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1 /* | 1 /* |
2 * Copyright (c) 2012 The WebRTC project authors. All Rights Reserved. | 2 * Copyright (c) 2012 The WebRTC project authors. All Rights Reserved. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license | 4 * Use of this source code is governed by a BSD-style license |
5 * that can be found in the LICENSE file in the root of the source | 5 * that can be found in the LICENSE file in the root of the source |
6 * tree. An additional intellectual property rights grant can be found | 6 * tree. An additional intellectual property rights grant can be found |
7 * in the file PATENTS. All contributing project authors may | 7 * in the file PATENTS. All contributing project authors may |
8 * be found in the AUTHORS file in the root of the source tree. | 8 * be found in the AUTHORS file in the root of the source tree. |
9 */ | 9 */ |
10 | 10 |
11 #include "webrtc/modules/audio_processing/agc/pitch_based_vad.h" | 11 #include "webrtc/modules/audio_processing/vad/pitch_based_vad.h" |
12 | 12 |
13 #include <math.h> | 13 #include <math.h> |
14 #include <stdio.h> | 14 #include <stdio.h> |
15 #include <string.h> | |
16 | 15 |
17 #include "gtest/gtest.h" | 16 #include <string> |
| 17 |
| 18 #include "testing/gtest/include/gtest/gtest.h" |
18 #include "webrtc/test/testsupport/fileutils.h" | 19 #include "webrtc/test/testsupport/fileutils.h" |
19 | 20 |
20 namespace webrtc { | 21 namespace webrtc { |
21 | 22 |
22 TEST(PitchBasedVadTest, VoicingProbabilityTest) { | 23 TEST(PitchBasedVadTest, VoicingProbabilityTest) { |
23 std::string spectral_peak_file_name = test::ResourcePath( | 24 std::string spectral_peak_file_name = |
24 "audio_processing/agc/agc_spectral_peak", "dat"); | 25 test::ResourcePath("audio_processing/agc/agc_spectral_peak", "dat"); |
25 FILE* spectral_peak_file = fopen(spectral_peak_file_name.c_str(), "rb"); | 26 FILE* spectral_peak_file = fopen(spectral_peak_file_name.c_str(), "rb"); |
26 ASSERT_TRUE(spectral_peak_file != NULL); | 27 ASSERT_TRUE(spectral_peak_file != NULL); |
27 | 28 |
28 std::string pitch_gain_file_name = | 29 std::string pitch_gain_file_name = |
29 test::ResourcePath("audio_processing/agc/agc_pitch_gain", "dat"); | 30 test::ResourcePath("audio_processing/agc/agc_pitch_gain", "dat"); |
30 FILE* pitch_gain_file = fopen(pitch_gain_file_name.c_str(), "rb"); | 31 FILE* pitch_gain_file = fopen(pitch_gain_file_name.c_str(), "rb"); |
31 ASSERT_TRUE(pitch_gain_file != NULL); | 32 ASSERT_TRUE(pitch_gain_file != NULL); |
32 | 33 |
33 std::string pitch_lag_file_name = | 34 std::string pitch_lag_file_name = |
34 test::ResourcePath("audio_processing/agc/agc_pitch_lag", "dat"); | 35 test::ResourcePath("audio_processing/agc/agc_pitch_lag", "dat"); |
35 FILE* pitch_lag_file = fopen(pitch_lag_file_name.c_str(), "rb"); | 36 FILE* pitch_lag_file = fopen(pitch_lag_file_name.c_str(), "rb"); |
36 ASSERT_TRUE(pitch_lag_file != NULL); | 37 ASSERT_TRUE(pitch_lag_file != NULL); |
37 | 38 |
38 std::string voicing_prob_file_name = | 39 std::string voicing_prob_file_name = |
39 test::ResourcePath("audio_processing/agc/agc_voicing_prob", "dat"); | 40 test::ResourcePath("audio_processing/agc/agc_voicing_prob", "dat"); |
40 FILE* voicing_prob_file = fopen(voicing_prob_file_name.c_str(), "rb"); | 41 FILE* voicing_prob_file = fopen(voicing_prob_file_name.c_str(), "rb"); |
41 ASSERT_TRUE(voicing_prob_file != NULL); | 42 ASSERT_TRUE(voicing_prob_file != NULL); |
42 | 43 |
43 PitchBasedVad vad_; | 44 PitchBasedVad vad_; |
44 | 45 |
45 double reference_activity_probability; | 46 double reference_activity_probability; |
46 | 47 |
47 AudioFeatures audio_features; | 48 AudioFeatures audio_features; |
48 memset(&audio_features, 0, sizeof(audio_features)); | 49 memset(&audio_features, 0, sizeof(audio_features)); |
49 audio_features.num_frames = 1; | 50 audio_features.num_frames = 1; |
50 while (fread(audio_features.spectral_peak, | 51 while (fread(audio_features.spectral_peak, |
51 sizeof(audio_features.spectral_peak[0]), 1, | 52 sizeof(audio_features.spectral_peak[0]), 1, |
52 spectral_peak_file) == 1u) { | 53 spectral_peak_file) == 1u) { |
53 double p; | 54 double p; |
54 ASSERT_EQ(1u, fread(audio_features.log_pitch_gain, sizeof( | 55 ASSERT_EQ(1u, fread(audio_features.log_pitch_gain, |
55 audio_features.log_pitch_gain[0]), 1, pitch_gain_file)); | 56 sizeof(audio_features.log_pitch_gain[0]), 1, |
56 ASSERT_EQ(1u, fread(audio_features.pitch_lag_hz, sizeof( | 57 pitch_gain_file)); |
57 audio_features.pitch_lag_hz[0]), 1, pitch_lag_file)); | 58 ASSERT_EQ(1u, |
58 ASSERT_EQ(1u, fread(&reference_activity_probability, sizeof( | 59 fread(audio_features.pitch_lag_hz, |
59 reference_activity_probability), 1, voicing_prob_file)); | 60 sizeof(audio_features.pitch_lag_hz[0]), 1, pitch_lag_file)); |
| 61 ASSERT_EQ(1u, fread(&reference_activity_probability, |
| 62 sizeof(reference_activity_probability), 1, |
| 63 voicing_prob_file)); |
60 | 64 |
61 p = 0.5; // Initialize to the neutral value for combining probabilities. | 65 p = 0.5; // Initialize to the neutral value for combining probabilities. |
62 EXPECT_EQ(0, vad_.VoicingProbability(audio_features, &p)); | 66 EXPECT_EQ(0, vad_.VoicingProbability(audio_features, &p)); |
63 EXPECT_NEAR(p, reference_activity_probability, 0.01); | 67 EXPECT_NEAR(p, reference_activity_probability, 0.01); |
64 } | 68 } |
65 | 69 |
66 fclose(spectral_peak_file); | 70 fclose(spectral_peak_file); |
67 fclose(pitch_gain_file); | 71 fclose(pitch_gain_file); |
68 fclose(pitch_lag_file); | 72 fclose(pitch_lag_file); |
69 } | 73 } |
70 | 74 |
71 } // namespace webrtc | 75 } // namespace webrtc |
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