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webrtc/talk/media/webrtc/webrtcvoiceengine_unittest.cc
wu@webrtc.org 97077a3ab2 Update libjingle to 55618622. 
Update libyuv to r826.

TEST=try bots
R=niklas.enbom@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/2889004

git-svn-id: http://webrtc.googlecode.com/svn/trunk@5038 4adac7df-926f-26a2-2b94-8c16560cd09d
2013-10-25 21:18:33 +00:00

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// Copyright 2008 Google Inc.
//
// Author: Justin Uberti (juberti@google.com)
#ifdef WIN32
#include "talk/base/win32.h"
#include <objbase.h>
#endif
#include "talk/base/byteorder.h"
#include "talk/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/fakertp.h"
#include "talk/media/webrtc/fakewebrtcvoiceengine.h"
#include "talk/media/webrtc/webrtcvoiceengine.h"
#include "talk/p2p/base/fakesession.h"
#include "talk/session/media/channel.h"
// Tests for the WebRtcVoiceEngine/VoiceChannel code.
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 kCeltCodec(110, "CELT", 32000, 64000, 2, 0);
static const cricket::AudioCodec kOpusCodec(111, "opus", 48000, 64000, 2, 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, &kCeltCodec, &kOpusCodec, &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:
virtual int SetTraceFilter(const unsigned int filter) {
filter_ = filter;
return 0;
}
virtual int SetTraceFile(const char* fileNameUTF8) {
return 0;
}
virtual int SetTraceCallback(webrtc::TraceCallback* callback) {
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) {
ASSERT(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)),
voe_sc_(kAudioCodecs, ARRAY_SIZE(kAudioCodecs)),
trace_wrapper_(new FakeVoETraceWrapper()),
engine_(new FakeVoEWrapper(&voe_),
new FakeVoEWrapper(&voe_sc_),
trace_wrapper_),
channel_(NULL), soundclip_(NULL) {
options_conference_.conference_mode.Set(true);
options_adjust_agc_.adjust_agc_delta.Set(-10);
}
bool SetupEngine() {
bool result = engine_.Init(talk_base::Thread::Current());
if (result) {
channel_ = engine_.CreateChannel();
result = (channel_ != NULL);
}
if (result) {
result = channel_->AddSendStream(
cricket::StreamParams::CreateLegacy(kSsrc1));
}
return result;
}
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) {
talk_base::Buffer packet(data, len);
channel_->OnPacketReceived(&packet);
}
virtual void TearDown() {
delete soundclip_;
delete channel_;
engine_.Terminate();
}
void TestInsertDtmf(uint32 ssrc, bool caller) {
EXPECT_TRUE(engine_.Init(talk_base::Thread::Current()));
channel_ = engine_.CreateChannel();
EXPECT_TRUE(channel_ != NULL);
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<cricket::AudioCodec> 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.
// |default_bitrate| is the default bitrate for the codec.
// |auto_bitrate| is a parameter to set to SetSendBandwidth().
// |desired_bitrate| is a parameter to set to SetSendBandwidth().
// |expected_result| is expected results from SetSendBandwidth().
void TestSendBandwidth(const cricket::AudioCodec& codec,
int default_bitrate,
bool auto_bitrate,
int desired_bitrate,
bool expected_result) {
int channel_num = voe_.GetLastChannel();
std::vector<cricket::AudioCodec> codecs;
codecs.push_back(codec);
EXPECT_TRUE(channel_->SetSendCodecs(codecs));
bool result = channel_->SetSendBandwidth(auto_bitrate, desired_bitrate);
EXPECT_EQ(expected_result, result);
webrtc::CodecInst temp_codec;
EXPECT_FALSE(voe_.GetSendCodec(channel_num, temp_codec));
if (result) {
// If SetSendBandwidth() returns true then bitrate is set correctly.
if (auto_bitrate) {
EXPECT_EQ(default_bitrate, temp_codec.rate);
} else {
EXPECT_EQ(desired_bitrate, temp_codec.rate);
}
} else {
// If SetSendBandwidth() returns false then bitrate is set to the
// default value.
EXPECT_EQ(default_bitrate, temp_codec.rate);
}
}
void TestSetSendRtpHeaderExtensions(int channel_id) {
std::vector<cricket::RtpHeaderExtension> extensions;
bool enable = false;
unsigned char id = 0;
// Ensure audio levels are off by default.
EXPECT_EQ(0, voe_.GetRTPAudioLevelIndicationStatus(
channel_id, enable, id));
EXPECT_FALSE(enable);
// Ensure unknown extensions won't cause an error.
extensions.push_back(cricket::RtpHeaderExtension(
"urn:ietf:params:unknowextention", 1));
EXPECT_TRUE(channel_->SetSendRtpHeaderExtensions(extensions));
EXPECT_EQ(0, voe_.GetRTPAudioLevelIndicationStatus(
channel_id, enable, id));
EXPECT_FALSE(enable);
// Ensure audio levels stay off with an empty list of headers.
EXPECT_TRUE(channel_->SetSendRtpHeaderExtensions(extensions));
EXPECT_EQ(0, voe_.GetRTPAudioLevelIndicationStatus(
channel_id, enable, id));
EXPECT_FALSE(enable);
// Ensure audio levels are enabled if the audio-level header is specified.
extensions.push_back(cricket::RtpHeaderExtension(
"urn:ietf:params:rtp-hdrext:ssrc-audio-level", 8));
EXPECT_TRUE(channel_->SetSendRtpHeaderExtensions(extensions));
EXPECT_EQ(0, voe_.GetRTPAudioLevelIndicationStatus(
channel_id, enable, id));
EXPECT_TRUE(enable);
EXPECT_EQ(8, id);
// Ensure audio levels go back off with an empty list.
extensions.clear();
EXPECT_TRUE(channel_->SetSendRtpHeaderExtensions(extensions));
EXPECT_EQ(0, voe_.GetRTPAudioLevelIndicationStatus(
channel_id, enable, id));
EXPECT_FALSE(enable);
}
protected:
cricket::FakeWebRtcVoiceEngine voe_;
cricket::FakeWebRtcVoiceEngine voe_sc_;
FakeVoETraceWrapper* trace_wrapper_;
cricket::WebRtcVoiceEngine engine_;
cricket::VoiceMediaChannel* channel_;
cricket::SoundclipMedia* soundclip_;
cricket::AudioOptions options_conference_;
cricket::AudioOptions options_adjust_agc_;
};
// Tests that our stub library "works".
TEST_F(WebRtcVoiceEngineTestFake, StartupShutdown) {
EXPECT_FALSE(voe_.IsInited());
EXPECT_FALSE(voe_sc_.IsInited());
EXPECT_TRUE(engine_.Init(talk_base::Thread::Current()));
EXPECT_TRUE(voe_.IsInited());
// The soundclip engine is lazily initialized.
EXPECT_FALSE(voe_sc_.IsInited());
engine_.Terminate();
EXPECT_FALSE(voe_.IsInited());
EXPECT_FALSE(voe_sc_.IsInited());
}
// Tests that we can create and destroy a channel.
TEST_F(WebRtcVoiceEngineTestFake, CreateChannel) {
EXPECT_TRUE(engine_.Init(talk_base::Thread::Current()));
channel_ = engine_.CreateChannel();
EXPECT_TRUE(channel_ != NULL);
}
// Tests that we properly handle failures in CreateChannel.
TEST_F(WebRtcVoiceEngineTestFake, CreateChannelFail) {
voe_.set_fail_create_channel(true);
EXPECT_TRUE(engine_.Init(talk_base::Thread::Current()));
channel_ = engine_.CreateChannel();
EXPECT_TRUE(channel_ == NULL);
}
// Tests that the list of supported codecs is created properly and ordered
// correctly
TEST_F(WebRtcVoiceEngineTestFake, CodecPreference) {
const std::vector<cricket::AudioCodec>& 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<cricket::AudioCodec> 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;
talk_base::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);
talk_base::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<cricket::AudioCodec> 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<cricket::AudioCodec> 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<cricket::AudioCodec> 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<cricket::AudioCodec> 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<cricket::AudioCodec> 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<cricket::AudioCodec> 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;
talk_base::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);
talk_base::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<cricket::AudioCodec> 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;
talk_base::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<cricket::AudioCodec> 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<cricket::AudioCodec> 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 true, bitrate is kept as the default
// value. autobw is true for the following tests.
// ISAC, default bitrate == 32000.
TestSendBandwidth(kIsacCodec, 32000, true, 96000, true);
// PCMU, default bitrate == 64000.
TestSendBandwidth(kPcmuCodec, 64000, true, 96000, true);
// CELT, default bitrate == 64000.
TestSendBandwidth(kCeltCodec, 64000, true, 96000, true);
// opus, default bitrate == 64000.
TestSendBandwidth(kOpusCodec, 64000, true, 96000, true);
}
TEST_F(WebRtcVoiceEngineTestFake, SetSendBandwidthFixedMultiRateAsCaller) {
EXPECT_TRUE(SetupEngine());
EXPECT_TRUE(channel_->SetSendCodecs(engine_.codecs()));
// Test that we can set bitrate if a multi-rate codec is used.
// autobw is false for the following tests.
// ISAC, default bitrate == 32000.
TestSendBandwidth(kIsacCodec, 32000, false, 128000, true);
// CELT, default bitrate == 64000.
TestSendBandwidth(kCeltCodec, 64000, false, 96000, true);
// opus, default bitrate == 64000.
TestSendBandwidth(kOpusCodec, 64000, false, 96000, true);
}
TEST_F(WebRtcVoiceEngineTestFake, SetSendBandwidthFixedMultiRateAsCallee) {
EXPECT_TRUE(engine_.Init(talk_base::Thread::Current()));
channel_ = engine_.CreateChannel();
EXPECT_TRUE(channel_ != NULL);
EXPECT_TRUE(channel_->SetSendCodecs(engine_.codecs()));
int desired_bitrate = 128000;
EXPECT_TRUE(channel_->SetSendBandwidth(false, 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, SetSendBandwidthFixedCbr) {
EXPECT_TRUE(SetupEngine());
EXPECT_TRUE(channel_->SetSendCodecs(engine_.codecs()));
webrtc::CodecInst codec;
int channel_num = voe_.GetLastChannel();
std::vector<cricket::AudioCodec> 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_->SetSendBandwidth(false, 128000));
EXPECT_EQ(0, voe_.GetSendCodec(channel_num, codec));
EXPECT_EQ(64000, codec.rate);
EXPECT_FALSE(channel_->SetSendBandwidth(false, 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<cricket::AudioCodec> 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));
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_.GetFEC(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));
}
// TODO(pthatcher): Change failure behavior to returning false rather
// than defaulting to PCMU.
// Test that if clockrate is not 48000 for opus, we fail by fallback to PCMU.
TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecOpusBadClockrate) {
EXPECT_TRUE(SetupEngine());
int channel_num = voe_.GetLastChannel();
std::vector<cricket::AudioCodec> codecs;
codecs.push_back(kOpusCodec);
codecs[0].bitrate = 0;
codecs[0].clockrate = 50000;
EXPECT_TRUE(channel_->SetSendCodecs(codecs));
webrtc::CodecInst gcodec;
EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec));
EXPECT_STREQ("PCMU", gcodec.plname);
}
// Test that if channels=0 for opus, we fail by falling back to PCMU.
TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecOpusBad0ChannelsNoStereo) {
EXPECT_TRUE(SetupEngine());
int channel_num = voe_.GetLastChannel();
std::vector<cricket::AudioCodec> codecs;
codecs.push_back(kOpusCodec);
codecs[0].bitrate = 0;
codecs[0].channels = 0;
EXPECT_TRUE(channel_->SetSendCodecs(codecs));
webrtc::CodecInst gcodec;
EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec));
EXPECT_STREQ("PCMU", gcodec.plname);
}
// Test that if channels=0 for opus, we fail by falling back to PCMU.
TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecOpusBad0Channels1Stereo) {
EXPECT_TRUE(SetupEngine());
int channel_num = voe_.GetLastChannel();
std::vector<cricket::AudioCodec> codecs;
codecs.push_back(kOpusCodec);
codecs[0].bitrate = 0;
codecs[0].channels = 0;
codecs[0].params["stereo"] = "1";
EXPECT_TRUE(channel_->SetSendCodecs(codecs));
webrtc::CodecInst gcodec;
EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec));
EXPECT_STREQ("PCMU", gcodec.plname);
}
// Test that if channel is 1 for opus and there's no stereo, we fail.
TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecOpus1ChannelNoStereo) {
EXPECT_TRUE(SetupEngine());
int channel_num = voe_.GetLastChannel();
std::vector<cricket::AudioCodec> codecs;
codecs.push_back(kOpusCodec);
codecs[0].bitrate = 0;
codecs[0].channels = 1;
EXPECT_TRUE(channel_->SetSendCodecs(codecs));
webrtc::CodecInst gcodec;
EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec));
EXPECT_STREQ("PCMU", gcodec.plname);
}
// Test that if channel is 1 for opus and stereo=0, we fail.
TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecOpusBad1Channel0Stereo) {
EXPECT_TRUE(SetupEngine());
int channel_num = voe_.GetLastChannel();
std::vector<cricket::AudioCodec> codecs;
codecs.push_back(kOpusCodec);
codecs[0].bitrate = 0;
codecs[0].channels = 1;
codecs[0].params["stereo"] = "0";
EXPECT_TRUE(channel_->SetSendCodecs(codecs));
webrtc::CodecInst gcodec;
EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec));
EXPECT_STREQ("PCMU", gcodec.plname);
}
// Test that if channel is 1 for opus and stereo=1, we fail.
TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecOpusBad1Channel1Stereo) {
EXPECT_TRUE(SetupEngine());
int channel_num = voe_.GetLastChannel();
std::vector<cricket::AudioCodec> codecs;
codecs.push_back(kOpusCodec);
codecs[0].bitrate = 0;
codecs[0].channels = 1;
codecs[0].params["stereo"] = "1";
EXPECT_TRUE(channel_->SetSendCodecs(codecs));
webrtc::CodecInst gcodec;
EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec));
EXPECT_STREQ("PCMU", gcodec.plname);
}
// 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<cricket::AudioCodec> 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<cricket::AudioCodec> 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<cricket::AudioCodec> 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 considered
// as invalid and ignored.
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(32000, 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(32000, 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<cricket::AudioCodec> 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<cricket::AudioCodec> 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 considered
// as invalid and ignored.
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(64000, 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(64000, 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<cricket::AudioCodec> 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<cricket::AudioCodec> 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<cricket::AudioCodec> 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<cricket::AudioCodec> 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<cricket::AudioCodec> 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(30000, 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(30000, 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<cricket::AudioCodec> 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(talk_base::Thread::Current()));
channel_ = engine_.CreateChannel();
EXPECT_TRUE(channel_ != NULL);
int channel_num = voe_.GetLastChannel();
std::vector<cricket::AudioCodec> 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<cricket::AudioCodec> 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<cricket::AudioCodec> 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<cricket::AudioCodec> 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<cricket::AudioCodec> 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 we can apply CELT with stereo mode but fail with mono mode.
TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecsCelt) {
EXPECT_TRUE(SetupEngine());
int channel_num = voe_.GetLastChannel();
std::vector<cricket::AudioCodec> codecs;
codecs.push_back(kCeltCodec);
codecs.push_back(kPcmuCodec);
codecs[0].id = 96;
codecs[0].channels = 2;
codecs[0].bitrate = 96000;
codecs[1].bitrate = 96000;
EXPECT_TRUE(channel_->SetSendCodecs(codecs));
webrtc::CodecInst gcodec;
EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec));
EXPECT_EQ(96, gcodec.pltype);
EXPECT_EQ(96000, gcodec.rate);
EXPECT_EQ(2, gcodec.channels);
EXPECT_STREQ("CELT", gcodec.plname);
// Doesn't support mono, expect it to fall back to the next codec in the list.
codecs[0].channels = 1;
EXPECT_TRUE(channel_->SetSendCodecs(codecs));
EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec));
EXPECT_EQ(0, gcodec.pltype);
EXPECT_EQ(1, gcodec.channels);
EXPECT_EQ(64000, gcodec.rate);
EXPECT_STREQ("PCMU", gcodec.plname);
}
// Test that we can switch back and forth between CELT and ISAC with CN.
TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecsIsacCeltSwitching) {
EXPECT_TRUE(SetupEngine());
int channel_num = voe_.GetLastChannel();
std::vector<cricket::AudioCodec> celt_codecs;
celt_codecs.push_back(kCeltCodec);
EXPECT_TRUE(channel_->SetSendCodecs(celt_codecs));
webrtc::CodecInst gcodec;
EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec));
EXPECT_EQ(110, gcodec.pltype);
EXPECT_STREQ("CELT", gcodec.plname);
std::vector<cricket::AudioCodec> isac_codecs;
isac_codecs.push_back(kIsacCodec);
isac_codecs.push_back(kCn16000Codec);
isac_codecs.push_back(kCeltCodec);
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(celt_codecs));
EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec));
EXPECT_EQ(110, gcodec.pltype);
EXPECT_STREQ("CELT", 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<cricket::AudioCodec> 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 fall back to PCMU if no codecs are specified.
TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecsNoCodecs) {
EXPECT_TRUE(SetupEngine());
int channel_num = voe_.GetLastChannel();
std::vector<cricket::AudioCodec> codecs;
EXPECT_TRUE(channel_->SetSendCodecs(codecs));
webrtc::CodecInst gcodec;
EXPECT_EQ(0, voe_.GetSendCodec(channel_num, gcodec));
EXPECT_EQ(0, gcodec.pltype);
EXPECT_STREQ("PCMU", gcodec.plname);
EXPECT_FALSE(voe_.GetVAD(channel_num));
EXPECT_FALSE(voe_.GetFEC(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 we set VAD and DTMF types correctly as caller.
TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecsCNandDTMFAsCaller) {
EXPECT_TRUE(SetupEngine());
int channel_num = voe_.GetLastChannel();
std::vector<cricket::AudioCodec> 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_.GetFEC(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(talk_base::Thread::Current()));
channel_ = engine_.CreateChannel();
EXPECT_TRUE(channel_ != NULL);
int channel_num = voe_.GetLastChannel();
std::vector<cricket::AudioCodec> 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_.GetFEC(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<cricket::AudioCodec> 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<cricket::AudioCodec> 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_.GetFEC(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 FEC correctly as caller.
TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecsREDAsCaller) {
EXPECT_TRUE(SetupEngine());
int channel_num = voe_.GetLastChannel();
std::vector<cricket::AudioCodec> 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_.GetFEC(channel_num));
EXPECT_EQ(127, voe_.GetSendFECPayloadType(channel_num));
}
// Test that we set up FEC correctly as callee.
TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecsREDAsCallee) {
EXPECT_TRUE(engine_.Init(talk_base::Thread::Current()));
channel_ = engine_.CreateChannel();
EXPECT_TRUE(channel_ != NULL);
int channel_num = voe_.GetLastChannel();
std::vector<cricket::AudioCodec> 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_.GetFEC(channel_num));
EXPECT_EQ(127, voe_.GetSendFECPayloadType(channel_num));
}
// Test that we set up FEC correctly if params are omitted.
TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecsREDNoParams) {
EXPECT_TRUE(SetupEngine());
int channel_num = voe_.GetLastChannel();
std::vector<cricket::AudioCodec> 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_.GetFEC(channel_num));
EXPECT_EQ(127, voe_.GetSendFECPayloadType(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<cricket::AudioCodec> 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_.GetFEC(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<cricket::AudioCodec> 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_.GetFEC(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<cricket::AudioCodec> 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_.GetFEC(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<cricket::AudioCodec> 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_.GetFEC(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<cricket::AudioCodec> 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_.GetFEC(channel_num));
}
// Test that we support setting an empty list of recv header extensions.
TEST_F(WebRtcVoiceEngineTestFake, SetRecvRtpHeaderExtensions) {
EXPECT_TRUE(SetupEngine());
std::vector<cricket::RtpHeaderExtension> extensions;
int channel_num = voe_.GetLastChannel();
bool enable = false;
unsigned char id = 0;
// An empty list shouldn't cause audio-level headers to be enabled.
EXPECT_TRUE(channel_->SetRecvRtpHeaderExtensions(extensions));
EXPECT_EQ(0, voe_.GetRTPAudioLevelIndicationStatus(
channel_num, enable, id));
EXPECT_FALSE(enable);
// Nor should indicating we can receive the audio-level header.
extensions.push_back(cricket::RtpHeaderExtension(
"urn:ietf:params:rtp-hdrext:ssrc-audio-level", 8));
EXPECT_TRUE(channel_->SetRecvRtpHeaderExtensions(extensions));
EXPECT_EQ(0, voe_.GetRTPAudioLevelIndicationStatus(
channel_num, enable, id));
EXPECT_FALSE(enable);
}
// Test that we support setting certain send header extensions.
TEST_F(WebRtcVoiceEngineTestFake, SetSendRtpHeaderExtensions) {
EXPECT_TRUE(SetupEngine());
std::vector<cricket::RtpHeaderExtension> extensions;
int channel_num = voe_.GetLastChannel();
TestSetSendRtpHeaderExtensions(channel_num);
}
// 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<cricket::AudioCodec> 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<cricket::AudioCodec> 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])));
}
// We need send codec to be set to get all stats.
std::vector<cricket::AudioCodec> codecs;
codecs.push_back(kPcmuCodec);
EXPECT_TRUE(channel_->SetSendCodecs(codecs));
cricket::VoiceMediaInfo info;
EXPECT_EQ(true, channel_->GetStats(&info));
EXPECT_EQ(static_cast<size_t>(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(1u, info.receivers.size());
}
// Test that we support setting certain send header extensions on multiple
// send streams.
TEST_F(WebRtcVoiceEngineTestFake,
SetSendRtpHeaderExtensionsWithMultpleSendStreams) {
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])));
}
// Test SendRtpHeaderExtensions on each send channel.
for (unsigned int i = 0; i < ARRAY_SIZE(kSsrcs4); ++i) {
int channel_num = voe_.GetChannelFromLocalSsrc(kSsrcs4[i]);
TestSetSendRtpHeaderExtensions(channel_num);
}
}
// 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<cricket::AudioCodec> 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<cricket::AudioCodec> 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<cricket::AudioCodec> 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<cricket::AudioCodec> 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<cricket::AudioCodec> 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(talk_base::LS_INFO, "");
EXPECT_EQ(
// Info:
webrtc::kTraceStateInfo | webrtc::kTraceInfo |
// Warning:
webrtc::kTraceTerseInfo | webrtc::kTraceWarning |
// Error:
webrtc::kTraceError | webrtc::kTraceCritical,
static_cast<int>(trace_wrapper_->filter_));
// Now set it explicitly
std::string filter =
"tracefilter " + talk_base::ToString(webrtc::kTraceDefault);
engine_.SetLogging(talk_base::LS_VERBOSE, filter.c_str());
EXPECT_EQ(static_cast<unsigned int>(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());
std::vector<cricket::AudioCodec> codecs;
codecs.push_back(kPcmuCodec);
EXPECT_TRUE(channel_->SetSendCodecs(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);
// 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(1u, info.receivers.size());
// TODO(sriniv): Add testing for 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(talk_base::Thread::Current()));
channel_ = engine_.CreateChannel();
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));
talk_base::SetBE32(packets[i] + 8, 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<cricket::AudioCodec> 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;
talk_base::strcpyn(gcodec.plname, ARRAY_SIZE(gcodec.plname), "CELT");
gcodec.plfreq = 32000;
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, 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, 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));
talk_base::SetBE32(packet + 8, 2);
DeliverPacket(packet, sizeof(packet));
EXPECT_EQ(0, voe_.IsPlayingFileLocally(channel_num));
}
// Tests creating soundclips, and make sure they come from the right engine.
TEST_F(WebRtcVoiceEngineTestFake, CreateSoundclip) {
EXPECT_TRUE(engine_.Init(talk_base::Thread::Current()));
EXPECT_FALSE(voe_sc_.IsInited());
soundclip_ = engine_.CreateSoundclip();
EXPECT_TRUE(voe_sc_.IsInited());
ASSERT_TRUE(soundclip_ != NULL);
EXPECT_EQ(0, voe_.GetNumChannels());
EXPECT_EQ(1, voe_sc_.GetNumChannels());
int channel_num = voe_sc_.GetLastChannel();
EXPECT_TRUE(voe_sc_.GetPlayout(channel_num));
delete soundclip_;
soundclip_ = NULL;
EXPECT_EQ(0, voe_sc_.GetNumChannels());
// Make sure the soundclip engine is uninitialized on shutdown, now that
// we've initialized it by creating a soundclip.
engine_.Terminate();
EXPECT_FALSE(voe_sc_.IsInited());
}
// Tests playing out a fake sound.
TEST_F(WebRtcVoiceEngineTestFake, PlaySoundclip) {
static const char kZeroes[16000] = {};
EXPECT_TRUE(engine_.Init(talk_base::Thread::Current()));
soundclip_ = engine_.CreateSoundclip();
ASSERT_TRUE(soundclip_ != NULL);
EXPECT_TRUE(soundclip_->PlaySound(kZeroes, sizeof(kZeroes), 0));
}
TEST_F(WebRtcVoiceEngineTestFake, MediaEngineCallbackOnError) {
talk_base::scoped_ptr<ChannelErrorListener> 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<cricket::WebRtcVoiceMediaChannel*>(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<cricket::AudioCodec> 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);
// 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 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(talk_base::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());
talk_base::scoped_ptr<cricket::VoiceMediaChannel> channel1(
engine_.CreateChannel());
talk_base::scoped_ptr<cricket::VoiceMediaChannel> channel2(
engine_.CreateChannel());
// 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);
}
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<cricket::WebRtcVoiceMediaChannel*>(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<cricket::WebRtcVoiceMediaChannel*>(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(talk_base::Thread::Current()));
cricket::VoiceMediaChannel* channel = engine.CreateChannel();
EXPECT_TRUE(channel != NULL);
delete channel;
engine.Terminate();
// Reinit to catch regression where VoiceEngineObserver reference is lost
EXPECT_TRUE(engine.Init(talk_base::Thread::Current()));
engine.Terminate();
}
// Tests that the logging from the library is cleartext.
TEST(WebRtcVoiceEngineTest, DISABLED_HasUnencryptedLogging) {
cricket::WebRtcVoiceEngine engine;
talk_base::scoped_ptr<talk_base::MemoryStream> stream(
new talk_base::MemoryStream);
size_t size = 0;
bool cleartext = true;
talk_base::LogMessage::AddLogToStream(stream.get(), talk_base::LS_VERBOSE);
engine.SetLogging(talk_base::LS_VERBOSE, "");
EXPECT_TRUE(engine.Init(talk_base::Thread::Current()));
EXPECT_TRUE(stream->GetSize(&size));
EXPECT_GT(size, 0U);
engine.Terminate();
talk_base::LogMessage::RemoveLogToStream(stream.get());
const char* buf = stream->GetBuffer();
for (size_t i = 0; i < size && cleartext; ++i) {
int ch = static_cast<int>(buf[i]);
ASSERT_GE(ch, 0) << "Out of bounds character in WebRtc VoE log: "
<< std::hex << ch;
cleartext = (isprint(ch) || isspace(ch));
}
EXPECT_TRUE(cleartext);
}
// Tests we do not see any references to a monitor thread being spun up
// when initiating the engine.
TEST(WebRtcVoiceEngineTest, HasNoMonitorThread) {
cricket::WebRtcVoiceEngine engine;
talk_base::scoped_ptr<talk_base::MemoryStream> stream(
new talk_base::MemoryStream);
talk_base::LogMessage::AddLogToStream(stream.get(), talk_base::LS_VERBOSE);
engine.SetLogging(talk_base::LS_VERBOSE, "");
EXPECT_TRUE(engine.Init(talk_base::Thread::Current()));
engine.Terminate();
talk_base::LogMessage::RemoveLogToStream(stream.get());
size_t size = 0;
EXPECT_TRUE(stream->GetSize(&size));
EXPECT_GT(size, 0U);
const std::string logs(stream->GetBuffer());
EXPECT_NE(std::string::npos, logs.find("ProcessThread"));
}
// 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", 16000, 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, "", 16000, 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)));
// Check that there aren't any extra codecs lying around.
EXPECT_EQ(13U, engine.codecs().size());
// Verify the payload id of common audio codecs, including CN, ISAC, and G722.
for (std::vector<cricket::AudioCodec>::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 == 16000) {
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_NE(it->params.find("minptime"), it->params.end());
EXPECT_EQ("10", it->params.find("minptime")->second);
ASSERT_NE(it->params.find("maxptime"), it->params.end());
EXPECT_EQ("60", it->params.find("maxptime")->second);
}
}
engine.Terminate();
}
// Tests that VoE supports at least 32 channels
TEST(WebRtcVoiceEngineTest, Has32Channels) {
cricket::WebRtcVoiceEngine engine;
EXPECT_TRUE(engine.Init(talk_base::Thread::Current()));
cricket::VoiceMediaChannel* channels[32];
int num_channels = 0;
while (num_channels < ARRAY_SIZE(channels)) {
cricket::VoiceMediaChannel* channel = engine.CreateChannel();
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(talk_base::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(talk_base::Thread::Current()));
engine->Terminate();
EXPECT_TRUE(engine->Init(talk_base::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
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