henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 1 | /* |
kjellander | 65c7f67 | 2016-02-12 00:05:01 -0800 | [diff] [blame] | 2 | * Copyright 2004 The WebRTC project authors. All Rights Reserved. |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 3 | * |
kjellander | 65c7f67 | 2016-02-12 00:05:01 -0800 | [diff] [blame] | 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 |
| 6 | * tree. An additional intellectual property rights grant can be found |
| 7 | * in the file PATENTS. All contributing project authors may |
| 8 | * be found in the AUTHORS file in the root of the source tree. |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 9 | */ |
| 10 | |
Steve Anton | 36b29d1 | 2017-10-30 09:57:42 -0700 | [diff] [blame] | 11 | #include <utility> |
| 12 | |
Mirko Bonadei | 92ea95e | 2017-09-15 06:47:31 +0200 | [diff] [blame] | 13 | #include "pc/currentspeakermonitor.h" |
| 14 | #include "pc/audiomonitor.h" |
| 15 | #include "rtc_base/gunit.h" |
| 16 | #include "rtc_base/thread.h" |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 17 | |
| 18 | namespace cricket { |
| 19 | |
Peter Boström | 0c4e06b | 2015-10-07 12:23:21 +0200 | [diff] [blame] | 20 | static const uint32_t kSsrc1 = 1001; |
| 21 | static const uint32_t kSsrc2 = 1002; |
| 22 | static const uint32_t kMinTimeBetweenSwitches = 10; |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 23 | // Due to limited system clock resolution, the CurrentSpeakerMonitor may |
| 24 | // actually require more or less time between switches than that specified |
| 25 | // in the call to set_min_time_between_switches. To be safe, we sleep for |
| 26 | // 90 ms more than the min time between switches before checking for a switch. |
| 27 | // I am assuming system clocks do not have a coarser resolution than 90 ms. |
Peter Boström | 0c4e06b | 2015-10-07 12:23:21 +0200 | [diff] [blame] | 28 | static const uint32_t kSleepTimeBetweenSwitches = 100; |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 29 | |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 30 | class CurrentSpeakerMonitorTest : public testing::Test, |
| 31 | public sigslot::has_slots<> { |
| 32 | public: |
| 33 | CurrentSpeakerMonitorTest() { |
deadbeef | d59daf8 | 2015-10-14 15:02:44 -0700 | [diff] [blame] | 34 | monitor_ = new CurrentSpeakerMonitor(&source_); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 35 | // Shrink the minimum time betweeen switches to 10 ms so we don't have to |
| 36 | // slow down our tests. |
| 37 | monitor_->set_min_time_between_switches(kMinTimeBetweenSwitches); |
| 38 | monitor_->SignalUpdate.connect(this, &CurrentSpeakerMonitorTest::OnUpdate); |
| 39 | current_speaker_ = 0; |
| 40 | num_changes_ = 0; |
| 41 | monitor_->Start(); |
| 42 | } |
| 43 | |
| 44 | ~CurrentSpeakerMonitorTest() { |
| 45 | delete monitor_; |
pthatcher@webrtc.org | 4c0544a | 2014-12-19 22:29:55 +0000 | [diff] [blame] | 46 | } |
| 47 | |
| 48 | void SignalAudioMonitor(const AudioInfo& info) { |
| 49 | source_.SignalAudioMonitor(&source_, info); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 50 | } |
| 51 | |
| 52 | protected: |
pthatcher@webrtc.org | 4c0544a | 2014-12-19 22:29:55 +0000 | [diff] [blame] | 53 | AudioSourceContext source_; |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 54 | CurrentSpeakerMonitor* monitor_; |
| 55 | int num_changes_; |
Peter Boström | 0c4e06b | 2015-10-07 12:23:21 +0200 | [diff] [blame] | 56 | uint32_t current_speaker_; |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 57 | |
Peter Boström | 0c4e06b | 2015-10-07 12:23:21 +0200 | [diff] [blame] | 58 | void OnUpdate(CurrentSpeakerMonitor* monitor, uint32_t current_speaker) { |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 59 | current_speaker_ = current_speaker; |
| 60 | num_changes_++; |
| 61 | } |
| 62 | }; |
| 63 | |
| 64 | static void InitAudioInfo(AudioInfo* info, int input_level, int output_level) { |
| 65 | info->input_level = input_level; |
| 66 | info->output_level = output_level; |
| 67 | } |
| 68 | |
| 69 | TEST_F(CurrentSpeakerMonitorTest, NoActiveStreams) { |
| 70 | AudioInfo info; |
| 71 | InitAudioInfo(&info, 0, 0); |
pthatcher@webrtc.org | 4c0544a | 2014-12-19 22:29:55 +0000 | [diff] [blame] | 72 | SignalAudioMonitor(info); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 73 | |
| 74 | EXPECT_EQ(current_speaker_, 0U); |
| 75 | EXPECT_EQ(num_changes_, 0); |
| 76 | } |
| 77 | |
| 78 | TEST_F(CurrentSpeakerMonitorTest, MultipleActiveStreams) { |
| 79 | AudioInfo info; |
| 80 | InitAudioInfo(&info, 0, 0); |
| 81 | |
| 82 | info.active_streams.push_back(std::make_pair(kSsrc1, 3)); |
| 83 | info.active_streams.push_back(std::make_pair(kSsrc2, 7)); |
pthatcher@webrtc.org | 4c0544a | 2014-12-19 22:29:55 +0000 | [diff] [blame] | 84 | SignalAudioMonitor(info); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 85 | |
| 86 | // No speaker recognized because the initial sample is treated as possibly |
| 87 | // just noise and disregarded. |
| 88 | EXPECT_EQ(current_speaker_, 0U); |
| 89 | EXPECT_EQ(num_changes_, 0); |
| 90 | |
| 91 | info.active_streams.push_back(std::make_pair(kSsrc1, 3)); |
| 92 | info.active_streams.push_back(std::make_pair(kSsrc2, 7)); |
pthatcher@webrtc.org | 4c0544a | 2014-12-19 22:29:55 +0000 | [diff] [blame] | 93 | SignalAudioMonitor(info); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 94 | |
| 95 | EXPECT_EQ(current_speaker_, kSsrc2); |
| 96 | EXPECT_EQ(num_changes_, 1); |
| 97 | } |
| 98 | |
andrew@webrtc.org | 4475905 | 2013-09-27 18:24:40 +0000 | [diff] [blame] | 99 | // See: https://code.google.com/p/webrtc/issues/detail?id=2409 |
| 100 | TEST_F(CurrentSpeakerMonitorTest, DISABLED_RapidSpeakerChange) { |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 101 | AudioInfo info; |
| 102 | InitAudioInfo(&info, 0, 0); |
| 103 | |
| 104 | info.active_streams.push_back(std::make_pair(kSsrc1, 3)); |
| 105 | info.active_streams.push_back(std::make_pair(kSsrc2, 7)); |
pthatcher@webrtc.org | 4c0544a | 2014-12-19 22:29:55 +0000 | [diff] [blame] | 106 | SignalAudioMonitor(info); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 107 | |
| 108 | EXPECT_EQ(current_speaker_, 0U); |
| 109 | EXPECT_EQ(num_changes_, 0); |
| 110 | |
| 111 | info.active_streams.push_back(std::make_pair(kSsrc1, 3)); |
| 112 | info.active_streams.push_back(std::make_pair(kSsrc2, 7)); |
pthatcher@webrtc.org | 4c0544a | 2014-12-19 22:29:55 +0000 | [diff] [blame] | 113 | SignalAudioMonitor(info); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 114 | |
| 115 | EXPECT_EQ(current_speaker_, kSsrc2); |
| 116 | EXPECT_EQ(num_changes_, 1); |
| 117 | |
| 118 | info.active_streams.push_back(std::make_pair(kSsrc1, 9)); |
| 119 | info.active_streams.push_back(std::make_pair(kSsrc2, 1)); |
pthatcher@webrtc.org | 4c0544a | 2014-12-19 22:29:55 +0000 | [diff] [blame] | 120 | SignalAudioMonitor(info); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 121 | |
| 122 | // We expect no speaker change because of the rapid change. |
| 123 | EXPECT_EQ(current_speaker_, kSsrc2); |
| 124 | EXPECT_EQ(num_changes_, 1); |
| 125 | } |
| 126 | |
kjellander | b7d24f6 | 2017-02-26 22:10:14 -0800 | [diff] [blame] | 127 | // Flaky on iOS: webrtc:7057. |
| 128 | #if defined(WEBRTC_IOS) |
| 129 | #define MAYBE_SpeakerChange DISABLED_SpeakerChange |
| 130 | #else |
| 131 | #define MAYBE_SpeakerChange SpeakerChange |
| 132 | #endif |
| 133 | TEST_F(CurrentSpeakerMonitorTest, MAYBE_SpeakerChange) { |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 134 | AudioInfo info; |
| 135 | InitAudioInfo(&info, 0, 0); |
| 136 | |
| 137 | info.active_streams.push_back(std::make_pair(kSsrc1, 3)); |
| 138 | info.active_streams.push_back(std::make_pair(kSsrc2, 7)); |
pthatcher@webrtc.org | 4c0544a | 2014-12-19 22:29:55 +0000 | [diff] [blame] | 139 | SignalAudioMonitor(info); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 140 | |
| 141 | EXPECT_EQ(current_speaker_, 0U); |
| 142 | EXPECT_EQ(num_changes_, 0); |
| 143 | |
| 144 | info.active_streams.push_back(std::make_pair(kSsrc1, 3)); |
| 145 | info.active_streams.push_back(std::make_pair(kSsrc2, 7)); |
pthatcher@webrtc.org | 4c0544a | 2014-12-19 22:29:55 +0000 | [diff] [blame] | 146 | SignalAudioMonitor(info); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 147 | |
| 148 | EXPECT_EQ(current_speaker_, kSsrc2); |
| 149 | EXPECT_EQ(num_changes_, 1); |
| 150 | |
| 151 | // Wait so the changes don't come so rapidly. |
buildbot@webrtc.org | d4e598d | 2014-07-29 17:36:52 +0000 | [diff] [blame] | 152 | rtc::Thread::SleepMs(kSleepTimeBetweenSwitches); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 153 | |
| 154 | info.active_streams.push_back(std::make_pair(kSsrc1, 9)); |
| 155 | info.active_streams.push_back(std::make_pair(kSsrc2, 1)); |
pthatcher@webrtc.org | 4c0544a | 2014-12-19 22:29:55 +0000 | [diff] [blame] | 156 | SignalAudioMonitor(info); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 157 | |
| 158 | EXPECT_EQ(current_speaker_, kSsrc1); |
| 159 | EXPECT_EQ(num_changes_, 2); |
| 160 | } |
| 161 | |
| 162 | TEST_F(CurrentSpeakerMonitorTest, InterwordSilence) { |
| 163 | AudioInfo info; |
| 164 | InitAudioInfo(&info, 0, 0); |
| 165 | |
| 166 | info.active_streams.push_back(std::make_pair(kSsrc1, 3)); |
| 167 | info.active_streams.push_back(std::make_pair(kSsrc2, 7)); |
pthatcher@webrtc.org | 4c0544a | 2014-12-19 22:29:55 +0000 | [diff] [blame] | 168 | SignalAudioMonitor(info); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 169 | |
| 170 | EXPECT_EQ(current_speaker_, 0U); |
| 171 | EXPECT_EQ(num_changes_, 0); |
| 172 | |
| 173 | info.active_streams.push_back(std::make_pair(kSsrc1, 3)); |
| 174 | info.active_streams.push_back(std::make_pair(kSsrc2, 7)); |
pthatcher@webrtc.org | 4c0544a | 2014-12-19 22:29:55 +0000 | [diff] [blame] | 175 | SignalAudioMonitor(info); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 176 | |
| 177 | EXPECT_EQ(current_speaker_, kSsrc2); |
| 178 | EXPECT_EQ(num_changes_, 1); |
| 179 | |
| 180 | info.active_streams.push_back(std::make_pair(kSsrc1, 3)); |
| 181 | info.active_streams.push_back(std::make_pair(kSsrc2, 7)); |
pthatcher@webrtc.org | 4c0544a | 2014-12-19 22:29:55 +0000 | [diff] [blame] | 182 | SignalAudioMonitor(info); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 183 | |
| 184 | EXPECT_EQ(current_speaker_, kSsrc2); |
| 185 | EXPECT_EQ(num_changes_, 1); |
| 186 | |
| 187 | // Wait so the changes don't come so rapidly. |
buildbot@webrtc.org | d4e598d | 2014-07-29 17:36:52 +0000 | [diff] [blame] | 188 | rtc::Thread::SleepMs(kSleepTimeBetweenSwitches); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 189 | |
| 190 | info.active_streams.push_back(std::make_pair(kSsrc1, 3)); |
| 191 | info.active_streams.push_back(std::make_pair(kSsrc2, 0)); |
pthatcher@webrtc.org | 4c0544a | 2014-12-19 22:29:55 +0000 | [diff] [blame] | 192 | SignalAudioMonitor(info); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 193 | |
| 194 | // Current speaker shouldn't have changed because we treat this as an inter- |
| 195 | // word silence. |
| 196 | EXPECT_EQ(current_speaker_, kSsrc2); |
| 197 | EXPECT_EQ(num_changes_, 1); |
| 198 | |
| 199 | info.active_streams.push_back(std::make_pair(kSsrc1, 3)); |
| 200 | info.active_streams.push_back(std::make_pair(kSsrc2, 0)); |
pthatcher@webrtc.org | 4c0544a | 2014-12-19 22:29:55 +0000 | [diff] [blame] | 201 | SignalAudioMonitor(info); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 202 | |
| 203 | // Current speaker shouldn't have changed because we treat this as an inter- |
| 204 | // word silence. |
| 205 | EXPECT_EQ(current_speaker_, kSsrc2); |
| 206 | EXPECT_EQ(num_changes_, 1); |
| 207 | |
| 208 | info.active_streams.push_back(std::make_pair(kSsrc1, 3)); |
| 209 | info.active_streams.push_back(std::make_pair(kSsrc2, 0)); |
pthatcher@webrtc.org | 4c0544a | 2014-12-19 22:29:55 +0000 | [diff] [blame] | 210 | SignalAudioMonitor(info); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 211 | |
| 212 | // At this point, we should have concluded that SSRC2 stopped speaking. |
| 213 | EXPECT_EQ(current_speaker_, kSsrc1); |
| 214 | EXPECT_EQ(num_changes_, 2); |
| 215 | } |
| 216 | |
| 217 | } // namespace cricket |