1 files changed, 81 insertions, 0 deletions
diff --git a/media/libstagefright/codecs/amrwbenc/inc/lag_wind.tab b/media/libstagefright/codecs/amrwbenc/inc/lag_wind.tab
new file mode 100644
index 0000000..4175d66
--- /dev/null
+++ b/media/libstagefright/codecs/amrwbenc/inc/lag_wind.tab
@@ -0,0 +1,81 @@
+/*
+ ** Copyright 2003-2010, VisualOn, Inc.
+ **
+ ** Licensed under the Apache License, Version 2.0 (the "License");
+ ** you may not use this file except in compliance with the License.
+ ** You may obtain a copy of the License at
+ **
+ **     http://www.apache.org/licenses/LICENSE-2.0
+ **
+ ** Unless required by applicable law or agreed to in writing, software
+ ** distributed under the License is distributed on an "AS IS" BASIS,
+ ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ ** See the License for the specific language governing permissions and
+ ** limitations under the License.
+ */
+
+
+/*-----------------------------------------------------*
+ | Table of lag_window for autocorrelation.            |
+ | noise floor = 1.0001   = (0.9999  on r[1] ..r[16])  |
+ | Bandwidth expansion = 60 Hz                         |
+ | Sampling frequency  = 12800 Hz                      |
+ |                                                     |
+ | Special double precision format. See "math_op.c"    |
+ |                                                     |
+ | lag_wind[0] =  1.00000000    (not stored)           |
+ | lag_wind[1] =  0.99946642                           |
+ | lag_wind[2] =  0.99816680                           |
+ | lag_wind[3] =  0.99600452                           |
+ | lag_wind[4] =  0.99298513                           |
+ | lag_wind[5] =  0.98911655                           |
+ | lag_wind[6] =  0.98440880                           |
+ | lag_wind[7] =  0.97887397                           |
+ | lag_wind[8] =  0.97252619                           |
+ | lag_wind[9] =  0.96538186                           |
+ | lag_wind[10]=  0.95745903                           |
+ | lag_wind[11]=  0.94877797                           |
+ | lag_wind[12]=  0.93936038                           |
+ | lag_wind[13]=  0.92922986                           |
+ | lag_wind[14]=  0.91841155                           |
+ | lag_wind[15]=  0.90693212                           |
+ | lag_wind[16]=  0.89481968                           |
+ ------------------------------------------------------*/
+
+#define M 16
+
+static Word16 volag_h[M] = {
+      32750,
+      32707,
+      32637,
+      32538,
+      32411,
+      32257,
+      32075,
+      31867,
+      31633,
+      31374,
+      31089,
+      30780,
+      30449,
+      30094,
+      29718,
+      29321};
+
+static Word16 volag_l[M] = {
+      16896,
+      30464,
+       2496,
+       4480,
+      12160,
+       3520,
+      24320,
+      24192,
+      20736,
+        576,
+      18240,
+      31488,
+        128,
+      16704,
+      11520,
+      14784};