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FFmpeg/libavcodec/vp8data.h

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/**
* VP8 compatible video decoder
*
* Copyright (C) 2010 David Conrad
* Copyright (C) 2010 Ronald S. Bultje
*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
// TODO: move these #define and enum to a better header...
#define VP8_MAX_QUANT 127
enum dct_token {
DCT_0,
DCT_1,
DCT_2,
DCT_3,
DCT_4,
DCT_CAT1,
DCT_CAT2,
DCT_CAT3,
DCT_CAT4,
DCT_CAT5,
DCT_CAT6,
DCT_EOB,
NUM_DCT_TOKENS
};
#include "h264pred.h"
// used to signal 4x4 intra pred in luma MBs
#define MODE_I4x4 4
enum inter_mvmode {
VP8_MVMODE_NEAREST = MODE_I4x4 + 1,
VP8_MVMODE_NEAR,
VP8_MVMODE_ZERO,
VP8_MVMODE_NEW,
VP8_MVMODE_SPLIT
};
enum inter_splitmvmode {
VP8_SPLITMVMODE_16x8 = 0, ///< 2 16x8 blocks (vertical)
VP8_SPLITMVMODE_8x16, ///< 2 8x16 blocks (horizontal)
VP8_SPLITMVMODE_8x8, ///< 2x2 blocks of 8x8px each
VP8_SPLITMVMODE_4x4, ///< 4x4 blocks of 4x4px each
VP8_SPLITMVMODE_NONE, ///< (only used in prediction) no split MVs
};
static const uint8_t vp8_pred4x4_mode[] =
{
[DC_PRED8x8] = DC_PRED,
[VERT_PRED8x8] = VERT_PRED,
[HOR_PRED8x8] = HOR_PRED,
[PLANE_PRED8x8] = TM_VP8_PRED,
};
static const int8_t vp8_pred16x16_tree_intra[4][2] =
{
{ -MODE_I4x4, 1 }, // '0'
{ 2, 3 },
{ -DC_PRED8x8, -VERT_PRED8x8 }, // '100', '101'
{ -HOR_PRED8x8, -PLANE_PRED8x8 }, // '110', '111'
};
static const int8_t vp8_pred16x16_tree_inter[4][2] =
{
{ -DC_PRED8x8, 1 }, // '0'
{ 2, 3 },
{ -VERT_PRED8x8, -HOR_PRED8x8 }, // '100', '101'
{ -PLANE_PRED8x8, -MODE_I4x4 }, // '110', '111'
};
static const int vp8_mode_contexts[6][4] = {
{ 7, 1, 1, 143 },
{ 14, 18, 14, 107 },
{ 135, 64, 57, 68 },
{ 60, 56, 128, 65 },
{ 159, 134, 128, 34 },
{ 234, 188, 128, 28 },
};
static const uint8_t vp8_mbsplits[5][16] = {
{ 0, 0, 0, 0, 0, 0, 0, 0,
1, 1, 1, 1, 1, 1, 1, 1 },
{ 0, 0, 1, 1, 0, 0, 1, 1,
0, 0, 1, 1, 0, 0, 1, 1 },
{ 0, 0, 1, 1, 0, 0, 1, 1,
2, 2, 3, 3, 2, 2, 3, 3 },
{ 0, 1, 2, 3, 4, 5, 6, 7,
8, 9, 10, 11, 12, 13, 14, 15 },
{ 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0 }
};
static const uint8_t vp8_mbfirstidx[4][16] = {
{ 0, 8 }, { 0, 2 }, { 0, 2, 8, 10 },
{ 0, 1, 2, 3, 4, 5, 6, 7,
8, 9, 10, 11, 12, 13, 14, 15 }
};
static const uint8_t vp8_mbsplit_count[4] = { 2, 2, 4, 16 };
static const uint8_t vp8_mbsplit_prob[3] = { 110, 111, 150 };
static const uint8_t vp8_submv_prob[5][3] = {
{ 147, 136, 18 },
{ 106, 145, 1 },
{ 179, 121, 1 },
{ 223, 1, 34 },
{ 208, 1, 1 }
};
static const uint8_t vp8_pred16x16_prob_intra[4] = { 145, 156, 163, 128 };
static const uint8_t vp8_pred16x16_prob_inter[4] = { 112, 86, 140, 37 };
static const int8_t vp8_pred4x4_tree[9][2] =
{
{ -DC_PRED, 1 }, // '0'
{ -TM_VP8_PRED, 2 }, // '10'
{ -VERT_PRED, 3 }, // '110'
{ 4, 6 },
{ -HOR_PRED, 5 }, // '11100'
{ -DIAG_DOWN_RIGHT_PRED, -VERT_RIGHT_PRED }, // '111010', '111011'
{ -DIAG_DOWN_LEFT_PRED, 7 }, // '11110'
{ -VERT_LEFT_PRED, 8 }, // '111110'
{ -HOR_DOWN_PRED, -HOR_UP_PRED }, // '1111110', '1111111'
};
static const int8_t vp8_pred8x8c_tree[3][2] =
{
{ -DC_PRED8x8, 1 }, // '0'
{ -VERT_PRED8x8, 2 }, // '10
{ -HOR_PRED8x8, -PLANE_PRED8x8 }, // '110', '111'
};
static const uint8_t vp8_pred8x8c_prob_intra[3] = { 142, 114, 183 };
static const uint8_t vp8_pred8x8c_prob_inter[3] = { 162, 101, 204 };
static const uint8_t vp8_pred4x4_prob_inter[9] =
{
120, 90, 79, 133, 87, 85, 80, 111, 151
};
static const uint8_t vp8_pred4x4_prob_intra[10][10][9] =
{
{
{ 39, 53, 200, 87, 26, 21, 43, 232, 171 },
{ 56, 34, 51, 104, 114, 102, 29, 93, 77 },
{ 88, 88, 147, 150, 42, 46, 45, 196, 205 },
{ 107, 54, 32, 26, 51, 1, 81, 43, 31 },
{ 39, 28, 85, 171, 58, 165, 90, 98, 64 },
{ 34, 22, 116, 206, 23, 34, 43, 166, 73 },
{ 34, 19, 21, 102, 132, 188, 16, 76, 124 },
{ 68, 25, 106, 22, 64, 171, 36, 225, 114 },
{ 62, 18, 78, 95, 85, 57, 50, 48, 51 },
{ 43, 97, 183, 117, 85, 38, 35, 179, 61 },
},
{
{ 112, 113, 77, 85, 179, 255, 38, 120, 114 },
{ 40, 42, 1, 196, 245, 209, 10, 25, 109 },
{ 193, 101, 35, 159, 215, 111, 89, 46, 111 },
{ 100, 80, 8, 43, 154, 1, 51, 26, 71 },
{ 88, 43, 29, 140, 166, 213, 37, 43, 154 },
{ 61, 63, 30, 155, 67, 45, 68, 1, 209 },
{ 41, 40, 5, 102, 211, 183, 4, 1, 221 },
{ 142, 78, 78, 16, 255, 128, 34, 197, 171 },
{ 51, 50, 17, 168, 209, 192, 23, 25, 82 },
{ 60, 148, 31, 172, 219, 228, 21, 18, 111 },
},
{
{ 175, 69, 143, 80, 85, 82, 72, 155, 103 },
{ 56, 58, 10, 171, 218, 189, 17, 13, 152 },
{ 231, 120, 48, 89, 115, 113, 120, 152, 112 },
{ 144, 71, 10, 38, 171, 213, 144, 34, 26 },
{ 114, 26, 17, 163, 44, 195, 21, 10, 173 },
{ 121, 24, 80, 195, 26, 62, 44, 64, 85 },
{ 63, 20, 8, 114, 114, 208, 12, 9, 226 },
{ 170, 46, 55, 19, 136, 160, 33, 206, 71 },
{ 81, 40, 11, 96, 182, 84, 29, 16, 36 },
{ 152, 179, 64, 126, 170, 118, 46, 70, 95 },
},
{
{ 75, 79, 123, 47, 51, 128, 81, 171, 1 },
{ 57, 17, 5, 71, 102, 57, 53, 41, 49 },
{ 125, 98, 42, 88, 104, 85, 117, 175, 82 },
{ 115, 21, 2, 10, 102, 255, 166, 23, 6 },
{ 38, 33, 13, 121, 57, 73, 26, 1, 85 },
{ 41, 10, 67, 138, 77, 110, 90, 47, 114 },
{ 57, 18, 10, 102, 102, 213, 34, 20, 43 },
{ 101, 29, 16, 10, 85, 128, 101, 196, 26 },
{ 117, 20, 15, 36, 163, 128, 68, 1, 26 },
{ 95, 84, 53, 89, 128, 100, 113, 101, 45 },
},
{
{ 63, 59, 90, 180, 59, 166, 93, 73, 154 },
{ 40, 40, 21, 116, 143, 209, 34, 39, 175 },
{ 138, 31, 36, 171, 27, 166, 38, 44, 229 },
{ 57, 46, 22, 24, 128, 1, 54, 17, 37 },
{ 47, 15, 16, 183, 34, 223, 49, 45, 183 },
{ 46, 17, 33, 183, 6, 98, 15, 32, 183 },
{ 40, 3, 9, 115, 51, 192, 18, 6, 223 },
{ 65, 32, 73, 115, 28, 128, 23, 128, 205 },
{ 87, 37, 9, 115, 59, 77, 64, 21, 47 },
{ 67, 87, 58, 169, 82, 115, 26, 59, 179 },
},
{
{ 54, 57, 112, 184, 5, 41, 38, 166, 213 },
{ 30, 34, 26, 133, 152, 116, 10, 32, 134 },
{ 104, 55, 44, 218, 9, 54, 53, 130, 226 },
{ 75, 32, 12, 51, 192, 255, 160, 43, 51 },
{ 39, 19, 53, 221, 26, 114, 32, 73, 255 },
{ 31, 9, 65, 234, 2, 15, 1, 118, 73 },
{ 56, 21, 23, 111, 59, 205, 45, 37, 192 },
{ 88, 31, 35, 67, 102, 85, 55, 186, 85 },
{ 55, 38, 70, 124, 73, 102, 1, 34, 98 },
{ 64, 90, 70, 205, 40, 41, 23, 26, 57 },
},
{
{ 86, 40, 64, 135, 148, 224, 45, 183, 128 },
{ 22, 26, 17, 131, 240, 154, 14, 1, 209 },
{ 164, 50, 31, 137, 154, 133, 25, 35, 218 },
{ 83, 12, 13, 54, 192, 255, 68, 47, 28 },
{ 45, 16, 21, 91, 64, 222, 7, 1, 197 },
{ 56, 21, 39, 155, 60, 138, 23, 102, 213 },
{ 18, 11, 7, 63, 144, 171, 4, 4, 246 },
{ 85, 26, 85, 85, 128, 128, 32, 146, 171 },
{ 35, 27, 10, 146, 174, 171, 12, 26, 128 },
{ 51, 103, 44, 131, 131, 123, 31, 6, 158 },
},
{
{ 68, 45, 128, 34, 1, 47, 11, 245, 171 },
{ 62, 17, 19, 70, 146, 85, 55, 62, 70 },
{ 102, 61, 71, 37, 34, 53, 31, 243, 192 },
{ 75, 15, 9, 9, 64, 255, 184, 119, 16 },
{ 37, 43, 37, 154, 100, 163, 85, 160, 1 },
{ 63, 9, 92, 136, 28, 64, 32, 201, 85 },
{ 56, 8, 17, 132, 137, 255, 55, 116, 128 },
{ 86, 6, 28, 5, 64, 255, 25, 248, 1 },
{ 58, 15, 20, 82, 135, 57, 26, 121, 40 },
{ 69, 60, 71, 38, 73, 119, 28, 222, 37 },
},
{
{ 101, 75, 128, 139, 118, 146, 116, 128, 85 },
{ 56, 41, 15, 176, 236, 85, 37, 9, 62 },
{ 190, 80, 35, 99, 180, 80, 126, 54, 45 },
{ 146, 36, 19, 30, 171, 255, 97, 27, 20 },
{ 71, 30, 17, 119, 118, 255, 17, 18, 138 },
{ 101, 38, 60, 138, 55, 70, 43, 26, 142 },
{ 32, 41, 20, 117, 151, 142, 20, 21, 163 },
{ 138, 45, 61, 62, 219, 1, 81, 188, 64 },
{ 112, 19, 12, 61, 195, 128, 48, 4, 24 },
{ 85, 126, 47, 87, 176, 51, 41, 20, 32 },
},
{
{ 66, 102, 167, 99, 74, 62, 40, 234, 128 },
{ 41, 53, 9, 178, 241, 141, 26, 8, 107 },
{ 134, 183, 89, 137, 98, 101, 106, 165, 148 },
{ 104, 79, 12, 27, 217, 255, 87, 17, 7 },
{ 74, 43, 26, 146, 73, 166, 49, 23, 157 },
{ 65, 38, 105, 160, 51, 52, 31, 115, 128 },
{ 47, 41, 14, 110, 182, 183, 21, 17, 194 },
{ 87, 68, 71, 44, 114, 51, 15, 186, 23 },
{ 66, 45, 25, 102, 197, 189, 23, 18, 22 },
{ 72, 187, 100, 130, 157, 111, 32, 75, 80 },
},
};
static const int8_t vp8_segmentid_tree[][2] =
{
{ 1, 2 },
{ -0, -1 }, // '00', '01'
{ -2, -3 }, // '10', '11'
};
static const uint8_t vp8_coeff_band[16] =
{
0, 1, 2, 3, 6, 4, 5, 6, 6, 6, 6, 6, 6, 6, 6, 7
};
/* Inverse of vp8_coeff_band: mappings of bands to coefficient indexes.
* Each list is -1-terminated. */
static const int8_t vp8_coeff_band_indexes[8][10] =
{
{0, -1},
{1, -1},
{2, -1},
{3, -1},
{5, -1},
{6, -1},
{4, 7, 8, 9, 10, 11, 12, 13, 14, -1},
{15, -1}
};
static const uint8_t vp8_dct_cat1_prob[] = { 159, 0 };
static const uint8_t vp8_dct_cat2_prob[] = { 165, 145, 0 };
static const uint8_t vp8_dct_cat3_prob[] = { 173, 148, 140, 0 };
static const uint8_t vp8_dct_cat4_prob[] = { 176, 155, 140, 135, 0 };
static const uint8_t vp8_dct_cat5_prob[] = { 180, 157, 141, 134, 130, 0 };
static const uint8_t vp8_dct_cat6_prob[] = { 254, 254, 243, 230, 196, 177, 153, 140, 133, 130, 129, 0 };
// only used for cat3 and above; cat 1 and 2 are referenced directly
static const uint8_t * const vp8_dct_cat_prob[] =
{
vp8_dct_cat3_prob,
vp8_dct_cat4_prob,
vp8_dct_cat5_prob,
vp8_dct_cat6_prob,
};
static const uint8_t vp8_token_default_probs[4][8][3][NUM_DCT_TOKENS-1] =
{
{
{
{ 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128 },
{ 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128 },
{ 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128 },
},
{
{ 253, 136, 254, 255, 228, 219, 128, 128, 128, 128, 128 },
{ 189, 129, 242, 255, 227, 213, 255, 219, 128, 128, 128 },
{ 106, 126, 227, 252, 214, 209, 255, 255, 128, 128, 128 },
},
{
{ 1, 98, 248, 255, 236, 226, 255, 255, 128, 128, 128 },
{ 181, 133, 238, 254, 221, 234, 255, 154, 128, 128, 128 },
{ 78, 134, 202, 247, 198, 180, 255, 219, 128, 128, 128 },
},
{
{ 1, 185, 249, 255, 243, 255, 128, 128, 128, 128, 128 },
{ 184, 150, 247, 255, 236, 224, 128, 128, 128, 128, 128 },
{ 77, 110, 216, 255, 236, 230, 128, 128, 128, 128, 128 },
},
{
{ 1, 101, 251, 255, 241, 255, 128, 128, 128, 128, 128 },
{ 170, 139, 241, 252, 236, 209, 255, 255, 128, 128, 128 },
{ 37, 116, 196, 243, 228, 255, 255, 255, 128, 128, 128 },
},
{
{ 1, 204, 254, 255, 245, 255, 128, 128, 128, 128, 128 },
{ 207, 160, 250, 255, 238, 128, 128, 128, 128, 128, 128 },
{ 102, 103, 231, 255, 211, 171, 128, 128, 128, 128, 128 },
},
{
{ 1, 152, 252, 255, 240, 255, 128, 128, 128, 128, 128 },
{ 177, 135, 243, 255, 234, 225, 128, 128, 128, 128, 128 },
{ 80, 129, 211, 255, 194, 224, 128, 128, 128, 128, 128 },
},
{
{ 1, 1, 255, 128, 128, 128, 128, 128, 128, 128, 128 },
{ 246, 1, 255, 128, 128, 128, 128, 128, 128, 128, 128 },
{ 255, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128 },
},
},
{
{
{ 198, 35, 237, 223, 193, 187, 162, 160, 145, 155, 62 },
{ 131, 45, 198, 221, 172, 176, 220, 157, 252, 221, 1 },
{ 68, 47, 146, 208, 149, 167, 221, 162, 255, 223, 128 },
},
{
{ 1, 149, 241, 255, 221, 224, 255, 255, 128, 128, 128 },
{ 184, 141, 234, 253, 222, 220, 255, 199, 128, 128, 128 },
{ 81, 99, 181, 242, 176, 190, 249, 202, 255, 255, 128 },
},
{
{ 1, 129, 232, 253, 214, 197, 242, 196, 255, 255, 128 },
{ 99, 121, 210, 250, 201, 198, 255, 202, 128, 128, 128 },
{ 23, 91, 163, 242, 170, 187, 247, 210, 255, 255, 128 },
},
{
{ 1, 200, 246, 255, 234, 255, 128, 128, 128, 128, 128 },
{ 109, 178, 241, 255, 231, 245, 255, 255, 128, 128, 128 },
{ 44, 130, 201, 253, 205, 192, 255, 255, 128, 128, 128 },
},
{
{ 1, 132, 239, 251, 219, 209, 255, 165, 128, 128, 128 },
{ 94, 136, 225, 251, 218, 190, 255, 255, 128, 128, 128 },
{ 22, 100, 174, 245, 186, 161, 255, 199, 128, 128, 128 },
},
{
{ 1, 182, 249, 255, 232, 235, 128, 128, 128, 128, 128 },
{ 124, 143, 241, 255, 227, 234, 128, 128, 128, 128, 128 },
{ 35, 77, 181, 251, 193, 211, 255, 205, 128, 128, 128 },
},
{
{ 1, 157, 247, 255, 236, 231, 255, 255, 128, 128, 128 },
{ 121, 141, 235, 255, 225, 227, 255, 255, 128, 128, 128 },
{ 45, 99, 188, 251, 195, 217, 255, 224, 128, 128, 128 },
},
{
{ 1, 1, 251, 255, 213, 255, 128, 128, 128, 128, 128 },
{ 203, 1, 248, 255, 255, 128, 128, 128, 128, 128, 128 },
{ 137, 1, 177, 255, 224, 255, 128, 128, 128, 128, 128 },
},
},
{
{
{ 253, 9, 248, 251, 207, 208, 255, 192, 128, 128, 128 },
{ 175, 13, 224, 243, 193, 185, 249, 198, 255, 255, 128 },
{ 73, 17, 171, 221, 161, 179, 236, 167, 255, 234, 128 },
},
{
{ 1, 95, 247, 253, 212, 183, 255, 255, 128, 128, 128 },
{ 239, 90, 244, 250, 211, 209, 255, 255, 128, 128, 128 },
{ 155, 77, 195, 248, 188, 195, 255, 255, 128, 128, 128 },
},
{
{ 1, 24, 239, 251, 218, 219, 255, 205, 128, 128, 128 },
{ 201, 51, 219, 255, 196, 186, 128, 128, 128, 128, 128 },
{ 69, 46, 190, 239, 201, 218, 255, 228, 128, 128, 128 },
},
{
{ 1, 191, 251, 255, 255, 128, 128, 128, 128, 128, 128 },
{ 223, 165, 249, 255, 213, 255, 128, 128, 128, 128, 128 },
{ 141, 124, 248, 255, 255, 128, 128, 128, 128, 128, 128 },
},
{
{ 1, 16, 248, 255, 255, 128, 128, 128, 128, 128, 128 },
{ 190, 36, 230, 255, 236, 255, 128, 128, 128, 128, 128 },
{ 149, 1, 255, 128, 128, 128, 128, 128, 128, 128, 128 },
},
{
{ 1, 226, 255, 128, 128, 128, 128, 128, 128, 128, 128 },
{ 247, 192, 255, 128, 128, 128, 128, 128, 128, 128, 128 },
{ 240, 128, 255, 128, 128, 128, 128, 128, 128, 128, 128 },
},
{
{ 1, 134, 252, 255, 255, 128, 128, 128, 128, 128, 128 },
{ 213, 62, 250, 255, 255, 128, 128, 128, 128, 128, 128 },
{ 55, 93, 255, 128, 128, 128, 128, 128, 128, 128, 128 },
},
{
{ 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128 },
{ 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128 },
{ 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128 },
},
},
{
{
{ 202, 24, 213, 235, 186, 191, 220, 160, 240, 175, 255 },
{ 126, 38, 182, 232, 169, 184, 228, 174, 255, 187, 128 },
{ 61, 46, 138, 219, 151, 178, 240, 170, 255, 216, 128 },
},
{
{ 1, 112, 230, 250, 199, 191, 247, 159, 255, 255, 128 },
{ 166, 109, 228, 252, 211, 215, 255, 174, 128, 128, 128 },
{ 39, 77, 162, 232, 172, 180, 245, 178, 255, 255, 128 },
},
{
{ 1, 52, 220, 246, 198, 199, 249, 220, 255, 255, 128 },
{ 124, 74, 191, 243, 183, 193, 250, 221, 255, 255, 128 },
{ 24, 71, 130, 219, 154, 170, 243, 182, 255, 255, 128 },
},
{
{ 1, 182, 225, 249, 219, 240, 255, 224, 128, 128, 128 },
{ 149, 150, 226, 252, 216, 205, 255, 171, 128, 128, 128 },
{ 28, 108, 170, 242, 183, 194, 254, 223, 255, 255, 128 },
},
{
{ 1, 81, 230, 252, 204, 203, 255, 192, 128, 128, 128 },
{ 123, 102, 209, 247, 188, 196, 255, 233, 128, 128, 128 },
{ 20, 95, 153, 243, 164, 173, 255, 203, 128, 128, 128 },
},
{
{ 1, 222, 248, 255, 216, 213, 128, 128, 128, 128, 128 },
{ 168, 175, 246, 252, 235, 205, 255, 255, 128, 128, 128 },
{ 47, 116, 215, 255, 211, 212, 255, 255, 128, 128, 128 },
},
{
{ 1, 121, 236, 253, 212, 214, 255, 255, 128, 128, 128 },
{ 141, 84, 213, 252, 201, 202, 255, 219, 128, 128, 128 },
{ 42, 80, 160, 240, 162, 185, 255, 205, 128, 128, 128 },
},
{
{ 1, 1, 255, 128, 128, 128, 128, 128, 128, 128, 128 },
{ 244, 1, 255, 128, 128, 128, 128, 128, 128, 128, 128 },
{ 238, 1, 255, 128, 128, 128, 128, 128, 128, 128, 128 },
},
},
};
static const uint8_t vp8_token_update_probs[4][8][3][NUM_DCT_TOKENS-1] =
{
{
{
{ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
{ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
{ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
},
{
{ 176, 246, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
{ 223, 241, 252, 255, 255, 255, 255, 255, 255, 255, 255 },
{ 249, 253, 253, 255, 255, 255, 255, 255, 255, 255, 255 },
},
{
{ 255, 244, 252, 255, 255, 255, 255, 255, 255, 255, 255 },
{ 234, 254, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
{ 253, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
},
{
{ 255, 246, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
{ 239, 253, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
{ 254, 255, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
},
{
{ 255, 248, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
{ 251, 255, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
{ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
},
{
{ 255, 253, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
{ 251, 254, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
{ 254, 255, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
},
{
{ 255, 254, 253, 255, 254, 255, 255, 255, 255, 255, 255 },
{ 250, 255, 254, 255, 254, 255, 255, 255, 255, 255, 255 },
{ 254, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
},
{
{ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
{ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
{ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
},
},
{
{
{ 217, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
{ 225, 252, 241, 253, 255, 255, 254, 255, 255, 255, 255 },
{ 234, 250, 241, 250, 253, 255, 253, 254, 255, 255, 255 },
},
{
{ 255, 254, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
{ 223, 254, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
{ 238, 253, 254, 254, 255, 255, 255, 255, 255, 255, 255 },
},
{
{ 255, 248, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
{ 249, 254, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
{ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
},
{
{ 255, 253, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
{ 247, 254, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
{ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
},
{
{ 255, 253, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
{ 252, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
{ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
},
{
{ 255, 254, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
{ 253, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
{ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
},
{
{ 255, 254, 253, 255, 255, 255, 255, 255, 255, 255, 255 },
{ 250, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
{ 254, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
},
{
{ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
{ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
{ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
},
},
{
{
{ 186, 251, 250, 255, 255, 255, 255, 255, 255, 255, 255 },
{ 234, 251, 244, 254, 255, 255, 255, 255, 255, 255, 255 },
{ 251, 251, 243, 253, 254, 255, 254, 255, 255, 255, 255 },
},
{
{ 255, 253, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
{ 236, 253, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
{ 251, 253, 253, 254, 254, 255, 255, 255, 255, 255, 255 },
},
{
{ 255, 254, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
{ 254, 254, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
{ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
},
{
{ 255, 254, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
{ 254, 254, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
{ 254, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
},
{
{ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
{ 254, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
{ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
},
{
{ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
{ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
{ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
},
{
{ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
{ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
{ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
},
{
{ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
{ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
{ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
},
},
{
{
{ 248, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
{ 250, 254, 252, 254, 255, 255, 255, 255, 255, 255, 255 },
{ 248, 254, 249, 253, 255, 255, 255, 255, 255, 255, 255 },
},
{
{ 255, 253, 253, 255, 255, 255, 255, 255, 255, 255, 255 },
{ 246, 253, 253, 255, 255, 255, 255, 255, 255, 255, 255 },
{ 252, 254, 251, 254, 254, 255, 255, 255, 255, 255, 255 },
},
{
{ 255, 254, 252, 255, 255, 255, 255, 255, 255, 255, 255 },
{ 248, 254, 253, 255, 255, 255, 255, 255, 255, 255, 255 },
{ 253, 255, 254, 254, 255, 255, 255, 255, 255, 255, 255 },
},
{
{ 255, 251, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
{ 245, 251, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
{ 253, 253, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
},
{
{ 255, 251, 253, 255, 255, 255, 255, 255, 255, 255, 255 },
{ 252, 253, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
{ 255, 254, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
},
{
{ 255, 252, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
{ 249, 255, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
{ 255, 255, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
},
{
{ 255, 255, 253, 255, 255, 255, 255, 255, 255, 255, 255 },
{ 250, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
{ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
},
{
{ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
{ 254, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
{ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
},
},
};
// fixme: copied from h264data.h
static const uint8_t zigzag_scan[16]={
0+0*4, 1+0*4, 0+1*4, 0+2*4,
1+1*4, 2+0*4, 3+0*4, 2+1*4,
1+2*4, 0+3*4, 1+3*4, 2+2*4,
3+1*4, 3+2*4, 2+3*4, 3+3*4,
};
static const uint8_t vp8_dc_qlookup[VP8_MAX_QUANT+1] =
{
4, 5, 6, 7, 8, 9, 10, 10, 11, 12, 13, 14, 15, 16, 17, 17,
18, 19, 20, 20, 21, 21, 22, 22, 23, 23, 24, 25, 25, 26, 27, 28,
29, 30, 31, 32, 33, 34, 35, 36, 37, 37, 38, 39, 40, 41, 42, 43,
44, 45, 46, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58,
59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74,
75, 76, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89,
91, 93, 95, 96, 98, 100, 101, 102, 104, 106, 108, 110, 112, 114, 116, 118,
122, 124, 126, 128, 130, 132, 134, 136, 138, 140, 143, 145, 148, 151, 154, 157,
};
static const uint16_t vp8_ac_qlookup[VP8_MAX_QUANT+1] =
{
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, 32, 33, 34, 35,
36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51,
52, 53, 54, 55, 56, 57, 58, 60, 62, 64, 66, 68, 70, 72, 74, 76,
78, 80, 82, 84, 86, 88, 90, 92, 94, 96, 98, 100, 102, 104, 106, 108,
110, 112, 114, 116, 119, 122, 125, 128, 131, 134, 137, 140, 143, 146, 149, 152,
155, 158, 161, 164, 167, 170, 173, 177, 181, 185, 189, 193, 197, 201, 205, 209,
213, 217, 221, 225, 229, 234, 239, 245, 249, 254, 259, 264, 269, 274, 279, 284,
};
static const uint8_t vp8_mv_update_prob[2][19] = {
{ 237,
246,
253, 253, 254, 254, 254, 254, 254,
254, 254, 254, 254, 254, 250, 250, 252, 254, 254 },
{ 231,
243,
245, 253, 254, 254, 254, 254, 254,
254, 254, 254, 254, 254, 251, 251, 254, 254, 254 }
};
static const uint8_t vp8_mv_default_prob[2][19] = {
{ 162,
128,
225, 146, 172, 147, 214, 39, 156,
128, 129, 132, 75, 145, 178, 206, 239, 254, 254 },
{ 164,
128,
204, 170, 119, 235, 140, 230, 228,
128, 130, 130, 74, 148, 180, 203, 236, 254, 254 }
};