| Hamsalekha S | 8d3d303 | 2015-03-13 21:24:58 +0530 | [diff] [blame] | 1 | /****************************************************************************** |
| 2 | * |
| 3 | * Copyright (C) 2015 The Android Open Source Project |
| 4 | * |
| 5 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 6 | * you may not use this file except in compliance with the License. |
| 7 | * You may obtain a copy of the License at: |
| 8 | * |
| 9 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 10 | * |
| 11 | * Unless required by applicable law or agreed to in writing, software |
| 12 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 13 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 14 | * See the License for the specific language governing permissions and |
| 15 | * limitations under the License. |
| 16 | * |
| 17 | ***************************************************************************** |
| 18 | * Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore |
| 19 | */ |
| 20 | |
| 21 | #ifndef _RATE_CONTROL_API_STRUCTS_H_ |
| 22 | #define _RATE_CONTROL_API_STRUCTS_H_ |
| 23 | |
| 24 | /* |
| 25 | * The following definitions were present in irc_cntrl_param.h, moved to this |
| 26 | * file as it is used by irc_rate_control_api.c |
| 27 | */ |
| 28 | |
| 29 | /* num_frm_in_period = BIT_ALLOC_PERIOD*intra_frame_interval */ |
| 30 | #define VBR_BIT_ALLOC_PERIOD 3 |
| 31 | #define CBR_BIT_ALLOC_PERIOD 1 |
| 32 | |
| 33 | /* Rate control state structure */ |
| 34 | typedef struct rate_control_api_t |
| 35 | { |
| 36 | /* RC Algorithm */ |
| 37 | rc_type_e e_rc_type; |
| 38 | |
| 39 | /* Whether MB level rc is enabled or not */ |
| 40 | UWORD8 u1_is_mb_level_rc_on; |
| 41 | |
| 42 | /* Picture handling struct */ |
| 43 | pic_handling_handle ps_pic_handling; |
| 44 | |
| 45 | /* Model struct for I and P frms */ |
| 46 | rc_rd_model_handle aps_rd_model[MAX_PIC_TYPE]; |
| 47 | |
| 48 | /* VBR storage VBV structure */ |
| 49 | vbr_storage_vbv_handle ps_vbr_storage_vbv; |
| 50 | |
| 51 | /* Calculate the estimated SAD */ |
| 52 | est_sad_handle ps_est_sad; |
| 53 | |
| 54 | /* Allocation of bits for each frame */ |
| 55 | bit_allocation_handle ps_bit_allocation; |
| 56 | |
| 57 | /* Init Qp(also used for Const Qp scenarios) */ |
| 58 | UWORD8 au1_init_qp[MAX_PIC_TYPE]; |
| 59 | |
| 60 | /* MB Level rate control state structure */ |
| 61 | mb_rate_control_handle ps_mb_rate_control; |
| 62 | |
| 63 | UWORD8 au1_is_first_frm_coded[MAX_PIC_TYPE]; |
| 64 | |
| 65 | UWORD8 au1_prev_frm_qp[MAX_PIC_TYPE]; |
| 66 | |
| 67 | cbr_buffer_handle ps_cbr_buffer; |
| 68 | |
| 69 | UWORD8 u1_scd_detected; |
| 70 | |
| 71 | UWORD8 u1_frm_qp_after_scd; |
| 72 | |
| 73 | UWORD8 au1_avg_bitrate_changed[MAX_PIC_TYPE]; |
| 74 | |
| 75 | UWORD8 u1_is_first_frm; |
| 76 | |
| 77 | UWORD8 au1_min_max_qp[(MAX_PIC_TYPE << 1)]; |
| 78 | |
| 79 | WORD32 i4_prev_frm_est_bits; |
| 80 | |
| 81 | vbr_str_prms_t s_vbr_str_prms; |
| 82 | |
| 83 | /* Store the values which are to be impacted after a delay */ |
| 84 | UWORD32 u4_frms_in_delay_prd_for_peak_bit_rate_change; |
| 85 | |
| 86 | UWORD32 au4_new_peak_bit_rate[MAX_NUM_DRAIN_RATES]; |
| 87 | |
| 88 | picture_type_e prev_ref_pic_type; |
| 89 | |
| 90 | } rate_control_api_t; |
| 91 | |
| 92 | #endif/*_RATE_CONTROL_API_STRUCTS_H_*/ |
| 93 | |