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Unified Diff: webrtc/media/engine/webrtcvideoengine2_unittest.cc

Issue 1813763005: Updated structures and functions for setting the max bitrate limit to take rtc::Optional<int> Base URL: https://chromium.googlesource.com/external/webrtc.git@master
Patch Set: Code review feedback Created 4 years, 9 months ago
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Index: webrtc/media/engine/webrtcvideoengine2_unittest.cc
diff --git a/webrtc/media/engine/webrtcvideoengine2_unittest.cc b/webrtc/media/engine/webrtcvideoengine2_unittest.cc
index e8800ba66f3cc7e171b008765247b0b624a74365..20feef65f541b4a8347c9c448d4427376c6b055f 100644
--- a/webrtc/media/engine/webrtcvideoengine2_unittest.cc
+++ b/webrtc/media/engine/webrtcvideoengine2_unittest.cc
@@ -915,12 +915,13 @@ class WebRtcVideoChannel2Test : public WebRtcVideoEngine2Test {
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) {
+ 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,
+ rtc::Optional<int> expected_max_bitrate_bps) {
auto& codecs = send_parameters_.codecs;
codecs.clear();
codecs.push_back(kVp8Codec);
@@ -1090,11 +1091,11 @@ class WebRtcVideoChannel2Test : public WebRtcVideoEngine2Test {
}
void SetAndExpectMaxBitrate(cricket::FakeVideoCapturer& capturer,
- int global_max,
- int stream_max,
+ rtc::Optional<int> global_max,
+ rtc::Optional<int> stream_max,
int expected_encoder_bitrate) {
VideoSendParameters limited_send_params = send_parameters_;
- limited_send_params.max_bandwidth_bps = global_max;
+ limited_send_params.max_bitrate_bps = global_max;
EXPECT_TRUE(channel_->SetSendParameters(limited_send_params));
webrtc::RtpParameters parameters = channel_->GetRtpParameters(last_ssrc_);
EXPECT_EQ(1UL, parameters.encodings.size());
@@ -2257,11 +2258,12 @@ TEST_F(WebRtcVideoChannel2Test, SetSendCodecsChangesExistingStreams) {
TEST_F(WebRtcVideoChannel2Test, SetSendCodecsWithBitrates) {
SetSendCodecsShouldWorkForBitrates("100", 100000, "150", 150000, "200",
- 200000);
+ rtc::Optional<int>(200000));
}
TEST_F(WebRtcVideoChannel2Test, SetSendCodecsWithHighMaxBitrate) {
- SetSendCodecsShouldWorkForBitrates("", 0, "", -1, "10000", 10000000);
+ SetSendCodecsShouldWorkForBitrates("", 0, "", -1, "10000",
+ rtc::Optional<int>(10000000));
std::vector<webrtc::VideoStream> streams = AddSendStream()->GetVideoStreams();
ASSERT_EQ(1u, streams.size());
EXPECT_EQ(10000000, streams[0].max_bitrate_bps);
@@ -2269,12 +2271,12 @@ TEST_F(WebRtcVideoChannel2Test, SetSendCodecsWithHighMaxBitrate) {
TEST_F(WebRtcVideoChannel2Test,
SetSendCodecsWithoutBitratesUsesCorrectDefaults) {
- SetSendCodecsShouldWorkForBitrates(
- "", 0, "", -1, "", -1);
+ SetSendCodecsShouldWorkForBitrates("", 0, "", -1, "", rtc::Optional<int>());
}
TEST_F(WebRtcVideoChannel2Test, SetSendCodecsCapsMinAndStartBitrate) {
- SetSendCodecsShouldWorkForBitrates("-1", 0, "-100", -1, "", -1);
+ SetSendCodecsShouldWorkForBitrates("-1", 0, "-100", -1, "",
+ rtc::Optional<int>());
}
TEST_F(WebRtcVideoChannel2Test, SetSendCodecsRejectsMaxLessThanMinBitrate) {
@@ -2286,24 +2288,27 @@ TEST_F(WebRtcVideoChannel2Test, SetSendCodecsRejectsMaxLessThanMinBitrate) {
TEST_F(WebRtcVideoChannel2Test,
SetMaxSendBandwidthShouldPreserveOtherBitrates) {
SetSendCodecsShouldWorkForBitrates("100", 100000, "150", 150000, "200",
- 200000);
- send_parameters_.max_bandwidth_bps = 300000;
+ rtc::Optional<int>(200000));
+ send_parameters_.max_bitrate_bps = rtc::Optional<int>(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);
+ EXPECT_EQ(rtc::Optional<int>(300000),
+ fake_call_->GetConfig().bitrate_config.max_bitrate_bps);
}
TEST_F(WebRtcVideoChannel2Test, SetMaxSendBandwidthShouldBeRemovable) {
- send_parameters_.max_bandwidth_bps = 300000;
+ send_parameters_.max_bitrate_bps = rtc::Optional<int>(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_EQ(rtc::Optional<int>(300000),
+ fake_call_->GetConfig().bitrate_config.max_bitrate_bps);
+ // <not set> means disable (infinite) max bitrate.
+ send_parameters_.max_bitrate_bps = rtc::Optional<int>();
EXPECT_TRUE(channel_->SetSendParameters(send_parameters_));
- EXPECT_EQ(-1, fake_call_->GetConfig().bitrate_config.max_bitrate_bps)
+ EXPECT_EQ(rtc::Optional<int>(),
+ fake_call_->GetConfig().bitrate_config.max_bitrate_bps)
<< "Setting zero max bitrate did not reset start bitrate.";
}
@@ -2324,7 +2329,7 @@ TEST_F(WebRtcVideoChannel2Test, SetMaxSendBitrateCanIncreaseSenderBitrate) {
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;
+ parameters.max_bitrate_bps = rtc::Optional<int>(initial_max_bitrate_bps * 2);
EXPECT_TRUE(channel_->SetSendParameters(parameters));
// Insert a frame to update the encoder config.
EXPECT_TRUE(capturer.CaptureFrame());
@@ -2356,7 +2361,7 @@ TEST_F(WebRtcVideoChannel2Test,
int initial_max_bitrate_bps = GetTotalMaxBitrateBps(streams);
EXPECT_GT(initial_max_bitrate_bps, 0);
- parameters.max_bandwidth_bps = initial_max_bitrate_bps * 2;
+ parameters.max_bitrate_bps = rtc::Optional<int>(initial_max_bitrate_bps * 2);
EXPECT_TRUE(channel_->SetSendParameters(parameters));
// Insert a frame to update the encoder config.
EXPECT_TRUE(capturer.CaptureFrame());
@@ -3220,7 +3225,7 @@ TEST_F(WebRtcVideoChannel2Test, RedRtxPacketDoesntCreateUnsignalledStream) {
TestReceiveUnsignalledSsrcPacket(kRedRtxPayloadType, false);
}
-TEST_F(WebRtcVideoChannel2Test, CanSentMaxBitrateForExistingStream) {
+TEST_F(WebRtcVideoChannel2Test, CanSetMaxBitrateForExistingStream) {
AddSendStream();
cricket::FakeVideoCapturer capturer;
@@ -3235,23 +3240,31 @@ TEST_F(WebRtcVideoChannel2Test, CanSentMaxBitrateForExistingStream) {
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);
+ SetAndExpectMaxBitrate(capturer, rtc::Optional<int>(1000),
+ rtc::Optional<int>(), 1000);
+ SetAndExpectMaxBitrate(capturer, rtc::Optional<int>(1000),
+ rtc::Optional<int>(800), 800);
+ SetAndExpectMaxBitrate(capturer, rtc::Optional<int>(600),
+ rtc::Optional<int>(800), 600);
+ SetAndExpectMaxBitrate(capturer, rtc::Optional<int>(),
+ rtc::Optional<int>(800), 800);
+ SetAndExpectMaxBitrate(capturer, rtc::Optional<int>(), rtc::Optional<int>(),
+ default_encoder_bitrate);
EXPECT_TRUE(channel_->SetCapturer(last_ssrc_, NULL));
}
+TEST_F(WebRtcVideoChannel2Test, CannotSetNegativeOrZeroMaxBitrate) {
+ AddSendStream();
+ webrtc::RtpParameters bad_parameters;
+ bad_parameters.encodings.push_back(webrtc::RtpEncodingParameters());
+
+ bad_parameters.encodings[0].max_bitrate_bps = rtc::Optional<int>(0);
+ EXPECT_FALSE(channel_->SetRtpParameters(last_ssrc_, bad_parameters));
+ bad_parameters.encodings[0].max_bitrate_bps = rtc::Optional<int>(-1);
+ EXPECT_FALSE(channel_->SetRtpParameters(last_ssrc_, bad_parameters));
+}
+
TEST_F(WebRtcVideoChannel2Test, CannotSetMaxBitrateForNonexistentStream) {
webrtc::RtpParameters nonexistent_parameters =
channel_->GetRtpParameters(last_ssrc_);
@@ -3395,7 +3408,8 @@ class WebRtcVideoChannel2SimulcastTest : public testing::Test {
ASSERT_EQ(expected_num_streams, video_streams.size());
std::vector<webrtc::VideoStream> expected_streams = GetSimulcastConfig(
- num_configured_streams, codec.width, codec.height, 0, kDefaultQpMax,
+ num_configured_streams, codec.width, codec.height, rtc::Optional<int>(),
+ kDefaultQpMax,
codec.framerate != 0 ? codec.framerate : kDefaultFramerate);
ASSERT_EQ(expected_streams.size(), video_streams.size());
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