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opus: move all tables to a separate file 

Signed-off-by: Rostislav Pehlivanov <atomnuker@gmail.com>
This commit is contained in:
Rostislav Pehlivanov 2016-11-07 21:48:16 +00:00
parent a765ba647d
commit 0660a09dd1
5 changed files with 1421 additions and 1240 deletions
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2
libavcodec/Makefile
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@ -437,7 +437,7 @@ OBJS-$(CONFIG_NELLYMOSER_ENCODER) += nellymoserenc.o nellymoser.o
OBJS-$(CONFIG_NUV_DECODER) += nuv.o rtjpeg.o
OBJS-$(CONFIG_ON2AVC_DECODER) += on2avc.o on2avcdata.o
OBJS-$(CONFIG_OPUS_DECODER) += opusdec.o opus.o opus_celt.o \
opus_silk.o vorbis_data.o
opus_silk.o opustab.o vorbis_data.o
OBJS-$(CONFIG_PAF_AUDIO_DECODER) += pafaudio.o
OBJS-$(CONFIG_PAF_VIDEO_DECODER) += pafvideo.o
OBJS-$(CONFIG_PAM_DECODER) += pnmdec.o pnm.o

518
libavcodec/opus_celt.c
View File

@ -31,6 +31,7 @@
#include "imdct15.h"
#include "opus.h"
#include "opustab.h"
enum CeltSpread {
CELT_SPREAD_NONE,
@ -99,396 +100,7 @@ struct CeltContext {
int tf_change [CELT_MAX_BANDS];
DECLARE_ALIGNED(32, float, coeffs)[2][CELT_MAX_FRAME_SIZE];
DECLARE_ALIGNED(32, float, scratch)[22 * 8]; // MAX(celt_freq_range) * 1<<CELT_MAX_LOG_BLOCKS
};
static const uint16_t celt_model_tapset[] = { 4, 2, 3, 4 };
static const uint16_t celt_model_spread[] = { 32, 7, 9, 30, 32 };
static const uint16_t celt_model_alloc_trim[] = {
128, 2, 4, 9, 19, 41, 87, 109, 119, 124, 126, 128
};
static const uint16_t celt_model_energy_small[] = { 4, 2, 3, 4 };
static const uint8_t celt_freq_bands[] = { /* in steps of 200Hz */
0, 1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 16, 20, 24, 28, 34, 40, 48, 60, 78, 100
};
static const uint8_t celt_freq_range[] = {
1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 4, 4, 4, 6, 6, 8, 12, 18, 22
};
static const uint8_t celt_log_freq_range[] = {
0, 0, 0, 0, 0, 0, 0, 0, 8, 8, 8, 8, 16, 16, 16, 21, 21, 24, 29, 34, 36
};
static const int8_t celt_tf_select[4][2][2][2] = {
{ { { 0, -1 }, { 0, -1 } }, { { 0, -1 }, { 0, -1 } } },
{ { { 0, -1 }, { 0, -2 } }, { { 1, 0 }, { 1, -1 } } },
{ { { 0, -2 }, { 0, -3 } }, { { 2, 0 }, { 1, -1 } } },
{ { { 0, -2 }, { 0, -3 } }, { { 3, 0 }, { 1, -1 } } }
};
static const float celt_mean_energy[] = {
6.437500f, 6.250000f, 5.750000f, 5.312500f, 5.062500f,
4.812500f, 4.500000f, 4.375000f, 4.875000f, 4.687500f,
4.562500f, 4.437500f, 4.875000f, 4.625000f, 4.312500f,
4.500000f, 4.375000f, 4.625000f, 4.750000f, 4.437500f,
3.750000f, 3.750000f, 3.750000f, 3.750000f, 3.750000f
};
static const float celt_alpha_coef[] = {
29440.0f/32768.0f, 26112.0f/32768.0f, 21248.0f/32768.0f, 16384.0f/32768.0f
};
static const float celt_beta_coef[] = { /* TODO: precompute 1 minus this if the code ends up neater */
30147.0f/32768.0f, 22282.0f/32768.0f, 12124.0f/32768.0f, 6554.0f/32768.0f
};
static const uint8_t celt_coarse_energy_dist[4][2][42] = {
{
{ // 120-sample inter
72, 127, 65, 129, 66, 128, 65, 128, 64, 128, 62, 128, 64, 128,
64, 128, 92, 78, 92, 79, 92, 78, 90, 79, 116, 41, 115, 40,
114, 40, 132, 26, 132, 26, 145, 17, 161, 12, 176, 10, 177, 11
}, { // 120-sample intra
24, 179, 48, 138, 54, 135, 54, 132, 53, 134, 56, 133, 55, 132,
55, 132, 61, 114, 70, 96, 74, 88, 75, 88, 87, 74, 89, 66,
91, 67, 100, 59, 108, 50, 120, 40, 122, 37, 97, 43, 78, 50
}
}, {
{ // 240-sample inter
83, 78, 84, 81, 88, 75, 86, 74, 87, 71, 90, 73, 93, 74,
93, 74, 109, 40, 114, 36, 117, 34, 117, 34, 143, 17, 145, 18,
146, 19, 162, 12, 165, 10, 178, 7, 189, 6, 190, 8, 177, 9
}, { // 240-sample intra
23, 178, 54, 115, 63, 102, 66, 98, 69, 99, 74, 89, 71, 91,
73, 91, 78, 89, 86, 80, 92, 66, 93, 64, 102, 59, 103, 60,
104, 60, 117, 52, 123, 44, 138, 35, 133, 31, 97, 38, 77, 45
}
}, {
{ // 480-sample inter
61, 90, 93, 60, 105, 42, 107, 41, 110, 45, 116, 38, 113, 38,
112, 38, 124, 26, 132, 27, 136, 19, 140, 20, 155, 14, 159, 16,
158, 18, 170, 13, 177, 10, 187, 8, 192, 6, 175, 9, 159, 10
}, { // 480-sample intra
21, 178, 59, 110, 71, 86, 75, 85, 84, 83, 91, 66, 88, 73,
87, 72, 92, 75, 98, 72, 105, 58, 107, 54, 115, 52, 114, 55,
112, 56, 129, 51, 132, 40, 150, 33, 140, 29, 98, 35, 77, 42
}
}, {
{ // 960-sample inter
42, 121, 96, 66, 108, 43, 111, 40, 117, 44, 123, 32, 120, 36,
119, 33, 127, 33, 134, 34, 139, 21, 147, 23, 152, 20, 158, 25,
154, 26, 166, 21, 173, 16, 184, 13, 184, 10, 150, 13, 139, 15
}, { // 960-sample intra
22, 178, 63, 114, 74, 82, 84, 83, 92, 82, 103, 62, 96, 72,
96, 67, 101, 73, 107, 72, 113, 55, 118, 52, 125, 52, 118, 52,
117, 55, 135, 49, 137, 39, 157, 32, 145, 29, 97, 33, 77, 40
}
}
};
static const uint8_t celt_static_alloc[11][21] = { /* 1/32 bit/sample */
{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 90, 80, 75, 69, 63, 56, 49, 40, 34, 29, 20, 18, 10, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 110, 100, 90, 84, 78, 71, 65, 58, 51, 45, 39, 32, 26, 20, 12, 0, 0, 0, 0, 0, 0 },
{ 118, 110, 103, 93, 86, 80, 75, 70, 65, 59, 53, 47, 40, 31, 23, 15, 4, 0, 0, 0, 0 },
{ 126, 119, 112, 104, 95, 89, 83, 78, 72, 66, 60, 54, 47, 39, 32, 25, 17, 12, 1, 0, 0 },
{ 134, 127, 120, 114, 103, 97, 91, 85, 78, 72, 66, 60, 54, 47, 41, 35, 29, 23, 16, 10, 1 },
{ 144, 137, 130, 124, 113, 107, 101, 95, 88, 82, 76, 70, 64, 57, 51, 45, 39, 33, 26, 15, 1 },
{ 152, 145, 138, 132, 123, 117, 111, 105, 98, 92, 86, 80, 74, 67, 61, 55, 49, 43, 36, 20, 1 },
{ 162, 155, 148, 142, 133, 127, 121, 115, 108, 102, 96, 90, 84, 77, 71, 65, 59, 53, 46, 30, 1 },
{ 172, 165, 158, 152, 143, 137, 131, 125, 118, 112, 106, 100, 94, 87, 81, 75, 69, 63, 56, 45, 20 },
{ 200, 200, 200, 200, 200, 200, 200, 200, 198, 193, 188, 183, 178, 173, 168, 163, 158, 153, 148, 129, 104 }
};
static const uint8_t celt_static_caps[4][2][21] = {
{ // 120-sample
{224, 224, 224, 224, 224, 224, 224, 224, 160, 160,
160, 160, 185, 185, 185, 178, 178, 168, 134, 61, 37},
{224, 224, 224, 224, 224, 224, 224, 224, 240, 240,
240, 240, 207, 207, 207, 198, 198, 183, 144, 66, 40},
}, { // 240-sample
{160, 160, 160, 160, 160, 160, 160, 160, 185, 185,
185, 185, 193, 193, 193, 183, 183, 172, 138, 64, 38},
{240, 240, 240, 240, 240, 240, 240, 240, 207, 207,
207, 207, 204, 204, 204, 193, 193, 180, 143, 66, 40},
}, { // 480-sample
{185, 185, 185, 185, 185, 185, 185, 185, 193, 193,
193, 193, 193, 193, 193, 183, 183, 172, 138, 65, 39},
{207, 207, 207, 207, 207, 207, 207, 207, 204, 204,
204, 204, 201, 201, 201, 188, 188, 176, 141, 66, 40},
}, { // 960-sample
{193, 193, 193, 193, 193, 193, 193, 193, 193, 193,
193, 193, 194, 194, 194, 184, 184, 173, 139, 65, 39},
{204, 204, 204, 204, 204, 204, 204, 204, 201, 201,
201, 201, 198, 198, 198, 187, 187, 175, 140, 66, 40}
}
};
static const uint8_t celt_cache_bits[392] = {
40, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7,
7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7,
7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 40, 15, 23, 28,
31, 34, 36, 38, 39, 41, 42, 43, 44, 45, 46, 47, 47, 49, 50,
51, 52, 53, 54, 55, 55, 57, 58, 59, 60, 61, 62, 63, 63, 65,
66, 67, 68, 69, 70, 71, 71, 40, 20, 33, 41, 48, 53, 57, 61,
64, 66, 69, 71, 73, 75, 76, 78, 80, 82, 85, 87, 89, 91, 92,
94, 96, 98, 101, 103, 105, 107, 108, 110, 112, 114, 117, 119, 121, 123,
124, 126, 128, 40, 23, 39, 51, 60, 67, 73, 79, 83, 87, 91, 94,
97, 100, 102, 105, 107, 111, 115, 118, 121, 124, 126, 129, 131, 135, 139,
142, 145, 148, 150, 153, 155, 159, 163, 166, 169, 172, 174, 177, 179, 35,
28, 49, 65, 78, 89, 99, 107, 114, 120, 126, 132, 136, 141, 145, 149,
153, 159, 165, 171, 176, 180, 185, 189, 192, 199, 205, 211, 216, 220, 225,
229, 232, 239, 245, 251, 21, 33, 58, 79, 97, 112, 125, 137, 148, 157,
166, 174, 182, 189, 195, 201, 207, 217, 227, 235, 243, 251, 17, 35, 63,
86, 106, 123, 139, 152, 165, 177, 187, 197, 206, 214, 222, 230, 237, 250,
25, 31, 55, 75, 91, 105, 117, 128, 138, 146, 154, 161, 168, 174, 180,
185, 190, 200, 208, 215, 222, 229, 235, 240, 245, 255, 16, 36, 65, 89,
110, 128, 144, 159, 173, 185, 196, 207, 217, 226, 234, 242, 250, 11, 41,
74, 103, 128, 151, 172, 191, 209, 225, 241, 255, 9, 43, 79, 110, 138,
163, 186, 207, 227, 246, 12, 39, 71, 99, 123, 144, 164, 182, 198, 214,
228, 241, 253, 9, 44, 81, 113, 142, 168, 192, 214, 235, 255, 7, 49,
90, 127, 160, 191, 220, 247, 6, 51, 95, 134, 170, 203, 234, 7, 47,
87, 123, 155, 184, 212, 237, 6, 52, 97, 137, 174, 208, 240, 5, 57,
106, 151, 192, 231, 5, 59, 111, 158, 202, 243, 5, 55, 103, 147, 187,
224, 5, 60, 113, 161, 206, 248, 4, 65, 122, 175, 224, 4, 67, 127,
182, 234
};
static const int16_t celt_cache_index[105] = {
-1, -1, -1, -1, -1, -1, -1, -1, 0, 0, 0, 0, 41, 41, 41,
82, 82, 123, 164, 200, 222, 0, 0, 0, 0, 0, 0, 0, 0, 41,
41, 41, 41, 123, 123, 123, 164, 164, 240, 266, 283, 295, 41, 41, 41,
41, 41, 41, 41, 41, 123, 123, 123, 123, 240, 240, 240, 266, 266, 305,
318, 328, 336, 123, 123, 123, 123, 123, 123, 123, 123, 240, 240, 240, 240,
305, 305, 305, 318, 318, 343, 351, 358, 364, 240, 240, 240, 240, 240, 240,
240, 240, 305, 305, 305, 305, 343, 343, 343, 351, 351, 370, 376, 382, 387,
};
static const uint8_t celt_log2_frac[] = {
0, 8, 13, 16, 19, 21, 23, 24, 26, 27, 28, 29, 30, 31, 32, 32, 33, 34, 34, 35, 36, 36, 37, 37
};
static const uint8_t celt_bit_interleave[] = {
0, 1, 1, 1, 2, 3, 3, 3, 2, 3, 3, 3, 2, 3, 3, 3
};
static const uint8_t celt_bit_deinterleave[] = {
0x00, 0x03, 0x0C, 0x0F, 0x30, 0x33, 0x3C, 0x3F,
0xC0, 0xC3, 0xCC, 0xCF, 0xF0, 0xF3, 0xFC, 0xFF
};
static const uint8_t celt_hadamard_ordery[] = {
1, 0,
3, 0, 2, 1,
7, 0, 4, 3, 6, 1, 5, 2,
15, 0, 8, 7, 12, 3, 11, 4, 14, 1, 9, 6, 13, 2, 10, 5
};
static const uint16_t celt_qn_exp2[] = {
16384, 17866, 19483, 21247, 23170, 25267, 27554, 30048
};
static const uint32_t celt_pvq_u[1272] = {
/* N = 0, K = 0...176 */
1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
/* N = 1, K = 1...176 */
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
/* N = 2, K = 2...176 */
3, 5, 7, 9, 11, 13, 15, 17, 19, 21, 23, 25, 27, 29, 31, 33, 35, 37, 39, 41,
43, 45, 47, 49, 51, 53, 55, 57, 59, 61, 63, 65, 67, 69, 71, 73, 75, 77, 79,
81, 83, 85, 87, 89, 91, 93, 95, 97, 99, 101, 103, 105, 107, 109, 111, 113,
115, 117, 119, 121, 123, 125, 127, 129, 131, 133, 135, 137, 139, 141, 143,
145, 147, 149, 151, 153, 155, 157, 159, 161, 163, 165, 167, 169, 171, 173,
175, 177, 179, 181, 183, 185, 187, 189, 191, 193, 195, 197, 199, 201, 203,
205, 207, 209, 211, 213, 215, 217, 219, 221, 223, 225, 227, 229, 231, 233,
235, 237, 239, 241, 243, 245, 247, 249, 251, 253, 255, 257, 259, 261, 263,
265, 267, 269, 271, 273, 275, 277, 279, 281, 283, 285, 287, 289, 291, 293,
295, 297, 299, 301, 303, 305, 307, 309, 311, 313, 315, 317, 319, 321, 323,
325, 327, 329, 331, 333, 335, 337, 339, 341, 343, 345, 347, 349, 351,
/* N = 3, K = 3...176 */
13, 25, 41, 61, 85, 113, 145, 181, 221, 265, 313, 365, 421, 481, 545, 613,
685, 761, 841, 925, 1013, 1105, 1201, 1301, 1405, 1513, 1625, 1741, 1861,
1985, 2113, 2245, 2381, 2521, 2665, 2813, 2965, 3121, 3281, 3445, 3613, 3785,
3961, 4141, 4325, 4513, 4705, 4901, 5101, 5305, 5513, 5725, 5941, 6161, 6385,
6613, 6845, 7081, 7321, 7565, 7813, 8065, 8321, 8581, 8845, 9113, 9385, 9661,
9941, 10225, 10513, 10805, 11101, 11401, 11705, 12013, 12325, 12641, 12961,
13285, 13613, 13945, 14281, 14621, 14965, 15313, 15665, 16021, 16381, 16745,
17113, 17485, 17861, 18241, 18625, 19013, 19405, 19801, 20201, 20605, 21013,
21425, 21841, 22261, 22685, 23113, 23545, 23981, 24421, 24865, 25313, 25765,
26221, 26681, 27145, 27613, 28085, 28561, 29041, 29525, 30013, 30505, 31001,
31501, 32005, 32513, 33025, 33541, 34061, 34585, 35113, 35645, 36181, 36721,
37265, 37813, 38365, 38921, 39481, 40045, 40613, 41185, 41761, 42341, 42925,
43513, 44105, 44701, 45301, 45905, 46513, 47125, 47741, 48361, 48985, 49613,
50245, 50881, 51521, 52165, 52813, 53465, 54121, 54781, 55445, 56113, 56785,
57461, 58141, 58825, 59513, 60205, 60901, 61601,
/* N = 4, K = 4...176 */
63, 129, 231, 377, 575, 833, 1159, 1561, 2047, 2625, 3303, 4089, 4991, 6017,
7175, 8473, 9919, 11521, 13287, 15225, 17343, 19649, 22151, 24857, 27775,
30913, 34279, 37881, 41727, 45825, 50183, 54809, 59711, 64897, 70375, 76153,
82239, 88641, 95367, 102425, 109823, 117569, 125671, 134137, 142975, 152193,
161799, 171801, 182207, 193025, 204263, 215929, 228031, 240577, 253575,
267033, 280959, 295361, 310247, 325625, 341503, 357889, 374791, 392217,
410175, 428673, 447719, 467321, 487487, 508225, 529543, 551449, 573951,
597057, 620775, 645113, 670079, 695681, 721927, 748825, 776383, 804609,
833511, 863097, 893375, 924353, 956039, 988441, 1021567, 1055425, 1090023,
1125369, 1161471, 1198337, 1235975, 1274393, 1313599, 1353601, 1394407,
1436025, 1478463, 1521729, 1565831, 1610777, 1656575, 1703233, 1750759,
1799161, 1848447, 1898625, 1949703, 2001689, 2054591, 2108417, 2163175,
2218873, 2275519, 2333121, 2391687, 2451225, 2511743, 2573249, 2635751,
2699257, 2763775, 2829313, 2895879, 2963481, 3032127, 3101825, 3172583,
3244409, 3317311, 3391297, 3466375, 3542553, 3619839, 3698241, 3777767,
3858425, 3940223, 4023169, 4107271, 4192537, 4278975, 4366593, 4455399,
4545401, 4636607, 4729025, 4822663, 4917529, 5013631, 5110977, 5209575,
5309433, 5410559, 5512961, 5616647, 5721625, 5827903, 5935489, 6044391,
6154617, 6266175, 6379073, 6493319, 6608921, 6725887, 6844225, 6963943,
7085049, 7207551,
/* N = 5, K = 5...176 */
321, 681, 1289, 2241, 3649, 5641, 8361, 11969, 16641, 22569, 29961, 39041,
50049, 63241, 78889, 97281, 118721, 143529, 172041, 204609, 241601, 283401,
330409, 383041, 441729, 506921, 579081, 658689, 746241, 842249, 947241,
1061761, 1186369, 1321641, 1468169, 1626561, 1797441, 1981449, 2179241,
2391489, 2618881, 2862121, 3121929, 3399041, 3694209, 4008201, 4341801,
4695809, 5071041, 5468329, 5888521, 6332481, 6801089, 7295241, 7815849,
8363841, 8940161, 9545769, 10181641, 10848769, 11548161, 12280841, 13047849,
13850241, 14689089, 15565481, 16480521, 17435329, 18431041, 19468809,
20549801, 21675201, 22846209, 24064041, 25329929, 26645121, 28010881,
29428489, 30899241, 32424449, 34005441, 35643561, 37340169, 39096641,
40914369, 42794761, 44739241, 46749249, 48826241, 50971689, 53187081,
55473921, 57833729, 60268041, 62778409, 65366401, 68033601, 70781609,
73612041, 76526529, 79526721, 82614281, 85790889, 89058241, 92418049,
95872041, 99421961, 103069569, 106816641, 110664969, 114616361, 118672641,
122835649, 127107241, 131489289, 135983681, 140592321, 145317129, 150160041,
155123009, 160208001, 165417001, 170752009, 176215041, 181808129, 187533321,
193392681, 199388289, 205522241, 211796649, 218213641, 224775361, 231483969,
238341641, 245350569, 252512961, 259831041, 267307049, 274943241, 282741889,
290705281, 298835721, 307135529, 315607041, 324252609, 333074601, 342075401,
351257409, 360623041, 370174729, 379914921, 389846081, 399970689, 410291241,
420810249, 431530241, 442453761, 453583369, 464921641, 476471169, 488234561,
500214441, 512413449, 524834241, 537479489, 550351881, 563454121, 576788929,
590359041, 604167209, 618216201, 632508801,
/* N = 6, K = 6...96 (technically V(109,5) fits in 32 bits, but that can't be
achieved by splitting an Opus band) */
1683, 3653, 7183, 13073, 22363, 36365, 56695, 85305, 124515, 177045, 246047,
335137, 448427, 590557, 766727, 982729, 1244979, 1560549, 1937199, 2383409,
2908411, 3522221, 4235671, 5060441, 6009091, 7095093, 8332863, 9737793,
11326283, 13115773, 15124775, 17372905, 19880915, 22670725, 25765455,
29189457, 32968347, 37129037, 41699767, 46710137, 52191139, 58175189,
64696159, 71789409, 79491819, 87841821, 96879431, 106646281, 117185651,
128542501, 140763503, 153897073, 167993403, 183104493, 199284183, 216588185,
235074115, 254801525, 275831935, 298228865, 322057867, 347386557, 374284647,
402823977, 433078547, 465124549, 499040399, 534906769, 572806619, 612825229,
655050231, 699571641, 746481891, 795875861, 847850911, 902506913, 959946283,
1020274013, 1083597703, 1150027593, 1219676595, 1292660325, 1369097135,
1449108145, 1532817275, 1620351277, 1711839767, 1807415257, 1907213187,
2011371957, 2120032959,
/* N = 7, K = 7...54 (technically V(60,6) fits in 32 bits, but that can't be
achieved by splitting an Opus band) */
8989, 19825, 40081, 75517, 134245, 227305, 369305, 579125, 880685, 1303777,
1884961, 2668525, 3707509, 5064793, 6814249, 9041957, 11847485, 15345233,
19665841, 24957661, 31388293, 39146185, 48442297, 59511829, 72616013,
88043969, 106114625, 127178701, 151620757, 179861305, 212358985, 249612805,
292164445, 340600625, 395555537, 457713341, 527810725, 606639529, 695049433,
793950709, 904317037, 1027188385, 1163673953, 1314955181, 1482288821,
1667010073, 1870535785, 2094367717,
/* N = 8, K = 8...37 (technically V(40,7) fits in 32 bits, but that can't be
achieved by splitting an Opus band) */
48639, 108545, 224143, 433905, 795455, 1392065, 2340495, 3800305, 5984767,
9173505, 13726991, 20103025, 28875327, 40754369, 56610575, 77500017,
104692735, 139703809, 184327311, 240673265, 311207743, 398796225, 506750351,
638878193, 799538175, 993696769, 1226990095, 1505789553, 1837271615,
2229491905,
/* N = 9, K = 9...28 (technically V(29,8) fits in 32 bits, but that can't be
achieved by splitting an Opus band) */
265729, 598417, 1256465, 2485825, 4673345, 8405905, 14546705, 24331777,
39490049, 62390545, 96220561, 145198913, 214828609, 312193553, 446304145,
628496897, 872893441, 1196924561, 1621925137, 2173806145,
/* N = 10, K = 10...24 */
1462563, 3317445, 7059735, 14218905, 27298155, 50250765, 89129247, 152951073,
254831667, 413442773, 654862247, 1014889769, 1541911931, 2300409629,
3375210671,
/* N = 11, K = 11...19 (technically V(20,10) fits in 32 bits, but that can't be
achieved by splitting an Opus band) */
8097453, 18474633, 39753273, 81270333, 158819253, 298199265, 540279585,
948062325, 1616336765,
/* N = 12, K = 12...18 */
45046719, 103274625, 224298231, 464387817, 921406335, 1759885185,
3248227095,
/* N = 13, K = 13...16 */
251595969, 579168825, 1267854873, 2653649025,
/* N = 14, K = 14 */
1409933619
};
DECLARE_ALIGNED(32, static const float, celt_window)[120] = {
6.7286966e-05f, 0.00060551348f, 0.0016815970f, 0.0032947962f, 0.0054439943f,
0.0081276923f, 0.011344001f, 0.015090633f, 0.019364886f, 0.024163635f,
0.029483315f, 0.035319905f, 0.041668911f, 0.048525347f, 0.055883718f,
0.063737999f, 0.072081616f, 0.080907428f, 0.090207705f, 0.099974111f,
0.11019769f, 0.12086883f, 0.13197729f, 0.14351214f, 0.15546177f,
0.16781389f, 0.18055550f, 0.19367290f, 0.20715171f, 0.22097682f,
0.23513243f, 0.24960208f, 0.26436860f, 0.27941419f, 0.29472040f,
0.31026818f, 0.32603788f, 0.34200931f, 0.35816177f, 0.37447407f,
0.39092462f, 0.40749142f, 0.42415215f, 0.44088423f, 0.45766484f,
0.47447104f, 0.49127978f, 0.50806798f, 0.52481261f, 0.54149077f,
0.55807973f, 0.57455701f, 0.59090049f, 0.60708841f, 0.62309951f,
0.63891306f, 0.65450896f, 0.66986776f, 0.68497077f, 0.69980010f,
0.71433873f, 0.72857055f, 0.74248043f, 0.75605424f, 0.76927895f,
0.78214257f, 0.79463430f, 0.80674445f, 0.81846456f, 0.82978733f,
0.84070669f, 0.85121779f, 0.86131698f, 0.87100183f, 0.88027111f,
0.88912479f, 0.89756398f, 0.90559094f, 0.91320904f, 0.92042270f,
0.92723738f, 0.93365955f, 0.93969656f, 0.94535671f, 0.95064907f,
0.95558353f, 0.96017067f, 0.96442171f, 0.96834849f, 0.97196334f,
0.97527906f, 0.97830883f, 0.98106616f, 0.98356480f, 0.98581869f,
0.98784191f, 0.98964856f, 0.99125274f, 0.99266849f, 0.99390969f,
0.99499004f, 0.99592297f, 0.99672162f, 0.99739874f, 0.99796667f,
0.99843728f, 0.99882195f, 0.99913147f, 0.99937606f, 0.99956527f,
0.99970802f, 0.99981248f, 0.99988613f, 0.99993565f, 0.99996697f,
0.99998518f, 0.99999457f, 0.99999859f, 0.99999982f, 1.0000000f,
};
/* square of the window, used for the postfilter */
const float ff_celt_window2[120] = {
4.5275357e-09f, 3.66647e-07f, 2.82777e-06f, 1.08557e-05f, 2.96371e-05f, 6.60594e-05f,
0.000128686f, 0.000227727f, 0.000374999f, 0.000583881f, 0.000869266f, 0.0012475f,
0.0017363f, 0.00235471f, 0.00312299f, 0.00406253f, 0.00519576f, 0.00654601f,
0.00813743f, 0.00999482f, 0.0121435f, 0.0146093f, 0.017418f, 0.0205957f, 0.0241684f,
0.0281615f, 0.0326003f, 0.0375092f, 0.0429118f, 0.0488308f, 0.0552873f, 0.0623012f,
0.0698908f, 0.0780723f, 0.0868601f, 0.0962664f, 0.106301f, 0.11697f, 0.12828f,
0.140231f, 0.152822f, 0.166049f, 0.179905f, 0.194379f, 0.209457f, 0.225123f, 0.241356f,
0.258133f, 0.275428f, 0.293212f, 0.311453f, 0.330116f, 0.349163f, 0.368556f, 0.388253f,
0.40821f, 0.428382f, 0.448723f, 0.469185f, 0.48972f, 0.51028f, 0.530815f, 0.551277f,
0.571618f, 0.59179f, 0.611747f, 0.631444f, 0.650837f, 0.669884f, 0.688547f, 0.706788f,
0.724572f, 0.741867f, 0.758644f, 0.774877f, 0.790543f, 0.805621f, 0.820095f, 0.833951f,
0.847178f, 0.859769f, 0.87172f, 0.88303f, 0.893699f, 0.903734f, 0.91314f, 0.921928f,
0.930109f, 0.937699f, 0.944713f, 0.951169f, 0.957088f, 0.962491f, 0.9674f, 0.971838f,
0.975832f, 0.979404f, 0.982582f, 0.985391f, 0.987857f, 0.990005f, 0.991863f, 0.993454f,
0.994804f, 0.995937f, 0.996877f, 0.997645f, 0.998264f, 0.998753f, 0.999131f, 0.999416f,
0.999625f, 0.999772f, 0.999871f, 0.999934f, 0.99997f, 0.999989f, 0.999997f, 0.99999964f, 1.0f,
};
static const uint32_t * const celt_pvq_u_row[15] = {
celt_pvq_u + 0, celt_pvq_u + 176, celt_pvq_u + 351,
celt_pvq_u + 525, celt_pvq_u + 698, celt_pvq_u + 870,
celt_pvq_u + 1041, celt_pvq_u + 1131, celt_pvq_u + 1178,
celt_pvq_u + 1207, celt_pvq_u + 1226, celt_pvq_u + 1240,
celt_pvq_u + 1248, celt_pvq_u + 1254, celt_pvq_u + 1257
DECLARE_ALIGNED(32, float, scratch)[22 * 8]; // MAX(ff_celt_freq_range) * 1<<CELT_MAX_LOG_BLOCKS
};
static inline int16_t celt_cos(int16_t x)
@ -530,11 +142,11 @@ static void celt_decode_coarse_energy(CeltContext *s, OpusRangeCoder *rc)
/* intra frame */
alpha = 0;
beta = 1.0f - 4915.0f/32768.0f;
model = celt_coarse_energy_dist[s->duration][1];
model = ff_celt_coarse_energy_dist[s->duration][1];
} else {
alpha = celt_alpha_coef[s->duration];
beta = 1.0f - celt_beta_coef[s->duration];
model = celt_coarse_energy_dist[s->duration][0];
alpha = ff_celt_alpha_coef[s->duration];
beta = 1.0f - ff_celt_beta_coef[s->duration];
model = ff_celt_coarse_energy_dist[s->duration][0];
}
for (i = 0; i < CELT_MAX_BANDS; i++) {
@ -554,7 +166,7 @@ static void celt_decode_coarse_energy(CeltContext *s, OpusRangeCoder *rc)
int k = FFMIN(i, 20) << 1;
value = opus_rc_laplace(rc, model[k] << 7, model[k+1] << 6);
} else if (available >= 2) {
int x = opus_rc_getsymbol(rc, celt_model_energy_small);
int x = opus_rc_getsymbol(rc, ff_celt_model_energy_small);
value = (x>>1) ^ -(x&1);
} else if (available >= 1) {
value = -(float)opus_rc_p2model(rc, 1);
@ -626,12 +238,12 @@ static void celt_decode_tf_changes(CeltContext *s, OpusRangeCoder *rc,
bits = transient ? 4 : 5;
}
if (tf_select_bit && celt_tf_select[s->duration][transient][0][tf_changed] !=
celt_tf_select[s->duration][transient][1][tf_changed])
if (tf_select_bit && ff_celt_tf_select[s->duration][transient][0][tf_changed] !=
ff_celt_tf_select[s->duration][transient][1][tf_changed])
tf_select = opus_rc_p2model(rc, 1);
for (i = s->startband; i < s->endband; i++) {
s->tf_change[i] = celt_tf_select[s->duration][transient][tf_select][s->tf_change[i]];
s->tf_change[i] = ff_celt_tf_select[s->duration][transient][tf_select][s->tf_change[i]];
}
}
@ -665,12 +277,12 @@ static void celt_decode_allocation(CeltContext *s, OpusRangeCoder *rc)
/* obtain spread flag */
s->spread = CELT_SPREAD_NORMAL;
if (consumed + 4 <= s->framebits)
s->spread = opus_rc_getsymbol(rc, celt_model_spread);
s->spread = opus_rc_getsymbol(rc, ff_celt_model_spread);
/* generate static allocation caps */
for (i = 0; i < CELT_MAX_BANDS; i++) {
cap[i] = (celt_static_caps[s->duration][s->coded_channels - 1][i] + 64)
* celt_freq_range[i] << (s->coded_channels - 1) << s->duration >> 2;
cap[i] = (ff_celt_static_caps[s->duration][s->coded_channels - 1][i] + 64)
* ff_celt_freq_range[i] << (s->coded_channels - 1) << s->duration >> 2;
}
/* obtain band boost */
@ -681,7 +293,7 @@ static void celt_decode_allocation(CeltContext *s, OpusRangeCoder *rc)
boost[i] = 0;
quanta = celt_freq_range[i] << (s->coded_channels - 1) << s->duration;
quanta = ff_celt_freq_range[i] << (s->coded_channels - 1) << s->duration;
quanta = FFMIN(quanta << 3, FFMAX(6 << 3, quanta));
band_dynalloc = dynalloc;
while (consumed + (band_dynalloc<<3) < totalbits && boost[i] < cap[i]) {
@ -701,7 +313,7 @@ static void celt_decode_allocation(CeltContext *s, OpusRangeCoder *rc)
/* obtain allocation trim */
if (consumed + (6 << 3) <= totalbits)
alloctrim = opus_rc_getsymbol(rc, celt_model_alloc_trim);
alloctrim = opus_rc_getsymbol(rc, ff_celt_model_alloc_trim);
/* anti-collapse bit reservation */
totalbits = (s->framebits << 3) - opus_rc_tell_frac(rc) - 1;
@ -718,7 +330,7 @@ static void celt_decode_allocation(CeltContext *s, OpusRangeCoder *rc)
/* intensity/dual stereo bit reservation */
if (s->coded_channels == 2) {
intensitystereo_bit = celt_log2_frac[s->endband - s->startband];
intensitystereo_bit = ff_celt_log2_frac[s->endband - s->startband];
if (intensitystereo_bit <= totalbits) {
totalbits -= intensitystereo_bit;
if (totalbits >= 1 << 3) {
@ -731,18 +343,18 @@ static void celt_decode_allocation(CeltContext *s, OpusRangeCoder *rc)
for (i = s->startband; i < s->endband; i++) {
int trim = alloctrim - 5 - s->duration;
int band = celt_freq_range[i] * (s->endband - i - 1);
int band = ff_celt_freq_range[i] * (s->endband - i - 1);
int duration = s->duration + 3;
int scale = duration + s->coded_channels - 1;
/* PVQ minimum allocation threshold, below this value the band is
* skipped */
threshold[i] = FFMAX(3 * celt_freq_range[i] << duration >> 4,
threshold[i] = FFMAX(3 * ff_celt_freq_range[i] << duration >> 4,
s->coded_channels << 3);
trim_offset[i] = trim * (band << scale) >> 6;
if (celt_freq_range[i] << s->duration == 1)
if (ff_celt_freq_range[i] << s->duration == 1)
trim_offset[i] -= s->coded_channels << 3;
}
@ -754,7 +366,7 @@ static void celt_decode_allocation(CeltContext *s, OpusRangeCoder *rc)
done = total = 0;
for (i = s->endband - 1; i >= s->startband; i--) {
bandbits = celt_freq_range[i] * celt_static_alloc[center][i]
bandbits = ff_celt_freq_range[i] * ff_celt_static_alloc[center][i]
<< (s->coded_channels - 1) << s->duration >> 2;
if (bandbits)
@ -776,10 +388,10 @@ static void celt_decode_allocation(CeltContext *s, OpusRangeCoder *rc)
high = low--;
for (i = s->startband; i < s->endband; i++) {
bits1[i] = celt_freq_range[i] * celt_static_alloc[low][i]
bits1[i] = ff_celt_freq_range[i] * ff_celt_static_alloc[low][i]
<< (s->coded_channels - 1) << s->duration >> 2;
bits2[i] = high >= CELT_VECTORS ? cap[i] :
celt_freq_range[i] * celt_static_alloc[high][i]
ff_celt_freq_range[i] * ff_celt_static_alloc[high][i]
<< (s->coded_channels - 1) << s->duration >> 2;
if (bits1[i])
@ -845,10 +457,10 @@ static void celt_decode_allocation(CeltContext *s, OpusRangeCoder *rc)
/* determine the number of bits available for coding "do not skip" markers */
remaining = totalbits - total;
bandbits = remaining / (celt_freq_bands[j+1] - celt_freq_bands[s->startband]);
remaining -= bandbits * (celt_freq_bands[j+1] - celt_freq_bands[s->startband]);
allocation = s->pulses[j] + bandbits * celt_freq_range[j]
+ FFMAX(0, remaining - (celt_freq_bands[j] - celt_freq_bands[s->startband]));
bandbits = remaining / (ff_celt_freq_bands[j+1] - ff_celt_freq_bands[s->startband]);
remaining -= bandbits * (ff_celt_freq_bands[j+1] - ff_celt_freq_bands[s->startband]);
allocation = s->pulses[j] + bandbits * ff_celt_freq_range[j]
+ FFMAX(0, remaining - (ff_celt_freq_bands[j] - ff_celt_freq_bands[s->startband]));
/* a "do not skip" marker is only coded if the allocation is
above the chosen threshold */
@ -864,7 +476,7 @@ static void celt_decode_allocation(CeltContext *s, OpusRangeCoder *rc)
total -= s->pulses[j];
if (intensitystereo_bit) {
total -= intensitystereo_bit;
intensitystereo_bit = celt_log2_frac[j - s->startband];
intensitystereo_bit = ff_celt_log2_frac[j - s->startband];
total += intensitystereo_bit;
}
@ -885,17 +497,17 @@ static void celt_decode_allocation(CeltContext *s, OpusRangeCoder *rc)
/* supply the remaining bits in this frame to lower bands */
remaining = totalbits - total;
bandbits = remaining / (celt_freq_bands[s->codedbands] - celt_freq_bands[s->startband]);
remaining -= bandbits * (celt_freq_bands[s->codedbands] - celt_freq_bands[s->startband]);
bandbits = remaining / (ff_celt_freq_bands[s->codedbands] - ff_celt_freq_bands[s->startband]);
remaining -= bandbits * (ff_celt_freq_bands[s->codedbands] - ff_celt_freq_bands[s->startband]);
for (i = s->startband; i < s->codedbands; i++) {
int bits = FFMIN(remaining, celt_freq_range[i]);
int bits = FFMIN(remaining, ff_celt_freq_range[i]);
s->pulses[i] += bits + bandbits * celt_freq_range[i];
s->pulses[i] += bits + bandbits * ff_celt_freq_range[i];
remaining -= bits;
}
for (i = s->startband; i < s->codedbands; i++) {
int N = celt_freq_range[i] << s->duration;
int N = ff_celt_freq_range[i] << s->duration;
int prev_extra = extrabits;
s->pulses[i] += extrabits;
@ -913,7 +525,7 @@ static void celt_decode_allocation(CeltContext *s, OpusRangeCoder *rc)
/* intensity stereo makes use of an extra degree of freedom */
dof = N * s->coded_channels
+ (s->coded_channels == 2 && N > 2 && !s->dualstereo && i < s->intensitystereo);
temp = dof * (celt_log_freq_range[i] + (s->duration<<3));
temp = dof * (ff_celt_log_freq_range[i] + (s->duration<<3));
offset = (temp >> 1) - dof * CELT_FINE_OFFSET;
if (N == 2) /* dof=2 is the only case that doesn't fit the model */
offset += dof<<1;
@ -1141,7 +753,7 @@ static void celt_interleave_hadamard(float *tmp, float *X, int N0,
int N = N0*stride;
if (hadamard) {
const uint8_t *ordery = celt_hadamard_ordery + stride - 2;
const uint8_t *ordery = ff_celt_hadamard_ordery + stride - 2;
for (i = 0; i < stride; i++)
for (j = 0; j < N0; j++)
tmp[j*stride+i] = X[ordery[i]*N0+j];
@ -1162,7 +774,7 @@ static void celt_deinterleave_hadamard(float *tmp, float *X, int N0,
int N = N0*stride;
if (hadamard) {
const uint8_t *ordery = celt_hadamard_ordery + stride - 2;
const uint8_t *ordery = ff_celt_hadamard_ordery + stride - 2;
for (i = 0; i < stride; i++)
for (j = 0; j < N0; j++)
tmp[ordery[i]*N0+j] = X[j*stride+i];
@ -1202,7 +814,7 @@ static inline int celt_compute_qn(int N, int b, int offset, int pulse_cap,
* always have enough bits left over to code at least one pulse in the
* side; otherwise it would collapse, since it doesn't get folded. */
qb = FFMIN3(b - pulse_cap - (4 << 3), (b + N2 * offset) / N2, 8 << 3);
qn = (qb < (1 << 3 >> 1)) ? 1 : ((celt_qn_exp2[qb & 0x7] >> (14 - (qb >> 3))) + 1) >> 1 << 1;
qn = (qb < (1 << 3 >> 1)) ? 1 : ((ff_celt_qn_exp2[qb & 0x7] >> (14 - (qb >> 3))) + 1) >> 1 << 1;
return qn;
}
@ -1219,7 +831,7 @@ static inline uint64_t celt_cwrsi(unsigned int N, unsigned int K, unsigned int i
/*Lots of pulses case:*/
if (K >= N) {
const uint32_t *row = celt_pvq_u_row[N];
const uint32_t *row = ff_celt_pvq_u_row[N];
/* Are the pulses in this dimension negative? */
p = row[K + 1];
@ -1232,7 +844,7 @@ static inline uint64_t celt_cwrsi(unsigned int N, unsigned int K, unsigned int i
if (q > i) {
K = N;
do {
p = celt_pvq_u_row[--K][N];
p = ff_celt_pvq_u_row[--K][N];
} while (p > i);
} else
for (p = row[K]; p > i; p = row[K])
@ -1244,8 +856,8 @@ static inline uint64_t celt_cwrsi(unsigned int N, unsigned int K, unsigned int i
*y++ = val;
} else { /*Lots of dimensions case:*/
/*Are there any pulses in this dimension at all?*/
p = celt_pvq_u_row[K ][N];
q = celt_pvq_u_row[K + 1][N];
p = ff_celt_pvq_u_row[K ][N];
q = ff_celt_pvq_u_row[K + 1][N];
if (p <= i && i < q) {
i -= p;
@ -1257,7 +869,7 @@ static inline uint64_t celt_cwrsi(unsigned int N, unsigned int K, unsigned int i
/*Count how many pulses were placed in this dimension.*/
k0 = K;
do p = celt_pvq_u_row[--K][N];
do p = ff_celt_pvq_u_row[--K][N];
while (p > i);
i -= p;
@ -1295,7 +907,7 @@ static inline uint64_t celt_cwrsi(unsigned int N, unsigned int K, unsigned int i
static inline float celt_decode_pulses(OpusRangeCoder *rc, int *y, unsigned int N, unsigned int K)
{
unsigned int idx;
#define CELT_PVQ_U(n, k) (celt_pvq_u_row[FFMIN(n, k)][FFMAX(n, k)])
#define CELT_PVQ_U(n, k) (ff_celt_pvq_u_row[FFMIN(n, k)][FFMAX(n, k)])
#define CELT_PVQ_V(n, k) (CELT_PVQ_U(n, k) + CELT_PVQ_U(n, (k) + 1))
idx = opus_rc_unimodel(rc, CELT_PVQ_V(N, K));
return celt_cwrsi(N, K, idx, y);
@ -1378,7 +990,7 @@ static unsigned int celt_decode_band(CeltContext *s, OpusRangeCoder *rc,
for (k = 0; k < recombine; k++) {
if (lowband)
celt_haar1(lowband, N >> k, 1 << k);
fill = celt_bit_interleave[fill & 0xF] | celt_bit_interleave[fill >> 4] << 2;
fill = ff_celt_bit_interleave[fill & 0xF] | ff_celt_bit_interleave[fill >> 4] << 2;
}
blocks >>= recombine;
N_B <<= recombine;
@ -1403,8 +1015,8 @@ static unsigned int celt_decode_band(CeltContext *s, OpusRangeCoder *rc,
}
/* If we need 1.5 more bit than we can produce, split the band in two. */
cache = celt_cache_bits +
celt_cache_index[(duration + 1) * CELT_MAX_BANDS + band];
cache = ff_celt_cache_bits +
ff_celt_cache_index[(duration + 1) * CELT_MAX_BANDS + band];
if (!dualstereo && duration >= 0 && b > cache[cache[0]] + 12 && N > 2) {
N >>= 1;
Y = X + N;
@ -1426,7 +1038,7 @@ static unsigned int celt_decode_band(CeltContext *s, OpusRangeCoder *rc,
int tell;
/* Decide on the resolution to give to the split parameter theta */
pulse_cap = celt_log_freq_range[band] + duration * 8;
pulse_cap = ff_celt_log_freq_range[band] + duration * 8;
offset = (pulse_cap >> 1) - (dualstereo && N == 2 ? CELT_QTHETA_OFFSET_TWOPHASE :
CELT_QTHETA_OFFSET);
qn = (dualstereo && band >= s->intensitystereo) ? 1 :
@ -1655,7 +1267,7 @@ static unsigned int celt_decode_band(CeltContext *s, OpusRangeCoder *rc,
}
for (k = 0; k < recombine; k++) {
cm = celt_bit_deinterleave[cm];
cm = ff_celt_bit_deinterleave[cm];
celt_haar1(X, N0>>k, 1<<k);
}
blocks <<= recombine;
@ -1677,10 +1289,10 @@ static void celt_denormalize(CeltContext *s, CeltFrame *frame, float *data)
int i, j;
for (i = s->startband; i < s->endband; i++) {
float *dst = data + (celt_freq_bands[i] << s->duration);
float norm = exp2(frame->energy[i] + celt_mean_energy[i]);
float *dst = data + (ff_celt_freq_bands[i] << s->duration);
float norm = exp2(frame->energy[i] + ff_celt_mean_energy[i]);
for (j = 0; j < celt_freq_range[i] << s->duration; j++)
for (j = 0; j < ff_celt_freq_range[i] << s->duration; j++)
dst[j] *= norm;
}
}
@ -1808,7 +1420,7 @@ static int parse_postfilter(CeltContext *s, OpusRangeCoder *rc, int consumed)
period = (16 << octave) + opus_getrawbits(rc, 4 + octave) - 1;
gain = 0.09375f * (opus_getrawbits(rc, 3) + 1);
tapset = (opus_rc_tell(rc) + 2 <= s->framebits) ?
opus_rc_getsymbol(rc, celt_model_tapset) : 0;
opus_rc_getsymbol(rc, ff_celt_model_tapset) : 0;
for (i = 0; i < 2; i++) {
CeltFrame *frame = &s->frame[i];
@ -1839,11 +1451,11 @@ static void process_anticollapse(CeltContext *s, CeltFrame *frame, float *X)
int depth;
/* depth in 1/8 bits */
depth = (1 + s->pulses[i]) / (celt_freq_range[i] << s->duration);
depth = (1 + s->pulses[i]) / (ff_celt_freq_range[i] << s->duration);
thresh = exp2f(-1.0 - 0.125f * depth);
sqrt_1 = 1.0f / sqrtf(celt_freq_range[i] << s->duration);
sqrt_1 = 1.0f / sqrtf(ff_celt_freq_range[i] << s->duration);
xptr = X + (celt_freq_bands[i] << s->duration);
xptr = X + (ff_celt_freq_bands[i] << s->duration);
prev[0] = frame->prev_energy[0][i];
prev[1] = frame->prev_energy[1][i];
@ -1866,7 +1478,7 @@ static void process_anticollapse(CeltContext *s, CeltFrame *frame, float *X)
/* Detect collapse */
if (!(frame->collapse_masks[i] & 1 << k)) {
/* Fill with noise */
for (j = 0; j < celt_freq_range[i]; j++)
for (j = 0; j < ff_celt_freq_range[i]; j++)
xptr[(j << s->duration) + k] = (celt_rng(s) & 0x8000) ? r : -r;
renormalize = 1;
}
@ -1874,7 +1486,7 @@ static void process_anticollapse(CeltContext *s, CeltFrame *frame, float *X)
/* We just added some energy, so we need to renormalize */
if (renormalize)
celt_renormalize_vector(xptr, celt_freq_range[i] << s->duration, 1.0f);
celt_renormalize_vector(xptr, ff_celt_freq_range[i] << s->duration, 1.0f);
}
}
@ -1893,8 +1505,8 @@ static void celt_decode_bands(CeltContext *s, OpusRangeCoder *rc)
memset(s->coeffs, 0, sizeof(s->coeffs));
for (i = s->startband; i < s->endband; i++) {
int band_offset = celt_freq_bands[i] << s->duration;
int band_size = celt_freq_range[i] << s->duration;
int band_offset = ff_celt_freq_bands[i] << s->duration;
int band_size = ff_celt_freq_range[i] << s->duration;
float *X = s->coeffs[0] + band_offset;
float *Y = (s->coded_channels == 2) ? s->coeffs[1] + band_offset : NULL;
@ -1914,7 +1526,7 @@ static void celt_decode_bands(CeltContext *s, OpusRangeCoder *rc)
} else
b = 0;
if (celt_freq_bands[i] - celt_freq_range[i] >= celt_freq_bands[s->startband] &&
if (ff_celt_freq_bands[i] - ff_celt_freq_range[i] >= ff_celt_freq_bands[s->startband] &&
(update_lowband || lowband_offset == 0))
lowband_offset = i;
@ -1925,12 +1537,12 @@ static void celt_decode_bands(CeltContext *s, OpusRangeCoder *rc)
int foldstart, foldend;
/* This ensures we never repeat spectral content within one band */
effective_lowband = FFMAX(celt_freq_bands[s->startband],
celt_freq_bands[lowband_offset] - celt_freq_range[i]);
effective_lowband = FFMAX(ff_celt_freq_bands[s->startband],
ff_celt_freq_bands[lowband_offset] - ff_celt_freq_range[i]);
foldstart = lowband_offset;
while (celt_freq_bands[--foldstart] > effective_lowband);
while (ff_celt_freq_bands[--foldstart] > effective_lowband);
foldend = lowband_offset - 1;
while (celt_freq_bands[++foldend] < effective_lowband + celt_freq_range[i]);
while (ff_celt_freq_bands[++foldend] < effective_lowband + ff_celt_freq_range[i]);
cm[0] = cm[1] = 0;
for (j = foldstart; j < foldend; j++) {
@ -1945,7 +1557,7 @@ static void celt_decode_bands(CeltContext *s, OpusRangeCoder *rc)
if (s->dualstereo && i == s->intensitystereo) {
/* Switch off dual stereo to do intensity */
s->dualstereo = 0;
for (j = celt_freq_bands[s->startband] << s->duration; j < band_offset; j++)
for (j = ff_celt_freq_bands[s->startband] << s->duration; j < band_offset; j++)
norm[j] = (norm[j] + norm2[j]) / 2;
}
@ -2100,7 +1712,7 @@ int ff_celt_decode_frame(CeltContext *s, OpusRangeCoder *rc,
imdct->imdct_half(imdct, dst + CELT_OVERLAP / 2, s->coeffs[i] + j,
s->blocks, imdct_scale);
s->dsp->vector_fmul_window(dst, dst, dst + CELT_OVERLAP / 2,
celt_window, CELT_OVERLAP / 2);
ff_celt_window, CELT_OVERLAP / 2);
}
/* postfilter */

849
libavcodec/opus_silk.c
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libavcodec/opustab.h Normal file
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@ -0,0 +1,156 @@
/*
* Copyright (c) 2012 Andrew D'Addesio
* Copyright (c) 2013-2014 Mozilla Corporation
* Copyright (c) 2016 Rostislav Pehlivanov <atomnuker@gmail.com>
*
* 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
*/
#ifndef AVCODEC_OPUSTAB_H
#define AVCODEC_OPUSTAB_H
#include "libavutil/mem.h"
#include <stdint.h>
extern const uint16_t ff_silk_model_stereo_s1[];
extern const uint16_t ff_silk_model_stereo_s2[];
extern const uint16_t ff_silk_model_stereo_s3[];
extern const uint16_t ff_silk_model_mid_only[];
extern const uint16_t ff_silk_model_frame_type_inactive[];
extern const uint16_t ff_silk_model_frame_type_active[];
extern const uint16_t ff_silk_model_gain_highbits[3][9];
extern const uint16_t ff_silk_model_gain_lowbits[];
extern const uint16_t ff_silk_model_gain_delta[];
extern const uint16_t ff_silk_model_lsf_s1[2][2][33];
extern const uint16_t ff_silk_model_lsf_s2[32][10];
extern const uint16_t ff_silk_model_lsf_s2_ext[];
extern const uint16_t ff_silk_model_lsf_interpolation_offset[];
extern const uint16_t ff_silk_model_pitch_highbits[];
extern const uint16_t ff_silk_model_pitch_lowbits_nb[];
extern const uint16_t ff_silk_model_pitch_lowbits_mb[];
extern const uint16_t ff_silk_model_pitch_lowbits_wb[];
extern const uint16_t ff_silk_model_pitch_delta[];
extern const uint16_t ff_silk_model_pitch_contour_nb10ms[];
extern const uint16_t ff_silk_model_pitch_contour_nb20ms[];
extern const uint16_t ff_silk_model_pitch_contour_mbwb10ms[];
extern const uint16_t ff_silk_model_pitch_contour_mbwb20ms[];
extern const uint16_t ff_silk_model_ltp_filter[];
extern const uint16_t ff_silk_model_ltp_filter0_sel[];
extern const uint16_t ff_silk_model_ltp_filter1_sel[];
extern const uint16_t ff_silk_model_ltp_filter2_sel[];
extern const uint16_t ff_silk_model_ltp_scale_index[];
extern const uint16_t ff_silk_model_lcg_seed[];
extern const uint16_t ff_silk_model_exc_rate[2][10];
extern const uint16_t ff_silk_model_pulse_count[11][19];
extern const uint16_t ff_silk_model_pulse_location[4][168];
extern const uint16_t ff_silk_model_excitation_lsb[];
extern const uint16_t ff_silk_model_excitation_sign[3][2][7][3];
extern const int16_t ff_silk_stereo_weights[];
extern const uint8_t ff_silk_lsf_s2_model_sel_nbmb[32][10];
extern const uint8_t ff_silk_lsf_s2_model_sel_wb[32][16];
extern const uint8_t ff_silk_lsf_pred_weights_nbmb[2][9];
extern const uint8_t ff_silk_lsf_pred_weights_wb[2][15];
extern const uint8_t ff_silk_lsf_weight_sel_nbmb[32][9];
extern const uint8_t ff_silk_lsf_weight_sel_wb[32][15];
extern const uint8_t ff_silk_lsf_codebook_nbmb[32][10];
extern const uint8_t ff_silk_lsf_codebook_wb[32][16];
extern const uint16_t ff_silk_lsf_min_spacing_nbmb[];
extern const uint16_t ff_silk_lsf_min_spacing_wb[];
extern const uint8_t ff_silk_lsf_ordering_nbmb[];
extern const uint8_t ff_silk_lsf_ordering_wb[];
extern const int16_t ff_silk_cosine[];
extern const uint16_t ff_silk_pitch_scale[];
extern const uint16_t ff_silk_pitch_min_lag[];
extern const uint16_t ff_silk_pitch_max_lag[];
extern const int8_t ff_silk_pitch_offset_nb10ms[3][2];
extern const int8_t ff_silk_pitch_offset_nb20ms[11][4];
extern const int8_t ff_silk_pitch_offset_mbwb10ms[12][2];
extern const int8_t ff_silk_pitch_offset_mbwb20ms[34][4];
extern const int8_t ff_silk_ltp_filter0_taps[8][5];
extern const int8_t ff_silk_ltp_filter1_taps[16][5];
extern const int8_t ff_silk_ltp_filter2_taps[32][5];
extern const uint16_t ff_silk_ltp_scale_factor[];
extern const uint8_t ff_silk_shell_blocks[3][2];
extern const uint8_t ff_silk_quant_offset[2][2];
extern const int ff_silk_stereo_interp_len[3];
extern const uint16_t ff_celt_model_tapset[];
extern const uint16_t ff_celt_model_spread[];
extern const uint16_t ff_celt_model_alloc_trim[];
extern const uint16_t ff_celt_model_energy_small[];
extern const uint8_t ff_celt_freq_bands[];
extern const uint8_t ff_celt_freq_range[];
extern const uint8_t ff_celt_log_freq_range[];
extern const int8_t ff_celt_tf_select[4][2][2][2];
extern const float ff_celt_mean_energy[];
extern const float ff_celt_alpha_coef[];
extern const float ff_celt_beta_coef[];
extern const uint8_t ff_celt_coarse_energy_dist[4][2][42];
extern const uint8_t ff_celt_static_alloc[11][21];
extern const uint8_t ff_celt_static_caps[4][2][21];
extern const uint8_t ff_celt_cache_bits[392];
extern const int16_t ff_celt_cache_index[105];
extern const uint8_t ff_celt_log2_frac[];
extern const uint8_t ff_celt_bit_interleave[];
extern const uint8_t ff_celt_bit_deinterleave[];
extern const uint8_t ff_celt_hadamard_ordery[];
extern const uint16_t ff_celt_qn_exp2[];
extern const uint32_t ff_celt_pvq_u[1272];
extern const float ff_celt_window2[120];
DECLARE_ALIGNED(32, extern const float, ff_celt_window)[120];
extern const uint32_t * const ff_celt_pvq_u_row[15];
#endif /* AVCODEC_OPUSTAB_H */