solenberg | c7a8b08 | 2015-10-16 21:35:07 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2015 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 | |
Jonas Olsson | a4d8737 | 2019-07-05 17:08:33 | [diff] [blame] | 11 | #include "audio/audio_send_stream.h" |
| 12 | |
Harald Alvestrand | 7522352 | 2024-11-18 07:18:35 | [diff] [blame] | 13 | #include <cstddef> |
| 14 | #include <cstdint> |
Mirko Bonadei | 317a1f0 | 2019-09-17 15:06:18 | [diff] [blame] | 15 | #include <memory> |
Harald Alvestrand | 7522352 | 2024-11-18 07:18:35 | [diff] [blame] | 16 | #include <optional> |
Fredrik Solenberg | ea07373 | 2015-12-01 10:26:34 | [diff] [blame] | 17 | #include <string> |
ossu | 20a4b3f | 2017-04-27 09:08:52 | [diff] [blame] | 18 | #include <utility> |
Fredrik Solenberg | ea07373 | 2015-12-01 10:26:34 | [diff] [blame] | 19 | #include <vector> |
| 20 | |
Harald Alvestrand | 7522352 | 2024-11-18 07:18:35 | [diff] [blame] | 21 | #include "api/audio/audio_frame.h" |
Florent Castelli | 0afde76 | 2024-04-19 15:07:08 | [diff] [blame] | 22 | #include "api/audio/audio_processing_statistics.h" |
Harald Alvestrand | 7522352 | 2024-11-18 07:18:35 | [diff] [blame] | 23 | #include "api/audio_codecs/audio_encoder.h" |
| 24 | #include "api/audio_codecs/audio_format.h" |
| 25 | #include "api/call/bitrate_allocation.h" |
| 26 | #include "api/crypto/frame_encryptor_interface.h" |
Danil Chapovalov | c157f29 | 2024-05-28 16:16:53 | [diff] [blame] | 27 | #include "api/environment/environment_factory.h" |
Harald Alvestrand | 7522352 | 2024-11-18 07:18:35 | [diff] [blame] | 28 | #include "api/function_view.h" |
| 29 | #include "api/make_ref_counted.h" |
| 30 | #include "api/rtp_parameters.h" |
| 31 | #include "api/scoped_refptr.h" |
Benjamin Wright | 78410ad | 2018-10-25 16:52:57 | [diff] [blame] | 32 | #include "api/test/mock_frame_encryptor.h" |
Harald Alvestrand | 7522352 | 2024-11-18 07:18:35 | [diff] [blame] | 33 | #include "api/transport/network_types.h" |
| 34 | #include "api/units/data_rate.h" |
| 35 | #include "api/units/data_size.h" |
| 36 | #include "api/units/time_delta.h" |
Mirko Bonadei | 92ea95e | 2017-09-15 04:47:31 | [diff] [blame] | 37 | #include "audio/audio_state.h" |
Harald Alvestrand | 7522352 | 2024-11-18 07:18:35 | [diff] [blame] | 38 | #include "audio/channel_send.h" |
Mirko Bonadei | 92ea95e | 2017-09-15 04:47:31 | [diff] [blame] | 39 | #include "audio/conversion.h" |
Fredrik Solenberg | a8b7c7f | 2018-01-17 10:18:31 | [diff] [blame] | 40 | #include "audio/mock_voe_channel_proxy.h" |
Harald Alvestrand | 7522352 | 2024-11-18 07:18:35 | [diff] [blame] | 41 | #include "call/audio_state.h" |
| 42 | #include "call/bitrate_allocator.h" |
Dan Tan | 68e85b8 | 2024-01-29 23:02:59 | [diff] [blame] | 43 | #include "call/test/mock_bitrate_allocator.h" |
Sebastian Jansson | ef9daee | 2018-02-22 13:49:02 | [diff] [blame] | 44 | #include "call/test/mock_rtp_transport_controller_send.h" |
Fredrik Solenberg | 2a87797 | 2017-12-15 15:42:15 | [diff] [blame] | 45 | #include "modules/audio_device/include/mock_audio_device.h" |
Mirko Bonadei | 92ea95e | 2017-09-15 04:47:31 | [diff] [blame] | 46 | #include "modules/audio_mixer/audio_mixer_impl.h" |
Henrik Boström | d2c336f | 2019-07-03 15:11:10 | [diff] [blame] | 47 | #include "modules/audio_mixer/sine_wave_generator.h" |
Mirko Bonadei | 92ea95e | 2017-09-15 04:47:31 | [diff] [blame] | 48 | #include "modules/audio_processing/include/mock_audio_processing.h" |
Harald Alvestrand | 7522352 | 2024-11-18 07:18:35 | [diff] [blame] | 49 | #include "modules/rtp_rtcp/include/report_block_data.h" |
Danil Chapovalov | 3e39254 | 2023-05-17 11:25:39 | [diff] [blame] | 50 | #include "modules/rtp_rtcp/mocks/mock_network_link_rtcp_observer.h" |
Mirko Bonadei | 92ea95e | 2017-09-15 04:47:31 | [diff] [blame] | 51 | #include "modules/rtp_rtcp/mocks/mock_rtp_rtcp.h" |
Harald Alvestrand | 7522352 | 2024-11-18 07:18:35 | [diff] [blame] | 52 | #include "modules/rtp_rtcp/source/rtp_header_extensions.h" |
| 53 | #include "test/gmock.h" |
Mirko Bonadei | 92ea95e | 2017-09-15 04:47:31 | [diff] [blame] | 54 | #include "test/gtest.h" |
| 55 | #include "test/mock_audio_encoder.h" |
| 56 | #include "test/mock_audio_encoder_factory.h" |
Jonas Oreland | a943e73 | 2022-03-16 12:50:58 | [diff] [blame] | 57 | #include "test/scoped_key_value_config.h" |
Per Kjellander | 828ef91 | 2022-10-10 10:53:41 | [diff] [blame] | 58 | #include "test/time_controller/real_time_controller.h" |
solenberg | c7a8b08 | 2015-10-16 21:35:07 | [diff] [blame] | 59 | |
| 60 | namespace webrtc { |
solenberg | 85a0496 | 2015-10-27 10:35:21 | [diff] [blame] | 61 | namespace test { |
Fredrik Solenberg | 0ccae13 | 2015-11-03 09:15:49 | [diff] [blame] | 62 | namespace { |
| 63 | |
Mirko Bonadei | 6a489f2 | 2019-04-09 13:11:12 | [diff] [blame] | 64 | using ::testing::_; |
Henrik Boström | d2c336f | 2019-07-03 15:11:10 | [diff] [blame] | 65 | using ::testing::AnyNumber; |
Mirko Bonadei | 6a489f2 | 2019-04-09 13:11:12 | [diff] [blame] | 66 | using ::testing::Eq; |
| 67 | using ::testing::Field; |
Jakob Ivarsson | fde2b24 | 2020-08-20 14:48:49 | [diff] [blame] | 68 | using ::testing::InSequence; |
Mirko Bonadei | 6a489f2 | 2019-04-09 13:11:12 | [diff] [blame] | 69 | using ::testing::Invoke; |
| 70 | using ::testing::Ne; |
Alex Konradi | c20baf6 | 2020-12-03 16:30:34 | [diff] [blame] | 71 | using ::testing::NiceMock; |
Mirko Bonadei | 6a489f2 | 2019-04-09 13:11:12 | [diff] [blame] | 72 | using ::testing::Return; |
| 73 | using ::testing::StrEq; |
Danil Chapovalov | 954e72b | 2024-07-10 17:22:07 | [diff] [blame] | 74 | using ::testing::WithArg; |
solenberg | 3a94154 | 2015-11-16 15:34:50 | [diff] [blame] | 75 | |
Henrik Boström | d2c336f | 2019-07-03 15:11:10 | [diff] [blame] | 76 | static const float kTolerance = 0.0001f; |
| 77 | |
Fredrik Solenberg | 0ccae13 | 2015-11-03 09:15:49 | [diff] [blame] | 78 | const uint32_t kSsrc = 1234; |
solenberg | 3a94154 | 2015-11-16 15:34:50 | [diff] [blame] | 79 | const char* kCName = "foo_name"; |
| 80 | const int kAudioLevelId = 2; |
Stefan Holmer | b86d4e4 | 2015-12-07 09:26:18 | [diff] [blame] | 81 | const int kTransportSequenceNumberId = 4; |
Ivo Creusen | 56d46090 | 2017-11-24 16:29:59 | [diff] [blame] | 82 | const int32_t kEchoDelayMedian = 254; |
| 83 | const int32_t kEchoDelayStdDev = -3; |
| 84 | const double kDivergentFilterFraction = 0.2f; |
| 85 | const double kEchoReturnLoss = -65; |
| 86 | const double kEchoReturnLossEnhancement = 101; |
| 87 | const double kResidualEchoLikelihood = -1.0f; |
| 88 | const double kResidualEchoLikelihoodMax = 23.0f; |
Niels Möller | ac0a4cb | 2019-10-09 13:01:33 | [diff] [blame] | 89 | const CallSendStatistics kCallStats = {112, 12, 13456, 17890}; |
Danil Chapovalov | a9b9d4e | 2023-05-03 11:20:11 | [diff] [blame] | 90 | constexpr int kFractionLost = 123; |
| 91 | constexpr int kCumulativeLost = 567; |
| 92 | constexpr uint32_t kInterarrivalJitter = 132; |
Fredrik Solenberg | b572768 | 2015-12-04 14:22:19 | [diff] [blame] | 93 | const int kTelephoneEventPayloadType = 123; |
solenberg | ffbbcac | 2016-11-17 13:25:37 | [diff] [blame] | 94 | const int kTelephoneEventPayloadFrequency = 65432; |
solenberg | 8842c3e | 2016-03-11 11:06:41 | [diff] [blame] | 95 | const int kTelephoneEventCode = 45; |
| 96 | const int kTelephoneEventDuration = 6789; |
ossu | 20a4b3f | 2017-04-27 09:08:52 | [diff] [blame] | 97 | constexpr int kIsacPayloadType = 103; |
| 98 | const SdpAudioFormat kIsacFormat = {"isac", 16000, 1}; |
| 99 | const SdpAudioFormat kOpusFormat = {"opus", 48000, 2}; |
| 100 | const SdpAudioFormat kG722Format = {"g722", 8000, 1}; |
| 101 | const AudioCodecSpec kCodecSpecs[] = { |
| 102 | {kIsacFormat, {16000, 1, 32000, 10000, 32000}}, |
| 103 | {kOpusFormat, {48000, 1, 32000, 6000, 510000}}, |
| 104 | {kG722Format, {16000, 1, 64000}}}; |
solenberg | 566ef24 | 2015-11-06 23:34:49 | [diff] [blame] | 105 | |
Daniel Lee | 9356252 | 2019-05-03 12:40:13 | [diff] [blame] | 106 | // TODO(dklee): This mirrors calculation in audio_send_stream.cc, which |
| 107 | // should be made more precise in the future. This can be changed when that |
| 108 | // logic is more accurate. |
Danil Chapovalov | cad3e0e | 2020-02-17 17:46:07 | [diff] [blame] | 109 | const DataSize kOverheadPerPacket = DataSize::Bytes(20 + 8 + 10 + 12); |
Danil Chapovalov | 0c626af | 2020-02-10 10:16:00 | [diff] [blame] | 110 | const TimeDelta kMinFrameLength = TimeDelta::Millis(20); |
| 111 | const TimeDelta kMaxFrameLength = TimeDelta::Millis(120); |
Sebastian Jansson | 62aee93 | 2019-10-02 10:27:06 | [diff] [blame] | 112 | const DataRate kMinOverheadRate = kOverheadPerPacket / kMaxFrameLength; |
| 113 | const DataRate kMaxOverheadRate = kOverheadPerPacket / kMinFrameLength; |
Daniel Lee | 9356252 | 2019-05-03 12:40:13 | [diff] [blame] | 114 | |
mflodman | 86cc6ff | 2016-07-26 11:44:06 | [diff] [blame] | 115 | class MockLimitObserver : public BitrateAllocator::LimitObserver { |
| 116 | public: |
Danil Chapovalov | f9c6b68 | 2020-05-15 09:40:44 | [diff] [blame] | 117 | MOCK_METHOD(void, |
| 118 | OnAllocationLimitsChanged, |
| 119 | (BitrateAllocationLimits), |
| 120 | (override)); |
mflodman | 86cc6ff | 2016-07-26 11:44:06 | [diff] [blame] | 121 | }; |
| 122 | |
ossu | 20a4b3f | 2017-04-27 09:08:52 | [diff] [blame] | 123 | std::unique_ptr<MockAudioEncoder> SetupAudioEncoderMock( |
ossu | 20a4b3f | 2017-04-27 09:08:52 | [diff] [blame] | 124 | const SdpAudioFormat& format) { |
| 125 | for (const auto& spec : kCodecSpecs) { |
| 126 | if (format == spec.format) { |
Danil Chapovalov | 954e72b | 2024-07-10 17:22:07 | [diff] [blame] | 127 | auto encoder = std::make_unique<NiceMock<MockAudioEncoder>>(); |
| 128 | ON_CALL(*encoder, SampleRateHz) |
ossu | 20a4b3f | 2017-04-27 09:08:52 | [diff] [blame] | 129 | .WillByDefault(Return(spec.info.sample_rate_hz)); |
Danil Chapovalov | 954e72b | 2024-07-10 17:22:07 | [diff] [blame] | 130 | ON_CALL(*encoder, NumChannels) |
ossu | 20a4b3f | 2017-04-27 09:08:52 | [diff] [blame] | 131 | .WillByDefault(Return(spec.info.num_channels)); |
Danil Chapovalov | 954e72b | 2024-07-10 17:22:07 | [diff] [blame] | 132 | ON_CALL(*encoder, RtpTimestampRateHz) |
ossu | 20a4b3f | 2017-04-27 09:08:52 | [diff] [blame] | 133 | .WillByDefault(Return(spec.format.clockrate_hz)); |
Danil Chapovalov | 954e72b | 2024-07-10 17:22:07 | [diff] [blame] | 134 | ON_CALL(*encoder, GetFrameLengthRange) |
| 135 | .WillByDefault(Return( |
| 136 | std::make_pair(TimeDelta::Millis(20), TimeDelta::Millis(120)))); |
ossu | 20a4b3f | 2017-04-27 09:08:52 | [diff] [blame] | 137 | return encoder; |
| 138 | } |
| 139 | } |
| 140 | return nullptr; |
| 141 | } |
| 142 | |
| 143 | rtc::scoped_refptr<MockAudioEncoderFactory> SetupEncoderFactoryMock() { |
| 144 | rtc::scoped_refptr<MockAudioEncoderFactory> factory = |
Tomas Gunnarsson | c1d5891 | 2021-04-22 17:21:43 | [diff] [blame] | 145 | rtc::make_ref_counted<MockAudioEncoderFactory>(); |
Danil Chapovalov | 954e72b | 2024-07-10 17:22:07 | [diff] [blame] | 146 | ON_CALL(*factory, GetSupportedEncoders) |
ossu | 20a4b3f | 2017-04-27 09:08:52 | [diff] [blame] | 147 | .WillByDefault(Return(std::vector<AudioCodecSpec>( |
| 148 | std::begin(kCodecSpecs), std::end(kCodecSpecs)))); |
Danil Chapovalov | 954e72b | 2024-07-10 17:22:07 | [diff] [blame] | 149 | ON_CALL(*factory, QueryAudioEncoder) |
| 150 | .WillByDefault( |
Florent Castelli | 8037fc6 | 2024-08-29 13:00:40 | [diff] [blame] | 151 | [](const SdpAudioFormat& format) -> std::optional<AudioCodecInfo> { |
Oskar Sundbom | 2707fb2 | 2017-11-16 09:57:35 | [diff] [blame] | 152 | for (const auto& spec : kCodecSpecs) { |
| 153 | if (format == spec.format) { |
| 154 | return spec.info; |
| 155 | } |
| 156 | } |
Florent Castelli | 8037fc6 | 2024-08-29 13:00:40 | [diff] [blame] | 157 | return std::nullopt; |
Danil Chapovalov | 954e72b | 2024-07-10 17:22:07 | [diff] [blame] | 158 | }); |
| 159 | ON_CALL(*factory, Create).WillByDefault(WithArg<1>(&SetupAudioEncoderMock)); |
ossu | 20a4b3f | 2017-04-27 09:08:52 | [diff] [blame] | 160 | return factory; |
| 161 | } |
| 162 | |
solenberg | 566ef24 | 2015-11-06 23:34:49 | [diff] [blame] | 163 | struct ConfigHelper { |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 164 | ConfigHelper(bool audio_bwe_enabled, |
| 165 | bool expect_set_encoder_call, |
| 166 | bool use_null_audio_processing) |
Per Kjellander | 828ef91 | 2022-10-10 10:53:41 | [diff] [blame] | 167 | : stream_config_(/*send_transport=*/nullptr), |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 168 | audio_processing_( |
| 169 | use_null_audio_processing |
| 170 | ? nullptr |
Tomas Gunnarsson | c1d5891 | 2021-04-22 17:21:43 | [diff] [blame] | 171 | : rtc::make_ref_counted<NiceMock<MockAudioProcessing>>()), |
minyue-webrtc | 8de1826 | 2017-07-26 12:18:40 | [diff] [blame] | 172 | audio_encoder_(nullptr) { |
Mirko Bonadei | 6a489f2 | 2019-04-09 13:11:12 | [diff] [blame] | 173 | using ::testing::Invoke; |
solenberg | 3a94154 | 2015-11-16 15:34:50 | [diff] [blame] | 174 | |
solenberg | 566ef24 | 2015-11-06 23:34:49 | [diff] [blame] | 175 | AudioState::Config config; |
aleloi | 10111bc | 2016-11-17 14:48:48 | [diff] [blame] | 176 | config.audio_mixer = AudioMixerImpl::Create(); |
peah | a9cc40b | 2017-06-29 15:32:09 | [diff] [blame] | 177 | config.audio_processing = audio_processing_; |
Tomas Gunnarsson | c1d5891 | 2021-04-22 17:21:43 | [diff] [blame] | 178 | config.audio_device_module = rtc::make_ref_counted<MockAudioDeviceModule>(); |
solenberg | 566ef24 | 2015-11-06 23:34:49 | [diff] [blame] | 179 | audio_state_ = AudioState::Create(config); |
solenberg | 3a94154 | 2015-11-16 15:34:50 | [diff] [blame] | 180 | |
Niels Möller | dced9f6 | 2018-11-19 09:27:07 | [diff] [blame] | 181 | SetupDefaultChannelSend(audio_bwe_enabled); |
ossu | 20a4b3f | 2017-04-27 09:08:52 | [diff] [blame] | 182 | SetupMockForSetupSendCodec(expect_set_encoder_call); |
Jakob Ivarsson | d14525e | 2020-03-06 08:49:29 | [diff] [blame] | 183 | SetupMockForCallEncoder(); |
minyue | 6b825df | 2016-10-31 11:08:32 | [diff] [blame] | 184 | |
Artem Titov | b0ea637 | 2021-07-26 09:47:07 | [diff] [blame] | 185 | // Use ISAC as default codec so as to prevent unnecessary `channel_proxy_` |
ossu | 20a4b3f | 2017-04-27 09:08:52 | [diff] [blame] | 186 | // calls from the default ctor behavior. |
| 187 | stream_config_.send_codec_spec = |
Oskar Sundbom | 2707fb2 | 2017-11-16 09:57:35 | [diff] [blame] | 188 | AudioSendStream::Config::SendCodecSpec(kIsacPayloadType, kIsacFormat); |
solenberg | 566ef24 | 2015-11-06 23:34:49 | [diff] [blame] | 189 | stream_config_.rtp.ssrc = kSsrc; |
solenberg | 3a94154 | 2015-11-16 15:34:50 | [diff] [blame] | 190 | stream_config_.rtp.c_name = kCName; |
| 191 | stream_config_.rtp.extensions.push_back( |
isheriff | 6f8d686 | 2016-05-26 18:24:55 | [diff] [blame] | 192 | RtpExtension(RtpExtension::kAudioLevelUri, kAudioLevelId)); |
stefan | 7de8d64 | 2017-02-07 15:14:08 | [diff] [blame] | 193 | if (audio_bwe_enabled) { |
ossu | 1129df2 | 2017-06-30 08:38:56 | [diff] [blame] | 194 | AddBweToConfig(&stream_config_); |
stefan | 7de8d64 | 2017-02-07 15:14:08 | [diff] [blame] | 195 | } |
ossu | 20a4b3f | 2017-04-27 09:08:52 | [diff] [blame] | 196 | stream_config_.encoder_factory = SetupEncoderFactoryMock(); |
minyue | 78b4d56 | 2016-11-30 12:47:39 | [diff] [blame] | 197 | stream_config_.min_bitrate_bps = 10000; |
| 198 | stream_config_.max_bitrate_bps = 65000; |
solenberg | 566ef24 | 2015-11-06 23:34:49 | [diff] [blame] | 199 | } |
| 200 | |
Fredrik Solenberg | 8f5787a | 2018-01-11 12:52:30 | [diff] [blame] | 201 | std::unique_ptr<internal::AudioSendStream> CreateAudioSendStream() { |
Danil Chapovalov | c157f29 | 2024-05-28 16:16:53 | [diff] [blame] | 202 | return std::make_unique<internal::AudioSendStream>( |
| 203 | CreateEnvironment(&field_trials, time_controller_.GetClock(), |
| 204 | time_controller_.GetTaskQueueFactory()), |
| 205 | stream_config_, audio_state_, &rtp_transport_, &bitrate_allocator_, |
Florent Castelli | 8037fc6 | 2024-08-29 13:00:40 | [diff] [blame] | 206 | std::nullopt, |
Danil Chapovalov | c157f29 | 2024-05-28 16:16:53 | [diff] [blame] | 207 | std::unique_ptr<voe::ChannelSendInterface>(channel_send_)); |
Fredrik Solenberg | 8f5787a | 2018-01-11 12:52:30 | [diff] [blame] | 208 | } |
| 209 | |
solenberg | 566ef24 | 2015-11-06 23:34:49 | [diff] [blame] | 210 | AudioSendStream::Config& config() { return stream_config_; } |
ossu | 20a4b3f | 2017-04-27 09:08:52 | [diff] [blame] | 211 | MockAudioEncoderFactory& mock_encoder_factory() { |
| 212 | return *static_cast<MockAudioEncoderFactory*>( |
| 213 | stream_config_.encoder_factory.get()); |
| 214 | } |
Tomas Gunnarsson | f25761d | 2020-06-03 20:55:33 | [diff] [blame] | 215 | MockRtpRtcpInterface* rtp_rtcp() { return &rtp_rtcp_; } |
Niels Möller | dced9f6 | 2018-11-19 09:27:07 | [diff] [blame] | 216 | MockChannelSend* channel_send() { return channel_send_; } |
Sebastian Jansson | 1896cec | 2018-02-20 08:06:11 | [diff] [blame] | 217 | RtpTransportControllerSendInterface* transport() { return &rtp_transport_; } |
Dan Tan | 68e85b8 | 2024-01-29 23:02:59 | [diff] [blame] | 218 | MockBitrateAllocator* bitrate_allocator() { return &bitrate_allocator_; } |
minyue | 7a97344 | 2016-10-20 10:27:12 | [diff] [blame] | 219 | |
ossu | 1129df2 | 2017-06-30 08:38:56 | [diff] [blame] | 220 | static void AddBweToConfig(AudioSendStream::Config* config) { |
Yves Gerey | 665174f | 2018-06-19 13:03:05 | [diff] [blame] | 221 | config->rtp.extensions.push_back(RtpExtension( |
| 222 | RtpExtension::kTransportSequenceNumberUri, kTransportSequenceNumberId)); |
ossu | 1129df2 | 2017-06-30 08:38:56 | [diff] [blame] | 223 | } |
| 224 | |
Niels Möller | dced9f6 | 2018-11-19 09:27:07 | [diff] [blame] | 225 | void SetupDefaultChannelSend(bool audio_bwe_enabled) { |
| 226 | EXPECT_TRUE(channel_send_ == nullptr); |
Mirko Bonadei | 6a489f2 | 2019-04-09 13:11:12 | [diff] [blame] | 227 | channel_send_ = new ::testing::StrictMock<MockChannelSend>(); |
Niels Möller | dced9f6 | 2018-11-19 09:27:07 | [diff] [blame] | 228 | EXPECT_CALL(*channel_send_, GetRtpRtcp()).WillRepeatedly(Invoke([this]() { |
Niels Möller | 848d6d3 | 2018-08-08 08:49:16 | [diff] [blame] | 229 | return &this->rtp_rtcp_; |
| 230 | })); |
Erik Språng | 70efdde | 2019-08-21 11:36:20 | [diff] [blame] | 231 | EXPECT_CALL(rtp_rtcp_, SSRC).WillRepeatedly(Return(kSsrc)); |
Niels Möller | dced9f6 | 2018-11-19 09:27:07 | [diff] [blame] | 232 | EXPECT_CALL(*channel_send_, SetRTCP_CNAME(StrEq(kCName))).Times(1); |
Niels Möller | dced9f6 | 2018-11-19 09:27:07 | [diff] [blame] | 233 | EXPECT_CALL(*channel_send_, SetFrameEncryptor(_)).Times(1); |
Marina Ciocea | d2aa8f9 | 2020-03-31 09:29:56 | [diff] [blame] | 234 | EXPECT_CALL(*channel_send_, SetEncoderToPacketizerFrameTransformer(_)) |
| 235 | .Times(1); |
Sebastian Jansson | 6298b56 | 2020-01-14 16:55:19 | [diff] [blame] | 236 | EXPECT_CALL(rtp_rtcp_, SetExtmapAllowMixed(false)).Times(1); |
Niels Möller | dced9f6 | 2018-11-19 09:27:07 | [diff] [blame] | 237 | EXPECT_CALL(*channel_send_, |
minyue | 6b825df | 2016-10-31 11:08:32 | [diff] [blame] | 238 | SetSendAudioLevelIndicationStatus(true, kAudioLevelId)) |
| 239 | .Times(1); |
Danil Chapovalov | 3e39254 | 2023-05-17 11:25:39 | [diff] [blame] | 240 | EXPECT_CALL(rtp_transport_, GetRtcpObserver) |
| 241 | .WillRepeatedly(Return(&rtcp_observer_)); |
stefan | 7de8d64 | 2017-02-07 15:14:08 | [diff] [blame] | 242 | if (audio_bwe_enabled) { |
Sebastian Jansson | 6298b56 | 2020-01-14 16:55:19 | [diff] [blame] | 243 | EXPECT_CALL(rtp_rtcp_, |
Danil Chapovalov | d0321c5 | 2021-09-14 10:58:51 | [diff] [blame] | 244 | RegisterRtpHeaderExtension(TransportSequenceNumber::Uri(), |
Sebastian Jansson | 6298b56 | 2020-01-14 16:55:19 | [diff] [blame] | 245 | kTransportSequenceNumberId)) |
stefan | 7de8d64 | 2017-02-07 15:14:08 | [diff] [blame] | 246 | .Times(1); |
stefan | 7de8d64 | 2017-02-07 15:14:08 | [diff] [blame] | 247 | } |
Danil Chapovalov | a2cf8ee | 2023-05-16 11:26:33 | [diff] [blame] | 248 | EXPECT_CALL(*channel_send_, |
| 249 | RegisterSenderCongestionControlObjects(&rtp_transport_)) |
| 250 | .Times(1); |
Niels Möller | dced9f6 | 2018-11-19 09:27:07 | [diff] [blame] | 251 | EXPECT_CALL(*channel_send_, ResetSenderCongestionControlObjects()).Times(1); |
minyue | 6b825df | 2016-10-31 11:08:32 | [diff] [blame] | 252 | } |
| 253 | |
ossu | 20a4b3f | 2017-04-27 09:08:52 | [diff] [blame] | 254 | void SetupMockForSetupSendCodec(bool expect_set_encoder_call) { |
| 255 | if (expect_set_encoder_call) { |
Danil Chapovalov | f9c6b68 | 2020-05-15 09:40:44 | [diff] [blame] | 256 | EXPECT_CALL(*channel_send_, SetEncoder) |
Dor Hen | b52416e | 2024-10-27 13:59:51 | [diff] [blame] | 257 | .WillOnce([this](int /* payload_type */, |
| 258 | const SdpAudioFormat& /* format */, |
Philipp Hancke | d209893 | 2023-11-01 18:18:32 | [diff] [blame] | 259 | std::unique_ptr<AudioEncoder> encoder) { |
| 260 | this->audio_encoder_ = std::move(encoder); |
| 261 | return true; |
| 262 | }); |
ossu | 20a4b3f | 2017-04-27 09:08:52 | [diff] [blame] | 263 | } |
minyue | 7a97344 | 2016-10-20 10:27:12 | [diff] [blame] | 264 | } |
ossu | 20a4b3f | 2017-04-27 09:08:52 | [diff] [blame] | 265 | |
Sebastian Jansson | 14a7cf9 | 2019-02-13 14:11:42 | [diff] [blame] | 266 | void SetupMockForCallEncoder() { |
minyue-webrtc | 8de1826 | 2017-07-26 12:18:40 | [diff] [blame] | 267 | // Let ModifyEncoder to invoke mock audio encoder. |
Sebastian Jansson | 14a7cf9 | 2019-02-13 14:11:42 | [diff] [blame] | 268 | EXPECT_CALL(*channel_send_, CallEncoder(_)) |
Artem Titov | e7d08df | 2019-01-16 13:49:44 | [diff] [blame] | 269 | .WillRepeatedly( |
Sebastian Jansson | 14a7cf9 | 2019-02-13 14:11:42 | [diff] [blame] | 270 | [this](rtc::FunctionView<void(AudioEncoder*)> modifier) { |
minyue-webrtc | 8de1826 | 2017-07-26 12:18:40 | [diff] [blame] | 271 | if (this->audio_encoder_) |
Sebastian Jansson | 14a7cf9 | 2019-02-13 14:11:42 | [diff] [blame] | 272 | modifier(this->audio_encoder_.get()); |
Artem Titov | e7d08df | 2019-01-16 13:49:44 | [diff] [blame] | 273 | }); |
minyue-webrtc | 8de1826 | 2017-07-26 12:18:40 | [diff] [blame] | 274 | } |
| 275 | |
Fredrik Solenberg | b572768 | 2015-12-04 14:22:19 | [diff] [blame] | 276 | void SetupMockForSendTelephoneEvent() { |
Niels Möller | dced9f6 | 2018-11-19 09:27:07 | [diff] [blame] | 277 | EXPECT_TRUE(channel_send_); |
| 278 | EXPECT_CALL(*channel_send_, SetSendTelephoneEventPayloadType( |
| 279 | kTelephoneEventPayloadType, |
Niels Möller | 8fb1a6a | 2019-03-05 13:29:42 | [diff] [blame] | 280 | kTelephoneEventPayloadFrequency)); |
Yves Gerey | 665174f | 2018-06-19 13:03:05 | [diff] [blame] | 281 | EXPECT_CALL( |
Niels Möller | dced9f6 | 2018-11-19 09:27:07 | [diff] [blame] | 282 | *channel_send_, |
Fredrik Solenberg | b572768 | 2015-12-04 14:22:19 | [diff] [blame] | 283 | SendTelephoneEventOutband(kTelephoneEventCode, kTelephoneEventDuration)) |
Yves Gerey | 665174f | 2018-06-19 13:03:05 | [diff] [blame] | 284 | .WillOnce(Return(true)); |
Fredrik Solenberg | b572768 | 2015-12-04 14:22:19 | [diff] [blame] | 285 | } |
| 286 | |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 287 | void SetupMockForGetStats(bool use_null_audio_processing) { |
Mirko Bonadei | 6a489f2 | 2019-04-09 13:11:12 | [diff] [blame] | 288 | using ::testing::DoAll; |
| 289 | using ::testing::SetArgPointee; |
| 290 | using ::testing::SetArgReferee; |
solenberg | 3a94154 | 2015-11-16 15:34:50 | [diff] [blame] | 291 | |
Danil Chapovalov | a9b9d4e | 2023-05-03 11:20:11 | [diff] [blame] | 292 | std::vector<ReportBlockData> report_blocks; |
| 293 | ReportBlockData block; |
| 294 | block.set_source_ssrc(780); |
| 295 | block.set_fraction_lost_raw(kFractionLost); |
| 296 | block.set_cumulative_lost(kCumulativeLost); |
| 297 | block.set_jitter(kInterarrivalJitter); |
solenberg | 566ef24 | 2015-11-06 23:34:49 | [diff] [blame] | 298 | report_blocks.push_back(block); // Has wrong SSRC. |
Danil Chapovalov | a9b9d4e | 2023-05-03 11:20:11 | [diff] [blame] | 299 | block.set_source_ssrc(kSsrc); |
solenberg | 566ef24 | 2015-11-06 23:34:49 | [diff] [blame] | 300 | report_blocks.push_back(block); // Correct block. |
Danil Chapovalov | a9b9d4e | 2023-05-03 11:20:11 | [diff] [blame] | 301 | block.set_fraction_lost_raw(0); |
solenberg | 566ef24 | 2015-11-06 23:34:49 | [diff] [blame] | 302 | report_blocks.push_back(block); // Duplicate SSRC, bad fraction_lost. |
| 303 | |
Niels Möller | dced9f6 | 2018-11-19 09:27:07 | [diff] [blame] | 304 | EXPECT_TRUE(channel_send_); |
| 305 | EXPECT_CALL(*channel_send_, GetRTCPStatistics()) |
solenberg | 358057b | 2015-11-27 18:46:42 | [diff] [blame] | 306 | .WillRepeatedly(Return(kCallStats)); |
Niels Möller | dced9f6 | 2018-11-19 09:27:07 | [diff] [blame] | 307 | EXPECT_CALL(*channel_send_, GetRemoteRTCPReportBlocks()) |
solenberg | 358057b | 2015-11-27 18:46:42 | [diff] [blame] | 308 | .WillRepeatedly(Return(report_blocks)); |
Niels Möller | dced9f6 | 2018-11-19 09:27:07 | [diff] [blame] | 309 | EXPECT_CALL(*channel_send_, GetANAStatistics()) |
ivoc | e1198e0 | 2017-09-08 15:13:19 | [diff] [blame] | 310 | .WillRepeatedly(Return(ANAStats())); |
Jakob Ivarsson | bf08745 | 2021-11-11 12:43:49 | [diff] [blame] | 311 | EXPECT_CALL(*channel_send_, GetTargetBitrate()).WillRepeatedly(Return(0)); |
solenberg | 796b8f9 | 2017-03-02 01:02:23 | [diff] [blame] | 312 | |
Ivo Creusen | 56d46090 | 2017-11-24 16:29:59 | [diff] [blame] | 313 | audio_processing_stats_.echo_return_loss = kEchoReturnLoss; |
| 314 | audio_processing_stats_.echo_return_loss_enhancement = |
| 315 | kEchoReturnLossEnhancement; |
| 316 | audio_processing_stats_.delay_median_ms = kEchoDelayMedian; |
| 317 | audio_processing_stats_.delay_standard_deviation_ms = kEchoDelayStdDev; |
| 318 | audio_processing_stats_.divergent_filter_fraction = |
| 319 | kDivergentFilterFraction; |
| 320 | audio_processing_stats_.residual_echo_likelihood = kResidualEchoLikelihood; |
| 321 | audio_processing_stats_.residual_echo_likelihood_recent_max = |
| 322 | kResidualEchoLikelihoodMax; |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 323 | if (!use_null_audio_processing) { |
| 324 | ASSERT_TRUE(audio_processing_); |
| 325 | EXPECT_CALL(*audio_processing_, GetStatistics(true)) |
| 326 | .WillRepeatedly(Return(audio_processing_stats_)); |
| 327 | } |
solenberg | 566ef24 | 2015-11-06 23:34:49 | [diff] [blame] | 328 | } |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 329 | |
Jonas Oreland | a943e73 | 2022-03-16 12:50:58 | [diff] [blame] | 330 | test::ScopedKeyValueConfig field_trials; |
| 331 | |
solenberg | 566ef24 | 2015-11-06 23:34:49 | [diff] [blame] | 332 | private: |
Per Kjellander | 828ef91 | 2022-10-10 10:53:41 | [diff] [blame] | 333 | RealTimeController time_controller_; |
solenberg | 566ef24 | 2015-11-06 23:34:49 | [diff] [blame] | 334 | rtc::scoped_refptr<AudioState> audio_state_; |
| 335 | AudioSendStream::Config stream_config_; |
Mirko Bonadei | 6a489f2 | 2019-04-09 13:11:12 | [diff] [blame] | 336 | ::testing::StrictMock<MockChannelSend>* channel_send_ = nullptr; |
peah | a9cc40b | 2017-06-29 15:32:09 | [diff] [blame] | 337 | rtc::scoped_refptr<MockAudioProcessing> audio_processing_; |
Ivo Creusen | 56d46090 | 2017-11-24 16:29:59 | [diff] [blame] | 338 | AudioProcessingStats audio_processing_stats_; |
Danil Chapovalov | 3e39254 | 2023-05-17 11:25:39 | [diff] [blame] | 339 | ::testing::StrictMock<MockNetworkLinkRtcpObserver> rtcp_observer_; |
Mirko Bonadei | 6a489f2 | 2019-04-09 13:11:12 | [diff] [blame] | 340 | ::testing::NiceMock<MockRtpTransportControllerSend> rtp_transport_; |
Tomas Gunnarsson | f25761d | 2020-06-03 20:55:33 | [diff] [blame] | 341 | ::testing::NiceMock<MockRtpRtcpInterface> rtp_rtcp_; |
Mirko Bonadei | 6a489f2 | 2019-04-09 13:11:12 | [diff] [blame] | 342 | ::testing::NiceMock<MockLimitObserver> limit_observer_; |
Dan Tan | 68e85b8 | 2024-01-29 23:02:59 | [diff] [blame] | 343 | ::testing::NiceMock<MockBitrateAllocator> bitrate_allocator_; |
minyue-webrtc | 8de1826 | 2017-07-26 12:18:40 | [diff] [blame] | 344 | std::unique_ptr<AudioEncoder> audio_encoder_; |
solenberg | 566ef24 | 2015-11-06 23:34:49 | [diff] [blame] | 345 | }; |
Henrik Boström | d2c336f | 2019-07-03 15:11:10 | [diff] [blame] | 346 | |
| 347 | // The audio level ranges linearly [0,32767]. |
| 348 | std::unique_ptr<AudioFrame> CreateAudioFrame1kHzSineWave(int16_t audio_level, |
| 349 | int duration_ms, |
| 350 | int sample_rate_hz, |
| 351 | size_t num_channels) { |
| 352 | size_t samples_per_channel = sample_rate_hz / (1000 / duration_ms); |
| 353 | std::vector<int16_t> audio_data(samples_per_channel * num_channels, 0); |
Mirko Bonadei | 317a1f0 | 2019-09-17 15:06:18 | [diff] [blame] | 354 | std::unique_ptr<AudioFrame> audio_frame = std::make_unique<AudioFrame>(); |
Henrik Boström | d2c336f | 2019-07-03 15:11:10 | [diff] [blame] | 355 | audio_frame->UpdateFrame(0 /* RTP timestamp */, &audio_data[0], |
| 356 | samples_per_channel, sample_rate_hz, |
| 357 | AudioFrame::SpeechType::kNormalSpeech, |
| 358 | AudioFrame::VADActivity::kVadUnknown, num_channels); |
| 359 | SineWaveGenerator wave_generator(1000.0, audio_level); |
| 360 | wave_generator.GenerateNextFrame(audio_frame.get()); |
| 361 | return audio_frame; |
| 362 | } |
| 363 | |
Fredrik Solenberg | 0ccae13 | 2015-11-03 09:15:49 | [diff] [blame] | 364 | } // namespace |
solenberg | c7a8b08 | 2015-10-16 21:35:07 | [diff] [blame] | 365 | |
| 366 | TEST(AudioSendStreamTest, ConfigToString) { |
Bjorn A Mellem | 7a9a092 | 2019-11-26 17:19:40 | [diff] [blame] | 367 | AudioSendStream::Config config(/*send_transport=*/nullptr); |
Fredrik Solenberg | 0ccae13 | 2015-11-03 09:15:49 | [diff] [blame] | 368 | config.rtp.ssrc = kSsrc; |
solenberg | 3a94154 | 2015-11-16 15:34:50 | [diff] [blame] | 369 | config.rtp.c_name = kCName; |
minyue | 10cbb46 | 2016-11-07 17:29:22 | [diff] [blame] | 370 | config.min_bitrate_bps = 12000; |
| 371 | config.max_bitrate_bps = 34000; |
Jakob Ivarsson | ed97116 | 2020-08-11 12:05:07 | [diff] [blame] | 372 | config.has_dscp = true; |
ossu | 20a4b3f | 2017-04-27 09:08:52 | [diff] [blame] | 373 | config.send_codec_spec = |
Oskar Sundbom | 2707fb2 | 2017-11-16 09:57:35 | [diff] [blame] | 374 | AudioSendStream::Config::SendCodecSpec(kIsacPayloadType, kIsacFormat); |
ossu | 20a4b3f | 2017-04-27 09:08:52 | [diff] [blame] | 375 | config.send_codec_spec->nack_enabled = true; |
Oskar Sundbom | 2707fb2 | 2017-11-16 09:57:35 | [diff] [blame] | 376 | config.send_codec_spec->cng_payload_type = 42; |
Philipp Hancke | edcd966 | 2020-06-24 10:52:42 | [diff] [blame] | 377 | config.send_codec_spec->red_payload_type = 43; |
ossu | 20a4b3f | 2017-04-27 09:08:52 | [diff] [blame] | 378 | config.encoder_factory = MockAudioEncoderFactory::CreateUnusedFactory(); |
Johannes Kron | 9190b82 | 2018-10-29 10:22:05 | [diff] [blame] | 379 | config.rtp.extmap_allow_mixed = true; |
stefan | b521aa7 | 2016-11-01 10:17:16 | [diff] [blame] | 380 | config.rtp.extensions.push_back( |
| 381 | RtpExtension(RtpExtension::kAudioLevelUri, kAudioLevelId)); |
Jiawei Ou | 5571812 | 2018-11-09 21:17:39 | [diff] [blame] | 382 | config.rtcp_report_interval_ms = 2500; |
Fredrik Solenberg | 0ccae13 | 2015-11-03 09:15:49 | [diff] [blame] | 383 | EXPECT_EQ( |
Johannes Kron | 9190b82 | 2018-10-29 10:22:05 | [diff] [blame] | 384 | "{rtp: {ssrc: 1234, extmap-allow-mixed: true, extensions: [{uri: " |
Fredrik Solenberg | c69a56e | 2018-11-21 08:21:23 | [diff] [blame] | 385 | "urn:ietf:params:rtp-hdrext:ssrc-audio-level, id: 2}], " |
| 386 | "c_name: foo_name}, rtcp_report_interval_ms: 2500, " |
Bjorn A Mellem | 7a9a092 | 2019-11-26 17:19:40 | [diff] [blame] | 387 | "send_transport: null, " |
Jakob Ivarsson | ed97116 | 2020-08-11 12:05:07 | [diff] [blame] | 388 | "min_bitrate_bps: 12000, max_bitrate_bps: 34000, has " |
| 389 | "audio_network_adaptor_config: false, has_dscp: true, " |
Harald Alvestrand | 7522352 | 2024-11-18 07:18:35 | [diff] [blame] | 390 | "send_codec_spec: {nack_enabled: true, " |
Ivo Creusen | 2562cf0 | 2021-09-03 14:51:22 | [diff] [blame] | 391 | "enable_non_sender_rtt: false, cng_payload_type: 42, " |
| 392 | "red_payload_type: 43, payload_type: 103, " |
ossu | 20a4b3f | 2017-04-27 09:08:52 | [diff] [blame] | 393 | "format: {name: isac, clockrate_hz: 16000, num_channels: 1, " |
| 394 | "parameters: {}}}}", |
solenberg | 85a0496 | 2015-10-27 10:35:21 | [diff] [blame] | 395 | config.ToString()); |
solenberg | c7a8b08 | 2015-10-16 21:35:07 | [diff] [blame] | 396 | } |
| 397 | |
| 398 | TEST(AudioSendStreamTest, ConstructDestruct) { |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 399 | for (bool use_null_audio_processing : {false, true}) { |
| 400 | ConfigHelper helper(false, true, use_null_audio_processing); |
| 401 | auto send_stream = helper.CreateAudioSendStream(); |
| 402 | } |
solenberg | c7a8b08 | 2015-10-16 21:35:07 | [diff] [blame] | 403 | } |
solenberg | 85a0496 | 2015-10-27 10:35:21 | [diff] [blame] | 404 | |
Fredrik Solenberg | b572768 | 2015-12-04 14:22:19 | [diff] [blame] | 405 | TEST(AudioSendStreamTest, SendTelephoneEvent) { |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 406 | for (bool use_null_audio_processing : {false, true}) { |
| 407 | ConfigHelper helper(false, true, use_null_audio_processing); |
| 408 | auto send_stream = helper.CreateAudioSendStream(); |
| 409 | helper.SetupMockForSendTelephoneEvent(); |
| 410 | EXPECT_TRUE(send_stream->SendTelephoneEvent( |
| 411 | kTelephoneEventPayloadType, kTelephoneEventPayloadFrequency, |
| 412 | kTelephoneEventCode, kTelephoneEventDuration)); |
| 413 | } |
Fredrik Solenberg | b572768 | 2015-12-04 14:22:19 | [diff] [blame] | 414 | } |
| 415 | |
solenberg | 9421853 | 2016-06-16 17:53:22 | [diff] [blame] | 416 | TEST(AudioSendStreamTest, SetMuted) { |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 417 | for (bool use_null_audio_processing : {false, true}) { |
| 418 | ConfigHelper helper(false, true, use_null_audio_processing); |
| 419 | auto send_stream = helper.CreateAudioSendStream(); |
| 420 | EXPECT_CALL(*helper.channel_send(), SetInputMute(true)); |
| 421 | send_stream->SetMuted(true); |
| 422 | } |
solenberg | 9421853 | 2016-06-16 17:53:22 | [diff] [blame] | 423 | } |
| 424 | |
stefan | 7de8d64 | 2017-02-07 15:14:08 | [diff] [blame] | 425 | TEST(AudioSendStreamTest, AudioBweCorrectObjectsOnChannelProxy) { |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 426 | for (bool use_null_audio_processing : {false, true}) { |
| 427 | ConfigHelper helper(true, true, use_null_audio_processing); |
| 428 | auto send_stream = helper.CreateAudioSendStream(); |
| 429 | } |
stefan | 7de8d64 | 2017-02-07 15:14:08 | [diff] [blame] | 430 | } |
| 431 | |
| 432 | TEST(AudioSendStreamTest, NoAudioBweCorrectObjectsOnChannelProxy) { |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 433 | for (bool use_null_audio_processing : {false, true}) { |
| 434 | ConfigHelper helper(false, true, use_null_audio_processing); |
| 435 | auto send_stream = helper.CreateAudioSendStream(); |
| 436 | } |
stefan | 7de8d64 | 2017-02-07 15:14:08 | [diff] [blame] | 437 | } |
| 438 | |
solenberg | 85a0496 | 2015-10-27 10:35:21 | [diff] [blame] | 439 | TEST(AudioSendStreamTest, GetStats) { |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 440 | for (bool use_null_audio_processing : {false, true}) { |
| 441 | ConfigHelper helper(false, true, use_null_audio_processing); |
| 442 | auto send_stream = helper.CreateAudioSendStream(); |
| 443 | helper.SetupMockForGetStats(use_null_audio_processing); |
| 444 | AudioSendStream::Stats stats = send_stream->GetStats(true); |
| 445 | EXPECT_EQ(kSsrc, stats.local_ssrc); |
| 446 | EXPECT_EQ(kCallStats.payload_bytes_sent, stats.payload_bytes_sent); |
| 447 | EXPECT_EQ(kCallStats.header_and_padding_bytes_sent, |
| 448 | stats.header_and_padding_bytes_sent); |
| 449 | EXPECT_EQ(kCallStats.packetsSent, stats.packets_sent); |
Danil Chapovalov | a9b9d4e | 2023-05-03 11:20:11 | [diff] [blame] | 450 | EXPECT_EQ(stats.packets_lost, kCumulativeLost); |
| 451 | EXPECT_FLOAT_EQ(stats.fraction_lost, Q8ToFloat(kFractionLost)); |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 452 | EXPECT_EQ(kIsacFormat.name, stats.codec_name); |
Danil Chapovalov | a9b9d4e | 2023-05-03 11:20:11 | [diff] [blame] | 453 | EXPECT_EQ(stats.jitter_ms, |
| 454 | static_cast<int32_t>(kInterarrivalJitter / |
| 455 | (kIsacFormat.clockrate_hz / 1000))); |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 456 | EXPECT_EQ(kCallStats.rttMs, stats.rtt_ms); |
| 457 | EXPECT_EQ(0, stats.audio_level); |
| 458 | EXPECT_EQ(0, stats.total_input_energy); |
| 459 | EXPECT_EQ(0, stats.total_input_duration); |
| 460 | |
| 461 | if (!use_null_audio_processing) { |
| 462 | EXPECT_EQ(kEchoDelayMedian, stats.apm_statistics.delay_median_ms); |
| 463 | EXPECT_EQ(kEchoDelayStdDev, |
| 464 | stats.apm_statistics.delay_standard_deviation_ms); |
| 465 | EXPECT_EQ(kEchoReturnLoss, stats.apm_statistics.echo_return_loss); |
| 466 | EXPECT_EQ(kEchoReturnLossEnhancement, |
| 467 | stats.apm_statistics.echo_return_loss_enhancement); |
| 468 | EXPECT_EQ(kDivergentFilterFraction, |
| 469 | stats.apm_statistics.divergent_filter_fraction); |
| 470 | EXPECT_EQ(kResidualEchoLikelihood, |
| 471 | stats.apm_statistics.residual_echo_likelihood); |
| 472 | EXPECT_EQ(kResidualEchoLikelihoodMax, |
| 473 | stats.apm_statistics.residual_echo_likelihood_recent_max); |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 474 | } |
| 475 | } |
solenberg | 566ef24 | 2015-11-06 23:34:49 | [diff] [blame] | 476 | } |
minyue | 7a97344 | 2016-10-20 10:27:12 | [diff] [blame] | 477 | |
Henrik Boström | d2c336f | 2019-07-03 15:11:10 | [diff] [blame] | 478 | TEST(AudioSendStreamTest, GetStatsAudioLevel) { |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 479 | for (bool use_null_audio_processing : {false, true}) { |
| 480 | ConfigHelper helper(false, true, use_null_audio_processing); |
| 481 | auto send_stream = helper.CreateAudioSendStream(); |
| 482 | helper.SetupMockForGetStats(use_null_audio_processing); |
Danil Chapovalov | f9c6b68 | 2020-05-15 09:40:44 | [diff] [blame] | 483 | EXPECT_CALL(*helper.channel_send(), ProcessAndEncodeAudio) |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 484 | .Times(AnyNumber()); |
Henrik Boström | d2c336f | 2019-07-03 15:11:10 | [diff] [blame] | 485 | |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 486 | constexpr int kSampleRateHz = 48000; |
| 487 | constexpr size_t kNumChannels = 1; |
Henrik Boström | d2c336f | 2019-07-03 15:11:10 | [diff] [blame] | 488 | |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 489 | constexpr int16_t kSilentAudioLevel = 0; |
| 490 | constexpr int16_t kMaxAudioLevel = 32767; // Audio level is [0,32767]. |
| 491 | constexpr int kAudioFrameDurationMs = 10; |
Henrik Boström | d2c336f | 2019-07-03 15:11:10 | [diff] [blame] | 492 | |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 493 | // Process 10 audio frames (100 ms) of silence. After this, on the next |
| 494 | // (11-th) frame, the audio level will be updated with the maximum audio |
| 495 | // level of the first 11 frames. See AudioLevel. |
| 496 | for (size_t i = 0; i < 10; ++i) { |
| 497 | send_stream->SendAudioData( |
| 498 | CreateAudioFrame1kHzSineWave(kSilentAudioLevel, kAudioFrameDurationMs, |
| 499 | kSampleRateHz, kNumChannels)); |
| 500 | } |
| 501 | AudioSendStream::Stats stats = send_stream->GetStats(); |
| 502 | EXPECT_EQ(kSilentAudioLevel, stats.audio_level); |
| 503 | EXPECT_NEAR(0.0f, stats.total_input_energy, kTolerance); |
| 504 | EXPECT_NEAR(0.1f, stats.total_input_duration, |
| 505 | kTolerance); // 100 ms = 0.1 s |
| 506 | |
| 507 | // Process 10 audio frames (100 ms) of maximum audio level. |
| 508 | // Note that AudioLevel updates the audio level every 11th frame, processing |
| 509 | // 10 frames above was needed to see a non-zero audio level here. |
| 510 | for (size_t i = 0; i < 10; ++i) { |
| 511 | send_stream->SendAudioData(CreateAudioFrame1kHzSineWave( |
| 512 | kMaxAudioLevel, kAudioFrameDurationMs, kSampleRateHz, kNumChannels)); |
| 513 | } |
| 514 | stats = send_stream->GetStats(); |
| 515 | EXPECT_EQ(kMaxAudioLevel, stats.audio_level); |
| 516 | // Energy increases by energy*duration, where energy is audio level in |
| 517 | // [0,1]. |
| 518 | EXPECT_NEAR(0.1f, stats.total_input_energy, kTolerance); // 0.1 s of max |
| 519 | EXPECT_NEAR(0.2f, stats.total_input_duration, |
| 520 | kTolerance); // 200 ms = 0.2 s |
Henrik Boström | d2c336f | 2019-07-03 15:11:10 | [diff] [blame] | 521 | } |
Henrik Boström | d2c336f | 2019-07-03 15:11:10 | [diff] [blame] | 522 | } |
| 523 | |
minyue-webrtc | 8de1826 | 2017-07-26 12:18:40 | [diff] [blame] | 524 | TEST(AudioSendStreamTest, SendCodecAppliesAudioNetworkAdaptor) { |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 525 | for (bool use_null_audio_processing : {false, true}) { |
Jakob Ivarsson | 47a03e8 | 2020-11-23 14:05:44 | [diff] [blame] | 526 | ConfigHelper helper(true, true, use_null_audio_processing); |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 527 | helper.config().send_codec_spec = |
| 528 | AudioSendStream::Config::SendCodecSpec(0, kOpusFormat); |
| 529 | const std::string kAnaConfigString = "abcde"; |
| 530 | const std::string kAnaReconfigString = "12345"; |
minyue-webrtc | 8de1826 | 2017-07-26 12:18:40 | [diff] [blame] | 531 | |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 532 | helper.config().audio_network_adaptor_config = kAnaConfigString; |
ossu | 20a4b3f | 2017-04-27 09:08:52 | [diff] [blame] | 533 | |
Danil Chapovalov | 954e72b | 2024-07-10 17:22:07 | [diff] [blame] | 534 | EXPECT_CALL(helper.mock_encoder_factory(), Create) |
| 535 | .WillOnce(WithArg<1>([&kAnaConfigString, &kAnaReconfigString]( |
| 536 | const SdpAudioFormat& format) { |
| 537 | auto mock_encoder = SetupAudioEncoderMock(format); |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 538 | EXPECT_CALL(*mock_encoder, |
| 539 | EnableAudioNetworkAdaptor(StrEq(kAnaConfigString), _)) |
| 540 | .WillOnce(Return(true)); |
| 541 | EXPECT_CALL(*mock_encoder, |
| 542 | EnableAudioNetworkAdaptor(StrEq(kAnaReconfigString), _)) |
| 543 | .WillOnce(Return(true)); |
Danil Chapovalov | 954e72b | 2024-07-10 17:22:07 | [diff] [blame] | 544 | return mock_encoder; |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 545 | })); |
ossu | 20a4b3f | 2017-04-27 09:08:52 | [diff] [blame] | 546 | |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 547 | auto send_stream = helper.CreateAudioSendStream(); |
minyue-webrtc | 8de1826 | 2017-07-26 12:18:40 | [diff] [blame] | 548 | |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 549 | auto stream_config = helper.config(); |
| 550 | stream_config.audio_network_adaptor_config = kAnaReconfigString; |
minyue-webrtc | 8de1826 | 2017-07-26 12:18:40 | [diff] [blame] | 551 | |
Florent Castelli | acabb36 | 2022-10-18 15:05:16 | [diff] [blame] | 552 | send_stream->Reconfigure(stream_config, nullptr); |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 553 | } |
minyue | 7a97344 | 2016-10-20 10:27:12 | [diff] [blame] | 554 | } |
| 555 | |
Jakob Ivarsson | fde2b24 | 2020-08-20 14:48:49 | [diff] [blame] | 556 | TEST(AudioSendStreamTest, AudioNetworkAdaptorReceivesOverhead) { |
| 557 | for (bool use_null_audio_processing : {false, true}) { |
Jakob Ivarsson | 47a03e8 | 2020-11-23 14:05:44 | [diff] [blame] | 558 | ConfigHelper helper(true, true, use_null_audio_processing); |
Jakob Ivarsson | fde2b24 | 2020-08-20 14:48:49 | [diff] [blame] | 559 | helper.config().send_codec_spec = |
| 560 | AudioSendStream::Config::SendCodecSpec(0, kOpusFormat); |
| 561 | const std::string kAnaConfigString = "abcde"; |
Jakob Ivarsson | fde2b24 | 2020-08-20 14:48:49 | [diff] [blame] | 562 | |
Danil Chapovalov | 954e72b | 2024-07-10 17:22:07 | [diff] [blame] | 563 | EXPECT_CALL(helper.mock_encoder_factory(), Create) |
| 564 | .WillOnce( |
| 565 | WithArg<1>([&kAnaConfigString](const SdpAudioFormat& format) { |
| 566 | auto mock_encoder = SetupAudioEncoderMock(format); |
Jakob Ivarsson | fde2b24 | 2020-08-20 14:48:49 | [diff] [blame] | 567 | InSequence s; |
| 568 | EXPECT_CALL( |
| 569 | *mock_encoder, |
Jakob Ivarsson | 340d6c0 | 2024-01-22 13:49:15 | [diff] [blame] | 570 | OnReceivedOverhead(Eq(kOverheadPerPacket.bytes<size_t>()))); |
Jakob Ivarsson | fde2b24 | 2020-08-20 14:48:49 | [diff] [blame] | 571 | EXPECT_CALL(*mock_encoder, |
| 572 | EnableAudioNetworkAdaptor(StrEq(kAnaConfigString), _)) |
| 573 | .WillOnce(Return(true)); |
| 574 | // Note: Overhead is received AFTER ANA has been enabled. |
| 575 | EXPECT_CALL( |
| 576 | *mock_encoder, |
Danil Chapovalov | 954e72b | 2024-07-10 17:22:07 | [diff] [blame] | 577 | OnReceivedOverhead(Eq(kOverheadPerPacket.bytes<size_t>()))); |
| 578 | return mock_encoder; |
Jakob Ivarsson | fde2b24 | 2020-08-20 14:48:49 | [diff] [blame] | 579 | })); |
| 580 | EXPECT_CALL(*helper.rtp_rtcp(), ExpectedPerPacketOverhead) |
| 581 | .WillRepeatedly(Return(kOverheadPerPacket.bytes<size_t>())); |
Dan Tan | 2406aaf | 2024-08-05 20:53:31 | [diff] [blame] | 582 | EXPECT_CALL(*helper.channel_send(), RegisterPacketOverhead); |
Jakob Ivarsson | fde2b24 | 2020-08-20 14:48:49 | [diff] [blame] | 583 | |
| 584 | auto send_stream = helper.CreateAudioSendStream(); |
| 585 | |
| 586 | auto stream_config = helper.config(); |
| 587 | stream_config.audio_network_adaptor_config = kAnaConfigString; |
| 588 | |
Florent Castelli | acabb36 | 2022-10-18 15:05:16 | [diff] [blame] | 589 | send_stream->Reconfigure(stream_config, nullptr); |
Jakob Ivarsson | fde2b24 | 2020-08-20 14:48:49 | [diff] [blame] | 590 | } |
| 591 | } |
| 592 | |
minyue | 7a97344 | 2016-10-20 10:27:12 | [diff] [blame] | 593 | // VAD is applied when codec is mono and the CNG frequency matches the codec |
ossu | 20a4b3f | 2017-04-27 09:08:52 | [diff] [blame] | 594 | // clock rate. |
minyue | 7a97344 | 2016-10-20 10:27:12 | [diff] [blame] | 595 | TEST(AudioSendStreamTest, SendCodecCanApplyVad) { |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 596 | for (bool use_null_audio_processing : {false, true}) { |
| 597 | ConfigHelper helper(false, false, use_null_audio_processing); |
| 598 | helper.config().send_codec_spec = |
| 599 | AudioSendStream::Config::SendCodecSpec(9, kG722Format); |
| 600 | helper.config().send_codec_spec->cng_payload_type = 105; |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 601 | std::unique_ptr<AudioEncoder> stolen_encoder; |
Danil Chapovalov | f9c6b68 | 2020-05-15 09:40:44 | [diff] [blame] | 602 | EXPECT_CALL(*helper.channel_send(), SetEncoder) |
Dor Hen | b52416e | 2024-10-27 13:59:51 | [diff] [blame] | 603 | .WillOnce([&stolen_encoder](int /* payload_type */, |
| 604 | const SdpAudioFormat& /* format */, |
Danil Chapovalov | f9c6b68 | 2020-05-15 09:40:44 | [diff] [blame] | 605 | std::unique_ptr<AudioEncoder> encoder) { |
| 606 | stolen_encoder = std::move(encoder); |
| 607 | return true; |
| 608 | }); |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 609 | EXPECT_CALL(*helper.channel_send(), RegisterCngPayloadType(105, 8000)); |
ossu | 20a4b3f | 2017-04-27 09:08:52 | [diff] [blame] | 610 | |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 611 | auto send_stream = helper.CreateAudioSendStream(); |
ossu | 20a4b3f | 2017-04-27 09:08:52 | [diff] [blame] | 612 | |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 613 | // We cannot truly determine if the encoder created is an AudioEncoderCng. |
| 614 | // It is the only reasonable implementation that will return something from |
| 615 | // ReclaimContainedEncoders, though. |
| 616 | ASSERT_TRUE(stolen_encoder); |
| 617 | EXPECT_FALSE(stolen_encoder->ReclaimContainedEncoders().empty()); |
| 618 | } |
minyue | 7a97344 | 2016-10-20 10:27:12 | [diff] [blame] | 619 | } |
| 620 | |
minyue | 78b4d56 | 2016-11-30 12:47:39 | [diff] [blame] | 621 | TEST(AudioSendStreamTest, DoesNotPassHigherBitrateThanMaxBitrate) { |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 622 | for (bool use_null_audio_processing : {false, true}) { |
| 623 | ConfigHelper helper(false, true, use_null_audio_processing); |
| 624 | auto send_stream = helper.CreateAudioSendStream(); |
| 625 | EXPECT_CALL( |
| 626 | *helper.channel_send(), |
| 627 | OnBitrateAllocation( |
| 628 | Field(&BitrateAllocationUpdate::target_bitrate, |
Danil Chapovalov | cad3e0e | 2020-02-17 17:46:07 | [diff] [blame] | 629 | Eq(DataRate::BitsPerSec(helper.config().max_bitrate_bps))))); |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 630 | BitrateAllocationUpdate update; |
| 631 | update.target_bitrate = |
| 632 | DataRate::BitsPerSec(helper.config().max_bitrate_bps + 5000); |
| 633 | update.packet_loss_ratio = 0; |
| 634 | update.round_trip_time = TimeDelta::Millis(50); |
| 635 | update.bwe_period = TimeDelta::Millis(6000); |
Per Kjellander | 50b0a76 | 2023-04-12 11:40:01 | [diff] [blame] | 636 | send_stream->OnBitrateUpdated(update); |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 637 | } |
minyue | 78b4d56 | 2016-11-30 12:47:39 | [diff] [blame] | 638 | } |
| 639 | |
Daniel Lee | 9356252 | 2019-05-03 12:40:13 | [diff] [blame] | 640 | TEST(AudioSendStreamTest, SSBweTargetInRangeRespected) { |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 641 | for (bool use_null_audio_processing : {false, true}) { |
| 642 | ConfigHelper helper(true, true, use_null_audio_processing); |
| 643 | auto send_stream = helper.CreateAudioSendStream(); |
| 644 | EXPECT_CALL( |
| 645 | *helper.channel_send(), |
| 646 | OnBitrateAllocation(Field( |
| 647 | &BitrateAllocationUpdate::target_bitrate, |
| 648 | Eq(DataRate::BitsPerSec(helper.config().max_bitrate_bps - 5000))))); |
| 649 | BitrateAllocationUpdate update; |
| 650 | update.target_bitrate = |
| 651 | DataRate::BitsPerSec(helper.config().max_bitrate_bps - 5000); |
Per Kjellander | 50b0a76 | 2023-04-12 11:40:01 | [diff] [blame] | 652 | send_stream->OnBitrateUpdated(update); |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 653 | } |
Daniel Lee | 9356252 | 2019-05-03 12:40:13 | [diff] [blame] | 654 | } |
| 655 | |
| 656 | TEST(AudioSendStreamTest, SSBweFieldTrialMinRespected) { |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 657 | for (bool use_null_audio_processing : {false, true}) { |
| 658 | ConfigHelper helper(true, true, use_null_audio_processing); |
Jonas Oreland | a943e73 | 2022-03-16 12:50:58 | [diff] [blame] | 659 | ScopedKeyValueConfig field_trials( |
| 660 | helper.field_trials, "WebRTC-Audio-Allocation/min:6kbps,max:64kbps/"); |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 661 | auto send_stream = helper.CreateAudioSendStream(); |
| 662 | EXPECT_CALL( |
| 663 | *helper.channel_send(), |
| 664 | OnBitrateAllocation(Field(&BitrateAllocationUpdate::target_bitrate, |
| 665 | Eq(DataRate::KilobitsPerSec(6))))); |
| 666 | BitrateAllocationUpdate update; |
| 667 | update.target_bitrate = DataRate::KilobitsPerSec(1); |
Per Kjellander | 50b0a76 | 2023-04-12 11:40:01 | [diff] [blame] | 668 | send_stream->OnBitrateUpdated(update); |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 669 | } |
Daniel Lee | 9356252 | 2019-05-03 12:40:13 | [diff] [blame] | 670 | } |
| 671 | |
| 672 | TEST(AudioSendStreamTest, SSBweFieldTrialMaxRespected) { |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 673 | for (bool use_null_audio_processing : {false, true}) { |
| 674 | ConfigHelper helper(true, true, use_null_audio_processing); |
Jonas Oreland | a943e73 | 2022-03-16 12:50:58 | [diff] [blame] | 675 | ScopedKeyValueConfig field_trials( |
| 676 | helper.field_trials, "WebRTC-Audio-Allocation/min:6kbps,max:64kbps/"); |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 677 | auto send_stream = helper.CreateAudioSendStream(); |
| 678 | EXPECT_CALL( |
| 679 | *helper.channel_send(), |
| 680 | OnBitrateAllocation(Field(&BitrateAllocationUpdate::target_bitrate, |
| 681 | Eq(DataRate::KilobitsPerSec(64))))); |
| 682 | BitrateAllocationUpdate update; |
| 683 | update.target_bitrate = DataRate::KilobitsPerSec(128); |
Per Kjellander | 50b0a76 | 2023-04-12 11:40:01 | [diff] [blame] | 684 | send_stream->OnBitrateUpdated(update); |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 685 | } |
Daniel Lee | 9356252 | 2019-05-03 12:40:13 | [diff] [blame] | 686 | } |
| 687 | |
| 688 | TEST(AudioSendStreamTest, SSBweWithOverhead) { |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 689 | for (bool use_null_audio_processing : {false, true}) { |
| 690 | ConfigHelper helper(true, true, use_null_audio_processing); |
Jonas Oreland | a943e73 | 2022-03-16 12:50:58 | [diff] [blame] | 691 | ScopedKeyValueConfig field_trials(helper.field_trials, |
| 692 | "WebRTC-Audio-LegacyOverhead/Disabled/"); |
Erik Språng | 04e1bab | 2020-05-07 16:18:32 | [diff] [blame] | 693 | EXPECT_CALL(*helper.rtp_rtcp(), ExpectedPerPacketOverhead) |
| 694 | .WillRepeatedly(Return(kOverheadPerPacket.bytes<size_t>())); |
Dan Tan | 2406aaf | 2024-08-05 20:53:31 | [diff] [blame] | 695 | EXPECT_CALL(*helper.channel_send(), RegisterPacketOverhead); |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 696 | auto send_stream = helper.CreateAudioSendStream(); |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 697 | const DataRate bitrate = |
| 698 | DataRate::BitsPerSec(helper.config().max_bitrate_bps) + |
| 699 | kMaxOverheadRate; |
| 700 | EXPECT_CALL(*helper.channel_send(), |
| 701 | OnBitrateAllocation(Field( |
| 702 | &BitrateAllocationUpdate::target_bitrate, Eq(bitrate)))); |
| 703 | BitrateAllocationUpdate update; |
| 704 | update.target_bitrate = bitrate; |
Per Kjellander | 50b0a76 | 2023-04-12 11:40:01 | [diff] [blame] | 705 | send_stream->OnBitrateUpdated(update); |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 706 | } |
Daniel Lee | 9356252 | 2019-05-03 12:40:13 | [diff] [blame] | 707 | } |
| 708 | |
| 709 | TEST(AudioSendStreamTest, SSBweWithOverheadMinRespected) { |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 710 | for (bool use_null_audio_processing : {false, true}) { |
| 711 | ConfigHelper helper(true, true, use_null_audio_processing); |
Jonas Oreland | a943e73 | 2022-03-16 12:50:58 | [diff] [blame] | 712 | ScopedKeyValueConfig field_trials( |
| 713 | helper.field_trials, |
| 714 | "WebRTC-Audio-LegacyOverhead/Disabled/" |
| 715 | "WebRTC-Audio-Allocation/min:6kbps,max:64kbps/"); |
Erik Språng | 04e1bab | 2020-05-07 16:18:32 | [diff] [blame] | 716 | EXPECT_CALL(*helper.rtp_rtcp(), ExpectedPerPacketOverhead) |
| 717 | .WillRepeatedly(Return(kOverheadPerPacket.bytes<size_t>())); |
Dan Tan | 2406aaf | 2024-08-05 20:53:31 | [diff] [blame] | 718 | EXPECT_CALL(*helper.channel_send(), RegisterPacketOverhead); |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 719 | auto send_stream = helper.CreateAudioSendStream(); |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 720 | const DataRate bitrate = DataRate::KilobitsPerSec(6) + kMinOverheadRate; |
| 721 | EXPECT_CALL(*helper.channel_send(), |
| 722 | OnBitrateAllocation(Field( |
| 723 | &BitrateAllocationUpdate::target_bitrate, Eq(bitrate)))); |
| 724 | BitrateAllocationUpdate update; |
| 725 | update.target_bitrate = DataRate::KilobitsPerSec(1); |
Per Kjellander | 50b0a76 | 2023-04-12 11:40:01 | [diff] [blame] | 726 | send_stream->OnBitrateUpdated(update); |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 727 | } |
Daniel Lee | 9356252 | 2019-05-03 12:40:13 | [diff] [blame] | 728 | } |
| 729 | |
| 730 | TEST(AudioSendStreamTest, SSBweWithOverheadMaxRespected) { |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 731 | for (bool use_null_audio_processing : {false, true}) { |
| 732 | ConfigHelper helper(true, true, use_null_audio_processing); |
Jonas Oreland | a943e73 | 2022-03-16 12:50:58 | [diff] [blame] | 733 | ScopedKeyValueConfig field_trials( |
| 734 | helper.field_trials, |
| 735 | "WebRTC-Audio-LegacyOverhead/Disabled/" |
| 736 | "WebRTC-Audio-Allocation/min:6kbps,max:64kbps/"); |
Erik Språng | 04e1bab | 2020-05-07 16:18:32 | [diff] [blame] | 737 | EXPECT_CALL(*helper.rtp_rtcp(), ExpectedPerPacketOverhead) |
| 738 | .WillRepeatedly(Return(kOverheadPerPacket.bytes<size_t>())); |
Dan Tan | 2406aaf | 2024-08-05 20:53:31 | [diff] [blame] | 739 | EXPECT_CALL(*helper.channel_send(), RegisterPacketOverhead); |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 740 | auto send_stream = helper.CreateAudioSendStream(); |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 741 | const DataRate bitrate = DataRate::KilobitsPerSec(64) + kMaxOverheadRate; |
| 742 | EXPECT_CALL(*helper.channel_send(), |
| 743 | OnBitrateAllocation(Field( |
| 744 | &BitrateAllocationUpdate::target_bitrate, Eq(bitrate)))); |
| 745 | BitrateAllocationUpdate update; |
| 746 | update.target_bitrate = DataRate::KilobitsPerSec(128); |
Per Kjellander | 50b0a76 | 2023-04-12 11:40:01 | [diff] [blame] | 747 | send_stream->OnBitrateUpdated(update); |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 748 | } |
Daniel Lee | 9356252 | 2019-05-03 12:40:13 | [diff] [blame] | 749 | } |
| 750 | |
minyue | 78b4d56 | 2016-11-30 12:47:39 | [diff] [blame] | 751 | TEST(AudioSendStreamTest, ProbingIntervalOnBitrateUpdated) { |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 752 | for (bool use_null_audio_processing : {false, true}) { |
| 753 | ConfigHelper helper(false, true, use_null_audio_processing); |
| 754 | auto send_stream = helper.CreateAudioSendStream(); |
Sebastian Jansson | 254d869 | 2018-11-21 18:19:00 | [diff] [blame] | 755 | |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 756 | EXPECT_CALL(*helper.channel_send(), |
| 757 | OnBitrateAllocation(Field(&BitrateAllocationUpdate::bwe_period, |
| 758 | Eq(TimeDelta::Millis(5000))))); |
| 759 | BitrateAllocationUpdate update; |
| 760 | update.target_bitrate = |
| 761 | DataRate::BitsPerSec(helper.config().max_bitrate_bps + 5000); |
| 762 | update.packet_loss_ratio = 0; |
| 763 | update.round_trip_time = TimeDelta::Millis(50); |
| 764 | update.bwe_period = TimeDelta::Millis(5000); |
Per Kjellander | 50b0a76 | 2023-04-12 11:40:01 | [diff] [blame] | 765 | send_stream->OnBitrateUpdated(update); |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 766 | } |
minyue | 78b4d56 | 2016-11-30 12:47:39 | [diff] [blame] | 767 | } |
| 768 | |
ossu | 20a4b3f | 2017-04-27 09:08:52 | [diff] [blame] | 769 | // Test that AudioSendStream doesn't recreate the encoder unnecessarily. |
| 770 | TEST(AudioSendStreamTest, DontRecreateEncoder) { |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 771 | for (bool use_null_audio_processing : {false, true}) { |
| 772 | ConfigHelper helper(false, false, use_null_audio_processing); |
| 773 | // WillOnce is (currently) the default used by ConfigHelper if asked to set |
| 774 | // an expectation for SetEncoder. Since this behavior is essential for this |
| 775 | // test to be correct, it's instead set-up manually here. Otherwise a simple |
| 776 | // change to ConfigHelper (say to WillRepeatedly) would silently make this |
| 777 | // test useless. |
Danil Chapovalov | f9c6b68 | 2020-05-15 09:40:44 | [diff] [blame] | 778 | EXPECT_CALL(*helper.channel_send(), SetEncoder).WillOnce(Return()); |
ossu | 20a4b3f | 2017-04-27 09:08:52 | [diff] [blame] | 779 | |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 780 | EXPECT_CALL(*helper.channel_send(), RegisterCngPayloadType(105, 8000)); |
Niels Möller | ee5ccbc | 2019-03-06 15:47:29 | [diff] [blame] | 781 | |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 782 | helper.config().send_codec_spec = |
| 783 | AudioSendStream::Config::SendCodecSpec(9, kG722Format); |
| 784 | helper.config().send_codec_spec->cng_payload_type = 105; |
| 785 | auto send_stream = helper.CreateAudioSendStream(); |
Florent Castelli | acabb36 | 2022-10-18 15:05:16 | [diff] [blame] | 786 | send_stream->Reconfigure(helper.config(), nullptr); |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 787 | } |
ossu | 20a4b3f | 2017-04-27 09:08:52 | [diff] [blame] | 788 | } |
| 789 | |
ossu | 1129df2 | 2017-06-30 08:38:56 | [diff] [blame] | 790 | TEST(AudioSendStreamTest, ReconfigureTransportCcResetsFirst) { |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 791 | for (bool use_null_audio_processing : {false, true}) { |
| 792 | ConfigHelper helper(false, true, use_null_audio_processing); |
| 793 | auto send_stream = helper.CreateAudioSendStream(); |
| 794 | auto new_config = helper.config(); |
| 795 | ConfigHelper::AddBweToConfig(&new_config); |
Sebastian Jansson | 6298b56 | 2020-01-14 16:55:19 | [diff] [blame] | 796 | |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 797 | EXPECT_CALL(*helper.rtp_rtcp(), |
Danil Chapovalov | d0321c5 | 2021-09-14 10:58:51 | [diff] [blame] | 798 | RegisterRtpHeaderExtension(TransportSequenceNumber::Uri(), |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 799 | kTransportSequenceNumberId)) |
ossu | 1129df2 | 2017-06-30 08:38:56 | [diff] [blame] | 800 | .Times(1); |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 801 | { |
| 802 | ::testing::InSequence seq; |
| 803 | EXPECT_CALL(*helper.channel_send(), ResetSenderCongestionControlObjects()) |
| 804 | .Times(1); |
| 805 | EXPECT_CALL(*helper.channel_send(), |
Danil Chapovalov | a2cf8ee | 2023-05-16 11:26:33 | [diff] [blame] | 806 | RegisterSenderCongestionControlObjects(helper.transport())) |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 807 | .Times(1); |
| 808 | } |
| 809 | |
Florent Castelli | acabb36 | 2022-10-18 15:05:16 | [diff] [blame] | 810 | send_stream->Reconfigure(new_config, nullptr); |
ossu | 1129df2 | 2017-06-30 08:38:56 | [diff] [blame] | 811 | } |
ossu | 1129df2 | 2017-06-30 08:38:56 | [diff] [blame] | 812 | } |
Sam Zackrisson | 06953ba | 2018-02-01 15:53:16 | [diff] [blame] | 813 | |
Anton Sukhanov | 626015d | 2019-02-04 23:16:06 | [diff] [blame] | 814 | TEST(AudioSendStreamTest, OnTransportOverheadChanged) { |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 815 | for (bool use_null_audio_processing : {false, true}) { |
| 816 | ConfigHelper helper(false, true, use_null_audio_processing); |
| 817 | auto send_stream = helper.CreateAudioSendStream(); |
| 818 | auto new_config = helper.config(); |
Anton Sukhanov | 626015d | 2019-02-04 23:16:06 | [diff] [blame] | 819 | |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 820 | // CallEncoder will be called on overhead change. |
Erik Språng | cf6544a | 2020-05-13 12:43:11 | [diff] [blame] | 821 | EXPECT_CALL(*helper.channel_send(), CallEncoder); |
Dan Tan | 2406aaf | 2024-08-05 20:53:31 | [diff] [blame] | 822 | EXPECT_CALL(*helper.channel_send(), RegisterPacketOverhead); |
Anton Sukhanov | 626015d | 2019-02-04 23:16:06 | [diff] [blame] | 823 | |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 824 | const size_t transport_overhead_per_packet_bytes = 333; |
| 825 | send_stream->SetTransportOverhead(transport_overhead_per_packet_bytes); |
Anton Sukhanov | 626015d | 2019-02-04 23:16:06 | [diff] [blame] | 826 | |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 827 | EXPECT_EQ(transport_overhead_per_packet_bytes, |
| 828 | send_stream->TestOnlyGetPerPacketOverheadBytes()); |
| 829 | } |
Anton Sukhanov | 626015d | 2019-02-04 23:16:06 | [diff] [blame] | 830 | } |
| 831 | |
Erik Språng | cf6544a | 2020-05-13 12:43:11 | [diff] [blame] | 832 | TEST(AudioSendStreamTest, DoesntCallEncoderWhenOverheadUnchanged) { |
| 833 | for (bool use_null_audio_processing : {false, true}) { |
| 834 | ConfigHelper helper(false, true, use_null_audio_processing); |
| 835 | auto send_stream = helper.CreateAudioSendStream(); |
| 836 | auto new_config = helper.config(); |
| 837 | |
Dan Tan | 2406aaf | 2024-08-05 20:53:31 | [diff] [blame] | 838 | EXPECT_CALL(*helper.channel_send(), RegisterPacketOverhead).Times(2); |
| 839 | |
Erik Språng | cf6544a | 2020-05-13 12:43:11 | [diff] [blame] | 840 | // CallEncoder will be called on overhead change. |
| 841 | EXPECT_CALL(*helper.channel_send(), CallEncoder); |
| 842 | const size_t transport_overhead_per_packet_bytes = 333; |
| 843 | send_stream->SetTransportOverhead(transport_overhead_per_packet_bytes); |
| 844 | |
| 845 | // Set the same overhead again, CallEncoder should not be called again. |
| 846 | EXPECT_CALL(*helper.channel_send(), CallEncoder).Times(0); |
| 847 | send_stream->SetTransportOverhead(transport_overhead_per_packet_bytes); |
| 848 | |
| 849 | // New overhead, call CallEncoder again |
| 850 | EXPECT_CALL(*helper.channel_send(), CallEncoder); |
| 851 | send_stream->SetTransportOverhead(transport_overhead_per_packet_bytes + 1); |
| 852 | } |
| 853 | } |
| 854 | |
Erik Språng | 04e1bab | 2020-05-07 16:18:32 | [diff] [blame] | 855 | TEST(AudioSendStreamTest, AudioOverheadChanged) { |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 856 | for (bool use_null_audio_processing : {false, true}) { |
| 857 | ConfigHelper helper(false, true, use_null_audio_processing); |
Erik Språng | 04e1bab | 2020-05-07 16:18:32 | [diff] [blame] | 858 | const size_t audio_overhead_per_packet_bytes = 555; |
| 859 | EXPECT_CALL(*helper.rtp_rtcp(), ExpectedPerPacketOverhead) |
| 860 | .WillRepeatedly(Return(audio_overhead_per_packet_bytes)); |
Dan Tan | 2406aaf | 2024-08-05 20:53:31 | [diff] [blame] | 861 | EXPECT_CALL(*helper.channel_send(), RegisterPacketOverhead).Times(2); |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 862 | auto send_stream = helper.CreateAudioSendStream(); |
Anton Sukhanov | 626015d | 2019-02-04 23:16:06 | [diff] [blame] | 863 | |
Erik Språng | 04e1bab | 2020-05-07 16:18:32 | [diff] [blame] | 864 | BitrateAllocationUpdate update; |
| 865 | update.target_bitrate = |
| 866 | DataRate::BitsPerSec(helper.config().max_bitrate_bps) + |
| 867 | kMaxOverheadRate; |
| 868 | EXPECT_CALL(*helper.channel_send(), OnBitrateAllocation); |
Per Kjellander | 50b0a76 | 2023-04-12 11:40:01 | [diff] [blame] | 869 | send_stream->OnBitrateUpdated(update); |
Anton Sukhanov | 626015d | 2019-02-04 23:16:06 | [diff] [blame] | 870 | |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 871 | EXPECT_EQ(audio_overhead_per_packet_bytes, |
| 872 | send_stream->TestOnlyGetPerPacketOverheadBytes()); |
Erik Språng | 04e1bab | 2020-05-07 16:18:32 | [diff] [blame] | 873 | |
| 874 | EXPECT_CALL(*helper.rtp_rtcp(), ExpectedPerPacketOverhead) |
| 875 | .WillRepeatedly(Return(audio_overhead_per_packet_bytes + 20)); |
Jakob Ivarsson | 340d6c0 | 2024-01-22 13:49:15 | [diff] [blame] | 876 | // RTP overhead can only change in response to RTCP or configuration change. |
| 877 | send_stream->Reconfigure(helper.config(), nullptr); |
Erik Språng | 04e1bab | 2020-05-07 16:18:32 | [diff] [blame] | 878 | EXPECT_CALL(*helper.channel_send(), OnBitrateAllocation); |
Per Kjellander | 50b0a76 | 2023-04-12 11:40:01 | [diff] [blame] | 879 | send_stream->OnBitrateUpdated(update); |
Erik Språng | 04e1bab | 2020-05-07 16:18:32 | [diff] [blame] | 880 | |
| 881 | EXPECT_EQ(audio_overhead_per_packet_bytes + 20, |
| 882 | send_stream->TestOnlyGetPerPacketOverheadBytes()); |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 883 | } |
Anton Sukhanov | 626015d | 2019-02-04 23:16:06 | [diff] [blame] | 884 | } |
| 885 | |
| 886 | TEST(AudioSendStreamTest, OnAudioAndTransportOverheadChanged) { |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 887 | for (bool use_null_audio_processing : {false, true}) { |
| 888 | ConfigHelper helper(false, true, use_null_audio_processing); |
Erik Språng | 04e1bab | 2020-05-07 16:18:32 | [diff] [blame] | 889 | const size_t audio_overhead_per_packet_bytes = 555; |
| 890 | EXPECT_CALL(*helper.rtp_rtcp(), ExpectedPerPacketOverhead) |
| 891 | .WillRepeatedly(Return(audio_overhead_per_packet_bytes)); |
Dan Tan | 2406aaf | 2024-08-05 20:53:31 | [diff] [blame] | 892 | EXPECT_CALL(*helper.channel_send(), RegisterPacketOverhead).Times(2); |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 893 | auto send_stream = helper.CreateAudioSendStream(); |
| 894 | auto new_config = helper.config(); |
Anton Sukhanov | 626015d | 2019-02-04 23:16:06 | [diff] [blame] | 895 | |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 896 | const size_t transport_overhead_per_packet_bytes = 333; |
| 897 | send_stream->SetTransportOverhead(transport_overhead_per_packet_bytes); |
Anton Sukhanov | 626015d | 2019-02-04 23:16:06 | [diff] [blame] | 898 | |
Erik Språng | 04e1bab | 2020-05-07 16:18:32 | [diff] [blame] | 899 | BitrateAllocationUpdate update; |
| 900 | update.target_bitrate = |
| 901 | DataRate::BitsPerSec(helper.config().max_bitrate_bps) + |
| 902 | kMaxOverheadRate; |
| 903 | EXPECT_CALL(*helper.channel_send(), OnBitrateAllocation); |
Per Kjellander | 50b0a76 | 2023-04-12 11:40:01 | [diff] [blame] | 904 | send_stream->OnBitrateUpdated(update); |
Anton Sukhanov | 626015d | 2019-02-04 23:16:06 | [diff] [blame] | 905 | |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 906 | EXPECT_EQ( |
| 907 | transport_overhead_per_packet_bytes + audio_overhead_per_packet_bytes, |
| 908 | send_stream->TestOnlyGetPerPacketOverheadBytes()); |
| 909 | } |
Anton Sukhanov | 626015d | 2019-02-04 23:16:06 | [diff] [blame] | 910 | } |
| 911 | |
Benjamin Wright | 78410ad | 2018-10-25 16:52:57 | [diff] [blame] | 912 | // Validates that reconfiguring the AudioSendStream with a Frame encryptor |
| 913 | // correctly reconfigures on the object without crashing. |
| 914 | TEST(AudioSendStreamTest, ReconfigureWithFrameEncryptor) { |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 915 | for (bool use_null_audio_processing : {false, true}) { |
| 916 | ConfigHelper helper(false, true, use_null_audio_processing); |
| 917 | auto send_stream = helper.CreateAudioSendStream(); |
| 918 | auto new_config = helper.config(); |
Benjamin Wright | 78410ad | 2018-10-25 16:52:57 | [diff] [blame] | 919 | |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 920 | rtc::scoped_refptr<FrameEncryptorInterface> mock_frame_encryptor_0( |
Tomas Gunnarsson | c1d5891 | 2021-04-22 17:21:43 | [diff] [blame] | 921 | rtc::make_ref_counted<MockFrameEncryptor>()); |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 922 | new_config.frame_encryptor = mock_frame_encryptor_0; |
| 923 | EXPECT_CALL(*helper.channel_send(), SetFrameEncryptor(Ne(nullptr))) |
| 924 | .Times(1); |
Florent Castelli | acabb36 | 2022-10-18 15:05:16 | [diff] [blame] | 925 | send_stream->Reconfigure(new_config, nullptr); |
Benjamin Wright | 78410ad | 2018-10-25 16:52:57 | [diff] [blame] | 926 | |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 927 | // Not updating the frame encryptor shouldn't force it to reconfigure. |
| 928 | EXPECT_CALL(*helper.channel_send(), SetFrameEncryptor(_)).Times(0); |
Florent Castelli | acabb36 | 2022-10-18 15:05:16 | [diff] [blame] | 929 | send_stream->Reconfigure(new_config, nullptr); |
Benjamin Wright | 78410ad | 2018-10-25 16:52:57 | [diff] [blame] | 930 | |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 931 | // Updating frame encryptor to a new object should force a call to the |
| 932 | // proxy. |
| 933 | rtc::scoped_refptr<FrameEncryptorInterface> mock_frame_encryptor_1( |
Tomas Gunnarsson | c1d5891 | 2021-04-22 17:21:43 | [diff] [blame] | 934 | rtc::make_ref_counted<MockFrameEncryptor>()); |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 935 | new_config.frame_encryptor = mock_frame_encryptor_1; |
| 936 | new_config.crypto_options.sframe.require_frame_encryption = true; |
| 937 | EXPECT_CALL(*helper.channel_send(), SetFrameEncryptor(Ne(nullptr))) |
| 938 | .Times(1); |
Florent Castelli | acabb36 | 2022-10-18 15:05:16 | [diff] [blame] | 939 | send_stream->Reconfigure(new_config, nullptr); |
Per Åhgren | cc73ed3 | 2020-04-26 21:56:17 | [diff] [blame] | 940 | } |
Benjamin Wright | 78410ad | 2018-10-25 16:52:57 | [diff] [blame] | 941 | } |
Dan Tan | 68e85b8 | 2024-01-29 23:02:59 | [diff] [blame] | 942 | |
| 943 | TEST(AudioSendStreamTest, DefaultsHonorsPriorityBitrate) { |
| 944 | ConfigHelper helper(true, true, true); |
| 945 | ScopedKeyValueConfig field_trials(helper.field_trials, |
| 946 | "WebRTC-Audio-Allocation/prio_rate:20/"); |
| 947 | auto send_stream = helper.CreateAudioSendStream(); |
| 948 | EXPECT_CALL(*helper.bitrate_allocator(), AddObserver(send_stream.get(), _)) |
| 949 | .WillOnce(Invoke( |
| 950 | [&](BitrateAllocatorObserver*, MediaStreamAllocationConfig config) { |
| 951 | EXPECT_EQ(config.priority_bitrate_bps, 20000); |
| 952 | })); |
| 953 | EXPECT_CALL(*helper.channel_send(), StartSend()); |
| 954 | send_stream->Start(); |
| 955 | EXPECT_CALL(*helper.channel_send(), StopSend()); |
| 956 | send_stream->Stop(); |
| 957 | } |
| 958 | |
Dan Tan | 96c1b9c | 2024-07-30 17:01:12 | [diff] [blame] | 959 | TEST(AudioSendStreamTest, DefaultsToContributeUnusedBitrate) { |
| 960 | ConfigHelper helper(true, true, true); |
| 961 | auto send_stream = helper.CreateAudioSendStream(); |
| 962 | EXPECT_CALL( |
| 963 | *helper.bitrate_allocator(), |
| 964 | AddObserver(send_stream.get(), |
| 965 | Field(&MediaStreamAllocationConfig::rate_elasticity, |
| 966 | TrackRateElasticity::kCanContributeUnusedRate))); |
| 967 | EXPECT_CALL(*helper.channel_send(), StartSend()); |
| 968 | send_stream->Start(); |
| 969 | EXPECT_CALL(*helper.channel_send(), StopSend()); |
| 970 | send_stream->Stop(); |
| 971 | } |
| 972 | |
Dan Tan | 68e85b8 | 2024-01-29 23:02:59 | [diff] [blame] | 973 | TEST(AudioSendStreamTest, OverridesPriorityBitrate) { |
| 974 | ConfigHelper helper(true, true, true); |
| 975 | ScopedKeyValueConfig field_trials(helper.field_trials, |
| 976 | "WebRTC-Audio-Allocation/prio_rate:20/" |
| 977 | "WebRTC-Audio-PriorityBitrate/Disabled/"); |
| 978 | auto send_stream = helper.CreateAudioSendStream(); |
| 979 | EXPECT_CALL(*helper.bitrate_allocator(), AddObserver(send_stream.get(), _)) |
| 980 | .WillOnce(Invoke( |
| 981 | [&](BitrateAllocatorObserver*, MediaStreamAllocationConfig config) { |
| 982 | EXPECT_EQ(config.priority_bitrate_bps, 0); |
| 983 | })); |
| 984 | EXPECT_CALL(*helper.channel_send(), StartSend()); |
| 985 | send_stream->Start(); |
| 986 | EXPECT_CALL(*helper.channel_send(), StopSend()); |
| 987 | send_stream->Stop(); |
| 988 | } |
| 989 | |
Jakob Ivarsson | 9d9b3a3 | 2024-02-07 08:44:31 | [diff] [blame] | 990 | TEST(AudioSendStreamTest, UseEncoderBitrateRange) { |
| 991 | ConfigHelper helper(true, true, true); |
| 992 | std::pair<DataRate, DataRate> bitrate_range{DataRate::BitsPerSec(5000), |
| 993 | DataRate::BitsPerSec(10000)}; |
Danil Chapovalov | 954e72b | 2024-07-10 17:22:07 | [diff] [blame] | 994 | EXPECT_CALL(helper.mock_encoder_factory(), Create) |
| 995 | .WillOnce(WithArg<1>([&](const SdpAudioFormat& format) { |
| 996 | auto mock_encoder = SetupAudioEncoderMock(format); |
| 997 | EXPECT_CALL(*mock_encoder, GetBitrateRange) |
Jakob Ivarsson | 9d9b3a3 | 2024-02-07 08:44:31 | [diff] [blame] | 998 | .WillRepeatedly(Return(bitrate_range)); |
Danil Chapovalov | 954e72b | 2024-07-10 17:22:07 | [diff] [blame] | 999 | return mock_encoder; |
Jakob Ivarsson | 9d9b3a3 | 2024-02-07 08:44:31 | [diff] [blame] | 1000 | })); |
| 1001 | auto send_stream = helper.CreateAudioSendStream(); |
| 1002 | EXPECT_CALL(*helper.bitrate_allocator(), AddObserver(send_stream.get(), _)) |
| 1003 | .WillOnce(Invoke( |
| 1004 | [&](BitrateAllocatorObserver*, MediaStreamAllocationConfig config) { |
| 1005 | EXPECT_EQ(config.min_bitrate_bps, bitrate_range.first.bps()); |
| 1006 | EXPECT_EQ(config.max_bitrate_bps, bitrate_range.second.bps()); |
| 1007 | })); |
| 1008 | EXPECT_CALL(*helper.channel_send(), StartSend()); |
| 1009 | send_stream->Start(); |
| 1010 | EXPECT_CALL(*helper.channel_send(), StopSend()); |
| 1011 | send_stream->Stop(); |
| 1012 | } |
| 1013 | |
solenberg | 85a0496 | 2015-10-27 10:35:21 | [diff] [blame] | 1014 | } // namespace test |
solenberg | c7a8b08 | 2015-10-16 21:35:07 | [diff] [blame] | 1015 | } // namespace webrtc |