VirtualBox

source: vbox/trunk/src/libs/ffmpeg-20060710/libavcodec/h263data.h@ 10184

最後變更 在這個檔案從10184是 5776,由 vboxsync 提交於 17 年 前

ffmpeg: exported to OSE
檔案大小: 9.1 KB
行 
1/**
2 * @file h263data.h
3 * H.263 tables.
4 */
5
6
7/* intra MCBPC, mb_type = (intra), then (intraq) */
8const uint8_t intra_MCBPC_code[9] = { 1, 1, 2, 3, 1, 1, 2, 3, 1 };
9const uint8_t intra_MCBPC_bits[9] = { 1, 3, 3, 3, 4, 6, 6, 6, 9 };
10
11/* inter MCBPC, mb_type = (inter), (intra), (interq), (intraq), (inter4v) */
12/* Changed the tables for interq and inter4v+q, following the standard ** Juanjo ** */
13const uint8_t inter_MCBPC_code[28] = {
14 1, 3, 2, 5,
15 3, 4, 3, 3,
16 3, 7, 6, 5,
17 4, 4, 3, 2,
18 2, 5, 4, 5,
19 1, 0, 0, 0, /* Stuffing */
20 2, 12, 14, 15,
21};
22const uint8_t inter_MCBPC_bits[28] = {
23 1, 4, 4, 6, /* inter */
24 5, 8, 8, 7, /* intra */
25 3, 7, 7, 9, /* interQ */
26 6, 9, 9, 9, /* intraQ */
27 3, 7, 7, 8, /* inter4 */
28 9, 0, 0, 0, /* Stuffing */
29 11, 13, 13, 13,/* inter4Q*/
30};
31
32static const uint8_t h263_mbtype_b_tab[15][2] = {
33 {1, 1},
34 {3, 3},
35 {1, 5},
36 {4, 4},
37 {5, 4},
38 {6, 6},
39 {2, 4},
40 {3, 4},
41 {7, 6},
42 {4, 6},
43 {5, 6},
44 {1, 6},
45 {1,10},
46 {1, 7},
47 {1, 8},
48};
49
50static const int h263_mb_type_b_map[15]= {
51 MB_TYPE_DIRECT2 | MB_TYPE_L0L1,
52 MB_TYPE_DIRECT2 | MB_TYPE_L0L1 | MB_TYPE_CBP,
53 MB_TYPE_DIRECT2 | MB_TYPE_L0L1 | MB_TYPE_CBP | MB_TYPE_QUANT,
54 MB_TYPE_L0 | MB_TYPE_16x16,
55 MB_TYPE_L0 | MB_TYPE_CBP | MB_TYPE_16x16,
56 MB_TYPE_L0 | MB_TYPE_CBP | MB_TYPE_QUANT | MB_TYPE_16x16,
57 MB_TYPE_L1 | MB_TYPE_16x16,
58 MB_TYPE_L1 | MB_TYPE_CBP | MB_TYPE_16x16,
59 MB_TYPE_L1 | MB_TYPE_CBP | MB_TYPE_QUANT | MB_TYPE_16x16,
60 MB_TYPE_L0L1 | MB_TYPE_16x16,
61 MB_TYPE_L0L1 | MB_TYPE_CBP | MB_TYPE_16x16,
62 MB_TYPE_L0L1 | MB_TYPE_CBP | MB_TYPE_QUANT | MB_TYPE_16x16,
63 0, //stuffing
64 MB_TYPE_INTRA4x4 | MB_TYPE_CBP,
65 MB_TYPE_INTRA4x4 | MB_TYPE_CBP | MB_TYPE_QUANT,
66};
67
68const uint8_t cbpc_b_tab[4][2] = {
69{0, 1},
70{2, 2},
71{7, 3},
72{6, 3},
73};
74
75const uint8_t cbpy_tab[16][2] =
76{
77 {3,4}, {5,5}, {4,5}, {9,4}, {3,5}, {7,4}, {2,6}, {11,4},
78 {2,5}, {3,6}, {5,4}, {10,4}, {4,4}, {8,4}, {6,4}, {3,2}
79};
80
81const uint8_t mvtab[33][2] =
82{
83 {1,1}, {1,2}, {1,3}, {1,4}, {3,6}, {5,7}, {4,7}, {3,7},
84 {11,9}, {10,9}, {9,9}, {17,10}, {16,10}, {15,10}, {14,10}, {13,10},
85 {12,10}, {11,10}, {10,10}, {9,10}, {8,10}, {7,10}, {6,10}, {5,10},
86 {4,10}, {7,11}, {6,11}, {5,11}, {4,11}, {3,11}, {2,11}, {3,12},
87 {2,12}
88};
89
90/* third non intra table */
91const uint16_t inter_vlc[103][2] = {
92{ 0x2, 2 },{ 0xf, 4 },{ 0x15, 6 },{ 0x17, 7 },
93{ 0x1f, 8 },{ 0x25, 9 },{ 0x24, 9 },{ 0x21, 10 },
94{ 0x20, 10 },{ 0x7, 11 },{ 0x6, 11 },{ 0x20, 11 },
95{ 0x6, 3 },{ 0x14, 6 },{ 0x1e, 8 },{ 0xf, 10 },
96{ 0x21, 11 },{ 0x50, 12 },{ 0xe, 4 },{ 0x1d, 8 },
97{ 0xe, 10 },{ 0x51, 12 },{ 0xd, 5 },{ 0x23, 9 },
98{ 0xd, 10 },{ 0xc, 5 },{ 0x22, 9 },{ 0x52, 12 },
99{ 0xb, 5 },{ 0xc, 10 },{ 0x53, 12 },{ 0x13, 6 },
100{ 0xb, 10 },{ 0x54, 12 },{ 0x12, 6 },{ 0xa, 10 },
101{ 0x11, 6 },{ 0x9, 10 },{ 0x10, 6 },{ 0x8, 10 },
102{ 0x16, 7 },{ 0x55, 12 },{ 0x15, 7 },{ 0x14, 7 },
103{ 0x1c, 8 },{ 0x1b, 8 },{ 0x21, 9 },{ 0x20, 9 },
104{ 0x1f, 9 },{ 0x1e, 9 },{ 0x1d, 9 },{ 0x1c, 9 },
105{ 0x1b, 9 },{ 0x1a, 9 },{ 0x22, 11 },{ 0x23, 11 },
106{ 0x56, 12 },{ 0x57, 12 },{ 0x7, 4 },{ 0x19, 9 },
107{ 0x5, 11 },{ 0xf, 6 },{ 0x4, 11 },{ 0xe, 6 },
108{ 0xd, 6 },{ 0xc, 6 },{ 0x13, 7 },{ 0x12, 7 },
109{ 0x11, 7 },{ 0x10, 7 },{ 0x1a, 8 },{ 0x19, 8 },
110{ 0x18, 8 },{ 0x17, 8 },{ 0x16, 8 },{ 0x15, 8 },
111{ 0x14, 8 },{ 0x13, 8 },{ 0x18, 9 },{ 0x17, 9 },
112{ 0x16, 9 },{ 0x15, 9 },{ 0x14, 9 },{ 0x13, 9 },
113{ 0x12, 9 },{ 0x11, 9 },{ 0x7, 10 },{ 0x6, 10 },
114{ 0x5, 10 },{ 0x4, 10 },{ 0x24, 11 },{ 0x25, 11 },
115{ 0x26, 11 },{ 0x27, 11 },{ 0x58, 12 },{ 0x59, 12 },
116{ 0x5a, 12 },{ 0x5b, 12 },{ 0x5c, 12 },{ 0x5d, 12 },
117{ 0x5e, 12 },{ 0x5f, 12 },{ 0x3, 7 },
118};
119
120const int8_t inter_level[102] = {
121 1, 2, 3, 4, 5, 6, 7, 8,
122 9, 10, 11, 12, 1, 2, 3, 4,
123 5, 6, 1, 2, 3, 4, 1, 2,
124 3, 1, 2, 3, 1, 2, 3, 1,
125 2, 3, 1, 2, 1, 2, 1, 2,
126 1, 2, 1, 1, 1, 1, 1, 1,
127 1, 1, 1, 1, 1, 1, 1, 1,
128 1, 1, 1, 2, 3, 1, 2, 1,
129 1, 1, 1, 1, 1, 1, 1, 1,
130 1, 1, 1, 1, 1, 1, 1, 1,
131 1, 1, 1, 1, 1, 1, 1, 1,
132 1, 1, 1, 1, 1, 1, 1, 1,
133 1, 1, 1, 1, 1, 1,
134};
135
136const int8_t inter_run[102] = {
137 0, 0, 0, 0, 0, 0, 0, 0,
138 0, 0, 0, 0, 1, 1, 1, 1,
139 1, 1, 2, 2, 2, 2, 3, 3,
140 3, 4, 4, 4, 5, 5, 5, 6,
141 6, 6, 7, 7, 8, 8, 9, 9,
142 10, 10, 11, 12, 13, 14, 15, 16,
143 17, 18, 19, 20, 21, 22, 23, 24,
144 25, 26, 0, 0, 0, 1, 1, 2,
145 3, 4, 5, 6, 7, 8, 9, 10,
146 11, 12, 13, 14, 15, 16, 17, 18,
147 19, 20, 21, 22, 23, 24, 25, 26,
148 27, 28, 29, 30, 31, 32, 33, 34,
149 35, 36, 37, 38, 39, 40,
150};
151
152static RLTable rl_inter = {
153 102,
154 58,
155 inter_vlc,
156 inter_run,
157 inter_level,
158};
159
160const uint16_t intra_vlc_aic[103][2] = {
161{ 0x2, 2 }, { 0x6, 3 }, { 0xe, 4 }, { 0xc, 5 },
162{ 0xd, 5 }, { 0x10, 6 }, { 0x11, 6 }, { 0x12, 6 },
163{ 0x16, 7 }, { 0x1b, 8 }, { 0x20, 9 }, { 0x21, 9 },
164{ 0x1a, 9 }, { 0x1b, 9 }, { 0x1c, 9 }, { 0x1d, 9 },
165{ 0x1e, 9 }, { 0x1f, 9 }, { 0x23, 11 }, { 0x22, 11 },
166{ 0x57, 12 }, { 0x56, 12 }, { 0x55, 12 }, { 0x54, 12 },
167{ 0x53, 12 }, { 0xf, 4 }, { 0x14, 6 }, { 0x14, 7 },
168{ 0x1e, 8 }, { 0xf, 10 }, { 0x21, 11 }, { 0x50, 12 },
169{ 0xb, 5 }, { 0x15, 7 }, { 0xe, 10 }, { 0x9, 10 },
170{ 0x15, 6 }, { 0x1d, 8 }, { 0xd, 10 }, { 0x51, 12 },
171{ 0x13, 6 }, { 0x23, 9 }, { 0x7, 11 }, { 0x17, 7 },
172{ 0x22, 9 }, { 0x52, 12 }, { 0x1c, 8 }, { 0xc, 10 },
173{ 0x1f, 8 }, { 0xb, 10 }, { 0x25, 9 }, { 0xa, 10 },
174{ 0x24, 9 }, { 0x6, 11 }, { 0x21, 10 }, { 0x20, 10 },
175{ 0x8, 10 }, { 0x20, 11 }, { 0x7, 4 }, { 0xc, 6 },
176{ 0x10, 7 }, { 0x13, 8 }, { 0x11, 9 }, { 0x12, 9 },
177{ 0x4, 10 }, { 0x27, 11 }, { 0x26, 11 }, { 0x5f, 12 },
178{ 0xf, 6 }, { 0x13, 9 }, { 0x5, 10 }, { 0x25, 11 },
179{ 0xe, 6 }, { 0x14, 9 }, { 0x24, 11 }, { 0xd, 6 },
180{ 0x6, 10 }, { 0x5e, 12 }, { 0x11, 7 }, { 0x7, 10 },
181{ 0x13, 7 }, { 0x5d, 12 }, { 0x12, 7 }, { 0x5c, 12 },
182{ 0x14, 8 }, { 0x5b, 12 }, { 0x15, 8 }, { 0x1a, 8 },
183{ 0x19, 8 }, { 0x18, 8 }, { 0x17, 8 }, { 0x16, 8 },
184{ 0x19, 9 }, { 0x15, 9 }, { 0x16, 9 }, { 0x18, 9 },
185{ 0x17, 9 }, { 0x4, 11 }, { 0x5, 11 }, { 0x58, 12 },
186{ 0x59, 12 }, { 0x5a, 12 }, { 0x3, 7 },
187};
188
189const int8_t intra_run_aic[102] = {
190 0, 0, 0, 0, 0, 0, 0, 0,
191 0, 0, 0, 0, 0, 0, 0, 0,
192 0, 0, 0, 0, 0, 0, 0, 0,
193 0, 1, 1, 1, 1, 1, 1, 1,
194 2, 2, 2, 2, 3, 3, 3, 3,
195 4, 4, 4, 5, 5, 5, 6, 6,
196 7, 7, 8, 8, 9, 9, 10, 11,
19712, 13, 0, 0, 0, 0, 0, 0,
198 0, 0, 0, 0, 1, 1, 1, 1,
199 2, 2, 2, 3, 3, 3, 4, 4,
200 5, 5, 6, 6, 7, 7, 8, 9,
20110, 11, 12, 13, 14, 15, 16, 17,
20218, 19, 20, 21, 22, 23,
203};
204
205const int8_t intra_level_aic[102] = {
206 1, 2, 3, 4, 5, 6, 7, 8,
207 9, 10, 11, 12, 13, 14, 15, 16,
20817, 18, 19, 20, 21, 22, 23, 24,
20925, 1, 2, 3, 4, 5, 6, 7,
210 1, 2, 3, 4, 1, 2, 3, 4,
211 1, 2, 3, 1, 2, 3, 1, 2,
212 1, 2, 1, 2, 1, 2, 1, 1,
213 1, 1, 1, 2, 3, 4, 5, 6,
214 7, 8, 9, 10, 1, 2, 3, 4,
215 1, 2, 3, 1, 2, 3, 1, 2,
216 1, 2, 1, 2, 1, 2, 1, 1,
217 1, 1, 1, 1, 1, 1, 1, 1,
218 1, 1, 1, 1, 1, 1,
219};
220
221static RLTable rl_intra_aic = {
222 102,
223 58,
224 intra_vlc_aic,
225 intra_run_aic,
226 intra_level_aic,
227};
228
229static const uint8_t wrong_run[102] = {
230 1, 2, 3, 5, 4, 10, 9, 8,
23111, 15, 17, 16, 23, 22, 21, 20,
23219, 18, 25, 24, 27, 26, 11, 7,
233 6, 1, 2, 13, 2, 2, 2, 2,
234 6, 12, 3, 9, 1, 3, 4, 3,
235 7, 4, 1, 1, 5, 5, 14, 6,
236 1, 7, 1, 8, 1, 1, 1, 1,
23710, 1, 1, 5, 9, 17, 25, 24,
23829, 33, 32, 41, 2, 23, 28, 31,
239 3, 22, 30, 4, 27, 40, 8, 26,
240 6, 39, 7, 38, 16, 37, 15, 10,
24111, 12, 13, 14, 1, 21, 20, 18,
24219, 2, 1, 34, 35, 36
243};
244
245static const uint16_t h263_format[8][2] = {
246 { 0, 0 },
247 { 128, 96 },
248 { 176, 144 },
249 { 352, 288 },
250 { 704, 576 },
251 { 1408, 1152 },
252};
253
254const uint8_t ff_aic_dc_scale_table[32]={
255// 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
256 0, 2, 4, 6, 8,10,12,14,16,18,20,22,24,26,28,30,32,34,36,38,40,42,44,46,48,50,52,54,56,58,60,62
257};
258
259static const uint8_t modified_quant_tab[2][32]={
260// 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
261{
262 0, 3, 1, 2, 3, 4, 5, 6, 7, 8, 9, 9,10,11,12,13,14,15,16,17,18,18,19,20,21,22,23,24,25,26,27,28
263},{
264 0, 2, 3, 4, 5, 6, 7, 8, 9,10,11,13,14,15,16,17,18,19,20,21,22,24,25,26,27,28,29,30,31,31,31,26
265}
266};
267
268const uint8_t ff_h263_chroma_qscale_table[32]={
269// 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
270 0, 1, 2, 3, 4, 5, 6, 6, 7, 8, 9, 9,10,10,11,11,12,12,12,13,13,13,14,14,14,14,14,15,15,15,15,15
271};
272
273const uint16_t ff_mba_max[6]={
274 47, 98, 395,1583,6335,9215
275};
276
277const uint8_t ff_mba_length[7]={
278 6, 7, 9, 11, 13, 14, 14
279};
280
281const uint8_t ff_h263_loop_filter_strength[32]={
282// 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
283 0, 1, 1, 2, 2, 3, 3, 4, 4, 4, 5, 5, 6, 6, 7, 7, 7, 8, 8, 8, 9, 9, 9,10,10,10,11,11,11,12,12,12
284};
285
注意: 瀏覽 TracBrowser 來幫助您使用儲存庫瀏覽器

© 2024 Oracle Support Privacy / Do Not Sell My Info Terms of Use Trademark Policy Automated Access Etiquette