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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_PROCESS_PSLICE_H_
21 #define _IH264D_PROCESS_PSLICE_H_
22 /*!
23 **************************************************************************
24 * \file ih264d_process_pslice.h
25 *
26 * \brief
27 *    Contains declarations of routines that decode a P 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_pslice(dec_struct_t *ps_dec,
42                             UWORD16 u2_first_mb_in_slice);
43 WORD32 ih264d_parse_pred_weight_table(dec_slice_params_t * ps_cur_slice,
44                                     dec_bit_stream_t * ps_bitstrm);
45 
46 WORD32 parsePSliceData(dec_struct_t * ps_dec,
47                        dec_slice_params_t * ps_slice,
48                        UWORD16 u2_first_mb_in_slice);
49 
50 WORD32 ih264d_process_inter_mb(dec_struct_t * ps_dec,
51                                dec_mb_info_t * ps_cur_mb_info,
52                                UWORD8 u1_mb_num);
53 
54 void ih264d_init_ref_idx_lx_p(dec_struct_t *ps_dec);
55 
56 WORD32 ih264d_mv_pred_ref_tfr_nby2_pmb(dec_struct_t * ps_dec,
57                                      UWORD8 u1_num_mbs,
58                                      UWORD8 u1_num_mbsNby2);
59 
60 WORD32 ih264d_decode_recon_tfr_nmb(dec_struct_t * ps_dec,
61                                  UWORD8 u1_mb_idx,
62                                  UWORD8 u1_num_mbs,
63                                  UWORD8 u1_num_mbs_next,
64                                  UWORD8 u1_tfr_n_mb,
65                                  UWORD8 u1_end_of_row);
66 
67 void ih264d_insert_pic_in_ref_pic_listx(struct pic_buffer_t *ps_ref_pic_buf_lx,
68                                         struct pic_buffer_t *ps_pic);
69 #endif /* _IH264D_PROCESS_PSLICE_H_ */
70