uvg266/src/rate_control.h
2022-04-28 14:18:09 +03:00

80 lines
3.1 KiB
C

#ifndef RATE_CONTROL_H_
#define RATE_CONTROL_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 Control
* \file
* \brief Functions related to rate control.
*/
#include "global.h" // IWYU pragma: keep
#include "encoderstate.h"
#include "pthread.h"
typedef struct uvg_rc_data {
double *c_para[UVG_MAX_GOP_LAYERS];
double *k_para[UVG_MAX_GOP_LAYERS];
double pic_c_para[UVG_MAX_GOP_LAYERS];
double pic_k_para[UVG_MAX_GOP_LAYERS];
double previous_lambdas[UVG_MAX_GOP_LAYERS + 1];
double previous_frame_lambda;
double *intra_bpp;
double *intra_dis;
double intra_pic_distortion;
double intra_pic_bpp;
double intra_alpha;
double intra_beta;
pthread_rwlock_t ck_ctu_lock[UVG_MAX_GOP_LAYERS];
pthread_mutex_t ck_frame_lock;
pthread_mutex_t lambda_lock;
pthread_mutex_t intra_lock;
} uvg_rc_data;
uvg_rc_data * uvg_get_rc_data(const encoder_control_t * const encoder);
void uvg_free_rc_data();
void uvg_set_picture_lambda_and_qp(encoder_state_t * const state);
void uvg_set_lcu_lambda_and_qp(encoder_state_t * const state,
vector2d_t pos);
void uvg_set_ctu_qp_lambda(encoder_state_t * const state, vector2d_t pos);
void uvg_update_after_picture(encoder_state_t * const state);
void uvg_estimate_pic_lambda(encoder_state_t * const state);
#endif // RATE_CONTROL_H_