Hamsalekha S | 8d3d303 | 2015-03-13 21:24:58 +0530 | [diff] [blame] | 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 | /*! |
| 21 | *************************************************************************** |
| 22 | * \file ih264d_parse_mb_header.h |
| 23 | * |
| 24 | * \brief |
| 25 | * This file contains context identifier decoding routines. |
| 26 | * |
| 27 | * \date |
| 28 | * 04/02/2003 |
| 29 | * |
| 30 | * \author NS |
| 31 | *************************************************************************** |
| 32 | */ |
| 33 | #ifndef _IH264D_PARSE_MB_HEADER_H_ |
| 34 | #define _IH264D_PARSE_MB_HEADER_H_ |
| 35 | |
| 36 | #include "ih264_typedefs.h" |
| 37 | #include "ih264_macros.h" |
| 38 | #include "ih264_platform_macros.h" |
| 39 | #include "ih264d_structs.h" |
| 40 | #include "ih264d_cabac.h" |
| 41 | |
| 42 | WORD32 ih264d_read_intra_pred_modes_cabac(dec_struct_t * ps_dec, |
| 43 | UWORD8 * pu1_prev_intra4x4_pred_mode_flag, |
| 44 | UWORD8 * pu1_rem_intra4x4_pred_mode, |
| 45 | UWORD8 u1_tran_form8x8); |
| 46 | |
| 47 | UWORD32 ih264d_parse_mb_type_cabac(struct _DecStruct * ps_dec); |
| 48 | UWORD8 ih264d_parse_mb_type_intra_cabac(UWORD8 u1_inter, |
| 49 | struct _DecStruct * ps_dec); |
| 50 | |
| 51 | UWORD32 ih264d_parse_submb_type_cabac(const UWORD8 u1_slc_type_p, |
| 52 | decoding_envirnoment_t * ps_cab_env, |
| 53 | dec_bit_stream_t * ps_bitstrm, |
| 54 | bin_ctxt_model_t * ps_sub_mb_cxt); |
| 55 | WORD32 ih264d_parse_ref_idx_cabac(const UWORD8 u1_num_part, |
| 56 | const UWORD8 u1_b2, |
| 57 | const UWORD8 u1_max_ref_minus1, |
| 58 | const UWORD8 u1_mb_mode, |
| 59 | WORD8 * pi1_ref_idx, |
| 60 | WORD8 * const pi1_lft_cxt, |
| 61 | WORD8 * const pi1_top_cxt, |
| 62 | decoding_envirnoment_t * const ps_cab_env, |
| 63 | dec_bit_stream_t * const ps_bitstrm, |
| 64 | bin_ctxt_model_t * const ps_ref_cxt); |
| 65 | |
| 66 | WORD32 ih264d_parse_mb_qp_delta_cabac(struct _DecStruct * ps_dec, |
| 67 | WORD8 *pi1_mb_qp_delta); |
| 68 | WORD8 ih264d_parse_chroma_pred_mode_cabac(struct _DecStruct * ps_dec); |
| 69 | |
| 70 | UWORD32 ih264d_parse_ctx_cbp_cabac(struct _DecStruct * ps_dec); |
| 71 | |
| 72 | UWORD8 ih264d_parse_transform8x8flag_cabac(struct _DecStruct * ps_dec, |
| 73 | dec_mb_info_t * ps_cur_mb_info); |
| 74 | |
| 75 | void ih264d_get_mvd_cabac(UWORD8 u1_sub_mb, |
| 76 | UWORD8 u1_b2, |
| 77 | UWORD8 u1_part_wd, |
| 78 | UWORD8 u1_part_ht, |
| 79 | UWORD8 u1_dec_mvd, |
| 80 | dec_struct_t *ps_dec, |
| 81 | mv_pred_t *ps_mv); |
| 82 | |
| 83 | WORD16 ih264d_parse_mvd_cabac(dec_bit_stream_t * ps_bitstrm, |
| 84 | decoding_envirnoment_t * ps_cab_env, |
| 85 | bin_ctxt_model_t * p_ctxt_mvd, |
| 86 | UWORD32 temp); |
| 87 | |
| 88 | #endif /* _IH264D_PARSE_MB_HEADER_H_ */ |