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 __IMPEG2D_VLD_TABLES_H__
21#define __IMPEG2D_VLD_TABLES_H__
22
23
24#define MB_ADDR_INCR_OFFSET       34
25#define MB_ADDR_INCR_LEN          11
26#define MB_TYPE_LEN               6
27#define MV_CODE_LEN               11
28#define MB_CBP_LEN                9
29
30
31
32#define MB_BIDRECT          0x20
33#define MB_QUANT            0x10
34#define MB_MV_FORW          0x8
35#define MB_MV_BACK          0x4
36#define MB_PATTERN          0x2
37#define MB_TYPE_INTRA       0x1
38#define MB_FORW_OR_BACK     (MB_MV_FORW    | MB_MV_BACK)
39#define MB_CODED            (MB_TYPE_INTRA | MB_PATTERN)
40
41
42#define MPEG2_MB_ADDR_INCR_OFFSET       34
43#define MPEG2_INTRA_MBTYPE_OFFSET       69
44#define MPEG2_INTER_MBTYPE_OFFSET       105
45#define MPEG2_BVOP_MBTYPE_OFFSET        125
46#define MPEG2_DCT_DC_SIZE_OFFSET        12
47#define MPEG2_CBP_OFFSET                64
48#define MPEG2_MOTION_CODE_OFFSET        17
49#define MPEG2_DMV_OFFSET                2
50
51#define MPEG2_AC_COEFF_MAX_LEN          16
52#define MB_ADDR_INCR_LEN                11
53#define MPEG2_INTRA_MBTYPE_LEN          2
54#define MPEG2_INTER_MBTYPE_LEN          6
55
56#define MPEG2_DCT_DC_SIZE_LEN           9
57#define MPEG2_DCT_DC_LUMA_SIZE_LEN      9
58#define MPEG2_DCT_DC_CHROMA_SIZE_LEN    10
59#define MPEG2_CBP_LEN                   9
60#define MPEG2_MOTION_CODE_LEN           11
61#define MPEG2_DMV_LEN                   2
62
63#define END_OF_BLOCK                    0x01
64#define ESCAPE_CODE                     0x06
65
66/* Table to be used for decoding the MB increment value */
67extern const WORD16  gai2_impeg2d_mb_addr_incr[][2];
68extern const WORD16  gai2_impeg2d_dct_dc_size[][11][2];
69
70extern const UWORD16 gau2_impeg2d_dct_coeff_zero[];
71extern const UWORD16 gau2_impeg2d_dct_coeff_one[];
72extern const UWORD16 gau2_impeg2d_offset_zero[];
73extern const UWORD16 gau2_impeg2d_offset_one[];
74
75extern const UWORD16 gau2_impeg2d_tab_zero_1_9[];
76extern const UWORD16 gau2_impeg2d_tab_one_1_9[];
77extern const UWORD16 gau2_impeg2d_tab_zero_10_16[];
78extern const UWORD16 gau2_impeg2d_tab_one_10_16[];
79
80extern const UWORD16 gau2_impeg2d_p_mb_type[];
81extern const UWORD16 gau2_impeg2d_b_mb_type[];
82extern const UWORD16 gau2_impeg2d_mv_code[];
83extern const WORD16  gai2_impeg2d_dec_mv[4];
84extern const UWORD16 gau2_impeg2d_cbp_code[];
85
86
87#endif /* __IMPEG2D_VLD_TABLES_H__ */
88
89