ih264d_process_intra_mb.h revision 8d3d303c7942ced6a987a52db8977d768dc3605f 
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 **************************************************************************
23 * \file ih264d_process_intra_mb.h
24 *
25 * \brief
26 *    Contains routines that decode a I slice type
27 *
28 * Detailed_description
29 *
30 * \date
31 *    07/07/2003
32 *
33 * \author  NS
34 **************************************************************************
35 */
36#ifndef _IH264D_PROCESS_INTRA_MB_H_
37#define _IH264D_PROCESS_INTRA_MB_H_
38
39#include "ih264_typedefs.h"
40#include "ih264_macros.h"
41#include "ih264_platform_macros.h"
42#include "ih264d_structs.h"
43
44#define CHROMA_TO_LUMA_INTRA_MODE(x)   (x ^ ( (!(x & 0x01)) << 1))
45#define MB_TYPE_TO_INTRA_16x16_MODE(x) ((x - 1) & 0x03)
46
47UWORD32 ih264d_unpack_luma_coeff4x4_mb(dec_struct_t * ps_dec,
48                                    dec_mb_info_t * ps_cur_mb_info,
49                                    UWORD8 intra_flag);
50void ih264d_unpack_chroma_coeff4x4_mb(dec_struct_t * ps_dec,
51                                      dec_mb_info_t * ps_cur_mb_info);
52UWORD32 ih264d_unpack_luma_coeff8x8_mb(dec_struct_t * ps_dec,
53                                    dec_mb_info_t * ps_cur_mb_info);
54
55WORD32 ih264d_read_intra_pred_modes(dec_struct_t *ps_dec,
56                                    UWORD8 *pu1_prev_intra4x4_pred_mode_flag,
57                                    UWORD8 *pu1_rem_intra4x4_pred_mode,
58                                    UWORD32 u4_trans_form8x8);
59
60WORD32 ih264d_process_intra_mb(dec_struct_t * ps_dec,
61                               dec_mb_info_t * ps_cur_mb_info,
62                               UWORD8 u1_mb_num);
63
64#endif  /* _IH264D_PROCESS_INTRA_MB_H_ */
65
66