From ac7c48b4dee99d4c772f133d70d8d1b38262fcd2 Mon Sep 17 00:00:00 2001
From: Author Name <david@rowetel.com>
Date: Fri, 7 Jul 2023 12:20:59 +0930
Subject: shallow zip-file copy from codec2 e9d726bf20

---
 src/os.h | 106 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 106 insertions(+)
 create mode 100644 src/os.h

(limited to 'src/os.h')

diff --git a/src/os.h b/src/os.h
new file mode 100644
index 0000000..c005324
--- /dev/null
+++ b/src/os.h
@@ -0,0 +1,106 @@
+/* Generate using fir1(47,1/2) in Octave */
+
+static const float fdmdv_os_filter[]= {
+    -0.0008215855034550382,
+    -0.0007833023901802921,
+     0.001075563790768233,
+     0.001199092367787555,
+    -0.001765309502928316,
+    -0.002055372115328064,
+     0.002986877604154257,
+     0.003462567920638414,
+    -0.004856570111126334,
+    -0.005563143845031497,
+     0.007533613299748122,
+     0.008563932468880897,
+    -0.01126857129039911,
+    -0.01280782411693687,
+     0.01651443896361847,
+     0.01894875110322284,
+    -0.02421604439474981,
+    -0.02845107338464062,
+     0.03672973563400258,
+     0.04542046150312214,
+    -0.06189165826716491,
+    -0.08721876380763803,
+     0.1496157094199961,
+     0.4497962274137046,
+     0.4497962274137046,
+     0.1496157094199961,
+    -0.08721876380763803,
+    -0.0618916582671649,
+     0.04542046150312216,
+     0.03672973563400257,
+    -0.02845107338464062,
+    -0.02421604439474984,
+     0.01894875110322284,
+     0.01651443896361848,
+    -0.01280782411693687,
+    -0.0112685712903991,
+     0.008563932468880899,
+     0.007533613299748123,
+    -0.005563143845031501,
+    -0.004856570111126346,
+     0.003462567920638419,
+     0.002986877604154259,
+    -0.002055372115328063,
+    -0.001765309502928318,
+     0.001199092367787557,
+     0.001075563790768233,
+    -0.0007833023901802925,
+    -0.0008215855034550383
+};
+
+/* Generate using fir1(47,1/6) in Octave */
+
+static const float fdmdv_os_filter48[]= {
+    -3.55606818e-04,
+    -8.98615286e-04,
+    -1.40119781e-03,
+    -1.71713852e-03,
+    -1.56471179e-03,
+    -6.28128960e-04,
+    1.24522223e-03,
+    3.83138676e-03,
+    6.41309478e-03,
+    7.85893186e-03,
+    6.93514929e-03,
+    2.79361991e-03,
+    -4.51051400e-03,
+    -1.36671853e-02,
+    -2.21034939e-02,
+    -2.64084653e-02,
+    -2.31425052e-02,
+    -9.84218694e-03,
+    1.40648474e-02,
+    4.67316298e-02,
+    8.39615986e-02,
+    1.19925275e-01,
+    1.48381174e-01,
+    1.64097819e-01,
+    1.64097819e-01,
+    1.48381174e-01,
+    1.19925275e-01,
+    8.39615986e-02,
+    4.67316298e-02,
+    1.40648474e-02,
+    -9.84218694e-03,
+    -2.31425052e-02,
+    -2.64084653e-02,
+    -2.21034939e-02,
+    -1.36671853e-02,
+    -4.51051400e-03,
+    2.79361991e-03,
+    6.93514929e-03,
+    7.85893186e-03,
+    6.41309478e-03,
+    3.83138676e-03,
+    1.24522223e-03,
+    -6.28128960e-04,
+    -1.56471179e-03,
+    -1.71713852e-03,
+    -1.40119781e-03,
+    -8.98615286e-04,
+    -3.55606818e-04
+};
+
-- 
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