1 // Copyright 2011 Google Inc. All Rights Reserved.
2 //
3 // This code is licensed under the same terms as WebM:
4 // Software License Agreement: http://www.webmproject.org/license/software/
5 // Additional IP Rights Grant: http://www.webmproject.org/license/additional/
6 // -----------------------------------------------------------------------------
7 //
8 // Token probabilities
9 //
10 // Author: Skal (pascal.massimino@gmail.com)
11
12 #include "./vp8enci.h"
13
14 #if defined(__cplusplus) || defined(c_plusplus)
15 extern "C" {
16 #endif
17
18 //------------------------------------------------------------------------------
19 // Default probabilities
20
21 // Paragraph 13.5
22 const uint8_t
23 VP8CoeffsProba0[NUM_TYPES][NUM_BANDS][NUM_CTX][NUM_PROBAS] = {
24 // genereated using vp8_default_coef_probs() in entropy.c:129
25 { { { 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128 },
26 { 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128 },
27 { 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128 }
28 },
29 { { 253, 136, 254, 255, 228, 219, 128, 128, 128, 128, 128 },
30 { 189, 129, 242, 255, 227, 213, 255, 219, 128, 128, 128 },
31 { 106, 126, 227, 252, 214, 209, 255, 255, 128, 128, 128 }
32 },
33 { { 1, 98, 248, 255, 236, 226, 255, 255, 128, 128, 128 },
34 { 181, 133, 238, 254, 221, 234, 255, 154, 128, 128, 128 },
35 { 78, 134, 202, 247, 198, 180, 255, 219, 128, 128, 128 },
36 },
37 { { 1, 185, 249, 255, 243, 255, 128, 128, 128, 128, 128 },
38 { 184, 150, 247, 255, 236, 224, 128, 128, 128, 128, 128 },
39 { 77, 110, 216, 255, 236, 230, 128, 128, 128, 128, 128 },
40 },
41 { { 1, 101, 251, 255, 241, 255, 128, 128, 128, 128, 128 },
42 { 170, 139, 241, 252, 236, 209, 255, 255, 128, 128, 128 },
43 { 37, 116, 196, 243, 228, 255, 255, 255, 128, 128, 128 }
44 },
45 { { 1, 204, 254, 255, 245, 255, 128, 128, 128, 128, 128 },
46 { 207, 160, 250, 255, 238, 128, 128, 128, 128, 128, 128 },
47 { 102, 103, 231, 255, 211, 171, 128, 128, 128, 128, 128 }
48 },
49 { { 1, 152, 252, 255, 240, 255, 128, 128, 128, 128, 128 },
50 { 177, 135, 243, 255, 234, 225, 128, 128, 128, 128, 128 },
51 { 80, 129, 211, 255, 194, 224, 128, 128, 128, 128, 128 }
52 },
53 { { 1, 1, 255, 128, 128, 128, 128, 128, 128, 128, 128 },
54 { 246, 1, 255, 128, 128, 128, 128, 128, 128, 128, 128 },
55 { 255, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128 }
56 }
57 },
58 { { { 198, 35, 237, 223, 193, 187, 162, 160, 145, 155, 62 },
59 { 131, 45, 198, 221, 172, 176, 220, 157, 252, 221, 1 },
60 { 68, 47, 146, 208, 149, 167, 221, 162, 255, 223, 128 }
61 },
62 { { 1, 149, 241, 255, 221, 224, 255, 255, 128, 128, 128 },
63 { 184, 141, 234, 253, 222, 220, 255, 199, 128, 128, 128 },
64 { 81, 99, 181, 242, 176, 190, 249, 202, 255, 255, 128 }
65 },
66 { { 1, 129, 232, 253, 214, 197, 242, 196, 255, 255, 128 },
67 { 99, 121, 210, 250, 201, 198, 255, 202, 128, 128, 128 },
68 { 23, 91, 163, 242, 170, 187, 247, 210, 255, 255, 128 }
69 },
70 { { 1, 200, 246, 255, 234, 255, 128, 128, 128, 128, 128 },
71 { 109, 178, 241, 255, 231, 245, 255, 255, 128, 128, 128 },
72 { 44, 130, 201, 253, 205, 192, 255, 255, 128, 128, 128 }
73 },
74 { { 1, 132, 239, 251, 219, 209, 255, 165, 128, 128, 128 },
75 { 94, 136, 225, 251, 218, 190, 255, 255, 128, 128, 128 },
76 { 22, 100, 174, 245, 186, 161, 255, 199, 128, 128, 128 }
77 },
78 { { 1, 182, 249, 255, 232, 235, 128, 128, 128, 128, 128 },
79 { 124, 143, 241, 255, 227, 234, 128, 128, 128, 128, 128 },
80 { 35, 77, 181, 251, 193, 211, 255, 205, 128, 128, 128 }
81 },
82 { { 1, 157, 247, 255, 236, 231, 255, 255, 128, 128, 128 },
83 { 121, 141, 235, 255, 225, 227, 255, 255, 128, 128, 128 },
84 { 45, 99, 188, 251, 195, 217, 255, 224, 128, 128, 128 }
85 },
86 { { 1, 1, 251, 255, 213, 255, 128, 128, 128, 128, 128 },
87 { 203, 1, 248, 255, 255, 128, 128, 128, 128, 128, 128 },
88 { 137, 1, 177, 255, 224, 255, 128, 128, 128, 128, 128 }
89 }
90 },
91 { { { 253, 9, 248, 251, 207, 208, 255, 192, 128, 128, 128 },
92 { 175, 13, 224, 243, 193, 185, 249, 198, 255, 255, 128 },
93 { 73, 17, 171, 221, 161, 179, 236, 167, 255, 234, 128 }
94 },
95 { { 1, 95, 247, 253, 212, 183, 255, 255, 128, 128, 128 },
96 { 239, 90, 244, 250, 211, 209, 255, 255, 128, 128, 128 },
97 { 155, 77, 195, 248, 188, 195, 255, 255, 128, 128, 128 }
98 },
99 { { 1, 24, 239, 251, 218, 219, 255, 205, 128, 128, 128 },
100 { 201, 51, 219, 255, 196, 186, 128, 128, 128, 128, 128 },
101 { 69, 46, 190, 239, 201, 218, 255, 228, 128, 128, 128 }
102 },
103 { { 1, 191, 251, 255, 255, 128, 128, 128, 128, 128, 128 },
104 { 223, 165, 249, 255, 213, 255, 128, 128, 128, 128, 128 },
105 { 141, 124, 248, 255, 255, 128, 128, 128, 128, 128, 128 }
106 },
107 { { 1, 16, 248, 255, 255, 128, 128, 128, 128, 128, 128 },
108 { 190, 36, 230, 255, 236, 255, 128, 128, 128, 128, 128 },
109 { 149, 1, 255, 128, 128, 128, 128, 128, 128, 128, 128 }
110 },
111 { { 1, 226, 255, 128, 128, 128, 128, 128, 128, 128, 128 },
112 { 247, 192, 255, 128, 128, 128, 128, 128, 128, 128, 128 },
113 { 240, 128, 255, 128, 128, 128, 128, 128, 128, 128, 128 }
114 },
115 { { 1, 134, 252, 255, 255, 128, 128, 128, 128, 128, 128 },
116 { 213, 62, 250, 255, 255, 128, 128, 128, 128, 128, 128 },
117 { 55, 93, 255, 128, 128, 128, 128, 128, 128, 128, 128 }
118 },
119 { { 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128 },
120 { 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128 },
121 { 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128 }
122 }
123 },
124 { { { 202, 24, 213, 235, 186, 191, 220, 160, 240, 175, 255 },
125 { 126, 38, 182, 232, 169, 184, 228, 174, 255, 187, 128 },
126 { 61, 46, 138, 219, 151, 178, 240, 170, 255, 216, 128 }
127 },
128 { { 1, 112, 230, 250, 199, 191, 247, 159, 255, 255, 128 },
129 { 166, 109, 228, 252, 211, 215, 255, 174, 128, 128, 128 },
130 { 39, 77, 162, 232, 172, 180, 245, 178, 255, 255, 128 }
131 },
132 { { 1, 52, 220, 246, 198, 199, 249, 220, 255, 255, 128 },
133 { 124, 74, 191, 243, 183, 193, 250, 221, 255, 255, 128 },
134 { 24, 71, 130, 219, 154, 170, 243, 182, 255, 255, 128 }
135 },
136 { { 1, 182, 225, 249, 219, 240, 255, 224, 128, 128, 128 },
137 { 149, 150, 226, 252, 216, 205, 255, 171, 128, 128, 128 },
138 { 28, 108, 170, 242, 183, 194, 254, 223, 255, 255, 128 }
139 },
140 { { 1, 81, 230, 252, 204, 203, 255, 192, 128, 128, 128 },
141 { 123, 102, 209, 247, 188, 196, 255, 233, 128, 128, 128 },
142 { 20, 95, 153, 243, 164, 173, 255, 203, 128, 128, 128 }
143 },
144 { { 1, 222, 248, 255, 216, 213, 128, 128, 128, 128, 128 },
145 { 168, 175, 246, 252, 235, 205, 255, 255, 128, 128, 128 },
146 { 47, 116, 215, 255, 211, 212, 255, 255, 128, 128, 128 }
147 },
148 { { 1, 121, 236, 253, 212, 214, 255, 255, 128, 128, 128 },
149 { 141, 84, 213, 252, 201, 202, 255, 219, 128, 128, 128 },
150 { 42, 80, 160, 240, 162, 185, 255, 205, 128, 128, 128 }
151 },
152 { { 1, 1, 255, 128, 128, 128, 128, 128, 128, 128, 128 },
153 { 244, 1, 255, 128, 128, 128, 128, 128, 128, 128, 128 },
154 { 238, 1, 255, 128, 128, 128, 128, 128, 128, 128, 128 }
155 }
156 }
157 };
158
VP8DefaultProbas(VP8Encoder * const enc)159 void VP8DefaultProbas(VP8Encoder* const enc) {
160 VP8Proba* const probas = &enc->proba_;
161 probas->use_skip_proba_ = 0;
162 memset(probas->segments_, 255u, sizeof(probas->segments_));
163 memcpy(probas->coeffs_, VP8CoeffsProba0, sizeof(VP8CoeffsProba0));
164 // Note: we could hard-code the level_costs_ corresponding to VP8CoeffsProba0,
165 // but that's ~11k of static data. Better call VP8CalculateLevelCosts() later.
166 probas->dirty_ = 1;
167 }
168
169 // Paragraph 11.5. 900bytes.
170 static const uint8_t kBModesProba[NUM_BMODES][NUM_BMODES][NUM_BMODES - 1] = {
171 { { 231, 120, 48, 89, 115, 113, 120, 152, 112 },
172 { 152, 179, 64, 126, 170, 118, 46, 70, 95 },
173 { 175, 69, 143, 80, 85, 82, 72, 155, 103 },
174 { 56, 58, 10, 171, 218, 189, 17, 13, 152 },
175 { 114, 26, 17, 163, 44, 195, 21, 10, 173 },
176 { 121, 24, 80, 195, 26, 62, 44, 64, 85 },
177 { 144, 71, 10, 38, 171, 213, 144, 34, 26 },
178 { 170, 46, 55, 19, 136, 160, 33, 206, 71 },
179 { 63, 20, 8, 114, 114, 208, 12, 9, 226 },
180 { 81, 40, 11, 96, 182, 84, 29, 16, 36 } },
181 { { 134, 183, 89, 137, 98, 101, 106, 165, 148 },
182 { 72, 187, 100, 130, 157, 111, 32, 75, 80 },
183 { 66, 102, 167, 99, 74, 62, 40, 234, 128 },
184 { 41, 53, 9, 178, 241, 141, 26, 8, 107 },
185 { 74, 43, 26, 146, 73, 166, 49, 23, 157 },
186 { 65, 38, 105, 160, 51, 52, 31, 115, 128 },
187 { 104, 79, 12, 27, 217, 255, 87, 17, 7 },
188 { 87, 68, 71, 44, 114, 51, 15, 186, 23 },
189 { 47, 41, 14, 110, 182, 183, 21, 17, 194 },
190 { 66, 45, 25, 102, 197, 189, 23, 18, 22 } },
191 { { 88, 88, 147, 150, 42, 46, 45, 196, 205 },
192 { 43, 97, 183, 117, 85, 38, 35, 179, 61 },
193 { 39, 53, 200, 87, 26, 21, 43, 232, 171 },
194 { 56, 34, 51, 104, 114, 102, 29, 93, 77 },
195 { 39, 28, 85, 171, 58, 165, 90, 98, 64 },
196 { 34, 22, 116, 206, 23, 34, 43, 166, 73 },
197 { 107, 54, 32, 26, 51, 1, 81, 43, 31 },
198 { 68, 25, 106, 22, 64, 171, 36, 225, 114 },
199 { 34, 19, 21, 102, 132, 188, 16, 76, 124 },
200 { 62, 18, 78, 95, 85, 57, 50, 48, 51 } },
201 { { 193, 101, 35, 159, 215, 111, 89, 46, 111 },
202 { 60, 148, 31, 172, 219, 228, 21, 18, 111 },
203 { 112, 113, 77, 85, 179, 255, 38, 120, 114 },
204 { 40, 42, 1, 196, 245, 209, 10, 25, 109 },
205 { 88, 43, 29, 140, 166, 213, 37, 43, 154 },
206 { 61, 63, 30, 155, 67, 45, 68, 1, 209 },
207 { 100, 80, 8, 43, 154, 1, 51, 26, 71 },
208 { 142, 78, 78, 16, 255, 128, 34, 197, 171 },
209 { 41, 40, 5, 102, 211, 183, 4, 1, 221 },
210 { 51, 50, 17, 168, 209, 192, 23, 25, 82 } },
211 { { 138, 31, 36, 171, 27, 166, 38, 44, 229 },
212 { 67, 87, 58, 169, 82, 115, 26, 59, 179 },
213 { 63, 59, 90, 180, 59, 166, 93, 73, 154 },
214 { 40, 40, 21, 116, 143, 209, 34, 39, 175 },
215 { 47, 15, 16, 183, 34, 223, 49, 45, 183 },
216 { 46, 17, 33, 183, 6, 98, 15, 32, 183 },
217 { 57, 46, 22, 24, 128, 1, 54, 17, 37 },
218 { 65, 32, 73, 115, 28, 128, 23, 128, 205 },
219 { 40, 3, 9, 115, 51, 192, 18, 6, 223 },
220 { 87, 37, 9, 115, 59, 77, 64, 21, 47 } },
221 { { 104, 55, 44, 218, 9, 54, 53, 130, 226 },
222 { 64, 90, 70, 205, 40, 41, 23, 26, 57 },
223 { 54, 57, 112, 184, 5, 41, 38, 166, 213 },
224 { 30, 34, 26, 133, 152, 116, 10, 32, 134 },
225 { 39, 19, 53, 221, 26, 114, 32, 73, 255 },
226 { 31, 9, 65, 234, 2, 15, 1, 118, 73 },
227 { 75, 32, 12, 51, 192, 255, 160, 43, 51 },
228 { 88, 31, 35, 67, 102, 85, 55, 186, 85 },
229 { 56, 21, 23, 111, 59, 205, 45, 37, 192 },
230 { 55, 38, 70, 124, 73, 102, 1, 34, 98 } },
231 { { 125, 98, 42, 88, 104, 85, 117, 175, 82 },
232 { 95, 84, 53, 89, 128, 100, 113, 101, 45 },
233 { 75, 79, 123, 47, 51, 128, 81, 171, 1 },
234 { 57, 17, 5, 71, 102, 57, 53, 41, 49 },
235 { 38, 33, 13, 121, 57, 73, 26, 1, 85 },
236 { 41, 10, 67, 138, 77, 110, 90, 47, 114 },
237 { 115, 21, 2, 10, 102, 255, 166, 23, 6 },
238 { 101, 29, 16, 10, 85, 128, 101, 196, 26 },
239 { 57, 18, 10, 102, 102, 213, 34, 20, 43 },
240 { 117, 20, 15, 36, 163, 128, 68, 1, 26 } },
241 { { 102, 61, 71, 37, 34, 53, 31, 243, 192 },
242 { 69, 60, 71, 38, 73, 119, 28, 222, 37 },
243 { 68, 45, 128, 34, 1, 47, 11, 245, 171 },
244 { 62, 17, 19, 70, 146, 85, 55, 62, 70 },
245 { 37, 43, 37, 154, 100, 163, 85, 160, 1 },
246 { 63, 9, 92, 136, 28, 64, 32, 201, 85 },
247 { 75, 15, 9, 9, 64, 255, 184, 119, 16 },
248 { 86, 6, 28, 5, 64, 255, 25, 248, 1 },
249 { 56, 8, 17, 132, 137, 255, 55, 116, 128 },
250 { 58, 15, 20, 82, 135, 57, 26, 121, 40 } },
251 { { 164, 50, 31, 137, 154, 133, 25, 35, 218 },
252 { 51, 103, 44, 131, 131, 123, 31, 6, 158 },
253 { 86, 40, 64, 135, 148, 224, 45, 183, 128 },
254 { 22, 26, 17, 131, 240, 154, 14, 1, 209 },
255 { 45, 16, 21, 91, 64, 222, 7, 1, 197 },
256 { 56, 21, 39, 155, 60, 138, 23, 102, 213 },
257 { 83, 12, 13, 54, 192, 255, 68, 47, 28 },
258 { 85, 26, 85, 85, 128, 128, 32, 146, 171 },
259 { 18, 11, 7, 63, 144, 171, 4, 4, 246 },
260 { 35, 27, 10, 146, 174, 171, 12, 26, 128 } },
261 { { 190, 80, 35, 99, 180, 80, 126, 54, 45 },
262 { 85, 126, 47, 87, 176, 51, 41, 20, 32 },
263 { 101, 75, 128, 139, 118, 146, 116, 128, 85 },
264 { 56, 41, 15, 176, 236, 85, 37, 9, 62 },
265 { 71, 30, 17, 119, 118, 255, 17, 18, 138 },
266 { 101, 38, 60, 138, 55, 70, 43, 26, 142 },
267 { 146, 36, 19, 30, 171, 255, 97, 27, 20 },
268 { 138, 45, 61, 62, 219, 1, 81, 188, 64 },
269 { 32, 41, 20, 117, 151, 142, 20, 21, 163 },
270 { 112, 19, 12, 61, 195, 128, 48, 4, 24 } }
271 };
272
PutI4Mode(VP8BitWriter * const bw,int mode,const uint8_t * const prob)273 static int PutI4Mode(VP8BitWriter* const bw, int mode,
274 const uint8_t* const prob) {
275 if (VP8PutBit(bw, mode != B_DC_PRED, prob[0])) {
276 if (VP8PutBit(bw, mode != B_TM_PRED, prob[1])) {
277 if (VP8PutBit(bw, mode != B_VE_PRED, prob[2])) {
278 if (!VP8PutBit(bw, mode >= B_LD_PRED, prob[3])) {
279 if (VP8PutBit(bw, mode != B_HE_PRED, prob[4])) {
280 VP8PutBit(bw, mode != B_RD_PRED, prob[5]);
281 }
282 } else {
283 if (VP8PutBit(bw, mode != B_LD_PRED, prob[6])) {
284 if (VP8PutBit(bw, mode != B_VL_PRED, prob[7])) {
285 VP8PutBit(bw, mode != B_HD_PRED, prob[8]);
286 }
287 }
288 }
289 }
290 }
291 }
292 return mode;
293 }
294
PutI16Mode(VP8BitWriter * const bw,int mode)295 static void PutI16Mode(VP8BitWriter* const bw, int mode) {
296 if (VP8PutBit(bw, (mode == TM_PRED || mode == H_PRED), 156)) {
297 VP8PutBit(bw, mode == TM_PRED, 128); // TM or HE
298 } else {
299 VP8PutBit(bw, mode == V_PRED, 163); // VE or DC
300 }
301 }
302
PutUVMode(VP8BitWriter * const bw,int uv_mode)303 static void PutUVMode(VP8BitWriter* const bw, int uv_mode) {
304 if (VP8PutBit(bw, uv_mode != DC_PRED, 142)) {
305 if (VP8PutBit(bw, uv_mode != V_PRED, 114)) {
306 VP8PutBit(bw, uv_mode != H_PRED, 183); // else: TM_PRED
307 }
308 }
309 }
310
PutSegment(VP8BitWriter * const bw,int s,const uint8_t * p)311 static void PutSegment(VP8BitWriter* const bw, int s, const uint8_t* p) {
312 if (VP8PutBit(bw, s >= 2, p[0])) p += 1;
313 VP8PutBit(bw, s & 1, p[1]);
314 }
315
VP8CodeIntraModes(VP8Encoder * const enc)316 void VP8CodeIntraModes(VP8Encoder* const enc) {
317 VP8BitWriter* const bw = &enc->bw_;
318 VP8EncIterator it;
319 VP8IteratorInit(enc, &it);
320 do {
321 const VP8MBInfo* mb = it.mb_;
322 const uint8_t* preds = it.preds_;
323 if (enc->segment_hdr_.update_map_) {
324 PutSegment(bw, mb->segment_, enc->proba_.segments_);
325 }
326 if (enc->proba_.use_skip_proba_) {
327 VP8PutBit(bw, mb->skip_, enc->proba_.skip_proba_);
328 }
329 if (VP8PutBit(bw, (mb->type_ != 0), 145)) { // i16x16
330 PutI16Mode(bw, preds[0]);
331 } else {
332 const int preds_w = enc->preds_w_;
333 const uint8_t* top_pred = preds - preds_w;
334 int x, y;
335 for (y = 0; y < 4; ++y) {
336 int left = preds[-1];
337 for (x = 0; x < 4; ++x) {
338 const uint8_t* const probas = kBModesProba[top_pred[x]][left];
339 left = PutI4Mode(bw, preds[x], probas);
340 }
341 top_pred = preds;
342 preds += preds_w;
343 }
344 }
345 PutUVMode(bw, mb->uv_mode_);
346 } while (VP8IteratorNext(&it, 0));
347 }
348
349 //------------------------------------------------------------------------------
350 // Paragraph 13
351
352 const uint8_t
353 VP8CoeffsUpdateProba[NUM_TYPES][NUM_BANDS][NUM_CTX][NUM_PROBAS] = {
354 { { { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
355 { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
356 { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 }
357 },
358 { { 176, 246, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
359 { 223, 241, 252, 255, 255, 255, 255, 255, 255, 255, 255 },
360 { 249, 253, 253, 255, 255, 255, 255, 255, 255, 255, 255 }
361 },
362 { { 255, 244, 252, 255, 255, 255, 255, 255, 255, 255, 255 },
363 { 234, 254, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
364 { 253, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 }
365 },
366 { { 255, 246, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
367 { 239, 253, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
368 { 254, 255, 254, 255, 255, 255, 255, 255, 255, 255, 255 }
369 },
370 { { 255, 248, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
371 { 251, 255, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
372 { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 }
373 },
374 { { 255, 253, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
375 { 251, 254, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
376 { 254, 255, 254, 255, 255, 255, 255, 255, 255, 255, 255 }
377 },
378 { { 255, 254, 253, 255, 254, 255, 255, 255, 255, 255, 255 },
379 { 250, 255, 254, 255, 254, 255, 255, 255, 255, 255, 255 },
380 { 254, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 }
381 },
382 { { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
383 { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
384 { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 }
385 }
386 },
387 { { { 217, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
388 { 225, 252, 241, 253, 255, 255, 254, 255, 255, 255, 255 },
389 { 234, 250, 241, 250, 253, 255, 253, 254, 255, 255, 255 }
390 },
391 { { 255, 254, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
392 { 223, 254, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
393 { 238, 253, 254, 254, 255, 255, 255, 255, 255, 255, 255 }
394 },
395 { { 255, 248, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
396 { 249, 254, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
397 { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 }
398 },
399 { { 255, 253, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
400 { 247, 254, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
401 { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 }
402 },
403 { { 255, 253, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
404 { 252, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
405 { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 }
406 },
407 { { 255, 254, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
408 { 253, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
409 { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 }
410 },
411 { { 255, 254, 253, 255, 255, 255, 255, 255, 255, 255, 255 },
412 { 250, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
413 { 254, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 }
414 },
415 { { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
416 { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
417 { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 }
418 }
419 },
420 { { { 186, 251, 250, 255, 255, 255, 255, 255, 255, 255, 255 },
421 { 234, 251, 244, 254, 255, 255, 255, 255, 255, 255, 255 },
422 { 251, 251, 243, 253, 254, 255, 254, 255, 255, 255, 255 }
423 },
424 { { 255, 253, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
425 { 236, 253, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
426 { 251, 253, 253, 254, 254, 255, 255, 255, 255, 255, 255 }
427 },
428 { { 255, 254, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
429 { 254, 254, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
430 { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 }
431 },
432 { { 255, 254, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
433 { 254, 254, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
434 { 254, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 }
435 },
436 { { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
437 { 254, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
438 { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 }
439 },
440 { { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
441 { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
442 { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 }
443 },
444 { { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
445 { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
446 { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 }
447 },
448 { { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
449 { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
450 { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 }
451 }
452 },
453 { { { 248, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
454 { 250, 254, 252, 254, 255, 255, 255, 255, 255, 255, 255 },
455 { 248, 254, 249, 253, 255, 255, 255, 255, 255, 255, 255 }
456 },
457 { { 255, 253, 253, 255, 255, 255, 255, 255, 255, 255, 255 },
458 { 246, 253, 253, 255, 255, 255, 255, 255, 255, 255, 255 },
459 { 252, 254, 251, 254, 254, 255, 255, 255, 255, 255, 255 }
460 },
461 { { 255, 254, 252, 255, 255, 255, 255, 255, 255, 255, 255 },
462 { 248, 254, 253, 255, 255, 255, 255, 255, 255, 255, 255 },
463 { 253, 255, 254, 254, 255, 255, 255, 255, 255, 255, 255 }
464 },
465 { { 255, 251, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
466 { 245, 251, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
467 { 253, 253, 254, 255, 255, 255, 255, 255, 255, 255, 255 }
468 },
469 { { 255, 251, 253, 255, 255, 255, 255, 255, 255, 255, 255 },
470 { 252, 253, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
471 { 255, 254, 255, 255, 255, 255, 255, 255, 255, 255, 255 }
472 },
473 { { 255, 252, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
474 { 249, 255, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
475 { 255, 255, 254, 255, 255, 255, 255, 255, 255, 255, 255 }
476 },
477 { { 255, 255, 253, 255, 255, 255, 255, 255, 255, 255, 255 },
478 { 250, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
479 { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 }
480 },
481 { { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
482 { 254, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
483 { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 }
484 }
485 }
486 };
487
VP8WriteProbas(VP8BitWriter * const bw,const VP8Proba * const probas)488 void VP8WriteProbas(VP8BitWriter* const bw, const VP8Proba* const probas) {
489 int t, b, c, p;
490 for (t = 0; t < NUM_TYPES; ++t) {
491 for (b = 0; b < NUM_BANDS; ++b) {
492 for (c = 0; c < NUM_CTX; ++c) {
493 for (p = 0; p < NUM_PROBAS; ++p) {
494 const uint8_t p0 = probas->coeffs_[t][b][c][p];
495 const int update = (p0 != VP8CoeffsProba0[t][b][c][p]);
496 if (VP8PutBit(bw, update, VP8CoeffsUpdateProba[t][b][c][p])) {
497 VP8PutValue(bw, p0, 8);
498 }
499 }
500 }
501 }
502 }
503 if (VP8PutBitUniform(bw, probas->use_skip_proba_)) {
504 VP8PutValue(bw, probas->skip_proba_, 8);
505 }
506 }
507
508 #if defined(__cplusplus) || defined(c_plusplus)
509 } // extern "C"
510 #endif
511