added signal module

modules/signal/perf/perf_resample.cpp

@@ -0,0 +1,37 @@
+// This file is part of OpenCV project.
+// It is subject to the license terms in the LICENSE file found in the top-level directory
+// of this distribution and at http://opencv.org/license.html.
+
+#include "perf_precomp.hpp"
+
+using namespace std;
+using namespace cv;
+using namespace perf;
+
+namespace opencv_test { namespace {
+
+typedef TestBaseWithParam< tuple<uint32_t, uint32_t, uint32_t> > TestResampleFunc;
+
+PERF_TEST_P( TestResampleFunc, resample_sin_signal,
+             testing::Combine(
+                testing::Values(1234U, 12345U, 123456U, 1234567U, 12345678U),
+                testing::Values(16000U, 32000U, 44100U, 48000U),
+                testing::Values(48000U, 44100U, 32000U, 16000U))
+)
+{
+    uint32_t sample_signal_size = GET_PARAM(0);
+    uint32_t inFreq = GET_PARAM(1);
+    uint32_t outFreq = GET_PARAM(2);
+
+    Mat1f sample_signal(Size(sample_signal_size,1U));
+    Mat1f outSignal(Size(1U, 1U));
+    for (uint32_t i = 0U; i < (uint32_t)sample_signal.cols; ++i)
+    {
+        sample_signal.at<float>(0, i) = sinf(float(i));
+    }
+    declare.in(sample_signal).out(outSignal);
+    TEST_CYCLE() resampleSignal(sample_signal, outSignal, inFreq, outFreq);
+    SANITY_CHECK_NOTHING();
+}
+
+}}