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1939 lines
70 KiB
C
1939 lines
70 KiB
C
/******************************************************************************
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*
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* Copyright (C) 2015 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 ih264d_parse_slice.c
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*
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* \brief
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* Contains routines that decodes a slice NAL unit
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*
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* \date
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* 19/12/2002
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*
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* \author AI
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**************************************************************************
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*/
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#include <string.h>
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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 "ithread.h"
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#include "ih264d_structs.h"
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#include "ih264d_debug.h"
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#include "ih264d_bitstrm.h"
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#include "ih264d_parse_mb_header.h"
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#include "ih264d_process_bslice.h"
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#include "ih264d_process_pslice.h"
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#include "ih264d_parse_cavlc.h"
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#include "ih264d_utils.h"
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#include "ih264d_deblocking.h"
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#include "ih264d_defs.h"
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#include "ih264d_error_handler.h"
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#include "ih264d_tables.h"
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#include "ih264d_defs.h"
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#include "ih264d_mem_request.h"
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#include "ih264d_parse_islice.h"
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#include "ih264d_parse_slice.h"
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#include "ih264d_mvpred.h"
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#include "ih264d_mb_utils.h"
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#include "ih264d_defs.h"
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#include "ih264d_quant_scaling.h"
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#include "ih264d_inter_pred.h"
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#include "ih264d_sei.h"
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#include "ih264d.h"
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#include "ih264_error.h"
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#include "ih264_disp_mgr.h"
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#include "ih264_buf_mgr.h"
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#include "ih264d_thread_parse_decode.h"
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#include "ih264d_thread_compute_bs.h"
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#include "ih264d_dpb_manager.h"
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#include <assert.h>
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#include "ih264d_parse_islice.h"
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#define RET_LAST_SKIP 0x80000000
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WORD32 check_app_out_buf_size(dec_struct_t *ps_dec);
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/*!
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**************************************************************************
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* \if Function name : ih264d_form_pred_weight_matrix \endif
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*
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* \brief
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* Forms pred weight matrix.
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*
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* \return
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* None
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*
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**************************************************************************
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*/
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void ih264d_form_pred_weight_matrix(dec_struct_t *ps_dec)
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{
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dec_slice_params_t *ps_cur_slice;
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UWORD8 uc_num_ref_idx_l0_active, uc_num_ref_idx_l1_active;
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UWORD8 i, j;
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UWORD32 *pu4_mat_iwt_ofst;
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UWORD16 i2_idx;
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UWORD32 *pui32_weight_offset_l0, *pui32_weight_offset_l1;
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UWORD32 u4_temp;
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ps_cur_slice = ps_dec->ps_cur_slice;
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uc_num_ref_idx_l0_active = ps_cur_slice->u1_num_ref_idx_lx_active[0];
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uc_num_ref_idx_l1_active = ps_cur_slice->u1_num_ref_idx_lx_active[1];
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pu4_mat_iwt_ofst = ps_dec->pu4_wts_ofsts_mat;
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if(ps_cur_slice->u1_slice_type == B_SLICE)
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{
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for(i = 0; i < uc_num_ref_idx_l0_active; i++)
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{
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pui32_weight_offset_l0 = ps_cur_slice->u4_wt_ofst_lx[0][i];
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for(j = 0; j < uc_num_ref_idx_l1_active; j++)
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{
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pui32_weight_offset_l1 = ps_cur_slice->u4_wt_ofst_lx[1][j];
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i2_idx = i * uc_num_ref_idx_l0_active + j;
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i2_idx = X3(i2_idx);
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/* u4_temp = (pui32_weight_offset_l0[0] | (pui32_weight_offset_l1[0] << 16));
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pu4_mat_iwt_ofst[0] = u4_temp;
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u4_temp = (pui32_weight_offset_l0[1] | (pui32_weight_offset_l1[1] << 16));
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pu4_mat_iwt_ofst[1] = u4_temp;
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u4_temp = (pui32_weight_offset_l0[2] | (pui32_weight_offset_l1[2] << 16));
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pu4_mat_iwt_ofst[2] = u4_temp;
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pu4_mat_iwt_ofst += 3;*/
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pu4_mat_iwt_ofst[0] = pui32_weight_offset_l0[0];
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pu4_mat_iwt_ofst[1] = pui32_weight_offset_l1[0];
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pu4_mat_iwt_ofst[2] = pui32_weight_offset_l0[1];
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pu4_mat_iwt_ofst[3] = pui32_weight_offset_l1[1];
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pu4_mat_iwt_ofst[4] = pui32_weight_offset_l0[2];
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pu4_mat_iwt_ofst[5] = pui32_weight_offset_l1[2];
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pu4_mat_iwt_ofst += 6;
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}
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}
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}
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else
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{
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for(i = 0; i < uc_num_ref_idx_l0_active; i++)
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{
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pui32_weight_offset_l0 = ps_cur_slice->u4_wt_ofst_lx[0][i];
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i2_idx = X3(i);
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u4_temp = (UWORD32)pui32_weight_offset_l0[0];
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pu4_mat_iwt_ofst[0] = u4_temp;
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u4_temp = (UWORD32)pui32_weight_offset_l0[1];
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pu4_mat_iwt_ofst[2] = u4_temp;
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u4_temp = (UWORD32)pui32_weight_offset_l0[2];
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pu4_mat_iwt_ofst[4] = u4_temp;
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pu4_mat_iwt_ofst += 6;
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}
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}
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}
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/*!
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**************************************************************************
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* \if Function name : init_firstSliceParam \endif
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*
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* \brief
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* Initialize the Parameter required for all the slices for a picture
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*
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* \return : Nothing
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*
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**************************************************************************
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*/
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WORD32 ih264d_start_of_pic(dec_struct_t *ps_dec,
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WORD32 i4_poc,
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pocstruct_t *ps_temp_poc,
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UWORD16 u2_frame_num,
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dec_pic_params_t *ps_pps)
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{
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pocstruct_t *ps_prev_poc = &ps_dec->s_cur_pic_poc;
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pocstruct_t *ps_cur_poc = ps_temp_poc;
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pic_buffer_t *pic_buf;
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ivd_video_decode_op_t * ps_dec_output =
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(ivd_video_decode_op_t *)ps_dec->pv_dec_out;
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dec_slice_params_t *ps_cur_slice = ps_dec->ps_cur_slice;
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dec_seq_params_t *ps_seq = ps_pps->ps_sps;
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UWORD8 u1_bottom_field_flag = ps_cur_slice->u1_bottom_field_flag;
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UWORD8 u1_field_pic_flag = ps_cur_slice->u1_field_pic_flag;
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/* high profile related declarations */
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high_profile_tools_t s_high_profile;
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WORD32 ret;
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H264_MUTEX_LOCK(&ps_dec->process_disp_mutex);
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/* check output buffer size given by the application */
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if(check_app_out_buf_size(ps_dec) != IV_SUCCESS)
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return IVD_DISP_FRM_ZERO_OP_BUF_SIZE;
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ps_prev_poc->i4_pic_order_cnt_lsb = ps_cur_poc->i4_pic_order_cnt_lsb;
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ps_prev_poc->i4_pic_order_cnt_msb = ps_cur_poc->i4_pic_order_cnt_msb;
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ps_prev_poc->i4_delta_pic_order_cnt_bottom =
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ps_cur_poc->i4_delta_pic_order_cnt_bottom;
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ps_prev_poc->i4_delta_pic_order_cnt[0] =
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ps_cur_poc->i4_delta_pic_order_cnt[0];
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ps_prev_poc->i4_delta_pic_order_cnt[1] =
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ps_cur_poc->i4_delta_pic_order_cnt[1];
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ps_prev_poc->u1_bot_field = ps_dec->ps_cur_slice->u1_bottom_field_flag;
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ps_prev_poc->i4_prev_frame_num_ofst = ps_cur_poc->i4_prev_frame_num_ofst;
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ps_prev_poc->u2_frame_num = u2_frame_num;
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ps_dec->i1_prev_mb_qp_delta = 0;
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ps_dec->i1_next_ctxt_idx = 0;
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ps_dec->u4_nmb_deblk = 0;
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if(ps_dec->u4_num_cores == 1)
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ps_dec->u4_nmb_deblk = 1;
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if(ps_seq->u1_mb_aff_flag == 1)
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{
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ps_dec->u4_nmb_deblk = 0;
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if(ps_dec->u4_num_cores > 2)
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ps_dec->u4_num_cores = 2;
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}
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ps_dec->u4_use_intrapred_line_copy = 0;
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if (ps_seq->u1_mb_aff_flag == 0)
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{
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ps_dec->u4_use_intrapred_line_copy = 1;
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}
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ps_dec->u4_app_disable_deblk_frm = 0;
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/* If degrade is enabled, set the degrade flags appropriately */
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if(ps_dec->i4_degrade_type && ps_dec->i4_degrade_pics)
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{
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WORD32 degrade_pic;
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ps_dec->i4_degrade_pic_cnt++;
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degrade_pic = 0;
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/* If degrade is to be done in all frames, then do not check further */
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switch(ps_dec->i4_degrade_pics)
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{
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case 4:
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{
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degrade_pic = 1;
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break;
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}
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case 3:
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{
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if(ps_cur_slice->u1_slice_type != I_SLICE)
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degrade_pic = 1;
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break;
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}
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case 2:
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{
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/* If pic count hits non-degrade interval or it is an islice, then do not degrade */
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if((ps_cur_slice->u1_slice_type != I_SLICE)
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&& (ps_dec->i4_degrade_pic_cnt
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!= ps_dec->i4_nondegrade_interval))
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degrade_pic = 1;
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break;
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}
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case 1:
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{
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/* Check if the current picture is non-ref */
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if(0 == ps_cur_slice->u1_nal_ref_idc)
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{
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degrade_pic = 1;
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}
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break;
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}
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}
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if(degrade_pic)
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{
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if(ps_dec->i4_degrade_type & 0x2)
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ps_dec->u4_app_disable_deblk_frm = 1;
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/* MC degrading is done only for non-ref pictures */
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if(0 == ps_cur_slice->u1_nal_ref_idc)
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{
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if(ps_dec->i4_degrade_type & 0x4)
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ps_dec->i4_mv_frac_mask = 0;
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if(ps_dec->i4_degrade_type & 0x8)
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ps_dec->i4_mv_frac_mask = 0;
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}
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}
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else
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ps_dec->i4_degrade_pic_cnt = 0;
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}
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{
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dec_err_status_t * ps_err = ps_dec->ps_dec_err_status;
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if((ps_cur_slice->u1_slice_type == I_SLICE)
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|| (ps_cur_slice->u1_slice_type == SI_SLICE))
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ps_err->u1_cur_pic_type = PIC_TYPE_I;
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else
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ps_err->u1_cur_pic_type = PIC_TYPE_UNKNOWN;
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if(ps_err->u1_pic_aud_i == PIC_TYPE_I)
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{
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ps_err->u1_cur_pic_type = PIC_TYPE_I;
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ps_err->u1_pic_aud_i = PIC_TYPE_UNKNOWN;
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}
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if(ps_cur_slice->u1_nal_unit_type == IDR_SLICE_NAL)
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{
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if(ps_err->u1_err_flag)
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ih264d_reset_ref_bufs(ps_dec->ps_dpb_mgr);
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ps_err->u1_err_flag = ACCEPT_ALL_PICS;
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}
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}
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if(ps_dec->u1_init_dec_flag && ps_dec->s_prev_seq_params.u1_eoseq_pending)
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{
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/* Reset the decoder picture buffers */
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WORD32 j;
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for(j = 0; j < MAX_DISP_BUFS_NEW; j++)
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{
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ih264_buf_mgr_release((buf_mgr_t *)ps_dec->pv_pic_buf_mgr,
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j,
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BUF_MGR_REF);
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ih264_buf_mgr_release((buf_mgr_t *)ps_dec->pv_mv_buf_mgr,
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ps_dec->au1_pic_buf_id_mv_buf_id_map[j],
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BUF_MGR_REF);
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ih264_buf_mgr_release((buf_mgr_t *)ps_dec->pv_pic_buf_mgr,
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j,
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BUF_MGR_IO);
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}
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/* reset the decoder structure parameters related to buffer handling */
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ps_dec->u1_second_field = 0;
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ps_dec->i4_cur_display_seq = 0;
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/********************************************************************/
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/* indicate in the decoder output i4_status that some frames are being */
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/* dropped, so that it resets timestamp and wait for a new sequence */
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/********************************************************************/
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ps_dec->s_prev_seq_params.u1_eoseq_pending = 0;
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}
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ret = ih264d_init_pic(ps_dec, u2_frame_num, i4_poc, ps_pps);
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if(ret != OK)
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return ret;
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ps_dec->pv_parse_tu_coeff_data = ps_dec->pv_pic_tu_coeff_data;
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ps_dec->pv_proc_tu_coeff_data = ps_dec->pv_pic_tu_coeff_data;
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ps_dec->ps_nmb_info = ps_dec->ps_frm_mb_info;
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if(ps_dec->u1_separate_parse)
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{
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UWORD16 pic_wd;
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UWORD16 pic_ht;
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UWORD32 num_mbs;
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pic_wd = ps_dec->u2_pic_wd;
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pic_ht = ps_dec->u2_pic_ht;
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num_mbs = (pic_wd * pic_ht) >> 8;
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if(ps_dec->pu1_dec_mb_map)
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{
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memset((void *)ps_dec->pu1_dec_mb_map, 0, num_mbs);
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}
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if(ps_dec->pu1_recon_mb_map)
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{
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memset((void *)ps_dec->pu1_recon_mb_map, 0, num_mbs);
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}
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if(ps_dec->pu2_slice_num_map)
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{
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memset((void *)ps_dec->pu2_slice_num_map, 0,
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(num_mbs * sizeof(UWORD16)));
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}
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}
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ps_dec->ps_parse_cur_slice = &(ps_dec->ps_dec_slice_buf[0]);
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ps_dec->ps_decode_cur_slice = &(ps_dec->ps_dec_slice_buf[0]);
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ps_dec->ps_computebs_cur_slice = &(ps_dec->ps_dec_slice_buf[0]);
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ps_dec->u2_cur_slice_num = 0;
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/* Initialize all the HP toolsets to zero */
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ps_dec->s_high_profile.u1_scaling_present = 0;
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ps_dec->s_high_profile.u1_transform8x8_present = 0;
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/* Get Next Free Picture */
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if(1 == ps_dec->u4_share_disp_buf)
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{
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UWORD32 i;
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/* Free any buffer that is in the queue to be freed */
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for(i = 0; i < MAX_DISP_BUFS_NEW; i++)
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{
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if(0 == ps_dec->u4_disp_buf_to_be_freed[i])
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continue;
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ih264_buf_mgr_release((buf_mgr_t *)ps_dec->pv_pic_buf_mgr, i,
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BUF_MGR_IO);
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ps_dec->u4_disp_buf_to_be_freed[i] = 0;
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ps_dec->u4_disp_buf_mapping[i] = 0;
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}
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}
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if(!(u1_field_pic_flag && 0 != ps_dec->u1_top_bottom_decoded)) //ps_dec->u1_second_field))
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{
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pic_buffer_t *ps_cur_pic;
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WORD32 cur_pic_buf_id, cur_mv_buf_id;
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col_mv_buf_t *ps_col_mv;
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while(1)
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{
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ps_cur_pic = (pic_buffer_t *)ih264_buf_mgr_get_next_free(
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(buf_mgr_t *)ps_dec->pv_pic_buf_mgr,
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&cur_pic_buf_id);
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if(ps_cur_pic == NULL)
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{
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ps_dec->i4_error_code = ERROR_UNAVAIL_PICBUF_T;
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return ERROR_UNAVAIL_PICBUF_T;
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}
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if(0 == ps_dec->u4_disp_buf_mapping[cur_pic_buf_id])
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{
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break;
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}
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}
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ps_col_mv = (col_mv_buf_t *)ih264_buf_mgr_get_next_free((buf_mgr_t *)ps_dec->pv_mv_buf_mgr,
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&cur_mv_buf_id);
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if(ps_col_mv == NULL)
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{
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ps_dec->i4_error_code = ERROR_UNAVAIL_MVBUF_T;
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return ERROR_UNAVAIL_MVBUF_T;
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}
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ps_dec->ps_cur_pic = ps_cur_pic;
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ps_dec->u1_pic_buf_id = cur_pic_buf_id;
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ps_cur_pic->u4_ts = ps_dec->u4_ts;
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memcpy(&ps_cur_pic->s_sei_pic, ps_dec->ps_sei, sizeof(sei));
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ps_cur_pic->u1_mv_buf_id = cur_mv_buf_id;
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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;
|
|
|
|
{
|
|
/*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*/
|
|
ps_dec->ps_ref_pic_buf_lx[0] = ps_dec->ps_dpb_mgr->ps_init_dpb[0];
|
|
ps_dec->ps_ref_pic_buf_lx[1] = ps_dec->ps_dpb_mgr->ps_init_dpb[1];
|
|
*(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;
|
|
*(ps_dec->ps_dpb_mgr->ps_init_dpb[1][0]) = *ps_cur_pic;
|
|
/* Initialize for field reference as well */
|
|
*(ps_dec->ps_dpb_mgr->ps_init_dpb[1][MAX_REF_BUFS]) = *ps_cur_pic;
|
|
*(ps_dec->ps_dpb_mgr->ps_mod_dpb[1][0]) = *ps_cur_pic;
|
|
/* 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");
|
|
}
|
|
else
|
|
{
|
|
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;
|
|
ps_dec->ps_cur_pic->i4_top_field_order_cnt = ps_pps->i4_top_field_order_cnt;
|
|
ps_dec->ps_cur_pic->i4_bottom_field_order_cnt =
|
|
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)
|
|
{
|
|
WORD32 i4_temp_poc;
|
|
WORD32 i4_top_field_order_poc, i4_bot_field_order_poc;
|
|
/* Point to odd lines, since it's bottom field */
|
|
ps_dec->s_cur_pic.pu1_buf1 += ps_dec->s_cur_pic.u2_frm_wd_y;
|
|
ps_dec->s_cur_pic.pu1_buf2 += ps_dec->s_cur_pic.u2_frm_wd_uv;
|
|
ps_dec->s_cur_pic.pu1_buf3 += ps_dec->s_cur_pic.u2_frm_wd_uv;
|
|
ps_dec->s_cur_pic.ps_mv +=
|
|
((ps_dec->u2_pic_ht * ps_dec->u2_pic_wd) >> 5);
|
|
ps_dec->s_cur_pic.pu1_col_zero_flag += ((ps_dec->u2_pic_ht
|
|
* ps_dec->u2_pic_wd) >> 5);
|
|
ps_dec->ps_cur_pic->u1_picturetype |= BOT_FLD;
|
|
i4_top_field_order_poc = ps_dec->ps_cur_pic->i4_top_field_order_cnt;
|
|
i4_bot_field_order_poc = ps_dec->ps_cur_pic->i4_bottom_field_order_cnt;
|
|
i4_temp_poc = MIN(i4_top_field_order_poc,
|
|
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;
|
|
ps_dec->ps_top_mb_row = ps_dec->ps_nbr_mb_row;
|
|
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];
|
|
/* CHANGED CODE */
|
|
ps_dec->u1_mv_top_p = 0;
|
|
ps_dec->u1_mb_idx = 0;
|
|
/* CHANGED CODE */
|
|
ps_dec->ps_mv_left = ps_dec->s_cur_pic.ps_mv;
|
|
ps_dec->u2_total_mbs_coded = 0;
|
|
ps_dec->i4_submb_ofst = -(SUB_BLK_SIZE);
|
|
ps_dec->u4_pred_info_idx = 0;
|
|
ps_dec->u4_pred_info_pkd_idx = 0;
|
|
ps_dec->u4_dma_buf_idx = 0;
|
|
ps_dec->ps_mv = ps_dec->s_cur_pic.ps_mv;
|
|
ps_dec->ps_mv_bank_cur = ps_dec->s_cur_pic.ps_mv;
|
|
ps_dec->pu1_col_zero_flag = ps_dec->s_cur_pic.pu1_col_zero_flag;
|
|
ps_dec->ps_part = ps_dec->ps_parse_part_params;
|
|
ps_dec->i2_prev_slice_mbx = -1;
|
|
ps_dec->i2_prev_slice_mby = 0;
|
|
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 */
|
|
{
|
|
if(ps_cur_slice->u1_mbaff_frame_flag)
|
|
{
|
|
ps_dec->pf_compute_bs = ih264d_compute_bs_mbaff;
|
|
ps_dec->pf_mvpred = ih264d_mvpred_mbaff;
|
|
}
|
|
else
|
|
{
|
|
ps_dec->pf_compute_bs = ih264d_compute_bs_non_mbaff;
|
|
ps_dec->u1_cur_mb_fld_dec_flag = ps_cur_slice->u1_field_pic_flag;
|
|
}
|
|
}
|
|
/* 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 =
|
|
(uc_lastmbs ? (uc_lastmbs << 4) : ((ps_dec->u1_recon_mb_grp
|
|
>> u1_mbaff) << 4));
|
|
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)
|
|
+ ps_dec->s_tran_addrecon.u2_frm_wd_y
|
|
* ((15 << u1_mbaff) + u1_mbaff));
|
|
ps_dec->s_tran_addrecon.u4_inc_uv[1] = (ui16_lastmbs_widthUV
|
|
+ (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);
|
|
ps_dec->s_tran_addrecon.u2_mv_top_left_inc = (ps_dec->u1_recon_mb_grp
|
|
<< 2) - 1 - (u1_mbaff << 2);
|
|
ps_dec->s_tran_addrecon.u2_mv_left_inc = ((ps_dec->u1_recon_mb_grp
|
|
>> u1_mbaff) - 1) << (4 + u1_mbaff);
|
|
}
|
|
/**********************************************************************/
|
|
/* High profile related initialization at pictrue level */
|
|
/**********************************************************************/
|
|
if(ps_seq->u1_profile_idc == HIGH_PROFILE_IDC)
|
|
{
|
|
if((ps_seq->i4_seq_scaling_matrix_present_flag)
|
|
|| (ps_pps->i4_pic_scaling_matrix_present_flag))
|
|
{
|
|
ret = ih264d_form_scaling_matrix_picture(ps_seq, ps_pps, ps_dec);
|
|
ps_dec->s_high_profile.u1_scaling_present = 1;
|
|
}
|
|
else
|
|
{
|
|
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;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
ret = ih264d_form_default_scaling_matrix(ps_dec);
|
|
}
|
|
|
|
if(ret != OK)
|
|
return ret;
|
|
|
|
/* required while reading the transform_size_8x8 u4_flag */
|
|
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)
|
|
{
|
|
memcpy(&ps_dec->s_tran_addrecon_parse, &ps_dec->s_tran_addrecon,
|
|
sizeof(tfr_ctxt_t));
|
|
if(ps_dec->u4_num_cores >= 3 && ps_dec->i1_recon_in_thread3_flag)
|
|
{
|
|
memcpy(&ps_dec->s_tran_iprecon, &ps_dec->s_tran_addrecon,
|
|
sizeof(tfr_ctxt_t));
|
|
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;
|
|
}
|
|
|
|
/*!
|
|
**************************************************************************
|
|
* \if Function name : ih264d_deblock_display \endif
|
|
*
|
|
* \brief : The function callls the deblocking routine and manages
|
|
: the Recon buffers and displays .
|
|
* \return : Nothing
|
|
*
|
|
**************************************************************************
|
|
*/
|
|
WORD32 ih264d_end_of_pic_dispbuf_mgr(dec_struct_t * ps_dec)
|
|
{
|
|
dec_slice_params_t *ps_cur_slice = ps_dec->ps_cur_slice;
|
|
UWORD8 u1_num_of_users = 0;
|
|
WORD32 ret;
|
|
|
|
H264_MUTEX_LOCK(&ps_dec->process_disp_mutex);
|
|
if(1)
|
|
{
|
|
|
|
{
|
|
ih264d_delete_nonref_nondisplay_pics(ps_dec->ps_dpb_mgr);
|
|
if(ps_cur_slice->u1_mmco_equalto5
|
|
|| (ps_cur_slice->u1_nal_unit_type == IDR_SLICE_NAL))
|
|
{
|
|
ps_dec->ps_cur_pic->i4_poc = 0;
|
|
if(ps_dec->u2_total_mbs_coded
|
|
== (ps_dec->ps_cur_sps->u2_max_mb_addr + 1))
|
|
ih264d_reset_ref_bufs(ps_dec->ps_dpb_mgr);
|
|
ih264d_release_display_bufs(ps_dec);
|
|
}
|
|
if(IVD_DECODE_FRAME_OUT != ps_dec->e_frm_out_mode)
|
|
{
|
|
ret = ih264d_assign_display_seq(ps_dec);
|
|
if(ret != OK)
|
|
return ret;
|
|
}
|
|
}
|
|
|
|
if(ps_cur_slice->u1_nal_ref_idc)
|
|
{
|
|
/* Mark pic buf as needed for reference */
|
|
ih264_buf_mgr_set_status((buf_mgr_t *)ps_dec->pv_pic_buf_mgr,
|
|
ps_dec->u1_pic_buf_id,
|
|
BUF_MGR_REF);
|
|
/* Mark mv buf as needed for reference */
|
|
ih264_buf_mgr_set_status((buf_mgr_t *)ps_dec->pv_mv_buf_mgr,
|
|
ps_dec->au1_pic_buf_id_mv_buf_id_map[ps_dec->u1_pic_buf_id],
|
|
BUF_MGR_REF);
|
|
ps_dec->au1_pic_buf_ref_flag[ps_dec->u1_pic_buf_id] = 1;
|
|
}
|
|
|
|
/* 420 consumer */
|
|
/* Increment the number of users by 1 for display based upon */
|
|
/*the SEEK KEY FRAME control sent to decoder */
|
|
if(((0 == ps_dec->u1_last_pic_not_decoded)
|
|
&& (0
|
|
== (ps_dec->ps_cur_pic->u4_pack_slc_typ
|
|
& ps_dec->u4_skip_frm_mask)))
|
|
|| (ps_cur_slice->u1_nal_unit_type == IDR_SLICE_NAL))
|
|
{
|
|
/* Mark pic buf as needed for display */
|
|
ih264_buf_mgr_set_status((buf_mgr_t *)ps_dec->pv_pic_buf_mgr,
|
|
ps_dec->u1_pic_buf_id,
|
|
BUF_MGR_IO);
|
|
|
|
}
|
|
|
|
if(!ps_cur_slice->u1_field_pic_flag
|
|
|| ((TOP_FIELD_ONLY | BOT_FIELD_ONLY)
|
|
!= ps_dec->u1_top_bottom_decoded))
|
|
{
|
|
pic_buffer_t *ps_cur_pic = ps_dec->ps_cur_pic;
|
|
ps_cur_pic->u2_disp_width = ps_dec->u2_disp_width;
|
|
ps_cur_pic->u2_disp_height = ps_dec->u2_disp_height >> 1;
|
|
|
|
ps_cur_pic->u2_crop_offset_y = ps_dec->u2_crop_offset_y;
|
|
ps_cur_pic->u2_crop_offset_uv = ps_dec->u2_crop_offset_uv;
|
|
ps_cur_pic->u1_pic_type = 0;
|
|
{
|
|
WORD64 i8_display_poc;
|
|
i8_display_poc = (WORD64)ps_dec->i4_prev_max_display_seq +
|
|
ps_dec->ps_cur_pic->i4_poc;
|
|
if(IS_OUT_OF_RANGE_S32(i8_display_poc))
|
|
{
|
|
ps_dec->i4_prev_max_display_seq = 0;
|
|
}
|
|
}
|
|
ret = ih264d_insert_pic_in_display_list(
|
|
ps_dec->ps_dpb_mgr,
|
|
ps_dec->u1_pic_buf_id,
|
|
ps_dec->i4_prev_max_display_seq
|
|
+ ps_dec->ps_cur_pic->i4_poc,
|
|
ps_dec->ps_cur_pic->i4_frame_num);
|
|
if(ret != OK)
|
|
return ret;
|
|
|
|
{
|
|
ivd_video_decode_op_t * ps_dec_output =
|
|
(ivd_video_decode_op_t *)ps_dec->pv_dec_out;
|
|
|
|
ps_dec_output->u4_frame_decoded_flag = 1;
|
|
}
|
|
if(ps_dec->au1_pic_buf_ref_flag[ps_dec->u1_pic_buf_id] == 0)
|
|
{
|
|
ih264_buf_mgr_release((buf_mgr_t *)ps_dec->pv_mv_buf_mgr,
|
|
ps_dec->au1_pic_buf_id_mv_buf_id_map[ps_dec->u1_pic_buf_id],
|
|
BUF_MGR_REF);
|
|
ps_dec->au1_pic_buf_ref_flag[ps_dec->u1_pic_buf_id] = 0;
|
|
|
|
}
|
|
}
|
|
else
|
|
{
|
|
H264_DEC_DEBUG_PRINT("pic not inserted display %d %d\n",
|
|
ps_cur_slice->u1_field_pic_flag,
|
|
ps_dec->u1_second_field);
|
|
}
|
|
|
|
if(!ps_cur_slice->u1_field_pic_flag
|
|
|| ((TOP_FIELD_ONLY | BOT_FIELD_ONLY)
|
|
== ps_dec->u1_top_bottom_decoded))
|
|
{
|
|
if(IVD_DECODE_FRAME_OUT == ps_dec->e_frm_out_mode)
|
|
{
|
|
ret = ih264d_assign_display_seq(ps_dec);
|
|
if(ret != OK)
|
|
return ret;
|
|
}
|
|
}
|
|
}
|
|
|
|
H264_MUTEX_UNLOCK(&ps_dec->process_disp_mutex);
|
|
|
|
return OK;
|
|
}
|
|
|
|
void ih264d_err_pic_dispbuf_mgr(dec_struct_t *ps_dec)
|
|
{
|
|
dec_slice_params_t *ps_cur_slice = ps_dec->ps_cur_slice;
|
|
ivd_video_decode_op_t * ps_dec_output =
|
|
(ivd_video_decode_op_t *)ps_dec->pv_dec_out;
|
|
|
|
ih264_buf_mgr_release((buf_mgr_t *)ps_dec->pv_pic_buf_mgr,
|
|
ps_dec->u1_pic_buf_id,
|
|
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[ps_dec->u1_pic_buf_id],
|
|
BUF_MGR_REF);
|
|
ih264_buf_mgr_release((buf_mgr_t *)ps_dec->pv_pic_buf_mgr,
|
|
ps_dec->u1_pic_buf_id,
|
|
BUF_MGR_IO);
|
|
}
|
|
|
|
void ih264d_deblock_picture(void *ptr)
|
|
{
|
|
dec_struct_t *ps_dec = (dec_struct_t *)ptr;
|
|
|
|
{
|
|
/*Deblock picture only if all the mb's in the frame have been decoded*/
|
|
if(ps_dec->u1_pic_decode_done == 1)
|
|
{
|
|
if(ps_dec->ps_cur_slice->u1_mbaff_frame_flag
|
|
|| ps_dec->ps_cur_slice->u1_field_pic_flag)
|
|
{
|
|
ps_dec->p_DeblockPicture[ps_dec->ps_cur_slice->u1_mbaff_frame_flag](
|
|
ps_dec);
|
|
}
|
|
else
|
|
|
|
{
|
|
|
|
ih264d_deblock_picture_progressive(ps_dec);
|
|
}
|
|
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
/*!
|
|
**************************************************************************
|
|
* \if Function name : ih264d_deblock_display \endif
|
|
*
|
|
* \brief : The function callls the deblocking routine and manages
|
|
: the Recon buffers and displays .
|
|
* \return : Nothing
|
|
*
|
|
**************************************************************************
|
|
*/
|
|
WORD32 ih264d_deblock_display(dec_struct_t *ps_dec)
|
|
{
|
|
WORD32 ret;
|
|
/* Call deblocking */
|
|
ih264d_deblock_picture(ps_dec);
|
|
|
|
ret = ih264d_end_of_pic_dispbuf_mgr(ps_dec);
|
|
if(ret != OK)
|
|
return ret;
|
|
|
|
return OK;
|
|
}
|
|
|
|
/*
|
|
*!
|
|
**************************************************************************
|
|
* \if Function name : EndofPoc \endif
|
|
*
|
|
* \brief
|
|
* EndofPoc Processing
|
|
*
|
|
* \return
|
|
* 0 on Success and Error code otherwise
|
|
**************************************************************************
|
|
*/
|
|
|
|
WORD32 ih264d_end_of_pic(dec_struct_t *ps_dec)
|
|
{
|
|
dec_slice_params_t *ps_cur_slice = ps_dec->ps_cur_slice;
|
|
WORD32 ret;
|
|
|
|
{
|
|
dec_err_status_t * ps_err = ps_dec->ps_dec_err_status;
|
|
if(ps_err->u1_err_flag & REJECT_CUR_PIC)
|
|
{
|
|
ih264d_err_pic_dispbuf_mgr(ps_dec);
|
|
return ERROR_NEW_FRAME_EXPECTED;
|
|
}
|
|
}
|
|
|
|
H264_MUTEX_LOCK(&ps_dec->process_disp_mutex);
|
|
ret = ih264d_end_of_pic_processing(ps_dec);
|
|
if(ret != OK)
|
|
return ret;
|
|
/*--------------------------------------------------------------------*/
|
|
/* ih264d_decode_pic_order_cnt - calculate the Pic Order Cnt */
|
|
/* Needed to detect end of picture */
|
|
/*--------------------------------------------------------------------*/
|
|
|
|
H264_MUTEX_UNLOCK(&ps_dec->process_disp_mutex);
|
|
|
|
return OK;
|
|
}
|
|
|
|
|
|
/*!
|
|
**************************************************************************
|
|
* \if Function name : ih264d_fix_error_in_dpb \endif
|
|
*
|
|
* \brief
|
|
* fix error in DPB
|
|
*
|
|
* \return
|
|
* Number of node(s) deleted
|
|
**************************************************************************
|
|
*/
|
|
|
|
WORD32 ih264d_fix_error_in_dpb(dec_struct_t *ps_dec)
|
|
{
|
|
/*--------------------------------------------------------------------*/
|
|
/* If there is common node in lt_list and st_list then delete it from */
|
|
/* st_list */
|
|
/*--------------------------------------------------------------------*/
|
|
UWORD8 no_of_nodes_deleted = 0;
|
|
UWORD8 lt_ref_num = ps_dec->ps_dpb_mgr->u1_num_lt_ref_bufs;
|
|
struct dpb_info_t *ps_lt_curr_dpb = ps_dec->ps_dpb_mgr->ps_dpb_ht_head;
|
|
while(lt_ref_num && ps_lt_curr_dpb)
|
|
{
|
|
if(ps_dec->ps_dpb_mgr->ps_dpb_st_head
|
|
&& ((ps_lt_curr_dpb->s_bot_field.u1_reference_info
|
|
| ps_lt_curr_dpb->s_top_field.u1_reference_info)
|
|
== (IS_SHORT_TERM | IS_LONG_TERM)))
|
|
{
|
|
struct dpb_info_t *ps_st_next_dpb = ps_dec->ps_dpb_mgr->ps_dpb_st_head;
|
|
struct dpb_info_t *ps_st_curr_dpb = ps_dec->ps_dpb_mgr->ps_dpb_st_head;
|
|
UWORD8 st_ref_num = ps_dec->ps_dpb_mgr->u1_num_st_ref_bufs;
|
|
while(st_ref_num && ps_st_curr_dpb)
|
|
{
|
|
if(ps_st_curr_dpb == ps_lt_curr_dpb)
|
|
{
|
|
if(st_ref_num == ps_dec->ps_dpb_mgr->u1_num_st_ref_bufs)
|
|
{
|
|
ps_dec->ps_dpb_mgr->ps_dpb_st_head =
|
|
ps_dec->ps_dpb_mgr->ps_dpb_st_head->ps_prev_short;
|
|
ps_st_curr_dpb = ps_dec->ps_dpb_mgr->ps_dpb_st_head;
|
|
}
|
|
else
|
|
{
|
|
ps_st_next_dpb->ps_prev_short = ps_st_curr_dpb->ps_prev_short;
|
|
}
|
|
ps_dec->ps_dpb_mgr->u1_num_st_ref_bufs--;
|
|
no_of_nodes_deleted++;
|
|
break;
|
|
}
|
|
ps_st_next_dpb = ps_st_curr_dpb;
|
|
ps_st_curr_dpb = ps_st_curr_dpb->ps_prev_short;
|
|
st_ref_num--;
|
|
}
|
|
}
|
|
ps_lt_curr_dpb = ps_lt_curr_dpb->ps_prev_long;
|
|
lt_ref_num--;
|
|
}
|
|
return no_of_nodes_deleted;
|
|
}
|
|
|
|
|
|
/*!
|
|
**************************************************************************
|
|
* \if Function name : DecodeSlice \endif
|
|
*
|
|
* \brief
|
|
* Parses a slice
|
|
*
|
|
* \return
|
|
* 0 on Success and Error code otherwise
|
|
**************************************************************************
|
|
*/
|
|
|
|
WORD32 ih264d_parse_decode_slice(UWORD8 u1_is_idr_slice,
|
|
UWORD8 u1_nal_ref_idc,
|
|
dec_struct_t *ps_dec /* Decoder parameters */
|
|
)
|
|
{
|
|
dec_bit_stream_t * ps_bitstrm = ps_dec->ps_bitstrm;
|
|
dec_pic_params_t *ps_pps;
|
|
dec_seq_params_t *ps_seq;
|
|
dec_slice_params_t *ps_cur_slice = ps_dec->ps_cur_slice;
|
|
pocstruct_t s_tmp_poc = {0};
|
|
WORD32 i_delta_poc[2];
|
|
WORD32 i4_poc = 0;
|
|
UWORD16 u2_first_mb_in_slice, u2_frame_num;
|
|
UWORD8 u1_field_pic_flag, u1_redundant_pic_cnt = 0, u1_slice_type;
|
|
UWORD32 u4_idr_pic_id = 0;
|
|
UWORD8 u1_bottom_field_flag, u1_pic_order_cnt_type;
|
|
|
|
UWORD8 u1_nal_unit_type;
|
|
UWORD32 *pu4_bitstrm_buf = ps_bitstrm->pu4_buffer;
|
|
UWORD32 *pu4_bitstrm_ofst = &ps_bitstrm->u4_ofst;
|
|
WORD8 i1_is_end_of_poc;
|
|
|
|
WORD32 ret, end_of_frame;
|
|
WORD32 prev_slice_err, num_mb_skipped;
|
|
UWORD8 u1_mbaff;
|
|
pocstruct_t *ps_cur_poc;
|
|
|
|
UWORD32 u4_temp;
|
|
WORD32 i_temp;
|
|
UWORD32 u4_call_end_of_pic = 0;
|
|
|
|
/* read FirstMbInSlice and slice type*/
|
|
ps_dec->ps_dpb_cmds->u1_dpb_commands_read_slc = 0;
|
|
u2_first_mb_in_slice = ih264d_uev(pu4_bitstrm_ofst,
|
|
pu4_bitstrm_buf);
|
|
if(u2_first_mb_in_slice
|
|
>= (ps_dec->u2_frm_ht_in_mbs * ps_dec->u2_frm_wd_in_mbs))
|
|
{
|
|
|
|
return ERROR_CORRUPTED_SLICE;
|
|
}
|
|
|
|
/*we currently don not support ASO*/
|
|
if(((u2_first_mb_in_slice << ps_cur_slice->u1_mbaff_frame_flag)
|
|
<= ps_dec->u2_cur_mb_addr) && (ps_dec->u4_first_slice_in_pic == 0))
|
|
{
|
|
return ERROR_CORRUPTED_SLICE;
|
|
}
|
|
|
|
COPYTHECONTEXT("SH: first_mb_in_slice",u2_first_mb_in_slice);
|
|
|
|
u4_temp = ih264d_uev(pu4_bitstrm_ofst, pu4_bitstrm_buf);
|
|
|
|
if(u4_temp > 9)
|
|
return ERROR_INV_SLC_TYPE_T;
|
|
|
|
u1_slice_type = u4_temp;
|
|
COPYTHECONTEXT("SH: slice_type",(u1_slice_type));
|
|
/* Find Out the Slice Type is 5 to 9 or not then Set the Flag */
|
|
/* u1_sl_typ_5_9 = 1 .Which tells that all the slices in the Pic*/
|
|
/* will be of same type of current */
|
|
if(u1_slice_type > 4)
|
|
{
|
|
u1_slice_type -= 5;
|
|
}
|
|
|
|
u4_temp = ih264d_uev(pu4_bitstrm_ofst, pu4_bitstrm_buf);
|
|
if(u4_temp & MASK_ERR_PIC_SET_ID)
|
|
return ERROR_INV_SLICE_HDR_T;
|
|
/* discard slice if pic param is invalid */
|
|
COPYTHECONTEXT("SH: pic_parameter_set_id", u4_temp);
|
|
ps_pps = &ps_dec->ps_pps[u4_temp];
|
|
if(FALSE == ps_pps->u1_is_valid)
|
|
{
|
|
return ERROR_INV_SLICE_HDR_T;
|
|
}
|
|
ps_seq = ps_pps->ps_sps;
|
|
if(!ps_seq)
|
|
return ERROR_INV_SLICE_HDR_T;
|
|
if(FALSE == ps_seq->u1_is_valid)
|
|
return ERROR_INV_SLICE_HDR_T;
|
|
|
|
/* Get the frame num */
|
|
u2_frame_num = ih264d_get_bits_h264(ps_bitstrm,
|
|
ps_seq->u1_bits_in_frm_num);
|
|
// H264_DEC_DEBUG_PRINT("FRAME %d First MB in slice: %d\n", u2_frame_num, u2_first_mb_in_slice);
|
|
|
|
COPYTHECONTEXT("SH: frame_num", u2_frame_num);
|
|
// H264_DEC_DEBUG_PRINT("Second field: %d frame num: %d prv_frame_num: %d \n", ps_dec->u1_second_field, u2_frame_num, ps_dec->u2_prv_frame_num);
|
|
if(!ps_dec->u1_first_slice_in_stream && ps_dec->u4_first_slice_in_pic)
|
|
{
|
|
pocstruct_t *ps_prev_poc = &ps_dec->s_prev_pic_poc;
|
|
pocstruct_t *ps_cur_poc = &ps_dec->s_cur_pic_poc;
|
|
|
|
ps_dec->u2_mbx = 0xffff;
|
|
ps_dec->u2_mby = 0;
|
|
|
|
if((0 == u1_is_idr_slice) && ps_cur_slice->u1_nal_ref_idc)
|
|
ps_dec->u2_prev_ref_frame_num = ps_cur_slice->u2_frame_num;
|
|
|
|
if(u1_is_idr_slice || ps_cur_slice->u1_mmco_equalto5)
|
|
ps_dec->u2_prev_ref_frame_num = 0;
|
|
|
|
if(ps_dec->ps_cur_sps->u1_gaps_in_frame_num_value_allowed_flag)
|
|
{
|
|
ih264d_decode_gaps_in_frame_num(ps_dec, u2_frame_num);
|
|
}
|
|
|
|
ps_prev_poc->i4_prev_frame_num_ofst = ps_cur_poc->i4_prev_frame_num_ofst;
|
|
ps_prev_poc->u2_frame_num = ps_cur_poc->u2_frame_num;
|
|
ps_prev_poc->u1_mmco_equalto5 = ps_cur_slice->u1_mmco_equalto5;
|
|
if(ps_cur_slice->u1_nal_ref_idc)
|
|
{
|
|
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 =
|
|
ps_cur_poc->i4_delta_pic_order_cnt_bottom;
|
|
ps_prev_poc->i4_delta_pic_order_cnt[0] =
|
|
ps_cur_poc->i4_delta_pic_order_cnt[0];
|
|
ps_prev_poc->i4_delta_pic_order_cnt[1] =
|
|
ps_cur_poc->i4_delta_pic_order_cnt[1];
|
|
ps_prev_poc->u1_bot_field = ps_cur_poc->u1_bot_field;
|
|
}
|
|
|
|
ps_dec->u2_total_mbs_coded = 0;
|
|
}
|
|
/* Get the field related flags */
|
|
if(!ps_seq->u1_frame_mbs_only_flag)
|
|
{
|
|
|
|
u1_field_pic_flag = ih264d_get_bit_h264(ps_bitstrm);
|
|
COPYTHECONTEXT("SH: field_pic_flag", u1_field_pic_flag);
|
|
u1_bottom_field_flag = 0;
|
|
|
|
if(u1_field_pic_flag)
|
|
{
|
|
ps_dec->pu1_inv_scan = (UWORD8 *)gau1_ih264d_inv_scan_fld;
|
|
u1_bottom_field_flag = ih264d_get_bit_h264(ps_bitstrm);
|
|
COPYTHECONTEXT("SH: bottom_field_flag", u1_bottom_field_flag);
|
|
|
|
}
|
|
else
|
|
{
|
|
ps_dec->pu1_inv_scan = (UWORD8 *)gau1_ih264d_inv_scan;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
u1_field_pic_flag = 0;
|
|
u1_bottom_field_flag = 0;
|
|
|
|
ps_dec->pu1_inv_scan = (UWORD8 *)gau1_ih264d_inv_scan;
|
|
}
|
|
|
|
u1_nal_unit_type = SLICE_NAL;
|
|
if(u1_is_idr_slice)
|
|
{
|
|
u1_nal_unit_type = IDR_SLICE_NAL;
|
|
u4_idr_pic_id = ih264d_uev(pu4_bitstrm_ofst,
|
|
pu4_bitstrm_buf);
|
|
if(u4_idr_pic_id > 65535)
|
|
return ERROR_INV_SLICE_HDR_T;
|
|
COPYTHECONTEXT("SH: ", u4_idr_pic_id);
|
|
}
|
|
|
|
/* read delta pic order count information*/
|
|
i_delta_poc[0] = i_delta_poc[1] = 0;
|
|
s_tmp_poc.i4_pic_order_cnt_lsb = 0;
|
|
s_tmp_poc.i4_delta_pic_order_cnt_bottom = 0;
|
|
u1_pic_order_cnt_type = ps_seq->u1_pic_order_cnt_type;
|
|
if(u1_pic_order_cnt_type == 0)
|
|
{
|
|
i_temp = ih264d_get_bits_h264(
|
|
ps_bitstrm,
|
|
ps_seq->u1_log2_max_pic_order_cnt_lsb_minus);
|
|
if(i_temp < 0 || i_temp >= ps_seq->i4_max_pic_order_cntLsb)
|
|
return ERROR_INV_SLICE_HDR_T;
|
|
s_tmp_poc.i4_pic_order_cnt_lsb = i_temp;
|
|
COPYTHECONTEXT("SH: pic_order_cnt_lsb", s_tmp_poc.i4_pic_order_cnt_lsb);
|
|
|
|
if((ps_pps->u1_pic_order_present_flag == 1) && (!u1_field_pic_flag))
|
|
{
|
|
s_tmp_poc.i4_delta_pic_order_cnt_bottom = ih264d_sev(
|
|
pu4_bitstrm_ofst, pu4_bitstrm_buf);
|
|
//if(s_tmp_poc.i4_delta_pic_order_cnt_bottom > ps_seq->i4_max_pic_order_cntLsb)
|
|
COPYTHECONTEXT("SH: delta_pic_order_cnt_bottom",
|
|
s_tmp_poc.i4_delta_pic_order_cnt_bottom);
|
|
}
|
|
}
|
|
|
|
s_tmp_poc.i4_delta_pic_order_cnt[0] = 0;
|
|
s_tmp_poc.i4_delta_pic_order_cnt[1] = 0;
|
|
if(u1_pic_order_cnt_type == 1
|
|
&& (!ps_seq->u1_delta_pic_order_always_zero_flag))
|
|
{
|
|
s_tmp_poc.i4_delta_pic_order_cnt[0] = ih264d_sev(pu4_bitstrm_ofst,
|
|
pu4_bitstrm_buf);
|
|
COPYTHECONTEXT("SH: delta_pic_order_cnt[0]",
|
|
s_tmp_poc.i4_delta_pic_order_cnt[0]);
|
|
|
|
if(ps_pps->u1_pic_order_present_flag && !u1_field_pic_flag)
|
|
{
|
|
s_tmp_poc.i4_delta_pic_order_cnt[1] = ih264d_sev(
|
|
pu4_bitstrm_ofst, pu4_bitstrm_buf);
|
|
COPYTHECONTEXT("SH: delta_pic_order_cnt[1]",
|
|
s_tmp_poc.i4_delta_pic_order_cnt[1]);
|
|
}
|
|
}
|
|
|
|
if(ps_pps->u1_redundant_pic_cnt_present_flag)
|
|
{
|
|
u4_temp = ih264d_uev(pu4_bitstrm_ofst, pu4_bitstrm_buf);
|
|
if(u4_temp > MAX_REDUNDANT_PIC_CNT)
|
|
return ERROR_INV_SLICE_HDR_T;
|
|
u1_redundant_pic_cnt = u4_temp;
|
|
COPYTHECONTEXT("SH: redundant_pic_cnt", u1_redundant_pic_cnt);
|
|
}
|
|
|
|
/*--------------------------------------------------------------------*/
|
|
/* Check if the slice is part of new picture */
|
|
/*--------------------------------------------------------------------*/
|
|
/* First slice of a picture is always considered as part of new picture */
|
|
i1_is_end_of_poc = 1;
|
|
ps_dec->ps_dec_err_status->u1_err_flag &= MASK_REJECT_CUR_PIC;
|
|
|
|
if(ps_dec->u4_first_slice_in_pic == 0)
|
|
{
|
|
i1_is_end_of_poc = ih264d_is_end_of_pic(u2_frame_num, u1_nal_ref_idc,
|
|
&s_tmp_poc, &ps_dec->s_cur_pic_poc,
|
|
ps_cur_slice, u1_pic_order_cnt_type,
|
|
u1_nal_unit_type, u4_idr_pic_id,
|
|
u1_field_pic_flag,
|
|
u1_bottom_field_flag);
|
|
if(i1_is_end_of_poc)
|
|
{
|
|
ps_dec->u1_first_slice_in_stream = 0;
|
|
return ERROR_INCOMPLETE_FRAME;
|
|
}
|
|
|
|
}
|
|
|
|
/*--------------------------------------------------------------------*/
|
|
/* Check for error in slice and parse the missing/corrupted MB's */
|
|
/* as skip-MB's in an inserted P-slice */
|
|
/*--------------------------------------------------------------------*/
|
|
u1_mbaff = ps_seq->u1_mb_aff_flag && (!u1_field_pic_flag);
|
|
prev_slice_err = 0;
|
|
|
|
if(i1_is_end_of_poc || ps_dec->u1_first_slice_in_stream)
|
|
{
|
|
/* If the current slice is not a field or frame number of the current
|
|
* slice doesn't match with previous slice, and decoder is expecting
|
|
* to decode a field i.e. ps_dec->u1_top_bottom_decoded is not 0 and
|
|
* is not (TOP_FIELD_ONLY | BOT_FIELD_ONLY), treat it as a dangling
|
|
* field */
|
|
if((u1_field_pic_flag == 0 || u2_frame_num != ps_dec->u2_prv_frame_num)
|
|
&& ps_dec->u1_top_bottom_decoded != 0
|
|
&& ps_dec->u1_top_bottom_decoded
|
|
!= (TOP_FIELD_ONLY | BOT_FIELD_ONLY))
|
|
{
|
|
ps_dec->u1_dangling_field = 1;
|
|
if(ps_dec->u4_first_slice_in_pic)
|
|
{
|
|
// first slice - dangling field
|
|
prev_slice_err = 1;
|
|
}
|
|
else
|
|
{
|
|
// last slice - dangling field
|
|
prev_slice_err = 2;
|
|
}
|
|
|
|
if(ps_dec->u1_top_bottom_decoded ==TOP_FIELD_ONLY)
|
|
ps_cur_slice->u1_bottom_field_flag = 1;
|
|
else
|
|
ps_cur_slice->u1_bottom_field_flag = 0;
|
|
|
|
num_mb_skipped = (ps_dec->u2_frm_ht_in_mbs * ps_dec->u2_frm_wd_in_mbs)
|
|
- ps_dec->u2_total_mbs_coded;
|
|
ps_cur_poc = &ps_dec->s_cur_pic_poc;
|
|
|
|
u1_is_idr_slice = ps_cur_slice->u1_nal_unit_type == IDR_SLICE_NAL;
|
|
}
|
|
else if(ps_dec->u4_first_slice_in_pic)
|
|
{
|
|
if(u2_first_mb_in_slice > 0)
|
|
{
|
|
// first slice - missing/header corruption
|
|
prev_slice_err = 1;
|
|
num_mb_skipped = u2_first_mb_in_slice << u1_mbaff;
|
|
ps_cur_poc = &s_tmp_poc;
|
|
|
|
// initializing slice parameters
|
|
ps_cur_slice->u4_idr_pic_id = u4_idr_pic_id;
|
|
ps_cur_slice->u1_field_pic_flag = u1_field_pic_flag;
|
|
ps_cur_slice->u1_bottom_field_flag = u1_bottom_field_flag;
|
|
ps_cur_slice->i4_pic_order_cnt_lsb =
|
|
s_tmp_poc.i4_pic_order_cnt_lsb;
|
|
ps_cur_slice->u1_nal_unit_type = u1_nal_unit_type;
|
|
ps_cur_slice->u1_redundant_pic_cnt = u1_redundant_pic_cnt;
|
|
ps_cur_slice->u1_nal_ref_idc = u1_nal_ref_idc;
|
|
ps_cur_slice->u1_pic_order_cnt_type = u1_pic_order_cnt_type;
|
|
ps_cur_slice->u1_mbaff_frame_flag = ps_seq->u1_mb_aff_flag
|
|
&& (!u1_field_pic_flag);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
/* since i1_is_end_of_poc is set ,means new frame num is encountered. so conceal the current frame
|
|
* completely */
|
|
prev_slice_err = 2;
|
|
num_mb_skipped = (ps_dec->u2_frm_ht_in_mbs
|
|
* ps_dec->u2_frm_wd_in_mbs)
|
|
- ps_dec->u2_total_mbs_coded;
|
|
ps_cur_poc = &s_tmp_poc;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if((u2_first_mb_in_slice << u1_mbaff) > ps_dec->u2_total_mbs_coded)
|
|
{
|
|
// previous slice - missing/corruption
|
|
prev_slice_err = 2;
|
|
num_mb_skipped = (u2_first_mb_in_slice << u1_mbaff)
|
|
- ps_dec->u2_total_mbs_coded;
|
|
ps_cur_poc = &s_tmp_poc;
|
|
}
|
|
else if((u2_first_mb_in_slice << u1_mbaff) < ps_dec->u2_total_mbs_coded)
|
|
{
|
|
return ERROR_CORRUPTED_SLICE;
|
|
}
|
|
}
|
|
|
|
if(prev_slice_err)
|
|
{
|
|
ret = ih264d_mark_err_slice_skip(ps_dec, num_mb_skipped, u1_is_idr_slice, u2_frame_num, ps_cur_poc, prev_slice_err);
|
|
|
|
if(ps_dec->u1_dangling_field == 1)
|
|
{
|
|
ps_dec->u1_second_field = 1 - ps_dec->u1_second_field;
|
|
ps_dec->u1_first_slice_in_stream = 0;
|
|
ps_dec->u1_top_bottom_decoded = TOP_FIELD_ONLY | BOT_FIELD_ONLY;
|
|
return ERROR_DANGLING_FIELD_IN_PIC;
|
|
}
|
|
|
|
if(prev_slice_err == 2)
|
|
{
|
|
ps_dec->u1_first_slice_in_stream = 0;
|
|
return ERROR_INCOMPLETE_FRAME;
|
|
}
|
|
|
|
if(ps_dec->u2_total_mbs_coded
|
|
>= ps_dec->u2_frm_ht_in_mbs * ps_dec->u2_frm_wd_in_mbs)
|
|
{
|
|
/* return if all MBs in frame are parsed*/
|
|
ps_dec->u1_first_slice_in_stream = 0;
|
|
return ERROR_IN_LAST_SLICE_OF_PIC;
|
|
}
|
|
|
|
if(ps_dec->ps_dec_err_status->u1_err_flag & REJECT_CUR_PIC)
|
|
{
|
|
ih264d_err_pic_dispbuf_mgr(ps_dec);
|
|
return ERROR_NEW_FRAME_EXPECTED;
|
|
}
|
|
|
|
if(ret != OK)
|
|
return ret;
|
|
|
|
i1_is_end_of_poc = 0;
|
|
}
|
|
|
|
/* Increment only if the current slice has atleast 1 more MB */
|
|
if (ps_dec->u4_first_slice_in_pic == 0 &&
|
|
(ps_dec->ps_parse_cur_slice->u4_first_mb_in_slice <
|
|
(UWORD32)(ps_dec->u2_total_mbs_coded >> ps_dec->ps_cur_slice->u1_mbaff_frame_flag)))
|
|
{
|
|
ps_dec->ps_parse_cur_slice++;
|
|
ps_dec->u2_cur_slice_num++;
|
|
// in the case of single core increment ps_decode_cur_slice
|
|
if(ps_dec->u1_separate_parse == 0)
|
|
{
|
|
ps_dec->ps_decode_cur_slice++;
|
|
}
|
|
}
|
|
|
|
ps_dec->u1_slice_header_done = 0;
|
|
|
|
|
|
if(u1_field_pic_flag)
|
|
{
|
|
ps_dec->u2_prv_frame_num = u2_frame_num;
|
|
}
|
|
|
|
if(ps_cur_slice->u1_mmco_equalto5)
|
|
{
|
|
WORD32 i4_temp_poc;
|
|
WORD32 i4_top_field_order_poc, i4_bot_field_order_poc;
|
|
|
|
if(!ps_cur_slice->u1_field_pic_flag) // or a complementary field pair
|
|
{
|
|
i4_top_field_order_poc = ps_dec->ps_cur_pic->i4_top_field_order_cnt;
|
|
i4_bot_field_order_poc =
|
|
ps_dec->ps_cur_pic->i4_bottom_field_order_cnt;
|
|
i4_temp_poc = MIN(i4_top_field_order_poc,
|
|
i4_bot_field_order_poc);
|
|
}
|
|
else if(!ps_cur_slice->u1_bottom_field_flag)
|
|
i4_temp_poc = ps_dec->ps_cur_pic->i4_top_field_order_cnt;
|
|
else
|
|
i4_temp_poc = ps_dec->ps_cur_pic->i4_bottom_field_order_cnt;
|
|
|
|
WORD64 i8_result = (WORD64)i4_temp_poc
|
|
- ps_dec->ps_cur_pic->i4_top_field_order_cnt;
|
|
if(IS_OUT_OF_RANGE_S32(i8_result))
|
|
{
|
|
return ERROR_INV_POC;
|
|
}
|
|
ps_dec->ps_cur_pic->i4_top_field_order_cnt = i8_result;
|
|
i8_result = (WORD64)i4_temp_poc
|
|
- ps_dec->ps_cur_pic->i4_bottom_field_order_cnt;
|
|
if(IS_OUT_OF_RANGE_S32(i8_result))
|
|
{
|
|
return ERROR_INV_POC;
|
|
}
|
|
ps_dec->ps_cur_pic->i4_bottom_field_order_cnt = i8_result;
|
|
ps_dec->ps_cur_pic->i4_poc = i4_temp_poc;
|
|
ps_dec->ps_cur_pic->i4_avg_poc = i4_temp_poc;
|
|
}
|
|
if(ps_dec->u4_first_slice_in_pic)
|
|
{
|
|
ret = ih264d_decode_pic_order_cnt(u1_is_idr_slice, u2_frame_num,
|
|
&ps_dec->s_prev_pic_poc,
|
|
&s_tmp_poc, ps_cur_slice, ps_pps,
|
|
u1_nal_ref_idc,
|
|
u1_bottom_field_flag,
|
|
u1_field_pic_flag, &i4_poc);
|
|
if(ret != OK)
|
|
return ret;
|
|
/* Display seq no calculations */
|
|
if(i4_poc >= ps_dec->i4_max_poc)
|
|
ps_dec->i4_max_poc = i4_poc;
|
|
/* IDR Picture or POC wrap around */
|
|
if(i4_poc == 0)
|
|
{
|
|
WORD64 i8_temp;
|
|
i8_temp = (WORD64)ps_dec->i4_prev_max_display_seq
|
|
+ ps_dec->i4_max_poc
|
|
+ ps_dec->u1_max_dec_frame_buffering + 1;
|
|
/*If i4_prev_max_display_seq overflows integer range, reset it */
|
|
ps_dec->i4_prev_max_display_seq = IS_OUT_OF_RANGE_S32(i8_temp)?
|
|
0 : i8_temp;
|
|
ps_dec->i4_max_poc = 0;
|
|
}
|
|
}
|
|
|
|
/*--------------------------------------------------------------------*/
|
|
/* Copy the values read from the bitstream to the slice header and then*/
|
|
/* If the slice is first slice in picture, then do Start of Picture */
|
|
/* processing. */
|
|
/*--------------------------------------------------------------------*/
|
|
ps_cur_slice->i4_delta_pic_order_cnt[0] = i_delta_poc[0];
|
|
ps_cur_slice->i4_delta_pic_order_cnt[1] = i_delta_poc[1];
|
|
ps_cur_slice->u4_idr_pic_id = u4_idr_pic_id;
|
|
ps_cur_slice->u2_first_mb_in_slice = u2_first_mb_in_slice;
|
|
ps_cur_slice->u1_field_pic_flag = u1_field_pic_flag;
|
|
ps_cur_slice->u1_bottom_field_flag = u1_bottom_field_flag;
|
|
ps_cur_slice->u1_slice_type = u1_slice_type;
|
|
ps_cur_slice->i4_pic_order_cnt_lsb = s_tmp_poc.i4_pic_order_cnt_lsb;
|
|
|
|
ps_cur_slice->u1_nal_unit_type = u1_nal_unit_type;
|
|
ps_cur_slice->u1_redundant_pic_cnt = u1_redundant_pic_cnt;
|
|
ps_cur_slice->u1_nal_ref_idc = u1_nal_ref_idc;
|
|
ps_cur_slice->u1_pic_order_cnt_type = u1_pic_order_cnt_type;
|
|
|
|
if(ps_seq->u1_frame_mbs_only_flag)
|
|
ps_cur_slice->u1_direct_8x8_inference_flag =
|
|
ps_seq->u1_direct_8x8_inference_flag;
|
|
else
|
|
ps_cur_slice->u1_direct_8x8_inference_flag = 1;
|
|
|
|
if(u1_slice_type == B_SLICE)
|
|
{
|
|
ps_cur_slice->u1_direct_spatial_mv_pred_flag = ih264d_get_bit_h264(
|
|
ps_bitstrm);
|
|
COPYTHECONTEXT("SH: direct_spatial_mv_pred_flag",
|
|
ps_cur_slice->u1_direct_spatial_mv_pred_flag);
|
|
|
|
if(ps_cur_slice->u1_direct_spatial_mv_pred_flag)
|
|
ps_cur_slice->pf_decodeDirect = ih264d_decode_spatial_direct;
|
|
else
|
|
ps_cur_slice->pf_decodeDirect = ih264d_decode_temporal_direct;
|
|
if(!((ps_pps->ps_sps->u1_mb_aff_flag) && (!u1_field_pic_flag)))
|
|
ps_dec->pf_mvpred = ih264d_mvpred_nonmbaffB;
|
|
}
|
|
else
|
|
{
|
|
if(!((ps_pps->ps_sps->u1_mb_aff_flag) && (!u1_field_pic_flag)))
|
|
ps_dec->pf_mvpred = ih264d_mvpred_nonmbaff;
|
|
}
|
|
|
|
if(ps_dec->u4_first_slice_in_pic)
|
|
{
|
|
if(u2_first_mb_in_slice == 0)
|
|
{
|
|
ret = ih264d_start_of_pic(ps_dec, i4_poc, &s_tmp_poc, u2_frame_num, ps_pps);
|
|
if(ret != OK)
|
|
return ret;
|
|
}
|
|
|
|
ps_dec->u4_output_present = 0;
|
|
|
|
{
|
|
ih264d_get_next_display_field(ps_dec,
|
|
ps_dec->ps_out_buffer,
|
|
&(ps_dec->s_disp_op));
|
|
/* If error code is non-zero then there is no buffer available for display,
|
|
hence avoid format conversion */
|
|
|
|
if(0 != ps_dec->s_disp_op.u4_error_code)
|
|
{
|
|
ps_dec->u4_fmt_conv_cur_row = ps_dec->s_disp_frame_info.u4_y_ht;
|
|
}
|
|
else
|
|
ps_dec->u4_output_present = 1;
|
|
}
|
|
if(ps_dec->u1_separate_parse == 1)
|
|
{
|
|
if(ps_dec->u4_dec_thread_created == 0)
|
|
{
|
|
ithread_create(ps_dec->pv_dec_thread_handle, NULL,
|
|
(void *)ih264d_decode_picture_thread,
|
|
(void *)ps_dec);
|
|
|
|
ps_dec->u4_dec_thread_created = 1;
|
|
}
|
|
|
|
if((ps_dec->u4_num_cores == 3) &&
|
|
((ps_dec->u4_app_disable_deblk_frm == 0) || ps_dec->i1_recon_in_thread3_flag)
|
|
&& (ps_dec->u4_bs_deblk_thread_created == 0))
|
|
{
|
|
ps_dec->u4_start_recon_deblk = 0;
|
|
ithread_create(ps_dec->pv_bs_deblk_thread_handle, NULL,
|
|
(void *)ih264d_recon_deblk_thread,
|
|
(void *)ps_dec);
|
|
ps_dec->u4_bs_deblk_thread_created = 1;
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
/* INITIALIZATION of fn ptrs for MC and formMbPartInfo functions */
|
|
{
|
|
UWORD8 uc_nofield_nombaff;
|
|
|
|
|
|
|
|
uc_nofield_nombaff = ((ps_dec->ps_cur_slice->u1_field_pic_flag == 0)
|
|
&& (ps_dec->ps_cur_slice->u1_mbaff_frame_flag == 0)
|
|
&& (u1_slice_type != B_SLICE)
|
|
&& (ps_dec->ps_cur_pps->u1_wted_pred_flag == 0));
|
|
|
|
/* Initialise MC and formMbPartInfo fn ptrs one time based on profile_idc */
|
|
|
|
if(uc_nofield_nombaff)
|
|
{
|
|
ps_dec->p_form_mb_part_info = ih264d_form_mb_part_info_bp;
|
|
ps_dec->p_motion_compensate = ih264d_motion_compensate_bp;
|
|
}
|
|
else
|
|
{
|
|
ps_dec->p_form_mb_part_info = ih264d_form_mb_part_info_mp;
|
|
ps_dec->p_motion_compensate = ih264d_motion_compensate_mp;
|
|
}
|
|
|
|
|
|
}
|
|
|
|
/*
|
|
* Decide whether to decode the current picture or not
|
|
*/
|
|
{
|
|
dec_err_status_t * ps_err = ps_dec->ps_dec_err_status;
|
|
if(ps_err->u4_frm_sei_sync == u2_frame_num)
|
|
{
|
|
ps_err->u1_err_flag = ACCEPT_ALL_PICS;
|
|
ps_err->u4_frm_sei_sync = SYNC_FRM_DEFAULT;
|
|
}
|
|
ps_err->u4_cur_frm = u2_frame_num;
|
|
}
|
|
|
|
/* Decision for decoding if the picture is to be skipped */
|
|
{
|
|
WORD32 i4_skip_b_pic, i4_skip_p_pic;
|
|
|
|
i4_skip_b_pic = (ps_dec->u4_skip_frm_mask & B_SLC_BIT)
|
|
&& (B_SLICE == u1_slice_type) && (0 == u1_nal_ref_idc);
|
|
|
|
i4_skip_p_pic = (ps_dec->u4_skip_frm_mask & P_SLC_BIT)
|
|
&& (P_SLICE == u1_slice_type) && (0 == u1_nal_ref_idc);
|
|
|
|
/**************************************************************/
|
|
/* Skip the B picture if skip mask is set for B picture and */
|
|
/* Current B picture is a non reference B picture or there is */
|
|
/* no user for reference B picture */
|
|
/**************************************************************/
|
|
if(i4_skip_b_pic)
|
|
{
|
|
ps_dec->ps_cur_pic->u4_pack_slc_typ |= B_SLC_BIT;
|
|
/* Don't decode the picture in SKIP-B mode if that picture is B */
|
|
/* and also it is not to be used as a reference picture */
|
|
ps_dec->u1_last_pic_not_decoded = 1;
|
|
|
|
return OK;
|
|
}
|
|
/**************************************************************/
|
|
/* Skip the P picture if skip mask is set for P picture and */
|
|
/* Current P picture is a non reference P picture or there is */
|
|
/* no user for reference P picture */
|
|
/**************************************************************/
|
|
if(i4_skip_p_pic)
|
|
{
|
|
ps_dec->ps_cur_pic->u4_pack_slc_typ |= P_SLC_BIT;
|
|
/* Don't decode the picture in SKIP-P mode if that picture is P */
|
|
/* and also it is not to be used as a reference picture */
|
|
ps_dec->u1_last_pic_not_decoded = 1;
|
|
|
|
return OK;
|
|
}
|
|
}
|
|
|
|
{
|
|
UWORD16 u2_mb_x, u2_mb_y;
|
|
|
|
ps_dec->i4_submb_ofst = ((u2_first_mb_in_slice
|
|
<< ps_cur_slice->u1_mbaff_frame_flag) * SUB_BLK_SIZE)
|
|
- SUB_BLK_SIZE;
|
|
if(u2_first_mb_in_slice)
|
|
{
|
|
UWORD8 u1_mb_aff;
|
|
UWORD8 u1_field_pic;
|
|
UWORD16 u2_frm_wd_in_mbs;
|
|
u2_frm_wd_in_mbs = ps_seq->u2_frm_wd_in_mbs;
|
|
u1_mb_aff = ps_cur_slice->u1_mbaff_frame_flag;
|
|
u1_field_pic = ps_cur_slice->u1_field_pic_flag;
|
|
|
|
{
|
|
UWORD32 x_offset;
|
|
UWORD32 y_offset;
|
|
UWORD32 u4_frame_stride;
|
|
tfr_ctxt_t *ps_trns_addr; // = &ps_dec->s_tran_addrecon_parse;
|
|
|
|
if(ps_dec->u1_separate_parse)
|
|
{
|
|
ps_trns_addr = &ps_dec->s_tran_addrecon_parse;
|
|
}
|
|
else
|
|
{
|
|
ps_trns_addr = &ps_dec->s_tran_addrecon;
|
|
}
|
|
u2_mb_x = MOD(u2_first_mb_in_slice, u2_frm_wd_in_mbs);
|
|
u2_mb_y = DIV(u2_first_mb_in_slice, u2_frm_wd_in_mbs);
|
|
|
|
u2_mb_y <<= u1_mb_aff;
|
|
|
|
if((u2_mb_x > u2_frm_wd_in_mbs - 1)
|
|
|| (u2_mb_y > ps_dec->u2_frm_ht_in_mbs - 1))
|
|
{
|
|
return ERROR_CORRUPTED_SLICE;
|
|
}
|
|
|
|
u4_frame_stride = ps_dec->u2_frm_wd_y << u1_field_pic;
|
|
x_offset = u2_mb_x << 4;
|
|
y_offset = (u2_mb_y * u4_frame_stride) << 4;
|
|
|
|
ps_trns_addr->pu1_dest_y = ps_dec->s_cur_pic.pu1_buf1 + x_offset
|
|
+ y_offset;
|
|
|
|
u4_frame_stride = ps_dec->u2_frm_wd_uv << u1_field_pic;
|
|
x_offset >>= 1;
|
|
y_offset = (u2_mb_y * u4_frame_stride) << 3;
|
|
|
|
x_offset *= YUV420SP_FACTOR;
|
|
|
|
ps_trns_addr->pu1_dest_u = ps_dec->s_cur_pic.pu1_buf2 + x_offset
|
|
+ y_offset;
|
|
ps_trns_addr->pu1_dest_v = ps_dec->s_cur_pic.pu1_buf3 + x_offset
|
|
+ y_offset;
|
|
|
|
ps_trns_addr->pu1_mb_y = ps_trns_addr->pu1_dest_y;
|
|
ps_trns_addr->pu1_mb_u = ps_trns_addr->pu1_dest_u;
|
|
ps_trns_addr->pu1_mb_v = ps_trns_addr->pu1_dest_v;
|
|
|
|
|
|
// assign the deblock structure pointers to start of slice
|
|
if(ps_dec->u1_separate_parse == 1)
|
|
{
|
|
ps_dec->ps_deblk_mbn = ps_dec->ps_deblk_pic
|
|
+ (u2_first_mb_in_slice << u1_mb_aff);
|
|
}
|
|
else
|
|
{
|
|
ps_dec->ps_deblk_mbn = ps_dec->ps_deblk_pic
|
|
+ (u2_first_mb_in_slice << u1_mb_aff);
|
|
}
|
|
|
|
ps_dec->u2_cur_mb_addr = (u2_first_mb_in_slice << u1_mb_aff);
|
|
|
|
ps_dec->ps_mv_cur = ps_dec->s_cur_pic.ps_mv
|
|
+ ((u2_first_mb_in_slice << u1_mb_aff) << 4);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
tfr_ctxt_t *ps_trns_addr;
|
|
|
|
if(ps_dec->u1_separate_parse)
|
|
{
|
|
ps_trns_addr = &ps_dec->s_tran_addrecon_parse;
|
|
}
|
|
else
|
|
{
|
|
ps_trns_addr = &ps_dec->s_tran_addrecon;
|
|
}
|
|
|
|
u2_mb_x = 0xffff;
|
|
u2_mb_y = 0;
|
|
// assign the deblock structure pointers to start of slice
|
|
ps_dec->u2_cur_mb_addr = 0;
|
|
ps_dec->ps_deblk_mbn = ps_dec->ps_deblk_pic;
|
|
ps_dec->ps_mv_cur = ps_dec->s_cur_pic.ps_mv;
|
|
ps_trns_addr->pu1_dest_y = ps_dec->s_cur_pic.pu1_buf1;
|
|
ps_trns_addr->pu1_dest_u = ps_dec->s_cur_pic.pu1_buf2;
|
|
ps_trns_addr->pu1_dest_v = ps_dec->s_cur_pic.pu1_buf3;
|
|
|
|
ps_trns_addr->pu1_mb_y = ps_trns_addr->pu1_dest_y;
|
|
ps_trns_addr->pu1_mb_u = ps_trns_addr->pu1_dest_u;
|
|
ps_trns_addr->pu1_mb_v = ps_trns_addr->pu1_dest_v;
|
|
|
|
}
|
|
|
|
ps_dec->ps_part = ps_dec->ps_parse_part_params;
|
|
|
|
ps_dec->u2_mbx =
|
|
(MOD(u2_first_mb_in_slice - 1, ps_seq->u2_frm_wd_in_mbs));
|
|
ps_dec->u2_mby =
|
|
(DIV(u2_first_mb_in_slice - 1, ps_seq->u2_frm_wd_in_mbs));
|
|
ps_dec->u2_mby <<= ps_cur_slice->u1_mbaff_frame_flag;
|
|
ps_dec->i2_prev_slice_mbx = ps_dec->u2_mbx;
|
|
ps_dec->i2_prev_slice_mby = ps_dec->u2_mby;
|
|
}
|
|
|
|
/* RBSP stop bit is used for CABAC decoding*/
|
|
ps_bitstrm->u4_max_ofst += ps_dec->ps_cur_pps->u1_entropy_coding_mode;
|
|
|
|
ps_dec->u1_B = (u1_slice_type == B_SLICE);
|
|
ps_dec->u4_next_mb_skip = 0;
|
|
|
|
ps_dec->ps_parse_cur_slice->u4_first_mb_in_slice =
|
|
ps_dec->ps_cur_slice->u2_first_mb_in_slice;
|
|
ps_dec->ps_parse_cur_slice->slice_type =
|
|
ps_dec->ps_cur_slice->u1_slice_type;
|
|
|
|
|
|
ps_dec->u4_start_recon_deblk = 1;
|
|
{
|
|
WORD32 num_entries;
|
|
WORD32 size;
|
|
UWORD8 *pu1_buf;
|
|
|
|
num_entries = MAX_FRAMES;
|
|
if((1 >= ps_dec->ps_cur_sps->u1_num_ref_frames) &&
|
|
(0 == ps_dec->i4_display_delay))
|
|
{
|
|
num_entries = 1;
|
|
}
|
|
num_entries = ((2 * num_entries) + 1);
|
|
num_entries *= 2;
|
|
|
|
|
|
size = num_entries * sizeof(void *);
|
|
size += PAD_MAP_IDX_POC * sizeof(void *);
|
|
|
|
pu1_buf = (UWORD8 *)ps_dec->pv_map_ref_idx_to_poc_buf;
|
|
pu1_buf += size * ps_dec->u2_cur_slice_num;
|
|
ps_dec->ps_parse_cur_slice->ppv_map_ref_idx_to_poc = ( void *)pu1_buf;
|
|
}
|
|
|
|
if(ps_dec->u1_separate_parse)
|
|
{
|
|
ps_dec->ps_parse_cur_slice->pv_tu_coeff_data_start = ps_dec->pv_parse_tu_coeff_data;
|
|
}
|
|
else
|
|
{
|
|
ps_dec->pv_proc_tu_coeff_data = ps_dec->pv_parse_tu_coeff_data;
|
|
}
|
|
|
|
ret = ih264d_fix_error_in_dpb(ps_dec);
|
|
if(ret < 0)
|
|
return ERROR_DBP_MANAGER_T;
|
|
|
|
if(u1_slice_type == I_SLICE)
|
|
{
|
|
ps_dec->ps_cur_pic->u4_pack_slc_typ |= I_SLC_BIT;
|
|
|
|
ret = ih264d_parse_islice(ps_dec, u2_first_mb_in_slice);
|
|
ps_dec->u1_pr_sl_type = u1_slice_type;
|
|
if(ps_dec->i4_pic_type != B_SLICE && ps_dec->i4_pic_type != P_SLICE)
|
|
ps_dec->i4_pic_type = I_SLICE;
|
|
|
|
}
|
|
else if(u1_slice_type == P_SLICE)
|
|
{
|
|
ps_dec->ps_cur_pic->u4_pack_slc_typ |= P_SLC_BIT;
|
|
ret = ih264d_parse_pslice(ps_dec, u2_first_mb_in_slice);
|
|
ps_dec->u1_pr_sl_type = u1_slice_type;
|
|
if(ps_dec->i4_pic_type != B_SLICE)
|
|
ps_dec->i4_pic_type = P_SLICE;
|
|
}
|
|
else if(u1_slice_type == B_SLICE)
|
|
{
|
|
ps_dec->ps_cur_pic->u4_pack_slc_typ |= B_SLC_BIT;
|
|
ret = ih264d_parse_bslice(ps_dec, u2_first_mb_in_slice);
|
|
ps_dec->u1_pr_sl_type = u1_slice_type;
|
|
ps_dec->i4_pic_type = B_SLICE;
|
|
}
|
|
else
|
|
return ERROR_INV_SLC_TYPE_T;
|
|
|
|
if(ps_dec->u1_slice_header_done)
|
|
{
|
|
/* set to zero to indicate a valid slice has been decoded */
|
|
ps_dec->u1_first_slice_in_stream = 0;
|
|
}
|
|
|
|
if(ret != OK)
|
|
return ret;
|
|
|
|
if(u1_nal_ref_idc != 0)
|
|
{
|
|
if(!ps_dec->ps_dpb_cmds->u1_dpb_commands_read)
|
|
{
|
|
memcpy((void *)ps_dec->ps_dpb_cmds, (void *)(&(ps_dec->s_dpb_cmds_scratch)),
|
|
sizeof(dpb_commands_t));
|
|
}
|
|
}
|
|
|
|
/* storing last Mb X and MbY of the slice */
|
|
ps_dec->i2_prev_slice_mbx = ps_dec->u2_mbx;
|
|
ps_dec->i2_prev_slice_mby = ps_dec->u2_mby;
|
|
|
|
/* End of Picture detection */
|
|
|
|
if(ps_dec->u2_total_mbs_coded >= (ps_seq->u2_max_mb_addr + 1))
|
|
{
|
|
ps_dec->u1_pic_decode_done = 1;
|
|
|
|
}
|
|
|
|
{
|
|
dec_err_status_t * ps_err = ps_dec->ps_dec_err_status;
|
|
if((ps_err->u1_err_flag & REJECT_PB_PICS)
|
|
&& (ps_err->u1_cur_pic_type == PIC_TYPE_I))
|
|
{
|
|
ps_err->u1_err_flag = ACCEPT_ALL_PICS;
|
|
}
|
|
}
|
|
|
|
PRINT_BIN_BIT_RATIO(ps_dec)
|
|
|
|
return ret;
|
|
}
|
|
|