From: Johann <johannkoenig@google.com>
Date: Tue, 1 Sep 2015 19:50:23 +0000 (-0700)
Subject: Remove unused functions from test files
X-Git-Tag: v1.5.0~201^2~5
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=906ec30c1099e562bb60a400ab85d5485b04877f;p=libvpx

Remove unused functions from test files

Change-Id: Id479a83fe3cb7d989a490328b3ff526530777f81
---

diff --git a/test/dct16x16_test.cc b/test/dct16x16_test.cc
index e9de76ada..332210daa 100644
--- a/test/dct16x16_test.cc
+++ b/test/dct16x16_test.cc
@@ -40,30 +40,6 @@ static int round(double x) {
 #endif
 
 const int kNumCoeffs = 256;
-const double PI = 3.1415926535898;
-void reference2_16x16_idct_2d(double *input, double *output) {
-  double x;
-  for (int l = 0; l < 16; ++l) {
-    for (int k = 0; k < 16; ++k) {
-      double s = 0;
-      for (int i = 0; i < 16; ++i) {
-        for (int j = 0; j < 16; ++j) {
-          x = cos(PI * j * (l + 0.5) / 16.0) *
-              cos(PI * i * (k + 0.5) / 16.0) *
-              input[i * 16 + j] / 256;
-          if (i != 0)
-            x *= sqrt(2.0);
-          if (j != 0)
-            x *= sqrt(2.0);
-          s += x;
-        }
-      }
-      output[k*16+l] = s;
-    }
-  }
-}
-
-
 const double C1 = 0.995184726672197;
 const double C2 = 0.98078528040323;
 const double C3 = 0.956940335732209;
diff --git a/test/idct8x8_test.cc b/test/idct8x8_test.cc
index 987ba7536..7f9d751d6 100644
--- a/test/idct8x8_test.cc
+++ b/test/idct8x8_test.cc
@@ -67,43 +67,6 @@ void reference_dct_2d(int16_t input[64], double output[64]) {
     output[i] *= 2;
 }
 
-void reference_idct_1d(double input[8], double output[8]) {
-  const double kPi = 3.141592653589793238462643383279502884;
-  const double kSqrt2 = 1.414213562373095048801688724209698;
-  for (int k = 0; k < 8; k++) {
-    output[k] = 0.0;
-    for (int n = 0; n < 8; n++) {
-      output[k] += input[n]*cos(kPi*(2*k+1)*n/16.0);
-      if (n == 0)
-        output[k] = output[k]/kSqrt2;
-    }
-  }
-}
-
-void reference_idct_2d(double input[64], int16_t output[64]) {
-  double out[64], out2[64];
-  // First transform rows
-  for (int i = 0; i < 8; ++i) {
-    double temp_in[8], temp_out[8];
-    for (int j = 0; j < 8; ++j)
-      temp_in[j] = input[j + i*8];
-    reference_idct_1d(temp_in, temp_out);
-    for (int j = 0; j < 8; ++j)
-      out[j + i*8] = temp_out[j];
-  }
-  // Then transform columns
-  for (int i = 0; i < 8; ++i) {
-    double temp_in[8], temp_out[8];
-    for (int j = 0; j < 8; ++j)
-      temp_in[j] = out[j*8 + i];
-    reference_idct_1d(temp_in, temp_out);
-    for (int j = 0; j < 8; ++j)
-      out2[j*8 + i] = temp_out[j];
-  }
-  for (int i = 0; i < 64; ++i)
-    output[i] = round(out2[i]/32);
-}
-
 TEST(VP9Idct8x8Test, AccuracyCheck) {
   ACMRandom rnd(ACMRandom::DeterministicSeed());
   const int count_test_block = 10000;