xref: /aosp_15_r20/external/libavc/decoder/svc/isvcd_process_ebslice.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  * @file
23  *  isvcd_process_ebslice.h
24  *
25  * @brief
26  *  Contains declarations of routines that decode an EB slice type
27  *
28  * @author
29  *  Kishore
30  *
31  * @remarks
32  *  None
33  *
34  *******************************************************************************
35  */
36 
37 #ifndef _ISVCD_PROCESS_EBSLICE_H_
38 #define _ISVCD_PROCESS_EBSLICE_H_
39 
40 #include "ih264_typedefs.h"
41 #include "ih264_macros.h"
42 #include "ih264_platform_macros.h"
43 #include "isvcd_structs.h"
44 
45 WORD32 isvcd_parse_ebslice(svc_dec_lyr_struct_t *ps_svc_lyr_dec, UWORD16 u2_first_mb_in_slice);
46 
47 WORD32 isvcd_parse_bslice(svc_dec_lyr_struct_t *ps_svc_lyr_dec, UWORD16 u2_first_mb_in_slice);
48 
49 WORD32 isvcd_mv_pred_ref_tfr_nby2_ebmb(dec_struct_t *ps_svc_lyr_dec, UWORD8 u1_mb_idx,
50                                        UWORD8 u1_num_mbs);
51 
52 WORD32 isvcd_parse_bmb_non_direct_cabac(svc_dec_lyr_struct_t *ps_svc_lyr_dec,
53                                         dec_mb_info_t *ps_cur_mb_info,
54                                         dec_svc_mb_info_t *ps_svc_cur_mb_info, UWORD8 u1_mb_num,
55                                         UWORD8 u1_num_mbsNby2);
56 
57 WORD32 isvcd_parse_bmb_non_direct_cavlc(svc_dec_lyr_struct_t *ps_svc_lyr_dec,
58                                         dec_mb_info_t *ps_cur_mb_info,
59                                         dec_svc_mb_info_t *ps_svc_cur_mb_info, UWORD8 u1_mb_num,
60                                         UWORD8 u1_num_mbsNby2);
61 
62 WORD32 isvcd_decode_spatial_direct(dec_struct_t *ps_svc_lyr_dec, UWORD8 u1_wd_x,
63                                    dec_mb_info_t *ps_cur_mb_info, UWORD8 u1_mb_num);
64 #endif /* _ISVCD_PROCESS_EBSLICE_H_ */