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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 #ifndef _IH264D_PARSE_BSLICE_H_
21 #define _IH264D_PARSE_BSLICE_H_
22 /*!
23 **************************************************************************
24 * \file ih264d_process_bslice.h
25 *
26 * \brief
27 *    Contains declarations of routines that decode a B slice type
28 *
29 * Detailed_description
30 *
31 * \date
32 *    21/12/2002
33 *
34 * \author  NS
35 **************************************************************************
36 */
37 #include "ih264_typedefs.h"
38 #include "ih264_macros.h"
39 #include "ih264_platform_macros.h"
40 #include "ih264d_structs.h"
41 WORD32 ih264d_parse_bslice(dec_struct_t * ps_dec,
42                             UWORD16 u2_first_mb_in_slice);
43 WORD32 ih264d_decode_spatial_direct(dec_struct_t * ps_dec,
44                                     UWORD8 u1_wd_x,
45                                     dec_mb_info_t * ps_cur_mb_info,
46                                     UWORD8 u1_mb_num);
47 WORD32 ih264d_decode_temporal_direct(dec_struct_t * ps_dec,
48                                      UWORD8 u1_wd_x,
49                                      dec_mb_info_t * ps_cur_mb_info,
50                                      UWORD8 u1_mb_num);
51 WORD32 parseBSliceData(dec_struct_t * ps_dec,
52                        dec_slice_params_t * ps_slice,
53                        UWORD16 u2_first_mb_in_slice);
54 WORD32 parseBSliceData(dec_struct_t * ps_dec,
55                        dec_slice_params_t * ps_slice,
56                        UWORD16 u2_first_mb_in_slice);
57 
58 void ih264d_init_ref_idx_lx_b(dec_struct_t *ps_dec);
59 
60 void ih264d_convert_frm_to_fld_list(struct pic_buffer_t *ps_ref_pic_buf_lx,
61                                     UWORD8 *pu1_L0,
62                                     dec_struct_t *ps_dec,
63                                     UWORD8 u1_num_short_term_bufs);
64 
65 void ih264d_convert_frm_mbaff_list(dec_struct_t *ps_dec);
66 void ih264d_one_to_one(dec_struct_t *ps_dec,
67                        struct pic_buffer_t *ps_col_pic,
68                        directmv_t *ps_direct,
69                        UWORD8 u1_wd_x,
70                        WORD32 u2_sub_mb_ofst,
71                        dec_mb_info_t * ps_cur_mb_info);
72 void ih264d_mbaff_cross_pmbair(dec_struct_t *ps_dec,
73                                struct pic_buffer_t *ps_col_pic,
74                                directmv_t *ps_direct,
75                                UWORD8 u1_wd_x,
76                                WORD32 u2_sub_mb_ofst,
77                                dec_mb_info_t * ps_cur_mb_info);
78 void ih264d_frm_to_fld(dec_struct_t *ps_dec,
79                        struct pic_buffer_t *ps_col_pic,
80                        directmv_t *ps_direct,
81                        UWORD8 u1_wd_x,
82                        WORD32 u2_sub_mb_ofst,
83                        dec_mb_info_t * ps_cur_mb_info);
84 void ih264d_fld_to_frm(dec_struct_t *ps_dec,
85                        struct pic_buffer_t *ps_col_pic,
86                        directmv_t *ps_direct,
87                        UWORD8 u1_wd_x,
88                        WORD32 u2_sub_mb_ofst,
89                        dec_mb_info_t * ps_cur_mb_info);
90 void ih264d_mbaff_to_fld(dec_struct_t *ps_dec,
91                          struct pic_buffer_t *ps_col_pic,
92                          directmv_t *ps_direct,
93                          UWORD8 u1_wd_x,
94                          WORD32 u2_sub_mb_ofst,
95                          dec_mb_info_t * ps_cur_mb_info);
96 void ih264d_fld_to_mbaff(dec_struct_t *ps_dec,
97                          struct pic_buffer_t *ps_col_pic,
98                          directmv_t *ps_direct,
99                          UWORD8 u1_wd_x,
100                          WORD32 u2_sub_mb_ofst,
101                          dec_mb_info_t * ps_cur_mb_info);
102 WORD32 ih264d_cal_col_pic(dec_struct_t *ps_dec);
103 
104 WORD32 ih264d_mv_pred_ref_tfr_nby2_bmb(dec_struct_t * ps_dec,
105                                      UWORD8 u1_num_mbs,
106                                      UWORD8 u1_num_mbsNby2);
107 
108 #endif /* _IH264D_PARSE_BSLICE_H_ */
109