1e6471ba8d23eda9baea2c7979a800f66ee1803e2bjornv@webrtc.org/* 2e6471ba8d23eda9baea2c7979a800f66ee1803e2bjornv@webrtc.org * Copyright (c) 2011 The WebRTC project authors. All Rights Reserved. 3e6471ba8d23eda9baea2c7979a800f66ee1803e2bjornv@webrtc.org * 4e6471ba8d23eda9baea2c7979a800f66ee1803e2bjornv@webrtc.org * Use of this source code is governed by a BSD-style license 5e6471ba8d23eda9baea2c7979a800f66ee1803e2bjornv@webrtc.org * that can be found in the LICENSE file in the root of the source 6e6471ba8d23eda9baea2c7979a800f66ee1803e2bjornv@webrtc.org * tree. An additional intellectual property rights grant can be found 7e6471ba8d23eda9baea2c7979a800f66ee1803e2bjornv@webrtc.org * in the file PATENTS. All contributing project authors may 8e6471ba8d23eda9baea2c7979a800f66ee1803e2bjornv@webrtc.org * be found in the AUTHORS file in the root of the source tree. 9e6471ba8d23eda9baea2c7979a800f66ee1803e2bjornv@webrtc.org */ 10e6471ba8d23eda9baea2c7979a800f66ee1803e2bjornv@webrtc.org 11aa30bb7ef5b02c9026dc2c036a0bed9999ae4cf2pbos@webrtc.org#include "testing/gtest/include/gtest/gtest.h" 12aa30bb7ef5b02c9026dc2c036a0bed9999ae4cf2pbos@webrtc.org#include "webrtc/common_audio/vad/vad_unittest.h" 13aa30bb7ef5b02c9026dc2c036a0bed9999ae4cf2pbos@webrtc.org#include "webrtc/typedefs.h" 14e6471ba8d23eda9baea2c7979a800f66ee1803e2bjornv@webrtc.org 15e6471ba8d23eda9baea2c7979a800f66ee1803e2bjornv@webrtc.orgextern "C" { 16aa30bb7ef5b02c9026dc2c036a0bed9999ae4cf2pbos@webrtc.org#include "webrtc/common_audio/vad/vad_gmm.h" 17e6471ba8d23eda9baea2c7979a800f66ee1803e2bjornv@webrtc.org} 18e6471ba8d23eda9baea2c7979a800f66ee1803e2bjornv@webrtc.org 19e6471ba8d23eda9baea2c7979a800f66ee1803e2bjornv@webrtc.orgnamespace { 20e6471ba8d23eda9baea2c7979a800f66ee1803e2bjornv@webrtc.org 21e6471ba8d23eda9baea2c7979a800f66ee1803e2bjornv@webrtc.orgTEST_F(VadTest, vad_gmm) { 22e6471ba8d23eda9baea2c7979a800f66ee1803e2bjornv@webrtc.org int16_t delta = 0; 23e6471ba8d23eda9baea2c7979a800f66ee1803e2bjornv@webrtc.org // Input value at mean. 24e6471ba8d23eda9baea2c7979a800f66ee1803e2bjornv@webrtc.org EXPECT_EQ(1048576, WebRtcVad_GaussianProbability(0, 0, 128, &delta)); 25e6471ba8d23eda9baea2c7979a800f66ee1803e2bjornv@webrtc.org EXPECT_EQ(0, delta); 26e6471ba8d23eda9baea2c7979a800f66ee1803e2bjornv@webrtc.org EXPECT_EQ(1048576, WebRtcVad_GaussianProbability(16, 128, 128, &delta)); 27e6471ba8d23eda9baea2c7979a800f66ee1803e2bjornv@webrtc.org EXPECT_EQ(0, delta); 28e6471ba8d23eda9baea2c7979a800f66ee1803e2bjornv@webrtc.org EXPECT_EQ(1048576, WebRtcVad_GaussianProbability(-16, -128, 128, &delta)); 29e6471ba8d23eda9baea2c7979a800f66ee1803e2bjornv@webrtc.org EXPECT_EQ(0, delta); 30e6471ba8d23eda9baea2c7979a800f66ee1803e2bjornv@webrtc.org 31e6471ba8d23eda9baea2c7979a800f66ee1803e2bjornv@webrtc.org // Largest possible input to give non-zero probability. 32e6471ba8d23eda9baea2c7979a800f66ee1803e2bjornv@webrtc.org EXPECT_EQ(1024, WebRtcVad_GaussianProbability(59, 0, 128, &delta)); 33e6471ba8d23eda9baea2c7979a800f66ee1803e2bjornv@webrtc.org EXPECT_EQ(7552, delta); 34e6471ba8d23eda9baea2c7979a800f66ee1803e2bjornv@webrtc.org EXPECT_EQ(1024, WebRtcVad_GaussianProbability(75, 128, 128, &delta)); 35e6471ba8d23eda9baea2c7979a800f66ee1803e2bjornv@webrtc.org EXPECT_EQ(7552, delta); 36e6471ba8d23eda9baea2c7979a800f66ee1803e2bjornv@webrtc.org EXPECT_EQ(1024, WebRtcVad_GaussianProbability(-75, -128, 128, &delta)); 37e6471ba8d23eda9baea2c7979a800f66ee1803e2bjornv@webrtc.org EXPECT_EQ(-7552, delta); 38e6471ba8d23eda9baea2c7979a800f66ee1803e2bjornv@webrtc.org 39e6471ba8d23eda9baea2c7979a800f66ee1803e2bjornv@webrtc.org // Too large input, should give zero probability. 40e6471ba8d23eda9baea2c7979a800f66ee1803e2bjornv@webrtc.org EXPECT_EQ(0, WebRtcVad_GaussianProbability(105, 0, 128, &delta)); 41e6471ba8d23eda9baea2c7979a800f66ee1803e2bjornv@webrtc.org EXPECT_EQ(13440, delta); 42e6471ba8d23eda9baea2c7979a800f66ee1803e2bjornv@webrtc.org} 43e6471ba8d23eda9baea2c7979a800f66ee1803e2bjornv@webrtc.org} // namespace 44