xref: /aosp_15_r20/external/libavc/encoder/svc/isvce_residual_pred.h (revision 495ae853bb871d1e5a258cb02c2cc13cde8ddb9a)
1 /******************************************************************************
2  *
3  * Copyright (C) 2022 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 *******************************************************************************
23 * @file
24 *  isvce_residual_pred.h
25 *
26 * @brief
27 *  Contains function declarations for function declared in
28 *isvce_residual_pred.c
29 *
30 * @author
31 *  ittiam
32 *
33 * @remarks
34 *  None
35 *
36 *******************************************************************************
37 */
38 
39 #ifndef _ISVCE_RESIDUAL_PRED_H_
40 #define _ISVCE_RESIDUAL_PRED_H_
41 
42 #include "ih264_typedefs.h"
43 #include "isvc_macros.h"
44 #include "ih264_debug.h"
45 #include "isvc_defs.h"
46 #include "isvc_structs.h"
47 #include "isvce_structs.h"
48 #include "isvce_structs.h"
49 
50 /* Structs */
51 typedef struct res_pred_constants_t
52 {
53     void *pv_state;
54 } res_pred_constants_t;
55 
56 typedef struct res_pred_outputs_t
57 {
58     yuv_buf_props_t s_res_pred;
59 } res_pred_outputs_t;
60 
61 typedef struct res_pred_variables_t
62 {
63     svc_ilp_data_t *ps_svc_ilp_data;
64 
65     coordinates_t s_mb_pos;
66 
67     UWORD8 u1_spatial_layer_id;
68 } res_pred_variables_t;
69 
70 typedef struct svc_res_pred_ctxt_t
71 {
72     res_pred_constants_t s_res_pred_constants;
73 
74     res_pred_variables_t s_res_pred_variables;
75 
76     res_pred_outputs_t s_res_pred_outputs;
77 
78 } svc_res_pred_ctxt_t;
79 
80 extern UWORD32 isvce_get_svc_res_pred_ctxt_size(UWORD8 u1_num_spatial_layers,
81                                                 DOUBLE d_spatial_res_ratio, UWORD32 u4_wd,
82                                                 UWORD32 u4_ht);
83 
84 extern void isvce_svc_res_pred_ctxt_init(isvce_codec_t *ps_codec, iv_mem_rec_t *ps_mem_rec);
85 
86 extern void isvce_get_mb_residual_pred(svc_res_pred_ctxt_t *ps_res_pred_ctxt);
87 
88 extern void isvce_get_mb_residual_pred_non_dyadic(svc_res_pred_ctxt_t *ps_res_pred_ctxt);
89 
90 extern void isvce_residual_pred_eval(svc_res_pred_ctxt_t *ps_res_pred_ctxt, yuv_buf_props_t *ps_src,
91                                      yuv_buf_props_t *ps_pred, yuv_buf_props_t *ps_res,
92                                      UWORD32 *pu4_res_pred_sad,
93                                      UWORD8 *pu1_residual_prediction_flag, UWORD32 u4_winning_sad);
94 
95 extern void isvce_update_res_pred_info(isvce_process_ctxt_t *ps_proc);
96 
97 #endif
98