/******************************************************************************
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*
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* Copyright (C) 2018 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 ihevce_tu_tree_selector.h
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*
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* \brief
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* This file contains definitions and declarations used for TU tree selection
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*
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* \date
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* 20/04/2016
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*
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* \author
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* Ittiam
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*
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******************************************************************************
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*/
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#ifndef _TU_TREE_SELECTOR_
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#define _TU_TREE_SELECTOR_
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/*****************************************************************************/
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/* Structures */
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/*****************************************************************************/
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typedef struct
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{
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void *pv_src;
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void *pv_pred;
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void *pv_recon;
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WORD32 i4_src_stride;
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WORD32 i4_pred_stride;
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WORD32 i4_recon_stride;
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} src_pred_rec_buf_t;
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typedef struct
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{
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src_pred_rec_buf_t s_src_pred_rec_buf_luma;
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src_pred_rec_buf_t s_src_pred_rec_buf_chroma;
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nbr_4x4_t *ps_nbr_data_buf;
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WORD16 *pi2_deq_data;
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WORD16 *pi2_deq_data_chroma;
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UWORD8 **ppu1_ecd;
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WORD32 i4_nbr_data_buf_stride;
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WORD32 i4_deq_data_stride;
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WORD32 i4_deq_data_stride_chroma;
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} buffer_data_for_tu_t;
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/*****************************************************************************/
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/* Extern Function Declarations */
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/*****************************************************************************/
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extern WORD32 ihevce_tu_tree_coverage_in_cu(tu_tree_node_t *ps_node);
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extern UWORD16 ihevce_tu_tree_init(
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tu_tree_node_t *ps_root,
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UWORD8 u1_cu_size,
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UWORD8 u1_min_tree_depth,
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UWORD8 u1_max_tree_depth,
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UWORD8 u1_chroma_processing_enabled,
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UWORD8 u1_is_422);
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#if !ENABLE_TOP_DOWN_TU_RECURSION
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extern LWORD64 ihevce_tu_tree_selector(
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ihevce_enc_loop_ctxt_t *ps_ctxt,
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tu_tree_node_t *ps_node,
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buffer_data_for_tu_t *ps_buffer_data,
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UWORD8 *pu1_cabac_ctxt,
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WORD32 i4_pred_mode,
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#if USE_NOISE_TERM_IN_ZERO_CODING_DECISION_ALGORITHMS
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WORD32 i4_alpha_stim_multiplier,
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UWORD8 u1_is_cu_noisy,
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#endif
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UWORD8 u1_cur_depth,
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UWORD8 u1_max_depth,
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UWORD8 u1_part_type,
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UWORD8 u1_compute_spatial_ssd);
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#endif
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extern LWORD64 ihevce_topDown_tu_tree_selector(
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ihevce_enc_loop_ctxt_t *ps_ctxt,
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tu_tree_node_t *ps_node,
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buffer_data_for_tu_t *ps_buffer_data,
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UWORD8 *pu1_cabac_ctxt,
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WORD32 i4_pred_mode,
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#if USE_NOISE_TERM_IN_ZERO_CODING_DECISION_ALGORITHMS
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WORD32 i4_alpha_stim_multiplier,
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UWORD8 u1_is_cu_noisy,
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#endif
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UWORD8 u1_cur_depth,
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UWORD8 u1_max_depth,
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UWORD8 u1_part_type,
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UWORD8 u1_chroma_processing_enabled,
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UWORD8 u1_compute_spatial_ssd);
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extern void ihevce_tu_selector_debriefer(
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tu_tree_node_t *ps_node,
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enc_loop_cu_final_prms_t *ps_final_prms,
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LWORD64 *pi8_total_cost,
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LWORD64 *pi8_total_non_coded_cost,
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WORD32 *pi4_num_bytes_used_for_ecd,
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WORD32 *pi4_num_bits_used_for_encoding,
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UWORD16 *pu2_tu_ctr,
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WORD32 i4_cu_qp,
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UWORD8 u1_cu_posx,
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UWORD8 u1_cu_posy,
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UWORD8 u1_chroma_processing_enabled,
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UWORD8 u1_is_422,
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TU_POS_T e_tu_pos);
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extern void ihevce_tuSplitArray_to_tuTree_mapper(
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tu_tree_node_t *ps_root,
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WORD32 ai4_tuSplitArray[4],
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UWORD8 u1_cu_size,
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UWORD8 u1_tu_size,
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UWORD8 u1_min_tu_size,
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UWORD8 u1_max_tu_size,
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UWORD8 u1_is_skip);
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#endif
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