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80 lines
3.2 KiB
C
80 lines
3.2 KiB
C
#ifndef RDO_H_
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#define RDO_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 Compression
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* \file
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* Rate-Distortion Optimization related functionality.
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*/
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#include "cabac.h"
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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 "search_inter.h"
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extern const uint32_t kvz_g_go_rice_range[5];
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extern const uint32_t kvz_g_go_rice_prefix_len[5];
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int kvz_init_rdcost_outfiles(const char *fn_template);
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void kvz_close_rdcost_outfiles(void);
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void kvz_rdoq(encoder_state_t *state, coeff_t *coef, coeff_t *dest_coeff, int32_t width,
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int32_t height, int8_t type, int8_t scan_mode, int8_t block_type, int8_t tr_depth);
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uint32_t kvz_get_coeff_cost(const encoder_state_t * const state,
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const coeff_t *coeff,
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int32_t width,
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int32_t type,
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int8_t scan_mode);
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int32_t kvz_get_ic_rate(encoder_state_t *state, uint32_t abs_level, uint16_t ctx_num_one, uint16_t ctx_num_abs,
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uint16_t abs_go_rice, uint32_t c1_idx, uint32_t c2_idx, int8_t type);
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uint32_t kvz_get_coded_level(encoder_state_t * state, double* coded_cost, double* coded_cost0, double* coded_cost_sig,
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int32_t level_double, uint32_t max_abs_level,
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uint16_t ctx_num_sig, uint16_t ctx_num_one, uint16_t ctx_num_abs,
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uint16_t abs_go_rice,
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uint32_t c1_idx, uint32_t c2_idx,
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int32_t q_bits,double temp, int8_t last, int8_t type);
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kvz_mvd_cost_func kvz_calc_mvd_cost_cabac;
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uint32_t kvz_get_mvd_coding_cost_cabac(const encoder_state_t *state,
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const cabac_data_t* cabac,
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int32_t mvd_hor,
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int32_t mvd_ver);
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// Number of fixed point fractional bits used in the fractional bit table.
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#define CTX_FRAC_BITS 15
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#define CTX_FRAC_ONE_BIT (1 << CTX_FRAC_BITS)
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#define CTX_FRAC_HALF_BIT (1 << (CTX_FRAC_BITS - 1))
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extern const uint32_t kvz_entropy_bits[128];
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#define CTX_ENTROPY_BITS(ctx, val) kvz_entropy_bits[(ctx)->uc_state ^ (val)]
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// Floating point fractional bits, derived from kvz_entropy_bits
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extern const float kvz_f_entropy_bits[128];
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#define CTX_ENTROPY_FBITS(ctx, val) kvz_f_entropy_bits[(ctx)->uc_state ^ (val)]
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#endif
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