94 lines
2.6 KiB
C
94 lines
2.6 KiB
C
/******************************************************************************
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*
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* Copyright (C) 2015 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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#ifndef _RATE_CONTROL_API_STRUCTS_H_
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#define _RATE_CONTROL_API_STRUCTS_H_
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/*
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* The following definitions were present in irc_cntrl_param.h, moved to this
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* file as it is used by irc_rate_control_api.c
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*/
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/* num_frm_in_period = BIT_ALLOC_PERIOD*intra_frame_interval */
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#define VBR_BIT_ALLOC_PERIOD 3
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#define CBR_BIT_ALLOC_PERIOD 1
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/* Rate control state structure */
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typedef struct rate_control_api_t
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{
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/* RC Algorithm */
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rc_type_e e_rc_type;
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/* Whether MB level rc is enabled or not */
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UWORD8 u1_is_mb_level_rc_on;
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/* Picture handling struct */
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pic_handling_handle ps_pic_handling;
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/* Model struct for I and P frms */
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rc_rd_model_handle aps_rd_model[MAX_PIC_TYPE];
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/* VBR storage VBV structure */
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vbr_storage_vbv_handle ps_vbr_storage_vbv;
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/* Calculate the estimated SAD */
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est_sad_handle ps_est_sad;
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/* Allocation of bits for each frame */
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bit_allocation_handle ps_bit_allocation;
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/* Init Qp(also used for Const Qp scenarios) */
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UWORD8 au1_init_qp[MAX_PIC_TYPE];
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/* MB Level rate control state structure */
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mb_rate_control_handle ps_mb_rate_control;
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UWORD8 au1_is_first_frm_coded[MAX_PIC_TYPE];
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UWORD8 au1_prev_frm_qp[MAX_PIC_TYPE];
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cbr_buffer_handle ps_cbr_buffer;
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UWORD8 u1_scd_detected;
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UWORD8 u1_frm_qp_after_scd;
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UWORD8 au1_avg_bitrate_changed[MAX_PIC_TYPE];
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UWORD8 u1_is_first_frm;
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UWORD8 au1_min_max_qp[(MAX_PIC_TYPE << 1)];
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WORD32 i4_prev_frm_est_bits;
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vbr_str_prms_t s_vbr_str_prms;
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/* Store the values which are to be impacted after a delay */
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UWORD32 u4_frms_in_delay_prd_for_peak_bit_rate_change;
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UWORD32 au4_new_peak_bit_rate[MAX_NUM_DRAIN_RATES];
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picture_type_e prev_ref_pic_type;
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} rate_control_api_t;
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#endif/*_RATE_CONTROL_API_STRUCTS_H_*/
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