| /* |
| * Copyright (c) 2004 The WebRTC project authors. All Rights Reserved. |
| * |
| * Use of this source code is governed by a BSD-style license |
| * that can be found in the LICENSE file in the root of the source |
| * tree. An additional intellectual property rights grant can be found |
| * in the file PATENTS. All contributing project authors may |
| * be found in the AUTHORS file in the root of the source tree. |
| */ |
| |
| #include <algorithm> |
| #include <map> |
| #include <memory> |
| #include <vector> |
| |
| #include "webrtc/base/arraysize.h" |
| #include "webrtc/base/gunit.h" |
| #include "webrtc/base/stringutils.h" |
| #include "webrtc/media/base/testutils.h" |
| #include "webrtc/media/base/videoengine_unittest.h" |
| #include "webrtc/media/engine/fakewebrtccall.h" |
| #include "webrtc/media/engine/fakewebrtcvideoengine.h" |
| #include "webrtc/media/engine/simulcast.h" |
| #include "webrtc/media/engine/webrtcvideochannelfactory.h" |
| #include "webrtc/media/engine/webrtcvideoengine2.h" |
| #include "webrtc/media/engine/webrtcvoiceengine.h" |
| #include "webrtc/test/field_trial.h" |
| #include "webrtc/video_encoder.h" |
| |
| using webrtc::RtpExtension; |
| |
| namespace { |
| static const int kDefaultQpMax = 56; |
| static const int kDefaultFramerate = 30; |
| |
| static const cricket::VideoCodec kVp8Codec720p(100, "VP8", 1280, 720, 30); |
| static const cricket::VideoCodec kVp8Codec360p(100, "VP8", 640, 360, 30); |
| static const cricket::VideoCodec kVp8Codec270p(100, "VP8", 480, 270, 30); |
| |
| static const cricket::VideoCodec kVp8Codec(100, "VP8", 640, 400, 30); |
| static const cricket::VideoCodec kVp9Codec(101, "VP9", 640, 400, 30); |
| static const cricket::VideoCodec kH264Codec(102, "H264", 640, 400, 30); |
| |
| static const cricket::VideoCodec kRedCodec(116, "red", 0, 0, 0); |
| static const cricket::VideoCodec kUlpfecCodec(117, "ulpfec", 0, 0, 0); |
| |
| static const uint8_t kRedRtxPayloadType = 125; |
| |
| static const uint32_t kSsrcs1[] = {1}; |
| static const uint32_t kSsrcs3[] = {1, 2, 3}; |
| static const uint32_t kRtxSsrcs1[] = {4}; |
| static const uint32_t kIncomingUnsignalledSsrc = 0xC0FFEE; |
| static const char kUnsupportedExtensionName[] = |
| "urn:ietf:params:rtp-hdrext:unsupported"; |
| |
| void VerifyCodecHasDefaultFeedbackParams(const cricket::VideoCodec& codec) { |
| EXPECT_TRUE(codec.HasFeedbackParam(cricket::FeedbackParam( |
| cricket::kRtcpFbParamNack, cricket::kParamValueEmpty))); |
| EXPECT_TRUE(codec.HasFeedbackParam(cricket::FeedbackParam( |
| cricket::kRtcpFbParamNack, cricket::kRtcpFbNackParamPli))); |
| EXPECT_TRUE(codec.HasFeedbackParam(cricket::FeedbackParam( |
| cricket::kRtcpFbParamRemb, cricket::kParamValueEmpty))); |
| EXPECT_TRUE(codec.HasFeedbackParam(cricket::FeedbackParam( |
| cricket::kRtcpFbParamTransportCc, cricket::kParamValueEmpty))); |
| EXPECT_TRUE(codec.HasFeedbackParam(cricket::FeedbackParam( |
| cricket::kRtcpFbParamCcm, cricket::kRtcpFbCcmParamFir))); |
| } |
| |
| static void CreateBlackFrame(webrtc::VideoFrame* video_frame, |
| int width, |
| int height) { |
| video_frame->CreateEmptyFrame( |
| width, height, width, (width + 1) / 2, (width + 1) / 2); |
| memset(video_frame->video_frame_buffer()->MutableDataY(), 16, |
| video_frame->allocated_size(webrtc::kYPlane)); |
| memset(video_frame->video_frame_buffer()->MutableDataU(), 128, |
| video_frame->allocated_size(webrtc::kUPlane)); |
| memset(video_frame->video_frame_buffer()->MutableDataV(), 128, |
| video_frame->allocated_size(webrtc::kVPlane)); |
| } |
| |
| void VerifySendStreamHasRtxTypes(const webrtc::VideoSendStream::Config& config, |
| const std::map<int, int>& rtx_types) { |
| std::map<int, int>::const_iterator it; |
| it = rtx_types.find(config.encoder_settings.payload_type); |
| EXPECT_TRUE(it != rtx_types.end() && |
| it->second == config.rtp.rtx.payload_type); |
| |
| if (config.rtp.fec.red_rtx_payload_type != -1) { |
| it = rtx_types.find(config.rtp.fec.red_payload_type); |
| EXPECT_TRUE(it != rtx_types.end() && |
| it->second == config.rtp.fec.red_rtx_payload_type); |
| } |
| } |
| } // namespace |
| |
| namespace cricket { |
| class WebRtcVideoEngine2Test : public ::testing::Test { |
| public: |
| WebRtcVideoEngine2Test() : WebRtcVideoEngine2Test("") {} |
| explicit WebRtcVideoEngine2Test(const char* field_trials) |
| : override_field_trials_(field_trials), |
| call_(webrtc::Call::Create(webrtc::Call::Config())), |
| engine_() { |
| std::vector<VideoCodec> engine_codecs = engine_.codecs(); |
| RTC_DCHECK(!engine_codecs.empty()); |
| bool codec_set = false; |
| for (size_t i = 0; i < engine_codecs.size(); ++i) { |
| if (engine_codecs[i].name == "red") { |
| default_red_codec_ = engine_codecs[i]; |
| } else if (engine_codecs[i].name == "ulpfec") { |
| default_ulpfec_codec_ = engine_codecs[i]; |
| } else if (engine_codecs[i].name == "rtx") { |
| int associated_payload_type; |
| if (engine_codecs[i].GetParam(kCodecParamAssociatedPayloadType, |
| &associated_payload_type)) { |
| default_apt_rtx_types_[associated_payload_type] = engine_codecs[i].id; |
| } |
| } else if (!codec_set) { |
| default_codec_ = engine_codecs[i]; |
| codec_set = true; |
| } |
| } |
| |
| RTC_DCHECK(codec_set); |
| } |
| |
| protected: |
| VideoMediaChannel* SetUpForExternalEncoderFactory( |
| cricket::WebRtcVideoEncoderFactory* encoder_factory, |
| const std::vector<VideoCodec>& codecs); |
| |
| VideoMediaChannel* SetUpForExternalDecoderFactory( |
| cricket::WebRtcVideoDecoderFactory* decoder_factory, |
| const std::vector<VideoCodec>& codecs); |
| |
| void TestExtendedEncoderOveruse(bool use_external_encoder); |
| |
| webrtc::test::ScopedFieldTrials override_field_trials_; |
| // Used in WebRtcVideoEngine2VoiceTest, but defined here so it's properly |
| // initialized when the constructor is called. |
| std::unique_ptr<webrtc::Call> call_; |
| WebRtcVideoEngine2 engine_; |
| VideoCodec default_codec_; |
| VideoCodec default_red_codec_; |
| VideoCodec default_ulpfec_codec_; |
| std::map<int, int> default_apt_rtx_types_; |
| }; |
| |
| TEST_F(WebRtcVideoEngine2Test, AnnouncesVp9AccordingToBuildFlags) { |
| bool claims_vp9_support = false; |
| for (const cricket::VideoCodec& codec : engine_.codecs()) { |
| if (codec.name == "VP9") { |
| claims_vp9_support = true; |
| break; |
| } |
| } |
| #if defined(RTC_DISABLE_VP9) |
| EXPECT_FALSE(claims_vp9_support); |
| #else |
| EXPECT_TRUE(claims_vp9_support); |
| #endif // defined(RTC_DISABLE_VP9) |
| } |
| |
| TEST_F(WebRtcVideoEngine2Test, DefaultRtxCodecHasAssociatedPayloadTypeSet) { |
| std::vector<VideoCodec> engine_codecs = engine_.codecs(); |
| for (size_t i = 0; i < engine_codecs.size(); ++i) { |
| if (engine_codecs[i].name != kRtxCodecName) |
| continue; |
| int associated_payload_type; |
| EXPECT_TRUE(engine_codecs[i].GetParam(kCodecParamAssociatedPayloadType, |
| &associated_payload_type)); |
| EXPECT_EQ(default_codec_.id, associated_payload_type); |
| return; |
| } |
| FAIL() << "No RTX codec found among default codecs."; |
| } |
| |
| TEST_F(WebRtcVideoEngine2Test, SupportsTimestampOffsetHeaderExtension) { |
| RtpCapabilities capabilities = engine_.GetCapabilities(); |
| ASSERT_FALSE(capabilities.header_extensions.empty()); |
| for (const RtpExtension& extension : capabilities.header_extensions) { |
| if (extension.uri == RtpExtension::kTimestampOffsetUri) { |
| EXPECT_EQ(RtpExtension::kTimestampOffsetDefaultId, extension.id); |
| return; |
| } |
| } |
| FAIL() << "Timestamp offset extension not in header-extension list."; |
| } |
| |
| TEST_F(WebRtcVideoEngine2Test, SupportsAbsoluteSenderTimeHeaderExtension) { |
| RtpCapabilities capabilities = engine_.GetCapabilities(); |
| ASSERT_FALSE(capabilities.header_extensions.empty()); |
| for (const RtpExtension& extension : capabilities.header_extensions) { |
| if (extension.uri == RtpExtension::kAbsSendTimeUri) { |
| EXPECT_EQ(RtpExtension::kAbsSendTimeDefaultId, extension.id); |
| return; |
| } |
| } |
| FAIL() << "Absolute Sender Time extension not in header-extension list."; |
| } |
| |
| TEST_F(WebRtcVideoEngine2Test, SupportsTransportSequenceNumberHeaderExtension) { |
| RtpCapabilities capabilities = engine_.GetCapabilities(); |
| ASSERT_FALSE(capabilities.header_extensions.empty()); |
| for (const RtpExtension& extension : capabilities.header_extensions) { |
| if (extension.uri == RtpExtension::kTransportSequenceNumberUri) { |
| EXPECT_EQ(RtpExtension::kTransportSequenceNumberDefaultId, extension.id); |
| return; |
| } |
| } |
| FAIL() << "Transport sequence number extension not in header-extension list."; |
| } |
| |
| TEST_F(WebRtcVideoEngine2Test, SupportsVideoRotationHeaderExtension) { |
| RtpCapabilities capabilities = engine_.GetCapabilities(); |
| ASSERT_FALSE(capabilities.header_extensions.empty()); |
| for (const RtpExtension& extension : capabilities.header_extensions) { |
| if (extension.uri == RtpExtension::kVideoRotationUri) { |
| EXPECT_EQ(RtpExtension::kVideoRotationDefaultId, extension.id); |
| return; |
| } |
| } |
| FAIL() << "Video Rotation extension not in header-extension list."; |
| } |
| |
| TEST_F(WebRtcVideoEngine2Test, CVOSetHeaderExtensionBeforeCapturer) { |
| // Allocate the capturer first to prevent early destruction before channel's |
| // dtor is called. |
| cricket::FakeVideoCapturer capturer; |
| |
| cricket::FakeWebRtcVideoEncoderFactory encoder_factory; |
| encoder_factory.AddSupportedVideoCodecType(webrtc::kVideoCodecVP8, "VP8"); |
| cricket::VideoSendParameters parameters; |
| parameters.codecs.push_back(kVp8Codec); |
| |
| std::unique_ptr<VideoMediaChannel> channel( |
| SetUpForExternalEncoderFactory(&encoder_factory, parameters.codecs)); |
| EXPECT_TRUE(channel->AddSendStream(StreamParams::CreateLegacy(kSsrc))); |
| |
| // Add CVO extension. |
| const int id = 1; |
| parameters.extensions.push_back( |
| RtpExtension(RtpExtension::kVideoRotationUri, id)); |
| EXPECT_TRUE(channel->SetSendParameters(parameters)); |
| |
| // Set capturer. |
| EXPECT_TRUE(channel->SetVideoSend(kSsrc, true, nullptr, &capturer)); |
| |
| // Verify capturer has turned off applying rotation. |
| EXPECT_FALSE(capturer.apply_rotation()); |
| |
| // Verify removing header extension turns on applying rotation. |
| parameters.extensions.clear(); |
| EXPECT_TRUE(channel->SetSendParameters(parameters)); |
| EXPECT_TRUE(capturer.apply_rotation()); |
| } |
| |
| TEST_F(WebRtcVideoEngine2Test, CVOSetHeaderExtensionBeforeAddSendStream) { |
| // Allocate the capturer first to prevent early destruction before channel's |
| // dtor is called. |
| cricket::FakeVideoCapturer capturer; |
| |
| cricket::FakeWebRtcVideoEncoderFactory encoder_factory; |
| encoder_factory.AddSupportedVideoCodecType(webrtc::kVideoCodecVP8, "VP8"); |
| cricket::VideoSendParameters parameters; |
| parameters.codecs.push_back(kVp8Codec); |
| |
| std::unique_ptr<VideoMediaChannel> channel( |
| SetUpForExternalEncoderFactory(&encoder_factory, parameters.codecs)); |
| // Add CVO extension. |
| const int id = 1; |
| parameters.extensions.push_back( |
| RtpExtension(RtpExtension::kVideoRotationUri, id)); |
| EXPECT_TRUE(channel->SetSendParameters(parameters)); |
| EXPECT_TRUE(channel->AddSendStream(StreamParams::CreateLegacy(kSsrc))); |
| |
| // Set capturer. |
| EXPECT_TRUE(channel->SetVideoSend(kSsrc, true, nullptr, &capturer)); |
| |
| // Verify capturer has turned off applying rotation. |
| EXPECT_FALSE(capturer.apply_rotation()); |
| } |
| |
| TEST_F(WebRtcVideoEngine2Test, CVOSetHeaderExtensionAfterCapturer) { |
| cricket::FakeVideoCapturer capturer; |
| |
| cricket::FakeWebRtcVideoEncoderFactory encoder_factory; |
| encoder_factory.AddSupportedVideoCodecType(webrtc::kVideoCodecVP8, "VP8"); |
| encoder_factory.AddSupportedVideoCodecType(webrtc::kVideoCodecVP9, "VP9"); |
| cricket::VideoSendParameters parameters; |
| parameters.codecs.push_back(kVp8Codec); |
| parameters.codecs.push_back(kVp9Codec); |
| |
| std::unique_ptr<VideoMediaChannel> channel( |
| SetUpForExternalEncoderFactory(&encoder_factory, parameters.codecs)); |
| EXPECT_TRUE(channel->AddSendStream(StreamParams::CreateLegacy(kSsrc))); |
| |
| // Set capturer. |
| EXPECT_TRUE(channel->SetVideoSend(kSsrc, true, nullptr, &capturer)); |
| |
| // Verify capturer has turned on applying rotation. |
| EXPECT_TRUE(capturer.apply_rotation()); |
| |
| // Add CVO extension. |
| const int id = 1; |
| parameters.extensions.push_back( |
| RtpExtension(RtpExtension::kVideoRotationUri, id)); |
| // Also remove the first codec to trigger a codec change as well. |
| parameters.codecs.erase(parameters.codecs.begin()); |
| EXPECT_TRUE(channel->SetSendParameters(parameters)); |
| |
| // Verify capturer has turned off applying rotation. |
| EXPECT_FALSE(capturer.apply_rotation()); |
| |
| // Verify removing header extension turns on applying rotation. |
| parameters.extensions.clear(); |
| EXPECT_TRUE(channel->SetSendParameters(parameters)); |
| EXPECT_TRUE(capturer.apply_rotation()); |
| } |
| |
| TEST_F(WebRtcVideoEngine2Test, SetSendFailsBeforeSettingCodecs) { |
| engine_.Init(); |
| std::unique_ptr<VideoMediaChannel> channel( |
| engine_.CreateChannel(call_.get(), MediaConfig(), VideoOptions())); |
| |
| EXPECT_TRUE(channel->AddSendStream(StreamParams::CreateLegacy(123))); |
| |
| EXPECT_FALSE(channel->SetSend(true)) |
| << "Channel should not start without codecs."; |
| EXPECT_TRUE(channel->SetSend(false)) |
| << "Channel should be stoppable even without set codecs."; |
| } |
| |
| TEST_F(WebRtcVideoEngine2Test, GetStatsWithoutSendCodecsSetDoesNotCrash) { |
| engine_.Init(); |
| std::unique_ptr<VideoMediaChannel> channel( |
| engine_.CreateChannel(call_.get(), MediaConfig(), VideoOptions())); |
| EXPECT_TRUE(channel->AddSendStream(StreamParams::CreateLegacy(123))); |
| VideoMediaInfo info; |
| channel->GetStats(&info); |
| } |
| |
| TEST_F(WebRtcVideoEngine2Test, UseExternalFactoryForVp8WhenSupported) { |
| cricket::FakeWebRtcVideoEncoderFactory encoder_factory; |
| encoder_factory.AddSupportedVideoCodecType(webrtc::kVideoCodecVP8, "VP8"); |
| cricket::VideoSendParameters parameters; |
| parameters.codecs.push_back(kVp8Codec); |
| |
| std::unique_ptr<VideoMediaChannel> channel( |
| SetUpForExternalEncoderFactory(&encoder_factory, parameters.codecs)); |
| |
| EXPECT_TRUE( |
| channel->AddSendStream(cricket::StreamParams::CreateLegacy(kSsrc))); |
| ASSERT_TRUE(encoder_factory.WaitForCreatedVideoEncoders(1)); |
| ASSERT_EQ(1u, encoder_factory.encoders().size()); |
| EXPECT_TRUE(channel->SetSend(true)); |
| |
| cricket::FakeVideoCapturer capturer; |
| EXPECT_TRUE(channel->SetVideoSend(kSsrc, true, nullptr, &capturer)); |
| EXPECT_EQ(cricket::CS_RUNNING, |
| capturer.Start(capturer.GetSupportedFormats()->front())); |
| EXPECT_TRUE(capturer.CaptureFrame()); |
| // Sending one frame will have reallocated the encoder since input size |
| // changes from a small default to the actual frame width/height. Wait for |
| // that to happen then for the frame to be sent. |
| ASSERT_TRUE(encoder_factory.WaitForCreatedVideoEncoders(2)); |
| EXPECT_TRUE_WAIT(encoder_factory.encoders()[0]->GetNumEncodedFrames() > 0, |
| kTimeout); |
| |
| int num_created_encoders = encoder_factory.GetNumCreatedEncoders(); |
| EXPECT_EQ(num_created_encoders, 2); |
| |
| // Setting codecs of the same type should not reallocate any encoders |
| // (expecting a no-op). |
| EXPECT_TRUE(channel->SetSendParameters(parameters)); |
| EXPECT_EQ(num_created_encoders, encoder_factory.GetNumCreatedEncoders()); |
| |
| // Remove stream previously added to free the external encoder instance. |
| EXPECT_TRUE(channel->RemoveSendStream(kSsrc)); |
| EXPECT_EQ(0u, encoder_factory.encoders().size()); |
| } |
| |
| // Test that when an external encoder factory supports a codec we don't |
| // internally support, we still add an RTX codec for it. |
| // TODO(deadbeef): Currently this test is only effective if WebRTC is |
| // built with no internal H264 support. This test should be updated |
| // if/when we start adding RTX codecs for unrecognized codec names. |
| TEST_F(WebRtcVideoEngine2Test, RtxCodecAddedForExternalCodec) { |
| cricket::FakeWebRtcVideoEncoderFactory encoder_factory; |
| encoder_factory.AddSupportedVideoCodecType(webrtc::kVideoCodecH264, "H264"); |
| engine_.SetExternalEncoderFactory(&encoder_factory); |
| engine_.Init(); |
| |
| auto codecs = engine_.codecs(); |
| // First figure out what payload type the test codec got assigned. |
| auto test_codec_it = |
| std::find_if(codecs.begin(), codecs.end(), |
| [](const VideoCodec& c) { return c.name == "H264"; }); |
| ASSERT_NE(codecs.end(), test_codec_it); |
| // Now search for an RTX codec for it. |
| EXPECT_TRUE(std::any_of(codecs.begin(), codecs.end(), |
| [&test_codec_it](const VideoCodec& c) { |
| int associated_payload_type; |
| return c.name == "rtx" && |
| c.GetParam(kCodecParamAssociatedPayloadType, |
| &associated_payload_type) && |
| associated_payload_type == test_codec_it->id; |
| })); |
| } |
| |
| void WebRtcVideoEngine2Test::TestExtendedEncoderOveruse( |
| bool use_external_encoder) { |
| cricket::FakeWebRtcVideoEncoderFactory encoder_factory; |
| encoder_factory.AddSupportedVideoCodecType(webrtc::kVideoCodecVP8, "VP8"); |
| cricket::VideoSendParameters parameters; |
| parameters.codecs.push_back(kVp8Codec); |
| std::unique_ptr<VideoMediaChannel> channel; |
| FakeCall* fake_call = new FakeCall(webrtc::Call::Config()); |
| call_.reset(fake_call); |
| if (use_external_encoder) { |
| channel.reset( |
| SetUpForExternalEncoderFactory(&encoder_factory, parameters.codecs)); |
| } else { |
| engine_.Init(); |
| channel.reset( |
| engine_.CreateChannel(call_.get(), MediaConfig(), VideoOptions())); |
| } |
| ASSERT_TRUE( |
| channel->AddSendStream(cricket::StreamParams::CreateLegacy(kSsrc))); |
| EXPECT_TRUE(channel->SetSendParameters(parameters)); |
| EXPECT_TRUE(channel->SetSend(true)); |
| FakeVideoSendStream* stream = fake_call->GetVideoSendStreams()[0]; |
| |
| EXPECT_EQ(use_external_encoder, |
| stream->GetConfig().encoder_settings.full_overuse_time); |
| // Remove stream previously added to free the external encoder instance. |
| EXPECT_TRUE(channel->RemoveSendStream(kSsrc)); |
| } |
| |
| TEST_F(WebRtcVideoEngine2Test, EnablesFullEncoderTimeForExternalEncoders) { |
| TestExtendedEncoderOveruse(true); |
| } |
| |
| TEST_F(WebRtcVideoEngine2Test, DisablesFullEncoderTimeForNonExternalEncoders) { |
| TestExtendedEncoderOveruse(false); |
| } |
| |
| #if !defined(RTC_DISABLE_VP9) |
| TEST_F(WebRtcVideoEngine2Test, CanConstructDecoderForVp9EncoderFactory) { |
| cricket::FakeWebRtcVideoEncoderFactory encoder_factory; |
| encoder_factory.AddSupportedVideoCodecType(webrtc::kVideoCodecVP9, "VP9"); |
| std::vector<cricket::VideoCodec> codecs; |
| codecs.push_back(kVp9Codec); |
| |
| std::unique_ptr<VideoMediaChannel> channel( |
| SetUpForExternalEncoderFactory(&encoder_factory, codecs)); |
| |
| EXPECT_TRUE( |
| channel->AddRecvStream(cricket::StreamParams::CreateLegacy(kSsrc))); |
| } |
| #endif // !defined(RTC_DISABLE_VP9) |
| |
| TEST_F(WebRtcVideoEngine2Test, PropagatesInputFrameTimestamp) { |
| cricket::FakeWebRtcVideoEncoderFactory encoder_factory; |
| encoder_factory.AddSupportedVideoCodecType(webrtc::kVideoCodecVP8, "VP8"); |
| std::vector<cricket::VideoCodec> codecs; |
| codecs.push_back(kVp8Codec); |
| |
| FakeCall* fake_call = new FakeCall(webrtc::Call::Config()); |
| call_.reset(fake_call); |
| std::unique_ptr<VideoMediaChannel> channel( |
| SetUpForExternalEncoderFactory(&encoder_factory, codecs)); |
| |
| EXPECT_TRUE( |
| channel->AddSendStream(cricket::StreamParams::CreateLegacy(kSsrc))); |
| |
| FakeVideoCapturer capturer; |
| EXPECT_TRUE(channel->SetVideoSend(kSsrc, true, nullptr, &capturer)); |
| capturer.Start(cricket::VideoFormat(1280, 720, |
| cricket::VideoFormat::FpsToInterval(60), |
| cricket::FOURCC_I420)); |
| channel->SetSend(true); |
| |
| FakeVideoSendStream* stream = fake_call->GetVideoSendStreams()[0]; |
| |
| EXPECT_TRUE(capturer.CaptureFrame()); |
| int64_t last_timestamp = stream->GetLastTimestamp(); |
| for (int i = 0; i < 10; i++) { |
| EXPECT_TRUE(capturer.CaptureFrame()); |
| int64_t timestamp = stream->GetLastTimestamp(); |
| int64_t interval = timestamp - last_timestamp; |
| |
| // Precision changes from nanosecond to millisecond. |
| // Allow error to be no more than 1. |
| EXPECT_NEAR(cricket::VideoFormat::FpsToInterval(60) / 1E6, interval, 1); |
| |
| last_timestamp = timestamp; |
| } |
| |
| capturer.Start(cricket::VideoFormat(1280, 720, |
| cricket::VideoFormat::FpsToInterval(30), |
| cricket::FOURCC_I420)); |
| |
| EXPECT_TRUE(capturer.CaptureFrame()); |
| last_timestamp = stream->GetLastTimestamp(); |
| for (int i = 0; i < 10; i++) { |
| EXPECT_TRUE(capturer.CaptureFrame()); |
| int64_t timestamp = stream->GetLastTimestamp(); |
| int64_t interval = timestamp - last_timestamp; |
| |
| // Precision changes from nanosecond to millisecond. |
| // Allow error to be no more than 1. |
| EXPECT_NEAR(cricket::VideoFormat::FpsToInterval(30) / 1E6, interval, 1); |
| |
| last_timestamp = timestamp; |
| } |
| |
| // Remove stream previously added to free the external encoder instance. |
| EXPECT_TRUE(channel->RemoveSendStream(kSsrc)); |
| } |
| |
| VideoMediaChannel* WebRtcVideoEngine2Test::SetUpForExternalEncoderFactory( |
| cricket::WebRtcVideoEncoderFactory* encoder_factory, |
| const std::vector<VideoCodec>& codecs) { |
| engine_.SetExternalEncoderFactory(encoder_factory); |
| engine_.Init(); |
| |
| VideoMediaChannel* channel = |
| engine_.CreateChannel(call_.get(), MediaConfig(), VideoOptions()); |
| cricket::VideoSendParameters parameters; |
| parameters.codecs = codecs; |
| EXPECT_TRUE(channel->SetSendParameters(parameters)); |
| |
| return channel; |
| } |
| |
| VideoMediaChannel* WebRtcVideoEngine2Test::SetUpForExternalDecoderFactory( |
| cricket::WebRtcVideoDecoderFactory* decoder_factory, |
| const std::vector<VideoCodec>& codecs) { |
| engine_.SetExternalDecoderFactory(decoder_factory); |
| engine_.Init(); |
| |
| VideoMediaChannel* channel = |
| engine_.CreateChannel(call_.get(), MediaConfig(), VideoOptions()); |
| cricket::VideoRecvParameters parameters; |
| parameters.codecs = codecs; |
| EXPECT_TRUE(channel->SetRecvParameters(parameters)); |
| |
| return channel; |
| } |
| |
| TEST_F(WebRtcVideoEngine2Test, UsesSimulcastAdapterForVp8Factories) { |
| cricket::FakeWebRtcVideoEncoderFactory encoder_factory; |
| encoder_factory.AddSupportedVideoCodecType(webrtc::kVideoCodecVP8, "VP8"); |
| std::vector<cricket::VideoCodec> codecs; |
| codecs.push_back(kVp8Codec); |
| |
| std::unique_ptr<VideoMediaChannel> channel( |
| SetUpForExternalEncoderFactory(&encoder_factory, codecs)); |
| |
| std::vector<uint32_t> ssrcs = MAKE_VECTOR(kSsrcs3); |
| |
| EXPECT_TRUE( |
| channel->AddSendStream(CreateSimStreamParams("cname", ssrcs))); |
| EXPECT_TRUE(channel->SetSend(true)); |
| |
| cricket::FakeVideoCapturer capturer; |
| EXPECT_TRUE(channel->SetVideoSend(ssrcs.front(), true, nullptr, &capturer)); |
| EXPECT_EQ(cricket::CS_RUNNING, |
| capturer.Start(capturer.GetSupportedFormats()->front())); |
| EXPECT_TRUE(capturer.CaptureFrame()); |
| |
| ASSERT_TRUE(encoder_factory.WaitForCreatedVideoEncoders(2)); |
| |
| // Verify that encoders are configured for simulcast through adapter |
| // (increasing resolution and only configured to send one stream each). |
| int prev_width = -1; |
| for (size_t i = 0; i < encoder_factory.encoders().size(); ++i) { |
| ASSERT_TRUE(encoder_factory.encoders()[i]->WaitForInitEncode()); |
| webrtc::VideoCodec codec_settings = |
| encoder_factory.encoders()[i]->GetCodecSettings(); |
| EXPECT_EQ(0, codec_settings.numberOfSimulcastStreams); |
| EXPECT_GT(codec_settings.width, prev_width); |
| prev_width = codec_settings.width; |
| } |
| |
| EXPECT_TRUE(channel->SetVideoSend(ssrcs.front(), true, nullptr, nullptr)); |
| |
| channel.reset(); |
| ASSERT_EQ(0u, encoder_factory.encoders().size()); |
| } |
| |
| TEST_F(WebRtcVideoEngine2Test, ChannelWithExternalH264CanChangeToInternalVp8) { |
| cricket::FakeWebRtcVideoEncoderFactory encoder_factory; |
| encoder_factory.AddSupportedVideoCodecType(webrtc::kVideoCodecH264, "H264"); |
| std::vector<cricket::VideoCodec> codecs; |
| codecs.push_back(kH264Codec); |
| |
| std::unique_ptr<VideoMediaChannel> channel( |
| SetUpForExternalEncoderFactory(&encoder_factory, codecs)); |
| |
| EXPECT_TRUE( |
| channel->AddSendStream(cricket::StreamParams::CreateLegacy(kSsrc))); |
| ASSERT_EQ(1u, encoder_factory.encoders().size()); |
| |
| cricket::VideoSendParameters parameters; |
| parameters.codecs.push_back(kVp8Codec); |
| EXPECT_TRUE(channel->SetSendParameters(parameters)); |
| ASSERT_EQ(0u, encoder_factory.encoders().size()); |
| } |
| |
| TEST_F(WebRtcVideoEngine2Test, |
| DontUseExternalEncoderFactoryForUnsupportedCodecs) { |
| cricket::FakeWebRtcVideoEncoderFactory encoder_factory; |
| encoder_factory.AddSupportedVideoCodecType(webrtc::kVideoCodecH264, "H264"); |
| std::vector<cricket::VideoCodec> codecs; |
| codecs.push_back(kVp8Codec); |
| |
| std::unique_ptr<VideoMediaChannel> channel( |
| SetUpForExternalEncoderFactory(&encoder_factory, codecs)); |
| |
| EXPECT_TRUE( |
| channel->AddSendStream(cricket::StreamParams::CreateLegacy(kSsrc))); |
| // Make sure DestroyVideoEncoder was called on the factory. |
| ASSERT_EQ(0u, encoder_factory.encoders().size()); |
| } |
| |
| TEST_F(WebRtcVideoEngine2Test, |
| UsesSimulcastAdapterForVp8WithCombinedVP8AndH264Factory) { |
| cricket::FakeWebRtcVideoEncoderFactory encoder_factory; |
| encoder_factory.AddSupportedVideoCodecType(webrtc::kVideoCodecVP8, "VP8"); |
| encoder_factory.AddSupportedVideoCodecType(webrtc::kVideoCodecH264, "H264"); |
| |
| std::vector<cricket::VideoCodec> codecs; |
| codecs.push_back(kVp8Codec); |
| |
| std::unique_ptr<VideoMediaChannel> channel( |
| SetUpForExternalEncoderFactory(&encoder_factory, codecs)); |
| |
| std::vector<uint32_t> ssrcs = MAKE_VECTOR(kSsrcs3); |
| |
| EXPECT_TRUE( |
| channel->AddSendStream(CreateSimStreamParams("cname", ssrcs))); |
| EXPECT_TRUE(channel->SetSend(true)); |
| |
| // Send a fake frame, or else the media engine will configure the simulcast |
| // encoder adapter at a low-enough size that it'll only create a single |
| // encoder layer. |
| cricket::FakeVideoCapturer capturer; |
| EXPECT_TRUE(channel->SetVideoSend(ssrcs.front(), true, nullptr, &capturer)); |
| EXPECT_EQ(cricket::CS_RUNNING, |
| capturer.Start(capturer.GetSupportedFormats()->front())); |
| EXPECT_TRUE(capturer.CaptureFrame()); |
| |
| ASSERT_TRUE(encoder_factory.WaitForCreatedVideoEncoders(2)); |
| ASSERT_TRUE(encoder_factory.encoders()[0]->WaitForInitEncode()); |
| EXPECT_EQ(webrtc::kVideoCodecVP8, |
| encoder_factory.encoders()[0]->GetCodecSettings().codecType); |
| |
| channel.reset(); |
| // Make sure DestroyVideoEncoder was called on the factory. |
| EXPECT_EQ(0u, encoder_factory.encoders().size()); |
| } |
| |
| TEST_F(WebRtcVideoEngine2Test, |
| DestroysNonSimulcastEncoderFromCombinedVP8AndH264Factory) { |
| cricket::FakeWebRtcVideoEncoderFactory encoder_factory; |
| encoder_factory.AddSupportedVideoCodecType(webrtc::kVideoCodecVP8, "VP8"); |
| encoder_factory.AddSupportedVideoCodecType(webrtc::kVideoCodecH264, "H264"); |
| |
| std::vector<cricket::VideoCodec> codecs; |
| codecs.push_back(kH264Codec); |
| |
| std::unique_ptr<VideoMediaChannel> channel( |
| SetUpForExternalEncoderFactory(&encoder_factory, codecs)); |
| |
| EXPECT_TRUE( |
| channel->AddSendStream(cricket::StreamParams::CreateLegacy(kSsrc))); |
| ASSERT_EQ(1u, encoder_factory.encoders().size()); |
| ASSERT_TRUE(encoder_factory.encoders()[0]->WaitForInitEncode()); |
| EXPECT_EQ(webrtc::kVideoCodecH264, |
| encoder_factory.encoders()[0]->GetCodecSettings().codecType); |
| |
| channel.reset(); |
| // Make sure DestroyVideoEncoder was called on the factory. |
| ASSERT_EQ(0u, encoder_factory.encoders().size()); |
| } |
| |
| TEST_F(WebRtcVideoEngine2Test, SimulcastDisabledForH264) { |
| cricket::FakeWebRtcVideoEncoderFactory encoder_factory; |
| encoder_factory.AddSupportedVideoCodecType(webrtc::kVideoCodecH264, "H264"); |
| std::vector<cricket::VideoCodec> codecs; |
| codecs.push_back(kH264Codec); |
| |
| std::unique_ptr<VideoMediaChannel> channel( |
| SetUpForExternalEncoderFactory(&encoder_factory, codecs)); |
| |
| const std::vector<uint32_t> ssrcs = MAKE_VECTOR(kSsrcs3); |
| EXPECT_TRUE( |
| channel->AddSendStream(cricket::CreateSimStreamParams("cname", ssrcs))); |
| |
| // Send a frame of 720p. This should trigger a "real" encoder initialization. |
| cricket::VideoFormat format( |
| 1280, 720, cricket::VideoFormat::FpsToInterval(30), cricket::FOURCC_I420); |
| cricket::FakeVideoCapturer capturer; |
| EXPECT_TRUE(channel->SetVideoSend(ssrcs[0], true, nullptr, &capturer)); |
| EXPECT_EQ(cricket::CS_RUNNING, capturer.Start(format)); |
| EXPECT_TRUE(capturer.CaptureFrame()); |
| |
| ASSERT_EQ(1u, encoder_factory.encoders().size()); |
| FakeWebRtcVideoEncoder* encoder = encoder_factory.encoders()[0]; |
| ASSERT_TRUE(encoder_factory.encoders()[0]->WaitForInitEncode()); |
| EXPECT_EQ(webrtc::kVideoCodecH264, encoder->GetCodecSettings().codecType); |
| EXPECT_EQ(1u, encoder->GetCodecSettings().numberOfSimulcastStreams); |
| EXPECT_TRUE(channel->SetVideoSend(ssrcs[0], true, nullptr, nullptr)); |
| } |
| |
| // Test that external codecs are added to the end of the supported codec list. |
| TEST_F(WebRtcVideoEngine2Test, ReportSupportedExternalCodecs) { |
| cricket::FakeWebRtcVideoEncoderFactory encoder_factory; |
| encoder_factory.AddSupportedVideoCodecType(webrtc::kVideoCodecUnknown, |
| "FakeExternalCodec"); |
| engine_.SetExternalEncoderFactory(&encoder_factory); |
| engine_.Init(); |
| |
| std::vector<cricket::VideoCodec> codecs(engine_.codecs()); |
| ASSERT_GE(codecs.size(), 2u); |
| cricket::VideoCodec internal_codec = codecs.front(); |
| cricket::VideoCodec external_codec = codecs.back(); |
| |
| // The external codec will appear at last. |
| EXPECT_EQ("VP8", internal_codec.name); |
| EXPECT_EQ("FakeExternalCodec", external_codec.name); |
| } |
| |
| TEST_F(WebRtcVideoEngine2Test, RegisterExternalDecodersIfSupported) { |
| cricket::FakeWebRtcVideoDecoderFactory decoder_factory; |
| decoder_factory.AddSupportedVideoCodecType(webrtc::kVideoCodecVP8); |
| cricket::VideoRecvParameters parameters; |
| parameters.codecs.push_back(kVp8Codec); |
| |
| std::unique_ptr<VideoMediaChannel> channel( |
| SetUpForExternalDecoderFactory(&decoder_factory, parameters.codecs)); |
| |
| EXPECT_TRUE( |
| channel->AddRecvStream(cricket::StreamParams::CreateLegacy(kSsrc))); |
| ASSERT_EQ(1u, decoder_factory.decoders().size()); |
| |
| // Setting codecs of the same type should not reallocate the decoder. |
| EXPECT_TRUE(channel->SetRecvParameters(parameters)); |
| EXPECT_EQ(1, decoder_factory.GetNumCreatedDecoders()); |
| |
| // Remove stream previously added to free the external decoder instance. |
| EXPECT_TRUE(channel->RemoveRecvStream(kSsrc)); |
| EXPECT_EQ(0u, decoder_factory.decoders().size()); |
| } |
| |
| // Verifies that we can set up decoders that are not internally supported. |
| TEST_F(WebRtcVideoEngine2Test, RegisterExternalH264DecoderIfSupported) { |
| // TODO(pbos): Do not assume that encoder/decoder support is symmetric. We |
| // can't even query the WebRtcVideoDecoderFactory for supported codecs. |
| // For now we add a FakeWebRtcVideoEncoderFactory to add H264 to supported |
| // codecs. |
| cricket::FakeWebRtcVideoEncoderFactory encoder_factory; |
| encoder_factory.AddSupportedVideoCodecType(webrtc::kVideoCodecH264, "H264"); |
| engine_.SetExternalEncoderFactory(&encoder_factory); |
| cricket::FakeWebRtcVideoDecoderFactory decoder_factory; |
| decoder_factory.AddSupportedVideoCodecType(webrtc::kVideoCodecH264); |
| std::vector<cricket::VideoCodec> codecs; |
| codecs.push_back(kH264Codec); |
| |
| std::unique_ptr<VideoMediaChannel> channel( |
| SetUpForExternalDecoderFactory(&decoder_factory, codecs)); |
| |
| EXPECT_TRUE( |
| channel->AddRecvStream(cricket::StreamParams::CreateLegacy(kSsrc))); |
| ASSERT_EQ(1u, decoder_factory.decoders().size()); |
| } |
| |
| class WebRtcVideoChannel2BaseTest |
| : public VideoMediaChannelTest<WebRtcVideoEngine2, WebRtcVideoChannel2> { |
| protected: |
| typedef VideoMediaChannelTest<WebRtcVideoEngine2, WebRtcVideoChannel2> Base; |
| |
| cricket::VideoCodec DefaultCodec() override { return kVp8Codec; } |
| }; |
| |
| // Verifies that id given in stream params is passed to the decoder factory. |
| TEST_F(WebRtcVideoEngine2Test, StreamParamsIdPassedToDecoderFactory) { |
| cricket::FakeWebRtcVideoDecoderFactory decoder_factory; |
| decoder_factory.AddSupportedVideoCodecType(webrtc::kVideoCodecVP8); |
| cricket::VideoRecvParameters parameters; |
| parameters.codecs.push_back(kVp8Codec); |
| |
| std::unique_ptr<VideoMediaChannel> channel( |
| SetUpForExternalDecoderFactory(&decoder_factory, parameters.codecs)); |
| |
| StreamParams sp = cricket::StreamParams::CreateLegacy(kSsrc); |
| sp.id = "FakeStreamParamsId"; |
| EXPECT_TRUE(channel->AddRecvStream(sp)); |
| EXPECT_EQ(1u, decoder_factory.decoders().size()); |
| |
| std::vector<cricket::VideoDecoderParams> params = decoder_factory.params(); |
| ASSERT_EQ(1u, params.size()); |
| EXPECT_EQ(sp.id, params[0].receive_stream_id); |
| } |
| |
| #define WEBRTC_BASE_TEST(test) \ |
| TEST_F(WebRtcVideoChannel2BaseTest, test) { Base::test(); } |
| |
| #define WEBRTC_DISABLED_BASE_TEST(test) \ |
| TEST_F(WebRtcVideoChannel2BaseTest, DISABLED_##test) { Base::test(); } |
| |
| WEBRTC_BASE_TEST(SetSend); |
| WEBRTC_BASE_TEST(SetSendWithoutCodecs); |
| WEBRTC_BASE_TEST(SetSendSetsTransportBufferSizes); |
| |
| WEBRTC_BASE_TEST(GetStats); |
| WEBRTC_BASE_TEST(GetStatsMultipleRecvStreams); |
| WEBRTC_BASE_TEST(GetStatsMultipleSendStreams); |
| |
| WEBRTC_BASE_TEST(SetSendBandwidth); |
| |
| WEBRTC_BASE_TEST(SetSendSsrc); |
| WEBRTC_BASE_TEST(SetSendSsrcAfterSetCodecs); |
| |
| WEBRTC_BASE_TEST(SetSink); |
| |
| WEBRTC_BASE_TEST(AddRemoveSendStreams); |
| |
| WEBRTC_BASE_TEST(SimulateConference); |
| |
| WEBRTC_DISABLED_BASE_TEST(AddRemoveCapturer); |
| |
| WEBRTC_BASE_TEST(RemoveCapturerWithoutAdd); |
| |
| WEBRTC_BASE_TEST(AddRemoveCapturerMultipleSources); |
| |
| // TODO(pbos): Figure out why this fails so often. |
| WEBRTC_DISABLED_BASE_TEST(HighAspectHighHeightCapturer); |
| |
| WEBRTC_BASE_TEST(RejectEmptyStreamParams); |
| |
| WEBRTC_BASE_TEST(AdaptResolution16x10); |
| |
| WEBRTC_BASE_TEST(AdaptResolution4x3); |
| |
| // TODO(juberti): Restore this test once we support sending 0 fps. |
| WEBRTC_DISABLED_BASE_TEST(AdaptDropAllFrames); |
| // TODO(juberti): Understand why we get decode errors on this test. |
| WEBRTC_DISABLED_BASE_TEST(AdaptFramerate); |
| |
| WEBRTC_BASE_TEST(SendsLowerResolutionOnSmallerFrames); |
| |
| WEBRTC_BASE_TEST(MultipleSendStreams); |
| |
| TEST_F(WebRtcVideoChannel2BaseTest, SendAndReceiveVp8Vga) { |
| SendAndReceive(cricket::VideoCodec(100, "VP8", 640, 400, 30)); |
| } |
| |
| TEST_F(WebRtcVideoChannel2BaseTest, SendAndReceiveVp8Qvga) { |
| SendAndReceive(cricket::VideoCodec(100, "VP8", 320, 200, 30)); |
| } |
| |
| TEST_F(WebRtcVideoChannel2BaseTest, SendAndReceiveVp8SvcQqvga) { |
| SendAndReceive(cricket::VideoCodec(100, "VP8", 160, 100, 30)); |
| } |
| |
| TEST_F(WebRtcVideoChannel2BaseTest, TwoStreamsSendAndReceive) { |
| // Set a high bitrate to not be downscaled by VP8 due to low initial start |
| // bitrates. This currently happens at <250k, and two streams sharing 300k |
| // initially will use QVGA instead of VGA. |
| // TODO(pbos): Set up the quality scaler so that both senders reliably start |
| // at QVGA, then verify that instead. |
| cricket::VideoCodec codec = kVp8Codec; |
| codec.params[kCodecParamStartBitrate] = "1000000"; |
| Base::TwoStreamsSendAndReceive(codec); |
| } |
| |
| class WebRtcVideoChannel2Test : public WebRtcVideoEngine2Test { |
| public: |
| WebRtcVideoChannel2Test() : WebRtcVideoChannel2Test("") {} |
| explicit WebRtcVideoChannel2Test(const char* field_trials) |
| : WebRtcVideoEngine2Test(field_trials), last_ssrc_(0) {} |
| void SetUp() override { |
| fake_call_.reset(new FakeCall(webrtc::Call::Config())); |
| engine_.Init(); |
| channel_.reset( |
| engine_.CreateChannel(fake_call_.get(), MediaConfig(), VideoOptions())); |
| last_ssrc_ = 123; |
| send_parameters_.codecs = engine_.codecs(); |
| recv_parameters_.codecs = engine_.codecs(); |
| ASSERT_TRUE(channel_->SetSendParameters(send_parameters_)); |
| } |
| |
| protected: |
| FakeVideoSendStream* AddSendStream() { |
| return AddSendStream(StreamParams::CreateLegacy(++last_ssrc_)); |
| } |
| |
| FakeVideoSendStream* AddSendStream(const StreamParams& sp) { |
| size_t num_streams = fake_call_->GetVideoSendStreams().size(); |
| EXPECT_TRUE(channel_->AddSendStream(sp)); |
| std::vector<FakeVideoSendStream*> streams = |
| fake_call_->GetVideoSendStreams(); |
| EXPECT_EQ(num_streams + 1, streams.size()); |
| return streams[streams.size() - 1]; |
| } |
| |
| std::vector<FakeVideoSendStream*> GetFakeSendStreams() { |
| return fake_call_->GetVideoSendStreams(); |
| } |
| |
| FakeVideoReceiveStream* AddRecvStream() { |
| return AddRecvStream(StreamParams::CreateLegacy(++last_ssrc_)); |
| } |
| |
| FakeVideoReceiveStream* AddRecvStream(const StreamParams& sp) { |
| size_t num_streams = fake_call_->GetVideoReceiveStreams().size(); |
| EXPECT_TRUE(channel_->AddRecvStream(sp)); |
| std::vector<FakeVideoReceiveStream*> streams = |
| fake_call_->GetVideoReceiveStreams(); |
| EXPECT_EQ(num_streams + 1, streams.size()); |
| return streams[streams.size() - 1]; |
| } |
| |
| void SetSendCodecsShouldWorkForBitrates(const char* min_bitrate_kbps, |
| int expected_min_bitrate_bps, |
| const char* start_bitrate_kbps, |
| int expected_start_bitrate_bps, |
| const char* max_bitrate_kbps, |
| int expected_max_bitrate_bps) { |
| auto& codecs = send_parameters_.codecs; |
| codecs.clear(); |
| codecs.push_back(kVp8Codec); |
| codecs[0].params[kCodecParamMinBitrate] = min_bitrate_kbps; |
| codecs[0].params[kCodecParamStartBitrate] = start_bitrate_kbps; |
| codecs[0].params[kCodecParamMaxBitrate] = max_bitrate_kbps; |
| EXPECT_TRUE(channel_->SetSendParameters(send_parameters_)); |
| |
| EXPECT_EQ(expected_min_bitrate_bps, |
| fake_call_->GetConfig().bitrate_config.min_bitrate_bps); |
| EXPECT_EQ(expected_start_bitrate_bps, |
| fake_call_->GetConfig().bitrate_config.start_bitrate_bps); |
| EXPECT_EQ(expected_max_bitrate_bps, |
| fake_call_->GetConfig().bitrate_config.max_bitrate_bps); |
| } |
| |
| void TestSetSendRtpHeaderExtensions(const std::string& ext_uri) { |
| // Enable extension. |
| const int id = 1; |
| cricket::VideoSendParameters parameters = send_parameters_; |
| parameters.extensions.push_back(RtpExtension(ext_uri, id)); |
| EXPECT_TRUE(channel_->SetSendParameters(parameters)); |
| FakeVideoSendStream* send_stream = |
| AddSendStream(cricket::StreamParams::CreateLegacy(123)); |
| |
| // Verify the send extension id. |
| ASSERT_EQ(1u, send_stream->GetConfig().rtp.extensions.size()); |
| EXPECT_EQ(id, send_stream->GetConfig().rtp.extensions[0].id); |
| EXPECT_EQ(ext_uri, send_stream->GetConfig().rtp.extensions[0].uri); |
| // Verify call with same set of extensions returns true. |
| EXPECT_TRUE(channel_->SetSendParameters(parameters)); |
| // Verify that SetSendRtpHeaderExtensions doesn't implicitly add them for |
| // receivers. |
| EXPECT_TRUE(AddRecvStream(cricket::StreamParams::CreateLegacy(123)) |
| ->GetConfig() |
| .rtp.extensions.empty()); |
| |
| // Verify that existing RTP header extensions can be removed. |
| EXPECT_TRUE(channel_->SetSendParameters(send_parameters_)); |
| ASSERT_EQ(1u, fake_call_->GetVideoSendStreams().size()); |
| send_stream = fake_call_->GetVideoSendStreams()[0]; |
| EXPECT_TRUE(send_stream->GetConfig().rtp.extensions.empty()); |
| |
| // Verify that adding receive RTP header extensions adds them for existing |
| // streams. |
| EXPECT_TRUE(channel_->SetSendParameters(parameters)); |
| send_stream = fake_call_->GetVideoSendStreams()[0]; |
| ASSERT_EQ(1u, send_stream->GetConfig().rtp.extensions.size()); |
| EXPECT_EQ(id, send_stream->GetConfig().rtp.extensions[0].id); |
| EXPECT_EQ(ext_uri, send_stream->GetConfig().rtp.extensions[0].uri); |
| } |
| |
| void TestSetRecvRtpHeaderExtensions(const std::string& ext_uri) { |
| // Enable extension. |
| const int id = 1; |
| cricket::VideoRecvParameters parameters = recv_parameters_; |
| parameters.extensions.push_back(RtpExtension(ext_uri, id)); |
| EXPECT_TRUE(channel_->SetRecvParameters(parameters)); |
| |
| FakeVideoReceiveStream* recv_stream = |
| AddRecvStream(cricket::StreamParams::CreateLegacy(123)); |
| |
| // Verify the recv extension id. |
| ASSERT_EQ(1u, recv_stream->GetConfig().rtp.extensions.size()); |
| EXPECT_EQ(id, recv_stream->GetConfig().rtp.extensions[0].id); |
| EXPECT_EQ(ext_uri, recv_stream->GetConfig().rtp.extensions[0].uri); |
| // Verify call with same set of extensions returns true. |
| EXPECT_TRUE(channel_->SetRecvParameters(parameters)); |
| |
| // Verify that SetRecvRtpHeaderExtensions doesn't implicitly add them for |
| // senders. |
| EXPECT_TRUE(AddSendStream(cricket::StreamParams::CreateLegacy(123)) |
| ->GetConfig() |
| .rtp.extensions.empty()); |
| |
| // Verify that existing RTP header extensions can be removed. |
| EXPECT_TRUE(channel_->SetRecvParameters(recv_parameters_)); |
| ASSERT_EQ(1u, fake_call_->GetVideoReceiveStreams().size()); |
| recv_stream = fake_call_->GetVideoReceiveStreams()[0]; |
| EXPECT_TRUE(recv_stream->GetConfig().rtp.extensions.empty()); |
| |
| // Verify that adding receive RTP header extensions adds them for existing |
| // streams. |
| EXPECT_TRUE(channel_->SetRecvParameters(parameters)); |
| recv_stream = fake_call_->GetVideoReceiveStreams()[0]; |
| ASSERT_EQ(1u, recv_stream->GetConfig().rtp.extensions.size()); |
| EXPECT_EQ(id, recv_stream->GetConfig().rtp.extensions[0].id); |
| EXPECT_EQ(ext_uri, recv_stream->GetConfig().rtp.extensions[0].uri); |
| } |
| |
| void TestExtensionFilter(const std::vector<std::string>& extensions, |
| const std::string& expected_extension) { |
| cricket::VideoSendParameters parameters = send_parameters_; |
| int expected_id = -1; |
| int id = 1; |
| for (const std::string& extension : extensions) { |
| if (extension == expected_extension) |
| expected_id = id; |
| parameters.extensions.push_back(RtpExtension(extension, id++)); |
| } |
| EXPECT_TRUE(channel_->SetSendParameters(parameters)); |
| FakeVideoSendStream* send_stream = |
| AddSendStream(cricket::StreamParams::CreateLegacy(123)); |
| |
| // Verify that only one of them has been set, and that it is the one with |
| // highest priority (transport sequence number). |
| ASSERT_EQ(1u, send_stream->GetConfig().rtp.extensions.size()); |
| EXPECT_EQ(expected_id, send_stream->GetConfig().rtp.extensions[0].id); |
| EXPECT_EQ(expected_extension, |
| send_stream->GetConfig().rtp.extensions[0].uri); |
| } |
| |
| void TestCpuAdaptation(bool enable_overuse, bool is_screenshare); |
| void TestReceiverLocalSsrcConfiguration(bool receiver_first); |
| void TestReceiveUnsignalledSsrcPacket(uint8_t payload_type, |
| bool expect_created_receive_stream); |
| |
| FakeVideoSendStream* SetDenoisingOption( |
| uint32_t ssrc, |
| cricket::FakeVideoCapturer* capturer, |
| bool enabled) { |
| cricket::VideoOptions options; |
| options.video_noise_reduction = rtc::Optional<bool>(enabled); |
| EXPECT_TRUE(channel_->SetVideoSend(ssrc, true, &options, capturer)); |
| // Options only take effect on the next frame. |
| EXPECT_TRUE(capturer->CaptureFrame()); |
| |
| return fake_call_->GetVideoSendStreams().back(); |
| } |
| |
| FakeVideoSendStream* SetUpSimulcast(bool enabled, bool with_rtx) { |
| const int kRtxSsrcOffset = 0xDEADBEEF; |
| last_ssrc_ += 3; |
| std::vector<uint32_t> ssrcs; |
| std::vector<uint32_t> rtx_ssrcs; |
| uint32_t num_streams = enabled ? 3 : 1; |
| for (uint32_t i = 0; i < num_streams; ++i) { |
| uint32_t ssrc = last_ssrc_ + i; |
| ssrcs.push_back(ssrc); |
| if (with_rtx) { |
| rtx_ssrcs.push_back(ssrc + kRtxSsrcOffset); |
| } |
| } |
| if (with_rtx) { |
| return AddSendStream( |
| cricket::CreateSimWithRtxStreamParams("cname", ssrcs, rtx_ssrcs)); |
| } |
| return AddSendStream(CreateSimStreamParams("cname", ssrcs)); |
| } |
| |
| int GetMaxEncoderBitrate(cricket::FakeVideoCapturer& capturer) { |
| EXPECT_TRUE(capturer.CaptureFrame()); |
| |
| std::vector<FakeVideoSendStream*> streams = |
| fake_call_->GetVideoSendStreams(); |
| EXPECT_TRUE(streams.size() > 0); |
| FakeVideoSendStream* stream = streams[streams.size() - 1]; |
| |
| webrtc::VideoEncoderConfig encoder_config = |
| stream->GetEncoderConfig().Copy(); |
| EXPECT_EQ(1, encoder_config.streams.size()); |
| return encoder_config.streams[0].max_bitrate_bps; |
| } |
| |
| void SetAndExpectMaxBitrate(cricket::FakeVideoCapturer& capturer, |
| int global_max, |
| int stream_max, |
| int expected_encoder_bitrate) { |
| VideoSendParameters limited_send_params = send_parameters_; |
| limited_send_params.max_bandwidth_bps = global_max; |
| EXPECT_TRUE(channel_->SetSendParameters(limited_send_params)); |
| webrtc::RtpParameters parameters = |
| channel_->GetRtpSendParameters(last_ssrc_); |
| EXPECT_EQ(1UL, parameters.encodings.size()); |
| parameters.encodings[0].max_bitrate_bps = stream_max; |
| EXPECT_TRUE(channel_->SetRtpSendParameters(last_ssrc_, parameters)); |
| // Read back the parameteres and verify they have the correct value |
| parameters = channel_->GetRtpSendParameters(last_ssrc_); |
| EXPECT_EQ(1UL, parameters.encodings.size()); |
| EXPECT_EQ(stream_max, parameters.encodings[0].max_bitrate_bps); |
| // Verify that the new value propagated down to the encoder |
| EXPECT_EQ(expected_encoder_bitrate, GetMaxEncoderBitrate(capturer)); |
| } |
| |
| std::unique_ptr<FakeCall> fake_call_; |
| std::unique_ptr<VideoMediaChannel> channel_; |
| cricket::VideoSendParameters send_parameters_; |
| cricket::VideoRecvParameters recv_parameters_; |
| uint32_t last_ssrc_; |
| }; |
| |
| TEST_F(WebRtcVideoChannel2Test, SetsSyncGroupFromSyncLabel) { |
| const uint32_t kVideoSsrc = 123; |
| const std::string kSyncLabel = "AvSyncLabel"; |
| |
| cricket::StreamParams sp = cricket::StreamParams::CreateLegacy(kVideoSsrc); |
| sp.sync_label = kSyncLabel; |
| EXPECT_TRUE(channel_->AddRecvStream(sp)); |
| |
| EXPECT_EQ(1, fake_call_->GetVideoReceiveStreams().size()); |
| EXPECT_EQ(kSyncLabel, |
| fake_call_->GetVideoReceiveStreams()[0]->GetConfig().sync_group) |
| << "SyncGroup should be set based on sync_label"; |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, RecvStreamWithSimAndRtx) { |
| cricket::VideoSendParameters parameters; |
| parameters.codecs = engine_.codecs(); |
| EXPECT_TRUE(channel_->SetSendParameters(parameters)); |
| EXPECT_TRUE(channel_->SetSend(true)); |
| parameters.conference_mode = true; |
| EXPECT_TRUE(channel_->SetSendParameters(parameters)); |
| |
| // Send side. |
| const std::vector<uint32_t> ssrcs = MAKE_VECTOR(kSsrcs1); |
| const std::vector<uint32_t> rtx_ssrcs = MAKE_VECTOR(kRtxSsrcs1); |
| FakeVideoSendStream* send_stream = AddSendStream( |
| cricket::CreateSimWithRtxStreamParams("cname", ssrcs, rtx_ssrcs)); |
| |
| ASSERT_EQ(rtx_ssrcs.size(), send_stream->GetConfig().rtp.rtx.ssrcs.size()); |
| for (size_t i = 0; i < rtx_ssrcs.size(); ++i) |
| EXPECT_EQ(rtx_ssrcs[i], send_stream->GetConfig().rtp.rtx.ssrcs[i]); |
| |
| // Receiver side. |
| FakeVideoReceiveStream* recv_stream = AddRecvStream( |
| cricket::CreateSimWithRtxStreamParams("cname", ssrcs, rtx_ssrcs)); |
| EXPECT_FALSE(recv_stream->GetConfig().rtp.rtx.empty()); |
| EXPECT_EQ(recv_stream->GetConfig().decoders.size(), |
| recv_stream->GetConfig().rtp.rtx.size()) |
| << "RTX should be mapped for all decoders/payload types."; |
| for (const auto& kv : recv_stream->GetConfig().rtp.rtx) { |
| EXPECT_EQ(rtx_ssrcs[0], kv.second.ssrc); |
| } |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, RecvStreamWithRtx) { |
| // Setup one channel with an associated RTX stream. |
| cricket::StreamParams params = |
| cricket::StreamParams::CreateLegacy(kSsrcs1[0]); |
| params.AddFidSsrc(kSsrcs1[0], kRtxSsrcs1[0]); |
| FakeVideoReceiveStream* recv_stream = AddRecvStream(params); |
| EXPECT_EQ(kRtxSsrcs1[0], |
| recv_stream->GetConfig().rtp.rtx.begin()->second.ssrc); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, RecvStreamNoRtx) { |
| // Setup one channel without an associated RTX stream. |
| cricket::StreamParams params = |
| cricket::StreamParams::CreateLegacy(kSsrcs1[0]); |
| FakeVideoReceiveStream* recv_stream = AddRecvStream(params); |
| ASSERT_TRUE(recv_stream->GetConfig().rtp.rtx.empty()); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, NoHeaderExtesionsByDefault) { |
| FakeVideoSendStream* send_stream = |
| AddSendStream(cricket::StreamParams::CreateLegacy(kSsrcs1[0])); |
| ASSERT_TRUE(send_stream->GetConfig().rtp.extensions.empty()); |
| |
| FakeVideoReceiveStream* recv_stream = |
| AddRecvStream(cricket::StreamParams::CreateLegacy(kSsrcs1[0])); |
| ASSERT_TRUE(recv_stream->GetConfig().rtp.extensions.empty()); |
| } |
| |
| // Test support for RTP timestamp offset header extension. |
| TEST_F(WebRtcVideoChannel2Test, SendRtpTimestampOffsetHeaderExtensions) { |
| TestSetSendRtpHeaderExtensions(RtpExtension::kTimestampOffsetUri); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, RecvRtpTimestampOffsetHeaderExtensions) { |
| TestSetRecvRtpHeaderExtensions(RtpExtension::kTimestampOffsetUri); |
| } |
| |
| // Test support for absolute send time header extension. |
| TEST_F(WebRtcVideoChannel2Test, SendAbsoluteSendTimeHeaderExtensions) { |
| TestSetSendRtpHeaderExtensions(RtpExtension::kAbsSendTimeUri); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, RecvAbsoluteSendTimeHeaderExtensions) { |
| TestSetRecvRtpHeaderExtensions(RtpExtension::kAbsSendTimeUri); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, FiltersExtensionsPicksTransportSeqNum) { |
| // Enable three redundant extensions. |
| std::vector<std::string> extensions; |
| extensions.push_back(RtpExtension::kAbsSendTimeUri); |
| extensions.push_back(RtpExtension::kTimestampOffsetUri); |
| extensions.push_back(RtpExtension::kTransportSequenceNumberUri); |
| TestExtensionFilter(extensions, RtpExtension::kTransportSequenceNumberUri); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, FiltersExtensionsPicksAbsSendTime) { |
| // Enable two redundant extensions. |
| std::vector<std::string> extensions; |
| extensions.push_back(RtpExtension::kAbsSendTimeUri); |
| extensions.push_back(RtpExtension::kTimestampOffsetUri); |
| TestExtensionFilter(extensions, RtpExtension::kAbsSendTimeUri); |
| } |
| |
| // Test support for transport sequence number header extension. |
| TEST_F(WebRtcVideoChannel2Test, SendTransportSequenceNumberHeaderExtensions) { |
| TestSetSendRtpHeaderExtensions(RtpExtension::kTransportSequenceNumberUri); |
| } |
| TEST_F(WebRtcVideoChannel2Test, RecvTransportSequenceNumberHeaderExtensions) { |
| TestSetRecvRtpHeaderExtensions(RtpExtension::kTransportSequenceNumberUri); |
| } |
| |
| // Test support for video rotation header extension. |
| TEST_F(WebRtcVideoChannel2Test, SendVideoRotationHeaderExtensions) { |
| TestSetSendRtpHeaderExtensions(RtpExtension::kVideoRotationUri); |
| } |
| TEST_F(WebRtcVideoChannel2Test, RecvVideoRotationHeaderExtensions) { |
| TestSetRecvRtpHeaderExtensions(RtpExtension::kVideoRotationUri); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, IdenticalSendExtensionsDoesntRecreateStream) { |
| const int kAbsSendTimeId = 1; |
| const int kVideoRotationId = 2; |
| send_parameters_.extensions.push_back( |
| RtpExtension(RtpExtension::kAbsSendTimeUri, kAbsSendTimeId)); |
| send_parameters_.extensions.push_back( |
| RtpExtension(RtpExtension::kVideoRotationUri, kVideoRotationId)); |
| |
| EXPECT_TRUE(channel_->SetSendParameters(send_parameters_)); |
| FakeVideoSendStream* send_stream = |
| AddSendStream(cricket::StreamParams::CreateLegacy(123)); |
| |
| EXPECT_EQ(1, fake_call_->GetNumCreatedSendStreams()); |
| ASSERT_EQ(2u, send_stream->GetConfig().rtp.extensions.size()); |
| |
| // Setting the same extensions (even if in different order) shouldn't |
| // reallocate the stream. |
| std::reverse(send_parameters_.extensions.begin(), |
| send_parameters_.extensions.end()); |
| EXPECT_TRUE(channel_->SetSendParameters(send_parameters_)); |
| |
| EXPECT_EQ(1, fake_call_->GetNumCreatedSendStreams()); |
| |
| // Setting different extensions should recreate the stream. |
| send_parameters_.extensions.resize(1); |
| EXPECT_TRUE(channel_->SetSendParameters(send_parameters_)); |
| |
| EXPECT_EQ(2, fake_call_->GetNumCreatedSendStreams()); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, IdenticalRecvExtensionsDoesntRecreateStream) { |
| const int kTOffsetId = 1; |
| const int kAbsSendTimeId = 2; |
| const int kVideoRotationId = 3; |
| recv_parameters_.extensions.push_back( |
| RtpExtension(RtpExtension::kAbsSendTimeUri, kAbsSendTimeId)); |
| recv_parameters_.extensions.push_back( |
| RtpExtension(RtpExtension::kTimestampOffsetUri, kTOffsetId)); |
| recv_parameters_.extensions.push_back( |
| RtpExtension(RtpExtension::kVideoRotationUri, kVideoRotationId)); |
| |
| EXPECT_TRUE(channel_->SetRecvParameters(recv_parameters_)); |
| FakeVideoReceiveStream* recv_stream = |
| AddRecvStream(cricket::StreamParams::CreateLegacy(123)); |
| |
| EXPECT_EQ(1, fake_call_->GetNumCreatedReceiveStreams()); |
| ASSERT_EQ(3u, recv_stream->GetConfig().rtp.extensions.size()); |
| |
| // Setting the same extensions (even if in different order) shouldn't |
| // reallocate the stream. |
| std::reverse(recv_parameters_.extensions.begin(), |
| recv_parameters_.extensions.end()); |
| EXPECT_TRUE(channel_->SetRecvParameters(recv_parameters_)); |
| |
| EXPECT_EQ(1, fake_call_->GetNumCreatedReceiveStreams()); |
| |
| // Setting different extensions should recreate the stream. |
| recv_parameters_.extensions.resize(1); |
| EXPECT_TRUE(channel_->SetRecvParameters(recv_parameters_)); |
| |
| EXPECT_EQ(2, fake_call_->GetNumCreatedReceiveStreams()); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, |
| SetSendRtpHeaderExtensionsExcludeUnsupportedExtensions) { |
| const int kUnsupportedId = 1; |
| const int kTOffsetId = 2; |
| |
| send_parameters_.extensions.push_back( |
| RtpExtension(kUnsupportedExtensionName, kUnsupportedId)); |
| send_parameters_.extensions.push_back( |
| RtpExtension(RtpExtension::kTimestampOffsetUri, kTOffsetId)); |
| EXPECT_TRUE(channel_->SetSendParameters(send_parameters_)); |
| FakeVideoSendStream* send_stream = |
| AddSendStream(cricket::StreamParams::CreateLegacy(123)); |
| |
| // Only timestamp offset extension is set to send stream, |
| // unsupported rtp extension is ignored. |
| ASSERT_EQ(1u, send_stream->GetConfig().rtp.extensions.size()); |
| EXPECT_STREQ(RtpExtension::kTimestampOffsetUri, |
| send_stream->GetConfig().rtp.extensions[0].uri.c_str()); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, |
| SetRecvRtpHeaderExtensionsExcludeUnsupportedExtensions) { |
| const int kUnsupportedId = 1; |
| const int kTOffsetId = 2; |
| |
| recv_parameters_.extensions.push_back( |
| RtpExtension(kUnsupportedExtensionName, kUnsupportedId)); |
| recv_parameters_.extensions.push_back( |
| RtpExtension(RtpExtension::kTimestampOffsetUri, kTOffsetId)); |
| EXPECT_TRUE(channel_->SetRecvParameters(recv_parameters_)); |
| FakeVideoReceiveStream* recv_stream = |
| AddRecvStream(cricket::StreamParams::CreateLegacy(123)); |
| |
| // Only timestamp offset extension is set to receive stream, |
| // unsupported rtp extension is ignored. |
| ASSERT_EQ(1u, recv_stream->GetConfig().rtp.extensions.size()); |
| EXPECT_STREQ(RtpExtension::kTimestampOffsetUri, |
| recv_stream->GetConfig().rtp.extensions[0].uri.c_str()); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, SetSendRtpHeaderExtensionsRejectsIncorrectIds) { |
| const int kIncorrectIds[] = {-2, -1, 0, 15, 16}; |
| for (size_t i = 0; i < arraysize(kIncorrectIds); ++i) { |
| send_parameters_.extensions.push_back( |
| RtpExtension(RtpExtension::kTimestampOffsetUri, kIncorrectIds[i])); |
| EXPECT_FALSE(channel_->SetSendParameters(send_parameters_)) |
| << "Bad extension id '" << kIncorrectIds[i] << "' accepted."; |
| } |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, SetRecvRtpHeaderExtensionsRejectsIncorrectIds) { |
| const int kIncorrectIds[] = {-2, -1, 0, 15, 16}; |
| for (size_t i = 0; i < arraysize(kIncorrectIds); ++i) { |
| recv_parameters_.extensions.push_back( |
| RtpExtension(RtpExtension::kTimestampOffsetUri, kIncorrectIds[i])); |
| EXPECT_FALSE(channel_->SetRecvParameters(recv_parameters_)) |
| << "Bad extension id '" << kIncorrectIds[i] << "' accepted."; |
| } |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, SetSendRtpHeaderExtensionsRejectsDuplicateIds) { |
| const int id = 1; |
| send_parameters_.extensions.push_back( |
| RtpExtension(RtpExtension::kTimestampOffsetUri, id)); |
| send_parameters_.extensions.push_back( |
| RtpExtension(RtpExtension::kAbsSendTimeUri, id)); |
| EXPECT_FALSE(channel_->SetSendParameters(send_parameters_)); |
| |
| // Duplicate entries are also not supported. |
| send_parameters_.extensions.clear(); |
| send_parameters_.extensions.push_back( |
| RtpExtension(RtpExtension::kTimestampOffsetUri, id)); |
| send_parameters_.extensions.push_back(send_parameters_.extensions.back()); |
| EXPECT_FALSE(channel_->SetSendParameters(send_parameters_)); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, SetRecvRtpHeaderExtensionsRejectsDuplicateIds) { |
| const int id = 1; |
| recv_parameters_.extensions.push_back( |
| RtpExtension(RtpExtension::kTimestampOffsetUri, id)); |
| recv_parameters_.extensions.push_back( |
| RtpExtension(RtpExtension::kAbsSendTimeUri, id)); |
| EXPECT_FALSE(channel_->SetRecvParameters(recv_parameters_)); |
| |
| // Duplicate entries are also not supported. |
| recv_parameters_.extensions.clear(); |
| recv_parameters_.extensions.push_back( |
| RtpExtension(RtpExtension::kTimestampOffsetUri, id)); |
| recv_parameters_.extensions.push_back(recv_parameters_.extensions.back()); |
| EXPECT_FALSE(channel_->SetRecvParameters(recv_parameters_)); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, AddRecvStreamOnlyUsesOneReceiveStream) { |
| EXPECT_TRUE(channel_->AddRecvStream(cricket::StreamParams::CreateLegacy(1))); |
| EXPECT_EQ(1u, fake_call_->GetVideoReceiveStreams().size()); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, RtcpIsCompoundByDefault) { |
| FakeVideoReceiveStream* stream = AddRecvStream(); |
| EXPECT_EQ(webrtc::RtcpMode::kCompound, stream->GetConfig().rtp.rtcp_mode); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, RembIsEnabledByDefault) { |
| FakeVideoReceiveStream* stream = AddRecvStream(); |
| EXPECT_TRUE(stream->GetConfig().rtp.remb); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, TransportCcIsEnabledByDefault) { |
| FakeVideoReceiveStream* stream = AddRecvStream(); |
| EXPECT_TRUE(stream->GetConfig().rtp.transport_cc); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, RembCanBeEnabledAndDisabled) { |
| FakeVideoReceiveStream* stream = AddRecvStream(); |
| EXPECT_TRUE(stream->GetConfig().rtp.remb); |
| |
| // Verify that REMB is turned off when send(!) codecs without REMB are set. |
| cricket::VideoSendParameters parameters; |
| parameters.codecs.push_back(kVp8Codec); |
| EXPECT_TRUE(parameters.codecs[0].feedback_params.params().empty()); |
| EXPECT_TRUE(channel_->SetSendParameters(parameters)); |
| stream = fake_call_->GetVideoReceiveStreams()[0]; |
| EXPECT_FALSE(stream->GetConfig().rtp.remb); |
| |
| // Verify that REMB is turned on when setting default codecs since the |
| // default codecs have REMB enabled. |
| parameters.codecs = engine_.codecs(); |
| EXPECT_TRUE(channel_->SetSendParameters(parameters)); |
| stream = fake_call_->GetVideoReceiveStreams()[0]; |
| EXPECT_TRUE(stream->GetConfig().rtp.remb); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, TransportCcCanBeEnabledAndDisabled) { |
| FakeVideoReceiveStream* stream = AddRecvStream(); |
| EXPECT_TRUE(stream->GetConfig().rtp.transport_cc); |
| |
| // Verify that transport cc feedback is turned off when send(!) codecs without |
| // transport cc feedback are set. |
| cricket::VideoSendParameters parameters; |
| parameters.codecs.push_back(kVp8Codec); |
| EXPECT_TRUE(parameters.codecs[0].feedback_params.params().empty()); |
| EXPECT_TRUE(channel_->SetSendParameters(parameters)); |
| stream = fake_call_->GetVideoReceiveStreams()[0]; |
| EXPECT_FALSE(stream->GetConfig().rtp.transport_cc); |
| |
| // Verify that transport cc feedback is turned on when setting default codecs |
| // since the default codecs have transport cc feedback enabled. |
| parameters.codecs = engine_.codecs(); |
| EXPECT_TRUE(channel_->SetSendParameters(parameters)); |
| stream = fake_call_->GetVideoReceiveStreams()[0]; |
| EXPECT_TRUE(stream->GetConfig().rtp.transport_cc); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, NackIsEnabledByDefault) { |
| VerifyCodecHasDefaultFeedbackParams(default_codec_); |
| |
| cricket::VideoSendParameters parameters; |
| parameters.codecs = engine_.codecs(); |
| EXPECT_TRUE(channel_->SetSendParameters(parameters)); |
| EXPECT_TRUE(channel_->SetSend(true)); |
| |
| // Send side. |
| FakeVideoSendStream* send_stream = |
| AddSendStream(cricket::StreamParams::CreateLegacy(1)); |
| EXPECT_GT(send_stream->GetConfig().rtp.nack.rtp_history_ms, 0); |
| |
| // Receiver side. |
| FakeVideoReceiveStream* recv_stream = |
| AddRecvStream(cricket::StreamParams::CreateLegacy(1)); |
| EXPECT_GT(recv_stream->GetConfig().rtp.nack.rtp_history_ms, 0); |
| |
| // Nack history size should match between sender and receiver. |
| EXPECT_EQ(send_stream->GetConfig().rtp.nack.rtp_history_ms, |
| recv_stream->GetConfig().rtp.nack.rtp_history_ms); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, NackCanBeEnabledAndDisabled) { |
| FakeVideoSendStream* send_stream = AddSendStream(); |
| FakeVideoReceiveStream* recv_stream = AddRecvStream(); |
| |
| EXPECT_GT(recv_stream->GetConfig().rtp.nack.rtp_history_ms, 0); |
| EXPECT_GT(send_stream->GetConfig().rtp.nack.rtp_history_ms, 0); |
| |
| // Verify that NACK is turned off when send(!) codecs without NACK are set. |
| cricket::VideoSendParameters parameters; |
| parameters.codecs.push_back(kVp8Codec); |
| EXPECT_TRUE(parameters.codecs[0].feedback_params.params().empty()); |
| EXPECT_TRUE(channel_->SetSendParameters(parameters)); |
| recv_stream = fake_call_->GetVideoReceiveStreams()[0]; |
| EXPECT_EQ(0, recv_stream->GetConfig().rtp.nack.rtp_history_ms); |
| send_stream = fake_call_->GetVideoSendStreams()[0]; |
| EXPECT_EQ(0, send_stream->GetConfig().rtp.nack.rtp_history_ms); |
| |
| // Verify that NACK is turned on when setting default codecs since the |
| // default codecs have NACK enabled. |
| parameters.codecs = engine_.codecs(); |
| EXPECT_TRUE(channel_->SetSendParameters(parameters)); |
| recv_stream = fake_call_->GetVideoReceiveStreams()[0]; |
| EXPECT_GT(recv_stream->GetConfig().rtp.nack.rtp_history_ms, 0); |
| send_stream = fake_call_->GetVideoSendStreams()[0]; |
| EXPECT_GT(send_stream->GetConfig().rtp.nack.rtp_history_ms, 0); |
| } |
| |
| // This test verifies that new frame sizes reconfigures encoders even though not |
| // (yet) sending. The purpose of this is to permit encoding as quickly as |
| // possible once we start sending. Likely the frames being input are from the |
| // same source that will be sent later, which just means that we're ready |
| // earlier. |
| TEST_F(WebRtcVideoChannel2Test, ReconfiguresEncodersWhenNotSending) { |
| cricket::VideoSendParameters parameters; |
| parameters.codecs.push_back(kVp8Codec720p); |
| ASSERT_TRUE(channel_->SetSendParameters(parameters)); |
| channel_->SetSend(false); |
| |
| FakeVideoSendStream* stream = AddSendStream(); |
| |
| // No frames entered, using default dimensions. |
| std::vector<webrtc::VideoStream> streams = stream->GetVideoStreams(); |
| EXPECT_EQ(176u, streams[0].width); |
| EXPECT_EQ(144u, streams[0].height); |
| |
| cricket::FakeVideoCapturer capturer; |
| EXPECT_TRUE(channel_->SetVideoSend(last_ssrc_, true, nullptr, &capturer)); |
| EXPECT_EQ(cricket::CS_RUNNING, |
| capturer.Start(capturer.GetSupportedFormats()->front())); |
| EXPECT_TRUE(capturer.CaptureFrame()); |
| |
| // Frame entered, should be reconfigured to new dimensions. |
| streams = stream->GetVideoStreams(); |
| EXPECT_EQ(kVp8Codec720p.width, streams[0].width); |
| EXPECT_EQ(kVp8Codec720p.height, streams[0].height); |
| // No frames should have been actually put in there though. |
| EXPECT_EQ(0, stream->GetNumberOfSwappedFrames()); |
| |
| EXPECT_TRUE(channel_->SetVideoSend(last_ssrc_, true, nullptr, nullptr)); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, UsesCorrectSettingsForScreencast) { |
| static const int kScreenshareMinBitrateKbps = 800; |
| cricket::VideoCodec codec = kVp8Codec360p; |
| cricket::VideoSendParameters parameters; |
| parameters.codecs.push_back(codec); |
| EXPECT_TRUE(channel_->SetSendParameters(parameters)); |
| AddSendStream(); |
| |
| cricket::FakeVideoCapturer capturer; |
| VideoOptions min_bitrate_options; |
| min_bitrate_options.screencast_min_bitrate_kbps = |
| rtc::Optional<int>(kScreenshareMinBitrateKbps); |
| EXPECT_TRUE(channel_->SetVideoSend(last_ssrc_, true, &min_bitrate_options, |
| &capturer)); |
| cricket::VideoFormat capture_format_hd = |
| capturer.GetSupportedFormats()->front(); |
| EXPECT_EQ(1280, capture_format_hd.width); |
| EXPECT_EQ(720, capture_format_hd.height); |
| EXPECT_EQ(cricket::CS_RUNNING, capturer.Start(capture_format_hd)); |
| |
| EXPECT_TRUE(channel_->SetSend(true)); |
| |
| EXPECT_TRUE(capturer.CaptureFrame()); |
| ASSERT_EQ(1u, fake_call_->GetVideoSendStreams().size()); |
| FakeVideoSendStream* send_stream = fake_call_->GetVideoSendStreams().front(); |
| |
| EXPECT_EQ(1, send_stream->GetNumberOfSwappedFrames()); |
| |
| // Verify non-screencast settings. |
| webrtc::VideoEncoderConfig encoder_config = |
| send_stream->GetEncoderConfig().Copy(); |
| EXPECT_EQ(webrtc::VideoEncoderConfig::ContentType::kRealtimeVideo, |
| encoder_config.content_type); |
| EXPECT_EQ(codec.width, encoder_config.streams.front().width); |
| EXPECT_EQ(codec.height, encoder_config.streams.front().height); |
| EXPECT_EQ(0, encoder_config.min_transmit_bitrate_bps) |
| << "Non-screenshare shouldn't use min-transmit bitrate."; |
| |
| EXPECT_TRUE(channel_->SetVideoSend(last_ssrc_, true, nullptr, nullptr)); |
| // Removing a capturer triggers a black frame to be sent. |
| EXPECT_EQ(2, send_stream->GetNumberOfSwappedFrames()); |
| VideoOptions screencast_options; |
| screencast_options.is_screencast = rtc::Optional<bool>(true); |
| EXPECT_TRUE( |
| channel_->SetVideoSend(last_ssrc_, true, &screencast_options, &capturer)); |
| EXPECT_TRUE(capturer.CaptureFrame()); |
| // Send stream not recreated after option change. |
| ASSERT_EQ(send_stream, fake_call_->GetVideoSendStreams().front()); |
| EXPECT_EQ(3, send_stream->GetNumberOfSwappedFrames()); |
| |
| // Verify screencast settings. |
| encoder_config = send_stream->GetEncoderConfig().Copy(); |
| EXPECT_EQ(webrtc::VideoEncoderConfig::ContentType::kScreen, |
| encoder_config.content_type); |
| EXPECT_EQ(kScreenshareMinBitrateKbps * 1000, |
| encoder_config.min_transmit_bitrate_bps); |
| |
| EXPECT_EQ(capture_format_hd.width, encoder_config.streams.front().width); |
| EXPECT_EQ(capture_format_hd.height, encoder_config.streams.front().height); |
| EXPECT_TRUE(encoder_config.streams[0].temporal_layer_thresholds_bps.empty()); |
| |
| EXPECT_TRUE(channel_->SetVideoSend(last_ssrc_, true, nullptr, nullptr)); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, NoRecreateStreamForScreencast) { |
| EXPECT_TRUE(channel_->SetSendParameters(send_parameters_)); |
| ASSERT_TRUE( |
| channel_->AddSendStream(cricket::StreamParams::CreateLegacy(kSsrc))); |
| EXPECT_TRUE(channel_->SetSend(true)); |
| |
| cricket::FakeVideoCapturer capturer; |
| EXPECT_TRUE(channel_->SetVideoSend(kSsrc, true, nullptr, &capturer)); |
| EXPECT_EQ(cricket::CS_RUNNING, |
| capturer.Start(capturer.GetSupportedFormats()->front())); |
| EXPECT_TRUE(capturer.CaptureFrame()); |
| |
| ASSERT_EQ(1, fake_call_->GetNumCreatedSendStreams()); |
| FakeVideoSendStream* stream = fake_call_->GetVideoSendStreams().front(); |
| webrtc::VideoEncoderConfig encoder_config = stream->GetEncoderConfig().Copy(); |
| EXPECT_EQ(webrtc::VideoEncoderConfig::ContentType::kRealtimeVideo, |
| encoder_config.content_type); |
| |
| EXPECT_EQ(1, stream->GetNumberOfSwappedFrames()); |
| |
| /* Switch to screencast source. We expect a reconfigure of the |
| * encoder, but no change of the send stream. */ |
| struct VideoOptions video_options; |
| video_options.is_screencast = rtc::Optional<bool>(true); |
| EXPECT_TRUE(channel_->SetVideoSend(kSsrc, true, &video_options, &capturer)); |
| |
| EXPECT_TRUE(capturer.CaptureFrame()); |
| ASSERT_EQ(1, fake_call_->GetNumCreatedSendStreams()); |
| ASSERT_EQ(stream, fake_call_->GetVideoSendStreams().front()); |
| EXPECT_EQ(2, stream->GetNumberOfSwappedFrames()); |
| |
| encoder_config = stream->GetEncoderConfig().Copy(); |
| EXPECT_EQ(webrtc::VideoEncoderConfig::ContentType::kScreen, |
| encoder_config.content_type); |
| |
| /* Switch back. */ |
| video_options.is_screencast = rtc::Optional<bool>(false); |
| EXPECT_TRUE(channel_->SetVideoSend(kSsrc, true, &video_options, &capturer)); |
| |
| EXPECT_TRUE(capturer.CaptureFrame()); |
| ASSERT_EQ(1, fake_call_->GetNumCreatedSendStreams()); |
| ASSERT_EQ(stream, fake_call_->GetVideoSendStreams().front()); |
| EXPECT_EQ(3, stream->GetNumberOfSwappedFrames()); |
| |
| encoder_config = stream->GetEncoderConfig().Copy(); |
| EXPECT_EQ(webrtc::VideoEncoderConfig::ContentType::kRealtimeVideo, |
| encoder_config.content_type); |
| |
| EXPECT_TRUE(channel_->SetVideoSend(kSsrc, true, nullptr, nullptr)); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, |
| ConferenceModeScreencastConfiguresTemporalLayer) { |
| static const int kConferenceScreencastTemporalBitrateBps = |
| ScreenshareLayerConfig::GetDefault().tl0_bitrate_kbps * 1000; |
| send_parameters_.conference_mode = true; |
| channel_->SetSendParameters(send_parameters_); |
| |
| AddSendStream(); |
| VideoOptions options; |
| options.is_screencast = rtc::Optional<bool>(true); |
| cricket::FakeVideoCapturer capturer; |
| EXPECT_TRUE(channel_->SetVideoSend(last_ssrc_, true, &options, &capturer)); |
| cricket::VideoFormat capture_format_hd = |
| capturer.GetSupportedFormats()->front(); |
| EXPECT_EQ(cricket::CS_RUNNING, capturer.Start(capture_format_hd)); |
| |
| EXPECT_TRUE(channel_->SetSend(true)); |
| |
| EXPECT_TRUE(capturer.CaptureFrame()); |
| ASSERT_EQ(1u, fake_call_->GetVideoSendStreams().size()); |
| FakeVideoSendStream* send_stream = fake_call_->GetVideoSendStreams().front(); |
| |
| webrtc::VideoEncoderConfig encoder_config = |
| send_stream->GetEncoderConfig().Copy(); |
| |
| // Verify screencast settings. |
| encoder_config = send_stream->GetEncoderConfig().Copy(); |
| EXPECT_EQ(webrtc::VideoEncoderConfig::ContentType::kScreen, |
| encoder_config.content_type); |
| ASSERT_EQ(1u, encoder_config.streams.size()); |
| ASSERT_EQ(1u, encoder_config.streams[0].temporal_layer_thresholds_bps.size()); |
| EXPECT_EQ(kConferenceScreencastTemporalBitrateBps, |
| encoder_config.streams[0].temporal_layer_thresholds_bps[0]); |
| |
| EXPECT_TRUE(channel_->SetVideoSend(last_ssrc_, true, nullptr, nullptr)); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, SuspendBelowMinBitrateDisabledByDefault) { |
| FakeVideoSendStream* stream = AddSendStream(); |
| EXPECT_FALSE(stream->GetConfig().suspend_below_min_bitrate); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, SetMediaConfigSuspendBelowMinBitrate) { |
| MediaConfig media_config = MediaConfig(); |
| media_config.video.suspend_below_min_bitrate = true; |
| |
| channel_.reset( |
| engine_.CreateChannel(fake_call_.get(), media_config, VideoOptions())); |
| |
| channel_->SetSendParameters(send_parameters_); |
| |
| FakeVideoSendStream* stream = AddSendStream(); |
| EXPECT_TRUE(stream->GetConfig().suspend_below_min_bitrate); |
| |
| media_config.video.suspend_below_min_bitrate = false; |
| channel_.reset( |
| engine_.CreateChannel(fake_call_.get(), media_config, VideoOptions())); |
| |
| channel_->SetSendParameters(send_parameters_); |
| |
| stream = AddSendStream(); |
| EXPECT_FALSE(stream->GetConfig().suspend_below_min_bitrate); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, Vp8DenoisingEnabledByDefault) { |
| FakeVideoSendStream* stream = AddSendStream(); |
| webrtc::VideoCodecVP8 vp8_settings; |
| ASSERT_TRUE(stream->GetVp8Settings(&vp8_settings)) << "No VP8 config set."; |
| EXPECT_TRUE(vp8_settings.denoisingOn); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, VerifyVp8SpecificSettings) { |
| cricket::VideoSendParameters parameters; |
| parameters.codecs.push_back(kVp8Codec720p); |
| ASSERT_TRUE(channel_->SetSendParameters(parameters)); |
| |
| // Single-stream settings should apply with RTX as well (verifies that we |
| // check number of regular SSRCs and not StreamParams::ssrcs which contains |
| // both RTX and regular SSRCs). |
| FakeVideoSendStream* stream = SetUpSimulcast(false, true); |
| |
| cricket::FakeVideoCapturer capturer; |
| EXPECT_EQ(cricket::CS_RUNNING, |
| capturer.Start(capturer.GetSupportedFormats()->front())); |
| EXPECT_TRUE(channel_->SetVideoSend(last_ssrc_, true, nullptr, &capturer)); |
| channel_->SetSend(true); |
| |
| EXPECT_TRUE(capturer.CaptureFrame()); |
| |
| webrtc::VideoCodecVP8 vp8_settings; |
| ASSERT_TRUE(stream->GetVp8Settings(&vp8_settings)) << "No VP8 config set."; |
| EXPECT_TRUE(vp8_settings.denoisingOn) |
| << "VP8 denoising should be on by default."; |
| |
| stream = SetDenoisingOption(last_ssrc_, &capturer, false); |
| |
| ASSERT_TRUE(stream->GetVp8Settings(&vp8_settings)) << "No VP8 config set."; |
| EXPECT_FALSE(vp8_settings.denoisingOn); |
| EXPECT_TRUE(vp8_settings.automaticResizeOn); |
| EXPECT_TRUE(vp8_settings.frameDroppingOn); |
| |
| stream = SetDenoisingOption(last_ssrc_, &capturer, true); |
| |
| ASSERT_TRUE(stream->GetVp8Settings(&vp8_settings)) << "No VP8 config set."; |
| EXPECT_TRUE(vp8_settings.denoisingOn); |
| EXPECT_TRUE(vp8_settings.automaticResizeOn); |
| EXPECT_TRUE(vp8_settings.frameDroppingOn); |
| |
| EXPECT_TRUE(channel_->SetVideoSend(last_ssrc_, true, nullptr, nullptr)); |
| stream = SetUpSimulcast(true, false); |
| EXPECT_TRUE(channel_->SetVideoSend(last_ssrc_, true, nullptr, &capturer)); |
| channel_->SetSend(true); |
| EXPECT_TRUE(capturer.CaptureFrame()); |
| |
| EXPECT_EQ(3, stream->GetVideoStreams().size()); |
| ASSERT_TRUE(stream->GetVp8Settings(&vp8_settings)) << "No VP8 config set."; |
| // Autmatic resize off when using simulcast. |
| EXPECT_FALSE(vp8_settings.automaticResizeOn); |
| EXPECT_TRUE(vp8_settings.frameDroppingOn); |
| |
| // In screen-share mode, denoising is forced off and simulcast disabled. |
| VideoOptions options; |
| options.is_screencast = rtc::Optional<bool>(true); |
| EXPECT_TRUE(channel_->SetVideoSend(last_ssrc_, true, &options, &capturer)); |
| |
| stream = SetDenoisingOption(last_ssrc_, &capturer, false); |
| |
| EXPECT_EQ(1, stream->GetVideoStreams().size()); |
| ASSERT_TRUE(stream->GetVp8Settings(&vp8_settings)) << "No VP8 config set."; |
| EXPECT_FALSE(vp8_settings.denoisingOn); |
| // Resizing and frame dropping always off for screen sharing. |
| EXPECT_FALSE(vp8_settings.automaticResizeOn); |
| EXPECT_FALSE(vp8_settings.frameDroppingOn); |
| |
| stream = SetDenoisingOption(last_ssrc_, &capturer, true); |
| |
| ASSERT_TRUE(stream->GetVp8Settings(&vp8_settings)) << "No VP8 config set."; |
| EXPECT_FALSE(vp8_settings.denoisingOn); |
| EXPECT_FALSE(vp8_settings.automaticResizeOn); |
| EXPECT_FALSE(vp8_settings.frameDroppingOn); |
| |
| EXPECT_TRUE(channel_->SetVideoSend(last_ssrc_, true, nullptr, nullptr)); |
| } |
| |
| // Test that setting the same options doesn't result in the encoder being |
| // reconfigured. |
| TEST_F(WebRtcVideoChannel2Test, SetIdenticalOptionsDoesntReconfigureEncoder) { |
| VideoOptions options; |
| cricket::FakeVideoCapturer capturer; |
| |
| FakeVideoSendStream* send_stream = AddSendStream(); |
| EXPECT_EQ(cricket::CS_RUNNING, |
| capturer.Start(capturer.GetSupportedFormats()->front())); |
| EXPECT_TRUE(channel_->SetVideoSend(last_ssrc_, true, &options, &capturer)); |
| EXPECT_TRUE(capturer.CaptureFrame()); |
| // Expect 2 reconfigurations at this point, from the initial configuration |
| // and from the dimensions of the first frame. |
| EXPECT_EQ(2, send_stream->num_encoder_reconfigurations()); |
| |
| // Set the options one more time and expect no additional reconfigurations. |
| EXPECT_TRUE(channel_->SetVideoSend(last_ssrc_, true, &options, &capturer)); |
| EXPECT_TRUE(capturer.CaptureFrame()); |
| EXPECT_EQ(2, send_stream->num_encoder_reconfigurations()); |
| |
| EXPECT_TRUE(channel_->SetVideoSend(last_ssrc_, true, nullptr, nullptr)); |
| } |
| |
| class Vp9SettingsTest : public WebRtcVideoChannel2Test { |
| public: |
| Vp9SettingsTest() : Vp9SettingsTest("") {} |
| explicit Vp9SettingsTest(const char* field_trials) |
| : WebRtcVideoChannel2Test(field_trials) { |
| encoder_factory_.AddSupportedVideoCodecType(webrtc::kVideoCodecVP9, "VP9"); |
| } |
| virtual ~Vp9SettingsTest() {} |
| |
| protected: |
| void SetUp() override { |
| engine_.SetExternalEncoderFactory(&encoder_factory_); |
| |
| WebRtcVideoChannel2Test::SetUp(); |
| } |
| |
| void TearDown() override { |
| // Remove references to encoder_factory_ since this will be destroyed |
| // before channel_ and engine_. |
| ASSERT_TRUE(channel_->SetSendParameters(send_parameters_)); |
| } |
| |
| cricket::FakeWebRtcVideoEncoderFactory encoder_factory_; |
| }; |
| |
| TEST_F(Vp9SettingsTest, VerifyVp9SpecificSettings) { |
| cricket::VideoSendParameters parameters; |
| parameters.codecs.push_back(kVp9Codec); |
| ASSERT_TRUE(channel_->SetSendParameters(parameters)); |
| |
| FakeVideoSendStream* stream = SetUpSimulcast(false, false); |
| |
| cricket::FakeVideoCapturer capturer; |
| EXPECT_EQ(cricket::CS_RUNNING, |
| capturer.Start(capturer.GetSupportedFormats()->front())); |
| EXPECT_TRUE(channel_->SetVideoSend(last_ssrc_, true, nullptr, &capturer)); |
| channel_->SetSend(true); |
| |
| EXPECT_TRUE(capturer.CaptureFrame()); |
| |
| webrtc::VideoCodecVP9 vp9_settings; |
| ASSERT_TRUE(stream->GetVp9Settings(&vp9_settings)) << "No VP9 config set."; |
| EXPECT_FALSE(vp9_settings.denoisingOn) |
| << "VP9 denoising should be off by default."; |
| |
| stream = SetDenoisingOption(last_ssrc_, &capturer, false); |
| |
| ASSERT_TRUE(stream->GetVp9Settings(&vp9_settings)) << "No VP9 config set."; |
| EXPECT_FALSE(vp9_settings.denoisingOn); |
| // Frame dropping always on for real time video. |
| EXPECT_TRUE(vp9_settings.frameDroppingOn); |
| |
| stream = SetDenoisingOption(last_ssrc_, &capturer, true); |
| |
| ASSERT_TRUE(stream->GetVp9Settings(&vp9_settings)) << "No VP9 config set."; |
| EXPECT_TRUE(vp9_settings.denoisingOn); |
| EXPECT_TRUE(vp9_settings.frameDroppingOn); |
| |
| // In screen-share mode, denoising is forced off. |
| VideoOptions options; |
| options.is_screencast = rtc::Optional<bool>(true); |
| EXPECT_TRUE(channel_->SetVideoSend(last_ssrc_, true, &options, &capturer)); |
| |
| stream = SetDenoisingOption(last_ssrc_, &capturer, false); |
| |
| ASSERT_TRUE(stream->GetVp9Settings(&vp9_settings)) << "No VP9 config set."; |
| EXPECT_FALSE(vp9_settings.denoisingOn); |
| // Frame dropping always off for screen sharing. |
| EXPECT_FALSE(vp9_settings.frameDroppingOn); |
| |
| stream = SetDenoisingOption(last_ssrc_, &capturer, false); |
| |
| ASSERT_TRUE(stream->GetVp9Settings(&vp9_settings)) << "No VP9 config set."; |
| EXPECT_FALSE(vp9_settings.denoisingOn); |
| EXPECT_FALSE(vp9_settings.frameDroppingOn); |
| |
| EXPECT_TRUE(channel_->SetVideoSend(last_ssrc_, true, nullptr, nullptr)); |
| } |
| |
| class Vp9SettingsTestWithFieldTrial : public Vp9SettingsTest { |
| public: |
| Vp9SettingsTestWithFieldTrial(const char* field_trials) |
| : Vp9SettingsTest(field_trials) {} |
| |
| protected: |
| void VerifySettings(int num_spatial_layers, int num_temporal_layers) { |
| cricket::VideoSendParameters parameters; |
| parameters.codecs.push_back(kVp9Codec); |
| ASSERT_TRUE(channel_->SetSendParameters(parameters)); |
| |
| FakeVideoSendStream* stream = SetUpSimulcast(false, false); |
| |
| cricket::FakeVideoCapturer capturer; |
| EXPECT_EQ(cricket::CS_RUNNING, |
| capturer.Start(capturer.GetSupportedFormats()->front())); |
| EXPECT_TRUE(channel_->SetVideoSend(last_ssrc_, true, nullptr, &capturer)); |
| channel_->SetSend(true); |
| |
| EXPECT_TRUE(capturer.CaptureFrame()); |
| |
| webrtc::VideoCodecVP9 vp9_settings; |
| ASSERT_TRUE(stream->GetVp9Settings(&vp9_settings)) << "No VP9 config set."; |
| EXPECT_EQ(num_spatial_layers, vp9_settings.numberOfSpatialLayers); |
| EXPECT_EQ(num_temporal_layers, vp9_settings.numberOfTemporalLayers); |
| |
| EXPECT_TRUE(channel_->SetVideoSend(last_ssrc_, true, nullptr, nullptr)); |
| } |
| }; |
| |
| class Vp9SettingsTestWithNoFlag : public Vp9SettingsTestWithFieldTrial { |
| public: |
| Vp9SettingsTestWithNoFlag() : Vp9SettingsTestWithFieldTrial("") {} |
| }; |
| |
| TEST_F(Vp9SettingsTestWithNoFlag, VerifySettings) { |
| const int kNumSpatialLayers = 1; |
| const int kNumTemporalLayers = 1; |
| VerifySettings(kNumSpatialLayers, kNumTemporalLayers); |
| } |
| |
| class Vp9SettingsTestWithInvalidFlag : public Vp9SettingsTestWithFieldTrial { |
| public: |
| Vp9SettingsTestWithInvalidFlag() |
| : Vp9SettingsTestWithFieldTrial("WebRTC-SupportVP9SVC/Default/") {} |
| }; |
| |
| TEST_F(Vp9SettingsTestWithInvalidFlag, VerifySettings) { |
| const int kNumSpatialLayers = 1; |
| const int kNumTemporalLayers = 1; |
| VerifySettings(kNumSpatialLayers, kNumTemporalLayers); |
| } |
| |
| class Vp9SettingsTestWith2SL3TLFlag : public Vp9SettingsTestWithFieldTrial { |
| public: |
| Vp9SettingsTestWith2SL3TLFlag() |
| : Vp9SettingsTestWithFieldTrial( |
| "WebRTC-SupportVP9SVC/EnabledByFlag_2SL3TL/") {} |
| }; |
| |
| TEST_F(Vp9SettingsTestWith2SL3TLFlag, VerifySettings) { |
| const int kNumSpatialLayers = 2; |
| const int kNumTemporalLayers = 3; |
| VerifySettings(kNumSpatialLayers, kNumTemporalLayers); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, AdaptsOnOveruse) { |
| TestCpuAdaptation(true, false); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, DoesNotAdaptOnOveruseWhenDisabled) { |
| TestCpuAdaptation(false, false); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, DoesNotAdaptOnOveruseWhenScreensharing) { |
| TestCpuAdaptation(true, true); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, AdaptsOnOveruseAndChangeResolution) { |
| cricket::VideoCodec codec = kVp8Codec720p; |
| cricket::VideoSendParameters parameters; |
| parameters.codecs.push_back(codec); |
| |
| MediaConfig media_config = MediaConfig(); |
| channel_.reset( |
| engine_.CreateChannel(fake_call_.get(), media_config, VideoOptions())); |
| ASSERT_TRUE(channel_->SetSendParameters(parameters)); |
| |
| AddSendStream(); |
| |
| cricket::FakeVideoCapturer capturer; |
| ASSERT_TRUE(channel_->SetVideoSend(last_ssrc_, true, nullptr, &capturer)); |
| ASSERT_EQ(cricket::CS_RUNNING, |
| capturer.Start(capturer.GetSupportedFormats()->front())); |
| ASSERT_TRUE(channel_->SetSend(true)); |
| |
| ASSERT_EQ(1u, fake_call_->GetVideoSendStreams().size()); |
| FakeVideoSendStream* send_stream = fake_call_->GetVideoSendStreams().front(); |
| webrtc::LoadObserver* overuse_callback = |
| send_stream->GetConfig().overuse_callback; |
| ASSERT_TRUE(overuse_callback != NULL); |
| |
| EXPECT_TRUE(capturer.CaptureCustomFrame(1280, 720, cricket::FOURCC_I420)); |
| EXPECT_EQ(1, send_stream->GetNumberOfSwappedFrames()); |
| EXPECT_EQ(1280, send_stream->GetLastWidth()); |
| EXPECT_EQ(720, send_stream->GetLastHeight()); |
| |
| // Trigger overuse. |
| overuse_callback->OnLoadUpdate(webrtc::LoadObserver::kOveruse); |
| EXPECT_TRUE(capturer.CaptureCustomFrame(1280, 720, cricket::FOURCC_I420)); |
| EXPECT_EQ(2, send_stream->GetNumberOfSwappedFrames()); |
| EXPECT_EQ(1280 * 3 / 4, send_stream->GetLastWidth()); |
| EXPECT_EQ(720 * 3 / 4, send_stream->GetLastHeight()); |
| |
| // Trigger overuse again. |
| overuse_callback->OnLoadUpdate(webrtc::LoadObserver::kOveruse); |
| EXPECT_TRUE(capturer.CaptureCustomFrame(1280, 720, cricket::FOURCC_I420)); |
| EXPECT_EQ(3, send_stream->GetNumberOfSwappedFrames()); |
| EXPECT_EQ(1280 * 2 / 4, send_stream->GetLastWidth()); |
| EXPECT_EQ(720 * 2 / 4, send_stream->GetLastHeight()); |
| |
| // Trigger overuse again. This should not decrease the resolution since we |
| // should only adapt the resolution down max two steps. |
| overuse_callback->OnLoadUpdate(webrtc::LoadObserver::kOveruse); |
| EXPECT_TRUE(capturer.CaptureCustomFrame(1280, 720, cricket::FOURCC_I420)); |
| EXPECT_EQ(4, send_stream->GetNumberOfSwappedFrames()); |
| EXPECT_EQ(1280 * 2 / 4, send_stream->GetLastWidth()); |
| EXPECT_EQ(720 * 2 / 4, send_stream->GetLastHeight()); |
| |
| // Change input resolution. |
| EXPECT_TRUE(capturer.CaptureCustomFrame(1284, 724, cricket::FOURCC_I420)); |
| EXPECT_EQ(5, send_stream->GetNumberOfSwappedFrames()); |
| EXPECT_EQ(1284 / 2, send_stream->GetLastWidth()); |
| EXPECT_EQ(724 / 2, send_stream->GetLastHeight()); |
| |
| // Trigger underuse which should go back up in resolution. |
| overuse_callback->OnLoadUpdate(webrtc::LoadObserver::kUnderuse); |
| EXPECT_TRUE(capturer.CaptureCustomFrame(1284, 724, cricket::FOURCC_I420)); |
| EXPECT_EQ(6, send_stream->GetNumberOfSwappedFrames()); |
| EXPECT_EQ(1284 * 3 / 4, send_stream->GetLastWidth()); |
| EXPECT_EQ(724 * 3 / 4, send_stream->GetLastHeight()); |
| |
| // Trigger underuse which should go back up in resolution. |
| overuse_callback->OnLoadUpdate(webrtc::LoadObserver::kUnderuse); |
| EXPECT_TRUE(capturer.CaptureCustomFrame(1284, 724, cricket::FOURCC_I420)); |
| EXPECT_EQ(7, send_stream->GetNumberOfSwappedFrames()); |
| EXPECT_EQ(1284, send_stream->GetLastWidth()); |
| EXPECT_EQ(724, send_stream->GetLastHeight()); |
| |
| EXPECT_TRUE(channel_->SetVideoSend(last_ssrc_, true, nullptr, nullptr)); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, PreviousAdaptationDoesNotApplyToScreenshare) { |
| cricket::VideoCodec codec = kVp8Codec720p; |
| cricket::VideoSendParameters parameters; |
| parameters.codecs.push_back(codec); |
| |
| MediaConfig media_config = MediaConfig(); |
| channel_.reset( |
| engine_.CreateChannel(fake_call_.get(), media_config, VideoOptions())); |
| ASSERT_TRUE(channel_->SetSendParameters(parameters)); |
| |
| AddSendStream(); |
| |
| cricket::FakeVideoCapturer capturer; |
| ASSERT_EQ(cricket::CS_RUNNING, |
| capturer.Start(capturer.GetSupportedFormats()->front())); |
| ASSERT_TRUE(channel_->SetSend(true)); |
| cricket::VideoOptions camera_options; |
| channel_->SetVideoSend(last_ssrc_, true /* enable */, &camera_options, |
| &capturer); |
| |
| ASSERT_EQ(1u, fake_call_->GetVideoSendStreams().size()); |
| FakeVideoSendStream* send_stream = fake_call_->GetVideoSendStreams().front(); |
| webrtc::LoadObserver* overuse_callback = |
| send_stream->GetConfig().overuse_callback; |
| ASSERT_TRUE(overuse_callback != NULL); |
| |
| EXPECT_TRUE(capturer.CaptureCustomFrame(1280, 720, cricket::FOURCC_I420)); |
| EXPECT_EQ(1, send_stream->GetNumberOfSwappedFrames()); |
| EXPECT_EQ(1280, send_stream->GetLastWidth()); |
| EXPECT_EQ(720, send_stream->GetLastHeight()); |
| |
| // Trigger overuse. |
| overuse_callback->OnLoadUpdate(webrtc::LoadObserver::kOveruse); |
| EXPECT_TRUE(capturer.CaptureCustomFrame(1280, 720, cricket::FOURCC_I420)); |
| EXPECT_EQ(2, send_stream->GetNumberOfSwappedFrames()); |
| EXPECT_EQ(1280 * 3 / 4, send_stream->GetLastWidth()); |
| EXPECT_EQ(720 * 3 / 4, send_stream->GetLastHeight()); |
| |
| // Switch to screen share. Expect no CPU adaptation. |
| cricket::FakeVideoCapturer screen_share(true); |
| ASSERT_EQ(cricket::CS_RUNNING, |
| screen_share.Start(screen_share.GetSupportedFormats()->front())); |
| cricket::VideoOptions screenshare_options; |
| screenshare_options.is_screencast = rtc::Optional<bool>(true); |
| channel_->SetVideoSend(last_ssrc_, true /* enable */, &screenshare_options, |
| &screen_share); |
| EXPECT_TRUE(screen_share.CaptureCustomFrame(1284, 724, cricket::FOURCC_I420)); |
| EXPECT_EQ(3, send_stream->GetNumberOfSwappedFrames()); |
| EXPECT_EQ(1284, send_stream->GetLastWidth()); |
| EXPECT_EQ(724, send_stream->GetLastHeight()); |
| |
| // Switch back to the normal capturer. Expect the frame to be CPU adapted. |
| channel_->SetVideoSend(last_ssrc_, true /* enable */, &camera_options, |
| &capturer); |
| EXPECT_TRUE(capturer.CaptureCustomFrame(1280, 720, cricket::FOURCC_I420)); |
| EXPECT_EQ(4, send_stream->GetNumberOfSwappedFrames()); |
| EXPECT_EQ(1280 * 3 / 4, send_stream->GetLastWidth()); |
| EXPECT_EQ(720 * 3 / 4, send_stream->GetLastHeight()); |
| |
| EXPECT_TRUE(channel_->SetVideoSend(last_ssrc_, true, nullptr, nullptr)); |
| } |
| |
| void WebRtcVideoChannel2Test::TestCpuAdaptation(bool enable_overuse, |
| bool is_screenshare) { |
| cricket::VideoCodec codec = kVp8Codec720p; |
| cricket::VideoSendParameters parameters; |
| parameters.codecs.push_back(codec); |
| |
| MediaConfig media_config = MediaConfig(); |
| if (!enable_overuse) { |
| media_config.video.enable_cpu_overuse_detection = false; |
| } |
| channel_.reset( |
| engine_.CreateChannel(fake_call_.get(), media_config, VideoOptions())); |
| |
| EXPECT_TRUE(channel_->SetSendParameters(parameters)); |
| |
| AddSendStream(); |
| |
| cricket::FakeVideoCapturer capturer; |
| VideoOptions options; |
| options.is_screencast = rtc::Optional<bool>(is_screenshare); |
| EXPECT_TRUE(channel_->SetVideoSend(last_ssrc_, true, &options, &capturer)); |
| EXPECT_EQ(cricket::CS_RUNNING, |
| capturer.Start(capturer.GetSupportedFormats()->front())); |
| |
| EXPECT_TRUE(channel_->SetSend(true)); |
| |
| // Trigger overuse. |
| ASSERT_EQ(1u, fake_call_->GetVideoSendStreams().size()); |
| FakeVideoSendStream* send_stream = fake_call_->GetVideoSendStreams().front(); |
| webrtc::LoadObserver* overuse_callback = |
| send_stream->GetConfig().overuse_callback; |
| |
| if (!enable_overuse) { |
| ASSERT_TRUE(overuse_callback == NULL); |
| |
| EXPECT_TRUE(capturer.CaptureFrame()); |
| EXPECT_EQ(1, send_stream->GetNumberOfSwappedFrames()); |
| |
| EXPECT_EQ(codec.width, send_stream->GetLastWidth()); |
| EXPECT_EQ(codec.height, send_stream->GetLastHeight()); |
| |
| EXPECT_TRUE(channel_->SetVideoSend(last_ssrc_, true, nullptr, nullptr)); |
| return; |
| } |
| |
| ASSERT_TRUE(overuse_callback != NULL); |
| EXPECT_TRUE(capturer.CaptureFrame()); |
| EXPECT_EQ(1, send_stream->GetNumberOfSwappedFrames()); |
| overuse_callback->OnLoadUpdate(webrtc::LoadObserver::kOveruse); |
| |
| EXPECT_TRUE(capturer.CaptureFrame()); |
| EXPECT_EQ(2, send_stream->GetNumberOfSwappedFrames()); |
| |
| if (is_screenshare) { |
| // Do not adapt screen share. |
| EXPECT_EQ(codec.width, send_stream->GetLastWidth()); |
| EXPECT_EQ(codec.height, send_stream->GetLastHeight()); |
| } else { |
| EXPECT_LT(send_stream->GetLastWidth(), codec.width); |
| EXPECT_LT(send_stream->GetLastHeight(), codec.height); |
| } |
| |
| // Trigger underuse which should go back to normal resolution. |
| overuse_callback->OnLoadUpdate(webrtc::LoadObserver::kUnderuse); |
| EXPECT_TRUE(capturer.CaptureFrame()); |
| EXPECT_EQ(3, send_stream->GetNumberOfSwappedFrames()); |
| |
| EXPECT_EQ(codec.width, send_stream->GetLastWidth()); |
| EXPECT_EQ(codec.height, send_stream->GetLastHeight()); |
| |
| EXPECT_TRUE(channel_->SetVideoSend(last_ssrc_, true, nullptr, nullptr)); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, EstimatesNtpStartTimeCorrectly) { |
| // Start at last timestamp to verify that wraparounds are estimated correctly. |
| static const uint32_t kInitialTimestamp = 0xFFFFFFFFu; |
| static const int64_t kInitialNtpTimeMs = 1247891230; |
| static const int kFrameOffsetMs = 20; |
| EXPECT_TRUE(channel_->SetRecvParameters(recv_parameters_)); |
| |
| FakeVideoReceiveStream* stream = AddRecvStream(); |
| cricket::FakeVideoRenderer renderer; |
| EXPECT_TRUE(channel_->SetSink(last_ssrc_, &renderer)); |
| |
| webrtc::VideoFrame video_frame; |
| CreateBlackFrame(&video_frame, 4, 4); |
| video_frame.set_timestamp(kInitialTimestamp); |
| // Initial NTP time is not available on the first frame, but should still be |
| // able to be estimated. |
| stream->InjectFrame(video_frame); |
| |
| EXPECT_EQ(1, renderer.num_rendered_frames()); |
| |
| // This timestamp is kInitialTimestamp (-1) + kFrameOffsetMs * 90, which |
| // triggers a constant-overflow warning, hence we're calculating it explicitly |
| // here. |
| video_frame.set_timestamp(kFrameOffsetMs * 90 - 1); |
| video_frame.set_ntp_time_ms(kInitialNtpTimeMs + kFrameOffsetMs); |
| stream->InjectFrame(video_frame); |
| |
| EXPECT_EQ(2, renderer.num_rendered_frames()); |
| |
| // Verify that NTP time has been correctly deduced. |
| cricket::VideoMediaInfo info; |
| ASSERT_TRUE(channel_->GetStats(&info)); |
| ASSERT_EQ(1u, info.receivers.size()); |
| EXPECT_EQ(kInitialNtpTimeMs, info.receivers[0].capture_start_ntp_time_ms); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, SetDefaultSendCodecs) { |
| ASSERT_TRUE(channel_->SetSendParameters(send_parameters_)); |
| |
| VideoCodec codec; |
| EXPECT_TRUE(channel_->GetSendCodec(&codec)); |
| EXPECT_TRUE(codec.Matches(engine_.codecs()[0])); |
| |
| // Using a RTX setup to verify that the default RTX payload type is good. |
| const std::vector<uint32_t> ssrcs = MAKE_VECTOR(kSsrcs1); |
| const std::vector<uint32_t> rtx_ssrcs = MAKE_VECTOR(kRtxSsrcs1); |
| FakeVideoSendStream* stream = AddSendStream( |
| cricket::CreateSimWithRtxStreamParams("cname", ssrcs, rtx_ssrcs)); |
| webrtc::VideoSendStream::Config config = stream->GetConfig().Copy(); |
| |
| // Make sure NACK and FEC are enabled on the correct payload types. |
| EXPECT_EQ(1000, config.rtp.nack.rtp_history_ms); |
| EXPECT_EQ(default_ulpfec_codec_.id, config.rtp.fec.ulpfec_payload_type); |
| EXPECT_EQ(default_red_codec_.id, config.rtp.fec.red_payload_type); |
| |
| EXPECT_EQ(1u, config.rtp.rtx.ssrcs.size()); |
| EXPECT_EQ(kRtxSsrcs1[0], config.rtp.rtx.ssrcs[0]); |
| VerifySendStreamHasRtxTypes(config, default_apt_rtx_types_); |
| // TODO(juberti): Check RTCP, PLI, TMMBR. |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, SetSendCodecsWithoutFec) { |
| cricket::VideoSendParameters parameters; |
| parameters.codecs.push_back(kVp8Codec); |
| ASSERT_TRUE(channel_->SetSendParameters(parameters)); |
| |
| FakeVideoSendStream* stream = AddSendStream(); |
| webrtc::VideoSendStream::Config config = stream->GetConfig().Copy(); |
| |
| EXPECT_EQ(-1, config.rtp.fec.ulpfec_payload_type); |
| EXPECT_EQ(-1, config.rtp.fec.red_payload_type); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, |
| SetSendCodecRejectsRtxWithoutAssociatedPayloadType) { |
| cricket::VideoSendParameters parameters; |
| cricket::VideoCodec rtx_codec(96, "rtx", 0, 0, 0); |
| parameters.codecs.push_back(rtx_codec); |
| EXPECT_FALSE(channel_->SetSendParameters(parameters)) |
| << "RTX codec without associated payload type should be rejected."; |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, |
| SetSendCodecRejectsRtxWithoutMatchingVideoCodec) { |
| cricket::VideoSendParameters parameters; |
| cricket::VideoCodec rtx_codec = |
| cricket::VideoCodec::CreateRtxCodec(96, kVp8Codec.id); |
| parameters.codecs.push_back(kVp8Codec); |
| parameters.codecs.push_back(rtx_codec); |
| ASSERT_TRUE(channel_->SetSendParameters(parameters)); |
| |
| cricket::VideoCodec rtx_codec2 = |
| cricket::VideoCodec::CreateRtxCodec(96, kVp8Codec.id + 1); |
| parameters.codecs.pop_back(); |
| parameters.codecs.push_back(rtx_codec2); |
| EXPECT_FALSE(channel_->SetSendParameters(parameters)) |
| << "RTX without matching video codec should be rejected."; |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, SetSendCodecsWithoutFecDisablesFec) { |
| cricket::VideoSendParameters parameters; |
| parameters.codecs.push_back(kVp8Codec); |
| parameters.codecs.push_back(kUlpfecCodec); |
| ASSERT_TRUE(channel_->SetSendParameters(parameters)); |
| |
| FakeVideoSendStream* stream = AddSendStream(); |
| webrtc::VideoSendStream::Config config = stream->GetConfig().Copy(); |
| |
| EXPECT_EQ(kUlpfecCodec.id, config.rtp.fec.ulpfec_payload_type); |
| |
| parameters.codecs.pop_back(); |
| ASSERT_TRUE(channel_->SetSendParameters(parameters)); |
| stream = fake_call_->GetVideoSendStreams()[0]; |
| ASSERT_TRUE(stream != NULL); |
| config = stream->GetConfig().Copy(); |
| EXPECT_EQ(-1, config.rtp.fec.ulpfec_payload_type) |
| << "SetSendCodec without FEC should disable current FEC."; |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, SetSendCodecsChangesExistingStreams) { |
| cricket::VideoSendParameters parameters; |
| parameters.codecs.push_back(kVp8Codec720p); |
| ASSERT_TRUE(channel_->SetSendParameters(parameters)); |
| channel_->SetSend(true); |
| |
| FakeVideoSendStream* stream = AddSendStream(); |
| |
| cricket::FakeVideoCapturer capturer; |
| EXPECT_TRUE(channel_->SetVideoSend(last_ssrc_, true, nullptr, &capturer)); |
| EXPECT_EQ(cricket::CS_RUNNING, |
| capturer.Start(capturer.GetSupportedFormats()->front())); |
| EXPECT_TRUE(capturer.CaptureFrame()); |
| |
| std::vector<webrtc::VideoStream> streams = stream->GetVideoStreams(); |
| EXPECT_EQ(kVp8Codec720p.width, streams[0].width); |
| EXPECT_EQ(kVp8Codec720p.height, streams[0].height); |
| |
| parameters.codecs.clear(); |
| parameters.codecs.push_back(kVp8Codec360p); |
| ASSERT_TRUE(channel_->SetSendParameters(parameters)); |
| streams = fake_call_->GetVideoSendStreams()[0]->GetVideoStreams(); |
| EXPECT_EQ(kVp8Codec360p.width, streams[0].width); |
| EXPECT_EQ(kVp8Codec360p.height, streams[0].height); |
| EXPECT_TRUE(channel_->SetVideoSend(last_ssrc_, true, nullptr, nullptr)); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, SetSendCodecsWithBitrates) { |
| SetSendCodecsShouldWorkForBitrates("100", 100000, "150", 150000, "200", |
| 200000); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, SetSendCodecsWithHighMaxBitrate) { |
| SetSendCodecsShouldWorkForBitrates("", 0, "", -1, "10000", 10000000); |
| std::vector<webrtc::VideoStream> streams = AddSendStream()->GetVideoStreams(); |
| ASSERT_EQ(1u, streams.size()); |
| EXPECT_EQ(10000000, streams[0].max_bitrate_bps); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, |
| SetSendCodecsWithoutBitratesUsesCorrectDefaults) { |
| SetSendCodecsShouldWorkForBitrates( |
| "", 0, "", -1, "", -1); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, SetSendCodecsCapsMinAndStartBitrate) { |
| SetSendCodecsShouldWorkForBitrates("-1", 0, "-100", -1, "", -1); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, SetSendCodecsRejectsMaxLessThanMinBitrate) { |
| send_parameters_.codecs[0].params[kCodecParamMinBitrate] = "300"; |
| send_parameters_.codecs[0].params[kCodecParamMaxBitrate] = "200"; |
| EXPECT_FALSE(channel_->SetSendParameters(send_parameters_)); |
| } |
| |
| // Test that when both the codec-specific bitrate params and max_bandwidth_bps |
| // are present in the same send parameters, the settings are combined correctly. |
| TEST_F(WebRtcVideoChannel2Test, SetSendCodecsWithBitratesAndMaxSendBandwidth) { |
| send_parameters_.codecs[0].params[kCodecParamMinBitrate] = "100"; |
| send_parameters_.codecs[0].params[kCodecParamStartBitrate] = "200"; |
| send_parameters_.codecs[0].params[kCodecParamMaxBitrate] = "300"; |
| send_parameters_.max_bandwidth_bps = 400000; |
| EXPECT_TRUE(channel_->SetSendParameters(send_parameters_)); |
| EXPECT_EQ(100000, fake_call_->GetConfig().bitrate_config.min_bitrate_bps); |
| EXPECT_EQ(200000, fake_call_->GetConfig().bitrate_config.start_bitrate_bps); |
| // We expect max_bandwidth_bps to take priority, if set. |
| EXPECT_EQ(400000, fake_call_->GetConfig().bitrate_config.max_bitrate_bps); |
| |
| // Decrease max_bandwidth_bps. |
| send_parameters_.max_bandwidth_bps = 350000; |
| EXPECT_TRUE(channel_->SetSendParameters(send_parameters_)); |
| EXPECT_EQ(100000, fake_call_->GetConfig().bitrate_config.min_bitrate_bps); |
| // Since the codec isn't changing, start_bitrate_bps should be -1. |
| EXPECT_EQ(-1, fake_call_->GetConfig().bitrate_config.start_bitrate_bps); |
| EXPECT_EQ(350000, fake_call_->GetConfig().bitrate_config.max_bitrate_bps); |
| |
| // Now try again with the values flipped around. |
| send_parameters_.codecs[0].params[kCodecParamMaxBitrate] = "400"; |
| send_parameters_.max_bandwidth_bps = 300000; |
| EXPECT_TRUE(channel_->SetSendParameters(send_parameters_)); |
| EXPECT_EQ(100000, fake_call_->GetConfig().bitrate_config.min_bitrate_bps); |
| EXPECT_EQ(200000, fake_call_->GetConfig().bitrate_config.start_bitrate_bps); |
| EXPECT_EQ(300000, fake_call_->GetConfig().bitrate_config.max_bitrate_bps); |
| |
| // If we change the codec max, max_bandwidth_bps should still apply. |
| send_parameters_.codecs[0].params[kCodecParamMaxBitrate] = "350"; |
| EXPECT_TRUE(channel_->SetSendParameters(send_parameters_)); |
| EXPECT_EQ(100000, fake_call_->GetConfig().bitrate_config.min_bitrate_bps); |
| EXPECT_EQ(200000, fake_call_->GetConfig().bitrate_config.start_bitrate_bps); |
| EXPECT_EQ(300000, fake_call_->GetConfig().bitrate_config.max_bitrate_bps); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, |
| SetMaxSendBandwidthShouldPreserveOtherBitrates) { |
| SetSendCodecsShouldWorkForBitrates("100", 100000, "150", 150000, "200", |
| 200000); |
| send_parameters_.max_bandwidth_bps = 300000; |
| EXPECT_TRUE(channel_->SetSendParameters(send_parameters_)); |
| EXPECT_EQ(100000, fake_call_->GetConfig().bitrate_config.min_bitrate_bps) |
| << "Setting max bitrate should keep previous min bitrate."; |
| EXPECT_EQ(-1, fake_call_->GetConfig().bitrate_config.start_bitrate_bps) |
| << "Setting max bitrate should not reset start bitrate."; |
| EXPECT_EQ(300000, fake_call_->GetConfig().bitrate_config.max_bitrate_bps); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, SetMaxSendBandwidthShouldBeRemovable) { |
| send_parameters_.max_bandwidth_bps = 300000; |
| EXPECT_TRUE(channel_->SetSendParameters(send_parameters_)); |
| EXPECT_EQ(300000, fake_call_->GetConfig().bitrate_config.max_bitrate_bps); |
| // <= 0 means disable (infinite) max bitrate. |
| send_parameters_.max_bandwidth_bps = 0; |
| EXPECT_TRUE(channel_->SetSendParameters(send_parameters_)); |
| EXPECT_EQ(-1, fake_call_->GetConfig().bitrate_config.max_bitrate_bps) |
| << "Setting zero max bitrate did not reset start bitrate."; |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, SetMaxSendBitrateCanIncreaseSenderBitrate) { |
| cricket::VideoSendParameters parameters; |
| parameters.codecs.push_back(kVp8Codec720p); |
| ASSERT_TRUE(channel_->SetSendParameters(parameters)); |
| channel_->SetSend(true); |
| |
| FakeVideoSendStream* stream = AddSendStream(); |
| |
| cricket::FakeVideoCapturer capturer; |
| EXPECT_TRUE(channel_->SetVideoSend(last_ssrc_, true, nullptr, &capturer)); |
| EXPECT_EQ(cricket::CS_RUNNING, |
| capturer.Start(capturer.GetSupportedFormats()->front())); |
| |
| std::vector<webrtc::VideoStream> streams = stream->GetVideoStreams(); |
| int initial_max_bitrate_bps = streams[0].max_bitrate_bps; |
| EXPECT_GT(initial_max_bitrate_bps, 0); |
| |
| parameters.max_bandwidth_bps = initial_max_bitrate_bps * 2; |
| EXPECT_TRUE(channel_->SetSendParameters(parameters)); |
| // Insert a frame to update the encoder config. |
| EXPECT_TRUE(capturer.CaptureFrame()); |
| streams = stream->GetVideoStreams(); |
| EXPECT_EQ(initial_max_bitrate_bps * 2, streams[0].max_bitrate_bps); |
| EXPECT_TRUE(channel_->SetVideoSend(last_ssrc_, true, nullptr, nullptr)); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, |
| SetMaxSendBitrateCanIncreaseSimulcastSenderBitrate) { |
| cricket::VideoSendParameters parameters; |
| parameters.codecs.push_back(kVp8Codec720p); |
| ASSERT_TRUE(channel_->SetSendParameters(parameters)); |
| channel_->SetSend(true); |
| |
| FakeVideoSendStream* stream = AddSendStream( |
| cricket::CreateSimStreamParams("cname", MAKE_VECTOR(kSsrcs3))); |
| |
| // Send a frame to make sure this scales up to >1 stream (simulcast). |
| cricket::FakeVideoCapturer capturer; |
| EXPECT_TRUE(channel_->SetVideoSend(kSsrcs3[0], true, nullptr, &capturer)); |
| EXPECT_EQ(cricket::CS_RUNNING, |
| capturer.Start(capturer.GetSupportedFormats()->front())); |
| EXPECT_TRUE(capturer.CaptureFrame()); |
| |
| std::vector<webrtc::VideoStream> streams = stream->GetVideoStreams(); |
| ASSERT_GT(streams.size(), 1u) |
| << "Without simulcast this test doesn't make sense."; |
| int initial_max_bitrate_bps = GetTotalMaxBitrateBps(streams); |
| EXPECT_GT(initial_max_bitrate_bps, 0); |
| |
| parameters.max_bandwidth_bps = initial_max_bitrate_bps * 2; |
| EXPECT_TRUE(channel_->SetSendParameters(parameters)); |
| // Insert a frame to update the encoder config. |
| EXPECT_TRUE(capturer.CaptureFrame()); |
| streams = stream->GetVideoStreams(); |
| int increased_max_bitrate_bps = GetTotalMaxBitrateBps(streams); |
| EXPECT_EQ(initial_max_bitrate_bps * 2, increased_max_bitrate_bps); |
| |
| EXPECT_TRUE(channel_->SetVideoSend(kSsrcs3[0], true, nullptr, nullptr)); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, SetSendCodecsWithMaxQuantization) { |
| static const char* kMaxQuantization = "21"; |
| cricket::VideoSendParameters parameters; |
| parameters.codecs.push_back(kVp8Codec); |
| parameters.codecs[0].params[kCodecParamMaxQuantization] = kMaxQuantization; |
| EXPECT_TRUE(channel_->SetSendParameters(parameters)); |
| EXPECT_EQ(static_cast<unsigned int>(atoi(kMaxQuantization)), |
| AddSendStream()->GetVideoStreams().back().max_qp); |
| |
| VideoCodec codec; |
| EXPECT_TRUE(channel_->GetSendCodec(&codec)); |
| EXPECT_EQ(kMaxQuantization, codec.params[kCodecParamMaxQuantization]); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, SetSendCodecsRejectBadDimensions) { |
| cricket::VideoSendParameters parameters; |
| parameters.codecs.push_back(kVp8Codec); |
| |
| parameters.codecs[0].width = 0; |
| EXPECT_FALSE(channel_->SetSendParameters(parameters)) |
| << "Codec set though codec width is zero."; |
| |
| parameters.codecs[0].width = kVp8Codec.width; |
| parameters.codecs[0].height = 0; |
| EXPECT_FALSE(channel_->SetSendParameters(parameters)) |
| << "Codec set though codec height is zero."; |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, SetSendCodecsRejectBadPayloadTypes) { |
| // TODO(pbos): Should we only allow the dynamic range? |
| static const int kIncorrectPayloads[] = {-2, -1, 128, 129}; |
| cricket::VideoSendParameters parameters; |
| parameters.codecs.push_back(kVp8Codec); |
| for (size_t i = 0; i < arraysize(kIncorrectPayloads); ++i) { |
| parameters.codecs[0].id = kIncorrectPayloads[i]; |
| EXPECT_FALSE(channel_->SetSendParameters(parameters)) |
| << "Bad payload type '" << kIncorrectPayloads[i] << "' accepted."; |
| } |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, SetSendCodecsAcceptAllValidPayloadTypes) { |
| cricket::VideoSendParameters parameters; |
| parameters.codecs.push_back(kVp8Codec); |
| for (int payload_type = 0; payload_type <= 127; ++payload_type) { |
| parameters.codecs[0].id = payload_type; |
| EXPECT_TRUE(channel_->SetSendParameters(parameters)) |
| << "Payload type '" << payload_type << "' rejected."; |
| } |
| } |
| |
| // Test that setting the a different set of codecs but with an identical front |
| // codec doesn't result in the stream being recreated. |
| // This may happen when a subsequent negotiation includes fewer codecs, as a |
| // result of one of the codecs being rejected. |
| TEST_F(WebRtcVideoChannel2Test, |
| SetSendCodecsIdenticalFirstCodecDoesntRecreateStream) { |
| cricket::VideoSendParameters parameters1; |
| parameters1.codecs.push_back(kVp8Codec); |
| parameters1.codecs.push_back(kVp9Codec); |
| EXPECT_TRUE(channel_->SetSendParameters(parameters1)); |
| |
| AddSendStream(); |
| EXPECT_EQ(1, fake_call_->GetNumCreatedSendStreams()); |
| |
| cricket::VideoSendParameters parameters2; |
| parameters2.codecs.push_back(kVp8Codec); |
| EXPECT_TRUE(channel_->SetSendParameters(parameters2)); |
| EXPECT_EQ(1, fake_call_->GetNumCreatedSendStreams()); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, SetRecvCodecsWithOnlyVp8) { |
| cricket::VideoRecvParameters parameters; |
| parameters.codecs.push_back(kVp8Codec); |
| EXPECT_TRUE(channel_->SetRecvParameters(parameters)); |
| } |
| |
| // Test that we set our inbound RTX codecs properly. |
| TEST_F(WebRtcVideoChannel2Test, SetRecvCodecsWithRtx) { |
| cricket::VideoRecvParameters parameters; |
| parameters.codecs.push_back(kVp8Codec); |
| cricket::VideoCodec rtx_codec(96, "rtx", 0, 0, 0); |
| parameters.codecs.push_back(rtx_codec); |
| EXPECT_FALSE(channel_->SetRecvParameters(parameters)) |
| << "RTX codec without associated payload should be rejected."; |
| |
| parameters.codecs[1].SetParam("apt", kVp8Codec.id + 1); |
| EXPECT_FALSE(channel_->SetRecvParameters(parameters)) |
| << "RTX codec with invalid associated payload type should be rejected."; |
| |
| parameters.codecs[1].SetParam("apt", kVp8Codec.id); |
| EXPECT_TRUE(channel_->SetRecvParameters(parameters)); |
| |
| cricket::VideoCodec rtx_codec2(97, "rtx", 0, 0, 0); |
| rtx_codec2.SetParam("apt", rtx_codec.id); |
| parameters.codecs.push_back(rtx_codec2); |
| |
| EXPECT_FALSE(channel_->SetRecvParameters(parameters)) << |
| "RTX codec with another RTX as associated payload type should be " |
| "rejected."; |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, SetRecvCodecsDifferentPayloadType) { |
| cricket::VideoRecvParameters parameters; |
| parameters.codecs.push_back(kVp8Codec); |
| parameters.codecs[0].id = 99; |
| EXPECT_TRUE(channel_->SetRecvParameters(parameters)); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, SetRecvCodecsAcceptDefaultCodecs) { |
| cricket::VideoRecvParameters parameters; |
| parameters.codecs = engine_.codecs(); |
| EXPECT_TRUE(channel_->SetRecvParameters(parameters)); |
| |
| FakeVideoReceiveStream* stream = AddRecvStream(); |
| const webrtc::VideoReceiveStream::Config& config = stream->GetConfig(); |
| EXPECT_EQ(engine_.codecs()[0].name, config.decoders[0].payload_name); |
| EXPECT_EQ(engine_.codecs()[0].id, config.decoders[0].payload_type); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, SetRecvCodecsRejectUnsupportedCodec) { |
| cricket::VideoRecvParameters parameters; |
| parameters.codecs.push_back(kVp8Codec); |
| parameters.codecs.push_back(VideoCodec(101, "WTF3", 640, 400, 30)); |
| EXPECT_FALSE(channel_->SetRecvParameters(parameters)); |
| } |
| |
| // TODO(pbos): Enable VP9 through external codec support |
| TEST_F(WebRtcVideoChannel2Test, |
| DISABLED_SetRecvCodecsAcceptsMultipleVideoCodecs) { |
| cricket::VideoRecvParameters parameters; |
| parameters.codecs.push_back(kVp8Codec); |
| parameters.codecs.push_back(kVp9Codec); |
| EXPECT_TRUE(channel_->SetRecvParameters(parameters)); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, |
| DISABLED_SetRecvCodecsSetsFecForAllVideoCodecs) { |
| cricket::VideoRecvParameters parameters; |
| parameters.codecs.push_back(kVp8Codec); |
| parameters.codecs.push_back(kVp9Codec); |
| EXPECT_TRUE(channel_->SetRecvParameters(parameters)); |
| FAIL(); // TODO(pbos): Verify that the FEC parameters are set for all codecs. |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, SetRecvCodecsWithoutFecDisablesFec) { |
| cricket::VideoSendParameters send_parameters; |
| send_parameters.codecs.push_back(kVp8Codec); |
| send_parameters.codecs.push_back(kRedCodec); |
| send_parameters.codecs.push_back(kUlpfecCodec); |
| ASSERT_TRUE(channel_->SetSendParameters(send_parameters)); |
| |
| FakeVideoReceiveStream* stream = AddRecvStream(); |
| |
| EXPECT_EQ(kUlpfecCodec.id, stream->GetConfig().rtp.fec.ulpfec_payload_type); |
| |
| cricket::VideoRecvParameters recv_parameters; |
| recv_parameters.codecs.push_back(kVp8Codec); |
| ASSERT_TRUE(channel_->SetRecvParameters(recv_parameters)); |
| stream = fake_call_->GetVideoReceiveStreams()[0]; |
| ASSERT_TRUE(stream != NULL); |
| EXPECT_EQ(-1, stream->GetConfig().rtp.fec.ulpfec_payload_type) |
| << "SetSendCodec without FEC should disable current FEC."; |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, SetSendParamsWithoutFecDisablesReceivingFec) { |
| FakeVideoReceiveStream* stream = AddRecvStream(); |
| EXPECT_EQ(kUlpfecCodec.id, stream->GetConfig().rtp.fec.ulpfec_payload_type); |
| |
| cricket::VideoRecvParameters recv_parameters; |
| recv_parameters.codecs.push_back(kVp8Codec); |
| recv_parameters.codecs.push_back(kRedCodec); |
| recv_parameters.codecs.push_back(kUlpfecCodec); |
| ASSERT_TRUE(channel_->SetRecvParameters(recv_parameters)); |
| stream = fake_call_->GetVideoReceiveStreams()[0]; |
| ASSERT_TRUE(stream != NULL); |
| EXPECT_EQ(kUlpfecCodec.id, stream->GetConfig().rtp.fec.ulpfec_payload_type) |
| << "FEC should be enabled on the recieve stream."; |
| |
| cricket::VideoSendParameters send_parameters; |
| send_parameters.codecs.push_back(kVp8Codec); |
| ASSERT_TRUE(channel_->SetSendParameters(send_parameters)); |
| stream = fake_call_->GetVideoReceiveStreams()[0]; |
| EXPECT_EQ(-1, stream->GetConfig().rtp.fec.ulpfec_payload_type) |
| << "FEC should have been disabled when we know the other side won't do " |
| "FEC."; |
| |
| send_parameters.codecs.push_back(kRedCodec); |
| send_parameters.codecs.push_back(kUlpfecCodec); |
| ASSERT_TRUE(channel_->SetSendParameters(send_parameters)); |
| stream = fake_call_->GetVideoReceiveStreams()[0]; |
| EXPECT_EQ(kUlpfecCodec.id, stream->GetConfig().rtp.fec.ulpfec_payload_type) |
| << "FEC should be enabled on the recieve stream."; |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, SetSendCodecsRejectDuplicateFecPayloads) { |
| cricket::VideoRecvParameters parameters; |
| parameters.codecs.push_back(kVp8Codec); |
| parameters.codecs.push_back(kRedCodec); |
| parameters.codecs[1].id = parameters.codecs[0].id; |
| EXPECT_FALSE(channel_->SetRecvParameters(parameters)); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, SetRecvCodecsRejectDuplicateCodecPayloads) { |
| cricket::VideoRecvParameters parameters; |
| parameters.codecs.push_back(kVp8Codec); |
| parameters.codecs.push_back(kVp9Codec); |
| parameters.codecs[1].id = parameters.codecs[0].id; |
| EXPECT_FALSE(channel_->SetRecvParameters(parameters)); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, |
| SetRecvCodecsAcceptSameCodecOnMultiplePayloadTypes) { |
| cricket::VideoRecvParameters parameters; |
| parameters.codecs.push_back(kVp8Codec); |
| parameters.codecs.push_back(kVp8Codec); |
| parameters.codecs[1].id += 1; |
| EXPECT_TRUE(channel_->SetRecvParameters(parameters)); |
| } |
| |
| // Test that setting the same codecs but with a different order |
| // doesn't result in the stream being recreated. |
| TEST_F(WebRtcVideoChannel2Test, |
| SetRecvCodecsDifferentOrderDoesntRecreateStream) { |
| cricket::VideoRecvParameters parameters1; |
| parameters1.codecs.push_back(kVp8Codec); |
| parameters1.codecs.push_back(kRedCodec); |
| EXPECT_TRUE(channel_->SetRecvParameters(parameters1)); |
| |
| AddRecvStream(cricket::StreamParams::CreateLegacy(123)); |
| EXPECT_EQ(1, fake_call_->GetNumCreatedReceiveStreams()); |
| |
| cricket::VideoRecvParameters parameters2; |
| parameters2.codecs.push_back(kRedCodec); |
| parameters2.codecs.push_back(kVp8Codec); |
| EXPECT_TRUE(channel_->SetRecvParameters(parameters2)); |
| EXPECT_EQ(1, fake_call_->GetNumCreatedReceiveStreams()); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, SendStreamNotSendingByDefault) { |
| EXPECT_FALSE(AddSendStream()->IsSending()); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, ReceiveStreamReceivingByDefault) { |
| EXPECT_TRUE(AddRecvStream()->IsReceiving()); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, SetSend) { |
| FakeVideoSendStream* stream = AddSendStream(); |
| EXPECT_FALSE(stream->IsSending()); |
| |
| // false->true |
| EXPECT_TRUE(channel_->SetSend(true)); |
| EXPECT_TRUE(stream->IsSending()); |
| // true->true |
| EXPECT_TRUE(channel_->SetSend(true)); |
| EXPECT_TRUE(stream->IsSending()); |
| // true->false |
| EXPECT_TRUE(channel_->SetSend(false)); |
| EXPECT_FALSE(stream->IsSending()); |
| // false->false |
| EXPECT_TRUE(channel_->SetSend(false)); |
| EXPECT_FALSE(stream->IsSending()); |
| |
| EXPECT_TRUE(channel_->SetSend(true)); |
| FakeVideoSendStream* new_stream = AddSendStream(); |
| EXPECT_TRUE(new_stream->IsSending()) |
| << "Send stream created after SetSend(true) not sending initially."; |
| } |
| |
| // This test verifies DSCP settings are properly applied on video media channel. |
| TEST_F(WebRtcVideoChannel2Test, TestSetDscpOptions) { |
| std::unique_ptr<cricket::FakeNetworkInterface> network_interface( |
| new cricket::FakeNetworkInterface); |
| MediaConfig config; |
| std::unique_ptr<VideoMediaChannel> channel; |
| |
| channel.reset(engine_.CreateChannel(call_.get(), config, VideoOptions())); |
| channel->SetInterface(network_interface.get()); |
| // Default value when DSCP is disabled should be DSCP_DEFAULT. |
| EXPECT_EQ(rtc::DSCP_DEFAULT, network_interface->dscp()); |
| |
| config.enable_dscp = true; |
| channel.reset(engine_.CreateChannel(call_.get(), config, VideoOptions())); |
| channel->SetInterface(network_interface.get()); |
| EXPECT_EQ(rtc::DSCP_AF41, network_interface->dscp()); |
| |
| // Verify that setting the option to false resets the |
| // DiffServCodePoint. |
| config.enable_dscp = false; |
| channel.reset(engine_.CreateChannel(call_.get(), config, VideoOptions())); |
| channel->SetInterface(network_interface.get()); |
| EXPECT_EQ(rtc::DSCP_DEFAULT, network_interface->dscp()); |
| } |
| |
| // This test verifies that the RTCP reduced size mode is properly applied to |
| // send video streams. |
| TEST_F(WebRtcVideoChannel2Test, TestSetSendRtcpReducedSize) { |
| // Create stream, expecting that default mode is "compound". |
| FakeVideoSendStream* stream1 = AddSendStream(); |
| EXPECT_EQ(webrtc::RtcpMode::kCompound, stream1->GetConfig().rtp.rtcp_mode); |
| |
| // Now enable reduced size mode. |
| send_parameters_.rtcp.reduced_size = true; |
| EXPECT_TRUE(channel_->SetSendParameters(send_parameters_)); |
| stream1 = fake_call_->GetVideoSendStreams()[0]; |
| EXPECT_EQ(webrtc::RtcpMode::kReducedSize, stream1->GetConfig().rtp.rtcp_mode); |
| |
| // Create a new stream and ensure it picks up the reduced size mode. |
| FakeVideoSendStream* stream2 = AddSendStream(); |
| EXPECT_EQ(webrtc::RtcpMode::kReducedSize, stream2->GetConfig().rtp.rtcp_mode); |
| } |
| |
| // This test verifies that the RTCP reduced size mode is properly applied to |
| // receive video streams. |
| TEST_F(WebRtcVideoChannel2Test, TestSetRecvRtcpReducedSize) { |
| // Create stream, expecting that default mode is "compound". |
| FakeVideoReceiveStream* stream1 = AddRecvStream(); |
| EXPECT_EQ(webrtc::RtcpMode::kCompound, stream1->GetConfig().rtp.rtcp_mode); |
| |
| // Now enable reduced size mode. |
| // TODO(deadbeef): Once "recv_parameters" becomes "receiver_parameters", |
| // the reduced_size flag should come from that. |
| send_parameters_.rtcp.reduced_size = true; |
| EXPECT_TRUE(channel_->SetSendParameters(send_parameters_)); |
| stream1 = fake_call_->GetVideoReceiveStreams()[0]; |
| EXPECT_EQ(webrtc::RtcpMode::kReducedSize, stream1->GetConfig().rtp.rtcp_mode); |
| |
| // Create a new stream and ensure it picks up the reduced size mode. |
| FakeVideoReceiveStream* stream2 = AddRecvStream(); |
| EXPECT_EQ(webrtc::RtcpMode::kReducedSize, stream2->GetConfig().rtp.rtcp_mode); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, OnReadyToSendSignalsNetworkState) { |
| EXPECT_EQ(webrtc::kNetworkUp, |
| fake_call_->GetNetworkState(webrtc::MediaType::VIDEO)); |
| EXPECT_EQ(webrtc::kNetworkUp, |
| fake_call_->GetNetworkState(webrtc::MediaType::AUDIO)); |
| |
| channel_->OnReadyToSend(false); |
| EXPECT_EQ(webrtc::kNetworkDown, |
| fake_call_->GetNetworkState(webrtc::MediaType::VIDEO)); |
| EXPECT_EQ(webrtc::kNetworkUp, |
| fake_call_->GetNetworkState(webrtc::MediaType::AUDIO)); |
| |
| channel_->OnReadyToSend(true); |
| EXPECT_EQ(webrtc::kNetworkUp, |
| fake_call_->GetNetworkState(webrtc::MediaType::VIDEO)); |
| EXPECT_EQ(webrtc::kNetworkUp, |
| fake_call_->GetNetworkState(webrtc::MediaType::AUDIO)); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, GetStatsReportsSentCodecName) { |
| cricket::VideoSendParameters parameters; |
| parameters.codecs.push_back(kVp8Codec); |
| EXPECT_TRUE(channel_->SetSendParameters(parameters)); |
| |
| AddSendStream(); |
| |
| cricket::VideoMediaInfo info; |
| ASSERT_TRUE(channel_->GetStats(&info)); |
| EXPECT_EQ(kVp8Codec.name, info.senders[0].codec_name); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, GetStatsReportsEncoderImplementationName) { |
| FakeVideoSendStream* stream = AddSendStream(); |
| webrtc::VideoSendStream::Stats stats; |
| stats.encoder_implementation_name = "encoder_implementation_name"; |
| stream->SetStats(stats); |
| |
| cricket::VideoMediaInfo info; |
| ASSERT_TRUE(channel_->GetStats(&info)); |
| EXPECT_EQ(stats.encoder_implementation_name, |
| info.senders[0].encoder_implementation_name); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, GetStatsReportsCpuOveruseMetrics) { |
| FakeVideoSendStream* stream = AddSendStream(); |
| webrtc::VideoSendStream::Stats stats; |
| stats.avg_encode_time_ms = 13; |
| stats.encode_usage_percent = 42; |
| stream->SetStats(stats); |
| |
| cricket::VideoMediaInfo info; |
| ASSERT_TRUE(channel_->GetStats(&info)); |
| EXPECT_EQ(stats.avg_encode_time_ms, info.senders[0].avg_encode_ms); |
| EXPECT_EQ(stats.encode_usage_percent, info.senders[0].encode_usage_percent); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, GetStatsReportsUpperResolution) { |
| FakeVideoSendStream* stream = AddSendStream(); |
| webrtc::VideoSendStream::Stats stats; |
| stats.substreams[17].width = 123; |
| stats.substreams[17].height = 40; |
| stats.substreams[42].width = 80; |
| stats.substreams[42].height = 31; |
| stats.substreams[11].width = 20; |
| stats.substreams[11].height = 90; |
| stream->SetStats(stats); |
| |
| cricket::VideoMediaInfo info; |
| ASSERT_TRUE(channel_->GetStats(&info)); |
| ASSERT_EQ(1u, info.senders.size()); |
| EXPECT_EQ(123, info.senders[0].send_frame_width); |
| EXPECT_EQ(90, info.senders[0].send_frame_height); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, GetStatsTracksAdaptationStats) { |
| AddSendStream(cricket::CreateSimStreamParams("cname", MAKE_VECTOR(kSsrcs3))); |
| |
| // Capture format VGA. |
| cricket::FakeVideoCapturer video_capturer_vga; |
| const std::vector<cricket::VideoFormat>* formats = |
| video_capturer_vga.GetSupportedFormats(); |
| cricket::VideoFormat capture_format_vga = (*formats)[1]; |
| EXPECT_EQ(cricket::CS_RUNNING, video_capturer_vga.Start(capture_format_vga)); |
| EXPECT_TRUE( |
| channel_->SetVideoSend(kSsrcs3[0], true, nullptr, &video_capturer_vga)); |
| EXPECT_TRUE(video_capturer_vga.CaptureFrame()); |
| |
| cricket::VideoCodec send_codec(100, "VP8", 640, 480, 30); |
| cricket::VideoSendParameters parameters; |
| parameters.codecs.push_back(send_codec); |
| EXPECT_TRUE(channel_->SetSendParameters(parameters)); |
| EXPECT_TRUE(channel_->SetSend(true)); |
| |
| // Verify that the CpuOveruseObserver is registered and trigger downgrade. |
| |
| // Trigger overuse. |
| ASSERT_EQ(1u, fake_call_->GetVideoSendStreams().size()); |
| webrtc::LoadObserver* overuse_callback = |
| fake_call_->GetVideoSendStreams().front()->GetConfig().overuse_callback; |
| ASSERT_TRUE(overuse_callback != NULL); |
| overuse_callback->OnLoadUpdate(webrtc::LoadObserver::kOveruse); |
| |
| // Capture format VGA -> adapt (OnCpuResolutionRequest downgrade) -> VGA/2. |
| EXPECT_TRUE(video_capturer_vga.CaptureFrame()); |
| cricket::VideoMediaInfo info; |
| EXPECT_TRUE(channel_->GetStats(&info)); |
| ASSERT_EQ(1U, info.senders.size()); |
| EXPECT_EQ(1, info.senders[0].adapt_changes); |
| EXPECT_EQ(WebRtcVideoChannel2::ADAPTREASON_CPU, info.senders[0].adapt_reason); |
| |
| // Trigger upgrade and verify that we adapt back up to VGA. |
| overuse_callback->OnLoadUpdate(webrtc::LoadObserver::kUnderuse); |
| EXPECT_TRUE(video_capturer_vga.CaptureFrame()); |
| info.Clear(); |
| EXPECT_TRUE(channel_->GetStats(&info)); |
| ASSERT_EQ(1U, info.senders.size()); |
| EXPECT_EQ(2, info.senders[0].adapt_changes); |
| EXPECT_EQ(WebRtcVideoChannel2::ADAPTREASON_NONE, |
| info.senders[0].adapt_reason); |
| |
| // No capturer (no adapter). Adapt changes from old adapter should be kept. |
| EXPECT_TRUE(channel_->SetVideoSend(kSsrcs3[0], true, nullptr, nullptr)); |
| info.Clear(); |
| EXPECT_TRUE(channel_->GetStats(&info)); |
| ASSERT_EQ(1U, info.senders.size()); |
| EXPECT_EQ(2, info.senders[0].adapt_changes); |
| EXPECT_EQ(WebRtcVideoChannel2::ADAPTREASON_NONE, |
| info.senders[0].adapt_reason); |
| |
| // Set new capturer, capture format HD. |
| cricket::FakeVideoCapturer video_capturer_hd; |
| cricket::VideoFormat capture_format_hd = (*formats)[0]; |
| EXPECT_EQ(cricket::CS_RUNNING, video_capturer_hd.Start(capture_format_hd)); |
| EXPECT_TRUE( |
| channel_->SetVideoSend(kSsrcs3[0], true, nullptr, &video_capturer_hd)); |
| EXPECT_TRUE(video_capturer_hd.CaptureFrame()); |
| |
| // Trigger overuse, HD -> adapt (OnCpuResolutionRequest downgrade) -> HD/2. |
| overuse_callback->OnLoadUpdate(webrtc::LoadObserver::kOveruse); |
| EXPECT_TRUE(video_capturer_hd.CaptureFrame()); |
| info.Clear(); |
| EXPECT_TRUE(channel_->GetStats(&info)); |
| ASSERT_EQ(1U, info.senders.size()); |
| EXPECT_EQ(3, info.senders[0].adapt_changes); |
| EXPECT_EQ(WebRtcVideoChannel2::ADAPTREASON_CPU, info.senders[0].adapt_reason); |
| |
| EXPECT_TRUE(channel_->SetVideoSend(kSsrcs3[0], true, nullptr, nullptr)); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, GetStatsTracksAdaptationAndBandwidthStats) { |
| AddSendStream(cricket::CreateSimStreamParams("cname", MAKE_VECTOR(kSsrcs3))); |
| |
| // Capture format VGA. |
| cricket::FakeVideoCapturer video_capturer_vga; |
| const std::vector<cricket::VideoFormat>* formats = |
| video_capturer_vga.GetSupportedFormats(); |
| cricket::VideoFormat capture_format_vga = (*formats)[1]; |
| EXPECT_EQ(cricket::CS_RUNNING, video_capturer_vga.Start(capture_format_vga)); |
| EXPECT_TRUE( |
| channel_->SetVideoSend(kSsrcs3[0], true, nullptr, &video_capturer_vga)); |
| EXPECT_TRUE(video_capturer_vga.CaptureFrame()); |
| |
| cricket::VideoCodec send_codec(100, "VP8", 640, 480, 30); |
| cricket::VideoSendParameters parameters; |
| parameters.codecs.push_back(send_codec); |
| EXPECT_TRUE(channel_->SetSendParameters(parameters)); |
| EXPECT_TRUE(channel_->SetSend(true)); |
| |
| // Verify that the CpuOveruseObserver is registered and trigger downgrade. |
| |
| // Trigger overuse -> adapt CPU. |
| ASSERT_EQ(1u, fake_call_->GetVideoSendStreams().size()); |
| webrtc::LoadObserver* overuse_callback = |
| fake_call_->GetVideoSendStreams().front()->GetConfig().overuse_callback; |
| ASSERT_TRUE(overuse_callback != NULL); |
| overuse_callback->OnLoadUpdate(webrtc::LoadObserver::kOveruse); |
| EXPECT_TRUE(video_capturer_vga.CaptureFrame()); |
| cricket::VideoMediaInfo info; |
| EXPECT_TRUE(channel_->GetStats(&info)); |
| ASSERT_EQ(1U, info.senders.size()); |
| EXPECT_EQ(WebRtcVideoChannel2::ADAPTREASON_CPU, info.senders[0].adapt_reason); |
| |
| // Set bandwidth limitation stats for the stream -> adapt CPU + BW. |
| webrtc::VideoSendStream::Stats stats; |
| stats.bw_limited_resolution = true; |
| fake_call_->GetVideoSendStreams().front()->SetStats(stats); |
| info.Clear(); |
| EXPECT_TRUE(channel_->GetStats(&info)); |
| ASSERT_EQ(1U, info.senders.size()); |
| EXPECT_EQ(WebRtcVideoChannel2::ADAPTREASON_CPU | |
| WebRtcVideoChannel2::ADAPTREASON_BANDWIDTH, |
| info.senders[0].adapt_reason); |
| |
| // Trigger upgrade -> adapt BW. |
| overuse_callback->OnLoadUpdate(webrtc::LoadObserver::kUnderuse); |
| EXPECT_TRUE(video_capturer_vga.CaptureFrame()); |
| info.Clear(); |
| EXPECT_TRUE(channel_->GetStats(&info)); |
| ASSERT_EQ(1U, info.senders.size()); |
| EXPECT_EQ(WebRtcVideoChannel2::ADAPTREASON_BANDWIDTH, |
| info.senders[0].adapt_reason); |
| |
| // Reset bandwidth limitation state -> adapt NONE. |
| stats.bw_limited_resolution = false; |
| fake_call_->GetVideoSendStreams().front()->SetStats(stats); |
| info.Clear(); |
| EXPECT_TRUE(channel_->GetStats(&info)); |
| ASSERT_EQ(1U, info.senders.size()); |
| EXPECT_EQ(WebRtcVideoChannel2::ADAPTREASON_NONE, |
| info.senders[0].adapt_reason); |
| |
| EXPECT_TRUE(channel_->SetVideoSend(kSsrcs3[0], true, nullptr, nullptr)); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, |
| GetStatsTranslatesBandwidthLimitedResolutionCorrectly) { |
| FakeVideoSendStream* stream = AddSendStream(); |
| webrtc::VideoSendStream::Stats stats; |
| stats.bw_limited_resolution = true; |
| stream->SetStats(stats); |
| |
| cricket::VideoMediaInfo info; |
| EXPECT_TRUE(channel_->GetStats(&info)); |
| ASSERT_EQ(1U, info.senders.size()); |
| EXPECT_EQ(WebRtcVideoChannel2::ADAPTREASON_BANDWIDTH, |
| info.senders[0].adapt_reason); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, |
| GetStatsTranslatesSendRtcpPacketTypesCorrectly) { |
| FakeVideoSendStream* stream = AddSendStream(); |
| webrtc::VideoSendStream::Stats stats; |
| stats.substreams[17].rtcp_packet_type_counts.fir_packets = 2; |
| stats.substreams[17].rtcp_packet_type_counts.nack_packets = 3; |
| stats.substreams[17].rtcp_packet_type_counts.pli_packets = 4; |
| |
| stats.substreams[42].rtcp_packet_type_counts.fir_packets = 5; |
| stats.substreams[42].rtcp_packet_type_counts.nack_packets = 7; |
| stats.substreams[42].rtcp_packet_type_counts.pli_packets = 9; |
| |
| stream->SetStats(stats); |
| |
| cricket::VideoMediaInfo info; |
| ASSERT_TRUE(channel_->GetStats(&info)); |
| EXPECT_EQ(7, info.senders[0].firs_rcvd); |
| EXPECT_EQ(10, info.senders[0].nacks_rcvd); |
| EXPECT_EQ(13, info.senders[0].plis_rcvd); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, |
| GetStatsTranslatesReceiveRtcpPacketTypesCorrectly) { |
| FakeVideoReceiveStream* stream = AddRecvStream(); |
| webrtc::VideoReceiveStream::Stats stats; |
| stats.rtcp_packet_type_counts.fir_packets = 2; |
| stats.rtcp_packet_type_counts.nack_packets = 3; |
| stats.rtcp_packet_type_counts.pli_packets = 4; |
| stream->SetStats(stats); |
| |
| cricket::VideoMediaInfo info; |
| ASSERT_TRUE(channel_->GetStats(&info)); |
| EXPECT_EQ(stats.rtcp_packet_type_counts.fir_packets, |
| info.receivers[0].firs_sent); |
| EXPECT_EQ(stats.rtcp_packet_type_counts.nack_packets, |
| info.receivers[0].nacks_sent); |
| EXPECT_EQ(stats.rtcp_packet_type_counts.pli_packets, |
| info.receivers[0].plis_sent); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, GetStatsTranslatesDecodeStatsCorrectly) { |
| FakeVideoReceiveStream* stream = AddRecvStream(); |
| webrtc::VideoReceiveStream::Stats stats; |
| stats.decoder_implementation_name = "decoder_implementation_name"; |
| stats.decode_ms = 2; |
| stats.max_decode_ms = 3; |
| stats.current_delay_ms = 4; |
| stats.target_delay_ms = 5; |
| stats.jitter_buffer_ms = 6; |
| stats.min_playout_delay_ms = 7; |
| stats.render_delay_ms = 8; |
| stats.width = 9; |
| stats.height = 10; |
| stream->SetStats(stats); |
| |
| cricket::VideoMediaInfo info; |
| ASSERT_TRUE(channel_->GetStats(&info)); |
| EXPECT_EQ(stats.decoder_implementation_name, |
| info.receivers[0].decoder_implementation_name); |
| EXPECT_EQ(stats.decode_ms, info.receivers[0].decode_ms); |
| EXPECT_EQ(stats.max_decode_ms, info.receivers[0].max_decode_ms); |
| EXPECT_EQ(stats.current_delay_ms, info.receivers[0].current_delay_ms); |
| EXPECT_EQ(stats.target_delay_ms, info.receivers[0].target_delay_ms); |
| EXPECT_EQ(stats.jitter_buffer_ms, info.receivers[0].jitter_buffer_ms); |
| EXPECT_EQ(stats.min_playout_delay_ms, info.receivers[0].min_playout_delay_ms); |
| EXPECT_EQ(stats.render_delay_ms, info.receivers[0].render_delay_ms); |
| EXPECT_EQ(stats.width, info.receivers[0].frame_width); |
| EXPECT_EQ(stats.height, info.receivers[0].frame_height); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, GetStatsTranslatesReceivePacketStatsCorrectly) { |
| FakeVideoReceiveStream* stream = AddRecvStream(); |
| webrtc::VideoReceiveStream::Stats stats; |
| stats.rtp_stats.transmitted.payload_bytes = 2; |
| stats.rtp_stats.transmitted.header_bytes = 3; |
| stats.rtp_stats.transmitted.padding_bytes = 4; |
| stats.rtp_stats.transmitted.packets = 5; |
| stats.rtcp_stats.cumulative_lost = 6; |
| stats.rtcp_stats.fraction_lost = 7; |
| stream->SetStats(stats); |
| |
| cricket::VideoMediaInfo info; |
| ASSERT_TRUE(channel_->GetStats(&info)); |
| EXPECT_EQ(stats.rtp_stats.transmitted.payload_bytes + |
| stats.rtp_stats.transmitted.header_bytes + |
| stats.rtp_stats.transmitted.padding_bytes, |
| info.receivers[0].bytes_rcvd); |
| EXPECT_EQ(stats.rtp_stats.transmitted.packets, |
| info.receivers[0].packets_rcvd); |
| EXPECT_EQ(stats.rtcp_stats.cumulative_lost, info.receivers[0].packets_lost); |
| EXPECT_EQ(static_cast<float>(stats.rtcp_stats.fraction_lost) / (1 << 8), |
| info.receivers[0].fraction_lost); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, TranslatesCallStatsCorrectly) { |
| AddSendStream(); |
| AddSendStream(); |
| webrtc::Call::Stats stats; |
| stats.rtt_ms = 123; |
| fake_call_->SetStats(stats); |
| |
| cricket::VideoMediaInfo info; |
| ASSERT_TRUE(channel_->GetStats(&info)); |
| ASSERT_EQ(2u, info.senders.size()); |
| EXPECT_EQ(stats.rtt_ms, info.senders[0].rtt_ms); |
| EXPECT_EQ(stats.rtt_ms, info.senders[1].rtt_ms); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, TranslatesSenderBitrateStatsCorrectly) { |
| FakeVideoSendStream* stream = AddSendStream(); |
| webrtc::VideoSendStream::Stats stats; |
| stats.target_media_bitrate_bps = 156; |
| stats.media_bitrate_bps = 123; |
| stats.substreams[17].total_bitrate_bps = 1; |
| stats.substreams[17].retransmit_bitrate_bps = 2; |
| stats.substreams[42].total_bitrate_bps = 3; |
| stats.substreams[42].retransmit_bitrate_bps = 4; |
| stream->SetStats(stats); |
| |
| FakeVideoSendStream* stream2 = AddSendStream(); |
| webrtc::VideoSendStream::Stats stats2; |
| stats2.target_media_bitrate_bps = 200; |
| stats2.media_bitrate_bps = 321; |
| stats2.substreams[13].total_bitrate_bps = 5; |
| stats2.substreams[13].retransmit_bitrate_bps = 6; |
| stats2.substreams[21].total_bitrate_bps = 7; |
| stats2.substreams[21].retransmit_bitrate_bps = 8; |
| stream2->SetStats(stats2); |
| |
| cricket::VideoMediaInfo info; |
| ASSERT_TRUE(channel_->GetStats(&info)); |
| ASSERT_EQ(2u, info.senders.size()); |
| // Assuming stream and stream2 corresponds to senders[0] and [1] respectively |
| // is OK as std::maps are sorted and AddSendStream() gives increasing SSRCs. |
| EXPECT_EQ(stats.media_bitrate_bps, info.senders[0].nominal_bitrate); |
| EXPECT_EQ(stats2.media_bitrate_bps, info.senders[1].nominal_bitrate); |
| EXPECT_EQ(stats.target_media_bitrate_bps + stats2.target_media_bitrate_bps, |
| info.bw_estimations[0].target_enc_bitrate); |
| EXPECT_EQ(stats.media_bitrate_bps + stats2.media_bitrate_bps, |
| info.bw_estimations[0].actual_enc_bitrate); |
| EXPECT_EQ(1 + 3 + 5 + 7, info.bw_estimations[0].transmit_bitrate) |
| << "Bandwidth stats should take all streams into account."; |
| EXPECT_EQ(2 + 4 + 6 + 8, info.bw_estimations[0].retransmit_bitrate) |
| << "Bandwidth stats should take all streams into account."; |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, DefaultReceiveStreamReconfiguresToUseRtx) { |
| EXPECT_TRUE(channel_->SetSendParameters(send_parameters_)); |
| |
| const std::vector<uint32_t> ssrcs = MAKE_VECTOR(kSsrcs1); |
| const std::vector<uint32_t> rtx_ssrcs = MAKE_VECTOR(kRtxSsrcs1); |
| |
| ASSERT_EQ(0u, fake_call_->GetVideoReceiveStreams().size()); |
| const size_t kDataLength = 12; |
| uint8_t data[kDataLength]; |
| memset(data, 0, sizeof(data)); |
| rtc::SetBE32(&data[8], ssrcs[0]); |
| rtc::CopyOnWriteBuffer packet(data, kDataLength); |
| rtc::PacketTime packet_time; |
| channel_->OnPacketReceived(&packet, packet_time); |
| |
| ASSERT_EQ(1u, fake_call_->GetVideoReceiveStreams().size()) |
| << "No default receive stream created."; |
| FakeVideoReceiveStream* recv_stream = fake_call_->GetVideoReceiveStreams()[0]; |
| EXPECT_TRUE(recv_stream->GetConfig().rtp.rtx.empty()) |
| << "Default receive stream should not have configured RTX"; |
| |
| EXPECT_TRUE(channel_->AddRecvStream( |
| cricket::CreateSimWithRtxStreamParams("cname", ssrcs, rtx_ssrcs))); |
| ASSERT_EQ(1u, fake_call_->GetVideoReceiveStreams().size()) |
| << "AddRecvStream should've reconfigured, not added a new receiver."; |
| recv_stream = fake_call_->GetVideoReceiveStreams()[0]; |
| EXPECT_FALSE(recv_stream->GetConfig().rtp.rtx.empty()); |
| EXPECT_EQ(recv_stream->GetConfig().decoders.size(), |
| recv_stream->GetConfig().rtp.rtx.size()) |
| << "RTX should be mapped for all decoders/payload types."; |
| for (const auto& kv : recv_stream->GetConfig().rtp.rtx) { |
| EXPECT_EQ(rtx_ssrcs[0], kv.second.ssrc); |
| } |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, RejectsAddingStreamsWithMissingSsrcsForRtx) { |
| EXPECT_TRUE(channel_->SetSendParameters(send_parameters_)); |
| |
| const std::vector<uint32_t> ssrcs = MAKE_VECTOR(kSsrcs1); |
| const std::vector<uint32_t> rtx_ssrcs = MAKE_VECTOR(kRtxSsrcs1); |
| |
| StreamParams sp = |
| cricket::CreateSimWithRtxStreamParams("cname", ssrcs, rtx_ssrcs); |
| sp.ssrcs = ssrcs; // Without RTXs, this is the important part. |
| |
| EXPECT_FALSE(channel_->AddSendStream(sp)); |
| EXPECT_FALSE(channel_->AddRecvStream(sp)); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, RejectsAddingStreamsWithOverlappingRtxSsrcs) { |
| EXPECT_TRUE(channel_->SetSendParameters(send_parameters_)); |
| |
| const std::vector<uint32_t> ssrcs = MAKE_VECTOR(kSsrcs1); |
| const std::vector<uint32_t> rtx_ssrcs = MAKE_VECTOR(kRtxSsrcs1); |
| |
| StreamParams sp = |
| cricket::CreateSimWithRtxStreamParams("cname", ssrcs, rtx_ssrcs); |
| |
| EXPECT_TRUE(channel_->AddSendStream(sp)); |
| EXPECT_TRUE(channel_->AddRecvStream(sp)); |
| |
| // The RTX SSRC is already used in previous streams, using it should fail. |
| sp = cricket::StreamParams::CreateLegacy(rtx_ssrcs[0]); |
| EXPECT_FALSE(channel_->AddSendStream(sp)); |
| EXPECT_FALSE(channel_->AddRecvStream(sp)); |
| |
| // After removing the original stream this should be fine to add (makes sure |
| // that RTX ssrcs are not forever taken). |
| EXPECT_TRUE(channel_->RemoveSendStream(ssrcs[0])); |
| EXPECT_TRUE(channel_->RemoveRecvStream(ssrcs[0])); |
| EXPECT_TRUE(channel_->AddSendStream(sp)); |
| EXPECT_TRUE(channel_->AddRecvStream(sp)); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, |
| RejectsAddingStreamsWithOverlappingSimulcastSsrcs) { |
| static const uint32_t kFirstStreamSsrcs[] = {1, 2, 3}; |
| static const uint32_t kOverlappingStreamSsrcs[] = {4, 3, 5}; |
| EXPECT_TRUE(channel_->SetSendParameters(send_parameters_)); |
| |
| StreamParams sp = |
| cricket::CreateSimStreamParams("cname", MAKE_VECTOR(kFirstStreamSsrcs)); |
| |
| EXPECT_TRUE(channel_->AddSendStream(sp)); |
| EXPECT_TRUE(channel_->AddRecvStream(sp)); |
| |
| // One of the SSRCs is already used in previous streams, using it should fail. |
| sp = cricket::CreateSimStreamParams("cname", |
| MAKE_VECTOR(kOverlappingStreamSsrcs)); |
| EXPECT_FALSE(channel_->AddSendStream(sp)); |
| EXPECT_FALSE(channel_->AddRecvStream(sp)); |
| |
| // After removing the original stream this should be fine to add (makes sure |
| // that RTX ssrcs are not forever taken). |
| EXPECT_TRUE(channel_->RemoveSendStream(kFirstStreamSsrcs[0])); |
| EXPECT_TRUE(channel_->RemoveRecvStream(kFirstStreamSsrcs[0])); |
| EXPECT_TRUE(channel_->AddSendStream(sp)); |
| EXPECT_TRUE(channel_->AddRecvStream(sp)); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, ReportsSsrcGroupsInStats) { |
| EXPECT_TRUE(channel_->SetSendParameters(send_parameters_)); |
| |
| static const uint32_t kSenderSsrcs[] = {4, 7, 10}; |
| static const uint32_t kSenderRtxSsrcs[] = {5, 8, 11}; |
| |
| StreamParams sender_sp = cricket::CreateSimWithRtxStreamParams( |
| "cname", MAKE_VECTOR(kSenderSsrcs), MAKE_VECTOR(kSenderRtxSsrcs)); |
| |
| EXPECT_TRUE(channel_->AddSendStream(sender_sp)); |
| |
| static const uint32_t kReceiverSsrcs[] = {3}; |
| static const uint32_t kReceiverRtxSsrcs[] = {2}; |
| |
| StreamParams receiver_sp = cricket::CreateSimWithRtxStreamParams( |
| "cname", MAKE_VECTOR(kReceiverSsrcs), MAKE_VECTOR(kReceiverRtxSsrcs)); |
| EXPECT_TRUE(channel_->AddRecvStream(receiver_sp)); |
| |
| cricket::VideoMediaInfo info; |
| ASSERT_TRUE(channel_->GetStats(&info)); |
| |
| ASSERT_EQ(1u, info.senders.size()); |
| ASSERT_EQ(1u, info.receivers.size()); |
| |
| EXPECT_NE(sender_sp.ssrc_groups, receiver_sp.ssrc_groups); |
| EXPECT_EQ(sender_sp.ssrc_groups, info.senders[0].ssrc_groups); |
| EXPECT_EQ(receiver_sp.ssrc_groups, info.receivers[0].ssrc_groups); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, MapsReceivedPayloadTypeToCodecName) { |
| FakeVideoReceiveStream* stream = AddRecvStream(); |
| webrtc::VideoReceiveStream::Stats stats; |
| cricket::VideoMediaInfo info; |
| |
| // Report no codec name before receiving. |
| stream->SetStats(stats); |
| ASSERT_TRUE(channel_->GetStats(&info)); |
| EXPECT_STREQ("", info.receivers[0].codec_name.c_str()); |
| |
| // Report VP8 if we're receiving it. |
| stats.current_payload_type = kDefaultVp8PlType; |
| stream->SetStats(stats); |
| ASSERT_TRUE(channel_->GetStats(&info)); |
| EXPECT_STREQ(kVp8CodecName, info.receivers[0].codec_name.c_str()); |
| |
| // Report no codec name for unknown playload types. |
| stats.current_payload_type = 3; |
| stream->SetStats(stats); |
| ASSERT_TRUE(channel_->GetStats(&info)); |
| EXPECT_STREQ("", info.receivers[0].codec_name.c_str()); |
| } |
| |
| void WebRtcVideoChannel2Test::TestReceiveUnsignalledSsrcPacket( |
| uint8_t payload_type, |
| bool expect_created_receive_stream) { |
| // Add a RED RTX codec. |
| VideoCodec red_rtx_codec = |
| VideoCodec::CreateRtxCodec(kRedRtxPayloadType, kDefaultRedPlType); |
| recv_parameters_.codecs.push_back(red_rtx_codec); |
| EXPECT_TRUE(channel_->SetRecvParameters(recv_parameters_)); |
| |
| ASSERT_EQ(0u, fake_call_->GetVideoReceiveStreams().size()); |
| const size_t kDataLength = 12; |
| uint8_t data[kDataLength]; |
| memset(data, 0, sizeof(data)); |
| |
| rtc::Set8(data, 1, payload_type); |
| rtc::SetBE32(&data[8], kIncomingUnsignalledSsrc); |
| rtc::CopyOnWriteBuffer packet(data, kDataLength); |
| rtc::PacketTime packet_time; |
| channel_->OnPacketReceived(&packet, packet_time); |
| |
| if (expect_created_receive_stream) { |
| EXPECT_EQ(1u, fake_call_->GetVideoReceiveStreams().size()) |
| << "Should have created a receive stream for payload type: " |
| << payload_type; |
| } else { |
| EXPECT_EQ(0u, fake_call_->GetVideoReceiveStreams().size()) |
| << "Shouldn't have created a receive stream for payload type: " |
| << payload_type; |
| } |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, Vp8PacketCreatesUnsignalledStream) { |
| TestReceiveUnsignalledSsrcPacket(kDefaultVp8PlType, true); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, Vp9PacketCreatesUnsignalledStream) { |
| TestReceiveUnsignalledSsrcPacket(kDefaultVp9PlType, true); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, RtxPacketDoesntCreateUnsignalledStream) { |
| TestReceiveUnsignalledSsrcPacket(kDefaultRtxVp8PlType, false); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, UlpfecPacketDoesntCreateUnsignalledStream) { |
| TestReceiveUnsignalledSsrcPacket(kDefaultUlpfecType, false); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, RedRtxPacketDoesntCreateUnsignalledStream) { |
| TestReceiveUnsignalledSsrcPacket(kRedRtxPayloadType, false); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, CanSentMaxBitrateForExistingStream) { |
| AddSendStream(); |
| |
| cricket::FakeVideoCapturer capturer; |
| EXPECT_TRUE(channel_->SetVideoSend(last_ssrc_, true, nullptr, &capturer)); |
| cricket::VideoFormat capture_format_hd = |
| capturer.GetSupportedFormats()->front(); |
| EXPECT_EQ(1280, capture_format_hd.width); |
| EXPECT_EQ(720, capture_format_hd.height); |
| EXPECT_EQ(cricket::CS_RUNNING, capturer.Start(capture_format_hd)); |
| EXPECT_TRUE(channel_->SetSend(true)); |
| |
| int default_encoder_bitrate = GetMaxEncoderBitrate(capturer); |
| EXPECT_TRUE(default_encoder_bitrate > 1000); |
| |
| // TODO(skvlad): Resolve the inconsistency between the interpretation |
| // of the global bitrate limit for audio and video: |
| // - Audio: max_bandwidth_bps = 0 - fail the operation, |
| // max_bandwidth_bps = -1 - remove the bandwidth limit |
| // - Video: max_bandwidth_bps = 0 - remove the bandwidth limit, |
| // max_bandwidth_bps = -1 - do not change the previously set |
| // limit. |
| |
| SetAndExpectMaxBitrate(capturer, 1000, 0, 1000); |
| SetAndExpectMaxBitrate(capturer, 1000, 800, 800); |
| SetAndExpectMaxBitrate(capturer, 600, 800, 600); |
| SetAndExpectMaxBitrate(capturer, 0, 800, 800); |
| SetAndExpectMaxBitrate(capturer, 0, 0, default_encoder_bitrate); |
| |
| EXPECT_TRUE(channel_->SetVideoSend(last_ssrc_, true, nullptr, nullptr)); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, CannotSetMaxBitrateForNonexistentStream) { |
| webrtc::RtpParameters nonexistent_parameters = |
| channel_->GetRtpSendParameters(last_ssrc_); |
| EXPECT_EQ(0, nonexistent_parameters.encodings.size()); |
| |
| nonexistent_parameters.encodings.push_back(webrtc::RtpEncodingParameters()); |
| EXPECT_FALSE( |
| channel_->SetRtpSendParameters(last_ssrc_, nonexistent_parameters)); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, |
| CannotSetRtpSendParametersWithIncorrectNumberOfEncodings) { |
| // This test verifies that setting RtpParameters succeeds only if |
| // the structure contains exactly one encoding. |
| // TODO(skvlad): Update this test when we start supporting setting parameters |
| // for each encoding individually. |
| |
| AddSendStream(); |
| // Setting RtpParameters with no encoding is expected to fail. |
| webrtc::RtpParameters parameters = channel_->GetRtpSendParameters(last_ssrc_); |
| parameters.encodings.clear(); |
| EXPECT_FALSE(channel_->SetRtpSendParameters(last_ssrc_, parameters)); |
| // Setting RtpParameters with exactly one encoding should succeed. |
| parameters.encodings.push_back(webrtc::RtpEncodingParameters()); |
| EXPECT_TRUE(channel_->SetRtpSendParameters(last_ssrc_, parameters)); |
| // Two or more encodings should result in failure. |
| parameters.encodings.push_back(webrtc::RtpEncodingParameters()); |
| EXPECT_FALSE(channel_->SetRtpSendParameters(last_ssrc_, parameters)); |
| } |
| |
| // Test that a stream will not be sending if its encoding is made inactive |
| // through SetRtpSendParameters. |
| // TODO(deadbeef): Update this test when we start supporting setting parameters |
| // for each encoding individually. |
| TEST_F(WebRtcVideoChannel2Test, SetRtpSendParametersEncodingsActive) { |
| FakeVideoSendStream* stream = AddSendStream(); |
| EXPECT_TRUE(channel_->SetSend(true)); |
| EXPECT_TRUE(stream->IsSending()); |
| |
| // Get current parameters and change "active" to false. |
| webrtc::RtpParameters parameters = channel_->GetRtpSendParameters(last_ssrc_); |
| ASSERT_EQ(1u, parameters.encodings.size()); |
| ASSERT_TRUE(parameters.encodings[0].active); |
| parameters.encodings[0].active = false; |
| EXPECT_TRUE(channel_->SetRtpSendParameters(last_ssrc_, parameters)); |
| EXPECT_FALSE(stream->IsSending()); |
| |
| // Now change it back to active and verify we resume sending. |
| parameters.encodings[0].active = true; |
| EXPECT_TRUE(channel_->SetRtpSendParameters(last_ssrc_, parameters)); |
| EXPECT_TRUE(stream->IsSending()); |
| } |
| |
| // Test that if a stream is reconfigured (due to a codec change or other |
| // change) while its encoding is still inactive, it doesn't start sending. |
| TEST_F(WebRtcVideoChannel2Test, |
| InactiveStreamDoesntStartSendingWhenReconfigured) { |
| // Set an initial codec list, which will be modified later. |
| cricket::VideoSendParameters parameters1; |
| parameters1.codecs.push_back(kVp8Codec); |
| parameters1.codecs.push_back(kVp9Codec); |
| EXPECT_TRUE(channel_->SetSendParameters(parameters1)); |
| |
| FakeVideoSendStream* stream = AddSendStream(); |
| EXPECT_TRUE(channel_->SetSend(true)); |
| EXPECT_TRUE(stream->IsSending()); |
| |
| // Get current parameters and change "active" to false. |
| webrtc::RtpParameters parameters = channel_->GetRtpSendParameters(last_ssrc_); |
| ASSERT_EQ(1u, parameters.encodings.size()); |
| ASSERT_TRUE(parameters.encodings[0].active); |
| parameters.encodings[0].active = false; |
| EXPECT_EQ(1u, GetFakeSendStreams().size()); |
| EXPECT_EQ(1, fake_call_->GetNumCreatedSendStreams()); |
| EXPECT_TRUE(channel_->SetRtpSendParameters(last_ssrc_, parameters)); |
| EXPECT_FALSE(stream->IsSending()); |
| |
| // Reorder the codec list, causing the stream to be reconfigured. |
| cricket::VideoSendParameters parameters2; |
| parameters2.codecs.push_back(kVp9Codec); |
| parameters2.codecs.push_back(kVp8Codec); |
| EXPECT_TRUE(channel_->SetSendParameters(parameters2)); |
| auto new_streams = GetFakeSendStreams(); |
| // Assert that a new underlying stream was created due to the codec change. |
| // Otherwise, this test isn't testing what it set out to test. |
| EXPECT_EQ(1u, GetFakeSendStreams().size()); |
| EXPECT_EQ(2, fake_call_->GetNumCreatedSendStreams()); |
| |
| // Verify that we still are not sending anything, due to the inactive |
| // encoding. |
| EXPECT_FALSE(new_streams[0]->IsSending()); |
| } |
| |
| // Test that GetRtpSendParameters returns the currently configured codecs. |
| TEST_F(WebRtcVideoChannel2Test, GetRtpSendParametersCodecs) { |
| AddSendStream(); |
| cricket::VideoSendParameters parameters; |
| parameters.codecs.push_back(kVp8Codec); |
| parameters.codecs.push_back(kVp9Codec); |
| EXPECT_TRUE(channel_->SetSendParameters(parameters)); |
| |
| webrtc::RtpParameters rtp_parameters = |
| channel_->GetRtpSendParameters(last_ssrc_); |
| ASSERT_EQ(2u, rtp_parameters.codecs.size()); |
| EXPECT_EQ(kVp8Codec.ToCodecParameters(), rtp_parameters.codecs[0]); |
| EXPECT_EQ(kVp9Codec.ToCodecParameters(), rtp_parameters.codecs[1]); |
| } |
| |
| // Test that if we set/get parameters multiple times, we get the same results. |
| TEST_F(WebRtcVideoChannel2Test, SetAndGetRtpSendParameters) { |
| AddSendStream(); |
| cricket::VideoSendParameters parameters; |
| parameters.codecs.push_back(kVp8Codec); |
| parameters.codecs.push_back(kVp9Codec); |
| EXPECT_TRUE(channel_->SetSendParameters(parameters)); |
| |
| webrtc::RtpParameters initial_params = |
| channel_->GetRtpSendParameters(last_ssrc_); |
| |
| // We should be able to set the params we just got. |
| EXPECT_TRUE(channel_->SetRtpSendParameters(last_ssrc_, initial_params)); |
| |
| // ... And this shouldn't change the params returned by GetRtpSendParameters. |
| EXPECT_EQ(initial_params, channel_->GetRtpSendParameters(last_ssrc_)); |
| } |
| |
| // Test that GetRtpReceiveParameters returns the currently configured codecs. |
| TEST_F(WebRtcVideoChannel2Test, GetRtpReceiveParametersCodecs) { |
| AddRecvStream(); |
| cricket::VideoRecvParameters parameters; |
| parameters.codecs.push_back(kVp8Codec); |
| parameters.codecs.push_back(kVp9Codec); |
| EXPECT_TRUE(channel_->SetRecvParameters(parameters)); |
| |
| webrtc::RtpParameters rtp_parameters = |
| channel_->GetRtpReceiveParameters(last_ssrc_); |
| ASSERT_EQ(2u, rtp_parameters.codecs.size()); |
| EXPECT_EQ(kVp8Codec.ToCodecParameters(), rtp_parameters.codecs[0]); |
| EXPECT_EQ(kVp9Codec.ToCodecParameters(), rtp_parameters.codecs[1]); |
| } |
| |
| #if defined(WEBRTC_USE_H264) |
| TEST_F(WebRtcVideoChannel2Test, GetRtpReceiveFmtpSprop) { |
| #else |
| TEST_F(WebRtcVideoChannel2Test, DISABLED_GetRtpReceiveFmtpSprop) { |
| #endif |
| cricket::VideoRecvParameters parameters; |
| cricket::VideoCodec kH264sprop1(101, "H264", 640, 400, 15); |
| kH264sprop1.SetParam("sprop-parameter-sets", "uvw"); |
| parameters.codecs.push_back(kH264sprop1); |
| cricket::VideoCodec kH264sprop2(102, "H264", 640, 400, 15); |
| kH264sprop2.SetParam("sprop-parameter-sets", "xyz"); |
| parameters.codecs.push_back(kH264sprop2); |
| EXPECT_TRUE(channel_->SetRecvParameters(parameters)); |
| |
| FakeVideoReceiveStream* recv_stream = AddRecvStream(); |
| const webrtc::VideoReceiveStream::Config& cfg = recv_stream->GetConfig(); |
| webrtc::RtpParameters rtp_parameters = |
| channel_->GetRtpReceiveParameters(last_ssrc_); |
| ASSERT_EQ(2u, rtp_parameters.codecs.size()); |
| EXPECT_EQ(kH264sprop1.ToCodecParameters(), rtp_parameters.codecs[0]); |
| ASSERT_EQ(2u, cfg.decoders.size()); |
| EXPECT_EQ(101, cfg.decoders[0].payload_type); |
| EXPECT_EQ("H264", cfg.decoders[0].payload_name); |
| std::string sprop; |
| const webrtc::DecoderSpecificSettings* decoder_specific; |
| decoder_specific = &cfg.decoders[0].decoder_specific; |
| ASSERT_TRUE(static_cast<bool>(decoder_specific->h264_extra_settings)); |
| sprop = decoder_specific->h264_extra_settings->sprop_parameter_sets; |
| EXPECT_EQ("uvw", sprop); |
| |
| EXPECT_EQ(102, cfg.decoders[1].payload_type); |
| EXPECT_EQ("H264", cfg.decoders[1].payload_name); |
| decoder_specific = &cfg.decoders[1].decoder_specific; |
| ASSERT_TRUE(static_cast<bool>(decoder_specific->h264_extra_settings)); |
| sprop = decoder_specific->h264_extra_settings->sprop_parameter_sets; |
| EXPECT_EQ("xyz", sprop); |
| } |
| |
| // Test that RtpParameters for receive stream has one encoding and it has |
| // the correct SSRC. |
| TEST_F(WebRtcVideoChannel2Test, RtpEncodingParametersSsrcIsSet) { |
| AddRecvStream(); |
| |
| webrtc::RtpParameters rtp_parameters = |
| channel_->GetRtpReceiveParameters(last_ssrc_); |
| ASSERT_EQ(1u, rtp_parameters.encodings.size()); |
| EXPECT_EQ(rtc::Optional<uint32_t>(last_ssrc_), |
| rtp_parameters.encodings[0].ssrc); |
| } |
| |
| // Test that if we set/get parameters multiple times, we get the same results. |
| TEST_F(WebRtcVideoChannel2Test, SetAndGetRtpReceiveParameters) { |
| AddRecvStream(); |
| cricket::VideoRecvParameters parameters; |
| parameters.codecs.push_back(kVp8Codec); |
| parameters.codecs.push_back(kVp9Codec); |
| EXPECT_TRUE(channel_->SetRecvParameters(parameters)); |
| |
| webrtc::RtpParameters initial_params = |
| channel_->GetRtpReceiveParameters(last_ssrc_); |
| |
| // We should be able to set the params we just got. |
| EXPECT_TRUE(channel_->SetRtpReceiveParameters(last_ssrc_, initial_params)); |
| |
| // ... And this shouldn't change the params returned by |
| // GetRtpReceiveParameters. |
| EXPECT_EQ(initial_params, channel_->GetRtpReceiveParameters(last_ssrc_)); |
| } |
| |
| void WebRtcVideoChannel2Test::TestReceiverLocalSsrcConfiguration( |
| bool receiver_first) { |
| EXPECT_TRUE(channel_->SetSendParameters(send_parameters_)); |
| |
| const uint32_t kSenderSsrc = 0xC0FFEE; |
| const uint32_t kSecondSenderSsrc = 0xBADCAFE; |
| const uint32_t kReceiverSsrc = 0x4711; |
| const uint32_t kExpectedDefaultReceiverSsrc = 1; |
| |
| if (receiver_first) { |
| AddRecvStream(StreamParams::CreateLegacy(kReceiverSsrc)); |
| std::vector<FakeVideoReceiveStream*> receive_streams = |
| fake_call_->GetVideoReceiveStreams(); |
| ASSERT_EQ(1u, receive_streams.size()); |
| // Default local SSRC when we have no sender. |
| EXPECT_EQ(kExpectedDefaultReceiverSsrc, |
| receive_streams[0]->GetConfig().rtp.local_ssrc); |
| } |
| AddSendStream(StreamParams::CreateLegacy(kSenderSsrc)); |
| if (!receiver_first) |
| AddRecvStream(StreamParams::CreateLegacy(kReceiverSsrc)); |
| std::vector<FakeVideoReceiveStream*> receive_streams = |
| fake_call_->GetVideoReceiveStreams(); |
| ASSERT_EQ(1u, receive_streams.size()); |
| EXPECT_EQ(kSenderSsrc, receive_streams[0]->GetConfig().rtp.local_ssrc); |
| |
| // Removing first sender should fall back to another (in this case the second) |
| // local send stream's SSRC. |
| AddSendStream(StreamParams::CreateLegacy(kSecondSenderSsrc)); |
| ASSERT_TRUE(channel_->RemoveSendStream(kSenderSsrc)); |
| receive_streams = |
| fake_call_->GetVideoReceiveStreams(); |
| ASSERT_EQ(1u, receive_streams.size()); |
| EXPECT_EQ(kSecondSenderSsrc, receive_streams[0]->GetConfig().rtp.local_ssrc); |
| |
| // Removing the last sender should fall back to default local SSRC. |
| ASSERT_TRUE(channel_->RemoveSendStream(kSecondSenderSsrc)); |
| receive_streams = |
| fake_call_->GetVideoReceiveStreams(); |
| ASSERT_EQ(1u, receive_streams.size()); |
| EXPECT_EQ(kExpectedDefaultReceiverSsrc, |
| receive_streams[0]->GetConfig().rtp.local_ssrc); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, ConfiguresLocalSsrc) { |
| TestReceiverLocalSsrcConfiguration(false); |
| } |
| |
| TEST_F(WebRtcVideoChannel2Test, ConfiguresLocalSsrcOnExistingReceivers) { |
| TestReceiverLocalSsrcConfiguration(true); |
| } |
| |
| class WebRtcVideoChannel2SimulcastTest : public testing::Test { |
| public: |
| WebRtcVideoChannel2SimulcastTest() : fake_call_(webrtc::Call::Config()) {} |
| |
| void SetUp() override { |
| engine_.Init(); |
| channel_.reset( |
| engine_.CreateChannel(&fake_call_, MediaConfig(), VideoOptions())); |
| last_ssrc_ = 123; |
| } |
| |
| protected: |
| void VerifySimulcastSettings(const VideoCodec& codec, |
| size_t num_configured_streams, |
| size_t expected_num_streams) { |
| cricket::VideoSendParameters parameters; |
| parameters.codecs.push_back(codec); |
| ASSERT_TRUE(channel_->SetSendParameters(parameters)); |
| |
| std::vector<uint32_t> ssrcs = MAKE_VECTOR(kSsrcs3); |
| RTC_DCHECK(num_configured_streams <= ssrcs.size()); |
| ssrcs.resize(num_configured_streams); |
| |
| FakeVideoSendStream* stream = |
| AddSendStream(CreateSimStreamParams("cname", ssrcs)); |
| // Send a full-size frame to trigger a stream reconfiguration to use all |
| // expected simulcast layers. |
| cricket::FakeVideoCapturer capturer; |
| EXPECT_TRUE( |
| channel_->SetVideoSend(ssrcs.front(), true, nullptr, &capturer)); |
| EXPECT_EQ(cricket::CS_RUNNING, capturer.Start(cricket::VideoFormat( |
| codec.width, codec.height, |
| cricket::VideoFormat::FpsToInterval(30), |
| cricket::FOURCC_I420))); |
| channel_->SetSend(true); |
| EXPECT_TRUE(capturer.CaptureFrame()); |
| |
| std::vector<webrtc::VideoStream> video_streams = stream->GetVideoStreams(); |
| ASSERT_EQ(expected_num_streams, video_streams.size()); |
| |
| std::vector<webrtc::VideoStream> expected_streams = GetSimulcastConfig( |
| num_configured_streams, codec.width, codec.height, 0, kDefaultQpMax, |
| codec.framerate != 0 ? codec.framerate : kDefaultFramerate); |
| |
| ASSERT_EQ(expected_streams.size(), video_streams.size()); |
| |
| size_t num_streams = video_streams.size(); |
| int total_max_bitrate_bps = 0; |
| for (size_t i = 0; i < num_streams; ++i) { |
| EXPECT_EQ(expected_streams[i].width, video_streams[i].width); |
| EXPECT_EQ(expected_streams[i].height, video_streams[i].height); |
| |
| EXPECT_GT(video_streams[i].max_framerate, 0); |
| EXPECT_EQ(expected_streams[i].max_framerate, |
| video_streams[i].max_framerate); |
| |
| EXPECT_GT(video_streams[i].min_bitrate_bps, 0); |
| EXPECT_EQ(expected_streams[i].min_bitrate_bps, |
| video_streams[i].min_bitrate_bps); |
| |
| EXPECT_GT(video_streams[i].target_bitrate_bps, 0); |
| EXPECT_EQ(expected_streams[i].target_bitrate_bps, |
| video_streams[i].target_bitrate_bps); |
| |
| EXPECT_GT(video_streams[i].max_bitrate_bps, 0); |
| EXPECT_EQ(expected_streams[i].max_bitrate_bps, |
| video_streams[i].max_bitrate_bps); |
| |
| EXPECT_GT(video_streams[i].max_qp, 0); |
| EXPECT_EQ(expected_streams[i].max_qp, video_streams[i].max_qp); |
| |
| EXPECT_FALSE(expected_streams[i].temporal_layer_thresholds_bps.empty()); |
| EXPECT_EQ(expected_streams[i].temporal_layer_thresholds_bps, |
| video_streams[i].temporal_layer_thresholds_bps); |
| |
| if (i == num_streams - 1) { |
| total_max_bitrate_bps += video_streams[i].max_bitrate_bps; |
| } else { |
| total_max_bitrate_bps += video_streams[i].target_bitrate_bps; |
| } |
| } |
| cricket::VideoMediaInfo info; |
| ASSERT_TRUE(channel_->GetStats(&info)); |
| ASSERT_EQ(1u, info.senders.size()); |
| EXPECT_EQ(total_max_bitrate_bps, info.senders[0].preferred_bitrate); |
| |
| EXPECT_TRUE(channel_->SetVideoSend(ssrcs.front(), true, nullptr, nullptr)); |
| } |
| |
| FakeVideoSendStream* AddSendStream() { |
| return AddSendStream(StreamParams::CreateLegacy(last_ssrc_++)); |
| } |
| |
| FakeVideoSendStream* AddSendStream(const StreamParams& sp) { |
| size_t num_streams = |
| fake_call_.GetVideoSendStreams().size(); |
| EXPECT_TRUE(channel_->AddSendStream(sp)); |
| std::vector<FakeVideoSendStream*> streams = |
| fake_call_.GetVideoSendStreams(); |
| EXPECT_EQ(num_streams + 1, streams.size()); |
| return streams[streams.size() - 1]; |
| } |
| |
| std::vector<FakeVideoSendStream*> GetFakeSendStreams() { |
| return fake_call_.GetVideoSendStreams(); |
| } |
| |
| FakeVideoReceiveStream* AddRecvStream() { |
| return AddRecvStream(StreamParams::CreateLegacy(last_ssrc_++)); |
| } |
| |
| FakeVideoReceiveStream* AddRecvStream(const StreamParams& sp) { |
| size_t num_streams = |
| fake_call_.GetVideoReceiveStreams().size(); |
| EXPECT_TRUE(channel_->AddRecvStream(sp)); |
| std::vector<FakeVideoReceiveStream*> streams = |
| fake_call_.GetVideoReceiveStreams(); |
| EXPECT_EQ(num_streams + 1, streams.size()); |
| return streams[streams.size() - 1]; |
| } |
| |
| FakeCall fake_call_; |
| WebRtcVideoEngine2 engine_; |
| std::unique_ptr<VideoMediaChannel> channel_; |
| uint32_t last_ssrc_; |
| }; |
| |
| TEST_F(WebRtcVideoChannel2SimulcastTest, SetSendCodecsWith2SimulcastStreams) { |
| VerifySimulcastSettings(kVp8Codec, 2, 2); |
| } |
| |
| TEST_F(WebRtcVideoChannel2SimulcastTest, SetSendCodecsWith3SimulcastStreams) { |
| VerifySimulcastSettings(kVp8Codec720p, 3, 3); |
| } |
| |
| // Test that we normalize send codec format size in simulcast. |
| TEST_F(WebRtcVideoChannel2SimulcastTest, SetSendCodecsWithOddSizeInSimulcast) { |
| cricket::VideoCodec codec(kVp8Codec270p); |
| codec.width += 1; |
| codec.height += 1; |
| VerifySimulcastSettings(codec, 2, 2); |
| } |
| } // namespace cricket |
