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      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 _FRAME_INFO_COLLECTOR_H_
     22 #define _FRAME_INFO_COLLECTOR_H_
     23 
     24 typedef struct
     25 {
     26     /* Number of MBs in each type */
     27     WORD32 num_mbs[MAX_MB_TYPE];
     28 
     29     /* Sum of all MB SADs of each MB type  */
     30     WORD32 tot_mb_sad[MAX_MB_TYPE];
     31 
     32     /* Sum of QPs for each mb type */
     33     WORD32 qp_sum[MAX_MB_TYPE];
     34 
     35     /* Header bits consumed other than MB headers */
     36     WORD32 other_header_bits;
     37 
     38     /* Header bits consumed for each type of MBs */
     39     WORD32 mb_header_bits[MAX_MB_TYPE];
     40 
     41     /* Texture bits consumed for each type of MBs */
     42     WORD32 mb_texture_bits[MAX_MB_TYPE];
     43 
     44     /* Sum of all MB activity */
     45     WORD32 activity_sum;
     46 
     47     /* Sum of all the Intra MB cost values for the entire frame */
     48     WORD32 intra_mb_cost_sum;
     49 
     50 } frame_info_t;
     51 
     52 void irc_init_frame_info(frame_info_t *frame_info);
     53 
     54 /*
     55  * Update functions: Collecting information from encoder
     56  */
     57 #define FI_UPDATE_OTHER_HEADER_BITS(frame_info,header_bits)\
     58     {(frame_info)->other_header_bits += (header_bits);}
     59 
     60 #define FI_UPDATE_MB_HEADER(frame_info,header_bits,mb_type)\
     61     {(frame_info)->mb_header_bits[(mb_type)] += (header_bits);}
     62 
     63 #define FI_UPDATE_MB_TEXTURE(frame_info,texture_bits,mb_type)\
     64     {(frame_info)->mb_texture_bits[(mb_type)] += (texture_bits);}
     65 
     66 #define FI_UPDATE_MB_SAD(frame_info,mb_sad,mb_type)\
     67     {(frame_info)->tot_mb_sad[(mb_type)] += (mb_sad);}
     68 
     69 #define FI_UPDATE_MB_QP(frame_info,qp,mb_type)\
     70     {(frame_info)->qp_sum[(mb_type)] += (qp);(frame_info)->num_mbs[(mb_type)]++;}
     71 
     72 #define FI_UPDATE_ACTIVITY(frame_info,mb_activity)\
     73     {(frame_info)->activity_sum += (mb_activity);}
     74 
     75 #define FI_UPDATE_INTRA_MB_COST(frame_info,intra_mb_cost)\
     76     {(frame_info)->intra_mb_cost_sum += (intra_mb_cost);}
     77 
     78 /*
     79  * GET Functions: Sending back collected information to the rate control module
     80  */
     81 
     82 /* Frame Level Model Information */
     83 WORD32 irc_fi_get_total_header_bits(frame_info_t *frame_info);
     84 
     85 WORD32 irc_fi_get_total_texture_bits(frame_info_t *frame_info);
     86 
     87 WORD32 irc_fi_get_average_qp(frame_info_t *frame_info);
     88 
     89 WORD32 irc_fi_get_total_frame_sad(frame_info_t *frame_info);
     90 
     91 WORD32 irc_fi_get_avg_activity(frame_info_t *frame_info);
     92 
     93 /* Number of Intra MBs for Scene Change Detection */
     94 WORD32 irc_fi_get_num_intra_mb(frame_info_t *frame_info);
     95 
     96 /* MB Level Model Information */
     97 WORD32 irc_fi_get_avg_mb_header(frame_info_t *frame_info, UWORD8 mb_type);
     98 
     99 WORD32 irc_fi_get_total_mb_texture_bits(frame_info_t *frame_info,
    100                                         UWORD8 mb_type);
    101 
    102 WORD32 irc_fi_get_total_mb_sad(frame_info_t *frame_info, UWORD8 mb_type);
    103 
    104 WORD32 irc_fi_get_total_mb_qp(frame_info_t *frame_info, UWORD8 mb_type);
    105 
    106 WORD32 irc_fi_get_total_mb(frame_info_t *frame_info, UWORD8 mb_type);
    107 
    108 WORD32 irc_fi_get_total_intra_mb_cost(frame_info_t *frame_info);
    109 #endif
    110