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      1 /******************************************************************************
      2  *
      3  * Copyright (C) 2018 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 ******************************************************************************
     22 * \file rc_look_ahead_params.h
     23 *
     24 * \brief
     25 *    TODO:
     26 *
     27 * \date
     28 *
     29 * \author
     30 *    ittiam
     31 *
     32 ******************************************************************************
     33 */
     34 
     35 #ifndef _RC_LOOK_AHEAD_PARAMS_H_
     36 #define _RC_LOOK_AHEAD_PARAMS_H_
     37 
     38 /*****************************************************************************/
     39 /* Structure                                                                 */
     40 /*****************************************************************************/
     41 /*
     42 * Frame metrics
     43 */
     44 typedef struct
     45 {
     46     /* Frame variance. Spatial property */
     47     LWORD64 i8_8x8_var_lum;
     48 
     49     /* frame and histogram similarity */
     50     WORD32 ai4_hsim[3];
     51     WORD32 i4_fsim;
     52 
     53 } rc_picture_metrics_t;
     54 
     55 typedef struct
     56 {
     57     /* common params for both lap_out and rc_lap_out */
     58 
     59     WORD32 i4_rc_pic_type;
     60     WORD32 i4_rc_poc;
     61     WORD32 i4_rc_temporal_lyr_id;
     62     WORD32 i4_rc_is_ref_pic;
     63     WORD32 i4_rc_scene_type;
     64     UWORD32 u4_rc_scene_num;
     65     WORD32 i4_rc_display_num;
     66     WORD32 i4_rc_quality_preset;
     67     WORD32 i4_rc_first_field;
     68 
     69     /* rc_lap_out specific params */
     70 
     71     /**
     72       * array of rc_lap_out_params_t pointer to access
     73       * the picture metrics of future pictures in capture order till
     74       * the look ahead frames
     75     */
     76     void *ps_rc_lap_out_next_encode;
     77 
     78     WORD32 i4_next_pic_type;
     79 
     80     WORD32 i4_is_I_only_scd;
     81     WORD32 i4_is_non_I_scd;
     82 
     83     LWORD64 i8_frame_satd_act_accum;
     84     LWORD64 i8_est_I_pic_header_bits;
     85 
     86     /*  Num pels in frame considered while accumulating the above satd metric */
     87     WORD32 i4_num_pels_in_frame_considered;
     88     /* Field type i.e either bottom or top is convyed */
     89     WORD32 i4_is_bottom_field;
     90     /* Coarse ME accumulated cost for entire frame */
     91     LWORD64 i8_frame_acc_coarse_me_cost;
     92     /* Coarse ME accumulated sad for entire frame */
     93     LWORD64 ai8_frame_acc_coarse_me_sad[52];
     94     /* L1 intra SATD */
     95     LWORD64 i8_pre_intra_satd;
     96     /* L1 intra SATD */
     97     LWORD64 ai8_pre_intra_sad[52];
     98     /* L1 IPE sad */
     99     LWORD64 i8_raw_pre_intra_sad;
    100     /* Frame - level L1 ME sad */
    101     LWORD64 i8_raw_l1_coarse_me_sad;
    102     /** Frame - level L1 satd/act accum*/
    103     LWORD64 i8_frame_satd_by_act_L1_accum;
    104     /** Frame - level L1 satd/act accum*/
    105     LWORD64 i8_satd_by_act_L1_accum_evaluated;
    106     /* Frame satd/act accumulated for L0 predicted based on L1 satd and qp used for L0 processing */
    107     LWORD64 i8_frm_satd_act_accum_L0_frm_L1;
    108 
    109     /* Frames for which online/offline model is not valid */
    110     WORD32 i4_is_model_valid;
    111     /* Steady State Frame */
    112     WORD32 i4_is_steady_state;
    113 
    114     LWORD64 i8_est_text_bits;
    115     LWORD64 i8_frame_num;
    116 
    117     frame_info_t *ps_frame_info;
    118     /* complexity metrics from LAP */
    119     rc_picture_metrics_t s_pic_metrics;
    120 
    121     WORD32 i4_is_cmplx_change_reset_model;
    122     WORD32 i4_is_cmplx_change_reset_bits;
    123     WORD32 i4_is_rc_model_needs_to_be_updated;
    124     WORD32 i4_next_sc_i_in_rc_look_ahead;
    125     WORD32 ai4_num_pic_type[MAX_PIC_TYPE];
    126     WORD32 ai4_offsets[5];
    127     WORD32 i4_offsets_set_flag;
    128     WORD32 i4_complexity_bin;
    129     WORD32 i4_ignore_for_rc_update;
    130     WORD32 i4_L1_qp;
    131     WORD32 i4_L0_qp;
    132     WORD32 i4_enable_lookahead;
    133     WORD32 i4_orig_rc_qp;
    134     WORD32 i4_use_offline_model_2pass;
    135     WORD32 i4_next_scene_type;
    136     WORD32 i4_perc_dc_blks;
    137 
    138     /* Used only in ix,vx versions */
    139     LWORD64 i8_frame_acc_satd_cost;
    140     WORD32 i4_l1_update_done;
    141     WORD32 i4_rc_i_pic_lamda_offset;
    142     float f_rc_pred_factor;
    143 
    144 } rc_lap_out_params_t;
    145 
    146 #endif
    147