stefan@webrtc.org | b082ade | 2013-11-18 11:45:11 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2013 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 | |
Mirko Bonadei | 92ea95e | 2017-09-15 06:47:31 +0200 | [diff] [blame] | 11 | #include "test/fake_audio_device.h" |
stefan@webrtc.org | b082ade | 2013-11-18 11:45:11 +0000 | [diff] [blame] | 12 | |
| 13 | #include <algorithm> |
oprypin | a514584 | 2017-03-14 09:01:47 -0700 | [diff] [blame] | 14 | #include <utility> |
stefan@webrtc.org | b082ade | 2013-11-18 11:45:11 +0000 | [diff] [blame] | 15 | |
Mirko Bonadei | 92ea95e | 2017-09-15 06:47:31 +0200 | [diff] [blame] | 16 | #include "common_audio/wav_file.h" |
| 17 | #include "rtc_base/checks.h" |
| 18 | #include "rtc_base/random.h" |
| 19 | #include "system_wrappers/include/event_wrapper.h" |
stefan@webrtc.org | b082ade | 2013-11-18 11:45:11 +0000 | [diff] [blame] | 20 | |
| 21 | namespace webrtc { |
perkj | ac61b74 | 2017-01-31 13:32:49 -0800 | [diff] [blame] | 22 | |
| 23 | namespace { |
| 24 | |
| 25 | constexpr int kFrameLengthMs = 10; |
| 26 | constexpr int kFramesPerSecond = 1000 / kFrameLengthMs; |
| 27 | |
perkj | ac61b74 | 2017-01-31 13:32:49 -0800 | [diff] [blame] | 28 | // Assuming 10ms audio packets.. |
oprypin | a514584 | 2017-03-14 09:01:47 -0700 | [diff] [blame] | 29 | class PulsedNoiseCapturer final : public test::FakeAudioDevice::Capturer { |
perkj | ac61b74 | 2017-01-31 13:32:49 -0800 | [diff] [blame] | 30 | public: |
oprypin | a514584 | 2017-03-14 09:01:47 -0700 | [diff] [blame] | 31 | PulsedNoiseCapturer(int16_t max_amplitude, int sampling_frequency_in_hz) |
| 32 | : sampling_frequency_in_hz_(sampling_frequency_in_hz), |
| 33 | fill_with_zero_(false), |
perkj | ac61b74 | 2017-01-31 13:32:49 -0800 | [diff] [blame] | 34 | random_generator_(1), |
oprypin | a514584 | 2017-03-14 09:01:47 -0700 | [diff] [blame] | 35 | max_amplitude_(max_amplitude) { |
perkj | ac61b74 | 2017-01-31 13:32:49 -0800 | [diff] [blame] | 36 | RTC_DCHECK_GT(max_amplitude, 0); |
| 37 | } |
| 38 | |
oprypin | a514584 | 2017-03-14 09:01:47 -0700 | [diff] [blame] | 39 | int SamplingFrequency() const override { |
| 40 | return sampling_frequency_in_hz_; |
| 41 | } |
| 42 | |
| 43 | bool Capture(rtc::BufferT<int16_t>* buffer) override { |
perkj | ac61b74 | 2017-01-31 13:32:49 -0800 | [diff] [blame] | 44 | fill_with_zero_ = !fill_with_zero_; |
oprypin | a514584 | 2017-03-14 09:01:47 -0700 | [diff] [blame] | 45 | buffer->SetData( |
| 46 | test::FakeAudioDevice::SamplesPerFrame(sampling_frequency_in_hz_), |
| 47 | [&](rtc::ArrayView<int16_t> data) { |
| 48 | if (fill_with_zero_) { |
| 49 | std::fill(data.begin(), data.end(), 0); |
| 50 | } else { |
| 51 | std::generate(data.begin(), data.end(), [&]() { |
| 52 | return random_generator_.Rand(-max_amplitude_, max_amplitude_); |
| 53 | }); |
| 54 | } |
| 55 | return data.size(); |
| 56 | }); |
| 57 | return true; |
perkj | ac61b74 | 2017-01-31 13:32:49 -0800 | [diff] [blame] | 58 | } |
| 59 | |
| 60 | private: |
oprypin | a514584 | 2017-03-14 09:01:47 -0700 | [diff] [blame] | 61 | int sampling_frequency_in_hz_; |
perkj | ac61b74 | 2017-01-31 13:32:49 -0800 | [diff] [blame] | 62 | bool fill_with_zero_; |
| 63 | Random random_generator_; |
| 64 | const int16_t max_amplitude_; |
perkj | ac61b74 | 2017-01-31 13:32:49 -0800 | [diff] [blame] | 65 | }; |
| 66 | |
oprypin | a514584 | 2017-03-14 09:01:47 -0700 | [diff] [blame] | 67 | class WavFileReader final : public test::FakeAudioDevice::Capturer { |
| 68 | public: |
| 69 | WavFileReader(std::string filename, int sampling_frequency_in_hz) |
| 70 | : sampling_frequency_in_hz_(sampling_frequency_in_hz), |
| 71 | wav_reader_(filename) { |
| 72 | RTC_CHECK_EQ(wav_reader_.sample_rate(), sampling_frequency_in_hz); |
| 73 | RTC_CHECK_EQ(wav_reader_.num_channels(), 1); |
| 74 | } |
| 75 | |
| 76 | int SamplingFrequency() const override { |
| 77 | return sampling_frequency_in_hz_; |
| 78 | } |
| 79 | |
| 80 | bool Capture(rtc::BufferT<int16_t>* buffer) override { |
| 81 | buffer->SetData( |
| 82 | test::FakeAudioDevice::SamplesPerFrame(sampling_frequency_in_hz_), |
| 83 | [&](rtc::ArrayView<int16_t> data) { |
| 84 | return wav_reader_.ReadSamples(data.size(), data.data()); |
| 85 | }); |
| 86 | return buffer->size() > 0; |
| 87 | } |
| 88 | |
| 89 | private: |
| 90 | int sampling_frequency_in_hz_; |
| 91 | WavReader wav_reader_; |
| 92 | }; |
| 93 | |
| 94 | class WavFileWriter final : public test::FakeAudioDevice::Renderer { |
| 95 | public: |
| 96 | WavFileWriter(std::string filename, int sampling_frequency_in_hz) |
| 97 | : sampling_frequency_in_hz_(sampling_frequency_in_hz), |
| 98 | wav_writer_(filename, sampling_frequency_in_hz, 1) {} |
| 99 | |
| 100 | int SamplingFrequency() const override { |
| 101 | return sampling_frequency_in_hz_; |
| 102 | } |
| 103 | |
| 104 | bool Render(rtc::ArrayView<const int16_t> data) override { |
| 105 | wav_writer_.WriteSamples(data.data(), data.size()); |
| 106 | return true; |
| 107 | } |
| 108 | |
| 109 | private: |
| 110 | int sampling_frequency_in_hz_; |
| 111 | WavWriter wav_writer_; |
| 112 | }; |
| 113 | |
oprypin | 92220ff | 2017-03-23 03:40:03 -0700 | [diff] [blame] | 114 | class BoundedWavFileWriter : public test::FakeAudioDevice::Renderer { |
| 115 | public: |
| 116 | BoundedWavFileWriter(std::string filename, int sampling_frequency_in_hz) |
| 117 | : sampling_frequency_in_hz_(sampling_frequency_in_hz), |
| 118 | wav_writer_(filename, sampling_frequency_in_hz, 1), |
| 119 | silent_audio_(test::FakeAudioDevice::SamplesPerFrame( |
| 120 | sampling_frequency_in_hz), 0), |
| 121 | started_writing_(false), |
| 122 | trailing_zeros_(0) {} |
| 123 | |
| 124 | int SamplingFrequency() const override { |
| 125 | return sampling_frequency_in_hz_; |
| 126 | } |
| 127 | |
| 128 | bool Render(rtc::ArrayView<const int16_t> data) override { |
| 129 | const int16_t kAmplitudeThreshold = 5; |
| 130 | |
| 131 | const int16_t* begin = data.begin(); |
| 132 | const int16_t* end = data.end(); |
| 133 | if (!started_writing_) { |
| 134 | // Cut off silence at the beginning. |
| 135 | while (begin < end) { |
| 136 | if (std::abs(*begin) > kAmplitudeThreshold) { |
| 137 | started_writing_ = true; |
| 138 | break; |
| 139 | } |
| 140 | ++begin; |
| 141 | } |
| 142 | } |
| 143 | if (started_writing_) { |
| 144 | // Cut off silence at the end. |
| 145 | while (begin < end) { |
| 146 | if (*(end - 1) != 0) { |
| 147 | break; |
| 148 | } |
| 149 | --end; |
| 150 | } |
| 151 | if (begin < end) { |
| 152 | // If it turns out that the silence was not final, need to write all the |
| 153 | // skipped zeros and continue writing audio. |
| 154 | while (trailing_zeros_ > 0) { |
| 155 | const size_t zeros_to_write = std::min(trailing_zeros_, |
| 156 | silent_audio_.size()); |
| 157 | wav_writer_.WriteSamples(silent_audio_.data(), zeros_to_write); |
| 158 | trailing_zeros_ -= zeros_to_write; |
| 159 | } |
| 160 | wav_writer_.WriteSamples(begin, end - begin); |
| 161 | } |
| 162 | // Save the number of zeros we skipped in case this needs to be restored. |
| 163 | trailing_zeros_ += data.end() - end; |
| 164 | } |
| 165 | return true; |
| 166 | } |
| 167 | |
| 168 | private: |
| 169 | int sampling_frequency_in_hz_; |
| 170 | WavWriter wav_writer_; |
| 171 | std::vector<int16_t> silent_audio_; |
| 172 | bool started_writing_; |
| 173 | size_t trailing_zeros_; |
| 174 | }; |
| 175 | |
| 176 | |
oprypin | a514584 | 2017-03-14 09:01:47 -0700 | [diff] [blame] | 177 | class DiscardRenderer final : public test::FakeAudioDevice::Renderer { |
| 178 | public: |
| 179 | explicit DiscardRenderer(int sampling_frequency_in_hz) |
| 180 | : sampling_frequency_in_hz_(sampling_frequency_in_hz) {} |
| 181 | |
| 182 | int SamplingFrequency() const override { |
| 183 | return sampling_frequency_in_hz_; |
| 184 | } |
| 185 | |
| 186 | bool Render(rtc::ArrayView<const int16_t> data) override { |
| 187 | return true; |
| 188 | } |
| 189 | |
| 190 | private: |
| 191 | int sampling_frequency_in_hz_; |
| 192 | }; |
| 193 | |
| 194 | } // namespace |
| 195 | namespace test { |
| 196 | |
| 197 | size_t FakeAudioDevice::SamplesPerFrame(int sampling_frequency_in_hz) { |
| 198 | return rtc::CheckedDivExact(sampling_frequency_in_hz, kFramesPerSecond); |
| 199 | } |
| 200 | |
| 201 | std::unique_ptr<FakeAudioDevice::Capturer> |
| 202 | FakeAudioDevice::CreatePulsedNoiseCapturer( |
| 203 | int16_t max_amplitude, int sampling_frequency_in_hz) { |
| 204 | return std::unique_ptr<FakeAudioDevice::Capturer>( |
| 205 | new PulsedNoiseCapturer(max_amplitude, sampling_frequency_in_hz)); |
| 206 | } |
| 207 | |
| 208 | std::unique_ptr<FakeAudioDevice::Capturer> FakeAudioDevice::CreateWavFileReader( |
| 209 | std::string filename, int sampling_frequency_in_hz) { |
| 210 | return std::unique_ptr<FakeAudioDevice::Capturer>( |
| 211 | new WavFileReader(filename, sampling_frequency_in_hz)); |
| 212 | } |
| 213 | |
| 214 | std::unique_ptr<FakeAudioDevice::Capturer> FakeAudioDevice::CreateWavFileReader( |
| 215 | std::string filename) { |
| 216 | int sampling_frequency_in_hz = WavReader(filename).sample_rate(); |
| 217 | return std::unique_ptr<FakeAudioDevice::Capturer>( |
| 218 | new WavFileReader(filename, sampling_frequency_in_hz)); |
| 219 | } |
| 220 | |
| 221 | std::unique_ptr<FakeAudioDevice::Renderer> FakeAudioDevice::CreateWavFileWriter( |
| 222 | std::string filename, int sampling_frequency_in_hz) { |
| 223 | return std::unique_ptr<FakeAudioDevice::Renderer>( |
| 224 | new WavFileWriter(filename, sampling_frequency_in_hz)); |
| 225 | } |
| 226 | |
| 227 | std::unique_ptr<FakeAudioDevice::Renderer> |
oprypin | 92220ff | 2017-03-23 03:40:03 -0700 | [diff] [blame] | 228 | FakeAudioDevice::CreateBoundedWavFileWriter( |
| 229 | std::string filename, int sampling_frequency_in_hz) { |
| 230 | return std::unique_ptr<FakeAudioDevice::Renderer>( |
| 231 | new BoundedWavFileWriter(filename, sampling_frequency_in_hz)); |
| 232 | } |
| 233 | |
| 234 | std::unique_ptr<FakeAudioDevice::Renderer> |
oprypin | a514584 | 2017-03-14 09:01:47 -0700 | [diff] [blame] | 235 | FakeAudioDevice::CreateDiscardRenderer(int sampling_frequency_in_hz) { |
| 236 | return std::unique_ptr<FakeAudioDevice::Renderer>( |
| 237 | new DiscardRenderer(sampling_frequency_in_hz)); |
| 238 | } |
| 239 | |
| 240 | |
| 241 | FakeAudioDevice::FakeAudioDevice(std::unique_ptr<Capturer> capturer, |
| 242 | std::unique_ptr<Renderer> renderer, |
| 243 | float speed) |
| 244 | : capturer_(std::move(capturer)), |
| 245 | renderer_(std::move(renderer)), |
danilchap | 9c6a0c7 | 2016-02-10 10:54:47 -0800 | [diff] [blame] | 246 | speed_(speed), |
perkj | ac61b74 | 2017-01-31 13:32:49 -0800 | [diff] [blame] | 247 | audio_callback_(nullptr), |
| 248 | rendering_(false), |
| 249 | capturing_(false), |
oprypin | a514584 | 2017-03-14 09:01:47 -0700 | [diff] [blame] | 250 | done_rendering_(true, true), |
| 251 | done_capturing_(true, true), |
Peter Boström | 64c0366 | 2015-04-08 11:24:19 +0200 | [diff] [blame] | 252 | tick_(EventTimerWrapper::Create()), |
perkj | ac61b74 | 2017-01-31 13:32:49 -0800 | [diff] [blame] | 253 | thread_(FakeAudioDevice::Run, this, "FakeAudioDevice") { |
oprypin | a514584 | 2017-03-14 09:01:47 -0700 | [diff] [blame] | 254 | auto good_sample_rate = [](int sr) { |
| 255 | return sr == 8000 || sr == 16000 || sr == 32000 |
| 256 | || sr == 44100 || sr == 48000; |
| 257 | }; |
| 258 | |
| 259 | if (renderer_) { |
| 260 | const int sample_rate = renderer_->SamplingFrequency(); |
| 261 | playout_buffer_.resize(SamplesPerFrame(sample_rate), 0); |
| 262 | RTC_CHECK(good_sample_rate(sample_rate)); |
| 263 | } |
| 264 | if (capturer_) { |
| 265 | RTC_CHECK(good_sample_rate(capturer_->SamplingFrequency())); |
| 266 | } |
stefan@webrtc.org | b082ade | 2013-11-18 11:45:11 +0000 | [diff] [blame] | 267 | } |
| 268 | |
| 269 | FakeAudioDevice::~FakeAudioDevice() { |
perkj | ac61b74 | 2017-01-31 13:32:49 -0800 | [diff] [blame] | 270 | StopPlayout(); |
| 271 | StopRecording(); |
Peter Boström | 8c38e8b | 2015-11-26 17:45:47 +0100 | [diff] [blame] | 272 | thread_.Stop(); |
stefan@webrtc.org | b082ade | 2013-11-18 11:45:11 +0000 | [diff] [blame] | 273 | } |
| 274 | |
perkj | ac61b74 | 2017-01-31 13:32:49 -0800 | [diff] [blame] | 275 | int32_t FakeAudioDevice::StartPlayout() { |
Peter Boström | f2f8283 | 2015-05-01 13:00:41 +0200 | [diff] [blame] | 276 | rtc::CritScope cs(&lock_); |
oprypin | a514584 | 2017-03-14 09:01:47 -0700 | [diff] [blame] | 277 | RTC_CHECK(renderer_); |
perkj | ac61b74 | 2017-01-31 13:32:49 -0800 | [diff] [blame] | 278 | rendering_ = true; |
oprypin | a514584 | 2017-03-14 09:01:47 -0700 | [diff] [blame] | 279 | done_rendering_.Reset(); |
perkj | ac61b74 | 2017-01-31 13:32:49 -0800 | [diff] [blame] | 280 | return 0; |
| 281 | } |
stefan@webrtc.org | b082ade | 2013-11-18 11:45:11 +0000 | [diff] [blame] | 282 | |
perkj | ac61b74 | 2017-01-31 13:32:49 -0800 | [diff] [blame] | 283 | int32_t FakeAudioDevice::StopPlayout() { |
| 284 | rtc::CritScope cs(&lock_); |
| 285 | rendering_ = false; |
oprypin | a514584 | 2017-03-14 09:01:47 -0700 | [diff] [blame] | 286 | done_rendering_.Set(); |
perkj | ac61b74 | 2017-01-31 13:32:49 -0800 | [diff] [blame] | 287 | return 0; |
| 288 | } |
| 289 | |
| 290 | int32_t FakeAudioDevice::StartRecording() { |
| 291 | rtc::CritScope cs(&lock_); |
oprypin | a514584 | 2017-03-14 09:01:47 -0700 | [diff] [blame] | 292 | RTC_CHECK(capturer_); |
perkj | ac61b74 | 2017-01-31 13:32:49 -0800 | [diff] [blame] | 293 | capturing_ = true; |
oprypin | a514584 | 2017-03-14 09:01:47 -0700 | [diff] [blame] | 294 | done_capturing_.Reset(); |
perkj | ac61b74 | 2017-01-31 13:32:49 -0800 | [diff] [blame] | 295 | return 0; |
| 296 | } |
| 297 | |
| 298 | int32_t FakeAudioDevice::StopRecording() { |
| 299 | rtc::CritScope cs(&lock_); |
| 300 | capturing_ = false; |
oprypin | a514584 | 2017-03-14 09:01:47 -0700 | [diff] [blame] | 301 | done_capturing_.Set(); |
perkj | ac61b74 | 2017-01-31 13:32:49 -0800 | [diff] [blame] | 302 | return 0; |
| 303 | } |
| 304 | |
| 305 | int32_t FakeAudioDevice::Init() { |
| 306 | RTC_CHECK(tick_->StartTimer(true, kFrameLengthMs / speed_)); |
Peter Boström | 8c38e8b | 2015-11-26 17:45:47 +0100 | [diff] [blame] | 307 | thread_.Start(); |
| 308 | thread_.SetPriority(rtc::kHighPriority); |
stefan@webrtc.org | b082ade | 2013-11-18 11:45:11 +0000 | [diff] [blame] | 309 | return 0; |
| 310 | } |
| 311 | |
| 312 | int32_t FakeAudioDevice::RegisterAudioCallback(AudioTransport* callback) { |
Peter Boström | f2f8283 | 2015-05-01 13:00:41 +0200 | [diff] [blame] | 313 | rtc::CritScope cs(&lock_); |
oprypin | a514584 | 2017-03-14 09:01:47 -0700 | [diff] [blame] | 314 | RTC_DCHECK(callback || audio_callback_); |
stefan@webrtc.org | b082ade | 2013-11-18 11:45:11 +0000 | [diff] [blame] | 315 | audio_callback_ = callback; |
| 316 | return 0; |
| 317 | } |
| 318 | |
| 319 | bool FakeAudioDevice::Playing() const { |
Peter Boström | f2f8283 | 2015-05-01 13:00:41 +0200 | [diff] [blame] | 320 | rtc::CritScope cs(&lock_); |
perkj | ac61b74 | 2017-01-31 13:32:49 -0800 | [diff] [blame] | 321 | return rendering_; |
stefan@webrtc.org | b082ade | 2013-11-18 11:45:11 +0000 | [diff] [blame] | 322 | } |
| 323 | |
| 324 | bool FakeAudioDevice::Recording() const { |
Peter Boström | f2f8283 | 2015-05-01 13:00:41 +0200 | [diff] [blame] | 325 | rtc::CritScope cs(&lock_); |
stefan@webrtc.org | b082ade | 2013-11-18 11:45:11 +0000 | [diff] [blame] | 326 | return capturing_; |
| 327 | } |
| 328 | |
oprypin | a514584 | 2017-03-14 09:01:47 -0700 | [diff] [blame] | 329 | bool FakeAudioDevice::WaitForPlayoutEnd(int timeout_ms) { |
| 330 | return done_rendering_.Wait(timeout_ms); |
| 331 | } |
| 332 | |
| 333 | bool FakeAudioDevice::WaitForRecordingEnd(int timeout_ms) { |
| 334 | return done_capturing_.Wait(timeout_ms); |
| 335 | } |
| 336 | |
stefan@webrtc.org | b082ade | 2013-11-18 11:45:11 +0000 | [diff] [blame] | 337 | bool FakeAudioDevice::Run(void* obj) { |
perkj | ac61b74 | 2017-01-31 13:32:49 -0800 | [diff] [blame] | 338 | static_cast<FakeAudioDevice*>(obj)->ProcessAudio(); |
stefan@webrtc.org | b082ade | 2013-11-18 11:45:11 +0000 | [diff] [blame] | 339 | return true; |
| 340 | } |
| 341 | |
perkj | ac61b74 | 2017-01-31 13:32:49 -0800 | [diff] [blame] | 342 | void FakeAudioDevice::ProcessAudio() { |
stefan@webrtc.org | b082ade | 2013-11-18 11:45:11 +0000 | [diff] [blame] | 343 | { |
Peter Boström | f2f8283 | 2015-05-01 13:00:41 +0200 | [diff] [blame] | 344 | rtc::CritScope cs(&lock_); |
stefan@webrtc.org | b082ade | 2013-11-18 11:45:11 +0000 | [diff] [blame] | 345 | if (capturing_) { |
perkj | ac61b74 | 2017-01-31 13:32:49 -0800 | [diff] [blame] | 346 | // Capture 10ms of audio. 2 bytes per sample. |
oprypin | a514584 | 2017-03-14 09:01:47 -0700 | [diff] [blame] | 347 | const bool keep_capturing = capturer_->Capture(&recording_buffer_); |
| 348 | uint32_t new_mic_level; |
| 349 | if (recording_buffer_.size() > 0) { |
| 350 | audio_callback_->RecordedDataIsAvailable( |
| 351 | recording_buffer_.data(), recording_buffer_.size(), 2, 1, |
| 352 | capturer_->SamplingFrequency(), 0, 0, 0, false, new_mic_level); |
| 353 | } |
| 354 | if (!keep_capturing) { |
| 355 | capturing_ = false; |
| 356 | done_capturing_.Set(); |
| 357 | } |
perkj | ac61b74 | 2017-01-31 13:32:49 -0800 | [diff] [blame] | 358 | } |
| 359 | if (rendering_) { |
oprypin | a514584 | 2017-03-14 09:01:47 -0700 | [diff] [blame] | 360 | size_t samples_out; |
| 361 | int64_t elapsed_time_ms; |
| 362 | int64_t ntp_time_ms; |
| 363 | const int sampling_frequency = renderer_->SamplingFrequency(); |
perkj | ac61b74 | 2017-01-31 13:32:49 -0800 | [diff] [blame] | 364 | audio_callback_->NeedMorePlayData( |
oprypin | a514584 | 2017-03-14 09:01:47 -0700 | [diff] [blame] | 365 | SamplesPerFrame(sampling_frequency), 2, 1, sampling_frequency, |
perkj | ac61b74 | 2017-01-31 13:32:49 -0800 | [diff] [blame] | 366 | playout_buffer_.data(), samples_out, &elapsed_time_ms, &ntp_time_ms); |
oprypin | a514584 | 2017-03-14 09:01:47 -0700 | [diff] [blame] | 367 | const bool keep_rendering = renderer_->Render( |
| 368 | rtc::ArrayView<const int16_t>(playout_buffer_.data(), samples_out)); |
| 369 | if (!keep_rendering) { |
| 370 | rendering_ = false; |
| 371 | done_rendering_.Set(); |
| 372 | } |
stefan@webrtc.org | b082ade | 2013-11-18 11:45:11 +0000 | [diff] [blame] | 373 | } |
| 374 | } |
| 375 | tick_->Wait(WEBRTC_EVENT_INFINITE); |
| 376 | } |
| 377 | |
stefan@webrtc.org | b082ade | 2013-11-18 11:45:11 +0000 | [diff] [blame] | 378 | |
stefan@webrtc.org | b082ade | 2013-11-18 11:45:11 +0000 | [diff] [blame] | 379 | } // namespace test |
| 380 | } // namespace webrtc |