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/*
 * Copyright (c) 2016, 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 AV1_ENCODER_QUANTIZE_H_
#define AV1_ENCODER_QUANTIZE_H_

#include "./aom_config.h"
#include "av1/common/quant_common.h"
#include "av1/common/scan.h"
#include "av1/encoder/block.h"

#ifdef __cplusplus
extern "C" {
#endif

typedef struct QUANT_PARAM {
  int log_scale;
#if CONFIG_NEW_QUANT
  TX_SIZE tx_size;
  int dq;
#endif  // CONFIG_NEW_QUANT
#if CONFIG_AOM_QM
  const qm_val_t *qmatrix;
  const qm_val_t *iqmatrix;
#endif  // CONFIG_AOM_QM
} QUANT_PARAM;

typedef void (*AV1_QUANT_FACADE)(const tran_low_t *coeff_ptr, intptr_t n_coeffs,
                                 const MACROBLOCK_PLANE *p,
                                 tran_low_t *qcoeff_ptr,
                                 const MACROBLOCKD_PLANE *pd,
                                 tran_low_t *dqcoeff_ptr, uint16_t *eob_ptr,
                                 const SCAN_ORDER *sc,
                                 const QUANT_PARAM *qparam);

typedef struct {
#if CONFIG_NEW_QUANT
  DECLARE_ALIGNED(
      16, tran_low_t,
      y_cuml_bins_nuq[QUANT_PROFILES][QINDEX_RANGE][COEF_BANDS][NUQ_KNOTS]);
  DECLARE_ALIGNED(
      16, tran_low_t,
      uv_cuml_bins_nuq[QUANT_PROFILES][QINDEX_RANGE][COEF_BANDS][NUQ_KNOTS]);
#endif  // CONFIG_NEW_QUANT
  // 0: dc 1: ac 2-8: ac repeated to SIMD width
  DECLARE_ALIGNED(16, int16_t, y_quant[QINDEX_RANGE][8]);
  DECLARE_ALIGNED(16, int16_t, y_quant_shift[QINDEX_RANGE][8]);
  DECLARE_ALIGNED(16, int16_t, y_zbin[QINDEX_RANGE][8]);
  DECLARE_ALIGNED(16, int16_t, y_round[QINDEX_RANGE][8]);

  // TODO(jingning): in progress of re-working the quantization. will decide
  // if we want to deprecate the current use of y_quant.
  DECLARE_ALIGNED(16, int16_t, y_quant_fp[QINDEX_RANGE][8]);
  DECLARE_ALIGNED(16, int16_t, uv_quant_fp[QINDEX_RANGE][8]);
  DECLARE_ALIGNED(16, int16_t, y_round_fp[QINDEX_RANGE][8]);
  DECLARE_ALIGNED(16, int16_t, uv_round_fp[QINDEX_RANGE][8]);

  DECLARE_ALIGNED(16, int16_t, uv_quant[QINDEX_RANGE][8]);
  DECLARE_ALIGNED(16, int16_t, uv_quant_shift[QINDEX_RANGE][8]);
  DECLARE_ALIGNED(16, int16_t, uv_zbin[QINDEX_RANGE][8]);
  DECLARE_ALIGNED(16, int16_t, uv_round[QINDEX_RANGE][8]);
} QUANTS;

typedef struct {
  DECLARE_ALIGNED(16, int16_t, y_dequant[QINDEX_RANGE][8]);   // 8: SIMD width
  DECLARE_ALIGNED(16, int16_t, uv_dequant[QINDEX_RANGE][8]);  // 8: SIMD width
#if CONFIG_NEW_QUANT
  DECLARE_ALIGNED(16, dequant_val_type_nuq,
                  y_dequant_val_nuq[QUANT_PROFILES][QINDEX_RANGE][COEF_BANDS]);
  DECLARE_ALIGNED(16, dequant_val_type_nuq,
                  uv_dequant_val_nuq[QUANT_PROFILES][QINDEX_RANGE][COEF_BANDS]);
#endif  // CONFIG_NEW_QUANT
} Dequants;

struct AV1_COMP;
struct AV1Common;

void av1_frame_init_quantizer(struct AV1_COMP *cpi);

void av1_init_plane_quantizers(const struct AV1_COMP *cpi, MACROBLOCK *x,
                               int segment_id);

void av1_build_quantizer(aom_bit_depth_t bit_depth, int y_dc_delta_q,
                         int uv_dc_delta_q, int uv_ac_delta_q,
                         QUANTS *const quants, Dequants *const deq);

void av1_init_quantizer(struct AV1_COMP *cpi);

void av1_set_quantizer(struct AV1Common *cm, int q);

int av1_quantizer_to_qindex(int quantizer);

int av1_qindex_to_quantizer(int qindex);

void av1_quantize_skip(intptr_t n_coeffs, tran_low_t *qcoeff_ptr,
                       tran_low_t *dqcoeff_ptr, uint16_t *eob_ptr);

void av1_quantize_fp_facade(const tran_low_t *coeff_ptr, intptr_t n_coeffs,
                            const MACROBLOCK_PLANE *p, tran_low_t *qcoeff_ptr,
                            const MACROBLOCKD_PLANE *pd,
                            tran_low_t *dqcoeff_ptr, uint16_t *eob_ptr,
                            const SCAN_ORDER *sc, const QUANT_PARAM *qparam);

void av1_quantize_b_facade(const tran_low_t *coeff_ptr, intptr_t n_coeffs,
                           const MACROBLOCK_PLANE *p, tran_low_t *qcoeff_ptr,
                           const MACROBLOCKD_PLANE *pd, tran_low_t *dqcoeff_ptr,
                           uint16_t *eob_ptr, const SCAN_ORDER *sc,
                           const QUANT_PARAM *qparam);

void av1_quantize_dc_facade(const tran_low_t *coeff_ptr, intptr_t n_coeffs,
                            const MACROBLOCK_PLANE *p, tran_low_t *qcoeff_ptr,
                            const MACROBLOCKD_PLANE *pd,
                            tran_low_t *dqcoeff_ptr, uint16_t *eob_ptr,
                            const SCAN_ORDER *sc, const QUANT_PARAM *qparam);

#if CONFIG_NEW_QUANT
void av1_quantize_fp_nuq_facade(const tran_low_t *coeff_ptr, intptr_t n_coeffs,
                                const MACROBLOCK_PLANE *p,
                                tran_low_t *qcoeff_ptr,
                                const MACROBLOCKD_PLANE *pd,
                                tran_low_t *dqcoeff_ptr, uint16_t *eob_ptr,
                                const SCAN_ORDER *sc,
                                const QUANT_PARAM *qparam);

void av1_quantize_b_nuq_facade(const tran_low_t *coeff_ptr, intptr_t n_coeffs,
                               const MACROBLOCK_PLANE *p,
                               tran_low_t *qcoeff_ptr,
                               const MACROBLOCKD_PLANE *pd,
                               tran_low_t *dqcoeff_ptr, uint16_t *eob_ptr,
                               const SCAN_ORDER *sc, const QUANT_PARAM *qparam);

void av1_quantize_dc_nuq_facade(const tran_low_t *coeff_ptr, intptr_t n_coeffs,
                                const MACROBLOCK_PLANE *p,
                                tran_low_t *qcoeff_ptr,
                                const MACROBLOCKD_PLANE *pd,
                                tran_low_t *dqcoeff_ptr, uint16_t *eob_ptr,
                                const SCAN_ORDER *sc,
                                const QUANT_PARAM *qparam);
#endif  // CONFIG_NEW_QUANT

#if CONFIG_HIGHBITDEPTH
void av1_highbd_quantize_fp_facade(const tran_low_t *coeff_ptr,
                                   intptr_t n_coeffs, const MACROBLOCK_PLANE *p,
                                   tran_low_t *qcoeff_ptr,
                                   const MACROBLOCKD_PLANE *pd,
                                   tran_low_t *dqcoeff_ptr, uint16_t *eob_ptr,
                                   const SCAN_ORDER *sc,
                                   const QUANT_PARAM *qparam);

void av1_highbd_quantize_b_facade(const tran_low_t *coeff_ptr,
                                  intptr_t n_coeffs, const MACROBLOCK_PLANE *p,
                                  tran_low_t *qcoeff_ptr,
                                  const MACROBLOCKD_PLANE *pd,
                                  tran_low_t *dqcoeff_ptr, uint16_t *eob_ptr,
                                  const SCAN_ORDER *sc,
                                  const QUANT_PARAM *qparam);

void av1_highbd_quantize_dc_facade(const tran_low_t *coeff_ptr,
                                   intptr_t n_coeffs, const MACROBLOCK_PLANE *p,
                                   tran_low_t *qcoeff_ptr,
                                   const MACROBLOCKD_PLANE *pd,
                                   tran_low_t *dqcoeff_ptr, uint16_t *eob_ptr,
                                   const SCAN_ORDER *sc,
                                   const QUANT_PARAM *qparam);

#if CONFIG_NEW_QUANT
void av1_highbd_quantize_fp_nuq_facade(
    const tran_low_t *coeff_ptr, intptr_t n_coeffs, const MACROBLOCK_PLANE *p,
    tran_low_t *qcoeff_ptr, const MACROBLOCKD_PLANE *pd,
    tran_low_t *dqcoeff_ptr, uint16_t *eob_ptr, const SCAN_ORDER *sc,
    const QUANT_PARAM *qparam);

void av1_highbd_quantize_b_nuq_facade(
    const tran_low_t *coeff_ptr, intptr_t n_coeffs, const MACROBLOCK_PLANE *p,
    tran_low_t *qcoeff_ptr, const MACROBLOCKD_PLANE *pd,
    tran_low_t *dqcoeff_ptr, uint16_t *eob_ptr, const SCAN_ORDER *sc,
    const QUANT_PARAM *qparam);

void av1_highbd_quantize_dc_nuq_facade(
    const tran_low_t *coeff_ptr, intptr_t n_coeffs, const MACROBLOCK_PLANE *p,
    tran_low_t *qcoeff_ptr, const MACROBLOCKD_PLANE *pd,
    tran_low_t *dqcoeff_ptr, uint16_t *eob_ptr, const SCAN_ORDER *sc,
    const QUANT_PARAM *qparam);
#endif  // CONFIG_NEW_QUANT
#endif  // CONFIG_HIGHBITDEPTH

#ifdef __cplusplus
}  // extern "C"
#endif

#endif  // AV1_ENCODER_QUANTIZE_H_