Create local copy of Opus v1.1.2

webrtc/modules/audio_coding/codecs/opus/opus/src/silk/tables_LTP.c

Index: webrtc/modules/audio_coding/codecs/opus/opus/src/silk/tables_LTP.c
diff --git a/webrtc/modules/audio_coding/codecs/opus/opus/src/silk/tables_LTP.c b/webrtc/modules/audio_coding/codecs/opus/opus/src/silk/tables_LTP.c
new file mode 100644
index 0000000000000000000000000000000000000000..0e6a0254d5db55262cece02698d53eb4b1327d6b
--- /dev/null
+++ b/webrtc/modules/audio_coding/codecs/opus/opus/src/silk/tables_LTP.c
@@ -0,0 +1,296 @@
+/***********************************************************************
+Copyright (c) 2006-2011, Skype Limited. All rights reserved.
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions
+are met:
+- Redistributions of source code must retain the above copyright notice,
+this list of conditions and the following disclaimer.
+- Redistributions in binary form must reproduce the above copyright
+notice, this list of conditions and the following disclaimer in the
+documentation and/or other materials provided with the distribution.
+- Neither the name of Internet Society, IETF or IETF Trust, nor the
+names of specific contributors, may be used to endorse or promote
+products derived from this software without specific prior written
+permission.
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE.
+***********************************************************************/
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "tables.h"
+
+const opus_uint8 silk_LTP_per_index_iCDF[3] = {
+       179,     99,      0
+};
+
+static const opus_uint8 silk_LTP_gain_iCDF_0[8] = {
+        71,     56,     43,     30,     21,     12,      6,      0
+};
+
+static const opus_uint8 silk_LTP_gain_iCDF_1[16] = {
+       199,    165,    144,    124,    109,     96,     84,     71,
+        61,     51,     42,     32,     23,     15,      8,      0
+};
+
+static const opus_uint8 silk_LTP_gain_iCDF_2[32] = {
+       241,    225,    211,    199,    187,    175,    164,    153,
+       142,    132,    123,    114,    105,     96,     88,     80,
+        72,     64,     57,     50,     44,     38,     33,     29,
+        24,     20,     16,     12,      9,      5,      2,      0
+};
+
+const opus_int16 silk_LTP_gain_middle_avg_RD_Q14 = 12304;
+
+static const opus_uint8 silk_LTP_gain_BITS_Q5_0[8] = {
+        15,    131,    138,    138,    155,    155,    173,    173
+};
+
+static const opus_uint8 silk_LTP_gain_BITS_Q5_1[16] = {
+        69,     93,    115,    118,    131,    138,    141,    138,
+       150,    150,    155,    150,    155,    160,    166,    160
+};
+
+static const opus_uint8 silk_LTP_gain_BITS_Q5_2[32] = {
+       131,    128,    134,    141,    141,    141,    145,    145,
+       145,    150,    155,    155,    155,    155,    160,    160,
+       160,    160,    166,    166,    173,    173,    182,    192,
+       182,    192,    192,    192,    205,    192,    205,    224
+};
+
+const opus_uint8 * const silk_LTP_gain_iCDF_ptrs[NB_LTP_CBKS] = {
+    silk_LTP_gain_iCDF_0,
+    silk_LTP_gain_iCDF_1,
+    silk_LTP_gain_iCDF_2
+};
+
+const opus_uint8 * const silk_LTP_gain_BITS_Q5_ptrs[NB_LTP_CBKS] = {
+    silk_LTP_gain_BITS_Q5_0,
+    silk_LTP_gain_BITS_Q5_1,
+    silk_LTP_gain_BITS_Q5_2
+};
+
+static const opus_int8 silk_LTP_gain_vq_0[8][5] =
+{
+{
+         4,      6,     24,      7,      5
+},
+{
+         0,      0,      2,      0,      0
+},
+{
+        12,     28,     41,     13,     -4
+},
+{
+        -9,     15,     42,     25,     14
+},
+{
+         1,     -2,     62,     41,     -9
+},
+{
+       -10,     37,     65,     -4,      3
+},
+{
+        -6,      4,     66,      7,     -8
+},
+{
+        16,     14,     38,     -3,     33
+}
+};
+
+static const opus_int8 silk_LTP_gain_vq_1[16][5] =
+{
+{
+        13,     22,     39,     23,     12
+},
+{
+        -1,     36,     64,     27,     -6
+},
+{
+        -7,     10,     55,     43,     17
+},
+{
+         1,      1,      8,      1,      1
+},
+{
+         6,    -11,     74,     53,     -9
+},
+{
+       -12,     55,     76,    -12,      8
+},
+{
+        -3,      3,     93,     27,     -4
+},
+{
+        26,     39,     59,      3,     -8
+},
+{
+         2,      0,     77,     11,      9
+},
+{
+        -8,     22,     44,     -6,      7
+},
+{
+        40,      9,     26,      3,      9
+},
+{
+        -7,     20,    101,     -7,      4
+},
+{
+         3,     -8,     42,     26,      0
+},
+{
+       -15,     33,     68,      2,     23
+},
+{
+        -2,     55,     46,     -2,     15
+},
+{
+         3,     -1,     21,     16,     41
+}
+};
+
+static const opus_int8 silk_LTP_gain_vq_2[32][5] =
+{
+{
+        -6,     27,     61,     39,      5
+},
+{
+       -11,     42,     88,      4,      1
+},
+{
+        -2,     60,     65,      6,     -4
+},
+{
+        -1,     -5,     73,     56,      1
+},
+{
+        -9,     19,     94,     29,     -9
+},
+{
+         0,     12,     99,      6,      4
+},
+{
+         8,    -19,    102,     46,    -13
+},
+{
+         3,      2,     13,      3,      2
+},
+{
+         9,    -21,     84,     72,    -18
+},
+{
+       -11,     46,    104,    -22,      8
+},
+{
+        18,     38,     48,     23,      0
+},
+{
+       -16,     70,     83,    -21,     11
+},
+{
+         5,    -11,    117,     22,     -8
+},
+{
+        -6,     23,    117,    -12,      3
+},
+{
+         3,     -8,     95,     28,      4
+},
+{
+       -10,     15,     77,     60,    -15
+},
+{
+        -1,      4,    124,      2,     -4
+},
+{
+         3,     38,     84,     24,    -25
+},
+{
+         2,     13,     42,     13,     31
+},
+{
+        21,     -4,     56,     46,     -1
+},
+{
+        -1,     35,     79,    -13,     19
+},
+{
+        -7,     65,     88,     -9,    -14
+},
+{
+        20,      4,     81,     49,    -29
+},
+{
+        20,      0,     75,      3,    -17
+},
+{
+         5,     -9,     44,     92,     -8
+},
+{
+         1,     -3,     22,     69,     31
+},
+{
+        -6,     95,     41,    -12,      5
+},
+{
+        39,     67,     16,     -4,      1
+},
+{
+         0,     -6,    120,     55,    -36
+},
+{
+       -13,     44,    122,      4,    -24
+},
+{
+        81,      5,     11,      3,      7
+},
+{
+         2,      0,      9,     10,     88
+}
+};
+
+const opus_int8 * const silk_LTP_vq_ptrs_Q7[NB_LTP_CBKS] = {
+    (opus_int8 *)&silk_LTP_gain_vq_0[0][0],
+    (opus_int8 *)&silk_LTP_gain_vq_1[0][0],
+    (opus_int8 *)&silk_LTP_gain_vq_2[0][0]
+};
+
+/* Maximum frequency-dependent response of the pitch taps above,
+   computed as max(abs(freqz(taps))) */
+static const opus_uint8 silk_LTP_gain_vq_0_gain[8] = {
+      46,      2,     90,     87,     93,     91,     82,     98
+};
+
+static const opus_uint8 silk_LTP_gain_vq_1_gain[16] = {
+     109,    120,    118,     12,    113,    115,    117,    119,
+      99,     59,     87,    111,     63,    111,    112,     80
+};
+
+static const opus_uint8 silk_LTP_gain_vq_2_gain[32] = {
+     126,    124,    125,    124,    129,    121,    126,     23,
+     132,    127,    127,    127,    126,    127,    122,    133,
+     130,    134,    101,    118,    119,    145,    126,     86,
+     124,    120,    123,    119,    170,    173,    107,    109
+};
+
+const opus_uint8 * const silk_LTP_vq_gain_ptrs_Q7[NB_LTP_CBKS] = {
+    &silk_LTP_gain_vq_0_gain[0],
+    &silk_LTP_gain_vq_1_gain[0],
+    &silk_LTP_gain_vq_2_gain[0]
+};
+
+const opus_int8 silk_LTP_vq_sizes[NB_LTP_CBKS] = {
+    8, 16, 32
+};