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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 ihevce_nbr_avail.h
23 *
24 * \brief
25 *    This file contains function prototypes of neihbour acces related funcs
26 *
27 * \date
28 *    18/09/2012
29 *
30 * \author
31 *    Ittiam
32 *
33 ******************************************************************************
34 */
35 
36 #ifndef _IHEVCE_NBR_AVAIL_H_
37 #define _IHEVCE_NBR_AVAIL_H_
38 
39 /*****************************************************************************/
40 /* Constant Macros                                                           */
41 /*****************************************************************************/
42 
43 /*****************************************************************************/
44 /* Function Macros                                                           */
45 /*****************************************************************************/
46 
47 /*****************************************************************************/
48 /* Typedefs                                                                  */
49 /*****************************************************************************/
50 
51 /*****************************************************************************/
52 /* Enums                                                                     */
53 /*****************************************************************************/
54 
55 /*****************************************************************************/
56 /* Structure                                                                 */
57 /*****************************************************************************/
58 
59 /*****************************************************************************/
60 /* Extern Function Declarations                                              */
61 /*****************************************************************************/
62 
63 void ihevce_set_ctb_nbr(
64     nbr_avail_flags_t *ps_nbr,
65     UWORD8 *pu1_nbr_map,
66     WORD32 nbr_map_strd,
67     WORD32 ctb_pos_x,
68     WORD32 ctb_pos_y,
69     frm_ctb_ctxt_t *ps_frm_ctb_prms);
70 
71 WORD32 ihevce_get_nbr_intra(
72     nbr_avail_flags_t *ps_cu_nbr,
73     UWORD8 *pu1_nbr_map,
74     WORD32 nbr_map_strd,
75     WORD32 unit_4x4_pos_x,
76     WORD32 unit_4x4_pos_y,
77     WORD32 unit_4x4_size);
78 
79 void ihevce_get_only_nbr_flag(
80     nbr_avail_flags_t *ps_cu_nbr,
81     UWORD8 *pu1_nbr_map,
82     WORD32 nbr_map_strd,
83     WORD32 unit_4x4_pos_x,
84     WORD32 unit_4x4_pos_y,
85     WORD32 unit_4x4_size_hz,
86     WORD32 unit_4x4_size_vt);
87 
88 void ihevce_set_nbr_map(
89     UWORD8 *pu1_nbr_map,
90     WORD32 nbr_map_strd,
91     WORD32 unit_4x4_pos_x,
92     WORD32 unit_4x4_pos_y,
93     WORD32 unit_4x4_size,
94     WORD32 val);
95 void ihevce_set_inter_nbr_map(
96     UWORD8 *pu1_nbr_map,
97     WORD32 nbr_map_strd,
98     WORD32 unit_4x4_pos_x,
99     WORD32 unit_4x4_pos_y,
100     WORD32 unit_4x4_size_hz,
101     WORD32 unit_4x4_size_vt,
102     WORD32 val);
103 
104 WORD32 ihevce_get_nbr_intra_mxn_tu(
105     UWORD8 *pu1_nbr_map,
106     WORD32 nbr_map_strd,
107     WORD32 unit_4x4_pos_x,
108     WORD32 unit_4x4_pos_y,
109     WORD32 unit_4x4_size_horz,
110     WORD32 unit_4x4_size_vert);
111 
112 WORD32 ihevce_get_intra_chroma_tu_nbr(
113     WORD32 i4_luma_nbr_flags, WORD32 i4_subtu_idx, WORD32 i4_trans_size, UWORD8 u1_is_422);
114 
115 #endif /* _IHEVCE_NBR_AVAIL_H_ */
116