| /****************************************************************************** |
| * |
| * Copyright (C) 2022 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at: |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| * |
| ***************************************************************************** |
| * Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore |
| */ |
| /** |
| ******************************************************************************* |
| * @file |
| * isvcd_thread_compute_bs.c |
| * |
| * @brief |
| * Contains routines that for multi-thread decoder |
| * |
| * @author |
| * Kishore |
| * |
| * @remarks |
| * None |
| * |
| ******************************************************************************* |
| */ |
| |
| #include <string.h> |
| #include "ih264d_error_handler.h" |
| #include "ih264d_debug.h" |
| #include "ih264d_defs.h" |
| #include "ih264d_debug.h" |
| #include "ih264d_tables.h" |
| #include "isvcd_structs.h" |
| #include "ih264d_defs.h" |
| #include "ih264d_mb_utils.h" |
| #include "ih264d_thread_compute_bs.h" |
| #include "isvcd_thread_compute_bs.h" |
| #include "ithread.h" |
| #include "ih264d_deblocking.h" |
| #include "ih264d_process_pslice.h" |
| #include "isvcd_process_epslice.h" |
| #include "ih264d_process_intra_mb.h" |
| #include "ih264d_mb_utils.h" |
| #include "ih264d_tables.h" |
| #include "ih264d_format_conv.h" |
| #include "ih264d_defs.h" |
| |
| UWORD16 ih264d_update_csbp_8x8(UWORD16 u2_luma_csbp); |
| void ih264d_fill_bs2_horz_vert(UWORD32 *pu4_bs, /* Base pointer of BS table */ |
| WORD32 u4_left_mb_csbp, /* csbp of left mb */ |
| WORD32 u4_top_mb_csbp, /* csbp of top mb */ |
| WORD32 u4_cur_mb_csbp, /* csbp of current mb */ |
| const UWORD32 *pu4_packed_bs2, const UWORD16 *pu2_4x4_v2h_reorder); |
| void isvcd_fill_bs_ibl(deblk_mb_t *ps_deblk_mb, UWORD8 u1_top_mb_type, UWORD8 u1_left_mb_type, |
| dec_mb_info_t *ps_cur_mb_info, UWORD16 *pu2_curr_res_luma_csbp, |
| UWORD16 *pu2_left_res_luma_csbp, UWORD16 *pu2_top_res_luma_csbp); |
| |
| /*****************************************************************************/ |
| /* */ |
| /* Function Name : isvcd_compute_bs_non_mbaff_thread */ |
| /* */ |
| /* Description : This function computes the pointers of left,top & current*/ |
| /* : Nnz, MvPred & deblk_mb_t and supplies to FillBs function |
| * for*/ |
| /* : Boundary Strength Calculation .this function is used */ |
| /* : BS being calculated in separate thread */ |
| /* Inputs : pointer to decoder context,cur_mb_info,u4_mb_num */ |
| /* Processing : */ |
| /* */ |
| /* Outputs : Produces the Boundary Strength for Current Mb */ |
| /* Returns : None */ |
| /* */ |
| /* Revision History: */ |
| /* */ |
| /* DD MM YYYY Author(s) Changes (Describe the changes made) */ |
| /* ITTIAM */ |
| /*****************************************************************************/ |
| |
| void isvcd_compute_bs_non_mbaff_thread(svc_dec_lyr_struct_t *ps_svc_lyr_dec, |
| dec_mb_info_t *ps_cur_mb_info, UWORD32 u4_mb_num) |
| { |
| 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_pic + u4_mb_num; |
| ps_cur_mv_pred = ps_dec->s_cur_pic.ps_mv + (u4_mb_num << 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 = (void **) ps_dec->ps_computebs_cur_slice->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_cur_mv_pred + 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 = ps_cur_mv_pred - (1 << 4) + 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 == 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->ps_computebs_cur_slice->slice_type == B_SLICE); |
| 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, |
| gau4_ih264d_packed_bs2, 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; |
| } |
| } |
