jamosdev
/
rhubarb-lip-sync
mirror of https://github.com/DanielSWolf/rhubarb-lip-sync.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity
rhubarb-lip-sync/rhubarb/lib/webrtc-8d2248ff/webrtc/media/base/videoengine_unittest.h

1091 lines
44 KiB
C
Raw Permalink Normal View History

Added WebRTC library
2016-06-21 20:13:05 +00:00
/*
* Copyright (c) 2014 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.
*/
#ifndef WEBRTC_MEDIA_BASE_VIDEOENGINE_UNITTEST_H_ // NOLINT
#define WEBRTC_MEDIA_BASE_VIDEOENGINE_UNITTEST_H_
#include <memory>
#include <string>
#include <vector>
#include "webrtc/base/bytebuffer.h"
#include "webrtc/base/gunit.h"
#include "webrtc/base/timeutils.h"
#include "webrtc/call.h"
#include "webrtc/media/base/fakenetworkinterface.h"
#include "webrtc/media/base/fakevideocapturer.h"
#include "webrtc/media/base/fakevideorenderer.h"
#include "webrtc/media/base/mediachannel.h"
#include "webrtc/media/base/streamparams.h"
#include "webrtc/media/engine/fakewebrtccall.h"
#define EXPECT_FRAME_WAIT(c, w, h, t) \
EXPECT_EQ_WAIT((c), renderer_.num_rendered_frames(), (t)); \
EXPECT_EQ((w), renderer_.width()); \
EXPECT_EQ((h), renderer_.height()); \
EXPECT_EQ(0, renderer_.errors()); \
#define EXPECT_FRAME_ON_RENDERER_WAIT(r, c, w, h, t) \
EXPECT_EQ_WAIT((c), (r).num_rendered_frames(), (t)); \
EXPECT_EQ((w), (r).width()); \
EXPECT_EQ((h), (r).height()); \
EXPECT_EQ(0, (r).errors()); \
#define EXPECT_GT_FRAME_ON_RENDERER_WAIT(r, c, w, h, t) \
EXPECT_TRUE_WAIT((r).num_rendered_frames() >= (c) && \
(w) == (r).width() && \
(h) == (r).height(), (t)); \
EXPECT_EQ(0, (r).errors());
static const uint32_t kTimeout = 5000U;
static const uint32_t kDefaultReceiveSsrc = 0;
static const uint32_t kSsrc = 1234u;
static const uint32_t kRtxSsrc = 4321u;
static const uint32_t kSsrcs4[] = {1, 2, 3, 4};
inline bool IsEqualRes(const cricket::VideoCodec& a, int w, int h, int fps) {
return a.width == w && a.height == h && a.framerate == fps;
}
inline bool IsEqualCodec(const cricket::VideoCodec& a,
const cricket::VideoCodec& b) {
return a.id == b.id && a.name == b.name &&
IsEqualRes(a, b.width, b.height, b.framerate);
}
namespace std {
inline std::ostream& operator<<(std::ostream& s, const cricket::VideoCodec& c) {
s << "{" << c.name << "(" << c.id << "), "
<< c.width << "x" << c.height << "x" << c.framerate << "}";
return s;
}
} // namespace std
inline int TimeBetweenSend(const cricket::VideoCodec& codec) {
return static_cast<int>(
cricket::VideoFormat::FpsToInterval(codec.framerate) /
rtc::kNumNanosecsPerMillisec);
}
template<class E, class C>
class VideoMediaChannelTest : public testing::Test,
public sigslot::has_slots<> {
protected:
VideoMediaChannelTest<E, C>()
: call_(webrtc::Call::Create(webrtc::Call::Config())) {}
virtual cricket::VideoCodec DefaultCodec() = 0;
virtual cricket::StreamParams DefaultSendStreamParams() {
return cricket::StreamParams::CreateLegacy(kSsrc);
}
virtual void SetUp() {
engine_.Init();
channel_.reset(engine_.CreateChannel(call_.get(), cricket::MediaConfig(),
cricket::VideoOptions()));
EXPECT_TRUE(channel_.get() != NULL);
network_interface_.SetDestination(channel_.get());
channel_->SetInterface(&network_interface_);
media_error_ = cricket::VideoMediaChannel::ERROR_NONE;
cricket::VideoRecvParameters parameters;
parameters.codecs = engine_.codecs();
channel_->SetRecvParameters(parameters);
EXPECT_TRUE(channel_->AddSendStream(DefaultSendStreamParams()));
video_capturer_.reset(CreateFakeVideoCapturer());
cricket::VideoFormat format(640, 480,
cricket::VideoFormat::FpsToInterval(30),
cricket::FOURCC_I420);
EXPECT_EQ(cricket::CS_RUNNING, video_capturer_->Start(format));
EXPECT_TRUE(
channel_->SetVideoSend(kSsrc, true, nullptr, video_capturer_.get()));
}
virtual cricket::FakeVideoCapturer* CreateFakeVideoCapturer() {
return new cricket::FakeVideoCapturer();
}
// Utility method to setup an additional stream to send and receive video.
// Used to test send and recv between two streams.
void SetUpSecondStream() {
SetUpSecondStreamWithNoRecv();
// Setup recv for second stream.
EXPECT_TRUE(channel_->AddRecvStream(
cricket::StreamParams::CreateLegacy(kSsrc + 2)));
// Make the second renderer available for use by a new stream.
EXPECT_TRUE(channel_->SetSink(kSsrc + 2, &renderer2_));
}
// Setup an additional stream just to send video. Defer add recv stream.
// This is required if you want to test unsignalled recv of video rtp packets.
void SetUpSecondStreamWithNoRecv() {
// SetUp() already added kSsrc make sure duplicate SSRCs cant be added.
EXPECT_TRUE(channel_->AddRecvStream(
cricket::StreamParams::CreateLegacy(kSsrc)));
EXPECT_TRUE(channel_->SetSink(kSsrc, &renderer_));
EXPECT_FALSE(channel_->AddSendStream(
cricket::StreamParams::CreateLegacy(kSsrc)));
EXPECT_TRUE(channel_->AddSendStream(
cricket::StreamParams::CreateLegacy(kSsrc + 2)));
// We dont add recv for the second stream.
// Setup the receive and renderer for second stream after send.
video_capturer_2_.reset(CreateFakeVideoCapturer());
cricket::VideoFormat format(640, 480,
cricket::VideoFormat::FpsToInterval(30),
cricket::FOURCC_I420);
EXPECT_EQ(cricket::CS_RUNNING, video_capturer_2_->Start(format));
EXPECT_TRUE(channel_->SetVideoSend(kSsrc + 2, true, nullptr,
video_capturer_2_.get()));
}
virtual void TearDown() {
channel_.reset();
}
bool SetDefaultCodec() {
return SetOneCodec(DefaultCodec());
}
bool SetOneCodec(int pt, const char* name, int w, int h, int fr) {
return SetOneCodec(cricket::VideoCodec(pt, name, w, h, fr));
}
bool SetOneCodec(const cricket::VideoCodec& codec) {
cricket::VideoFormat capture_format(codec.width, codec.height,
cricket::VideoFormat::FpsToInterval(codec.framerate),
cricket::FOURCC_I420);
if (video_capturer_) {
EXPECT_EQ(cricket::CS_RUNNING, video_capturer_->Start(capture_format));
}
if (video_capturer_2_) {
EXPECT_EQ(cricket::CS_RUNNING, video_capturer_2_->Start(capture_format));
}
bool sending = channel_->sending();
bool success = SetSend(false);
if (success) {
cricket::VideoSendParameters parameters;
parameters.codecs.push_back(codec);
success = channel_->SetSendParameters(parameters);
}
if (success) {
success = SetSend(sending);
}
return success;
}
bool SetSend(bool send) {
return channel_->SetSend(send);
}
int DrainOutgoingPackets() {
int packets = 0;
do {
packets = NumRtpPackets();
// 100 ms should be long enough.
rtc::Thread::Current()->ProcessMessages(100);
} while (NumRtpPackets() > packets);
return NumRtpPackets();
}
bool SendFrame() {
if (video_capturer_2_) {
video_capturer_2_->CaptureFrame();
}
return video_capturer_.get() &&
video_capturer_->CaptureFrame();
}
bool WaitAndSendFrame(int wait_ms) {
bool ret = rtc::Thread::Current()->ProcessMessages(wait_ms);
ret &= SendFrame();
return ret;
}
// Sends frames and waits for the decoder to be fully initialized.
// Returns the number of frames that were sent.
int WaitForDecoder() {
#if defined(HAVE_OPENMAX)
// Send enough frames for the OpenMAX decoder to continue processing, and
// return the number of frames sent.
// Send frames for a full kTimeout's worth of 15fps video.
int frame_count = 0;
while (frame_count < static_cast<int>(kTimeout) / 66) {
EXPECT_TRUE(WaitAndSendFrame(66));
++frame_count;
}
return frame_count;
#else
return 0;
#endif
}
bool SendCustomVideoFrame(int w, int h) {
if (!video_capturer_.get()) return false;
return video_capturer_->CaptureCustomFrame(w, h, cricket::FOURCC_I420);
}
int NumRtpBytes() {
return network_interface_.NumRtpBytes();
}
int NumRtpBytes(uint32_t ssrc) {
return network_interface_.NumRtpBytes(ssrc);
}
int NumRtpPackets() {
return network_interface_.NumRtpPackets();
}
int NumRtpPackets(uint32_t ssrc) {
return network_interface_.NumRtpPackets(ssrc);
}
int NumSentSsrcs() {
return network_interface_.NumSentSsrcs();
}
const rtc::CopyOnWriteBuffer* GetRtpPacket(int index) {
return network_interface_.GetRtpPacket(index);
}
int NumRtcpPackets() {
return network_interface_.NumRtcpPackets();
}
const rtc::CopyOnWriteBuffer* GetRtcpPacket(int index) {
return network_interface_.GetRtcpPacket(index);
}
static int GetPayloadType(const rtc::CopyOnWriteBuffer* p) {
int pt = -1;
ParseRtpPacket(p, NULL, &pt, NULL, NULL, NULL, NULL);
return pt;
}
static bool ParseRtpPacket(const rtc::CopyOnWriteBuffer* p,
bool* x,
int* pt,
int* seqnum,
uint32_t* tstamp,
uint32_t* ssrc,
std::string* payload) {
rtc::ByteBufferReader buf(p->data<char>(), p->size());
uint8_t u08 = 0;
uint16_t u16 = 0;
uint32_t u32 = 0;
// Read X and CC fields.
if (!buf.ReadUInt8(&u08)) return false;
bool extension = ((u08 & 0x10) != 0);
uint8_t cc = (u08 & 0x0F);
if (x) *x = extension;
// Read PT field.
if (!buf.ReadUInt8(&u08)) return false;
if (pt) *pt = (u08 & 0x7F);
// Read Sequence Number field.
if (!buf.ReadUInt16(&u16)) return false;
if (seqnum) *seqnum = u16;
// Read Timestamp field.
if (!buf.ReadUInt32(&u32)) return false;
if (tstamp) *tstamp = u32;
// Read SSRC field.
if (!buf.ReadUInt32(&u32)) return false;
if (ssrc) *ssrc = u32;
// Skip CSRCs.
for (uint8_t i = 0; i < cc; ++i) {
if (!buf.ReadUInt32(&u32)) return false;
}
// Skip extension header.
if (extension) {
// Read Profile-specific extension header ID
if (!buf.ReadUInt16(&u16)) return false;
// Read Extension header length
if (!buf.ReadUInt16(&u16)) return false;
uint16_t ext_header_len = u16;
// Read Extension header
for (uint16_t i = 0; i < ext_header_len; ++i) {
if (!buf.ReadUInt32(&u32)) return false;
}
}
if (payload) {
return buf.ReadString(payload, buf.Length());
}
return true;
}
// Parse all RTCP packet, from start_index to stop_index, and count how many
// FIR (PT=206 and FMT=4 according to RFC 5104). If successful, set the count
// and return true.
bool CountRtcpFir(int start_index, int stop_index, int* fir_count) {
int count = 0;
for (int i = start_index; i < stop_index; ++i) {
std::unique_ptr<const rtc::CopyOnWriteBuffer> p(GetRtcpPacket(i));
rtc::ByteBufferReader buf(p->data<char>(), p->size());
size_t total_len = 0;
// The packet may be a compound RTCP packet.
while (total_len < p->size()) {
// Read FMT, type and length.
uint8_t fmt = 0;
uint8_t type = 0;
uint16_t length = 0;
if (!buf.ReadUInt8(&fmt)) return false;
fmt &= 0x1F;
if (!buf.ReadUInt8(&type)) return false;
if (!buf.ReadUInt16(&length)) return false;
buf.Consume(length * 4); // Skip RTCP data.
total_len += (length + 1) * 4;
if ((192 == type) || ((206 == type) && (4 == fmt))) {
++count;
}
}
}
if (fir_count) {
*fir_count = count;
}
return true;
}
void OnVideoChannelError(uint32_t ssrc,
cricket::VideoMediaChannel::Error error) {
media_error_ = error;
}
// Test that SetSend works.
void SetSend() {
EXPECT_FALSE(channel_->sending());
EXPECT_TRUE(
channel_->SetVideoSend(kSsrc, true, nullptr, video_capturer_.get()));
EXPECT_TRUE(SetOneCodec(DefaultCodec()));
EXPECT_FALSE(channel_->sending());
EXPECT_TRUE(SetSend(true));
EXPECT_TRUE(channel_->sending());
EXPECT_TRUE(SendFrame());
EXPECT_TRUE_WAIT(NumRtpPackets() > 0, kTimeout);
EXPECT_TRUE(SetSend(false));
EXPECT_FALSE(channel_->sending());
}
// Test that SetSend fails without codecs being set.
void SetSendWithoutCodecs() {
EXPECT_FALSE(channel_->sending());
EXPECT_FALSE(SetSend(true));
EXPECT_FALSE(channel_->sending());
}
// Test that we properly set the send and recv buffer sizes by the time
// SetSend is called.
void SetSendSetsTransportBufferSizes() {
EXPECT_TRUE(SetOneCodec(DefaultCodec()));
EXPECT_TRUE(SetSend(true));
EXPECT_EQ(64 * 1024, network_interface_.sendbuf_size());
EXPECT_EQ(64 * 1024, network_interface_.recvbuf_size());
}
// Tests that we can send frames and the right payload type is used.
void Send(const cricket::VideoCodec& codec) {
EXPECT_TRUE(SetOneCodec(codec));
EXPECT_TRUE(SetSend(true));
EXPECT_TRUE(SendFrame());
EXPECT_TRUE_WAIT(NumRtpPackets() > 0, kTimeout);
std::unique_ptr<const rtc::CopyOnWriteBuffer> p(GetRtpPacket(0));
EXPECT_EQ(codec.id, GetPayloadType(p.get()));
}
// Tests that we can send and receive frames.
void SendAndReceive(const cricket::VideoCodec& codec) {
EXPECT_TRUE(SetOneCodec(codec));
EXPECT_TRUE(SetSend(true));
EXPECT_TRUE(channel_->SetSink(kDefaultReceiveSsrc, &renderer_));
EXPECT_EQ(0, renderer_.num_rendered_frames());
EXPECT_TRUE(SendFrame());
EXPECT_FRAME_WAIT(1, codec.width, codec.height, kTimeout);
std::unique_ptr<const rtc::CopyOnWriteBuffer> p(GetRtpPacket(0));
EXPECT_EQ(codec.id, GetPayloadType(p.get()));
}
void SendReceiveManyAndGetStats(const cricket::VideoCodec& codec,
int duration_sec, int fps) {
EXPECT_TRUE(SetOneCodec(codec));
EXPECT_TRUE(SetSend(true));
EXPECT_TRUE(channel_->SetSink(kDefaultReceiveSsrc, &renderer_));
EXPECT_EQ(0, renderer_.num_rendered_frames());
for (int i = 0; i < duration_sec; ++i) {
for (int frame = 1; frame <= fps; ++frame) {
EXPECT_TRUE(WaitAndSendFrame(1000 / fps));
EXPECT_FRAME_WAIT(frame + i * fps, codec.width, codec.height, kTimeout);
}
}
std::unique_ptr<const rtc::CopyOnWriteBuffer> p(GetRtpPacket(0));
EXPECT_EQ(codec.id, GetPayloadType(p.get()));
}
// Test that stats work properly for a 1-1 call.
void GetStats() {
const int kDurationSec = 3;
const int kFps = 10;
SendReceiveManyAndGetStats(DefaultCodec(), kDurationSec, kFps);
cricket::VideoMediaInfo info;
EXPECT_TRUE(channel_->GetStats(&info));
ASSERT_EQ(1U, info.senders.size());
// TODO(whyuan): bytes_sent and bytes_rcvd are different. Are both payload?
// For webrtc, bytes_sent does not include the RTP header length.
EXPECT_GT(info.senders[0].bytes_sent, 0);
EXPECT_EQ(NumRtpPackets(), info.senders[0].packets_sent);
EXPECT_EQ(0.0, info.senders[0].fraction_lost);
EXPECT_EQ(0, info.senders[0].firs_rcvd);
EXPECT_EQ(0, info.senders[0].plis_rcvd);
EXPECT_EQ(0, info.senders[0].nacks_rcvd);
EXPECT_EQ(DefaultCodec().width, info.senders[0].send_frame_width);
EXPECT_EQ(DefaultCodec().height, info.senders[0].send_frame_height);
EXPECT_GT(info.senders[0].framerate_input, 0);
EXPECT_GT(info.senders[0].framerate_sent, 0);
ASSERT_EQ(1U, info.receivers.size());
EXPECT_EQ(1U, info.senders[0].ssrcs().size());
EXPECT_EQ(1U, info.receivers[0].ssrcs().size());
EXPECT_EQ(info.senders[0].ssrcs()[0], info.receivers[0].ssrcs()[0]);
EXPECT_EQ(NumRtpBytes(), info.receivers[0].bytes_rcvd);
EXPECT_EQ(NumRtpPackets(), info.receivers[0].packets_rcvd);
EXPECT_EQ(0.0, info.receivers[0].fraction_lost);
EXPECT_EQ(0, info.receivers[0].packets_lost);
// TODO(asapersson): Not set for webrtc. Handle missing stats.
// EXPECT_EQ(0, info.receivers[0].packets_concealed);
EXPECT_EQ(0, info.receivers[0].firs_sent);
EXPECT_EQ(0, info.receivers[0].plis_sent);
EXPECT_EQ(0, info.receivers[0].nacks_sent);
EXPECT_EQ(DefaultCodec().width, info.receivers[0].frame_width);
EXPECT_EQ(DefaultCodec().height, info.receivers[0].frame_height);
EXPECT_GT(info.receivers[0].framerate_rcvd, 0);
EXPECT_GT(info.receivers[0].framerate_decoded, 0);
EXPECT_GT(info.receivers[0].framerate_output, 0);
}
cricket::VideoSenderInfo GetSenderStats(size_t i) {
cricket::VideoMediaInfo info;
EXPECT_TRUE(channel_->GetStats(&info));
return info.senders[i];
}
cricket::VideoReceiverInfo GetReceiverStats(size_t i) {
cricket::VideoMediaInfo info;
EXPECT_TRUE(channel_->GetStats(&info));
return info.receivers[i];
}
// Test that stats work properly for a conf call with multiple recv streams.
void GetStatsMultipleRecvStreams() {
cricket::FakeVideoRenderer renderer1, renderer2;
EXPECT_TRUE(SetOneCodec(DefaultCodec()));
cricket::VideoSendParameters parameters;
parameters.codecs.push_back(DefaultCodec());
parameters.conference_mode = true;
EXPECT_TRUE(channel_->SetSendParameters(parameters));
EXPECT_TRUE(SetSend(true));
EXPECT_TRUE(channel_->AddRecvStream(
cricket::StreamParams::CreateLegacy(1)));
EXPECT_TRUE(channel_->AddRecvStream(
cricket::StreamParams::CreateLegacy(2)));
EXPECT_TRUE(channel_->SetSink(1, &renderer1));
EXPECT_TRUE(channel_->SetSink(2, &renderer2));
EXPECT_EQ(0, renderer1.num_rendered_frames());
EXPECT_EQ(0, renderer2.num_rendered_frames());
std::vector<uint32_t> ssrcs;
ssrcs.push_back(1);
ssrcs.push_back(2);
network_interface_.SetConferenceMode(true, ssrcs);
EXPECT_TRUE(SendFrame());
EXPECT_FRAME_ON_RENDERER_WAIT(
renderer1, 1, DefaultCodec().width, DefaultCodec().height, kTimeout);
EXPECT_FRAME_ON_RENDERER_WAIT(
renderer2, 1, DefaultCodec().width, DefaultCodec().height, kTimeout);
EXPECT_TRUE(channel_->SetSend(false));
cricket::VideoMediaInfo info;
EXPECT_TRUE(channel_->GetStats(&info));
ASSERT_EQ(1U, info.senders.size());
// TODO(whyuan): bytes_sent and bytes_rcvd are different. Are both payload?
// For webrtc, bytes_sent does not include the RTP header length.
EXPECT_GT(GetSenderStats(0).bytes_sent, 0);
EXPECT_EQ_WAIT(NumRtpPackets(), GetSenderStats(0).packets_sent, kTimeout);
EXPECT_EQ(DefaultCodec().width, GetSenderStats(0).send_frame_width);
EXPECT_EQ(DefaultCodec().height, GetSenderStats(0).send_frame_height);
ASSERT_EQ(2U, info.receivers.size());
for (size_t i = 0; i < info.receivers.size(); ++i) {
EXPECT_EQ(1U, GetReceiverStats(i).ssrcs().size());
EXPECT_EQ(i + 1, GetReceiverStats(i).ssrcs()[0]);
EXPECT_EQ_WAIT(NumRtpBytes(), GetReceiverStats(i).bytes_rcvd, kTimeout);
EXPECT_EQ_WAIT(NumRtpPackets(), GetReceiverStats(i).packets_rcvd,
kTimeout);
EXPECT_EQ(DefaultCodec().width, GetReceiverStats(i).frame_width);
EXPECT_EQ(DefaultCodec().height, GetReceiverStats(i).frame_height);
}
}
// Test that stats work properly for a conf call with multiple send streams.
void GetStatsMultipleSendStreams() {
// Normal setup; note that we set the SSRC explicitly to ensure that
// it will come first in the senders map.
EXPECT_TRUE(SetOneCodec(DefaultCodec()));
cricket::VideoSendParameters parameters;
parameters.codecs.push_back(DefaultCodec());
parameters.conference_mode = true;
EXPECT_TRUE(channel_->SetSendParameters(parameters));
EXPECT_TRUE(channel_->AddRecvStream(
cricket::StreamParams::CreateLegacy(kSsrc)));
EXPECT_TRUE(channel_->SetSink(kSsrc, &renderer_));
EXPECT_TRUE(SetSend(true));
EXPECT_TRUE(SendFrame());
EXPECT_TRUE_WAIT(NumRtpPackets() > 0, kTimeout);
EXPECT_FRAME_WAIT(1, DefaultCodec().width, DefaultCodec().height, kTimeout);
// Add an additional capturer, and hook up a renderer to receive it.
cricket::FakeVideoRenderer renderer2;
std::unique_ptr<cricket::FakeVideoCapturer> capturer(
CreateFakeVideoCapturer());
const int kTestWidth = 160;
const int kTestHeight = 120;
cricket::VideoFormat format(kTestWidth, kTestHeight,
cricket::VideoFormat::FpsToInterval(5),
cricket::FOURCC_I420);
EXPECT_EQ(cricket::CS_RUNNING, capturer->Start(format));
EXPECT_TRUE(channel_->AddSendStream(
cricket::StreamParams::CreateLegacy(5678)));
EXPECT_TRUE(channel_->SetVideoSend(5678, true, nullptr, capturer.get()));
EXPECT_TRUE(channel_->AddRecvStream(
cricket::StreamParams::CreateLegacy(5678)));
EXPECT_TRUE(channel_->SetSink(5678, &renderer2));
EXPECT_TRUE(capturer->CaptureCustomFrame(
kTestWidth, kTestHeight, cricket::FOURCC_I420));
EXPECT_FRAME_ON_RENDERER_WAIT(
renderer2, 1, kTestWidth, kTestHeight, kTimeout);
// Get stats, and make sure they are correct for two senders. We wait until
// the number of expected packets have been sent to avoid races where we
// check stats before it has been updated.
cricket::VideoMediaInfo info;
for (uint32_t i = 0; i < kTimeout; ++i) {
rtc::Thread::Current()->ProcessMessages(1);
EXPECT_TRUE(channel_->GetStats(&info));
ASSERT_EQ(2U, info.senders.size());
if (info.senders[0].packets_sent + info.senders[1].packets_sent ==
NumRtpPackets()) {
// Stats have been updated for both sent frames, expectations can be
// checked now.
break;
}
}
EXPECT_EQ(NumRtpPackets(),
info.senders[0].packets_sent + info.senders[1].packets_sent)
<< "Timed out while waiting for packet counts for all sent packets.";
EXPECT_EQ(1U, info.senders[0].ssrcs().size());
EXPECT_EQ(1234U, info.senders[0].ssrcs()[0]);
EXPECT_EQ(DefaultCodec().width, info.senders[0].send_frame_width);
EXPECT_EQ(DefaultCodec().height, info.senders[0].send_frame_height);
EXPECT_EQ(1U, info.senders[1].ssrcs().size());
EXPECT_EQ(5678U, info.senders[1].ssrcs()[0]);
EXPECT_EQ(kTestWidth, info.senders[1].send_frame_width);
EXPECT_EQ(kTestHeight, info.senders[1].send_frame_height);
// The capturer must be unregistered here as it runs out of it's scope next.
channel_->SetVideoSend(5678, true, nullptr, nullptr);
}
// Test that we can set the bandwidth.
void SetSendBandwidth() {
cricket::VideoSendParameters parameters;
parameters.codecs.push_back(DefaultCodec());
parameters.max_bandwidth_bps = -1; // <= 0 means unlimited.
EXPECT_TRUE(channel_->SetSendParameters(parameters));
parameters.max_bandwidth_bps = 128 * 1024;
EXPECT_TRUE(channel_->SetSendParameters(parameters));
}
// Test that we can set the SSRC for the default send source.
void SetSendSsrc() {
EXPECT_TRUE(SetDefaultCodec());
EXPECT_TRUE(SetSend(true));
EXPECT_TRUE(SendFrame());
EXPECT_TRUE_WAIT(NumRtpPackets() > 0, kTimeout);
uint32_t ssrc = 0;
std::unique_ptr<const rtc::CopyOnWriteBuffer> p(GetRtpPacket(0));
ParseRtpPacket(p.get(), NULL, NULL, NULL, NULL, &ssrc, NULL);
EXPECT_EQ(kSsrc, ssrc);
// Packets are being paced out, so these can mismatch between the first and
// second call to NumRtpPackets until pending packets are paced out.
EXPECT_EQ_WAIT(NumRtpPackets(), NumRtpPackets(ssrc), kTimeout);
EXPECT_EQ_WAIT(NumRtpBytes(), NumRtpBytes(ssrc), kTimeout);
EXPECT_EQ(1, NumSentSsrcs());
EXPECT_EQ(0, NumRtpPackets(kSsrc - 1));
EXPECT_EQ(0, NumRtpBytes(kSsrc - 1));
}
// Test that we can set the SSRC even after codecs are set.
void SetSendSsrcAfterSetCodecs() {
// Remove stream added in Setup.
EXPECT_TRUE(channel_->RemoveSendStream(kSsrc));
EXPECT_TRUE(SetDefaultCodec());
EXPECT_TRUE(channel_->AddSendStream(
cricket::StreamParams::CreateLegacy(999)));
EXPECT_TRUE(
channel_->SetVideoSend(999u, true, nullptr, video_capturer_.get()));
EXPECT_TRUE(SetSend(true));
EXPECT_TRUE(WaitAndSendFrame(0));
EXPECT_TRUE_WAIT(NumRtpPackets() > 0, kTimeout);
uint32_t ssrc = 0;
std::unique_ptr<const rtc::CopyOnWriteBuffer> p(GetRtpPacket(0));
ParseRtpPacket(p.get(), NULL, NULL, NULL, NULL, &ssrc, NULL);
EXPECT_EQ(999u, ssrc);
// Packets are being paced out, so these can mismatch between the first and
// second call to NumRtpPackets until pending packets are paced out.
EXPECT_EQ_WAIT(NumRtpPackets(), NumRtpPackets(ssrc), kTimeout);
EXPECT_EQ_WAIT(NumRtpBytes(), NumRtpBytes(ssrc), kTimeout);
EXPECT_EQ(1, NumSentSsrcs());
EXPECT_EQ(0, NumRtpPackets(kSsrc));
EXPECT_EQ(0, NumRtpBytes(kSsrc));
}
// Test that we can set the default video renderer before and after
// media is received.
void SetSink() {
uint8_t data1[] = {
0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
rtc::CopyOnWriteBuffer packet1(data1, sizeof(data1));
rtc::SetBE32(packet1.data() + 8, kSsrc);
channel_->SetSink(kDefaultReceiveSsrc, NULL);
EXPECT_TRUE(SetDefaultCodec());
EXPECT_TRUE(SetSend(true));
EXPECT_EQ(0, renderer_.num_rendered_frames());
channel_->OnPacketReceived(&packet1, rtc::PacketTime());
EXPECT_TRUE(channel_->SetSink(kDefaultReceiveSsrc, &renderer_));
EXPECT_TRUE(SendFrame());
EXPECT_FRAME_WAIT(1, DefaultCodec().width, DefaultCodec().height, kTimeout);
}
// Tests empty StreamParams is rejected.
void RejectEmptyStreamParams() {
// Remove the send stream that was added during Setup.
EXPECT_TRUE(channel_->RemoveSendStream(kSsrc));
cricket::StreamParams empty;
EXPECT_FALSE(channel_->AddSendStream(empty));
EXPECT_TRUE(channel_->AddSendStream(
cricket::StreamParams::CreateLegacy(789u)));
}
// Tests setting up and configuring a send stream.
void AddRemoveSendStreams() {
EXPECT_TRUE(SetOneCodec(DefaultCodec()));
EXPECT_TRUE(SetSend(true));
EXPECT_TRUE(channel_->SetSink(kDefaultReceiveSsrc, &renderer_));
EXPECT_TRUE(SendFrame());
EXPECT_FRAME_WAIT(1, DefaultCodec().width, DefaultCodec().height, kTimeout);
EXPECT_GT(NumRtpPackets(), 0);
uint32_t ssrc = 0;
size_t last_packet = NumRtpPackets() - 1;
std::unique_ptr<const rtc::CopyOnWriteBuffer>
p(GetRtpPacket(static_cast<int>(last_packet)));
ParseRtpPacket(p.get(), NULL, NULL, NULL, NULL, &ssrc, NULL);
EXPECT_EQ(kSsrc, ssrc);
// Remove the send stream that was added during Setup.
EXPECT_TRUE(channel_->RemoveSendStream(kSsrc));
int rtp_packets = NumRtpPackets();
EXPECT_TRUE(channel_->AddSendStream(
cricket::StreamParams::CreateLegacy(789u)));
EXPECT_TRUE(
channel_->SetVideoSend(789u, true, nullptr, video_capturer_.get()));
EXPECT_EQ(rtp_packets, NumRtpPackets());
// Wait 30ms to guarantee the engine does not drop the frame.
EXPECT_TRUE(WaitAndSendFrame(30));
EXPECT_TRUE_WAIT(NumRtpPackets() > rtp_packets, kTimeout);
last_packet = NumRtpPackets() - 1;
p.reset(GetRtpPacket(static_cast<int>(last_packet)));
ParseRtpPacket(p.get(), NULL, NULL, NULL, NULL, &ssrc, NULL);
EXPECT_EQ(789u, ssrc);
}
// Tests the behavior of incoming streams in a conference scenario.
void SimulateConference() {
cricket::FakeVideoRenderer renderer1, renderer2;
EXPECT_TRUE(SetDefaultCodec());
cricket::VideoSendParameters parameters;
parameters.codecs.push_back(DefaultCodec());
parameters.conference_mode = true;
EXPECT_TRUE(channel_->SetSendParameters(parameters));
EXPECT_TRUE(SetSend(true));
EXPECT_TRUE(channel_->AddRecvStream(
cricket::StreamParams::CreateLegacy(1)));
EXPECT_TRUE(channel_->AddRecvStream(
cricket::StreamParams::CreateLegacy(2)));
EXPECT_TRUE(channel_->SetSink(1, &renderer1));
EXPECT_TRUE(channel_->SetSink(2, &renderer2));
EXPECT_EQ(0, renderer1.num_rendered_frames());
EXPECT_EQ(0, renderer2.num_rendered_frames());
std::vector<uint32_t> ssrcs;
ssrcs.push_back(1);
ssrcs.push_back(2);
network_interface_.SetConferenceMode(true, ssrcs);
EXPECT_TRUE(SendFrame());
EXPECT_FRAME_ON_RENDERER_WAIT(
renderer1, 1, DefaultCodec().width, DefaultCodec().height, kTimeout);
EXPECT_FRAME_ON_RENDERER_WAIT(
renderer2, 1, DefaultCodec().width, DefaultCodec().height, kTimeout);
std::unique_ptr<const rtc::CopyOnWriteBuffer> p(GetRtpPacket(0));
EXPECT_EQ(DefaultCodec().id, GetPayloadType(p.get()));
EXPECT_EQ(DefaultCodec().width, renderer1.width());
EXPECT_EQ(DefaultCodec().height, renderer1.height());
EXPECT_EQ(DefaultCodec().width, renderer2.width());
EXPECT_EQ(DefaultCodec().height, renderer2.height());
EXPECT_TRUE(channel_->RemoveRecvStream(2));
EXPECT_TRUE(channel_->RemoveRecvStream(1));
}
// Tests that we can add and remove capturers and frames are sent out properly
void AddRemoveCapturer() {
cricket::VideoCodec codec = DefaultCodec();
codec.width = 320;
codec.height = 240;
const int time_between_send = TimeBetweenSend(codec);
EXPECT_TRUE(SetOneCodec(codec));
EXPECT_TRUE(SetSend(true));
EXPECT_TRUE(channel_->SetSink(kDefaultReceiveSsrc, &renderer_));
EXPECT_EQ(0, renderer_.num_rendered_frames());
EXPECT_TRUE(SendFrame());
EXPECT_FRAME_WAIT(1, codec.width, codec.height, kTimeout);
std::unique_ptr<cricket::FakeVideoCapturer> capturer(
CreateFakeVideoCapturer());
// TODO(nisse): This testcase fails if we don't configure
// screencast. It's unclear why, I see nothing obvious in this
// test which is related to screencast logic.
cricket::VideoOptions video_options;
video_options.is_screencast = rtc::Optional<bool>(true);
channel_->SetVideoSend(kSsrc, true, &video_options, nullptr);
cricket::VideoFormat format(480, 360,
cricket::VideoFormat::FpsToInterval(30),
cricket::FOURCC_I420);
EXPECT_EQ(cricket::CS_RUNNING, capturer->Start(format));
// All capturers start generating frames with the same timestamp. ViE does
// not allow the same timestamp to be used. Capture one frame before
// associating the capturer with the channel.
EXPECT_TRUE(capturer->CaptureCustomFrame(format.width, format.height,
cricket::FOURCC_I420));
int captured_frames = 1;
for (int iterations = 0; iterations < 2; ++iterations) {
EXPECT_TRUE(channel_->SetVideoSend(kSsrc, true, nullptr, capturer.get()));
rtc::Thread::Current()->ProcessMessages(time_between_send);
EXPECT_TRUE(capturer->CaptureCustomFrame(format.width, format.height,
cricket::FOURCC_I420));
++captured_frames;
// Wait until frame of right size is captured.
EXPECT_TRUE_WAIT(renderer_.num_rendered_frames() >= captured_frames &&
format.width == renderer_.width() &&
format.height == renderer_.height() &&
!renderer_.black_frame(), kTimeout);
EXPECT_GE(renderer_.num_rendered_frames(), captured_frames);
EXPECT_EQ(format.width, renderer_.width());
EXPECT_EQ(format.height, renderer_.height());
captured_frames = renderer_.num_rendered_frames() + 1;
EXPECT_FALSE(renderer_.black_frame());
EXPECT_TRUE(channel_->SetVideoSend(kSsrc, true, nullptr, nullptr));
// Make sure a black frame is generated within the specified timeout.
// The black frame should be the resolution of the previous frame to
// prevent expensive encoder reconfigurations.
EXPECT_TRUE_WAIT(renderer_.num_rendered_frames() >= captured_frames &&
format.width == renderer_.width() &&
format.height == renderer_.height() &&
renderer_.black_frame(), kTimeout);
EXPECT_GE(renderer_.num_rendered_frames(), captured_frames);
EXPECT_EQ(format.width, renderer_.width());
EXPECT_EQ(format.height, renderer_.height());
EXPECT_TRUE(renderer_.black_frame());
// The black frame has the same timestamp as the next frame since it's
// timestamp is set to the last frame's timestamp + interval. WebRTC will
// not render a frame with the same timestamp so capture another frame
// with the frame capturer to increment the next frame's timestamp.
EXPECT_TRUE(capturer->CaptureCustomFrame(format.width, format.height,
cricket::FOURCC_I420));
}
}
// Tests that if SetVideoSend is called with a NULL capturer after the
// capturer was already removed, the application doesn't crash (and no black
// frame is sent).
void RemoveCapturerWithoutAdd() {
EXPECT_TRUE(SetOneCodec(DefaultCodec()));
EXPECT_TRUE(SetSend(true));
EXPECT_TRUE(channel_->SetSink(kDefaultReceiveSsrc, &renderer_));
EXPECT_EQ(0, renderer_.num_rendered_frames());
EXPECT_TRUE(SendFrame());
EXPECT_FRAME_WAIT(1, 640, 400, kTimeout);
// Wait for one frame so they don't get dropped because we send frames too
// tightly.
rtc::Thread::Current()->ProcessMessages(30);
// Remove the capturer.
EXPECT_TRUE(channel_->SetVideoSend(kSsrc, true, nullptr, nullptr));
// Wait for one black frame for removing the capturer.
EXPECT_FRAME_WAIT(2, 640, 400, kTimeout);
// No capturer was added, so this SetVideoSend shouldn't do anything.
EXPECT_TRUE(channel_->SetVideoSend(kSsrc, true, nullptr, nullptr));
rtc::Thread::Current()->ProcessMessages(300);
// Verify no more frames were sent.
EXPECT_EQ(2, renderer_.num_rendered_frames());
}
// Tests that we can add and remove capturer as unique sources.
void AddRemoveCapturerMultipleSources() {
// WebRTC implementation will drop frames if pushed to quickly. Wait the
// interval time to avoid that.
// WebRTC implementation will drop frames if pushed to quickly. Wait the
// interval time to avoid that.
// Set up the stream associated with the engine.
EXPECT_TRUE(channel_->AddRecvStream(
cricket::StreamParams::CreateLegacy(kSsrc)));
EXPECT_TRUE(channel_->SetSink(kSsrc, &renderer_));
cricket::VideoFormat capture_format; // default format
capture_format.interval = cricket::VideoFormat::FpsToInterval(30);
// Set up additional stream 1.
cricket::FakeVideoRenderer renderer1;
EXPECT_FALSE(channel_->SetSink(1, &renderer1));
EXPECT_TRUE(channel_->AddRecvStream(
cricket::StreamParams::CreateLegacy(1)));
EXPECT_TRUE(channel_->SetSink(1, &renderer1));
EXPECT_TRUE(channel_->AddSendStream(
cricket::StreamParams::CreateLegacy(1)));
std::unique_ptr<cricket::FakeVideoCapturer> capturer1(
CreateFakeVideoCapturer());
EXPECT_EQ(cricket::CS_RUNNING, capturer1->Start(capture_format));
// Set up additional stream 2.
cricket::FakeVideoRenderer renderer2;
EXPECT_FALSE(channel_->SetSink(2, &renderer2));
EXPECT_TRUE(channel_->AddRecvStream(
cricket::StreamParams::CreateLegacy(2)));
EXPECT_TRUE(channel_->SetSink(2, &renderer2));
EXPECT_TRUE(channel_->AddSendStream(
cricket::StreamParams::CreateLegacy(2)));
std::unique_ptr<cricket::FakeVideoCapturer> capturer2(
CreateFakeVideoCapturer());
EXPECT_EQ(cricket::CS_RUNNING, capturer2->Start(capture_format));
// State for all the streams.
EXPECT_TRUE(SetOneCodec(DefaultCodec()));
// A limitation in the lmi implementation requires that SetVideoSend() is
// called after SetOneCodec().
// TODO(hellner): this seems like an unnecessary constraint, fix it.
EXPECT_TRUE(channel_->SetVideoSend(1, true, nullptr, capturer1.get()));
EXPECT_TRUE(channel_->SetVideoSend(2, true, nullptr, capturer2.get()));
EXPECT_TRUE(SetSend(true));
// Test capturer associated with engine.
const int kTestWidth = 160;
const int kTestHeight = 120;
EXPECT_TRUE(capturer1->CaptureCustomFrame(
kTestWidth, kTestHeight, cricket::FOURCC_I420));
EXPECT_FRAME_ON_RENDERER_WAIT(
renderer1, 1, kTestWidth, kTestHeight, kTimeout);
// Capture a frame with additional capturer2, frames should be received
EXPECT_TRUE(capturer2->CaptureCustomFrame(
kTestWidth, kTestHeight, cricket::FOURCC_I420));
EXPECT_FRAME_ON_RENDERER_WAIT(
renderer2, 1, kTestWidth, kTestHeight, kTimeout);
// Successfully remove the capturer.
EXPECT_TRUE(channel_->SetVideoSend(kSsrc, true, nullptr, nullptr));
// The capturers must be unregistered here as it runs out of it's scope
// next.
EXPECT_TRUE(channel_->SetVideoSend(1, true, nullptr, nullptr));
EXPECT_TRUE(channel_->SetVideoSend(2, true, nullptr, nullptr));
}
void HighAspectHighHeightCapturer() {
const int kWidth = 80;
const int kHeight = 10000;
const int kScaledWidth = 20;
const int kScaledHeight = 2500;
cricket::VideoCodec codec(DefaultCodec());
EXPECT_TRUE(SetOneCodec(codec));
EXPECT_TRUE(SetSend(true));
cricket::FakeVideoRenderer renderer;
EXPECT_TRUE(channel_->AddRecvStream(
cricket::StreamParams::CreateLegacy(kSsrc)));
EXPECT_TRUE(channel_->SetSink(kSsrc, &renderer));
EXPECT_EQ(0, renderer.num_rendered_frames());
EXPECT_TRUE(SendFrame());
EXPECT_GT_FRAME_ON_RENDERER_WAIT(
renderer, 1, codec.width, codec.height, kTimeout);
// Registering an external capturer is currently the same as screen casting
// (update the test when this changes).
std::unique_ptr<cricket::FakeVideoCapturer> capturer(
CreateFakeVideoCapturer());
const std::vector<cricket::VideoFormat>* formats =
capturer->GetSupportedFormats();
cricket::VideoFormat capture_format = (*formats)[0];
EXPECT_EQ(cricket::CS_RUNNING, capturer->Start(capture_format));
// Capture frame to not get same frame timestamps as previous capturer.
capturer->CaptureFrame();
EXPECT_TRUE(channel_->SetVideoSend(kSsrc, true, nullptr, capturer.get()));
EXPECT_TRUE(rtc::Thread::Current()->ProcessMessages(30));
EXPECT_TRUE(capturer->CaptureCustomFrame(kWidth, kHeight,
cricket::FOURCC_ARGB));
EXPECT_GT_FRAME_ON_RENDERER_WAIT(
renderer, 2, kScaledWidth, kScaledHeight, kTimeout);
EXPECT_TRUE(channel_->SetVideoSend(kSsrc, true, nullptr, nullptr));
}
// Tests that we can adapt video resolution with 16:10 aspect ratio properly.
void AdaptResolution16x10() {
EXPECT_TRUE(channel_->SetSink(kDefaultReceiveSsrc, &renderer_));
cricket::VideoCodec codec(DefaultCodec());
codec.width = 640;
codec.height = 400;
SendAndReceive(codec);
codec.width /= 2;
codec.height /= 2;
// Adapt the resolution.
EXPECT_TRUE(SetOneCodec(codec));
EXPECT_TRUE(WaitAndSendFrame(30));
EXPECT_FRAME_WAIT(2, codec.width, codec.height, kTimeout);
}
// Tests that we can adapt video resolution with 4:3 aspect ratio properly.
void AdaptResolution4x3() {
EXPECT_TRUE(channel_->SetSink(kDefaultReceiveSsrc, &renderer_));
cricket::VideoCodec codec(DefaultCodec());
codec.width = 640;
codec.height = 400;
SendAndReceive(codec);
codec.width /= 2;
codec.height /= 2;
// Adapt the resolution.
EXPECT_TRUE(SetOneCodec(codec));
EXPECT_TRUE(WaitAndSendFrame(30));
EXPECT_FRAME_WAIT(2, codec.width, codec.height, kTimeout);
}
// Tests that we can drop all frames properly.
void AdaptDropAllFrames() {
// Set the channel codec's resolution to 0, which will require the adapter
// to drop all frames.
cricket::VideoCodec codec(DefaultCodec());
codec.width = codec.height = codec.framerate = 0;
EXPECT_TRUE(SetOneCodec(codec));
EXPECT_TRUE(SetSend(true));
EXPECT_TRUE(channel_->SetSink(kDefaultReceiveSsrc, &renderer_));
EXPECT_EQ(0, renderer_.num_rendered_frames());
EXPECT_TRUE(SendFrame());
EXPECT_TRUE(SendFrame());
rtc::Thread::Current()->ProcessMessages(500);
EXPECT_EQ(0, renderer_.num_rendered_frames());
}
// Tests that we can reduce the frame rate on demand properly.
// TODO(fbarchard): This test is flakey on pulse. Fix and re-enable
void AdaptFramerate() {
cricket::VideoCodec codec(DefaultCodec());
int frame_count = 0;
// The capturer runs at 30 fps. The channel requires 30 fps.
EXPECT_TRUE(SetOneCodec(codec));
EXPECT_TRUE(SetSend(true));
EXPECT_EQ(frame_count, renderer_.num_rendered_frames());
EXPECT_TRUE(WaitAndSendFrame(0)); // Should be rendered.
EXPECT_TRUE(WaitAndSendFrame(30)); // Should be rendered.
frame_count += 2;
EXPECT_FRAME_WAIT(frame_count, codec.width, codec.height, kTimeout);
std::unique_ptr<const rtc::CopyOnWriteBuffer> p(GetRtpPacket(0));
EXPECT_EQ(codec.id, GetPayloadType(p.get()));
// The channel requires 15 fps.
codec.framerate = 15;
EXPECT_TRUE(SetOneCodec(codec));
EXPECT_TRUE(WaitAndSendFrame(0)); // Should be rendered.
EXPECT_TRUE(WaitAndSendFrame(30)); // Should be dropped.
EXPECT_TRUE(WaitAndSendFrame(30)); // Should be rendered.
frame_count += 2;
EXPECT_EQ_WAIT(frame_count, renderer_.num_rendered_frames(), kTimeout);
// The channel requires 10 fps.
codec.framerate = 10;
EXPECT_TRUE(SetOneCodec(codec));
EXPECT_TRUE(WaitAndSendFrame(0)); // Should be rendered.
EXPECT_TRUE(WaitAndSendFrame(30)); // Should be dropped.
EXPECT_TRUE(WaitAndSendFrame(30)); // Should be dropped.
EXPECT_TRUE(WaitAndSendFrame(30)); // Should be rendered.
frame_count += 2;
EXPECT_EQ_WAIT(frame_count, renderer_.num_rendered_frames(), kTimeout);
// The channel requires 8 fps. The adapter adapts to 10 fps, which is the
// closest factor of 30.
codec.framerate = 8;
EXPECT_TRUE(SetOneCodec(codec));
EXPECT_TRUE(WaitAndSendFrame(0)); // Should be rendered.
EXPECT_TRUE(WaitAndSendFrame(30)); // Should be dropped.
EXPECT_TRUE(WaitAndSendFrame(30)); // Should be dropped.
EXPECT_TRUE(WaitAndSendFrame(30)); // Should be rendered.
frame_count += 2;
EXPECT_EQ_WAIT(frame_count, renderer_.num_rendered_frames(), kTimeout);
}
// Tests that adapted frames won't be upscaled to a higher resolution.
void SendsLowerResolutionOnSmallerFrames() {
cricket::VideoCodec codec = DefaultCodec();
codec.width = 320;
codec.height = 240;
EXPECT_TRUE(SetOneCodec(codec));
EXPECT_TRUE(SetSend(true));
EXPECT_TRUE(channel_->SetSink(kDefaultReceiveSsrc, &renderer_));
EXPECT_EQ(0, renderer_.num_rendered_frames());
EXPECT_TRUE(SendFrame());
EXPECT_FRAME_WAIT(1, codec.width, codec.height, kTimeout);
// Check that we send smaller frames at the new resolution.
EXPECT_TRUE(rtc::Thread::Current()->ProcessMessages(33));
EXPECT_TRUE(video_capturer_->CaptureCustomFrame(
codec.width / 2, codec.height / 2, cricket::FOURCC_I420));
EXPECT_FRAME_WAIT(2, codec.width / 2, codec.height / 2, kTimeout);
}
// Test that multiple send streams can be created and deleted properly.
void MultipleSendStreams() {
// Remove stream added in Setup. I.e. remove stream corresponding to default
// channel.
EXPECT_TRUE(channel_->RemoveSendStream(kSsrc));
const unsigned int kSsrcsSize = sizeof(kSsrcs4)/sizeof(kSsrcs4[0]);
for (unsigned int i = 0; i < kSsrcsSize; ++i) {
EXPECT_TRUE(channel_->AddSendStream(
cricket::StreamParams::CreateLegacy(kSsrcs4[i])));
}
// Delete one of the non default channel streams, let the destructor delete
// the remaining ones.
EXPECT_TRUE(channel_->RemoveSendStream(kSsrcs4[kSsrcsSize - 1]));
// Stream should already be deleted.
EXPECT_FALSE(channel_->RemoveSendStream(kSsrcs4[kSsrcsSize - 1]));
}
// Two streams one channel tests.
// Tests that we can send and receive frames.
void TwoStreamsSendAndReceive(const cricket::VideoCodec& codec) {
SetUpSecondStream();
// Test sending and receiving on first stream.
SendAndReceive(codec);
// Test sending and receiving on second stream.
EXPECT_EQ_WAIT(1, renderer2_.num_rendered_frames(), kTimeout);
EXPECT_GT(NumRtpPackets(), 0);
EXPECT_EQ(1, renderer2_.num_rendered_frames());
}
const std::unique_ptr<webrtc::Call> call_;
E engine_;
std::unique_ptr<cricket::FakeVideoCapturer> video_capturer_;
std::unique_ptr<cricket::FakeVideoCapturer> video_capturer_2_;
std::unique_ptr<C> channel_;
cricket::FakeNetworkInterface network_interface_;
cricket::FakeVideoRenderer renderer_;
cricket::VideoMediaChannel::Error media_error_;
// Used by test cases where 2 streams are run on the same channel.
cricket::FakeVideoRenderer renderer2_;
};
#endif // WEBRTC_MEDIA_BASE_VIDEOENGINE_UNITTEST_H_ NOLINT