uvg266/src/strategies/strategies-quant.h

100 lines
4.2 KiB
C

#ifndef STRATEGIES_QUANT_H_
#define STRATEGIES_QUANT_H_
/*****************************************************************************
* This file is part of uvg266 VVC encoder.
*
* Copyright (c) 2021, Tampere University, ITU/ISO/IEC, project contributors
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright notice, this
* list of conditions and the following disclaimer in the documentation and/or
* other materials provided with the distribution.
*
* * Neither the name of the Tampere University or ITU/ISO/IEC nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
* INCLUDING NEGLIGENCE OR OTHERWISE ARISING IN ANY WAY OUT OF THE USE OF THIS
****************************************************************************/
/**
* \ingroup Optimization
* \file
* Interface for quantization functions.
*/
#include "cu.h"
#include "encoderstate.h"
#include "global.h" // IWYU pragma: keep
#include "uvg266.h"
#include "tables.h"
// Declare function pointers.
typedef unsigned (quant_func)(const encoder_state_t * const state, coeff_t *coef, coeff_t *q_coef, int32_t width,
int32_t height, color_t color, int8_t scan_idx, int8_t block_type, int8_t transform_skip);
typedef unsigned (quant_cbcr_func)(
encoder_state_t* const state,
const cu_info_t* const cur_cu,
const int width,
const coeff_scan_order_t scan_order,
const int in_stride, const int out_stride,
const uvg_pixel* const u_ref_in,
const uvg_pixel* const v_ref_in,
const uvg_pixel* const u_pred_in,
const uvg_pixel* const v_pred_in,
uvg_pixel* u_rec_out,
uvg_pixel* v_rec_out,
coeff_t* coeff_out,
bool early_skip,
int lmcs_chroma_adj);
typedef unsigned (quant_residual_func)(encoder_state_t *const state,
const cu_info_t *const cur_cu, const int width, const color_t color,
const coeff_scan_order_t scan_order, const int use_trskip,
const int in_stride, const int out_stride,
const uvg_pixel *const ref_in, const uvg_pixel *const pred_in,
uvg_pixel *rec_out, coeff_t *coeff_out,
bool early_skip, int lmcs_chroma_adj);
typedef unsigned (dequant_func)(const encoder_state_t * const state, coeff_t *q_coef, coeff_t *coef, int32_t width,
int32_t height, color_t color, int8_t block_type, int8_t transform_skip);
typedef uint32_t (fast_coeff_cost_func)(const coeff_t *coeff, int32_t width, uint64_t weights);
typedef uint32_t (coeff_abs_sum_func)(const coeff_t *coeffs, size_t length);
// Declare function pointers.
extern quant_func * uvg_quant;
extern quant_cbcr_func* uvg_quant_cbcr_residual;
extern quant_residual_func * uvg_quantize_residual;
extern dequant_func *uvg_dequant;
extern coeff_abs_sum_func *uvg_coeff_abs_sum;
extern fast_coeff_cost_func *uvg_fast_coeff_cost;
int uvg_strategy_register_quant(void* opaque, uint8_t bitdepth);
#define STRATEGIES_QUANT_EXPORTS \
{"quant", (void**) &uvg_quant}, \
{"quant_cbcr_residual", (void**) &uvg_quant_cbcr_residual}, \
{"quantize_residual", (void**) &uvg_quantize_residual}, \
{"dequant", (void**) &uvg_dequant}, \
{"coeff_abs_sum", (void**) &uvg_coeff_abs_sum}, \
{"fast_coeff_cost", (void**) &uvg_fast_coeff_cost}, \
#endif //STRATEGIES_QUANT_H_