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[libav.git] / libavcodec / h263data.h
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1
2/* intra MCBPC, mb_type = (intra), then (intraq) */
3static const UINT8 intra_MCBPC_code[8] = { 1, 1, 2, 3, 1, 1, 2, 3 };
4static const UINT8 intra_MCBPC_bits[8] = { 1, 3, 3, 3, 4, 6, 6, 6 };
5
6/* inter MCBPC, mb_type = (inter), (intra), (interq), (intraq), (inter4v) */
7static const UINT8 inter_MCBPC_code[20] = {
8 1, 3, 2, 5,
9 3, 4, 3, 3,
10 0, 1, 2, 3,
11 4, 4, 3, 2,
12 2, 5, 4, 5,
13};
14static const UINT8 inter_MCBPC_bits[20] = {
15 1, 4, 4, 6,
16 5, 8, 8, 7,
17 12, 12, 12, 12,
18 6, 9, 9, 9,
19 3, 7, 7, 8,
20};
21
22static const UINT8 cbpy_tab[16][2] =
23{
24 {3,4}, {5,5}, {4,5}, {9,4}, {3,5}, {7,4}, {2,6}, {11,4},
25 {2,5}, {3,6}, {5,4}, {10,4}, {4,4}, {8,4}, {6,4}, {3,2}
26};
27
28static const UINT8 mvtab[33][2] =
29{
30 {1,1}, {1,2}, {1,3}, {1,4}, {3,6}, {5,7}, {4,7}, {3,7},
31 {11,9}, {10,9}, {9,9}, {17,10}, {16,10}, {15,10}, {14,10}, {13,10},
32 {12,10}, {11,10}, {10,10}, {9,10}, {8,10}, {7,10}, {6,10}, {5,10},
33 {4,10}, {7,11}, {6,11}, {5,11}, {4,11}, {3,11}, {2,11}, {3,12},
34 {2,12}
35};
36
37/* third non intra table */
38const UINT16 inter_vlc[103][2] = {
39{ 0x2, 2 },{ 0xf, 4 },{ 0x15, 6 },{ 0x17, 7 },
40{ 0x1f, 8 },{ 0x25, 9 },{ 0x24, 9 },{ 0x21, 10 },
41{ 0x20, 10 },{ 0x7, 11 },{ 0x6, 11 },{ 0x20, 11 },
42{ 0x6, 3 },{ 0x14, 6 },{ 0x1e, 8 },{ 0xf, 10 },
43{ 0x21, 11 },{ 0x50, 12 },{ 0xe, 4 },{ 0x1d, 8 },
44{ 0xe, 10 },{ 0x51, 12 },{ 0xd, 5 },{ 0x23, 9 },
45{ 0xd, 10 },{ 0xc, 5 },{ 0x22, 9 },{ 0x52, 12 },
46{ 0xb, 5 },{ 0xc, 10 },{ 0x53, 12 },{ 0x13, 6 },
47{ 0xb, 10 },{ 0x54, 12 },{ 0x12, 6 },{ 0xa, 10 },
48{ 0x11, 6 },{ 0x9, 10 },{ 0x10, 6 },{ 0x8, 10 },
49{ 0x16, 7 },{ 0x55, 12 },{ 0x15, 7 },{ 0x14, 7 },
50{ 0x1c, 8 },{ 0x1b, 8 },{ 0x21, 9 },{ 0x20, 9 },
51{ 0x1f, 9 },{ 0x1e, 9 },{ 0x1d, 9 },{ 0x1c, 9 },
52{ 0x1b, 9 },{ 0x1a, 9 },{ 0x22, 11 },{ 0x23, 11 },
53{ 0x56, 12 },{ 0x57, 12 },{ 0x7, 4 },{ 0x19, 9 },
54{ 0x5, 11 },{ 0xf, 6 },{ 0x4, 11 },{ 0xe, 6 },
55{ 0xd, 6 },{ 0xc, 6 },{ 0x13, 7 },{ 0x12, 7 },
56{ 0x11, 7 },{ 0x10, 7 },{ 0x1a, 8 },{ 0x19, 8 },
57{ 0x18, 8 },{ 0x17, 8 },{ 0x16, 8 },{ 0x15, 8 },
58{ 0x14, 8 },{ 0x13, 8 },{ 0x18, 9 },{ 0x17, 9 },
59{ 0x16, 9 },{ 0x15, 9 },{ 0x14, 9 },{ 0x13, 9 },
60{ 0x12, 9 },{ 0x11, 9 },{ 0x7, 10 },{ 0x6, 10 },
61{ 0x5, 10 },{ 0x4, 10 },{ 0x24, 11 },{ 0x25, 11 },
62{ 0x26, 11 },{ 0x27, 11 },{ 0x58, 12 },{ 0x59, 12 },
63{ 0x5a, 12 },{ 0x5b, 12 },{ 0x5c, 12 },{ 0x5d, 12 },
64{ 0x5e, 12 },{ 0x5f, 12 },{ 0x3, 7 },
65};
66
67const INT8 inter_level[102] = {
68 1, 2, 3, 4, 5, 6, 7, 8,
69 9, 10, 11, 12, 1, 2, 3, 4,
70 5, 6, 1, 2, 3, 4, 1, 2,
71 3, 1, 2, 3, 1, 2, 3, 1,
72 2, 3, 1, 2, 1, 2, 1, 2,
73 1, 2, 1, 1, 1, 1, 1, 1,
74 1, 1, 1, 1, 1, 1, 1, 1,
75 1, 1, 1, 2, 3, 1, 2, 1,
76 1, 1, 1, 1, 1, 1, 1, 1,
77 1, 1, 1, 1, 1, 1, 1, 1,
78 1, 1, 1, 1, 1, 1, 1, 1,
79 1, 1, 1, 1, 1, 1, 1, 1,
80 1, 1, 1, 1, 1, 1,
81};
82
83const INT8 inter_run[102] = {
84 0, 0, 0, 0, 0, 0, 0, 0,
85 0, 0, 0, 0, 1, 1, 1, 1,
86 1, 1, 2, 2, 2, 2, 3, 3,
87 3, 4, 4, 4, 5, 5, 5, 6,
88 6, 6, 7, 7, 8, 8, 9, 9,
89 10, 10, 11, 12, 13, 14, 15, 16,
90 17, 18, 19, 20, 21, 22, 23, 24,
91 25, 26, 0, 0, 0, 1, 1, 2,
92 3, 4, 5, 6, 7, 8, 9, 10,
93 11, 12, 13, 14, 15, 16, 17, 18,
94 19, 20, 21, 22, 23, 24, 25, 26,
95 27, 28, 29, 30, 31, 32, 33, 34,
96 35, 36, 37, 38, 39, 40,
97};
98
99static RLTable rl_inter = {
100 102,
101 58,
102 inter_vlc,
103 inter_run,
104 inter_level,
105};
106
107static const UINT16 h263_format[8][2] = {
108 { 0, 0 },
109 { 128, 96 },
110 { 176, 144 },
111 { 352, 288 },
112 { 704, 576 },
113 { 1408, 1152 },
114};
115