Artem Titov | 2cf8eb9 | 2023-06-30 13:26:09 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2023 The WebRTC project authors. All Rights Reserved. |
| 3 | * |
| 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. |
| 9 | */ |
| 10 | #include "modules/audio_device/test_audio_device_impl.h" |
| 11 | |
| 12 | #include <memory> |
| 13 | #include <utility> |
| 14 | |
| 15 | #include "absl/types/optional.h" |
Florent Castelli | f4673f9 | 2024-04-19 19:46:03 | [diff] [blame] | 16 | #include "api/audio/audio_device.h" |
| 17 | #include "api/audio/audio_device_defines.h" |
Artem Titov | 2cf8eb9 | 2023-06-30 13:26:09 | [diff] [blame] | 18 | #include "api/task_queue/task_queue_factory.h" |
| 19 | #include "api/units/time_delta.h" |
| 20 | #include "api/units/timestamp.h" |
| 21 | #include "modules/audio_device/audio_device_buffer.h" |
| 22 | #include "modules/audio_device/audio_device_generic.h" |
Artem Titov | 2cf8eb9 | 2023-06-30 13:26:09 | [diff] [blame] | 23 | #include "modules/audio_device/include/test_audio_device.h" |
| 24 | #include "rtc_base/checks.h" |
| 25 | #include "rtc_base/synchronization/mutex.h" |
| 26 | #include "test/gmock.h" |
| 27 | #include "test/gtest.h" |
| 28 | #include "test/time_controller/simulated_time_controller.h" |
| 29 | |
| 30 | namespace webrtc { |
| 31 | namespace { |
| 32 | |
| 33 | using ::testing::ElementsAre; |
| 34 | |
| 35 | constexpr Timestamp kStartTime = Timestamp::Millis(10000); |
| 36 | |
| 37 | class TestAudioTransport : public AudioTransport { |
| 38 | public: |
| 39 | enum class Mode { kPlaying, kRecording }; |
| 40 | |
| 41 | explicit TestAudioTransport(Mode mode) : mode_(mode) {} |
| 42 | ~TestAudioTransport() override = default; |
| 43 | |
| 44 | int32_t RecordedDataIsAvailable( |
| 45 | const void* audioSamples, |
| 46 | size_t samples_per_channel, |
| 47 | size_t bytes_per_sample, |
| 48 | size_t number_of_channels, |
| 49 | uint32_t samples_per_second, |
| 50 | uint32_t total_delay_ms, |
| 51 | int32_t clock_drift, |
| 52 | uint32_t current_mic_level, |
| 53 | bool key_pressed, |
| 54 | uint32_t& new_mic_level, |
| 55 | absl::optional<int64_t> estimated_capture_time_ns) override { |
| 56 | new_mic_level = 1; |
| 57 | |
| 58 | if (mode_ != Mode::kRecording) { |
| 59 | EXPECT_TRUE(false) << "RecordedDataIsAvailable mustn't be called when " |
| 60 | "mode isn't kRecording"; |
| 61 | return -1; |
| 62 | } |
| 63 | |
| 64 | MutexLock lock(&mutex_); |
| 65 | samples_per_channel_.push_back(samples_per_channel); |
| 66 | number_of_channels_.push_back(number_of_channels); |
| 67 | bytes_per_sample_.push_back(bytes_per_sample); |
| 68 | samples_per_second_.push_back(samples_per_second); |
| 69 | return 0; |
| 70 | } |
| 71 | |
| 72 | int32_t NeedMorePlayData(size_t samples_per_channel, |
| 73 | size_t bytes_per_sample, |
| 74 | size_t number_of_channels, |
| 75 | uint32_t samples_per_second, |
| 76 | void* audio_samples, |
| 77 | size_t& samples_out, |
| 78 | int64_t* elapsed_time_ms, |
| 79 | int64_t* ntp_time_ms) override { |
| 80 | const size_t num_bytes = samples_per_channel * number_of_channels; |
| 81 | std::memset(audio_samples, 1, num_bytes); |
| 82 | samples_out = samples_per_channel * number_of_channels; |
| 83 | *elapsed_time_ms = 0; |
| 84 | *ntp_time_ms = 0; |
| 85 | |
| 86 | if (mode_ != Mode::kPlaying) { |
| 87 | EXPECT_TRUE(false) |
| 88 | << "NeedMorePlayData mustn't be called when mode isn't kPlaying"; |
| 89 | return -1; |
| 90 | } |
| 91 | |
| 92 | MutexLock lock(&mutex_); |
| 93 | samples_per_channel_.push_back(samples_per_channel); |
| 94 | number_of_channels_.push_back(number_of_channels); |
| 95 | bytes_per_sample_.push_back(bytes_per_sample); |
| 96 | samples_per_second_.push_back(samples_per_second); |
| 97 | return 0; |
| 98 | } |
| 99 | |
| 100 | int32_t RecordedDataIsAvailable(const void* audio_samples, |
| 101 | size_t samples_per_channel, |
| 102 | size_t bytes_per_sample, |
| 103 | size_t number_of_channels, |
| 104 | uint32_t samples_per_second, |
| 105 | uint32_t total_delay_ms, |
| 106 | int32_t clockDrift, |
| 107 | uint32_t current_mic_level, |
| 108 | bool key_pressed, |
| 109 | uint32_t& new_mic_level) override { |
| 110 | RTC_CHECK(false) << "This methods should be never executed"; |
| 111 | } |
| 112 | |
| 113 | void PullRenderData(int bits_per_sample, |
| 114 | int sample_rate, |
| 115 | size_t number_of_channels, |
| 116 | size_t number_of_frames, |
| 117 | void* audio_data, |
| 118 | int64_t* elapsed_time_ms, |
| 119 | int64_t* ntp_time_ms) override { |
| 120 | RTC_CHECK(false) << "This methods should be never executed"; |
| 121 | } |
| 122 | |
| 123 | std::vector<size_t> samples_per_channel() const { |
| 124 | MutexLock lock(&mutex_); |
| 125 | return samples_per_channel_; |
| 126 | } |
| 127 | std::vector<size_t> number_of_channels() const { |
| 128 | MutexLock lock(&mutex_); |
| 129 | return number_of_channels_; |
| 130 | } |
| 131 | std::vector<size_t> bytes_per_sample() const { |
| 132 | MutexLock lock(&mutex_); |
| 133 | return bytes_per_sample_; |
| 134 | } |
| 135 | std::vector<size_t> samples_per_second() const { |
| 136 | MutexLock lock(&mutex_); |
| 137 | return samples_per_second_; |
| 138 | } |
| 139 | |
| 140 | private: |
| 141 | const Mode mode_; |
| 142 | |
| 143 | mutable Mutex mutex_; |
| 144 | std::vector<size_t> samples_per_channel_ RTC_GUARDED_BY(mutex_); |
| 145 | std::vector<size_t> number_of_channels_ RTC_GUARDED_BY(mutex_); |
| 146 | std::vector<size_t> bytes_per_sample_ RTC_GUARDED_BY(mutex_); |
| 147 | std::vector<size_t> samples_per_second_ RTC_GUARDED_BY(mutex_); |
| 148 | }; |
| 149 | |
| 150 | TEST(TestAudioDeviceTest, EnablingRecordingProducesAudio) { |
| 151 | GlobalSimulatedTimeController time_controller(kStartTime); |
| 152 | TestAudioTransport audio_transport(TestAudioTransport::Mode::kRecording); |
| 153 | AudioDeviceBuffer audio_buffer(time_controller.GetTaskQueueFactory()); |
| 154 | ASSERT_EQ(audio_buffer.RegisterAudioCallback(&audio_transport), 0); |
| 155 | std::unique_ptr<TestAudioDeviceModule::PulsedNoiseCapturer> capturer = |
| 156 | TestAudioDeviceModule::CreatePulsedNoiseCapturer( |
| 157 | /*max_amplitude=*/1000, |
| 158 | /*sampling_frequency_in_hz=*/48000, /*num_channels=*/2); |
| 159 | |
| 160 | TestAudioDevice audio_device(time_controller.GetTaskQueueFactory(), |
| 161 | std::move(capturer), |
| 162 | /*renderer=*/nullptr); |
| 163 | ASSERT_EQ(audio_device.Init(), AudioDeviceGeneric::InitStatus::OK); |
| 164 | audio_device.AttachAudioBuffer(&audio_buffer); |
| 165 | |
| 166 | EXPECT_FALSE(audio_device.RecordingIsInitialized()); |
| 167 | ASSERT_EQ(audio_device.InitRecording(), 0); |
| 168 | EXPECT_TRUE(audio_device.RecordingIsInitialized()); |
| 169 | audio_buffer.StartRecording(); |
| 170 | ASSERT_EQ(audio_device.StartRecording(), 0); |
| 171 | time_controller.AdvanceTime(TimeDelta::Millis(10)); |
| 172 | ASSERT_TRUE(audio_device.Recording()); |
| 173 | time_controller.AdvanceTime(TimeDelta::Millis(10)); |
| 174 | ASSERT_EQ(audio_device.StopRecording(), 0); |
| 175 | audio_buffer.StopRecording(); |
| 176 | |
| 177 | EXPECT_THAT(audio_transport.samples_per_channel(), |
| 178 | ElementsAre(480, 480, 480)); |
| 179 | EXPECT_THAT(audio_transport.number_of_channels(), ElementsAre(2, 2, 2)); |
| 180 | EXPECT_THAT(audio_transport.bytes_per_sample(), ElementsAre(4, 4, 4)); |
| 181 | EXPECT_THAT(audio_transport.samples_per_second(), |
| 182 | ElementsAre(48000, 48000, 48000)); |
| 183 | } |
| 184 | |
| 185 | TEST(TestAudioDeviceTest, RecordingIsAvailableWhenCapturerIsSet) { |
| 186 | GlobalSimulatedTimeController time_controller(kStartTime); |
| 187 | std::unique_ptr<TestAudioDeviceModule::PulsedNoiseCapturer> capturer = |
| 188 | TestAudioDeviceModule::CreatePulsedNoiseCapturer( |
| 189 | /*max_amplitude=*/1000, |
| 190 | /*sampling_frequency_in_hz=*/48000, /*num_channels=*/2); |
| 191 | |
| 192 | TestAudioDevice audio_device(time_controller.GetTaskQueueFactory(), |
| 193 | std::move(capturer), |
| 194 | /*renderer=*/nullptr); |
| 195 | ASSERT_EQ(audio_device.Init(), AudioDeviceGeneric::InitStatus::OK); |
| 196 | |
| 197 | bool available; |
| 198 | EXPECT_EQ(audio_device.RecordingIsAvailable(available), 0); |
| 199 | EXPECT_TRUE(available); |
| 200 | } |
| 201 | |
| 202 | TEST(TestAudioDeviceTest, RecordingIsNotAvailableWhenCapturerIsNotSet) { |
| 203 | GlobalSimulatedTimeController time_controller(kStartTime); |
| 204 | TestAudioDevice audio_device(time_controller.GetTaskQueueFactory(), |
| 205 | /*capturer=*/nullptr, |
| 206 | /*renderer=*/nullptr); |
| 207 | ASSERT_EQ(audio_device.Init(), AudioDeviceGeneric::InitStatus::OK); |
| 208 | |
| 209 | bool available; |
| 210 | EXPECT_EQ(audio_device.RecordingIsAvailable(available), 0); |
| 211 | EXPECT_FALSE(available); |
| 212 | } |
| 213 | |
| 214 | TEST(TestAudioDeviceTest, EnablingPlayoutProducesAudio) { |
| 215 | GlobalSimulatedTimeController time_controller(kStartTime); |
| 216 | TestAudioTransport audio_transport(TestAudioTransport::Mode::kPlaying); |
| 217 | AudioDeviceBuffer audio_buffer(time_controller.GetTaskQueueFactory()); |
| 218 | ASSERT_EQ(audio_buffer.RegisterAudioCallback(&audio_transport), 0); |
| 219 | std::unique_ptr<TestAudioDeviceModule::Renderer> renderer = |
| 220 | TestAudioDeviceModule::CreateDiscardRenderer( |
| 221 | /*sampling_frequency_in_hz=*/48000, /*num_channels=*/2); |
| 222 | |
| 223 | TestAudioDevice audio_device(time_controller.GetTaskQueueFactory(), |
| 224 | /*capturer=*/nullptr, std::move(renderer)); |
| 225 | ASSERT_EQ(audio_device.Init(), AudioDeviceGeneric::InitStatus::OK); |
| 226 | audio_device.AttachAudioBuffer(&audio_buffer); |
| 227 | |
| 228 | EXPECT_FALSE(audio_device.PlayoutIsInitialized()); |
| 229 | ASSERT_EQ(audio_device.InitPlayout(), 0); |
| 230 | EXPECT_TRUE(audio_device.PlayoutIsInitialized()); |
| 231 | audio_buffer.StartPlayout(); |
| 232 | ASSERT_EQ(audio_device.StartPlayout(), 0); |
| 233 | time_controller.AdvanceTime(TimeDelta::Millis(10)); |
| 234 | ASSERT_TRUE(audio_device.Playing()); |
| 235 | time_controller.AdvanceTime(TimeDelta::Millis(10)); |
| 236 | ASSERT_EQ(audio_device.StopPlayout(), 0); |
| 237 | audio_buffer.StopPlayout(); |
| 238 | |
| 239 | EXPECT_THAT(audio_transport.samples_per_channel(), |
| 240 | ElementsAre(480, 480, 480)); |
| 241 | EXPECT_THAT(audio_transport.number_of_channels(), ElementsAre(2, 2, 2)); |
| 242 | EXPECT_THAT(audio_transport.bytes_per_sample(), ElementsAre(4, 4, 4)); |
| 243 | EXPECT_THAT(audio_transport.samples_per_second(), |
| 244 | ElementsAre(48000, 48000, 48000)); |
| 245 | } |
| 246 | |
| 247 | TEST(TestAudioDeviceTest, PlayoutIsAvailableWhenRendererIsSet) { |
| 248 | GlobalSimulatedTimeController time_controller(kStartTime); |
| 249 | std::unique_ptr<TestAudioDeviceModule::Renderer> renderer = |
| 250 | TestAudioDeviceModule::CreateDiscardRenderer( |
| 251 | /*sampling_frequency_in_hz=*/48000, /*num_channels=*/2); |
| 252 | |
| 253 | TestAudioDevice audio_device(time_controller.GetTaskQueueFactory(), |
| 254 | /*capturer=*/nullptr, std::move(renderer)); |
| 255 | ASSERT_EQ(audio_device.Init(), AudioDeviceGeneric::InitStatus::OK); |
| 256 | |
| 257 | bool available; |
| 258 | EXPECT_EQ(audio_device.PlayoutIsAvailable(available), 0); |
| 259 | EXPECT_TRUE(available); |
| 260 | } |
| 261 | |
| 262 | TEST(TestAudioDeviceTest, PlayoutIsNotAvailableWhenRendererIsNotSet) { |
| 263 | GlobalSimulatedTimeController time_controller(kStartTime); |
| 264 | TestAudioDevice audio_device(time_controller.GetTaskQueueFactory(), |
| 265 | /*capturer=*/nullptr, |
| 266 | /*renderer=*/nullptr); |
| 267 | ASSERT_EQ(audio_device.Init(), AudioDeviceGeneric::InitStatus::OK); |
| 268 | |
| 269 | bool available; |
| 270 | EXPECT_EQ(audio_device.PlayoutIsAvailable(available), 0); |
| 271 | EXPECT_FALSE(available); |
| 272 | } |
| 273 | |
| 274 | } // namespace |
| 275 | } // namespace webrtc |