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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 AOM_AV1_ENCODER_ENCODETXB_H_
#define AOM_AV1_ENCODER_ENCODETXB_H_
#include "config/aom_config.h"
#include "av1/common/av1_common_int.h"
#include "av1/common/blockd.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
#define TXB_SKIP_CTX_MASK 15
#define DC_SIGN_CTX_SHIFT 4
#define DC_SIGN_CTX_MASK 3
typedef struct TxbInfo {
tran_low_t *qcoeff;
uint8_t *levels; // absolute values and clamped to 255.
tran_low_t *dqcoeff;
const tran_low_t *tcoeff;
const int16_t *dequant;
int shift;
TX_SIZE tx_size;
TX_SIZE txs_ctx;
TX_TYPE tx_type;
int bwl;
int width;
int height;
int eob;
int seg_eob;
const SCAN_ORDER *scan_order;
TXB_CTX *txb_ctx;
int64_t rdmult;
const qm_val_t *iqmatrix;
int tx_type_cost;
} TxbInfo;
void av1_alloc_txb_buf(AV1_COMP *cpi);
void av1_free_txb_buf(AV1_COMP *cpi);
int av1_cost_coeffs_txb(const MACROBLOCK *x, const int plane, const int block,
const TX_SIZE tx_size, const TX_TYPE tx_type,
const TXB_CTX *const txb_ctx, int reduced_tx_set_used);
int av1_cost_coeffs_txb_laplacian(const MACROBLOCK *x, const int plane,
const int block, const TX_SIZE tx_size,
const TX_TYPE tx_type,
const TXB_CTX *const txb_ctx,
const int reduced_tx_set_used,
const int adjust_eob);
int av1_cost_coeffs_txb_estimate(const MACROBLOCK *x, const int plane,
const int block, const TX_SIZE tx_size,
const TX_TYPE tx_type);
void av1_write_coeffs_txb(const AV1_COMMON *const cm, MACROBLOCK *const x,
aom_writer *w, int blk_row, int blk_col, int plane,
int block, TX_SIZE tx_size);
void av1_write_coeffs_mb(const AV1_COMMON *const cm, MACROBLOCK *x,
aom_writer *w, BLOCK_SIZE bsize);
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,
uint8_t allow_update_cdf);
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_HTB_TRELLIS
void hbt_destroy();
#endif // CONFIG_HTB_TRELLIS
int av1_optimize_txb_new(const struct AV1_COMP *cpi, MACROBLOCK *x, int plane,
int block, TX_SIZE tx_size, TX_TYPE tx_type,
const TXB_CTX *const txb_ctx, int *rate_cost,
int sharpness, int fast_mode);
CB_COEFF_BUFFER *av1_get_cb_coeff_buffer(const struct AV1_COMP *cpi, int mi_row,
int mi_col);
// These numbers are empirically obtained.
static const int plane_rd_mult[REF_TYPES][PLANE_TYPES] = {
{ 17, 13 },
{ 16, 10 },
};
#ifdef __cplusplus
}
#endif
#endif // AOM_AV1_ENCODER_ENCODETXB_H_
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