xref: /aosp_15_r20/external/libavc/encoder/irc_mb_model_based.h (revision 495ae853bb871d1e5a258cb02c2cc13cde8ddb9a)

/******************************************************************************
 *
 * Copyright (C) 2015 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at:
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 *****************************************************************************
 * Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore
*/

#ifndef _MB_MODEL_BASED_H_
#define _MB_MODEL_BASED_H_

typedef struct mb_rate_control_t *mb_rate_control_handle;

WORD32 irc_mbrc_num_fill_use_free_memtab(mb_rate_control_handle *pps_mb_rate_control,
                                         itt_memtab_t *ps_memtab,
                                         ITT_FUNC_TYPE_E e_func_type);

/* Initializing the state structure */
void irc_init_mb_level_rc(mb_rate_control_handle ps_mb_rate_control);

/* MB parameters that are to be initialized at a frame level */
void irc_mb_init_frame_level(mb_rate_control_handle ps_mb_rate_control,
                             UWORD8 u1_frame_qp);

/* MB Level call to get the mb_level QP */
void irc_get_mb_qp(mb_rate_control_handle ps_mb_rate_control,
                   WORD32 i4_cur_mb_activity,
                   WORD32 *pi4_mb_qp);

/* MB Parameters that are to be updated at a frame level */
void irc_mb_update_frame_level(mb_rate_control_handle ps_mb_rate_control,
                               WORD32 i4_avg_activity);

/****************************************************************************
 CONTROL FUCNTIONS FROM FRAME LEVEL
 ****************************************************************************/

/* Returns the stored frame level QP */
UWORD8 irc_get_frm_level_qp(mb_rate_control_handle ps_mb_rate_control);

/* Disables activity based qp modulation */
void irc_reset_mb_activity(mb_rate_control_handle ps_mb_rate_control);

#endif