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68 lines
2.5 KiB
C
68 lines
2.5 KiB
C
#ifndef STRATEGIES_QUANT_H_
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#define STRATEGIES_QUANT_H_
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/*****************************************************************************
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* This file is part of Kvazaar HEVC encoder.
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*
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* Copyright (C) 2013-2015 Tampere University of Technology and others (see
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* COPYING file).
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*
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* Kvazaar is free software: you can redistribute it and/or modify it under
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* the terms of the GNU Lesser General Public License as published by the
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* Free Software Foundation; either version 2.1 of the License, or (at your
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* option) any later version.
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*
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* Kvazaar is distributed in the hope that it will be useful, but WITHOUT ANY
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* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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* FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with Kvazaar. If not, see <http://www.gnu.org/licenses/>.
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****************************************************************************/
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/**
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* \ingroup Optimization
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* \file
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* Interface for quantization functions.
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*/
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#include "cu.h"
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#include "encoderstate.h"
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#include "global.h" // IWYU pragma: keep
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#include "kvazaar.h"
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#include "tables.h"
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// Declare function pointers.
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typedef unsigned (quant_func)(const encoder_state_t * const state, coeff_t *coef, coeff_t *q_coef, int32_t width,
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int32_t height, int8_t type, int8_t scan_idx, int8_t block_type);
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typedef unsigned (quant_residual_func)(encoder_state_t *const state,
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const cu_info_t *const cur_cu, const int width, const color_t color,
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const coeff_scan_order_t scan_order, const int use_trskip,
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const int in_stride, const int out_stride,
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const kvz_pixel *const ref_in, const kvz_pixel *const pred_in,
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kvz_pixel *rec_out, coeff_t *coeff_out);
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typedef unsigned (dequant_func)(const encoder_state_t * const state, coeff_t *q_coef, coeff_t *coef, int32_t width,
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int32_t height, int8_t type, int8_t block_type);
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typedef uint32_t (coeff_abs_sum_func)(const coeff_t *coeffs, size_t length);
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// Declare function pointers.
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extern quant_func * kvz_quant;
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extern quant_residual_func * kvz_quantize_residual;
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extern dequant_func *kvz_dequant;
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extern coeff_abs_sum_func *kvz_coeff_abs_sum;
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int kvz_strategy_register_quant(void* opaque, uint8_t bitdepth);
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#define STRATEGIES_QUANT_EXPORTS \
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{"quant", (void**) &kvz_quant}, \
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{"quantize_residual", (void**) &kvz_quantize_residual}, \
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{"dequant", (void**) &kvz_dequant}, \
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{"coeff_abs_sum", (void**) &kvz_coeff_abs_sum}, \
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#endif //STRATEGIES_QUANT_H_
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