/******************************************************************************
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*
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* Copyright (C) 2018 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at:
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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*****************************************************************************
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* Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore
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*/
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/*!
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******************************************************************************
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* \file rc_cntrl_param.h
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*
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* \brief
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* This file should contain only enumerations and macros exported to codec
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* by RC
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*
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* \date
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*
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* \author
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* ittiam
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*
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******************************************************************************
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*/
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#ifndef _RC_CNTRL_PARAM_H_
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#define _RC_CNTRL_PARAM_H_
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/*****************************************************************************/
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/* Constant Macros */
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/*****************************************************************************/
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#define QSCALE_Q_FAC 6
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#define QSCALE_Q_FAC_3 3
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/*corresponds to hevc qp = 4, not letting it go below 4 for better stability*/
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#define MIN_QSCALE_Q6 64
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#define INVALID_QP (-55)
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#define SCD_MIN_HEVC_QP 18
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/*For very high bitrate reduce min qp limit*/
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#define SCD_MIN_HEVC_QP_HBR 14
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#define SCD_MIN_HEVC_QP_VHBR 10
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#define SCD_MAX_HEVC_QP 48
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#define MAX_HEVC_QP 51
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/*classification based on i_to_average rest ratio so that appropriate qp offset can be chosen*/
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#define I_TO_REST_EXTREME_FAST (1.5)
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#define I_TO_REST_VVFAST (3)
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#define I_TO_REST_VFAST (5)
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#define I_TO_REST_FAST (8)
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#define I_TO_REST_MEDI (10)
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#define I_TO_REST_SLOW (14)
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#define MAX_NUM_FRAME_PARALLEL 8
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/*****************************************************************************/
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/* Enums */
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/*****************************************************************************/
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/* RC algo type */
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typedef enum
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{
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VBR_STORAGE = 0,
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VBR_STORAGE_DVD_COMP = 1,
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VBR_STREAMING = 2,
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CONST_QP = 3,
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CBR_LDRC = 4,
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CBR_NLDRC = 5,
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CBR_NLDRC_HBR = 6,
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MAX_RC_TYPE
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} rc_type_e;
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/**/
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typedef enum
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{
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FIELD_OFFSET = 4
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} field_offset_e;
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/* Picture type structure*/
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typedef enum
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{
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BUF_PIC = -1,
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I_PIC = 0,
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P_PIC,
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B_PIC,
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B1_PIC,
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B2_PIC,
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P1_PIC,
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BB_PIC,
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B11_PIC,
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B22_PIC,
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MAX_PIC_TYPE
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} picture_type_e;
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typedef enum
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{
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I_PIC_SCD = 0x100,
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NA_PIC
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} picture_type_SCD;
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/* MB Type structure*/
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typedef enum
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{
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MB_TYPE_INTRA,
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MB_TYPE_INTER,
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MAX_MB_TYPE /* Based on MB TYPES added the array size increases */
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} mb_type_e;
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typedef enum
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{
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VBV_NORMAL,
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VBV_UNDERFLOW,
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VBV_OVERFLOW,
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VBR_CAUTION
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} vbv_buf_status_e;
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#endif
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