xref: /aosp_15_r20/external/libopenapv/src/oapv_rc.h (revision abb65b4b03b69e1d508d4d9a44dcf199df16e7c3)

/*
 * Copyright (c) 2022 Samsung Electronics Co., Ltd.
 * 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 copyright owner, 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 OWNER 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 (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

#ifndef _OAPV_RC_H_
#define _OAPV_RC_H_

#include "oapv_def.h"
#include <math.h>

#define OAPV_RC_ALPHA                     (6.7542)
#define OAPV_RC_BETA                      (1.2517)
#define OAPV_RC_QP_OFFSET                  12

int oapve_rc_get_tile_cost(oapve_ctx_t* ctx, oapve_core_t* core, oapve_tile_t* tile);
double oapve_rc_estimate_pic_lambda(oapve_ctx_t* ctx, double cost);
int oapve_rc_estimate_pic_qp(double lambda);
void oapve_rc_get_qp(oapve_ctx_t* ctx, oapve_tile_t* tile, int frame_qp, int* qp);
void oapve_rc_update_after_pic(oapve_ctx_t* ctx, double cost);
int oapve_rc_get_tile_cost_thread(oapve_ctx_t* ctx, u64* sum);

#endif