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Side by Side Diff: content/browser/speech/endpointer/endpointer_unittest.cc

Issue 12210030: Linux/ChromeOS Chromium style checker cleanup, content/ edition. (Closed) Base URL: http://src.chromium.org/svn/trunk/src/
Patch Set: Created 7 years, 10 months ago
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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #include "content/browser/speech/audio_buffer.h" 5 #include "content/browser/speech/audio_buffer.h"
6 #include "content/browser/speech/endpointer/endpointer.h" 6 #include "content/browser/speech/endpointer/endpointer.h"
7 #include "testing/gtest/include/gtest/gtest.h" 7 #include "testing/gtest/include/gtest/gtest.h"
8 8
9 namespace { 9 namespace {
10 const int kFrameRate = 50; // 20 ms long frames for AMR encoding. 10 const int kFrameRate = 50; // 20 ms long frames for AMR encoding.
(...skipping 55 matching lines...) Expand 10 before | Expand all | Expand 10 after
66 // This test instantiates and initializes a stand alone endpointer module. 66 // This test instantiates and initializes a stand alone endpointer module.
67 // The test creates FrameData objects with random noise and send them 67 // The test creates FrameData objects with random noise and send them
68 // to the endointer module. The energy of the first 50 frames is low, 68 // to the endointer module. The energy of the first 50 frames is low,
69 // followed by 500 high energy frames, and another 50 low energy frames. 69 // followed by 500 high energy frames, and another 50 low energy frames.
70 // We test that the correct start and end frames were detected. 70 // We test that the correct start and end frames were detected.
71 class EnergyEndpointerFrameProcessor : public FrameProcessor { 71 class EnergyEndpointerFrameProcessor : public FrameProcessor {
72 public: 72 public:
73 explicit EnergyEndpointerFrameProcessor(EnergyEndpointer* endpointer) 73 explicit EnergyEndpointerFrameProcessor(EnergyEndpointer* endpointer)
74 : endpointer_(endpointer) {} 74 : endpointer_(endpointer) {}
75 75
76 EpStatus ProcessFrame(int64 time, int16* samples, int frame_size) { 76 virtual EpStatus ProcessFrame(int64 time,
77 int16* samples,
78 int frame_size) OVERRIDE {
77 endpointer_->ProcessAudioFrame(time, samples, kFrameSize, NULL); 79 endpointer_->ProcessAudioFrame(time, samples, kFrameSize, NULL);
78 int64 ep_time; 80 int64 ep_time;
79 return endpointer_->Status(&ep_time); 81 return endpointer_->Status(&ep_time);
80 } 82 }
81 83
82 private: 84 private:
83 EnergyEndpointer* endpointer_; 85 EnergyEndpointer* endpointer_;
84 }; 86 };
85 87
86 TEST(EndpointerTest, TestEnergyEndpointerEvents) { 88 TEST(EndpointerTest, TestEnergyEndpointerEvents) {
(...skipping 22 matching lines...) Expand all
109 111
110 endpointer.EndSession(); 112 endpointer.EndSession();
111 }; 113 };
112 114
113 // Test endpointer wrapper class. 115 // Test endpointer wrapper class.
114 class EndpointerFrameProcessor : public FrameProcessor { 116 class EndpointerFrameProcessor : public FrameProcessor {
115 public: 117 public:
116 explicit EndpointerFrameProcessor(Endpointer* endpointer) 118 explicit EndpointerFrameProcessor(Endpointer* endpointer)
117 : endpointer_(endpointer) {} 119 : endpointer_(endpointer) {}
118 120
119 EpStatus ProcessFrame(int64 time, int16* samples, int frame_size) { 121 virtual EpStatus ProcessFrame(int64 time,
122 int16* samples,
123 int frame_size) OVERRIDE {
120 scoped_refptr<AudioChunk> frame( 124 scoped_refptr<AudioChunk> frame(
121 new AudioChunk(reinterpret_cast<uint8*>(samples), kFrameSize * 2, 2)); 125 new AudioChunk(reinterpret_cast<uint8*>(samples), kFrameSize * 2, 2));
122 endpointer_->ProcessAudio(*frame, NULL); 126 endpointer_->ProcessAudio(*frame, NULL);
123 int64 ep_time; 127 int64 ep_time;
124 return endpointer_->Status(&ep_time); 128 return endpointer_->Status(&ep_time);
125 } 129 }
126 130
127 private: 131 private:
128 Endpointer* endpointer_; 132 Endpointer* endpointer_;
129 }; 133 };
130 134
131 TEST(EndpointerTest, TestEmbeddedEndpointerEvents) { 135 TEST(EndpointerTest, TestEmbeddedEndpointerEvents) {
132 const int kSampleRate = 8000; // 8 k samples per second for AMR encoding. 136 const int kSampleRate = 8000; // 8 k samples per second for AMR encoding.
133 137
134 Endpointer endpointer(kSampleRate); 138 Endpointer endpointer(kSampleRate);
135 const int64 kMillisecondsPerMicrosecond = 1000; 139 const int64 kMillisecondsPerMicrosecond = 1000;
136 const int64 short_timeout = 300 * kMillisecondsPerMicrosecond; 140 const int64 short_timeout = 300 * kMillisecondsPerMicrosecond;
137 endpointer.set_speech_input_possibly_complete_silence_length(short_timeout); 141 endpointer.set_speech_input_possibly_complete_silence_length(short_timeout);
138 const int64 long_timeout = 500 * kMillisecondsPerMicrosecond; 142 const int64 long_timeout = 500 * kMillisecondsPerMicrosecond;
139 endpointer.set_speech_input_complete_silence_length(long_timeout); 143 endpointer.set_speech_input_complete_silence_length(long_timeout);
140 endpointer.StartSession(); 144 endpointer.StartSession();
141 145
142 EndpointerFrameProcessor frame_processor(&endpointer); 146 EndpointerFrameProcessor frame_processor(&endpointer);
143 RunEndpointerEventsTest(&frame_processor); 147 RunEndpointerEventsTest(&frame_processor);
144 148
145 endpointer.EndSession(); 149 endpointer.EndSession();
146 } 150 }
147 151
148 } // namespace content 152 } // namespace content
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