps_cur_mb_info->ps_left_mb->u2_luma_csbp);
|
|
}
|
|
|
|
if(ps_cur_mb_info->ps_top_mb->u1_tran_form8x8 == 1)
|
|
{
|
|
u2_top_csbp = ih264d_update_csbp_8x8(ps_cur_mb_info->ps_top_mb->u2_luma_csbp);
|
|
}
|
|
}
|
|
if(u4_cur_mb_intra)
|
|
{
|
|
pu4_bs_table[4] = 0x04040404;
|
|
pu4_bs_table[0] = u4_cur_mb_fld ? 0x03030303 : 0x04040404;
|
|
pu4_bs_table[1] = 0x03030303;
|
|
pu4_bs_table[2] = 0x03030303;
|
|
pu4_bs_table[3] = 0x03030303;
|
|
pu4_bs_table[5] = 0x03030303;
|
|
pu4_bs_table[6] = 0x03030303;
|
|
pu4_bs_table[7] = 0x03030303;
|
|
}
|
|
else
|
|
{
|
|
UWORD32 u4_is_non16x16 = !!(u1_cur_mb_type & D_PRED_NON_16x16);
|
|
UWORD32 u4_is_b = ps_dec->u1_B;
|
|
|
|
ih264d_fill_bs2_horz_vert(pu4_bs_table, u2_left_csbp, u2_top_csbp, u2_cur_csbp,
|
|
(const UWORD32 *) (gau4_ih264d_packed_bs2),
|
|
(const UWORD16 *) (gau2_ih264d_4x4_v2h_reorder));
|
|
|
|
if(u4_leftmbtype & D_INTRA_MB) pu4_bs_table[4] = 0x04040404;
|
|
|
|
if(u1_top_mb_typ & D_INTRA_MB) pu4_bs_table[0] = u4_cur_mb_fld ? 0x03030303 : 0x04040404;
|
|
|
|
ps_dec->pf_fill_bs1[u4_is_b][u4_is_non16x16](
|
|
ps_cur_mv_pred, ps_top_mv_pred, apv_map_ref_idx_to_poc, pu4_bs_table, ps_left_mv_pred,
|
|
&(ps_dec->ps_left_mvpred_addr[u1_pingpong][1]),
|
|
ps_cur_mb_info->ps_top_mb->u4_pic_addrress, (4 >> u4_cur_mb_fld));
|
|
}
|
|
|
|
{
|
|
void **pu4_map_ref_idx_to_poc_l1 = apv_map_ref_idx_to_poc + POC_LIST_L0_TO_L1_DIFF;
|
|
{
|
|
/* Store Parameter for Top MvPred refernce frame Address */
|
|
|
|
void **ppv_top_mv_pred_addr = ps_cur_mb_info->ps_curmb->u4_pic_addrress;
|
|
WORD8 *p1_refTop0 = (ps_cur_mv_pred + 12)->i1_ref_frame;
|
|
WORD8 *p1_refTop1 = (ps_cur_mv_pred + 14)->i1_ref_frame;
|
|
|
|
/* Store Left addresses for Next Mb */
|
|
void **ppv_left_mv_pred_addr = ps_dec->ps_left_mvpred_addr[!u1_pingpong][1].u4_add;
|
|
WORD8 *p1_refleft0 = (ps_cur_mv_pred + 3)->i1_ref_frame;
|
|
|
|
ppv_top_mv_pred_addr[0] = apv_map_ref_idx_to_poc[p1_refTop0[0]];
|
|
ppv_top_mv_pred_addr[1] = pu4_map_ref_idx_to_poc_l1[p1_refTop0[1]];
|
|
|
|
ppv_left_mv_pred_addr[2] = apv_map_ref_idx_to_poc[p1_refTop1[0]];
|
|
ppv_top_mv_pred_addr[2] = apv_map_ref_idx_to_poc[p1_refTop1[0]];
|
|
ppv_left_mv_pred_addr[3] = pu4_map_ref_idx_to_poc_l1[p1_refTop1[1]];
|
|
ppv_top_mv_pred_addr[3] = pu4_map_ref_idx_to_poc_l1[p1_refTop1[1]];
|
|
|
|
ppv_left_mv_pred_addr[0] = apv_map_ref_idx_to_poc[p1_refleft0[0]];
|
|
ppv_left_mv_pred_addr[1] = pu4_map_ref_idx_to_poc_l1[p1_refleft0[1]];
|
|
|
|
/* Storing the leftMbtype for next Mb */
|
|
ps_dec->deblk_left_mb[1].u1_mb_type = ps_cur_mb_params->u1_mb_type;
|
|
}
|
|
}
|
|
|
|
/* For transform 8x8 disable deblocking of the intrernal edges of a 8x8 block */
|
|
if(ps_cur_mb_info->u1_tran_form8x8)
|
|
{
|
|
pu4_bs_table[1] = 0;
|
|
pu4_bs_table[3] = 0;
|
|
pu4_bs_table[5] = 0;
|
|
pu4_bs_table[7] = 0;
|
|
}
|
|
}
|
|
/*****************************************************************************/
|
|
/* */
|
|
/* Function Name : isvcd_compute_bs_non_mbaff */
|
|
/* */
|
|
/* Description : This function computes the pointers of left,top & current*/
|
|
/* : Nnz, MvPred & deblk_mb_t and supplies to FillBs function */
|
|
/* : for Boundary Strength Calculation */
|
|
/* Inputs : <What inputs does the function take?> */
|
|
/* Processing : This functions calls deblock MB in the MB increment order*/
|
|
/* */
|
|
/* Outputs : Produces the Boundary Strength for Current Mb */
|
|
/* Returns : None */
|
|
/* */
|
|
/* Revision History: */
|
|
/* */
|
|
/* DD MM YYYY Author(s) Changes (Describe the changes made) */
|
|
/* 06 09 2021 Kishore */
|
|
/*****************************************************************************/
|
|
|
|
void isvcd_compute_bs_non_mbaff(svc_dec_lyr_struct_t *ps_svc_lyr_dec, dec_mb_info_t *ps_cur_mb_info,
|
|
const UWORD16 u2_mbxn_mb)
|
|
{
|
|
dec_struct_t *ps_dec = &ps_svc_lyr_dec->s_dec;
|
|
ps_dec->pf_compute_bs(ps_dec, ps_cur_mb_info, u2_mbxn_mb);
|
|
}
|
|
/*****************************************************************************/
|
|
/* */
|
|
/* Function Name : isvcd_compute_bs_non_mbaff_target_lyr */
|
|
/* */
|
|
/* Description : This function computes the pointers of left,top & current*/
|
|
/* : Nnz, MvPred & deblk_mb_t and supplies to FillBs function */
|
|
/* : for Boundary Strength Calculation */
|
|
/* Inputs : <What inputs does the function take?> */
|
|
/* Processing : This functions calls deblock MB in the MB increment order*/
|
|
/* */
|
|
/* Outputs : Produces the Boundary Strength for Current Mb */
|
|
/* Returns : None */
|
|
/* */
|
|
/* Revision History: */
|
|
/* */
|
|
/* DD MM YYYY Author(s) Changes (Describe the changes made) */
|
|
/* 06 09 2021 Kishore */
|
|
/*****************************************************************************/
|
|
|
|
void isvcd_compute_bs_non_mbaff_target_lyr(svc_dec_lyr_struct_t *ps_svc_lyr_dec,
|
|
dec_mb_info_t *ps_cur_mb_info, const UWORD16 u2_mbxn_mb)
|
|
{
|
|
dec_struct_t *ps_dec = &ps_svc_lyr_dec->s_dec;
|
|
/* Mvpred and Nnz for top and Courrent */
|
|
mv_pred_t *ps_cur_mv_pred, *ps_top_mv_pred = NULL, *ps_left_mv_pred;
|
|
/* deblk_mb_t Params */
|
|
deblk_mb_t *ps_cur_mb_params; /*< Parameters of current MacroBlock */
|
|
deblkmb_neighbour_t *ps_deblk_top_mb;
|
|
|
|
/* Reference Index to POC mapping*/
|
|
void **apv_map_ref_idx_to_poc;
|
|
UWORD32 u4_leftmbtype;
|
|
UWORD16 u2_left_csbp, u2_top_csbp, u2_cur_csbp;
|
|
|
|
/* Set of flags */
|
|
UWORD32 u4_cur_mb_intra, u1_top_mb_typ, u4_cur_mb_fld;
|
|
UWORD32 u4_cur_mb_ibl;
|
|
UWORD32 u1_cur_mb_type;
|
|
UWORD32 *pu4_bs_table;
|
|
|
|
UWORD16 *pu2_curr_res_luma_csbp;
|
|
UWORD16 *pu2_left_res_luma_csbp;
|
|
UWORD16 *pu2_top_res_luma_csbp;
|
|
|
|
/* Neighbour availability */
|
|
/* Initialization */
|
|
const UWORD32 u2_mbx = ps_cur_mb_info->u2_mbx;
|
|
const UWORD32 u2_mby = ps_cur_mb_info->u2_mby;
|
|
const UWORD32 u1_pingpong = u2_mbx & 0x01;
|
|
|
|
PROFILE_DISABLE_BOUNDARY_STRENGTH()
|
|
|
|
ps_deblk_top_mb = ps_dec->ps_deblk_top_mb + u2_mbx;
|
|
|
|
/* Pointer assignment for Current DeblkMB, Current Mv Pred */
|
|
ps_cur_mb_params = ps_dec->ps_deblk_mbn + u2_mbxn_mb;
|
|
ps_cur_mv_pred = ps_dec->ps_mv_cur + (u2_mbxn_mb << 4);
|
|
|
|
/*Pointer assignment for Residual NNZ */
|
|
pu2_curr_res_luma_csbp = ps_svc_lyr_dec->pu2_frm_res_luma_csbp + ps_cur_mb_info->u2_mbx;
|
|
pu2_curr_res_luma_csbp += ps_cur_mb_info->u2_mby * ps_svc_lyr_dec->i4_frm_res_luma_csbp_stride;
|
|
|
|
pu2_left_res_luma_csbp = pu2_curr_res_luma_csbp - (ps_cur_mb_info->u2_mbx != 0);
|
|
pu2_top_res_luma_csbp = pu2_curr_res_luma_csbp - ((ps_cur_mb_info->u2_mby != 0) *
|
|
ps_svc_lyr_dec->i4_frm_res_luma_csbp_stride);
|
|
|
|
apv_map_ref_idx_to_poc = ps_dec->ppv_map_ref_idx_to_poc + 1;
|
|
u1_cur_mb_type = ps_cur_mb_params->u1_mb_type;
|
|
u1_top_mb_typ = ps_deblk_top_mb->u1_mb_type;
|
|
ps_deblk_top_mb->u1_mb_type = u1_cur_mb_type;
|
|
|
|
ps_cur_mb_params->u1_topmb_qp = ps_deblk_top_mb->u1_mb_qp;
|
|
ps_deblk_top_mb->u1_mb_qp = ps_cur_mb_params->u1_mb_qp;
|
|
ps_cur_mb_params->u1_left_mb_qp = ps_dec->deblk_left_mb[1].u1_mb_qp;
|
|
ps_dec->deblk_left_mb[1].u1_mb_qp = ps_cur_mb_params->u1_mb_qp;
|
|
|
|
/* if no deblocking required for current Mb then continue */
|
|
/* Check next Mbs in Mb group */
|
|
if(ps_cur_mb_params->u1_deblocking_mode & MB_DISABLE_FILTERING)
|
|
{
|
|
void **pu4_map_ref_idx_to_poc_l1 = apv_map_ref_idx_to_poc + POC_LIST_L0_TO_L1_DIFF;
|
|
|
|
/* Store Parameter for Top MvPred refernce frame Address */
|
|
void **ppv_top_mv_pred_addr = ps_cur_mb_info->ps_curmb->u4_pic_addrress;
|
|
WORD8 *p1_refTop0 = (ps_cur_mv_pred + 12)->i1_ref_frame;
|
|
WORD8 *p1_refTop1 = (ps_cur_mv_pred + 14)->i1_ref_frame;
|
|
|
|
/* Store Left addresses for Next Mb */
|
|
void **ppv_left_mv_pred_addr = ps_dec->ps_left_mvpred_addr[!u1_pingpong][1].u4_add;
|
|
WORD8 *p1_refleft0 = (ps_cur_mv_pred + 3)->i1_ref_frame;
|
|
|
|
ppv_top_mv_pred_addr[0] = apv_map_ref_idx_to_poc[p1_refTop0[0]];
|
|
ppv_top_mv_pred_addr[1] = pu4_map_ref_idx_to_poc_l1[p1_refTop0[1]];
|
|
|
|
ppv_left_mv_pred_addr[2] = apv_map_ref_idx_to_poc[p1_refTop1[0]];
|
|
ppv_top_mv_pred_addr[2] = apv_map_ref_idx_to_poc[p1_refTop1[0]];
|
|
ppv_left_mv_pred_addr[3] = pu4_map_ref_idx_to_poc_l1[p1_refTop1[1]];
|
|
ppv_top_mv_pred_addr[3] = pu4_map_ref_idx_to_poc_l1[p1_refTop1[1]];
|
|
|
|
ppv_left_mv_pred_addr[0] = apv_map_ref_idx_to_poc[p1_refleft0[0]];
|
|
ppv_left_mv_pred_addr[1] = pu4_map_ref_idx_to_poc_l1[p1_refleft0[1]];
|
|
/* Storing the leftMbtype for next Mb */
|
|
ps_dec->deblk_left_mb[1].u1_mb_type = ps_cur_mb_params->u1_mb_type;
|
|
|
|
return;
|
|
}
|
|
|
|
/* Flag for extra left Edge */
|
|
ps_cur_mb_params->u1_single_call = 1;
|
|
|
|
/* Update the Left deblk_mb_t and Left MvPred Parameters */
|
|
if(!u2_mbx)
|
|
{
|
|
u4_leftmbtype = 0;
|
|
|
|
/* Initialize the ps_left_mv_pred with Junk but Valid Location */
|
|
/* to avoid invalid memory access */
|
|
/* this is read only pointer */
|
|
ps_left_mv_pred = ps_dec->ps_mv_cur + 3;
|
|
}
|
|
else
|
|
{
|
|
u4_leftmbtype = ps_dec->deblk_left_mb[1].u1_mb_type;
|
|
|
|
/* Come to Left Most Edge of the MB */
|
|
ps_left_mv_pred =
|
|
(u2_mbxn_mb) ? ps_dec->ps_mv_cur + ((u2_mbxn_mb - 1) << 4) + 3 : ps_dec->ps_mv_left + 3;
|
|
}
|
|
|
|
if(!u2_mby) u1_top_mb_typ = 0;
|
|
|
|
/* MvPred Pointer Calculation */
|
|
ps_top_mv_pred = ps_cur_mv_pred - (ps_dec->u2_frm_wd_in_mbs << 4) + 12;
|
|
u4_cur_mb_intra = u1_cur_mb_type & D_INTRA_MB;
|
|
u4_cur_mb_ibl = u1_cur_mb_type & D_INTRA_IBL;
|
|
u4_cur_mb_fld = !!(u1_cur_mb_type & D_FLD_MB);
|
|
/* Compute BS function */
|
|
pu4_bs_table = ps_cur_mb_params->u4_bs_table;
|
|
|
|
u2_cur_csbp = ps_cur_mb_info->ps_curmb->u2_luma_csbp;
|
|
u2_left_csbp = ps_cur_mb_info->ps_left_mb->u2_luma_csbp;
|
|
u2_top_csbp = ps_cur_mb_info->ps_top_mb->u2_luma_csbp;
|
|
/* Compute BS function */
|
|
if((ps_dec->ps_cur_sps->u1_profile_idc == HIGH_PROFILE_IDC) ||
|
|
(ps_dec->ps_cur_sps->u1_profile_idc == SCALABLE_HIGH_PROFILE_IDC) ||
|
|
(ps_dec->ps_cur_sps->u1_profile_idc == SCALABLE_BASELINE_PROFILE_IDC))
|
|
{
|
|
if(ps_cur_mb_info->u1_tran_form8x8 == 1)
|
|
{
|
|
u2_cur_csbp = ih264d_update_csbp_8x8(ps_cur_mb_info->ps_curmb->u2_luma_csbp);
|
|
ps_cur_mb_info->ps_curmb->u2_luma_csbp = u2_cur_csbp;
|
|
}
|
|
}
|
|
u2_cur_csbp |= *pu2_curr_res_luma_csbp;
|
|
u2_left_csbp |= *pu2_left_res_luma_csbp;
|
|
u2_top_csbp |= *pu2_top_res_luma_csbp;
|
|
|
|
if(u4_cur_mb_intra)
|
|
{
|
|
pu4_bs_table[4] = 0x04040404;
|
|
pu4_bs_table[0] = u4_cur_mb_fld ? 0x03030303 : 0x04040404;
|
|
pu4_bs_table[1] = 0x03030303;
|
|
pu4_bs_table[2] = 0x03030303;
|
|
pu4_bs_table[3] = 0x03030303;
|
|
pu4_bs_table[5] = 0x03030303;
|
|
pu4_bs_table[6] = 0x03030303;
|
|
pu4_bs_table[7] = 0x03030303;
|
|
}
|
|
else
|
|
{
|
|
isvcd_fill_bs_ibl(ps_cur_mb_params, u1_top_mb_typ, u4_leftmbtype, ps_cur_mb_info,
|
|
pu2_curr_res_luma_csbp, pu2_left_res_luma_csbp, pu2_top_res_luma_csbp);
|
|
|
|
if(!u4_cur_mb_ibl)
|
|
{
|
|
UWORD32 u4_is_non16x16 = !!(u1_cur_mb_type & D_PRED_NON_16x16);
|
|
UWORD32 u4_is_b = ps_dec->u1_B;
|
|
UWORD32 u4_bs_0, u4_bs_4;
|
|
|
|
u4_bs_0 = pu4_bs_table[0];
|
|
u4_bs_4 = pu4_bs_table[4];
|
|
|
|
ih264d_fill_bs2_horz_vert(pu4_bs_table, u2_left_csbp, u2_top_csbp, u2_cur_csbp,
|
|
(const UWORD32 *) (gau4_ih264d_packed_bs2),
|
|
(const UWORD16 *) (gau2_ih264d_4x4_v2h_reorder));
|
|
|
|
if(u4_leftmbtype & D_INTRA_MB)
|
|
{
|
|
pu4_bs_table[4] = 0x04040404;
|
|
}
|
|
else if(u4_leftmbtype & D_INTRA_IBL)
|
|
{
|
|
pu4_bs_table[4] = u4_bs_4;
|
|
}
|
|
|
|
if(u1_top_mb_typ & D_INTRA_MB)
|
|
{
|
|
pu4_bs_table[0] = u4_cur_mb_fld ? 0x03030303 : 0x04040404;
|
|
}
|
|
else if(u1_top_mb_typ & D_INTRA_IBL)
|
|
{
|
|
pu4_bs_table[0] = u4_bs_0;
|
|
}
|
|
|
|
ps_dec->pf_fill_bs1[u4_is_b][u4_is_non16x16](
|
|
ps_cur_mv_pred, ps_top_mv_pred, apv_map_ref_idx_to_poc, pu4_bs_table,
|
|
ps_left_mv_pred, &(ps_dec->ps_left_mvpred_addr[u1_pingpong][1]),
|
|
ps_cur_mb_info->ps_top_mb->u4_pic_addrress, (4 >> u4_cur_mb_fld));
|
|
}
|
|
}
|
|
|
|
{
|
|
void **pu4_map_ref_idx_to_poc_l1 = apv_map_ref_idx_to_poc + POC_LIST_L0_TO_L1_DIFF;
|
|
/* Store Parameter for Top MvPred refernce frame Address */
|
|
void **ppv_top_mv_pred_addr = ps_cur_mb_info->ps_curmb->u4_pic_addrress;
|
|
WORD8 *p1_refTop0 = (ps_cur_mv_pred + 12)->i1_ref_frame;
|
|
WORD8 *p1_refTop1 = (ps_cur_mv_pred + 14)->i1_ref_frame;
|
|
|
|
/* Store Left addresses for Next Mb */
|
|
void **ppv_left_mv_pred_addr = ps_dec->ps_left_mvpred_addr[!u1_pingpong][1].u4_add;
|
|
WORD8 *p1_refleft0 = (ps_cur_mv_pred + 3)->i1_ref_frame;
|
|
|
|
ppv_top_mv_pred_addr[0] = apv_map_ref_idx_to_poc[p1_refTop0[0]];
|
|
ppv_top_mv_pred_addr[1] = pu4_map_ref_idx_to_poc_l1[p1_refTop0[1]];
|
|
|
|
ppv_left_mv_pred_addr[2] = apv_map_ref_idx_to_poc[p1_refTop1[0]];
|
|
ppv_top_mv_pred_addr[2] = apv_map_ref_idx_to_poc[p1_refTop1[0]];
|
|
ppv_left_mv_pred_addr[3] = pu4_map_ref_idx_to_poc_l1[p1_refTop1[1]];
|
|
ppv_top_mv_pred_addr[3] = pu4_map_ref_idx_to_poc_l1[p1_refTop1[1]];
|
|
|
|
ppv_left_mv_pred_addr[0] = apv_map_ref_idx_to_poc[p1_refleft0[0]];
|
|
ppv_left_mv_pred_addr[1] = pu4_map_ref_idx_to_poc_l1[p1_refleft0[1]];
|
|
|
|
/* Storing the leftMbtype for next Mb */
|
|
ps_dec->deblk_left_mb[1].u1_mb_type = ps_cur_mb_params->u1_mb_type;
|
|
}
|
|
|
|
/* For transform 8x8 disable deblocking of the intrernal edges of a 8x8 block */
|
|
if(ps_cur_mb_info->u1_tran_form8x8)
|
|
{
|
|
pu4_bs_table[1] = 0;
|
|
pu4_bs_table[3] = 0;
|
|
pu4_bs_table[5] = 0;
|
|
pu4_bs_table[7] = 0;
|
|
}
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/* */
|
|
/* Function Name : isvcd_compute_bs_non_mbaff_medial_lyr */
|
|
/* */
|
|
/* Description : This function computes the pointers of left,top & current*/
|
|
/* : Nnz, MvPred & deblk_mb_t and supplies to FillBs function */
|
|
/* : for Boundary Strength Calculation */
|
|
/* Inputs : <What inputs does the function take?> */
|
|
/* Processing : This functions calls deblock MB in the MB increment order*/
|
|
/* */
|
|
/* Outputs : Produces the Boundary Strength for Current Mb */
|
|
/* Returns : None */
|
|
/* */
|
|
/* Revision History: */
|
|
/* */
|
|
/* DD MM YYYY Author(s) Changes (Describe the changes made) */
|
|
/* 06 09 2021 Kishore */
|
|
/*****************************************************************************/
|
|
|
|
void isvcd_compute_bs_non_mbaff_medial_lyr(svc_dec_lyr_struct_t *ps_svc_lyr_dec,
|
|
dec_mb_info_t *ps_cur_mb_info, const UWORD16 u2_mbxn_mb)
|
|
{
|
|
dec_struct_t *ps_dec = &ps_svc_lyr_dec->s_dec;
|
|
/* deblk_mb_t Params */
|
|
deblk_mb_t *ps_cur_mb_params; /*< Parameters of current MacroBlock */
|
|
deblkmb_neighbour_t *ps_deblk_top_mb;
|
|
UWORD32 u4_leftmbtype;
|
|
UWORD16 u2_cur_csbp;
|
|
|
|
/* Set of flags */
|
|
UWORD32 u4_cur_mb_intra, u1_top_mb_typ, u4_cur_mb_fld;
|
|
UWORD32 u1_cur_mb_type;
|
|
UWORD32 *pu4_bs_table;
|
|
UWORD32 mb_type_intra = 0;
|
|
|
|
UWORD16 *pu2_curr_res_luma_csbp;
|
|
UWORD16 *pu2_left_res_luma_csbp;
|
|
UWORD16 *pu2_top_res_luma_csbp;
|
|
|
|
/* Neighbour availability */
|
|
const UWORD32 u2_mbx = ps_cur_mb_info->u2_mbx;
|
|
const UWORD32 u2_mby = ps_cur_mb_info->u2_mby;
|
|
|
|
PROFILE_DISABLE_BOUNDARY_STRENGTH()
|
|
|
|
ps_deblk_top_mb = ps_dec->ps_deblk_top_mb + u2_mbx;
|
|
|
|
/* Pointer assignment for Current DeblkMB, Current Mv Pred */
|
|
ps_cur_mb_params = ps_dec->ps_deblk_mbn + u2_mbxn_mb;
|
|
|
|
/*Pointer assignment for Residual NNZ */
|
|
pu2_curr_res_luma_csbp = ps_svc_lyr_dec->pu2_frm_res_luma_csbp + ps_cur_mb_info->u2_mbx;
|
|
pu2_curr_res_luma_csbp += ps_cur_mb_info->u2_mby * ps_svc_lyr_dec->i4_frm_res_luma_csbp_stride;
|
|
|
|
pu2_left_res_luma_csbp = pu2_curr_res_luma_csbp - (ps_cur_mb_info->u2_mbx != 0);
|
|
pu2_top_res_luma_csbp = pu2_curr_res_luma_csbp - ((ps_cur_mb_info->u2_mby != 0) *
|
|
ps_svc_lyr_dec->i4_frm_res_luma_csbp_stride);
|
|
|
|
u1_cur_mb_type = ps_cur_mb_params->u1_mb_type;
|
|
u1_top_mb_typ = ps_deblk_top_mb->u1_mb_type;
|
|
ps_deblk_top_mb->u1_mb_type = u1_cur_mb_type;
|
|
|
|
ps_cur_mb_params->u1_topmb_qp = ps_deblk_top_mb->u1_mb_qp;
|
|
ps_deblk_top_mb->u1_mb_qp = ps_cur_mb_params->u1_mb_qp;
|
|
ps_cur_mb_params->u1_left_mb_qp = ps_dec->deblk_left_mb[1].u1_mb_qp;
|
|
ps_dec->deblk_left_mb[1].u1_mb_qp = ps_cur_mb_params->u1_mb_qp;
|
|
|
|
/* if no deblocking required for current Mb then continue */
|
|
/* Check next Mbs in Mb group */
|
|
if(ps_cur_mb_params->u1_deblocking_mode & MB_DISABLE_FILTERING)
|
|
{
|
|
/* Storing the leftMbtype for next Mb */
|
|
ps_dec->deblk_left_mb[1].u1_mb_type = ps_cur_mb_params->u1_mb_type;
|
|
return;
|
|
}
|
|
|
|
/* Flag for extra left Edge */
|
|
ps_cur_mb_params->u1_single_call = 1;
|
|
|
|
/* Update the Left deblk_mb_t */
|
|
if(!u2_mbx)
|
|
{
|
|
u4_leftmbtype = 0;
|
|
}
|
|
else
|
|
{
|
|
u4_leftmbtype = ps_dec->deblk_left_mb[1].u1_mb_type;
|
|
}
|
|
|
|
if(!u2_mby) u1_top_mb_typ = 0;
|
|
|
|
u4_cur_mb_intra = u1_cur_mb_type & D_INTRA_MB;
|
|
u4_cur_mb_fld = !!(u1_cur_mb_type & D_FLD_MB);
|
|
/* Compute BS function */
|
|
pu4_bs_table = ps_cur_mb_params->u4_bs_table;
|
|
|
|
u2_cur_csbp = ps_cur_mb_info->ps_curmb->u2_luma_csbp;
|
|
/* Compute BS function */
|
|
if((ps_dec->ps_cur_sps->u1_profile_idc == HIGH_PROFILE_IDC) ||
|
|
(ps_dec->ps_cur_sps->u1_profile_idc == SCALABLE_HIGH_PROFILE_IDC) ||
|
|
(ps_dec->ps_cur_sps->u1_profile_idc == SCALABLE_BASELINE_PROFILE_IDC))
|
|
{
|
|
if(ps_cur_mb_info->u1_tran_form8x8 == 1)
|
|
{
|
|
u2_cur_csbp = ih264d_update_csbp_8x8(ps_cur_mb_info->ps_curmb->u2_luma_csbp);
|
|
ps_cur_mb_info->ps_curmb->u2_luma_csbp = u2_cur_csbp;
|
|
}
|
|
}
|
|
u2_cur_csbp |= *pu2_curr_res_luma_csbp;
|
|
|
|
if(u4_cur_mb_intra)
|
|
{
|
|
pu4_bs_table[4] = 0x04040404;
|
|
pu4_bs_table[0] = u4_cur_mb_fld ? 0x03030303 : 0x04040404;
|
|
pu4_bs_table[1] = 0x03030303;
|
|
pu4_bs_table[2] = 0x03030303;
|
|
pu4_bs_table[3] = 0x03030303;
|
|
pu4_bs_table[5] = 0x03030303;
|
|
pu4_bs_table[6] = 0x03030303;
|
|
pu4_bs_table[7] = 0x03030303;
|
|
}
|
|
else
|
|
{
|
|
isvcd_fill_bs_ibl(ps_cur_mb_params, u1_top_mb_typ, u4_leftmbtype, ps_cur_mb_info,
|
|
pu2_curr_res_luma_csbp, pu2_left_res_luma_csbp, pu2_top_res_luma_csbp);
|
|
}
|
|
|
|
mb_type_intra = (u1_top_mb_typ & D_INTRA_MB) || (u1_top_mb_typ & D_INTRA_IBL);
|
|
|
|
/* if Top MB or current MB is INTER */
|
|
if(!mb_type_intra)
|
|
{
|
|
pu4_bs_table[0] = 0;
|
|
/* disable the processing of top edge */
|
|
ps_cur_mb_params->u1_deblocking_mode |= MB_DISABLE_TOP_EDGE;
|
|
}
|
|
|
|
mb_type_intra = (u4_leftmbtype & D_INTRA_MB) || (u4_leftmbtype & D_INTRA_IBL);
|
|
/* if Left MB current MB is INTER */
|
|
if(!mb_type_intra)
|
|
{
|
|
pu4_bs_table[4] = 0;
|
|
/* disable the processing of left edge */
|
|
ps_cur_mb_params->u1_deblocking_mode |= MB_DISABLE_LEFT_EDGE;
|
|
}
|
|
|
|
/* overwrite the BS 0 values for corner cases */
|
|
if(0 == u2_mbx)
|
|
{
|
|
pu4_bs_table[4] = 0;
|
|
}
|
|
if(0 == u2_mby)
|
|
{
|
|
pu4_bs_table[0] = 0;
|
|
}
|
|
|
|
/* Storing the leftMbtype for next Mb */
|
|
ps_dec->deblk_left_mb[1].u1_mb_type = ps_cur_mb_params->u1_mb_type;
|
|
|
|
/* For transform 8x8 disable deblocking of the intrernal edges of a 8x8 block */
|
|
if(ps_cur_mb_info->u1_tran_form8x8)
|
|
{
|
|
pu4_bs_table[1] = 0;
|
|
pu4_bs_table[3] = 0;
|
|
pu4_bs_table[5] = 0;
|
|
pu4_bs_table[7] = 0;
|
|
}
|
|
}
|