/* * libjingle * Copyright 2008 Google Inc. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * 1. Redistributions of source code must retain the above copyright notice, * this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright notice, * this list of conditions and the following disclaimer in the documentation * and/or other materials provided with the distribution. * 3. The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #ifdef WIN32 #include "webrtc/base/win32.h" #include #endif #include "webrtc/base/byteorder.h" #include "webrtc/base/gunit.h" #include "talk/media/base/constants.h" #include "talk/media/base/fakemediaengine.h" #include "talk/media/base/fakemediaprocessor.h" #include "talk/media/base/fakenetworkinterface.h" #include "talk/media/base/fakertp.h" #include "talk/media/webrtc/fakewebrtccall.h" #include "talk/media/webrtc/fakewebrtcvoiceengine.h" #include "talk/media/webrtc/webrtcvoiceengine.h" #include "webrtc/p2p/base/fakesession.h" #include "talk/session/media/channel.h" // Tests for the WebRtcVoiceEngine/VoiceChannel code. using cricket::kRtpAudioLevelHeaderExtension; using cricket::kRtpAbsoluteSenderTimeHeaderExtension; static const cricket::AudioCodec kPcmuCodec(0, "PCMU", 8000, 64000, 1, 0); static const cricket::AudioCodec kIsacCodec(103, "ISAC", 16000, 32000, 1, 0); static const cricket::AudioCodec kOpusCodec(111, "opus", 48000, 64000, 2, 0); static const cricket::AudioCodec kG722CodecVoE(9, "G722", 16000, 64000, 1, 0); static const cricket::AudioCodec kG722CodecSdp(9, "G722", 8000, 64000, 1, 0); static const cricket::AudioCodec kRedCodec(117, "red", 8000, 0, 1, 0); static const cricket::AudioCodec kCn8000Codec(13, "CN", 8000, 0, 1, 0); static const cricket::AudioCodec kCn16000Codec(105, "CN", 16000, 0, 1, 0); static const cricket::AudioCodec kTelephoneEventCodec(106, "telephone-event", 8000, 0, 1, 0); static const cricket::AudioCodec* const kAudioCodecs[] = { &kPcmuCodec, &kIsacCodec, &kOpusCodec, &kG722CodecVoE, &kRedCodec, &kCn8000Codec, &kCn16000Codec, &kTelephoneEventCodec, }; const char kRingbackTone[] = "RIFF____WAVE____ABCD1234"; static uint32 kSsrc1 = 0x99; static uint32 kSsrc2 = 0x98; class FakeVoEWrapper : public cricket::VoEWrapper { public: explicit FakeVoEWrapper(cricket::FakeWebRtcVoiceEngine* engine) : cricket::VoEWrapper(engine, // processing engine, // base engine, // codec engine, // dtmf engine, // file engine, // hw engine, // media engine, // neteq engine, // network engine, // rtp engine, // sync engine) { // volume } }; class FakeVoETraceWrapper : public cricket::VoETraceWrapper { public: int SetTraceFilter(const unsigned int filter) override { filter_ = filter; return 0; } int SetTraceFile(const char* fileNameUTF8) override { return 0; } int SetTraceCallback(webrtc::TraceCallback* callback) override { return 0; } unsigned int filter_; }; class WebRtcVoiceEngineTestFake : public testing::Test { public: class ChannelErrorListener : public sigslot::has_slots<> { public: explicit ChannelErrorListener(cricket::VoiceMediaChannel* channel) : ssrc_(0), error_(cricket::VoiceMediaChannel::ERROR_NONE) { DCHECK(channel != NULL); channel->SignalMediaError.connect( this, &ChannelErrorListener::OnVoiceChannelError); } void OnVoiceChannelError(uint32 ssrc, cricket::VoiceMediaChannel::Error error) { ssrc_ = ssrc; error_ = error; } void Reset() { ssrc_ = 0; error_ = cricket::VoiceMediaChannel::ERROR_NONE; } uint32 ssrc() const { return ssrc_; } cricket::VoiceMediaChannel::Error error() const { return error_; } private: uint32 ssrc_; cricket::VoiceMediaChannel::Error error_; }; WebRtcVoiceEngineTestFake() : voe_(kAudioCodecs, ARRAY_SIZE(kAudioCodecs)), trace_wrapper_(new FakeVoETraceWrapper()), engine_(new FakeVoEWrapper(&voe_), trace_wrapper_), channel_(nullptr) { options_conference_.conference_mode.Set(true); options_adjust_agc_.adjust_agc_delta.Set(-10); } bool SetupEngineWithoutStream() { if (!engine_.Init(rtc::Thread::Current())) { return false; } channel_ = engine_.CreateChannel(cricket::AudioOptions()); return (channel_ != nullptr); } bool SetupEngine() { if (!SetupEngineWithoutStream()) { return false; } return channel_->AddSendStream( cricket::StreamParams::CreateLegacy(kSsrc1)); } void SetupForMultiSendStream() { EXPECT_TRUE(SetupEngine()); // Remove stream added in Setup, which is corresponding to default channel. int default_channel_num = voe_.GetLastChannel(); uint32 default_send_ssrc = 0u; EXPECT_EQ(0, voe_.GetLocalSSRC(default_channel_num, default_send_ssrc)); EXPECT_EQ(kSsrc1, default_send_ssrc); EXPECT_TRUE(channel_->RemoveSendStream(default_send_ssrc)); // Verify the default channel still exists. EXPECT_EQ(0, voe_.GetLocalSSRC(default_channel_num, default_send_ssrc)); } void DeliverPacket(const void* data, int len) { rtc::Buffer packet(reinterpret_cast(data), len); channel_->OnPacketReceived(&packet, rtc::PacketTime()); } void TearDown() override { delete channel_; engine_.Terminate(); } void TestInsertDtmf(uint32 ssrc, bool caller) { EXPECT_TRUE(engine_.Init(rtc::Thread::Current())); channel_ = engine_.CreateChannel(cricket::AudioOptions()); EXPECT_TRUE(channel_ != nullptr); if (caller) { // if this is a caller, local description will be applied and add the // send stream. EXPECT_TRUE(channel_->AddSendStream( cricket::StreamParams::CreateLegacy(kSsrc1))); } int channel_id = voe_.GetLastChannel(); // Test we can only InsertDtmf when the other side supports telephone-event. std::vector codecs; codecs.push_back(kPcmuCodec); EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_TRUE(channel_->SetSend(cricket::SEND_MICROPHONE)); EXPECT_FALSE(channel_->CanInsertDtmf()); EXPECT_FALSE(channel_->InsertDtmf(ssrc, 1, 111, cricket::DF_SEND)); codecs.push_back(kTelephoneEventCodec); EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_TRUE(channel_->CanInsertDtmf()); if (!caller) { // There's no active send channel yet. EXPECT_FALSE(channel_->InsertDtmf(ssrc, 2, 123, cricket::DF_SEND)); EXPECT_TRUE(channel_->AddSendStream( cricket::StreamParams::CreateLegacy(kSsrc1))); } // Check we fail if the ssrc is invalid. EXPECT_FALSE(channel_->InsertDtmf(-1, 1, 111, cricket::DF_SEND)); // Test send EXPECT_FALSE(voe_.WasSendTelephoneEventCalled(channel_id, 2, 123)); EXPECT_TRUE(channel_->InsertDtmf(ssrc, 2, 123, cricket::DF_SEND)); EXPECT_TRUE(voe_.WasSendTelephoneEventCalled(channel_id, 2, 123)); // Test play EXPECT_FALSE(voe_.WasPlayDtmfToneCalled(3, 134)); EXPECT_TRUE(channel_->InsertDtmf(ssrc, 3, 134, cricket::DF_PLAY)); EXPECT_TRUE(voe_.WasPlayDtmfToneCalled(3, 134)); // Test send and play EXPECT_FALSE(voe_.WasSendTelephoneEventCalled(channel_id, 4, 145)); EXPECT_FALSE(voe_.WasPlayDtmfToneCalled(4, 145)); EXPECT_TRUE(channel_->InsertDtmf(ssrc, 4, 145, cricket::DF_PLAY | cricket::DF_SEND)); EXPECT_TRUE(voe_.WasSendTelephoneEventCalled(channel_id, 4, 145)); EXPECT_TRUE(voe_.WasPlayDtmfToneCalled(4, 145)); } // Test that send bandwidth is set correctly. // |codec| is the codec under test. // |max_bitrate| is a parameter to set to SetMaxSendBandwidth(). // |expected_result| is the expected result from SetMaxSendBandwidth(). // |expected_bitrate| is the expected audio bitrate afterward. void TestSendBandwidth(const cricket::AudioCodec& codec, int max_bitrate, bool expected_result, int expected_bitrate) { int channel_num = voe_.GetLastChannel(); std::vector codecs; codecs.push_back(codec); EXPECT_TRUE(channel_->SetSendCodecs(codecs)); bool result = channel_->SetMaxSendBandwidth(max_bitrate); EXPECT_EQ(expected_result, result); webrtc::CodecInst temp_codec; EXPECT_FALSE(voe_.GetSendCodec(channel_num, temp_codec)); EXPECT_EQ(expected_bitrate, temp_codec.rate); } void TestSetSendRtpHeaderExtensions(const std::string& ext) { EXPECT_TRUE(SetupEngineWithoutStream()); int channel_num = voe_.GetLastChannel(); // Ensure extensions are off by default. EXPECT_EQ(-1, voe_.GetSendRtpExtensionId(channel_num, ext)); std::vector extensions; // Ensure unknown extensions won't cause an error. extensions.push_back(cricket::RtpHeaderExtension( "urn:ietf:params:unknownextention", 1)); EXPECT_TRUE(channel_->SetSendRtpHeaderExtensions(extensions)); EXPECT_EQ(-1, voe_.GetSendRtpExtensionId(channel_num, ext)); // Ensure extensions stay off with an empty list of headers. extensions.clear(); EXPECT_TRUE(channel_->SetSendRtpHeaderExtensions(extensions)); EXPECT_EQ(-1, voe_.GetSendRtpExtensionId(channel_num, ext)); // Ensure extension is set properly. const int id = 1; extensions.push_back(cricket::RtpHeaderExtension(ext, id)); EXPECT_TRUE(channel_->SetSendRtpHeaderExtensions(extensions)); EXPECT_EQ(id, voe_.GetSendRtpExtensionId(channel_num, ext)); // Ensure extension is set properly on new channel. // The first stream to occupy the default channel. EXPECT_TRUE(channel_->AddSendStream( cricket::StreamParams::CreateLegacy(123))); EXPECT_TRUE(channel_->AddSendStream( cricket::StreamParams::CreateLegacy(234))); int new_channel_num = voe_.GetLastChannel(); EXPECT_NE(channel_num, new_channel_num); EXPECT_EQ(id, voe_.GetSendRtpExtensionId(new_channel_num, ext)); // Ensure all extensions go back off with an empty list. extensions.clear(); EXPECT_TRUE(channel_->SetSendRtpHeaderExtensions(extensions)); EXPECT_EQ(-1, voe_.GetSendRtpExtensionId(channel_num, ext)); EXPECT_EQ(-1, voe_.GetSendRtpExtensionId(new_channel_num, ext)); } void TestSetRecvRtpHeaderExtensions(const std::string& ext) { EXPECT_TRUE(SetupEngineWithoutStream()); int channel_num = voe_.GetLastChannel(); // Ensure extensions are off by default. EXPECT_EQ(-1, voe_.GetReceiveRtpExtensionId(channel_num, ext)); std::vector extensions; // Ensure unknown extensions won't cause an error. extensions.push_back(cricket::RtpHeaderExtension( "urn:ietf:params:unknownextention", 1)); EXPECT_TRUE(channel_->SetRecvRtpHeaderExtensions(extensions)); EXPECT_EQ(-1, voe_.GetReceiveRtpExtensionId(channel_num, ext)); // Ensure extensions stay off with an empty list of headers. extensions.clear(); EXPECT_TRUE(channel_->SetRecvRtpHeaderExtensions(extensions)); EXPECT_EQ(-1, voe_.GetReceiveRtpExtensionId(channel_num, ext)); // Ensure extension is set properly. const int id = 2; extensions.push_back(cricket::RtpHeaderExtension(ext, id)); EXPECT_TRUE(channel_->SetRecvRtpHeaderExtensions(extensions)); EXPECT_EQ(id, voe_.GetReceiveRtpExtensionId(channel_num, ext)); // Ensure extension is set properly on new channel. // The first stream to occupy the default channel. EXPECT_TRUE(channel_->AddRecvStream( cricket::StreamParams::CreateLegacy(345))); EXPECT_TRUE(channel_->AddRecvStream( cricket::StreamParams::CreateLegacy(456))); int new_channel_num = voe_.GetLastChannel(); EXPECT_NE(channel_num, new_channel_num); EXPECT_EQ(id, voe_.GetReceiveRtpExtensionId(new_channel_num, ext)); // Ensure all extensions go back off with an empty list. extensions.clear(); EXPECT_TRUE(channel_->SetRecvRtpHeaderExtensions(extensions)); EXPECT_EQ(-1, voe_.GetReceiveRtpExtensionId(channel_num, ext)); EXPECT_EQ(-1, voe_.GetReceiveRtpExtensionId(new_channel_num, ext)); } protected: cricket::FakeWebRtcVoiceEngine voe_; FakeVoETraceWrapper* trace_wrapper_; cricket::WebRtcVoiceEngine engine_; cricket::VoiceMediaChannel* channel_; cricket::AudioOptions options_conference_; cricket::AudioOptions options_adjust_agc_; }; // Tests that our stub library "works". TEST_F(WebRtcVoiceEngineTestFake, StartupShutdown) { EXPECT_FALSE(voe_.IsInited()); EXPECT_TRUE(engine_.Init(rtc::Thread::Current())); EXPECT_TRUE(voe_.IsInited()); engine_.Terminate(); EXPECT_FALSE(voe_.IsInited()); } // Tests that we can create and destroy a channel. TEST_F(WebRtcVoiceEngineTestFake, CreateChannel) { EXPECT_TRUE(engine_.Init(rtc::Thread::Current())); channel_ = engine_.CreateChannel(cricket::AudioOptions()); EXPECT_TRUE(channel_ != nullptr); } // Tests that we properly handle failures in CreateChannel. TEST_F(WebRtcVoiceEngineTestFake, CreateChannelFail) { voe_.set_fail_create_channel(true); EXPECT_TRUE(engine_.Init(rtc::Thread::Current())); channel_ = engine_.CreateChannel(cricket::AudioOptions()); EXPECT_TRUE(channel_ == nullptr); } // Tests that the list of supported codecs is created properly and ordered // correctly TEST_F(WebRtcVoiceEngineTestFake, CodecPreference) { const std::vector& codecs = engine_.codecs(); ASSERT_FALSE(codecs.empty()); EXPECT_STRCASEEQ("opus", codecs[0].name.c_str()); EXPECT_EQ(48000, codecs[0].clockrate); EXPECT_EQ(2, codecs[0].channels); EXPECT_EQ(64000, codecs[0].bitrate); int pref = codecs[0].preference; for (size_t i = 1; i < codecs.size(); ++i) { EXPECT_GT(pref, codecs[i].preference); pref = codecs[i].preference; } } // Tests that we can find codecs by name or id, and that we interpret the // clockrate and bitrate fields properly. TEST_F(WebRtcVoiceEngineTestFake, FindCodec) { cricket::AudioCodec codec; webrtc::CodecInst codec_inst; // Find PCMU with explicit clockrate and bitrate. EXPECT_TRUE(engine_.FindWebRtcCodec(kPcmuCodec, &codec_inst)); // Find ISAC with explicit clockrate and 0 bitrate. EXPECT_TRUE(engine_.FindWebRtcCodec(kIsacCodec, &codec_inst)); // Find telephone-event with explicit clockrate and 0 bitrate. EXPECT_TRUE(engine_.FindWebRtcCodec(kTelephoneEventCodec, &codec_inst)); // Find ISAC with a different payload id. codec = kIsacCodec; codec.id = 127; EXPECT_TRUE(engine_.FindWebRtcCodec(codec, &codec_inst)); EXPECT_EQ(codec.id, codec_inst.pltype); // Find PCMU with a 0 clockrate. codec = kPcmuCodec; codec.clockrate = 0; EXPECT_TRUE(engine_.FindWebRtcCodec(codec, &codec_inst)); EXPECT_EQ(codec.id, codec_inst.pltype); EXPECT_EQ(8000, codec_inst.plfreq); // Find PCMU with a 0 bitrate. codec = kPcmuCodec; codec.bitrate = 0; EXPECT_TRUE(engine_.FindWebRtcCodec(codec, &codec_inst)); EXPECT_EQ(codec.id, codec_inst.pltype); EXPECT_EQ(64000, codec_inst.rate); // Find ISAC with an explicit bitrate. codec = kIsacCodec; codec.bitrate = 32000; EXPECT_TRUE(engine_.FindWebRtcCodec(codec, &codec_inst)); EXPECT_EQ(codec.id, codec_inst.pltype); EXPECT_EQ(32000, codec_inst.rate); } // Test that we set our inbound codecs properly, including changing PT. TEST_F(WebRtcVoiceEngineTestFake, SetRecvCodecs) { EXPECT_TRUE(SetupEngine()); int channel_num = voe_.GetLastChannel(); std::vector codecs; codecs.push_back(kIsacCodec); codecs.push_back(kPcmuCodec); codecs.push_back(kTelephoneEventCodec); codecs[0].id = 106; // collide with existing telephone-event codecs[2].id = 126; EXPECT_TRUE(channel_->SetRecvCodecs(codecs)); webrtc::CodecInst gcodec; rtc::strcpyn(gcodec.plname, ARRAY_SIZE(gcodec.plname), "ISAC"); gcodec.plfreq = 16000; gcodec.channels = 1; EXPECT_EQ(0, voe_.GetRecPayloadType(channel_num, gcodec)); EXPECT_EQ(106, gcodec.pltype); EXPECT_STREQ("ISAC", gcodec.plname); rtc::strcpyn(gcodec.plname, ARRAY_SIZE(gcodec.plname), "telephone-event"); gcodec.plfreq = 8000; EXPECT_EQ(0, voe_.GetRecPayloadType(channel_num, gcodec)); EXPECT_EQ(126, gcodec.pltype); EXPECT_STREQ("telephone-event", gcodec.plname); } // Test that we fail to set an unknown inbound codec. TEST_F(WebRtcVoiceEngineTestFake, SetRecvCodecsUnsupportedCodec) { EXPECT_TRUE(SetupEngine()); std::vector codecs; codecs.push_back(kIsacCodec); codecs.push_back(cricket::AudioCodec(127, "XYZ", 32000, 0, 1, 0)); EXPECT_FALSE(channel_->SetRecvCodecs(codecs)); } // Test that we fail if we have duplicate types in the inbound list. TEST_F(WebRtcVoiceEngineTestFake, SetRecvCodecsDuplicatePayloadType) { EXPECT_TRUE(SetupEngine()); std::vector codecs; codecs.push_back(kIsacCodec); codecs.push_back(kCn16000Codec); codecs[1].id = kIsacCodec.id; EXPECT_FALSE(channel_->SetRecvCodecs(codecs)); } // Test that we can decode OPUS without stereo parameters. TEST_F(WebRtcVoiceEngineTestFake, SetRecvCodecsWithOpusNoStereo) { EXPECT_TRUE(SetupEngine()); EXPECT_TRUE(channel_->SetOptions(options_conference_)); std::vector codecs; codecs.push_back(kIsacCodec); codecs.push_back(kPcmuCodec); codecs.push_back(kOpusCodec); EXPECT_TRUE(channel_->SetRecvCodecs(codecs)); EXPECT_TRUE(channel_->AddRecvStream( cricket::StreamParams::CreateLegacy(kSsrc1))); int channel_num2 = voe_.GetLastChannel(); webrtc::CodecInst opus; engine_.FindWebRtcCodec(kOpusCodec, &opus); // Even without stereo parameters, recv codecs still specify channels = 2. EXPECT_EQ(2, opus.channels); EXPECT_EQ(111, opus.pltype); EXPECT_STREQ("opus", opus.plname); opus.pltype = 0; EXPECT_EQ(0, voe_.GetRecPayloadType(channel_num2, opus)); EXPECT_EQ(111, opus.pltype); } // Test that we can decode OPUS with stereo = 0. TEST_F(WebRtcVoiceEngineTestFake, SetRecvCodecsWithOpus0Stereo) { EXPECT_TRUE(SetupEngine()); EXPECT_TRUE(channel_->SetOptions(options_conference_)); std::vector codecs; codecs.push_back(kIsacCodec); codecs.push_back(kPcmuCodec); codecs.push_back(kOpusCodec); codecs[2].params["stereo"] = "0"; EXPECT_TRUE(channel_->SetRecvCodecs(codecs)); EXPECT_TRUE(channel_->AddRecvStream( cricket::StreamParams::CreateLegacy(kSsrc1))); int channel_num2 = voe_.GetLastChannel(); webrtc::CodecInst opus; engine_.FindWebRtcCodec(kOpusCodec, &opus); // Even when stereo is off, recv codecs still specify channels = 2. EXPECT_EQ(2, opus.channels); EXPECT_EQ(111, opus.pltype); EXPECT_STREQ("opus", opus.plname); opus.pltype = 0; EXPECT_EQ(0, voe_.GetRecPayloadType(channel_num2, opus)); EXPECT_EQ(111, opus.pltype); } // Test that we can decode OPUS with stereo = 1. TEST_F(WebRtcVoiceEngineTestFake, SetRecvCodecsWithOpus1Stereo) { EXPECT_TRUE(SetupEngine()); EXPECT_TRUE(channel_->SetOptions(options_conference_)); std::vector codecs; codecs.push_back(kIsacCodec); codecs.push_back(kPcmuCodec); codecs.push_back(kOpusCodec); codecs[2].params["stereo"] = "1"; EXPECT_TRUE(channel_->SetRecvCodecs(codecs)); EXPECT_TRUE(channel_->AddRecvStream( cricket::StreamParams::CreateLegacy(kSsrc1))); int channel_num2 = voe_.GetLastChannel(); webrtc::CodecInst opus; engine_.FindWebRtcCodec(kOpusCodec, &opus); EXPECT_EQ(2, opus.channels); EXPECT_EQ(111, opus.pltype); EXPECT_STREQ("opus", opus.plname); opus.pltype = 0; EXPECT_EQ(0, voe_.GetRecPayloadType(channel_num2, opus)); EXPECT_EQ(111, opus.pltype); } // Test that changes to recv codecs are applied to all streams. TEST_F(WebRtcVoiceEngineTestFake, SetRecvCodecsWithMultipleStreams) { EXPECT_TRUE(SetupEngine()); EXPECT_TRUE(channel_->SetOptions(options_conference_)); std::vector codecs; codecs.push_back(kIsacCodec); codecs.push_back(kPcmuCodec); codecs.push_back(kTelephoneEventCodec); codecs[0].id = 106; // collide with existing telephone-event codecs[2].id = 126; EXPECT_TRUE(channel_->SetRecvCodecs(codecs)); EXPECT_TRUE(channel_->AddRecvStream( cricket::StreamParams::CreateLegacy(kSsrc1))); int channel_num2 = voe_.GetLastChannel(); webrtc::CodecInst gcodec; rtc::strcpyn(gcodec.plname, ARRAY_SIZE(gcodec.plname), "ISAC"); gcodec.plfreq = 16000; gcodec.channels = 1; EXPECT_EQ(0, voe_.GetRecPayloadType(channel_num2, gcodec)); EXPECT_EQ(106, gcodec.pltype); EXPECT_STREQ("ISAC", gcodec.plname); rtc::strcpyn(gcodec.plname, ARRAY_SIZE(gcodec.plname), "telephone-event"); gcodec.plfreq = 8000; gcodec.channels = 1; EXPECT_EQ(0, voe_.GetRecPayloadType(channel_num2, gcodec)); EXPECT_EQ(126, gcodec.pltype); EXPECT_STREQ("telephone-event", gcodec.plname); } TEST_F(WebRtcVoiceEngineTestFake, SetRecvCodecsAfterAddingStreams) { EXPECT_TRUE(SetupEngine()); EXPECT_TRUE(channel_->SetOptions(options_conference_)); std::vector codecs; codecs.push_back(kIsacCodec); codecs[0].id = 106; // collide with existing telephone-event EXPECT_TRUE(channel_->AddRecvStream( cricket::StreamParams::CreateLegacy(kSsrc1))); EXPECT_TRUE(channel_->SetRecvCodecs(codecs)); int channel_num2 = voe_.GetLastChannel(); webrtc::CodecInst gcodec; rtc::strcpyn(gcodec.plname, ARRAY_SIZE(gcodec.plname), "ISAC"); gcodec.plfreq = 16000; gcodec.channels = 1; EXPECT_EQ(0, voe_.GetRecPayloadType(channel_num2, gcodec)); EXPECT_EQ(106, gcodec.pltype); EXPECT_STREQ("ISAC", gcodec.plname); } // Test that we can apply the same set of codecs again while playing. TEST_F(WebRtcVoiceEngineTestFake, SetRecvCodecsWhilePlaying) { EXPECT_TRUE(SetupEngine()); int channel_num = voe_.GetLastChannel(); std::vector codecs; codecs.push_back(kIsacCodec); codecs.push_back(kCn16000Codec); EXPECT_TRUE(channel_->SetRecvCodecs(codecs)); EXPECT_TRUE(channel_->SetPlayout(true)); EXPECT_TRUE(channel_->SetRecvCodecs(codecs)); // Changing the payload type of a codec should fail. codecs[0].id = 127; EXPECT_FALSE(channel_->SetRecvCodecs(codecs)); EXPECT_TRUE(voe_.GetPlayout(channel_num)); } // Test that we can add a codec while playing. TEST_F(WebRtcVoiceEngineTestFake, AddRecvCodecsWhilePlaying) { EXPECT_TRUE(SetupEngine()); int channel_num = voe_.GetLastChannel(); std::vector codecs; codecs.push_back(kIsacCodec); codecs.push_back(kCn16000Codec); EXPECT_TRUE(channel_->SetRecvCodecs(codecs)); EXPECT_TRUE(channel_->SetPlayout(true)); codecs.push_back(kOpusCodec); EXPECT_TRUE(channel_->SetRecvCodecs(codecs)); EXPECT_TRUE(voe_.GetPlayout(channel_num)); webrtc::CodecInst gcodec; EXPECT_TRUE(engine_.FindWebRtcCodec(kOpusCodec, &gcodec)); EXPECT_EQ(kOpusCodec.id, gcodec.pltype); } TEST_F(WebRtcVoiceEngineTestFake, SetSendBandwidthAuto) { EXPECT_TRUE(SetupEngine()); EXPECT_TRUE(channel_->SetSendCodecs(engine_.codecs())); // Test that when autobw is enabled, bitrate is kept as the default // value. autobw is enabled for the following tests because the target // bitrate is <= 0. // ISAC, default bitrate == 32000. TestSendBandwidth(kIsacCodec, 0, true, 32000); // PCMU, default bitrate == 64000. TestSendBandwidth(kPcmuCodec, -1, true, 64000); // opus, default bitrate == 64000. TestSendBandwidth(kOpusCodec, -1, true, 64000); } TEST_F(WebRtcVoiceEngineTestFake, SetMaxSendBandwidthMultiRateAsCaller) { EXPECT_TRUE(SetupEngine()); EXPECT_TRUE(channel_->SetSendCodecs(engine_.codecs())); // Test that the bitrate of a multi-rate codec is always the maximum. // ISAC, default bitrate == 32000. TestSendBandwidth(kIsacCodec, 128000, true, 128000); TestSendBandwidth(kIsacCodec, 16000, true, 16000); // opus, default bitrate == 64000. TestSendBandwidth(kOpusCodec, 96000, true, 96000); TestSendBandwidth(kOpusCodec, 48000, true, 48000); } TEST_F(WebRtcVoiceEngineTestFake, SetMaxSendBandwidthFixedRateAsCaller) { EXPECT_TRUE(SetupEngine()); EXPECT_TRUE(channel_->SetSendCodecs(engine_.codecs())); // Test that we can only set a maximum bitrate for a fixed-rate codec // if it's bigger than the fixed rate. // PCMU, fixed bitrate == 64000. TestSendBandwidth(kPcmuCodec, 0, true, 64000); TestSendBandwidth(kPcmuCodec, 1, false, 64000); TestSendBandwidth(kPcmuCodec, 128000, true, 64000); TestSendBandwidth(kPcmuCodec, 32000, false, 64000); TestSendBandwidth(kPcmuCodec, 64000, true, 64000); TestSendBandwidth(kPcmuCodec, 63999, false, 64000); TestSendBandwidth(kPcmuCodec, 64001, true, 64000); } TEST_F(WebRtcVoiceEngineTestFake, SetMaxSendBandwidthMultiRateAsCallee) { EXPECT_TRUE(engine_.Init(rtc::Thread::Current())); channel_ = engine_.CreateChannel(cricket::AudioOptions()); EXPECT_TRUE(channel_ != nullptr); EXPECT_TRUE(channel_->SetSendCodecs(engine_.codecs())); int desired_bitrate = 128000; EXPECT_TRUE(channel_->SetMaxSendBandwidth(desired_bitrate)); EXPECT_TRUE(channel_->AddSendStream( cricket::StreamParams::CreateLegacy(kSsrc1))); int channel_num = voe_.GetLastChannel(); webrtc::CodecInst codec; EXPECT_EQ(0, voe_.GetSendCodec(channel_num, codec)); EXPECT_EQ(desired_bitrate, codec.rate); } // Test that bitrate cannot be set for CBR codecs. // Bitrate is ignored if it is higher than the fixed bitrate. // Bitrate less then the fixed bitrate is an error. TEST_F(WebRtcVoiceEngineTestFake, SetMaxSendBandwidthCbr) { EXPECT_TRUE(SetupEngine()); EXPECT_TRUE(channel_->SetSendCodecs(engine_.codecs())); webrtc::CodecInst codec; int channel_num = voe_.GetLastChannel(); std::vector codecs; // PCMU, default bitrate == 64000. codecs.push_back(kPcmuCodec); EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_EQ(0, voe_.GetSendCodec(channel_num, codec)); EXPECT_EQ(64000, codec.rate); EXPECT_TRUE(channel_->SetMaxSendBandwidth(128000)); EXPECT_EQ(0, voe_.GetSendCodec(channel_num, codec)); EXPECT_EQ(64000, codec.rate); EXPECT_FALSE(channel_->SetMaxSendBandwidth(128)); EXPECT_EQ(0, voe_.GetSendCodec(channel_num, codec)); EXPECT_EQ(64000, codec.rate); } // Test that we apply codecs properly. TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecs) { EXPECT_TRUE(SetupEngine()); int channel_num = voe_.GetLastChannel(); std::vector codecs; codecs.push_back(kIsacCodec); codecs.push_back(kPcmuCodec); codecs.push_back(kRedCodec); codecs[0].id = 96; codecs[0].bitrate = 48000; EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_EQ(1, voe_.GetNumSetSendCodecs()); webrtc::CodecInst gcodec; EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec)); EXPECT_EQ(96, gcodec.pltype); EXPECT_EQ(48000, gcodec.rate); EXPECT_STREQ("ISAC", gcodec.plname); EXPECT_FALSE(voe_.GetVAD(channel_num)); EXPECT_FALSE(voe_.GetRED(channel_num)); EXPECT_EQ(13, voe_.GetSendCNPayloadType(channel_num, false)); EXPECT_EQ(105, voe_.GetSendCNPayloadType(channel_num, true)); EXPECT_EQ(106, voe_.GetSendTelephoneEventPayloadType(channel_num)); } // Test that VoE Channel doesn't call SetSendCodec again if same codec is tried // to apply. TEST_F(WebRtcVoiceEngineTestFake, DontResetSetSendCodec) { EXPECT_TRUE(SetupEngine()); std::vector codecs; codecs.push_back(kIsacCodec); codecs.push_back(kPcmuCodec); codecs.push_back(kRedCodec); codecs[0].id = 96; codecs[0].bitrate = 48000; EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_EQ(1, voe_.GetNumSetSendCodecs()); // Calling SetSendCodec again with same codec which is already set. // In this case media channel shouldn't send codec to VoE. EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_EQ(1, voe_.GetNumSetSendCodecs()); } // Verify that G722 is set with 16000 samples per second to WebRTC. TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecG722) { EXPECT_TRUE(SetupEngine()); int channel_num = voe_.GetLastChannel(); std::vector codecs; codecs.push_back(kG722CodecSdp); EXPECT_TRUE(channel_->SetSendCodecs(codecs)); webrtc::CodecInst gcodec; EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec)); EXPECT_STREQ("G722", gcodec.plname); EXPECT_EQ(1, gcodec.channels); EXPECT_EQ(16000, gcodec.plfreq); } // Test that if clockrate is not 48000 for opus, we fail. TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecOpusBadClockrate) { EXPECT_TRUE(SetupEngine()); std::vector codecs; codecs.push_back(kOpusCodec); codecs[0].bitrate = 0; codecs[0].clockrate = 50000; EXPECT_FALSE(channel_->SetSendCodecs(codecs)); } // Test that if channels=0 for opus, we fail. TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecOpusBad0ChannelsNoStereo) { EXPECT_TRUE(SetupEngine()); std::vector codecs; codecs.push_back(kOpusCodec); codecs[0].bitrate = 0; codecs[0].channels = 0; EXPECT_FALSE(channel_->SetSendCodecs(codecs)); } // Test that if channels=0 for opus, we fail. TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecOpusBad0Channels1Stereo) { EXPECT_TRUE(SetupEngine()); std::vector codecs; codecs.push_back(kOpusCodec); codecs[0].bitrate = 0; codecs[0].channels = 0; codecs[0].params["stereo"] = "1"; EXPECT_FALSE(channel_->SetSendCodecs(codecs)); } // Test that if channel is 1 for opus and there's no stereo, we fail. TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecOpus1ChannelNoStereo) { EXPECT_TRUE(SetupEngine()); std::vector codecs; codecs.push_back(kOpusCodec); codecs[0].bitrate = 0; codecs[0].channels = 1; EXPECT_FALSE(channel_->SetSendCodecs(codecs)); } // Test that if channel is 1 for opus and stereo=0, we fail. TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecOpusBad1Channel0Stereo) { EXPECT_TRUE(SetupEngine()); std::vector codecs; codecs.push_back(kOpusCodec); codecs[0].bitrate = 0; codecs[0].channels = 1; codecs[0].params["stereo"] = "0"; EXPECT_FALSE(channel_->SetSendCodecs(codecs)); } // Test that if channel is 1 for opus and stereo=1, we fail. TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecOpusBad1Channel1Stereo) { EXPECT_TRUE(SetupEngine()); std::vector codecs; codecs.push_back(kOpusCodec); codecs[0].bitrate = 0; codecs[0].channels = 1; codecs[0].params["stereo"] = "1"; EXPECT_FALSE(channel_->SetSendCodecs(codecs)); } // Test that with bitrate=0 and no stereo, // channels and bitrate are 1 and 32000. TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecOpusGood0BitrateNoStereo) { EXPECT_TRUE(SetupEngine()); int channel_num = voe_.GetLastChannel(); std::vector codecs; codecs.push_back(kOpusCodec); codecs[0].bitrate = 0; EXPECT_TRUE(channel_->SetSendCodecs(codecs)); webrtc::CodecInst gcodec; EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec)); EXPECT_STREQ("opus", gcodec.plname); EXPECT_EQ(1, gcodec.channels); EXPECT_EQ(32000, gcodec.rate); } // Test that with bitrate=0 and stereo=0, // channels and bitrate are 1 and 32000. TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecOpusGood0Bitrate0Stereo) { EXPECT_TRUE(SetupEngine()); int channel_num = voe_.GetLastChannel(); std::vector codecs; codecs.push_back(kOpusCodec); codecs[0].bitrate = 0; codecs[0].params["stereo"] = "0"; EXPECT_TRUE(channel_->SetSendCodecs(codecs)); webrtc::CodecInst gcodec; EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec)); EXPECT_STREQ("opus", gcodec.plname); EXPECT_EQ(1, gcodec.channels); EXPECT_EQ(32000, gcodec.rate); } // Test that with bitrate=invalid and stereo=0, // channels and bitrate are 1 and 32000. TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecOpusGoodXBitrate0Stereo) { EXPECT_TRUE(SetupEngine()); int channel_num = voe_.GetLastChannel(); std::vector codecs; codecs.push_back(kOpusCodec); codecs[0].params["stereo"] = "0"; webrtc::CodecInst gcodec; // bitrate that's out of the range between 6000 and 510000 will be clamped. codecs[0].bitrate = 5999; EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec)); EXPECT_STREQ("opus", gcodec.plname); EXPECT_EQ(1, gcodec.channels); EXPECT_EQ(6000, gcodec.rate); codecs[0].bitrate = 510001; EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec)); EXPECT_STREQ("opus", gcodec.plname); EXPECT_EQ(1, gcodec.channels); EXPECT_EQ(510000, gcodec.rate); } // Test that with bitrate=0 and stereo=1, // channels and bitrate are 2 and 64000. TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecOpusGood0Bitrate1Stereo) { EXPECT_TRUE(SetupEngine()); int channel_num = voe_.GetLastChannel(); std::vector codecs; codecs.push_back(kOpusCodec); codecs[0].bitrate = 0; codecs[0].params["stereo"] = "1"; EXPECT_TRUE(channel_->SetSendCodecs(codecs)); webrtc::CodecInst gcodec; EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec)); EXPECT_STREQ("opus", gcodec.plname); EXPECT_EQ(2, gcodec.channels); EXPECT_EQ(64000, gcodec.rate); } // Test that with bitrate=invalid and stereo=1, // channels and bitrate are 2 and 64000. TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecOpusGoodXBitrate1Stereo) { EXPECT_TRUE(SetupEngine()); int channel_num = voe_.GetLastChannel(); std::vector codecs; codecs.push_back(kOpusCodec); codecs[0].params["stereo"] = "1"; webrtc::CodecInst gcodec; // bitrate that's out of the range between 6000 and 510000 will be clamped. codecs[0].bitrate = 5999; EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec)); EXPECT_STREQ("opus", gcodec.plname); EXPECT_EQ(2, gcodec.channels); EXPECT_EQ(6000, gcodec.rate); codecs[0].bitrate = 510001; EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec)); EXPECT_STREQ("opus", gcodec.plname); EXPECT_EQ(2, gcodec.channels); EXPECT_EQ(510000, gcodec.rate); } // Test that with bitrate=N and stereo unset, // channels and bitrate are 1 and N. TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecOpusGoodNBitrateNoStereo) { EXPECT_TRUE(SetupEngine()); int channel_num = voe_.GetLastChannel(); std::vector codecs; codecs.push_back(kOpusCodec); codecs[0].bitrate = 96000; EXPECT_TRUE(channel_->SetSendCodecs(codecs)); webrtc::CodecInst gcodec; EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec)); EXPECT_EQ(111, gcodec.pltype); EXPECT_EQ(96000, gcodec.rate); EXPECT_STREQ("opus", gcodec.plname); EXPECT_EQ(1, gcodec.channels); EXPECT_EQ(48000, gcodec.plfreq); } // Test that with bitrate=N and stereo=0, // channels and bitrate are 1 and N. TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecOpusGoodNBitrate0Stereo) { EXPECT_TRUE(SetupEngine()); int channel_num = voe_.GetLastChannel(); std::vector codecs; codecs.push_back(kOpusCodec); codecs[0].bitrate = 30000; codecs[0].params["stereo"] = "0"; EXPECT_TRUE(channel_->SetSendCodecs(codecs)); webrtc::CodecInst gcodec; EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec)); EXPECT_EQ(1, gcodec.channels); EXPECT_EQ(30000, gcodec.rate); EXPECT_STREQ("opus", gcodec.plname); } // Test that with bitrate=N and without any parameters, // channels and bitrate are 1 and N. TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecOpusGoodNBitrateNoParameters) { EXPECT_TRUE(SetupEngine()); int channel_num = voe_.GetLastChannel(); std::vector codecs; codecs.push_back(kOpusCodec); codecs[0].bitrate = 30000; EXPECT_TRUE(channel_->SetSendCodecs(codecs)); webrtc::CodecInst gcodec; EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec)); EXPECT_EQ(1, gcodec.channels); EXPECT_EQ(30000, gcodec.rate); EXPECT_STREQ("opus", gcodec.plname); } // Test that with bitrate=N and stereo=1, // channels and bitrate are 2 and N. TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecOpusGoodNBitrate1Stereo) { EXPECT_TRUE(SetupEngine()); int channel_num = voe_.GetLastChannel(); std::vector codecs; codecs.push_back(kOpusCodec); codecs[0].bitrate = 30000; codecs[0].params["stereo"] = "1"; EXPECT_TRUE(channel_->SetSendCodecs(codecs)); webrtc::CodecInst gcodec; EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec)); EXPECT_EQ(2, gcodec.channels); EXPECT_EQ(30000, gcodec.rate); EXPECT_STREQ("opus", gcodec.plname); } // Test that bitrate will be overridden by the "maxaveragebitrate" parameter. // Also test that the "maxaveragebitrate" can't be set to values outside the // range of 6000 and 510000 TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecOpusMaxAverageBitrate) { EXPECT_TRUE(SetupEngine()); int channel_num = voe_.GetLastChannel(); std::vector codecs; codecs.push_back(kOpusCodec); codecs[0].bitrate = 30000; webrtc::CodecInst gcodec; // Ignore if less than 6000. codecs[0].params["maxaveragebitrate"] = "5999"; EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec)); EXPECT_EQ(6000, gcodec.rate); // Ignore if larger than 510000. codecs[0].params["maxaveragebitrate"] = "510001"; EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec)); EXPECT_EQ(510000, gcodec.rate); codecs[0].params["maxaveragebitrate"] = "200000"; EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec)); EXPECT_EQ(200000, gcodec.rate); } // Test that we can enable NACK with opus as caller. TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecEnableNackAsCaller) { EXPECT_TRUE(SetupEngine()); int channel_num = voe_.GetLastChannel(); std::vector codecs; codecs.push_back(kOpusCodec); codecs[0].AddFeedbackParam(cricket::FeedbackParam(cricket::kRtcpFbParamNack, cricket::kParamValueEmpty)); EXPECT_FALSE(voe_.GetNACK(channel_num)); EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_TRUE(voe_.GetNACK(channel_num)); } // Test that we can enable NACK with opus as callee. TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecEnableNackAsCallee) { EXPECT_TRUE(engine_.Init(rtc::Thread::Current())); channel_ = engine_.CreateChannel(cricket::AudioOptions()); EXPECT_TRUE(channel_ != nullptr); int channel_num = voe_.GetLastChannel(); std::vector codecs; codecs.push_back(kOpusCodec); codecs[0].AddFeedbackParam(cricket::FeedbackParam(cricket::kRtcpFbParamNack, cricket::kParamValueEmpty)); EXPECT_FALSE(voe_.GetNACK(channel_num)); EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_FALSE(voe_.GetNACK(channel_num)); EXPECT_TRUE(channel_->AddSendStream( cricket::StreamParams::CreateLegacy(kSsrc1))); EXPECT_TRUE(voe_.GetNACK(channel_num)); } // Test that we can enable NACK on receive streams. TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecEnableNackRecvStreams) { EXPECT_TRUE(SetupEngine()); EXPECT_TRUE(channel_->SetOptions(options_conference_)); int channel_num1 = voe_.GetLastChannel(); EXPECT_TRUE(channel_->AddRecvStream(cricket::StreamParams::CreateLegacy(2))); int channel_num2 = voe_.GetLastChannel(); std::vector codecs; codecs.push_back(kOpusCodec); codecs[0].AddFeedbackParam(cricket::FeedbackParam(cricket::kRtcpFbParamNack, cricket::kParamValueEmpty)); EXPECT_FALSE(voe_.GetNACK(channel_num1)); EXPECT_FALSE(voe_.GetNACK(channel_num2)); EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_TRUE(voe_.GetNACK(channel_num1)); EXPECT_TRUE(voe_.GetNACK(channel_num2)); } // Test that we can disable NACK. TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecDisableNack) { EXPECT_TRUE(SetupEngine()); int channel_num = voe_.GetLastChannel(); std::vector codecs; codecs.push_back(kOpusCodec); codecs[0].AddFeedbackParam(cricket::FeedbackParam(cricket::kRtcpFbParamNack, cricket::kParamValueEmpty)); EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_TRUE(voe_.GetNACK(channel_num)); codecs.clear(); codecs.push_back(kOpusCodec); EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_FALSE(voe_.GetNACK(channel_num)); } // Test that we can disable NACK on receive streams. TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecDisableNackRecvStreams) { EXPECT_TRUE(SetupEngine()); EXPECT_TRUE(channel_->SetOptions(options_conference_)); int channel_num1 = voe_.GetLastChannel(); EXPECT_TRUE(channel_->AddRecvStream(cricket::StreamParams::CreateLegacy(2))); int channel_num2 = voe_.GetLastChannel(); std::vector codecs; codecs.push_back(kOpusCodec); codecs[0].AddFeedbackParam(cricket::FeedbackParam(cricket::kRtcpFbParamNack, cricket::kParamValueEmpty)); EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_TRUE(voe_.GetNACK(channel_num1)); EXPECT_TRUE(voe_.GetNACK(channel_num2)); codecs.clear(); codecs.push_back(kOpusCodec); EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_FALSE(voe_.GetNACK(channel_num1)); EXPECT_FALSE(voe_.GetNACK(channel_num2)); } // Test that NACK is enabled on a new receive stream. TEST_F(WebRtcVoiceEngineTestFake, AddRecvStreamEnableNack) { EXPECT_TRUE(SetupEngine()); EXPECT_TRUE(channel_->SetOptions(options_conference_)); int channel_num = voe_.GetLastChannel(); std::vector codecs; codecs.push_back(kIsacCodec); codecs[0].AddFeedbackParam(cricket::FeedbackParam(cricket::kRtcpFbParamNack, cricket::kParamValueEmpty)); codecs.push_back(kCn16000Codec); EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_TRUE(voe_.GetNACK(channel_num)); EXPECT_TRUE(channel_->AddRecvStream(cricket::StreamParams::CreateLegacy(2))); channel_num = voe_.GetLastChannel(); EXPECT_TRUE(voe_.GetNACK(channel_num)); EXPECT_TRUE(channel_->AddRecvStream(cricket::StreamParams::CreateLegacy(3))); channel_num = voe_.GetLastChannel(); EXPECT_TRUE(voe_.GetNACK(channel_num)); } // Test that without useinbandfec, Opus FEC is off. TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecNoOpusFec) { EXPECT_TRUE(SetupEngine()); int channel_num = voe_.GetLastChannel(); std::vector codecs; codecs.push_back(kOpusCodec); EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_FALSE(voe_.GetCodecFEC(channel_num)); } // Test that with useinbandfec=0, Opus FEC is off. TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecOpusDisableFec) { EXPECT_TRUE(SetupEngine()); int channel_num = voe_.GetLastChannel(); std::vector codecs; codecs.push_back(kOpusCodec); codecs[0].bitrate = 0; codecs[0].params["useinbandfec"] = "0"; EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_FALSE(voe_.GetCodecFEC(channel_num)); webrtc::CodecInst gcodec; EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec)); EXPECT_STREQ("opus", gcodec.plname); EXPECT_EQ(1, gcodec.channels); EXPECT_EQ(32000, gcodec.rate); } // Test that with useinbandfec=1, Opus FEC is on. TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecOpusEnableFec) { EXPECT_TRUE(SetupEngine()); int channel_num = voe_.GetLastChannel(); std::vector codecs; codecs.push_back(kOpusCodec); codecs[0].bitrate = 0; codecs[0].params["useinbandfec"] = "1"; EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_TRUE(voe_.GetCodecFEC(channel_num)); webrtc::CodecInst gcodec; EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec)); EXPECT_STREQ("opus", gcodec.plname); EXPECT_EQ(1, gcodec.channels); EXPECT_EQ(32000, gcodec.rate); } // Test that with useinbandfec=1, stereo=1, Opus FEC is on. TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecOpusEnableFecStereo) { EXPECT_TRUE(SetupEngine()); int channel_num = voe_.GetLastChannel(); std::vector codecs; codecs.push_back(kOpusCodec); codecs[0].bitrate = 0; codecs[0].params["stereo"] = "1"; codecs[0].params["useinbandfec"] = "1"; EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_TRUE(voe_.GetCodecFEC(channel_num)); webrtc::CodecInst gcodec; EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec)); EXPECT_STREQ("opus", gcodec.plname); EXPECT_EQ(2, gcodec.channels); EXPECT_EQ(64000, gcodec.rate); } // Test that with non-Opus, codec FEC is off. TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecIsacNoFec) { EXPECT_TRUE(SetupEngine()); int channel_num = voe_.GetLastChannel(); std::vector codecs; codecs.push_back(kIsacCodec); EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_FALSE(voe_.GetCodecFEC(channel_num)); } // Test the with non-Opus, even if useinbandfec=1, FEC is off. TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecIsacWithParamNoFec) { EXPECT_TRUE(SetupEngine()); int channel_num = voe_.GetLastChannel(); std::vector codecs; codecs.push_back(kIsacCodec); codecs[0].params["useinbandfec"] = "1"; EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_FALSE(voe_.GetCodecFEC(channel_num)); } // Test that Opus FEC status can be changed. TEST_F(WebRtcVoiceEngineTestFake, ChangeOpusFecStatus) { EXPECT_TRUE(SetupEngine()); int channel_num = voe_.GetLastChannel(); std::vector codecs; codecs.push_back(kOpusCodec); EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_FALSE(voe_.GetCodecFEC(channel_num)); codecs[0].params["useinbandfec"] = "1"; EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_TRUE(voe_.GetCodecFEC(channel_num)); } // Test maxplaybackrate <= 8000 triggers Opus narrow band mode. TEST_F(WebRtcVoiceEngineTestFake, SetOpusMaxPlaybackRateNb) { EXPECT_TRUE(SetupEngine()); int channel_num = voe_.GetLastChannel(); std::vector codecs; codecs.push_back(kOpusCodec); codecs[0].bitrate = 0; codecs[0].SetParam(cricket::kCodecParamMaxPlaybackRate, 8000); EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_EQ(cricket::kOpusBandwidthNb, voe_.GetMaxEncodingBandwidth(channel_num)); webrtc::CodecInst gcodec; EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec)); EXPECT_STREQ("opus", gcodec.plname); EXPECT_EQ(12000, gcodec.rate); codecs[0].SetParam(cricket::kCodecParamStereo, "1"); EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec)); EXPECT_EQ(24000, gcodec.rate); } // Test 8000 < maxplaybackrate <= 12000 triggers Opus medium band mode. TEST_F(WebRtcVoiceEngineTestFake, SetOpusMaxPlaybackRateMb) { EXPECT_TRUE(SetupEngine()); int channel_num = voe_.GetLastChannel(); std::vector codecs; codecs.push_back(kOpusCodec); codecs[0].bitrate = 0; codecs[0].SetParam(cricket::kCodecParamMaxPlaybackRate, 8001); EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_EQ(cricket::kOpusBandwidthMb, voe_.GetMaxEncodingBandwidth(channel_num)); webrtc::CodecInst gcodec; EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec)); EXPECT_STREQ("opus", gcodec.plname); EXPECT_EQ(20000, gcodec.rate); codecs[0].SetParam(cricket::kCodecParamStereo, "1"); EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec)); EXPECT_EQ(40000, gcodec.rate); } // Test 12000 < maxplaybackrate <= 16000 triggers Opus wide band mode. TEST_F(WebRtcVoiceEngineTestFake, SetOpusMaxPlaybackRateWb) { EXPECT_TRUE(SetupEngine()); int channel_num = voe_.GetLastChannel(); std::vector codecs; codecs.push_back(kOpusCodec); codecs[0].bitrate = 0; codecs[0].SetParam(cricket::kCodecParamMaxPlaybackRate, 12001); EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_EQ(cricket::kOpusBandwidthWb, voe_.GetMaxEncodingBandwidth(channel_num)); webrtc::CodecInst gcodec; EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec)); EXPECT_STREQ("opus", gcodec.plname); EXPECT_EQ(20000, gcodec.rate); codecs[0].SetParam(cricket::kCodecParamStereo, "1"); EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec)); EXPECT_EQ(40000, gcodec.rate); } // Test 16000 < maxplaybackrate <= 24000 triggers Opus super wide band mode. TEST_F(WebRtcVoiceEngineTestFake, SetOpusMaxPlaybackRateSwb) { EXPECT_TRUE(SetupEngine()); int channel_num = voe_.GetLastChannel(); std::vector codecs; codecs.push_back(kOpusCodec); codecs[0].bitrate = 0; codecs[0].SetParam(cricket::kCodecParamMaxPlaybackRate, 16001); EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_EQ(cricket::kOpusBandwidthSwb, voe_.GetMaxEncodingBandwidth(channel_num)); webrtc::CodecInst gcodec; EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec)); EXPECT_STREQ("opus", gcodec.plname); EXPECT_EQ(32000, gcodec.rate); codecs[0].SetParam(cricket::kCodecParamStereo, "1"); EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec)); EXPECT_EQ(64000, gcodec.rate); } // Test 24000 < maxplaybackrate triggers Opus full band mode. TEST_F(WebRtcVoiceEngineTestFake, SetOpusMaxPlaybackRateFb) { EXPECT_TRUE(SetupEngine()); int channel_num = voe_.GetLastChannel(); std::vector codecs; codecs.push_back(kOpusCodec); codecs[0].bitrate = 0; codecs[0].SetParam(cricket::kCodecParamMaxPlaybackRate, 24001); EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_EQ(cricket::kOpusBandwidthFb, voe_.GetMaxEncodingBandwidth(channel_num)); webrtc::CodecInst gcodec; EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec)); EXPECT_STREQ("opus", gcodec.plname); EXPECT_EQ(32000, gcodec.rate); codecs[0].SetParam(cricket::kCodecParamStereo, "1"); EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec)); EXPECT_EQ(64000, gcodec.rate); } // Test Opus that without maxplaybackrate, default playback rate is used. TEST_F(WebRtcVoiceEngineTestFake, DefaultOpusMaxPlaybackRate) { EXPECT_TRUE(SetupEngine()); int channel_num = voe_.GetLastChannel(); std::vector codecs; codecs.push_back(kOpusCodec); EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_EQ(cricket::kOpusBandwidthFb, voe_.GetMaxEncodingBandwidth(channel_num)); } // Test the with non-Opus, maxplaybackrate has no effect. TEST_F(WebRtcVoiceEngineTestFake, SetNonOpusMaxPlaybackRate) { EXPECT_TRUE(SetupEngine()); int channel_num = voe_.GetLastChannel(); std::vector codecs; codecs.push_back(kIsacCodec); codecs[0].SetParam(cricket::kCodecParamMaxPlaybackRate, 32000); EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_EQ(0, voe_.GetMaxEncodingBandwidth(channel_num)); } // Test maxplaybackrate can be set on two streams. TEST_F(WebRtcVoiceEngineTestFake, SetOpusMaxPlaybackRateOnTwoStreams) { EXPECT_TRUE(SetupEngine()); int channel_num = voe_.GetLastChannel(); std::vector codecs; codecs.push_back(kOpusCodec); EXPECT_TRUE(channel_->SetSendCodecs(codecs)); // Default bandwidth is 24000. EXPECT_EQ(cricket::kOpusBandwidthFb, voe_.GetMaxEncodingBandwidth(channel_num)); codecs[0].SetParam(cricket::kCodecParamMaxPlaybackRate, 8000); EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_EQ(cricket::kOpusBandwidthNb, voe_.GetMaxEncodingBandwidth(channel_num)); channel_->AddSendStream(cricket::StreamParams::CreateLegacy(kSsrc2)); channel_num = voe_.GetLastChannel(); EXPECT_EQ(cricket::kOpusBandwidthNb, voe_.GetMaxEncodingBandwidth(channel_num)); } // Test that with usedtx=0, Opus DTX is off. TEST_F(WebRtcVoiceEngineTestFake, DisableOpusDtxOnOpus) { EXPECT_TRUE(SetupEngine()); int channel_num = voe_.GetLastChannel(); std::vector codecs; codecs.push_back(kOpusCodec); codecs[0].params["usedtx"] = "0"; EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_FALSE(voe_.GetOpusDtx(channel_num)); } // Test that with usedtx=1, Opus DTX is on. TEST_F(WebRtcVoiceEngineTestFake, EnableOpusDtxOnOpus) { EXPECT_TRUE(SetupEngine()); int channel_num = voe_.GetLastChannel(); std::vector codecs; codecs.push_back(kOpusCodec); codecs[0].params["usedtx"] = "1"; EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_TRUE(voe_.GetOpusDtx(channel_num)); EXPECT_FALSE(voe_.GetVAD(channel_num)); // Opus DTX should not affect VAD. } // Test that usedtx=1 works with stereo Opus. TEST_F(WebRtcVoiceEngineTestFake, EnableOpusDtxOnOpusStereo) { EXPECT_TRUE(SetupEngine()); int channel_num = voe_.GetLastChannel(); std::vector codecs; codecs.push_back(kOpusCodec); codecs[0].params["usedtx"] = "1"; codecs[0].params["stereo"] = "1"; EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_TRUE(voe_.GetOpusDtx(channel_num)); EXPECT_FALSE(voe_.GetVAD(channel_num)); // Opus DTX should not affect VAD. } // Test that usedtx=1 does not work with non Opus. TEST_F(WebRtcVoiceEngineTestFake, CannotEnableOpusDtxOnNonOpus) { EXPECT_TRUE(SetupEngine()); int channel_num = voe_.GetLastChannel(); std::vector codecs; codecs.push_back(kIsacCodec); codecs[0].params["usedtx"] = "1"; EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_FALSE(voe_.GetOpusDtx(channel_num)); } // Test that we can switch back and forth between Opus and ISAC with CN. TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecsIsacOpusSwitching) { EXPECT_TRUE(SetupEngine()); int channel_num = voe_.GetLastChannel(); std::vector opus_codecs; opus_codecs.push_back(kOpusCodec); EXPECT_TRUE(channel_->SetSendCodecs(opus_codecs)); webrtc::CodecInst gcodec; EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec)); EXPECT_EQ(111, gcodec.pltype); EXPECT_STREQ("opus", gcodec.plname); std::vector isac_codecs; isac_codecs.push_back(kIsacCodec); isac_codecs.push_back(kCn16000Codec); isac_codecs.push_back(kOpusCodec); EXPECT_TRUE(channel_->SetSendCodecs(isac_codecs)); EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec)); EXPECT_EQ(103, gcodec.pltype); EXPECT_STREQ("ISAC", gcodec.plname); EXPECT_TRUE(channel_->SetSendCodecs(opus_codecs)); EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec)); EXPECT_EQ(111, gcodec.pltype); EXPECT_STREQ("opus", gcodec.plname); } // Test that we handle various ways of specifying bitrate. TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecsBitrate) { EXPECT_TRUE(SetupEngine()); int channel_num = voe_.GetLastChannel(); std::vector codecs; codecs.push_back(kIsacCodec); // bitrate == 32000 EXPECT_TRUE(channel_->SetSendCodecs(codecs)); webrtc::CodecInst gcodec; EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec)); EXPECT_EQ(103, gcodec.pltype); EXPECT_STREQ("ISAC", gcodec.plname); EXPECT_EQ(32000, gcodec.rate); codecs[0].bitrate = 0; // bitrate == default EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec)); EXPECT_EQ(103, gcodec.pltype); EXPECT_STREQ("ISAC", gcodec.plname); EXPECT_EQ(-1, gcodec.rate); codecs[0].bitrate = 28000; // bitrate == 28000 EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec)); EXPECT_EQ(103, gcodec.pltype); EXPECT_STREQ("ISAC", gcodec.plname); EXPECT_EQ(28000, gcodec.rate); codecs[0] = kPcmuCodec; // bitrate == 64000 EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec)); EXPECT_EQ(0, gcodec.pltype); EXPECT_STREQ("PCMU", gcodec.plname); EXPECT_EQ(64000, gcodec.rate); codecs[0].bitrate = 0; // bitrate == default EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec)); EXPECT_EQ(0, gcodec.pltype); EXPECT_STREQ("PCMU", gcodec.plname); EXPECT_EQ(64000, gcodec.rate); codecs[0] = kOpusCodec; codecs[0].bitrate = 0; // bitrate == default EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec)); EXPECT_EQ(111, gcodec.pltype); EXPECT_STREQ("opus", gcodec.plname); EXPECT_EQ(32000, gcodec.rate); } // Test that we could set packet size specified in kCodecParamPTime. TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecsPTimeAsPacketSize) { EXPECT_TRUE(SetupEngine()); int channel_num = voe_.GetLastChannel(); std::vector codecs; codecs.push_back(kOpusCodec); codecs[0].SetParam(cricket::kCodecParamPTime, 40); // Value within range. EXPECT_TRUE(channel_->SetSendCodecs(codecs)); webrtc::CodecInst gcodec; EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec)); EXPECT_EQ(1920, gcodec.pacsize); // Opus gets 40ms. codecs[0].SetParam(cricket::kCodecParamPTime, 5); // Value below range. EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec)); EXPECT_EQ(480, gcodec.pacsize); // Opus gets 10ms. codecs[0].SetParam(cricket::kCodecParamPTime, 80); // Value beyond range. EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec)); EXPECT_EQ(2880, gcodec.pacsize); // Opus gets 60ms. codecs[0] = kIsacCodec; // Also try Isac, and with unsupported size. codecs[0].SetParam(cricket::kCodecParamPTime, 40); // Value within range. EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec)); EXPECT_EQ(480, gcodec.pacsize); // Isac gets 30ms as the next smallest value. codecs[0] = kG722CodecSdp; // Try G722 @8kHz as negotiated in SDP. codecs[0].SetParam(cricket::kCodecParamPTime, 40); EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec)); EXPECT_EQ(640, gcodec.pacsize); // G722 gets 40ms @16kHz as defined in VoE. } // Test that we fail if no codecs are specified. TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecsNoCodecs) { EXPECT_TRUE(SetupEngine()); std::vector codecs; EXPECT_FALSE(channel_->SetSendCodecs(codecs)); } // Test that we can set send codecs even with telephone-event codec as the first // one on the list. TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecsDTMFOnTop) { EXPECT_TRUE(SetupEngine()); int channel_num = voe_.GetLastChannel(); std::vector codecs; codecs.push_back(kTelephoneEventCodec); codecs.push_back(kIsacCodec); codecs.push_back(kPcmuCodec); codecs[0].id = 98; // DTMF codecs[1].id = 96; EXPECT_TRUE(channel_->SetSendCodecs(codecs)); webrtc::CodecInst gcodec; EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec)); EXPECT_EQ(96, gcodec.pltype); EXPECT_STREQ("ISAC", gcodec.plname); EXPECT_EQ(98, voe_.GetSendTelephoneEventPayloadType(channel_num)); } // Test that we can set send codecs even with CN codec as the first // one on the list. TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecsCNOnTop) { EXPECT_TRUE(SetupEngine()); int channel_num = voe_.GetLastChannel(); std::vector codecs; codecs.push_back(kCn16000Codec); codecs.push_back(kIsacCodec); codecs.push_back(kPcmuCodec); codecs[0].id = 98; // wideband CN codecs[1].id = 96; EXPECT_TRUE(channel_->SetSendCodecs(codecs)); webrtc::CodecInst gcodec; EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec)); EXPECT_EQ(96, gcodec.pltype); EXPECT_STREQ("ISAC", gcodec.plname); EXPECT_EQ(98, voe_.GetSendCNPayloadType(channel_num, true)); } // Test that we set VAD and DTMF types correctly as caller. TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecsCNandDTMFAsCaller) { EXPECT_TRUE(SetupEngine()); int channel_num = voe_.GetLastChannel(); std::vector codecs; codecs.push_back(kIsacCodec); codecs.push_back(kPcmuCodec); // TODO(juberti): cn 32000 codecs.push_back(kCn16000Codec); codecs.push_back(kCn8000Codec); codecs.push_back(kTelephoneEventCodec); codecs.push_back(kRedCodec); codecs[0].id = 96; codecs[2].id = 97; // wideband CN codecs[4].id = 98; // DTMF EXPECT_TRUE(channel_->SetSendCodecs(codecs)); webrtc::CodecInst gcodec; EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec)); EXPECT_EQ(96, gcodec.pltype); EXPECT_STREQ("ISAC", gcodec.plname); EXPECT_TRUE(voe_.GetVAD(channel_num)); EXPECT_FALSE(voe_.GetRED(channel_num)); EXPECT_EQ(13, voe_.GetSendCNPayloadType(channel_num, false)); EXPECT_EQ(97, voe_.GetSendCNPayloadType(channel_num, true)); EXPECT_EQ(98, voe_.GetSendTelephoneEventPayloadType(channel_num)); } // Test that we set VAD and DTMF types correctly as callee. TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecsCNandDTMFAsCallee) { EXPECT_TRUE(engine_.Init(rtc::Thread::Current())); channel_ = engine_.CreateChannel(cricket::AudioOptions()); EXPECT_TRUE(channel_ != nullptr); int channel_num = voe_.GetLastChannel(); std::vector codecs; codecs.push_back(kIsacCodec); codecs.push_back(kPcmuCodec); // TODO(juberti): cn 32000 codecs.push_back(kCn16000Codec); codecs.push_back(kCn8000Codec); codecs.push_back(kTelephoneEventCodec); codecs.push_back(kRedCodec); codecs[0].id = 96; codecs[2].id = 97; // wideband CN codecs[4].id = 98; // DTMF EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_TRUE(channel_->AddSendStream( cricket::StreamParams::CreateLegacy(kSsrc1))); webrtc::CodecInst gcodec; EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec)); EXPECT_EQ(96, gcodec.pltype); EXPECT_STREQ("ISAC", gcodec.plname); EXPECT_TRUE(voe_.GetVAD(channel_num)); EXPECT_FALSE(voe_.GetRED(channel_num)); EXPECT_EQ(13, voe_.GetSendCNPayloadType(channel_num, false)); EXPECT_EQ(97, voe_.GetSendCNPayloadType(channel_num, true)); EXPECT_EQ(98, voe_.GetSendTelephoneEventPayloadType(channel_num)); } // Test that we only apply VAD if we have a CN codec that matches the // send codec clockrate. TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecsCNNoMatch) { EXPECT_TRUE(SetupEngine()); int channel_num = voe_.GetLastChannel(); std::vector codecs; // Set ISAC(16K) and CN(16K). VAD should be activated. codecs.push_back(kIsacCodec); codecs.push_back(kCn16000Codec); codecs[1].id = 97; EXPECT_TRUE(channel_->SetSendCodecs(codecs)); webrtc::CodecInst gcodec; EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec)); EXPECT_STREQ("ISAC", gcodec.plname); EXPECT_TRUE(voe_.GetVAD(channel_num)); EXPECT_EQ(97, voe_.GetSendCNPayloadType(channel_num, true)); // Set PCMU(8K) and CN(16K). VAD should not be activated. codecs[0] = kPcmuCodec; EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec)); EXPECT_STREQ("PCMU", gcodec.plname); EXPECT_FALSE(voe_.GetVAD(channel_num)); // Set PCMU(8K) and CN(8K). VAD should be activated. codecs[1] = kCn8000Codec; EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec)); EXPECT_STREQ("PCMU", gcodec.plname); EXPECT_TRUE(voe_.GetVAD(channel_num)); EXPECT_EQ(13, voe_.GetSendCNPayloadType(channel_num, false)); // Set ISAC(16K) and CN(8K). VAD should not be activated. codecs[0] = kIsacCodec; EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec)); EXPECT_STREQ("ISAC", gcodec.plname); EXPECT_FALSE(voe_.GetVAD(channel_num)); } // Test that we perform case-insensitive matching of codec names. TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecsCaseInsensitive) { EXPECT_TRUE(SetupEngine()); int channel_num = voe_.GetLastChannel(); std::vector codecs; codecs.push_back(kIsacCodec); codecs.push_back(kPcmuCodec); codecs.push_back(kCn16000Codec); codecs.push_back(kCn8000Codec); codecs.push_back(kTelephoneEventCodec); codecs.push_back(kRedCodec); codecs[0].name = "iSaC"; codecs[0].id = 96; codecs[2].id = 97; // wideband CN codecs[4].id = 98; // DTMF EXPECT_TRUE(channel_->SetSendCodecs(codecs)); webrtc::CodecInst gcodec; EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec)); EXPECT_EQ(96, gcodec.pltype); EXPECT_STREQ("ISAC", gcodec.plname); EXPECT_TRUE(voe_.GetVAD(channel_num)); EXPECT_FALSE(voe_.GetRED(channel_num)); EXPECT_EQ(13, voe_.GetSendCNPayloadType(channel_num, false)); EXPECT_EQ(97, voe_.GetSendCNPayloadType(channel_num, true)); EXPECT_EQ(98, voe_.GetSendTelephoneEventPayloadType(channel_num)); } // Test that we set up RED correctly as caller. TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecsREDAsCaller) { EXPECT_TRUE(SetupEngine()); int channel_num = voe_.GetLastChannel(); std::vector codecs; codecs.push_back(kRedCodec); codecs.push_back(kIsacCodec); codecs.push_back(kPcmuCodec); codecs[0].id = 127; codecs[0].params[""] = "96/96"; codecs[1].id = 96; EXPECT_TRUE(channel_->SetSendCodecs(codecs)); webrtc::CodecInst gcodec; EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec)); EXPECT_EQ(96, gcodec.pltype); EXPECT_STREQ("ISAC", gcodec.plname); EXPECT_TRUE(voe_.GetRED(channel_num)); EXPECT_EQ(127, voe_.GetSendREDPayloadType(channel_num)); } // Test that we set up RED correctly as callee. TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecsREDAsCallee) { EXPECT_TRUE(engine_.Init(rtc::Thread::Current())); channel_ = engine_.CreateChannel(cricket::AudioOptions()); EXPECT_TRUE(channel_ != nullptr); int channel_num = voe_.GetLastChannel(); std::vector codecs; codecs.push_back(kRedCodec); codecs.push_back(kIsacCodec); codecs.push_back(kPcmuCodec); codecs[0].id = 127; codecs[0].params[""] = "96/96"; codecs[1].id = 96; EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_TRUE(channel_->AddSendStream( cricket::StreamParams::CreateLegacy(kSsrc1))); webrtc::CodecInst gcodec; EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec)); EXPECT_EQ(96, gcodec.pltype); EXPECT_STREQ("ISAC", gcodec.plname); EXPECT_TRUE(voe_.GetRED(channel_num)); EXPECT_EQ(127, voe_.GetSendREDPayloadType(channel_num)); } // Test that we set up RED correctly if params are omitted. TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecsREDNoParams) { EXPECT_TRUE(SetupEngine()); int channel_num = voe_.GetLastChannel(); std::vector codecs; codecs.push_back(kRedCodec); codecs.push_back(kIsacCodec); codecs.push_back(kPcmuCodec); codecs[0].id = 127; codecs[1].id = 96; EXPECT_TRUE(channel_->SetSendCodecs(codecs)); webrtc::CodecInst gcodec; EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec)); EXPECT_EQ(96, gcodec.pltype); EXPECT_STREQ("ISAC", gcodec.plname); EXPECT_TRUE(voe_.GetRED(channel_num)); EXPECT_EQ(127, voe_.GetSendREDPayloadType(channel_num)); } // Test that we ignore RED if the parameters aren't named the way we expect. TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecsBadRED1) { EXPECT_TRUE(SetupEngine()); int channel_num = voe_.GetLastChannel(); std::vector codecs; codecs.push_back(kRedCodec); codecs.push_back(kIsacCodec); codecs.push_back(kPcmuCodec); codecs[0].id = 127; codecs[0].params["ABC"] = "96/96"; codecs[1].id = 96; EXPECT_TRUE(channel_->SetSendCodecs(codecs)); webrtc::CodecInst gcodec; EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec)); EXPECT_EQ(96, gcodec.pltype); EXPECT_STREQ("ISAC", gcodec.plname); EXPECT_FALSE(voe_.GetRED(channel_num)); } // Test that we ignore RED if it uses different primary/secondary encoding. TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecsBadRED2) { EXPECT_TRUE(SetupEngine()); int channel_num = voe_.GetLastChannel(); std::vector codecs; codecs.push_back(kRedCodec); codecs.push_back(kIsacCodec); codecs.push_back(kPcmuCodec); codecs[0].id = 127; codecs[0].params[""] = "96/0"; codecs[1].id = 96; EXPECT_TRUE(channel_->SetSendCodecs(codecs)); webrtc::CodecInst gcodec; EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec)); EXPECT_EQ(96, gcodec.pltype); EXPECT_STREQ("ISAC", gcodec.plname); EXPECT_FALSE(voe_.GetRED(channel_num)); } // Test that we ignore RED if it uses more than 2 encodings. TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecsBadRED3) { EXPECT_TRUE(SetupEngine()); int channel_num = voe_.GetLastChannel(); std::vector codecs; codecs.push_back(kRedCodec); codecs.push_back(kIsacCodec); codecs.push_back(kPcmuCodec); codecs[0].id = 127; codecs[0].params[""] = "96/96/96"; codecs[1].id = 96; EXPECT_TRUE(channel_->SetSendCodecs(codecs)); webrtc::CodecInst gcodec; EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec)); EXPECT_EQ(96, gcodec.pltype); EXPECT_STREQ("ISAC", gcodec.plname); EXPECT_FALSE(voe_.GetRED(channel_num)); } // Test that we ignore RED if it has bogus codec ids. TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecsBadRED4) { EXPECT_TRUE(SetupEngine()); int channel_num = voe_.GetLastChannel(); std::vector codecs; codecs.push_back(kRedCodec); codecs.push_back(kIsacCodec); codecs.push_back(kPcmuCodec); codecs[0].id = 127; codecs[0].params[""] = "ABC/ABC"; codecs[1].id = 96; EXPECT_TRUE(channel_->SetSendCodecs(codecs)); webrtc::CodecInst gcodec; EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec)); EXPECT_EQ(96, gcodec.pltype); EXPECT_STREQ("ISAC", gcodec.plname); EXPECT_FALSE(voe_.GetRED(channel_num)); } // Test that we ignore RED if it refers to a codec that is not present. TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecsBadRED5) { EXPECT_TRUE(SetupEngine()); int channel_num = voe_.GetLastChannel(); std::vector codecs; codecs.push_back(kRedCodec); codecs.push_back(kIsacCodec); codecs.push_back(kPcmuCodec); codecs[0].id = 127; codecs[0].params[""] = "97/97"; codecs[1].id = 96; EXPECT_TRUE(channel_->SetSendCodecs(codecs)); webrtc::CodecInst gcodec; EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec)); EXPECT_EQ(96, gcodec.pltype); EXPECT_STREQ("ISAC", gcodec.plname); EXPECT_FALSE(voe_.GetRED(channel_num)); } // Test support for audio level header extension. TEST_F(WebRtcVoiceEngineTestFake, SendAudioLevelHeaderExtensions) { TestSetSendRtpHeaderExtensions(kRtpAudioLevelHeaderExtension); } TEST_F(WebRtcVoiceEngineTestFake, RecvAudioLevelHeaderExtensions) { TestSetRecvRtpHeaderExtensions(kRtpAudioLevelHeaderExtension); } // Test support for absolute send time header extension. TEST_F(WebRtcVoiceEngineTestFake, SendAbsoluteSendTimeHeaderExtensions) { TestSetSendRtpHeaderExtensions(kRtpAbsoluteSenderTimeHeaderExtension); } TEST_F(WebRtcVoiceEngineTestFake, RecvAbsoluteSendTimeHeaderExtensions) { TestSetRecvRtpHeaderExtensions(kRtpAbsoluteSenderTimeHeaderExtension); } // Test that we can create a channel and start sending/playing out on it. TEST_F(WebRtcVoiceEngineTestFake, SendAndPlayout) { EXPECT_TRUE(SetupEngine()); int channel_num = voe_.GetLastChannel(); std::vector codecs; codecs.push_back(kPcmuCodec); EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_TRUE(channel_->SetSend(cricket::SEND_MICROPHONE)); EXPECT_TRUE(voe_.GetSend(channel_num)); EXPECT_TRUE(channel_->SetPlayout(true)); EXPECT_TRUE(voe_.GetPlayout(channel_num)); EXPECT_TRUE(channel_->SetSend(cricket::SEND_NOTHING)); EXPECT_FALSE(voe_.GetSend(channel_num)); EXPECT_TRUE(channel_->SetPlayout(false)); EXPECT_FALSE(voe_.GetPlayout(channel_num)); } // Test that we can add and remove send streams. TEST_F(WebRtcVoiceEngineTestFake, CreateAndDeleteMultipleSendStreams) { SetupForMultiSendStream(); static const uint32 kSsrcs4[] = {1, 2, 3, 4}; // Set the global state for sending. EXPECT_TRUE(channel_->SetSend(cricket::SEND_MICROPHONE)); for (unsigned int i = 0; i < ARRAY_SIZE(kSsrcs4); ++i) { EXPECT_TRUE(channel_->AddSendStream( cricket::StreamParams::CreateLegacy(kSsrcs4[i]))); // Verify that we are in a sending state for all the created streams. int channel_num = voe_.GetChannelFromLocalSsrc(kSsrcs4[i]); EXPECT_TRUE(voe_.GetSend(channel_num)); } // Remove the first send channel, which is the default channel. It will only // recycle the default channel but not delete it. EXPECT_TRUE(channel_->RemoveSendStream(kSsrcs4[0])); // Stream should already be Removed from the send stream list. EXPECT_FALSE(channel_->RemoveSendStream(kSsrcs4[0])); // But the default still exists. EXPECT_EQ(0, voe_.GetChannelFromLocalSsrc(kSsrcs4[0])); // Delete the rest of send channel streams. for (unsigned int i = 1; i < ARRAY_SIZE(kSsrcs4); ++i) { EXPECT_TRUE(channel_->RemoveSendStream(kSsrcs4[i])); // Stream should already be deleted. EXPECT_FALSE(channel_->RemoveSendStream(kSsrcs4[i])); EXPECT_EQ(-1, voe_.GetChannelFromLocalSsrc(kSsrcs4[i])); } } // Test SetSendCodecs correctly configure the codecs in all send streams. TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecsWithMultipleSendStreams) { SetupForMultiSendStream(); static const uint32 kSsrcs4[] = {1, 2, 3, 4}; // Create send streams. for (unsigned int i = 0; i < ARRAY_SIZE(kSsrcs4); ++i) { EXPECT_TRUE(channel_->AddSendStream( cricket::StreamParams::CreateLegacy(kSsrcs4[i]))); } std::vector codecs; // Set ISAC(16K) and CN(16K). VAD should be activated. codecs.push_back(kIsacCodec); codecs.push_back(kCn16000Codec); codecs[1].id = 97; EXPECT_TRUE(channel_->SetSendCodecs(codecs)); // Verify ISAC and VAD are corrected configured on all send channels. webrtc::CodecInst gcodec; for (unsigned int i = 0; i < ARRAY_SIZE(kSsrcs4); ++i) { int channel_num = voe_.GetChannelFromLocalSsrc(kSsrcs4[i]); EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec)); EXPECT_STREQ("ISAC", gcodec.plname); EXPECT_TRUE(voe_.GetVAD(channel_num)); EXPECT_EQ(97, voe_.GetSendCNPayloadType(channel_num, true)); } // Change to PCMU(8K) and CN(16K). VAD should not be activated. codecs[0] = kPcmuCodec; EXPECT_TRUE(channel_->SetSendCodecs(codecs)); for (unsigned int i = 0; i < ARRAY_SIZE(kSsrcs4); ++i) { int channel_num = voe_.GetChannelFromLocalSsrc(kSsrcs4[i]); EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec)); EXPECT_STREQ("PCMU", gcodec.plname); EXPECT_FALSE(voe_.GetVAD(channel_num)); } } // Test we can SetSend on all send streams correctly. TEST_F(WebRtcVoiceEngineTestFake, SetSendWithMultipleSendStreams) { SetupForMultiSendStream(); static const uint32 kSsrcs4[] = {1, 2, 3, 4}; // Create the send channels and they should be a SEND_NOTHING date. for (unsigned int i = 0; i < ARRAY_SIZE(kSsrcs4); ++i) { EXPECT_TRUE(channel_->AddSendStream( cricket::StreamParams::CreateLegacy(kSsrcs4[i]))); int channel_num = voe_.GetLastChannel(); EXPECT_FALSE(voe_.GetSend(channel_num)); } // Set the global state for starting sending. EXPECT_TRUE(channel_->SetSend(cricket::SEND_MICROPHONE)); for (unsigned int i = 0; i < ARRAY_SIZE(kSsrcs4); ++i) { // Verify that we are in a sending state for all the send streams. int channel_num = voe_.GetChannelFromLocalSsrc(kSsrcs4[i]); EXPECT_TRUE(voe_.GetSend(channel_num)); } // Set the global state for stopping sending. EXPECT_TRUE(channel_->SetSend(cricket::SEND_NOTHING)); for (unsigned int i = 1; i < ARRAY_SIZE(kSsrcs4); ++i) { // Verify that we are in a stop state for all the send streams. int channel_num = voe_.GetChannelFromLocalSsrc(kSsrcs4[i]); EXPECT_FALSE(voe_.GetSend(channel_num)); } } // Test we can set the correct statistics on all send streams. TEST_F(WebRtcVoiceEngineTestFake, GetStatsWithMultipleSendStreams) { SetupForMultiSendStream(); static const uint32 kSsrcs4[] = {1, 2, 3, 4}; // Create send streams. for (unsigned int i = 0; i < ARRAY_SIZE(kSsrcs4); ++i) { EXPECT_TRUE(channel_->AddSendStream( cricket::StreamParams::CreateLegacy(kSsrcs4[i]))); } // Create a receive stream to check that none of the send streams end up in // the receive stream stats. EXPECT_TRUE(channel_->AddRecvStream( cricket::StreamParams::CreateLegacy(kSsrc2))); // We need send codec to be set to get all stats. std::vector codecs; codecs.push_back(kPcmuCodec); EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_TRUE(channel_->SetRecvCodecs(codecs)); cricket::VoiceMediaInfo info; EXPECT_EQ(true, channel_->GetStats(&info)); EXPECT_EQ(static_cast(ARRAY_SIZE(kSsrcs4)), info.senders.size()); // Verify the statistic information is correct. for (unsigned int i = 0; i < ARRAY_SIZE(kSsrcs4); ++i) { EXPECT_EQ(kSsrcs4[i], info.senders[i].ssrc()); EXPECT_EQ(kPcmuCodec.name, info.senders[i].codec_name); EXPECT_EQ(cricket::kIntStatValue, info.senders[i].bytes_sent); EXPECT_EQ(cricket::kIntStatValue, info.senders[i].packets_sent); EXPECT_EQ(cricket::kIntStatValue, info.senders[i].packets_lost); EXPECT_EQ(cricket::kFractionLostStatValue, info.senders[i].fraction_lost); EXPECT_EQ(cricket::kIntStatValue, info.senders[i].ext_seqnum); EXPECT_EQ(cricket::kIntStatValue, info.senders[i].rtt_ms); EXPECT_EQ(cricket::kIntStatValue, info.senders[i].jitter_ms); EXPECT_EQ(kPcmuCodec.name, info.senders[i].codec_name); } EXPECT_EQ(0u, info.receivers.size()); DeliverPacket(kPcmuFrame, sizeof(kPcmuFrame)); EXPECT_EQ(true, channel_->GetStats(&info)); EXPECT_EQ(1u, info.receivers.size()); EXPECT_EQ(cricket::kIntStatValue, info.receivers[0].bytes_rcvd); EXPECT_EQ(cricket::kIntStatValue, info.receivers[0].packets_rcvd); EXPECT_EQ(cricket::kIntStatValue, info.receivers[0].packets_lost); EXPECT_EQ(cricket::kIntStatValue, info.receivers[0].ext_seqnum); EXPECT_EQ(kPcmuCodec.name, info.receivers[0].codec_name); EXPECT_EQ(static_cast(cricket::kNetStats.currentExpandRate) / (1 << 14), info.receivers[0].expand_rate); EXPECT_EQ(static_cast(cricket::kNetStats.currentSpeechExpandRate) / (1 << 14), info.receivers[0].speech_expand_rate); EXPECT_EQ(static_cast(cricket::kNetStats.currentSecondaryDecodedRate) / (1 << 14), info.receivers[0].secondary_decoded_rate); EXPECT_EQ( static_cast(cricket::kNetStats.currentAccelerateRate) / (1 << 14), info.receivers[0].accelerate_rate); EXPECT_EQ( static_cast(cricket::kNetStats.currentPreemptiveRate) / (1 << 14), info.receivers[0].preemptive_expand_rate); } // Test that we can add and remove receive streams, and do proper send/playout. // We can receive on multiple streams while sending one stream. TEST_F(WebRtcVoiceEngineTestFake, PlayoutWithMultipleStreams) { EXPECT_TRUE(SetupEngine()); int channel_num1 = voe_.GetLastChannel(); // Start playout on the default channel. EXPECT_TRUE(channel_->SetOptions(options_conference_)); EXPECT_TRUE(channel_->SetPlayout(true)); EXPECT_TRUE(voe_.GetPlayout(channel_num1)); // Adding another stream should disable playout on the default channel. EXPECT_TRUE(channel_->AddRecvStream(cricket::StreamParams::CreateLegacy(2))); int channel_num2 = voe_.GetLastChannel(); std::vector codecs; codecs.push_back(kPcmuCodec); EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_TRUE(channel_->SetSend(cricket::SEND_MICROPHONE)); EXPECT_TRUE(voe_.GetSend(channel_num1)); EXPECT_FALSE(voe_.GetSend(channel_num2)); // Make sure only the new channel is played out. EXPECT_FALSE(voe_.GetPlayout(channel_num1)); EXPECT_TRUE(voe_.GetPlayout(channel_num2)); // Adding yet another stream should have stream 2 and 3 enabled for playout. EXPECT_TRUE(channel_->AddRecvStream(cricket::StreamParams::CreateLegacy(3))); int channel_num3 = voe_.GetLastChannel(); EXPECT_FALSE(voe_.GetPlayout(channel_num1)); EXPECT_TRUE(voe_.GetPlayout(channel_num2)); EXPECT_TRUE(voe_.GetPlayout(channel_num3)); EXPECT_FALSE(voe_.GetSend(channel_num3)); // Stop sending. EXPECT_TRUE(channel_->SetSend(cricket::SEND_NOTHING)); EXPECT_FALSE(voe_.GetSend(channel_num1)); EXPECT_FALSE(voe_.GetSend(channel_num2)); EXPECT_FALSE(voe_.GetSend(channel_num3)); // Stop playout. EXPECT_TRUE(channel_->SetPlayout(false)); EXPECT_FALSE(voe_.GetPlayout(channel_num1)); EXPECT_FALSE(voe_.GetPlayout(channel_num2)); EXPECT_FALSE(voe_.GetPlayout(channel_num3)); // Restart playout and make sure the default channel still is not played out. EXPECT_TRUE(channel_->SetPlayout(true)); EXPECT_FALSE(voe_.GetPlayout(channel_num1)); EXPECT_TRUE(voe_.GetPlayout(channel_num2)); EXPECT_TRUE(voe_.GetPlayout(channel_num3)); // Now remove the new streams and verify that the default channel is // played out again. EXPECT_TRUE(channel_->RemoveRecvStream(3)); EXPECT_TRUE(channel_->RemoveRecvStream(2)); EXPECT_TRUE(voe_.GetPlayout(channel_num1)); } // Test that we can set the devices to use. TEST_F(WebRtcVoiceEngineTestFake, SetDevices) { EXPECT_TRUE(SetupEngine()); int channel_num = voe_.GetLastChannel(); std::vector codecs; codecs.push_back(kPcmuCodec); EXPECT_TRUE(channel_->SetSendCodecs(codecs)); cricket::Device default_dev(cricket::kFakeDefaultDeviceName, cricket::kFakeDefaultDeviceId); cricket::Device dev(cricket::kFakeDeviceName, cricket::kFakeDeviceId); // Test SetDevices() while not sending or playing. EXPECT_TRUE(engine_.SetDevices(&default_dev, &default_dev)); // Test SetDevices() while sending and playing. EXPECT_TRUE(engine_.SetLocalMonitor(true)); EXPECT_TRUE(channel_->SetSend(cricket::SEND_MICROPHONE)); EXPECT_TRUE(channel_->SetPlayout(true)); EXPECT_TRUE(voe_.GetRecordingMicrophone()); EXPECT_TRUE(voe_.GetSend(channel_num)); EXPECT_TRUE(voe_.GetPlayout(channel_num)); EXPECT_TRUE(engine_.SetDevices(&dev, &dev)); EXPECT_TRUE(voe_.GetRecordingMicrophone()); EXPECT_TRUE(voe_.GetSend(channel_num)); EXPECT_TRUE(voe_.GetPlayout(channel_num)); // Test that failure to open newly selected devices does not prevent opening // ones after that. voe_.set_fail_start_recording_microphone(true); voe_.set_playout_fail_channel(channel_num); voe_.set_send_fail_channel(channel_num); EXPECT_FALSE(engine_.SetDevices(&default_dev, &default_dev)); EXPECT_FALSE(voe_.GetRecordingMicrophone()); EXPECT_FALSE(voe_.GetSend(channel_num)); EXPECT_FALSE(voe_.GetPlayout(channel_num)); voe_.set_fail_start_recording_microphone(false); voe_.set_playout_fail_channel(-1); voe_.set_send_fail_channel(-1); EXPECT_TRUE(engine_.SetDevices(&dev, &dev)); EXPECT_TRUE(voe_.GetRecordingMicrophone()); EXPECT_TRUE(voe_.GetSend(channel_num)); EXPECT_TRUE(voe_.GetPlayout(channel_num)); } // Test that we can set the devices to use even if we failed to // open the initial ones. TEST_F(WebRtcVoiceEngineTestFake, SetDevicesWithInitiallyBadDevices) { EXPECT_TRUE(SetupEngine()); int channel_num = voe_.GetLastChannel(); std::vector codecs; codecs.push_back(kPcmuCodec); EXPECT_TRUE(channel_->SetSendCodecs(codecs)); cricket::Device default_dev(cricket::kFakeDefaultDeviceName, cricket::kFakeDefaultDeviceId); cricket::Device dev(cricket::kFakeDeviceName, cricket::kFakeDeviceId); // Test that failure to open devices selected before starting // send/play does not prevent opening newly selected ones after that. voe_.set_fail_start_recording_microphone(true); voe_.set_playout_fail_channel(channel_num); voe_.set_send_fail_channel(channel_num); EXPECT_TRUE(engine_.SetDevices(&default_dev, &default_dev)); EXPECT_FALSE(engine_.SetLocalMonitor(true)); EXPECT_FALSE(channel_->SetSend(cricket::SEND_MICROPHONE)); EXPECT_FALSE(channel_->SetPlayout(true)); EXPECT_FALSE(voe_.GetRecordingMicrophone()); EXPECT_FALSE(voe_.GetSend(channel_num)); EXPECT_FALSE(voe_.GetPlayout(channel_num)); voe_.set_fail_start_recording_microphone(false); voe_.set_playout_fail_channel(-1); voe_.set_send_fail_channel(-1); EXPECT_TRUE(engine_.SetDevices(&dev, &dev)); EXPECT_TRUE(voe_.GetRecordingMicrophone()); EXPECT_TRUE(voe_.GetSend(channel_num)); EXPECT_TRUE(voe_.GetPlayout(channel_num)); } // Test that we can create a channel configured for multi-point conferences, // and start sending/playing out on it. TEST_F(WebRtcVoiceEngineTestFake, ConferenceSendAndPlayout) { EXPECT_TRUE(SetupEngine()); int channel_num = voe_.GetLastChannel(); EXPECT_TRUE(channel_->SetOptions(options_conference_)); std::vector codecs; codecs.push_back(kPcmuCodec); EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_TRUE(channel_->SetSend(cricket::SEND_MICROPHONE)); EXPECT_TRUE(voe_.GetSend(channel_num)); } // Test that we can create a channel configured for Codian bridges, // and start sending/playing out on it. TEST_F(WebRtcVoiceEngineTestFake, CodianSendAndPlayout) { EXPECT_TRUE(SetupEngine()); int channel_num = voe_.GetLastChannel(); webrtc::AgcConfig agc_config; EXPECT_EQ(0, voe_.GetAgcConfig(agc_config)); EXPECT_EQ(0, agc_config.targetLeveldBOv); EXPECT_TRUE(channel_->SetOptions(options_adjust_agc_)); std::vector codecs; codecs.push_back(kPcmuCodec); EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_TRUE(channel_->SetSend(cricket::SEND_MICROPHONE)); EXPECT_TRUE(voe_.GetSend(channel_num)); EXPECT_EQ(0, voe_.GetAgcConfig(agc_config)); EXPECT_EQ(agc_config.targetLeveldBOv, 10); // level was attenuated EXPECT_TRUE(channel_->SetPlayout(true)); EXPECT_TRUE(voe_.GetPlayout(channel_num)); EXPECT_TRUE(channel_->SetSend(cricket::SEND_NOTHING)); EXPECT_FALSE(voe_.GetSend(channel_num)); EXPECT_EQ(0, voe_.GetAgcConfig(agc_config)); EXPECT_EQ(0, agc_config.targetLeveldBOv); // level was restored EXPECT_TRUE(channel_->SetPlayout(false)); EXPECT_FALSE(voe_.GetPlayout(channel_num)); } TEST_F(WebRtcVoiceEngineTestFake, TxAgcConfigViaOptions) { EXPECT_TRUE(SetupEngine()); webrtc::AgcConfig agc_config; EXPECT_EQ(0, voe_.GetAgcConfig(agc_config)); EXPECT_EQ(0, agc_config.targetLeveldBOv); cricket::AudioOptions options; options.tx_agc_target_dbov.Set(3); options.tx_agc_digital_compression_gain.Set(9); options.tx_agc_limiter.Set(true); options.auto_gain_control.Set(true); EXPECT_TRUE(engine_.SetOptions(options)); EXPECT_EQ(0, voe_.GetAgcConfig(agc_config)); EXPECT_EQ(3, agc_config.targetLeveldBOv); EXPECT_EQ(9, agc_config.digitalCompressionGaindB); EXPECT_TRUE(agc_config.limiterEnable); // Check interaction with adjust_agc_delta. Both should be respected, for // backwards compatibility. options.adjust_agc_delta.Set(-10); EXPECT_TRUE(engine_.SetOptions(options)); EXPECT_EQ(0, voe_.GetAgcConfig(agc_config)); EXPECT_EQ(13, agc_config.targetLeveldBOv); } TEST_F(WebRtcVoiceEngineTestFake, RxAgcConfigViaOptions) { EXPECT_TRUE(SetupEngine()); int channel_num = voe_.GetLastChannel(); cricket::AudioOptions options; options.rx_agc_target_dbov.Set(6); options.rx_agc_digital_compression_gain.Set(0); options.rx_agc_limiter.Set(true); options.rx_auto_gain_control.Set(true); EXPECT_TRUE(channel_->SetOptions(options)); webrtc::AgcConfig agc_config; EXPECT_EQ(0, engine_.voe()->processing()->GetRxAgcConfig( channel_num, agc_config)); EXPECT_EQ(6, agc_config.targetLeveldBOv); EXPECT_EQ(0, agc_config.digitalCompressionGaindB); EXPECT_TRUE(agc_config.limiterEnable); } TEST_F(WebRtcVoiceEngineTestFake, SampleRatesViaOptions) { EXPECT_TRUE(SetupEngine()); cricket::AudioOptions options; options.recording_sample_rate.Set(48000u); options.playout_sample_rate.Set(44100u); EXPECT_TRUE(engine_.SetOptions(options)); unsigned int recording_sample_rate, playout_sample_rate; EXPECT_EQ(0, voe_.RecordingSampleRate(&recording_sample_rate)); EXPECT_EQ(0, voe_.PlayoutSampleRate(&playout_sample_rate)); EXPECT_EQ(48000u, recording_sample_rate); EXPECT_EQ(44100u, playout_sample_rate); } TEST_F(WebRtcVoiceEngineTestFake, TraceFilterViaTraceOptions) { EXPECT_TRUE(SetupEngine()); engine_.SetLogging(rtc::LS_INFO, ""); EXPECT_EQ( // Info: webrtc::kTraceStateInfo | webrtc::kTraceInfo | // Warning: webrtc::kTraceTerseInfo | webrtc::kTraceWarning | // Error: webrtc::kTraceError | webrtc::kTraceCritical, static_cast(trace_wrapper_->filter_)); // Now set it explicitly std::string filter = "tracefilter " + rtc::ToString(webrtc::kTraceDefault); engine_.SetLogging(rtc::LS_VERBOSE, filter.c_str()); EXPECT_EQ(static_cast(webrtc::kTraceDefault), trace_wrapper_->filter_); } // Test that we can set the outgoing SSRC properly. // SSRC is set in SetupEngine by calling AddSendStream. TEST_F(WebRtcVoiceEngineTestFake, SetSendSsrc) { EXPECT_TRUE(SetupEngine()); int channel_num = voe_.GetLastChannel(); unsigned int send_ssrc; EXPECT_EQ(0, voe_.GetLocalSSRC(channel_num, send_ssrc)); EXPECT_NE(0U, send_ssrc); EXPECT_EQ(0, voe_.GetLocalSSRC(channel_num, send_ssrc)); EXPECT_EQ(kSsrc1, send_ssrc); } TEST_F(WebRtcVoiceEngineTestFake, GetStats) { // Setup. We need send codec to be set to get all stats. EXPECT_TRUE(SetupEngine()); // SetupEngine adds a send stream with kSsrc1, so the receive stream has to // use a different SSRC. EXPECT_TRUE(channel_->AddRecvStream( cricket::StreamParams::CreateLegacy(kSsrc2))); std::vector codecs; codecs.push_back(kPcmuCodec); EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_TRUE(channel_->SetRecvCodecs(codecs)); cricket::VoiceMediaInfo info; EXPECT_EQ(true, channel_->GetStats(&info)); EXPECT_EQ(1u, info.senders.size()); EXPECT_EQ(kSsrc1, info.senders[0].ssrc()); EXPECT_EQ(kPcmuCodec.name, info.senders[0].codec_name); EXPECT_EQ(cricket::kIntStatValue, info.senders[0].bytes_sent); EXPECT_EQ(cricket::kIntStatValue, info.senders[0].packets_sent); EXPECT_EQ(cricket::kIntStatValue, info.senders[0].packets_lost); EXPECT_EQ(cricket::kFractionLostStatValue, info.senders[0].fraction_lost); EXPECT_EQ(cricket::kIntStatValue, info.senders[0].ext_seqnum); EXPECT_EQ(cricket::kIntStatValue, info.senders[0].rtt_ms); EXPECT_EQ(cricket::kIntStatValue, info.senders[0].jitter_ms); EXPECT_EQ(kPcmuCodec.name, info.senders[0].codec_name); // TODO(sriniv): Add testing for more fields. These are not populated // in FakeWebrtcVoiceEngine yet. // EXPECT_EQ(cricket::kIntStatValue, info.senders[0].audio_level); // EXPECT_EQ(cricket::kIntStatValue, info.senders[0].echo_delay_median_ms); // EXPECT_EQ(cricket::kIntStatValue, info.senders[0].echo_delay_std_ms); // EXPECT_EQ(cricket::kIntStatValue, info.senders[0].echo_return_loss); // EXPECT_EQ(cricket::kIntStatValue, // info.senders[0].echo_return_loss_enhancement); EXPECT_EQ(0u, info.receivers.size()); DeliverPacket(kPcmuFrame, sizeof(kPcmuFrame)); EXPECT_EQ(true, channel_->GetStats(&info)); EXPECT_EQ(1u, info.receivers.size()); EXPECT_EQ(cricket::kIntStatValue, info.receivers[0].bytes_rcvd); EXPECT_EQ(cricket::kIntStatValue, info.receivers[0].packets_rcvd); EXPECT_EQ(cricket::kIntStatValue, info.receivers[0].packets_lost); EXPECT_EQ(cricket::kIntStatValue, info.receivers[0].ext_seqnum); EXPECT_EQ(kPcmuCodec.name, info.receivers[0].codec_name); EXPECT_EQ(static_cast(cricket::kNetStats.currentExpandRate) / (1 << 14), info.receivers[0].expand_rate); EXPECT_EQ(static_cast(cricket::kNetStats.currentSpeechExpandRate) / (1 << 14), info.receivers[0].speech_expand_rate); EXPECT_EQ(static_cast(cricket::kNetStats.currentSecondaryDecodedRate) / (1 << 14), info.receivers[0].secondary_decoded_rate); // TODO(sriniv): Add testing for more receiver fields. } // Test that we can set the outgoing SSRC properly with multiple streams. // SSRC is set in SetupEngine by calling AddSendStream. TEST_F(WebRtcVoiceEngineTestFake, SetSendSsrcWithMultipleStreams) { EXPECT_TRUE(SetupEngine()); EXPECT_TRUE(channel_->SetOptions(options_conference_)); int channel_num1 = voe_.GetLastChannel(); unsigned int send_ssrc; EXPECT_EQ(0, voe_.GetLocalSSRC(channel_num1, send_ssrc)); EXPECT_EQ(kSsrc1, send_ssrc); EXPECT_TRUE(channel_->AddRecvStream(cricket::StreamParams::CreateLegacy(2))); int channel_num2 = voe_.GetLastChannel(); EXPECT_EQ(0, voe_.GetLocalSSRC(channel_num2, send_ssrc)); EXPECT_EQ(kSsrc1, send_ssrc); } // Test that the local SSRC is the same on sending and receiving channels if the // receive channel is created before the send channel. TEST_F(WebRtcVoiceEngineTestFake, SetSendSsrcAfterCreatingReceiveChannel) { EXPECT_TRUE(engine_.Init(rtc::Thread::Current())); channel_ = engine_.CreateChannel(cricket::AudioOptions()); EXPECT_TRUE(channel_->SetOptions(options_conference_)); EXPECT_TRUE(channel_->AddRecvStream(cricket::StreamParams::CreateLegacy(1))); int receive_channel_num = voe_.GetLastChannel(); EXPECT_TRUE(channel_->AddSendStream( cricket::StreamParams::CreateLegacy(1234))); int send_channel_num = voe_.GetLastChannel(); unsigned int ssrc = 0; EXPECT_EQ(0, voe_.GetLocalSSRC(send_channel_num, ssrc)); EXPECT_EQ(1234U, ssrc); ssrc = 0; EXPECT_EQ(0, voe_.GetLocalSSRC(receive_channel_num, ssrc)); EXPECT_EQ(1234U, ssrc); } // Test that we can properly receive packets. TEST_F(WebRtcVoiceEngineTestFake, Recv) { EXPECT_TRUE(SetupEngine()); int channel_num = voe_.GetLastChannel(); DeliverPacket(kPcmuFrame, sizeof(kPcmuFrame)); EXPECT_TRUE(voe_.CheckPacket(channel_num, kPcmuFrame, sizeof(kPcmuFrame))); } // Test that we can properly receive packets on multiple streams. TEST_F(WebRtcVoiceEngineTestFake, RecvWithMultipleStreams) { EXPECT_TRUE(SetupEngine()); EXPECT_TRUE(channel_->SetOptions(options_conference_)); EXPECT_TRUE(channel_->AddRecvStream(cricket::StreamParams::CreateLegacy(1))); int channel_num1 = voe_.GetLastChannel(); EXPECT_TRUE(channel_->AddRecvStream(cricket::StreamParams::CreateLegacy(2))); int channel_num2 = voe_.GetLastChannel(); EXPECT_TRUE(channel_->AddRecvStream(cricket::StreamParams::CreateLegacy(3))); int channel_num3 = voe_.GetLastChannel(); // Create packets with the right SSRCs. char packets[4][sizeof(kPcmuFrame)]; for (size_t i = 0; i < ARRAY_SIZE(packets); ++i) { memcpy(packets[i], kPcmuFrame, sizeof(kPcmuFrame)); rtc::SetBE32(packets[i] + 8, static_cast(i)); } EXPECT_TRUE(voe_.CheckNoPacket(channel_num1)); EXPECT_TRUE(voe_.CheckNoPacket(channel_num2)); EXPECT_TRUE(voe_.CheckNoPacket(channel_num3)); DeliverPacket(packets[0], sizeof(packets[0])); EXPECT_TRUE(voe_.CheckNoPacket(channel_num1)); EXPECT_TRUE(voe_.CheckNoPacket(channel_num2)); EXPECT_TRUE(voe_.CheckNoPacket(channel_num3)); DeliverPacket(packets[1], sizeof(packets[1])); EXPECT_TRUE(voe_.CheckPacket(channel_num1, packets[1], sizeof(packets[1]))); EXPECT_TRUE(voe_.CheckNoPacket(channel_num2)); EXPECT_TRUE(voe_.CheckNoPacket(channel_num3)); DeliverPacket(packets[2], sizeof(packets[2])); EXPECT_TRUE(voe_.CheckNoPacket(channel_num1)); EXPECT_TRUE(voe_.CheckPacket(channel_num2, packets[2], sizeof(packets[2]))); EXPECT_TRUE(voe_.CheckNoPacket(channel_num3)); DeliverPacket(packets[3], sizeof(packets[3])); EXPECT_TRUE(voe_.CheckNoPacket(channel_num1)); EXPECT_TRUE(voe_.CheckNoPacket(channel_num2)); EXPECT_TRUE(voe_.CheckPacket(channel_num3, packets[3], sizeof(packets[3]))); EXPECT_TRUE(channel_->RemoveRecvStream(3)); EXPECT_TRUE(channel_->RemoveRecvStream(2)); EXPECT_TRUE(channel_->RemoveRecvStream(1)); } // Test that we properly handle failures to add a stream. TEST_F(WebRtcVoiceEngineTestFake, AddStreamFail) { EXPECT_TRUE(SetupEngine()); voe_.set_fail_create_channel(true); EXPECT_TRUE(channel_->SetOptions(options_conference_)); EXPECT_FALSE(channel_->AddRecvStream(cricket::StreamParams::CreateLegacy(2))); // In 1:1 call, we should not try to create a new channel. cricket::AudioOptions options_no_conference_; options_no_conference_.conference_mode.Set(false); EXPECT_TRUE(channel_->SetOptions(options_no_conference_)); EXPECT_TRUE(channel_->AddRecvStream(cricket::StreamParams::CreateLegacy(2))); } // Test that AddRecvStream doesn't create new channel for 1:1 call. TEST_F(WebRtcVoiceEngineTestFake, AddRecvStream1On1) { EXPECT_TRUE(SetupEngine()); int channel_num = voe_.GetLastChannel(); EXPECT_TRUE(channel_->AddRecvStream(cricket::StreamParams::CreateLegacy(1))); EXPECT_EQ(channel_num, voe_.GetLastChannel()); } // Test that after adding a recv stream, we do not decode more codecs than // those previously passed into SetRecvCodecs. TEST_F(WebRtcVoiceEngineTestFake, AddRecvStreamUnsupportedCodec) { EXPECT_TRUE(SetupEngine()); EXPECT_TRUE(channel_->SetOptions(options_conference_)); std::vector codecs; codecs.push_back(kIsacCodec); codecs.push_back(kPcmuCodec); EXPECT_TRUE(channel_->SetRecvCodecs(codecs)); EXPECT_TRUE(channel_->AddRecvStream( cricket::StreamParams::CreateLegacy(kSsrc1))); int channel_num2 = voe_.GetLastChannel(); webrtc::CodecInst gcodec; rtc::strcpyn(gcodec.plname, ARRAY_SIZE(gcodec.plname), "opus"); gcodec.plfreq = 48000; gcodec.channels = 2; EXPECT_EQ(-1, voe_.GetRecPayloadType(channel_num2, gcodec)); } // Test that we properly clean up any streams that were added, even if // not explicitly removed. TEST_F(WebRtcVoiceEngineTestFake, StreamCleanup) { EXPECT_TRUE(SetupEngine()); EXPECT_TRUE(channel_->SetOptions(options_conference_)); EXPECT_TRUE(channel_->AddRecvStream(cricket::StreamParams::CreateLegacy(1))); EXPECT_TRUE(channel_->AddRecvStream(cricket::StreamParams::CreateLegacy(2))); EXPECT_EQ(3, voe_.GetNumChannels()); // default channel + 2 added delete channel_; channel_ = NULL; EXPECT_EQ(0, voe_.GetNumChannels()); } TEST_F(WebRtcVoiceEngineTestFake, TestAddRecvStreamFailWithZeroSsrc) { EXPECT_TRUE(SetupEngine()); EXPECT_FALSE(channel_->AddRecvStream(cricket::StreamParams::CreateLegacy(0))); } TEST_F(WebRtcVoiceEngineTestFake, TestNoLeakingWhenAddRecvStreamFail) { EXPECT_TRUE(SetupEngine()); // Stream 1 reuses default channel. EXPECT_TRUE(channel_->AddRecvStream(cricket::StreamParams::CreateLegacy(1))); // Manually delete default channel to simulate a failure. int default_channel = voe_.GetLastChannel(); EXPECT_EQ(0, voe_.DeleteChannel(default_channel)); // Add recv stream 2 should fail because default channel is gone. EXPECT_FALSE(channel_->AddRecvStream(cricket::StreamParams::CreateLegacy(2))); int new_channel = voe_.GetLastChannel(); EXPECT_NE(default_channel, new_channel); // The last created channel should have already been deleted. EXPECT_EQ(-1, voe_.DeleteChannel(new_channel)); } // Test the InsertDtmf on default send stream as caller. TEST_F(WebRtcVoiceEngineTestFake, InsertDtmfOnDefaultSendStreamAsCaller) { TestInsertDtmf(0, true); } // Test the InsertDtmf on default send stream as callee TEST_F(WebRtcVoiceEngineTestFake, InsertDtmfOnDefaultSendStreamAsCallee) { TestInsertDtmf(0, false); } // Test the InsertDtmf on specified send stream as caller. TEST_F(WebRtcVoiceEngineTestFake, InsertDtmfOnSendStreamAsCaller) { TestInsertDtmf(kSsrc1, true); } // Test the InsertDtmf on specified send stream as callee. TEST_F(WebRtcVoiceEngineTestFake, InsertDtmfOnSendStreamAsCallee) { TestInsertDtmf(kSsrc1, false); } // Test that we can play a ringback tone properly in a single-stream call. TEST_F(WebRtcVoiceEngineTestFake, PlayRingback) { EXPECT_TRUE(SetupEngine()); int channel_num = voe_.GetLastChannel(); EXPECT_EQ(0, voe_.IsPlayingFileLocally(channel_num)); // Check we fail if no ringback tone specified. EXPECT_FALSE(channel_->PlayRingbackTone(0, true, true)); EXPECT_EQ(0, voe_.IsPlayingFileLocally(channel_num)); // Check we can set and play a ringback tone. EXPECT_TRUE(channel_->SetRingbackTone( kRingbackTone, static_cast(strlen(kRingbackTone)))); EXPECT_TRUE(channel_->PlayRingbackTone(0, true, true)); EXPECT_EQ(1, voe_.IsPlayingFileLocally(channel_num)); // Check we can stop the tone manually. EXPECT_TRUE(channel_->PlayRingbackTone(0, false, false)); EXPECT_EQ(0, voe_.IsPlayingFileLocally(channel_num)); // Check we stop the tone if a packet arrives. EXPECT_TRUE(channel_->PlayRingbackTone(0, true, true)); EXPECT_EQ(1, voe_.IsPlayingFileLocally(channel_num)); DeliverPacket(kPcmuFrame, sizeof(kPcmuFrame)); EXPECT_EQ(0, voe_.IsPlayingFileLocally(channel_num)); } // Test that we can play a ringback tone properly in a multi-stream call. TEST_F(WebRtcVoiceEngineTestFake, PlayRingbackWithMultipleStreams) { EXPECT_TRUE(SetupEngine()); EXPECT_TRUE(channel_->SetOptions(options_conference_)); EXPECT_TRUE(channel_->AddRecvStream(cricket::StreamParams::CreateLegacy(1))); EXPECT_TRUE(channel_->AddRecvStream(cricket::StreamParams::CreateLegacy(2))); int channel_num = voe_.GetLastChannel(); EXPECT_EQ(0, voe_.IsPlayingFileLocally(channel_num)); // Check we fail if no ringback tone specified. EXPECT_FALSE(channel_->PlayRingbackTone(2, true, true)); EXPECT_EQ(0, voe_.IsPlayingFileLocally(channel_num)); // Check we can set and play a ringback tone on the correct ssrc. EXPECT_TRUE(channel_->SetRingbackTone( kRingbackTone, static_cast(strlen(kRingbackTone)))); EXPECT_FALSE(channel_->PlayRingbackTone(77, true, true)); EXPECT_TRUE(channel_->PlayRingbackTone(2, true, true)); EXPECT_EQ(1, voe_.IsPlayingFileLocally(channel_num)); // Check we can stop the tone manually. EXPECT_TRUE(channel_->PlayRingbackTone(2, false, false)); EXPECT_EQ(0, voe_.IsPlayingFileLocally(channel_num)); // Check we stop the tone if a packet arrives, but only with the right SSRC. EXPECT_TRUE(channel_->PlayRingbackTone(2, true, true)); EXPECT_EQ(1, voe_.IsPlayingFileLocally(channel_num)); // Send a packet with SSRC 1; the tone should not stop. DeliverPacket(kPcmuFrame, sizeof(kPcmuFrame)); EXPECT_EQ(1, voe_.IsPlayingFileLocally(channel_num)); // Send a packet with SSRC 2; the tone should stop. char packet[sizeof(kPcmuFrame)]; memcpy(packet, kPcmuFrame, sizeof(kPcmuFrame)); rtc::SetBE32(packet + 8, 2); DeliverPacket(packet, sizeof(packet)); EXPECT_EQ(0, voe_.IsPlayingFileLocally(channel_num)); } TEST_F(WebRtcVoiceEngineTestFake, MediaEngineCallbackOnError) { rtc::scoped_ptr listener; cricket::WebRtcVoiceMediaChannel* media_channel; unsigned int ssrc = 0; EXPECT_TRUE(SetupEngine()); EXPECT_TRUE(channel_->SetOptions(options_conference_)); EXPECT_TRUE(channel_->SetSend(cricket::SEND_MICROPHONE)); media_channel = static_cast(channel_); listener.reset(new ChannelErrorListener(channel_)); // Test on WebRtc VoE channel. voe_.TriggerCallbackOnError(media_channel->voe_channel(), VE_SATURATION_WARNING); EXPECT_EQ(cricket::VoiceMediaChannel::ERROR_REC_DEVICE_SATURATION, listener->error()); EXPECT_NE(-1, voe_.GetLocalSSRC(voe_.GetLastChannel(), ssrc)); EXPECT_EQ(ssrc, listener->ssrc()); listener->Reset(); voe_.TriggerCallbackOnError(-1, VE_TYPING_NOISE_WARNING); EXPECT_EQ(cricket::VoiceMediaChannel::ERROR_REC_TYPING_NOISE_DETECTED, listener->error()); EXPECT_EQ(0U, listener->ssrc()); // Add another stream and test on that. ++ssrc; EXPECT_TRUE(channel_->AddRecvStream(cricket::StreamParams::CreateLegacy( ssrc))); listener->Reset(); voe_.TriggerCallbackOnError(voe_.GetLastChannel(), VE_SATURATION_WARNING); EXPECT_EQ(cricket::VoiceMediaChannel::ERROR_REC_DEVICE_SATURATION, listener->error()); EXPECT_EQ(ssrc, listener->ssrc()); // Testing a non-existing channel. listener->Reset(); voe_.TriggerCallbackOnError(voe_.GetLastChannel() + 2, VE_SATURATION_WARNING); EXPECT_EQ(0, listener->error()); } TEST_F(WebRtcVoiceEngineTestFake, TestSetPlayoutError) { EXPECT_TRUE(SetupEngine()); EXPECT_TRUE(channel_->SetOptions(options_conference_)); std::vector codecs; codecs.push_back(kPcmuCodec); EXPECT_TRUE(channel_->SetSendCodecs(codecs)); EXPECT_TRUE(channel_->SetSend(cricket::SEND_MICROPHONE)); EXPECT_TRUE(channel_->AddRecvStream(cricket::StreamParams::CreateLegacy(2))); EXPECT_TRUE(channel_->AddRecvStream(cricket::StreamParams::CreateLegacy(3))); EXPECT_TRUE(channel_->SetPlayout(true)); voe_.set_playout_fail_channel(voe_.GetLastChannel() - 1); EXPECT_TRUE(channel_->SetPlayout(false)); EXPECT_FALSE(channel_->SetPlayout(true)); } // Test that the Registering/Unregistering with the // webrtcvoiceengine works as expected TEST_F(WebRtcVoiceEngineTestFake, RegisterVoiceProcessor) { EXPECT_TRUE(SetupEngine()); EXPECT_TRUE(channel_->SetOptions(options_conference_)); EXPECT_TRUE(channel_->AddRecvStream( cricket::StreamParams::CreateLegacy(kSsrc2))); cricket::FakeMediaProcessor vp_1; cricket::FakeMediaProcessor vp_2; EXPECT_FALSE(engine_.RegisterProcessor(kSsrc2, &vp_1, cricket::MPD_TX)); EXPECT_TRUE(engine_.RegisterProcessor(kSsrc2, &vp_1, cricket::MPD_RX)); EXPECT_TRUE(engine_.RegisterProcessor(kSsrc2, &vp_2, cricket::MPD_RX)); voe_.TriggerProcessPacket(cricket::MPD_RX); voe_.TriggerProcessPacket(cricket::MPD_TX); EXPECT_TRUE(voe_.IsExternalMediaProcessorRegistered()); EXPECT_EQ(1, vp_1.voice_frame_count()); EXPECT_EQ(1, vp_2.voice_frame_count()); EXPECT_TRUE(engine_.UnregisterProcessor(kSsrc2, &vp_2, cricket::MPD_RX)); voe_.TriggerProcessPacket(cricket::MPD_RX); EXPECT_TRUE(voe_.IsExternalMediaProcessorRegistered()); EXPECT_EQ(1, vp_2.voice_frame_count()); EXPECT_EQ(2, vp_1.voice_frame_count()); EXPECT_TRUE(engine_.UnregisterProcessor(kSsrc2, &vp_1, cricket::MPD_RX)); voe_.TriggerProcessPacket(cricket::MPD_RX); EXPECT_FALSE(voe_.IsExternalMediaProcessorRegistered()); EXPECT_EQ(2, vp_1.voice_frame_count()); EXPECT_FALSE(engine_.RegisterProcessor(kSsrc1, &vp_1, cricket::MPD_RX)); EXPECT_TRUE(engine_.RegisterProcessor(kSsrc1, &vp_1, cricket::MPD_TX)); voe_.TriggerProcessPacket(cricket::MPD_RX); voe_.TriggerProcessPacket(cricket::MPD_TX); EXPECT_TRUE(voe_.IsExternalMediaProcessorRegistered()); EXPECT_EQ(3, vp_1.voice_frame_count()); EXPECT_TRUE(engine_.UnregisterProcessor(kSsrc1, &vp_1, cricket::MPD_RX_AND_TX)); voe_.TriggerProcessPacket(cricket::MPD_TX); EXPECT_FALSE(voe_.IsExternalMediaProcessorRegistered()); EXPECT_EQ(3, vp_1.voice_frame_count()); EXPECT_TRUE(channel_->RemoveRecvStream(kSsrc2)); EXPECT_FALSE(engine_.RegisterProcessor(kSsrc2, &vp_1, cricket::MPD_RX)); EXPECT_FALSE(voe_.IsExternalMediaProcessorRegistered()); // Test that we can register a processor on the receive channel on SSRC 0. // This tests the 1:1 case when the receive SSRC is unknown. EXPECT_TRUE(engine_.RegisterProcessor(0, &vp_1, cricket::MPD_RX)); voe_.TriggerProcessPacket(cricket::MPD_RX); EXPECT_TRUE(voe_.IsExternalMediaProcessorRegistered()); EXPECT_EQ(4, vp_1.voice_frame_count()); EXPECT_TRUE(engine_.UnregisterProcessor(0, &vp_1, cricket::MPD_RX)); // The following tests test that FindChannelNumFromSsrc is doing // what we expect. // pick an invalid ssrc and make sure we can't register EXPECT_FALSE(engine_.RegisterProcessor(99, &vp_1, cricket::MPD_RX)); EXPECT_TRUE(channel_->AddRecvStream(cricket::StreamParams::CreateLegacy(1))); EXPECT_TRUE(engine_.RegisterProcessor(1, &vp_1, cricket::MPD_RX)); EXPECT_TRUE(engine_.UnregisterProcessor(1, &vp_1, cricket::MPD_RX)); EXPECT_FALSE(engine_.RegisterProcessor(1, &vp_1, cricket::MPD_TX)); EXPECT_TRUE(channel_->RemoveRecvStream(1)); } TEST_F(WebRtcVoiceEngineTestFake, SetAudioOptions) { EXPECT_TRUE(SetupEngine()); bool ec_enabled; webrtc::EcModes ec_mode; bool ec_metrics_enabled; webrtc::AecmModes aecm_mode; bool cng_enabled; bool agc_enabled; webrtc::AgcModes agc_mode; webrtc::AgcConfig agc_config; bool ns_enabled; webrtc::NsModes ns_mode; bool highpass_filter_enabled; bool stereo_swapping_enabled; bool typing_detection_enabled; voe_.GetEcStatus(ec_enabled, ec_mode); voe_.GetEcMetricsStatus(ec_metrics_enabled); voe_.GetAecmMode(aecm_mode, cng_enabled); voe_.GetAgcStatus(agc_enabled, agc_mode); voe_.GetAgcConfig(agc_config); voe_.GetNsStatus(ns_enabled, ns_mode); highpass_filter_enabled = voe_.IsHighPassFilterEnabled(); stereo_swapping_enabled = voe_.IsStereoChannelSwappingEnabled(); voe_.GetTypingDetectionStatus(typing_detection_enabled); EXPECT_TRUE(ec_enabled); EXPECT_TRUE(ec_metrics_enabled); EXPECT_FALSE(cng_enabled); EXPECT_TRUE(agc_enabled); EXPECT_EQ(0, agc_config.targetLeveldBOv); EXPECT_TRUE(ns_enabled); EXPECT_TRUE(highpass_filter_enabled); EXPECT_FALSE(stereo_swapping_enabled); EXPECT_TRUE(typing_detection_enabled); EXPECT_EQ(ec_mode, webrtc::kEcConference); EXPECT_EQ(ns_mode, webrtc::kNsHighSuppression); // Nothing set, so all ignored. cricket::AudioOptions options; ASSERT_TRUE(engine_.SetOptions(options)); voe_.GetEcStatus(ec_enabled, ec_mode); voe_.GetEcMetricsStatus(ec_metrics_enabled); voe_.GetAecmMode(aecm_mode, cng_enabled); voe_.GetAgcStatus(agc_enabled, agc_mode); voe_.GetAgcConfig(agc_config); voe_.GetNsStatus(ns_enabled, ns_mode); highpass_filter_enabled = voe_.IsHighPassFilterEnabled(); stereo_swapping_enabled = voe_.IsStereoChannelSwappingEnabled(); voe_.GetTypingDetectionStatus(typing_detection_enabled); EXPECT_TRUE(ec_enabled); EXPECT_TRUE(ec_metrics_enabled); EXPECT_FALSE(cng_enabled); EXPECT_TRUE(agc_enabled); EXPECT_EQ(0, agc_config.targetLeveldBOv); EXPECT_TRUE(ns_enabled); EXPECT_TRUE(highpass_filter_enabled); EXPECT_FALSE(stereo_swapping_enabled); EXPECT_TRUE(typing_detection_enabled); EXPECT_EQ(ec_mode, webrtc::kEcConference); EXPECT_EQ(ns_mode, webrtc::kNsHighSuppression); EXPECT_EQ(50, voe_.GetNetEqCapacity()); // From GetDefaultEngineOptions(). EXPECT_FALSE( voe_.GetNetEqFastAccelerate()); // From GetDefaultEngineOptions(). // Turn echo cancellation off options.echo_cancellation.Set(false); ASSERT_TRUE(engine_.SetOptions(options)); voe_.GetEcStatus(ec_enabled, ec_mode); EXPECT_FALSE(ec_enabled); // Turn echo cancellation back on, with settings, and make sure // nothing else changed. options.echo_cancellation.Set(true); ASSERT_TRUE(engine_.SetOptions(options)); voe_.GetEcStatus(ec_enabled, ec_mode); voe_.GetEcMetricsStatus(ec_metrics_enabled); voe_.GetAecmMode(aecm_mode, cng_enabled); voe_.GetAgcStatus(agc_enabled, agc_mode); voe_.GetAgcConfig(agc_config); voe_.GetNsStatus(ns_enabled, ns_mode); highpass_filter_enabled = voe_.IsHighPassFilterEnabled(); stereo_swapping_enabled = voe_.IsStereoChannelSwappingEnabled(); voe_.GetTypingDetectionStatus(typing_detection_enabled); EXPECT_TRUE(ec_enabled); EXPECT_TRUE(ec_metrics_enabled); EXPECT_TRUE(agc_enabled); EXPECT_EQ(0, agc_config.targetLeveldBOv); EXPECT_TRUE(ns_enabled); EXPECT_TRUE(highpass_filter_enabled); EXPECT_FALSE(stereo_swapping_enabled); EXPECT_TRUE(typing_detection_enabled); EXPECT_EQ(ec_mode, webrtc::kEcConference); EXPECT_EQ(ns_mode, webrtc::kNsHighSuppression); // Turn on delay agnostic aec and make sure nothing change w.r.t. echo // control. options.delay_agnostic_aec.Set(true); ASSERT_TRUE(engine_.SetOptions(options)); voe_.GetEcStatus(ec_enabled, ec_mode); voe_.GetEcMetricsStatus(ec_metrics_enabled); voe_.GetAecmMode(aecm_mode, cng_enabled); EXPECT_TRUE(ec_enabled); EXPECT_TRUE(ec_metrics_enabled); EXPECT_EQ(ec_mode, webrtc::kEcConference); // Turn off echo cancellation and delay agnostic aec. options.delay_agnostic_aec.Set(false); options.extended_filter_aec.Set(false); options.echo_cancellation.Set(false); ASSERT_TRUE(engine_.SetOptions(options)); voe_.GetEcStatus(ec_enabled, ec_mode); EXPECT_FALSE(ec_enabled); // Turning delay agnostic aec back on should also turn on echo cancellation. options.delay_agnostic_aec.Set(true); ASSERT_TRUE(engine_.SetOptions(options)); voe_.GetEcStatus(ec_enabled, ec_mode); voe_.GetEcMetricsStatus(ec_metrics_enabled); EXPECT_TRUE(ec_enabled); EXPECT_TRUE(ec_metrics_enabled); EXPECT_EQ(ec_mode, webrtc::kEcConference); // Turn off AGC options.auto_gain_control.Set(false); ASSERT_TRUE(engine_.SetOptions(options)); voe_.GetAgcStatus(agc_enabled, agc_mode); EXPECT_FALSE(agc_enabled); // Turn AGC back on options.auto_gain_control.Set(true); options.adjust_agc_delta.Clear(); ASSERT_TRUE(engine_.SetOptions(options)); voe_.GetAgcStatus(agc_enabled, agc_mode); EXPECT_TRUE(agc_enabled); voe_.GetAgcConfig(agc_config); EXPECT_EQ(0, agc_config.targetLeveldBOv); // Turn off other options (and stereo swapping on). options.noise_suppression.Set(false); options.highpass_filter.Set(false); options.typing_detection.Set(false); options.stereo_swapping.Set(true); ASSERT_TRUE(engine_.SetOptions(options)); voe_.GetNsStatus(ns_enabled, ns_mode); highpass_filter_enabled = voe_.IsHighPassFilterEnabled(); stereo_swapping_enabled = voe_.IsStereoChannelSwappingEnabled(); voe_.GetTypingDetectionStatus(typing_detection_enabled); EXPECT_FALSE(ns_enabled); EXPECT_FALSE(highpass_filter_enabled); EXPECT_FALSE(typing_detection_enabled); EXPECT_TRUE(stereo_swapping_enabled); // Turn on "conference mode" to ensure it has no impact. options.conference_mode.Set(true); ASSERT_TRUE(engine_.SetOptions(options)); voe_.GetEcStatus(ec_enabled, ec_mode); voe_.GetNsStatus(ns_enabled, ns_mode); EXPECT_TRUE(ec_enabled); EXPECT_EQ(webrtc::kEcConference, ec_mode); EXPECT_FALSE(ns_enabled); EXPECT_EQ(webrtc::kNsHighSuppression, ns_mode); } TEST_F(WebRtcVoiceEngineTestFake, DefaultOptions) { EXPECT_TRUE(SetupEngine()); bool ec_enabled; webrtc::EcModes ec_mode; bool ec_metrics_enabled; bool agc_enabled; webrtc::AgcModes agc_mode; bool ns_enabled; webrtc::NsModes ns_mode; bool highpass_filter_enabled; bool stereo_swapping_enabled; bool typing_detection_enabled; voe_.GetEcStatus(ec_enabled, ec_mode); voe_.GetEcMetricsStatus(ec_metrics_enabled); voe_.GetAgcStatus(agc_enabled, agc_mode); voe_.GetNsStatus(ns_enabled, ns_mode); highpass_filter_enabled = voe_.IsHighPassFilterEnabled(); stereo_swapping_enabled = voe_.IsStereoChannelSwappingEnabled(); voe_.GetTypingDetectionStatus(typing_detection_enabled); EXPECT_TRUE(ec_enabled); EXPECT_TRUE(agc_enabled); EXPECT_TRUE(ns_enabled); EXPECT_TRUE(highpass_filter_enabled); EXPECT_TRUE(typing_detection_enabled); EXPECT_FALSE(stereo_swapping_enabled); } TEST_F(WebRtcVoiceEngineTestFake, InitDoesNotOverwriteDefaultAgcConfig) { webrtc::AgcConfig set_config = {0}; set_config.targetLeveldBOv = 3; set_config.digitalCompressionGaindB = 9; set_config.limiterEnable = true; EXPECT_EQ(0, voe_.SetAgcConfig(set_config)); EXPECT_TRUE(engine_.Init(rtc::Thread::Current())); webrtc::AgcConfig config = {0}; EXPECT_EQ(0, voe_.GetAgcConfig(config)); EXPECT_EQ(set_config.targetLeveldBOv, config.targetLeveldBOv); EXPECT_EQ(set_config.digitalCompressionGaindB, config.digitalCompressionGaindB); EXPECT_EQ(set_config.limiterEnable, config.limiterEnable); } TEST_F(WebRtcVoiceEngineTestFake, SetOptionOverridesViaChannels) { EXPECT_TRUE(SetupEngine()); rtc::scoped_ptr channel1( engine_.CreateChannel(cricket::AudioOptions())); rtc::scoped_ptr channel2( engine_.CreateChannel(cricket::AudioOptions())); // Have to add a stream to make SetSend work. cricket::StreamParams stream1; stream1.ssrcs.push_back(1); channel1->AddSendStream(stream1); cricket::StreamParams stream2; stream2.ssrcs.push_back(2); channel2->AddSendStream(stream2); // AEC and AGC and NS cricket::AudioOptions options_all; options_all.echo_cancellation.Set(true); options_all.auto_gain_control.Set(true); options_all.noise_suppression.Set(true); ASSERT_TRUE(channel1->SetOptions(options_all)); cricket::AudioOptions expected_options = options_all; cricket::AudioOptions actual_options; ASSERT_TRUE(channel1->GetOptions(&actual_options)); EXPECT_EQ(expected_options, actual_options); ASSERT_TRUE(channel2->SetOptions(options_all)); ASSERT_TRUE(channel2->GetOptions(&actual_options)); EXPECT_EQ(expected_options, actual_options); // unset NS cricket::AudioOptions options_no_ns; options_no_ns.noise_suppression.Set(false); ASSERT_TRUE(channel1->SetOptions(options_no_ns)); expected_options.echo_cancellation.Set(true); expected_options.auto_gain_control.Set(true); expected_options.noise_suppression.Set(false); ASSERT_TRUE(channel1->GetOptions(&actual_options)); EXPECT_EQ(expected_options, actual_options); // unset AGC cricket::AudioOptions options_no_agc; options_no_agc.auto_gain_control.Set(false); ASSERT_TRUE(channel2->SetOptions(options_no_agc)); expected_options.echo_cancellation.Set(true); expected_options.auto_gain_control.Set(false); expected_options.noise_suppression.Set(true); ASSERT_TRUE(channel2->GetOptions(&actual_options)); EXPECT_EQ(expected_options, actual_options); ASSERT_TRUE(engine_.SetOptions(options_all)); bool ec_enabled; webrtc::EcModes ec_mode; bool agc_enabled; webrtc::AgcModes agc_mode; bool ns_enabled; webrtc::NsModes ns_mode; voe_.GetEcStatus(ec_enabled, ec_mode); voe_.GetAgcStatus(agc_enabled, agc_mode); voe_.GetNsStatus(ns_enabled, ns_mode); EXPECT_TRUE(ec_enabled); EXPECT_TRUE(agc_enabled); EXPECT_TRUE(ns_enabled); channel1->SetSend(cricket::SEND_MICROPHONE); voe_.GetEcStatus(ec_enabled, ec_mode); voe_.GetAgcStatus(agc_enabled, agc_mode); voe_.GetNsStatus(ns_enabled, ns_mode); EXPECT_TRUE(ec_enabled); EXPECT_TRUE(agc_enabled); EXPECT_FALSE(ns_enabled); channel1->SetSend(cricket::SEND_NOTHING); voe_.GetEcStatus(ec_enabled, ec_mode); voe_.GetAgcStatus(agc_enabled, agc_mode); voe_.GetNsStatus(ns_enabled, ns_mode); EXPECT_TRUE(ec_enabled); EXPECT_TRUE(agc_enabled); EXPECT_TRUE(ns_enabled); channel2->SetSend(cricket::SEND_MICROPHONE); voe_.GetEcStatus(ec_enabled, ec_mode); voe_.GetAgcStatus(agc_enabled, agc_mode); voe_.GetNsStatus(ns_enabled, ns_mode); EXPECT_TRUE(ec_enabled); EXPECT_FALSE(agc_enabled); EXPECT_TRUE(ns_enabled); channel2->SetSend(cricket::SEND_NOTHING); voe_.GetEcStatus(ec_enabled, ec_mode); voe_.GetAgcStatus(agc_enabled, agc_mode); voe_.GetNsStatus(ns_enabled, ns_mode); EXPECT_TRUE(ec_enabled); EXPECT_TRUE(agc_enabled); EXPECT_TRUE(ns_enabled); // Make sure settings take effect while we are sending. ASSERT_TRUE(engine_.SetOptions(options_all)); cricket::AudioOptions options_no_agc_nor_ns; options_no_agc_nor_ns.auto_gain_control.Set(false); options_no_agc_nor_ns.noise_suppression.Set(false); channel2->SetSend(cricket::SEND_MICROPHONE); channel2->SetOptions(options_no_agc_nor_ns); expected_options.echo_cancellation.Set(true); expected_options.auto_gain_control.Set(false); expected_options.noise_suppression.Set(false); ASSERT_TRUE(channel2->GetOptions(&actual_options)); EXPECT_EQ(expected_options, actual_options); voe_.GetEcStatus(ec_enabled, ec_mode); voe_.GetAgcStatus(agc_enabled, agc_mode); voe_.GetNsStatus(ns_enabled, ns_mode); EXPECT_TRUE(ec_enabled); EXPECT_FALSE(agc_enabled); EXPECT_FALSE(ns_enabled); } // This test verifies DSCP settings are properly applied on voice media channel. TEST_F(WebRtcVoiceEngineTestFake, TestSetDscpOptions) { EXPECT_TRUE(SetupEngine()); rtc::scoped_ptr channel( engine_.CreateChannel(cricket::AudioOptions())); rtc::scoped_ptr network_interface( new cricket::FakeNetworkInterface); channel->SetInterface(network_interface.get()); cricket::AudioOptions options; options.dscp.Set(true); EXPECT_TRUE(channel->SetOptions(options)); EXPECT_EQ(rtc::DSCP_EF, network_interface->dscp()); // Verify previous value is not modified if dscp option is not set. cricket::AudioOptions options1; EXPECT_TRUE(channel->SetOptions(options1)); EXPECT_EQ(rtc::DSCP_EF, network_interface->dscp()); options.dscp.Set(false); EXPECT_TRUE(channel->SetOptions(options)); EXPECT_EQ(rtc::DSCP_DEFAULT, network_interface->dscp()); } TEST(WebRtcVoiceEngineTest, TestDefaultOptionsBeforeInit) { cricket::WebRtcVoiceEngine engine; cricket::AudioOptions options = engine.GetOptions(); // The default options should have at least a few things set. We purposefully // don't check the option values here, though. EXPECT_TRUE(options.echo_cancellation.IsSet()); EXPECT_TRUE(options.auto_gain_control.IsSet()); EXPECT_TRUE(options.noise_suppression.IsSet()); } // Test that GetReceiveChannelNum returns the default channel for the first // recv stream in 1-1 calls. TEST_F(WebRtcVoiceEngineTestFake, TestGetReceiveChannelNumIn1To1Calls) { EXPECT_TRUE(SetupEngine()); cricket::WebRtcVoiceMediaChannel* media_channel = static_cast(channel_); // Test that GetChannelNum returns the default channel if the SSRC is unknown. EXPECT_EQ(media_channel->voe_channel(), media_channel->GetReceiveChannelNum(0)); cricket::StreamParams stream; stream.ssrcs.push_back(kSsrc2); EXPECT_TRUE(channel_->AddRecvStream(stream)); EXPECT_EQ(media_channel->voe_channel(), media_channel->GetReceiveChannelNum(kSsrc2)); } // Test that GetReceiveChannelNum doesn't return the default channel for the // first recv stream in conference calls. TEST_F(WebRtcVoiceEngineTestFake, TestGetChannelNumInConferenceCalls) { EXPECT_TRUE(SetupEngine()); EXPECT_TRUE(channel_->SetOptions(options_conference_)); cricket::StreamParams stream; stream.ssrcs.push_back(kSsrc2); EXPECT_TRUE(channel_->AddRecvStream(stream)); cricket::WebRtcVoiceMediaChannel* media_channel = static_cast(channel_); EXPECT_LT(media_channel->voe_channel(), media_channel->GetReceiveChannelNum(kSsrc2)); } TEST_F(WebRtcVoiceEngineTestFake, SetOutputScaling) { EXPECT_TRUE(SetupEngine()); double left, right; EXPECT_TRUE(channel_->SetOutputScaling(0, 1, 2)); EXPECT_TRUE(channel_->GetOutputScaling(0, &left, &right)); EXPECT_DOUBLE_EQ(1, left); EXPECT_DOUBLE_EQ(2, right); EXPECT_FALSE(channel_->SetOutputScaling(kSsrc2, 1, 2)); cricket::StreamParams stream; stream.ssrcs.push_back(kSsrc2); EXPECT_TRUE(channel_->AddRecvStream(stream)); EXPECT_TRUE(channel_->SetOutputScaling(kSsrc2, 2, 1)); EXPECT_TRUE(channel_->GetOutputScaling(kSsrc2, &left, &right)); EXPECT_DOUBLE_EQ(2, left); EXPECT_DOUBLE_EQ(1, right); } // Tests for the actual WebRtc VoE library. // Tests that the library initializes and shuts down properly. TEST(WebRtcVoiceEngineTest, StartupShutdown) { cricket::WebRtcVoiceEngine engine; EXPECT_TRUE(engine.Init(rtc::Thread::Current())); cricket::VoiceMediaChannel* channel = engine.CreateChannel(cricket::AudioOptions()); EXPECT_TRUE(channel != nullptr); delete channel; engine.Terminate(); // Reinit to catch regression where VoiceEngineObserver reference is lost EXPECT_TRUE(engine.Init(rtc::Thread::Current())); engine.Terminate(); } // Tests that the library is configured with the codecs we want. TEST(WebRtcVoiceEngineTest, HasCorrectCodecs) { cricket::WebRtcVoiceEngine engine; // Check codecs by name. EXPECT_TRUE(engine.FindCodec( cricket::AudioCodec(96, "OPUS", 48000, 0, 2, 0))); EXPECT_TRUE(engine.FindCodec( cricket::AudioCodec(96, "ISAC", 16000, 0, 1, 0))); EXPECT_TRUE(engine.FindCodec( cricket::AudioCodec(96, "ISAC", 32000, 0, 1, 0))); // Check that name matching is case-insensitive. EXPECT_TRUE(engine.FindCodec( cricket::AudioCodec(96, "ILBC", 8000, 0, 1, 0))); EXPECT_TRUE(engine.FindCodec( cricket::AudioCodec(96, "iLBC", 8000, 0, 1, 0))); EXPECT_TRUE(engine.FindCodec( cricket::AudioCodec(96, "PCMU", 8000, 0, 1, 0))); EXPECT_TRUE(engine.FindCodec( cricket::AudioCodec(96, "PCMA", 8000, 0, 1, 0))); EXPECT_TRUE(engine.FindCodec( cricket::AudioCodec(96, "G722", 8000, 0, 1, 0))); EXPECT_TRUE(engine.FindCodec( cricket::AudioCodec(96, "red", 8000, 0, 1, 0))); EXPECT_TRUE(engine.FindCodec( cricket::AudioCodec(96, "CN", 32000, 0, 1, 0))); EXPECT_TRUE(engine.FindCodec( cricket::AudioCodec(96, "CN", 16000, 0, 1, 0))); EXPECT_TRUE(engine.FindCodec( cricket::AudioCodec(96, "CN", 8000, 0, 1, 0))); EXPECT_TRUE(engine.FindCodec( cricket::AudioCodec(96, "telephone-event", 8000, 0, 1, 0))); // Check codecs with an id by id. EXPECT_TRUE(engine.FindCodec( cricket::AudioCodec(0, "", 8000, 0, 1, 0))); // PCMU EXPECT_TRUE(engine.FindCodec( cricket::AudioCodec(8, "", 8000, 0, 1, 0))); // PCMA EXPECT_TRUE(engine.FindCodec( cricket::AudioCodec(9, "", 8000, 0, 1, 0))); // G722 EXPECT_TRUE(engine.FindCodec( cricket::AudioCodec(13, "", 8000, 0, 1, 0))); // CN // Check sample/bitrate matching. EXPECT_TRUE(engine.FindCodec( cricket::AudioCodec(0, "PCMU", 8000, 64000, 1, 0))); // Check that bad codecs fail. EXPECT_FALSE(engine.FindCodec(cricket::AudioCodec(99, "ABCD", 0, 0, 1, 0))); EXPECT_FALSE(engine.FindCodec(cricket::AudioCodec(88, "", 0, 0, 1, 0))); EXPECT_FALSE(engine.FindCodec(cricket::AudioCodec(0, "", 0, 0, 2, 0))); EXPECT_FALSE(engine.FindCodec(cricket::AudioCodec(0, "", 5000, 0, 1, 0))); EXPECT_FALSE(engine.FindCodec(cricket::AudioCodec(0, "", 0, 5000, 1, 0))); // Verify the payload id of common audio codecs, including CN, ISAC, and G722. for (std::vector::const_iterator it = engine.codecs().begin(); it != engine.codecs().end(); ++it) { if (it->name == "CN" && it->clockrate == 16000) { EXPECT_EQ(105, it->id); } else if (it->name == "CN" && it->clockrate == 32000) { EXPECT_EQ(106, it->id); } else if (it->name == "ISAC" && it->clockrate == 16000) { EXPECT_EQ(103, it->id); } else if (it->name == "ISAC" && it->clockrate == 32000) { EXPECT_EQ(104, it->id); } else if (it->name == "G722" && it->clockrate == 8000) { EXPECT_EQ(9, it->id); } else if (it->name == "telephone-event") { EXPECT_EQ(126, it->id); } else if (it->name == "red") { EXPECT_EQ(127, it->id); } else if (it->name == "opus") { EXPECT_EQ(111, it->id); ASSERT_TRUE(it->params.find("minptime") != it->params.end()); EXPECT_EQ("10", it->params.find("minptime")->second); ASSERT_TRUE(it->params.find("maxptime") != it->params.end()); EXPECT_EQ("60", it->params.find("maxptime")->second); ASSERT_TRUE(it->params.find("useinbandfec") != it->params.end()); EXPECT_EQ("1", it->params.find("useinbandfec")->second); } } engine.Terminate(); } // Tests that VoE supports at least 32 channels TEST(WebRtcVoiceEngineTest, Has32Channels) { cricket::WebRtcVoiceEngine engine; EXPECT_TRUE(engine.Init(rtc::Thread::Current())); cricket::VoiceMediaChannel* channels[32]; int num_channels = 0; while (num_channels < ARRAY_SIZE(channels)) { cricket::VoiceMediaChannel* channel = engine.CreateChannel(cricket::AudioOptions()); if (!channel) break; channels[num_channels++] = channel; } int expected = ARRAY_SIZE(channels); EXPECT_EQ(expected, num_channels); while (num_channels > 0) { delete channels[--num_channels]; } engine.Terminate(); } // Test that we set our preferred codecs properly. TEST(WebRtcVoiceEngineTest, SetRecvCodecs) { cricket::WebRtcVoiceEngine engine; EXPECT_TRUE(engine.Init(rtc::Thread::Current())); cricket::WebRtcVoiceMediaChannel channel(&engine); EXPECT_TRUE(channel.SetRecvCodecs(engine.codecs())); } #ifdef WIN32 // Test our workarounds to WebRtc VoE' munging of the coinit count TEST(WebRtcVoiceEngineTest, CoInitialize) { cricket::WebRtcVoiceEngine* engine = new cricket::WebRtcVoiceEngine(); // Initial refcount should be 0. EXPECT_EQ(S_OK, CoInitializeEx(NULL, COINIT_MULTITHREADED)); // Engine should start even with COM already inited. EXPECT_TRUE(engine->Init(rtc::Thread::Current())); engine->Terminate(); EXPECT_TRUE(engine->Init(rtc::Thread::Current())); engine->Terminate(); // Refcount after terminate should be 1 (in reality 3); test if it is nonzero. EXPECT_EQ(S_FALSE, CoInitializeEx(NULL, COINIT_MULTITHREADED)); // Decrement refcount to (hopefully) 0. CoUninitialize(); CoUninitialize(); delete engine; // Ensure refcount is 0. EXPECT_EQ(S_OK, CoInitializeEx(NULL, COINIT_MULTITHREADED)); CoUninitialize(); } #endif TEST_F(WebRtcVoiceEngineTestFake, SetsSyncGroupFromSyncLabel) { cricket::FakeCall call(webrtc::Call::Config(nullptr)); const uint32 kAudioSsrc = 123; const std::string kSyncLabel = "AvSyncLabel"; EXPECT_TRUE(SetupEngine()); cricket::WebRtcVoiceMediaChannel* media_channel = static_cast(channel_); media_channel->SetCall(&call); cricket::StreamParams sp = cricket::StreamParams::CreateLegacy(kAudioSsrc); sp.sync_label = kSyncLabel; // Creating two channels to make sure that sync label is set properly for both // the default voice channel and following ones. EXPECT_TRUE(channel_->AddRecvStream(sp)); sp.ssrcs[0] += 1; EXPECT_TRUE(channel_->AddRecvStream(sp)); ASSERT_EQ(2, call.GetAudioReceiveStreams().size()); EXPECT_EQ(kSyncLabel, call.GetAudioReceiveStream(kAudioSsrc)->GetConfig().sync_group) << "SyncGroup should be set based on sync_label"; EXPECT_EQ(kSyncLabel, call.GetAudioReceiveStream(kAudioSsrc + 1)->GetConfig().sync_group) << "SyncGroup should be set based on sync_label"; media_channel->SetCall(nullptr); } TEST_F(WebRtcVoiceEngineTestFake, CanChangeCombinedBweOption) { // Test that changing the combined_audio_video_bwe option results in the // expected state changes on an associated Call. cricket::FakeCall call(webrtc::Call::Config(nullptr)); const uint32 kAudioSsrc1 = 223; const uint32 kAudioSsrc2 = 224; EXPECT_TRUE(SetupEngine()); cricket::WebRtcVoiceMediaChannel* media_channel = static_cast(channel_); const auto& rtp_extensions = engine_.rtp_header_extensions(); media_channel->SetRecvRtpHeaderExtensions(rtp_extensions); media_channel->SetCall(&call); EXPECT_TRUE(media_channel->AddRecvStream( cricket::StreamParams::CreateLegacy(kAudioSsrc1))); EXPECT_TRUE(media_channel->AddRecvStream( cricket::StreamParams::CreateLegacy(kAudioSsrc2))); // Combined BWE should not be set up yet. EXPECT_EQ(2, call.GetAudioReceiveStreams().size()); EXPECT_FALSE(call.GetAudioReceiveStream(kAudioSsrc1) ->GetConfig() .combined_audio_video_bwe); EXPECT_FALSE(call.GetAudioReceiveStream(kAudioSsrc2) ->GetConfig() .combined_audio_video_bwe); // Enable combined BWE option - now it should be set up. cricket::AudioOptions options; options.combined_audio_video_bwe.Set(true); EXPECT_TRUE(media_channel->SetOptions(options)); EXPECT_EQ(2, call.GetAudioReceiveStreams().size()); EXPECT_TRUE(call.GetAudioReceiveStream(kAudioSsrc1) ->GetConfig() .combined_audio_video_bwe); EXPECT_TRUE(call.GetAudioReceiveStream(kAudioSsrc2) ->GetConfig() .combined_audio_video_bwe); // Disable combined BWE option - should be disabled again. options.combined_audio_video_bwe.Set(false); EXPECT_TRUE(media_channel->SetOptions(options)); EXPECT_EQ(2, call.GetAudioReceiveStreams().size()); EXPECT_FALSE(call.GetAudioReceiveStream(kAudioSsrc1) ->GetConfig() .combined_audio_video_bwe); EXPECT_FALSE(call.GetAudioReceiveStream(kAudioSsrc2) ->GetConfig() .combined_audio_video_bwe); media_channel->SetCall(nullptr); } TEST_F(WebRtcVoiceEngineTestFake, SetCallConfiguresAudioReceiveChannels) { // Test that calling SetCall() on the voice media channel results in the // expected state changes in Call. cricket::FakeCall call(webrtc::Call::Config(nullptr)); cricket::FakeCall call2(webrtc::Call::Config(nullptr)); const uint32 kAudioSsrc1 = 223; const uint32 kAudioSsrc2 = 224; EXPECT_TRUE(SetupEngine()); cricket::WebRtcVoiceMediaChannel* media_channel = static_cast(channel_); EXPECT_TRUE(media_channel->AddRecvStream( cricket::StreamParams::CreateLegacy(kAudioSsrc1))); EXPECT_TRUE(media_channel->AddRecvStream( cricket::StreamParams::CreateLegacy(kAudioSsrc2))); // Combined BWE should not be set up yet. EXPECT_EQ(0, call.GetAudioReceiveStreams().size()); // Register - should be enabled. media_channel->SetCall(&call); EXPECT_EQ(2, call.GetAudioReceiveStreams().size()); EXPECT_NE(nullptr, call.GetAudioReceiveStream(kAudioSsrc1)); EXPECT_NE(nullptr, call.GetAudioReceiveStream(kAudioSsrc2)); // Re-register - should now be enabled on new call. media_channel->SetCall(&call2); EXPECT_EQ(0, call.GetAudioReceiveStreams().size()); EXPECT_EQ(2, call2.GetAudioReceiveStreams().size()); EXPECT_NE(nullptr, call2.GetAudioReceiveStream(kAudioSsrc1)); EXPECT_NE(nullptr, call2.GetAudioReceiveStream(kAudioSsrc2)); // Unregister - should be disabled again. media_channel->SetCall(nullptr); EXPECT_EQ(0, call.GetAudioReceiveStreams().size()); } TEST_F(WebRtcVoiceEngineTestFake, ConfigureCombinedBweForNewRecvStreams) { // Test that adding receive streams after enabling combined bandwidth // estimation will correctly configure each channel. cricket::FakeCall call(webrtc::Call::Config(nullptr)); EXPECT_TRUE(SetupEngine()); cricket::WebRtcVoiceMediaChannel* media_channel = static_cast(channel_); media_channel->SetCall(&call); cricket::AudioOptions options; options.combined_audio_video_bwe.Set(true); EXPECT_TRUE(media_channel->SetOptions(options)); static const uint32 kSsrcs[] = {1, 2, 3, 4}; for (unsigned int i = 0; i < ARRAY_SIZE(kSsrcs); ++i) { EXPECT_TRUE(media_channel->AddRecvStream( cricket::StreamParams::CreateLegacy(kSsrcs[i]))); EXPECT_NE(nullptr, call.GetAudioReceiveStream(kSsrcs[i])); EXPECT_TRUE(call.GetAudioReceiveStream(kSsrcs[i]) ->GetConfig() .combined_audio_video_bwe); } EXPECT_EQ(ARRAY_SIZE(kSsrcs), call.GetAudioReceiveStreams().size()); media_channel->SetCall(nullptr); EXPECT_EQ(0, call.GetAudioReceiveStreams().size()); } TEST_F(WebRtcVoiceEngineTestFake, ConfiguresAudioReceiveStreamRtpExtensions) { // Test that setting the header extensions results in the expected state // changes on an associated Call. cricket::FakeCall call(webrtc::Call::Config(nullptr)); std::vector ssrcs; ssrcs.push_back(223); ssrcs.push_back(224); EXPECT_TRUE(SetupEngine()); cricket::WebRtcVoiceMediaChannel* media_channel = static_cast(channel_); media_channel->SetCall(&call); for (uint32 ssrc : ssrcs) { EXPECT_TRUE(media_channel->AddRecvStream( cricket::StreamParams::CreateLegacy(ssrc))); } // Combined BWE should be set up, but with no configured extensions. EXPECT_EQ(2, call.GetAudioReceiveStreams().size()); for (uint32 ssrc : ssrcs) { const auto* s = call.GetAudioReceiveStream(ssrc); EXPECT_NE(nullptr, s); EXPECT_EQ(0, s->GetConfig().rtp.extensions.size()); } // Set up receive extensions. const auto& e_exts = engine_.rtp_header_extensions(); channel_->SetRecvRtpHeaderExtensions(e_exts); EXPECT_EQ(2, call.GetAudioReceiveStreams().size()); for (uint32 ssrc : ssrcs) { const auto* s = call.GetAudioReceiveStream(ssrc); EXPECT_NE(nullptr, s); const auto& s_exts = s->GetConfig().rtp.extensions; EXPECT_EQ(e_exts.size(), s_exts.size()); for (const auto& e_ext : e_exts) { for (const auto& s_ext : s_exts) { if (e_ext.id == s_ext.id) { EXPECT_EQ(e_ext.uri, s_ext.name); } } } } // Disable receive extensions. std::vector extensions; channel_->SetRecvRtpHeaderExtensions(extensions); for (uint32 ssrc : ssrcs) { const auto* s = call.GetAudioReceiveStream(ssrc); EXPECT_NE(nullptr, s); EXPECT_EQ(0, s->GetConfig().rtp.extensions.size()); } media_channel->SetCall(nullptr); } TEST_F(WebRtcVoiceEngineTestFake, DeliverAudioPacket_Call) { // Test that packets are forwarded to the Call when configured accordingly. cricket::FakeCall call(webrtc::Call::Config(nullptr)); const uint32 kAudioSsrc = 1; rtc::Buffer kPcmuPacket(kPcmuFrame, sizeof(kPcmuFrame)); static const unsigned char kRtcp[] = { 0x80, 0xc9, 0x00, 0x01, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }; rtc::Buffer kRtcpPacket(kRtcp, sizeof(kRtcp)); EXPECT_TRUE(SetupEngine()); cricket::WebRtcVoiceMediaChannel* media_channel = static_cast(channel_); cricket::AudioOptions options; options.combined_audio_video_bwe.Set(true); EXPECT_TRUE(media_channel->SetOptions(options)); EXPECT_TRUE(media_channel->AddRecvStream( cricket::StreamParams::CreateLegacy(kAudioSsrc))); // Call not set on media channel, so no packets can be forwarded. EXPECT_EQ(0, call.GetAudioReceiveStreams().size()); channel_->OnPacketReceived(&kPcmuPacket, rtc::PacketTime()); channel_->OnRtcpReceived(&kRtcpPacket, rtc::PacketTime()); EXPECT_EQ(0, call.GetAudioReceiveStreams().size()); // Set Call, now there should be a receive stream which is forwarded packets. media_channel->SetCall(&call); EXPECT_EQ(1, call.GetAudioReceiveStreams().size()); const cricket::FakeAudioReceiveStream* s = call.GetAudioReceiveStream(kAudioSsrc); EXPECT_EQ(0, s->received_packets()); channel_->OnPacketReceived(&kPcmuPacket, rtc::PacketTime()); EXPECT_EQ(1, s->received_packets()); channel_->OnRtcpReceived(&kRtcpPacket, rtc::PacketTime()); EXPECT_EQ(2, s->received_packets()); media_channel->SetCall(nullptr); } // Associate channel should not set on 1:1 call, since the receive channel also // sends RTCP SR. TEST_F(WebRtcVoiceEngineTestFake, AssociateChannelUnset1On1) { EXPECT_TRUE(SetupEngine()); EXPECT_TRUE(channel_->AddRecvStream(cricket::StreamParams::CreateLegacy(1))); int recv_ch = voe_.GetLastChannel(); EXPECT_EQ(voe_.GetAssociateSendChannel(recv_ch), -1); } // This test is an extension of AssociateChannelUnset1On1. We create two receive // channels. The second should be associated with the default channel, since it // does not send RTCP SR. TEST_F(WebRtcVoiceEngineTestFake, AssociateDefaultChannelOnSecondRecvChannel) { EXPECT_TRUE(SetupEngine()); cricket::WebRtcVoiceMediaChannel* media_channel = static_cast(channel_); int default_channel = media_channel->voe_channel(); EXPECT_TRUE(channel_->AddRecvStream(cricket::StreamParams::CreateLegacy(1))); int recv_ch_1 = voe_.GetLastChannel(); EXPECT_EQ(recv_ch_1, default_channel); EXPECT_TRUE(channel_->AddRecvStream(cricket::StreamParams::CreateLegacy(2))); int recv_ch_2 = voe_.GetLastChannel(); EXPECT_EQ(voe_.GetAssociateSendChannel(recv_ch_1), -1); EXPECT_EQ(voe_.GetAssociateSendChannel(recv_ch_2), default_channel); // Add send stream, the association remains. EXPECT_TRUE(channel_->AddSendStream(cricket::StreamParams::CreateLegacy(3))); EXPECT_EQ(voe_.GetAssociateSendChannel(recv_ch_1), -1); EXPECT_EQ(voe_.GetAssociateSendChannel(recv_ch_2), default_channel); } // In conference mode, all receive channels should be associated with the // default channel, since they do not send RTCP SR. TEST_F(WebRtcVoiceEngineTestFake, AssociateDefaultChannelOnConference) { EXPECT_TRUE(SetupEngine()); EXPECT_TRUE(channel_->SetOptions(options_conference_)); cricket::WebRtcVoiceMediaChannel* media_channel = static_cast(channel_); int default_channel = media_channel->voe_channel(); EXPECT_TRUE(channel_->AddRecvStream(cricket::StreamParams::CreateLegacy(1))); int recv_ch = voe_.GetLastChannel(); EXPECT_NE(recv_ch, default_channel); EXPECT_EQ(voe_.GetAssociateSendChannel(recv_ch), default_channel); EXPECT_TRUE(channel_->AddSendStream(cricket::StreamParams::CreateLegacy(2))); EXPECT_EQ(voe_.GetAssociateSendChannel(recv_ch), default_channel); } TEST_F(WebRtcVoiceEngineTestFake, AssociateChannelResetUponDeleteChannnel) { EXPECT_TRUE(SetupEngine()); EXPECT_TRUE(channel_->SetOptions(options_conference_)); EXPECT_TRUE(channel_->AddRecvStream(cricket::StreamParams::CreateLegacy(1))); int recv_ch = voe_.GetLastChannel(); EXPECT_TRUE(channel_->AddSendStream(cricket::StreamParams::CreateLegacy(2))); int send_ch = voe_.GetLastChannel(); // Manually associate |recv_ch| to |send_ch|. This test is to verify a // deleting logic, i.e., deleting |send_ch| will reset the associate send // channel of |recv_ch|.This is not a common case, sinceļ¼Œ normally, only the // default channel can be associated. However, the default is not deletable. // So we force the |recv_ch| to associate with a non-default channel. EXPECT_EQ(0, voe_.AssociateSendChannel(recv_ch, send_ch)); EXPECT_EQ(voe_.GetAssociateSendChannel(recv_ch), send_ch); EXPECT_TRUE(channel_->RemoveSendStream(2)); EXPECT_EQ(voe_.GetAssociateSendChannel(recv_ch), -1); }