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/*
* Copyright (c) 2017, Alliance for Open Media. All rights reserved
*
* This source code is subject to the terms of the BSD 2 Clause License and
* the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
* was not distributed with this source code in the LICENSE file, you can
* obtain it at www.aomedia.org/license/software. If the Alliance for Open
* Media Patent License 1.0 was not distributed with this source code in the
* PATENTS file, you can obtain it at www.aomedia.org/license/patent.
*/
#ifndef ENCODETXB_H_
#define ENCODETXB_H_
#include "./aom_config.h"
#include "av1/common/blockd.h"
#include "av1/common/onyxc_int.h"
#include "av1/common/txb_common.h"
#include "av1/encoder/block.h"
#include "av1/encoder/encoder.h"
#include "aom_dsp/bitwriter.h"
#ifdef __cplusplus
extern "C" {
#endif
typedef struct TxbInfo {
tran_low_t *qcoeff;
tran_low_t *dqcoeff;
const tran_low_t *tcoeff;
const int16_t *dequant;
int shift;
TX_SIZE tx_size;
TX_SIZE txs_ctx;
int bwl;
int stride;
int height;
int eob;
int seg_eob;
const SCAN_ORDER *scan_order;
TXB_CTX *txb_ctx;
int64_t rdmult;
} TxbInfo;
typedef struct TxbCache {
int nz_count_arr[MAX_TX_SQUARE];
int nz_ctx_arr[MAX_TX_SQUARE][2];
int base_count_arr[NUM_BASE_LEVELS][MAX_TX_SQUARE];
int base_mag_arr[MAX_TX_SQUARE]
[2]; // [0]: max magnitude [1]: num of max magnitude
int base_ctx_arr[NUM_BASE_LEVELS][MAX_TX_SQUARE][2]; // [1]: not used
int br_count_arr[MAX_TX_SQUARE];
int br_mag_arr[MAX_TX_SQUARE]
[2]; // [0]: max magnitude [1]: num of max magnitude
int br_ctx_arr[MAX_TX_SQUARE][2]; // [1]: not used
} TxbCache;
typedef struct TxbProbs {
const aom_prob *dc_sign_prob;
const aom_prob *nz_map;
aom_prob (*coeff_base)[COEFF_BASE_CONTEXTS];
const aom_prob *coeff_lps;
const aom_prob *eob_flag;
const aom_prob *txb_skip;
} TxbProbs;
void av1_alloc_txb_buf(AV1_COMP *cpi);
void av1_free_txb_buf(AV1_COMP *cpi);
int av1_cost_coeffs_txb(const AV1_COMP *const cpi, MACROBLOCK *x, int plane,
int blk_row, int blk_col, int block, TX_SIZE tx_size,
TXB_CTX *txb_ctx);
void av1_write_coeffs_txb(const AV1_COMMON *const cm, MACROBLOCKD *xd,
aom_writer *w, int blk_row, int blk_col, int block,
int plane, TX_SIZE tx_size, const tran_low_t *tcoeff,
uint16_t eob, TXB_CTX *txb_ctx);
void av1_write_coeffs_mb(const AV1_COMMON *const cm, MACROBLOCK *x,
aom_writer *w, int plane);
int av1_get_txb_entropy_context(const tran_low_t *qcoeff,
const SCAN_ORDER *scan_order, int eob);
void av1_update_txb_context(const AV1_COMP *cpi, ThreadData *td,
RUN_TYPE dry_run, BLOCK_SIZE bsize, int *rate,
const int mi_row, const int mi_col);
void av1_write_txb_probs(AV1_COMP *cpi, aom_writer *w);
void av1_update_txb_context_b(int plane, int block, int blk_row, int blk_col,
BLOCK_SIZE plane_bsize, TX_SIZE tx_size,
void *arg);
void av1_update_and_record_txb_context(int plane, int block, int blk_row,
int blk_col, BLOCK_SIZE plane_bsize,
TX_SIZE tx_size, void *arg);
#if CONFIG_TXK_SEL
int64_t av1_search_txk_type(const AV1_COMP *cpi, MACROBLOCK *x, int plane,
int block, int blk_row, int blk_col,
BLOCK_SIZE plane_bsize, TX_SIZE tx_size,
const ENTROPY_CONTEXT *a, const ENTROPY_CONTEXT *l,
int use_fast_coef_costing, RD_STATS *rd_stats);
#endif
int av1_optimize_txb(const AV1_COMMON *cm, MACROBLOCK *x, int plane,
int blk_row, int blk_col, int block, TX_SIZE tx_size,
TXB_CTX *txb_ctx);
#ifdef __cplusplus
}
#endif
#endif // COEFFS_CODING_H_
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