| /****************************************************************************** |
| * |
| * 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 |