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/******************************************************************************
*
* Copyright (C) 2018 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
*/
/*!
******************************************************************************
* \file rc_cntrl_param.h
*
* \brief
* This file should contain only enumerations and macros exported to codec
* by RC
*
* \date
*
* \author
* ittiam
*
******************************************************************************
*/
#ifndef _RC_CNTRL_PARAM_H_
#define _RC_CNTRL_PARAM_H_
/*****************************************************************************/
/* Constant Macros */
/*****************************************************************************/
#define QSCALE_Q_FAC 6
#define QSCALE_Q_FAC_3 3
/*corresponds to hevc qp = 4, not letting it go below 4 for better stability*/
#define MIN_QSCALE_Q6 64
#define INVALID_QP (-55)
#define SCD_MIN_HEVC_QP 18
/*For very high bitrate reduce min qp limit*/
#define SCD_MIN_HEVC_QP_HBR 14
#define SCD_MIN_HEVC_QP_VHBR 10
#define SCD_MAX_HEVC_QP 48
#define MAX_HEVC_QP 51
/*classification based on i_to_average rest ratio so that appropriate qp offset can be chosen*/
#define I_TO_REST_EXTREME_FAST (1.5)
#define I_TO_REST_VVFAST (3)
#define I_TO_REST_VFAST (5)
#define I_TO_REST_FAST (8)
#define I_TO_REST_MEDI (10)
#define I_TO_REST_SLOW (14)
#define MAX_NUM_FRAME_PARALLEL 8
/*****************************************************************************/
/* Enums */
/*****************************************************************************/
/* RC algo type */
typedef enum
{
VBR_STORAGE = 0,
VBR_STORAGE_DVD_COMP = 1,
VBR_STREAMING = 2,
CONST_QP = 3,
CBR_LDRC = 4,
CBR_NLDRC = 5,
CBR_NLDRC_HBR = 6,
MAX_RC_TYPE
} rc_type_e;
/**/
typedef enum
{
FIELD_OFFSET = 4
} field_offset_e;
/* Picture type structure*/
typedef enum
{
BUF_PIC = -1,
I_PIC = 0,
P_PIC,
B_PIC,
B1_PIC,
B2_PIC,
P1_PIC,
BB_PIC,
B11_PIC,
B22_PIC,
MAX_PIC_TYPE
} picture_type_e;
typedef enum
{
I_PIC_SCD = 0x100,
NA_PIC
} picture_type_SCD;
/* MB Type structure*/
typedef enum
{
MB_TYPE_INTRA,
MB_TYPE_INTER,
MAX_MB_TYPE /* Based on MB TYPES added the array size increases */
} mb_type_e;
typedef enum
{
VBV_NORMAL,
VBV_UNDERFLOW,
VBV_OVERFLOW,
VBR_CAUTION
} vbv_buf_status_e;
#endif
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