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Fix for stats updated twice when switching content type (realtime <-> screenshare). Add unittest.

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BUG=

Review URL: https://codereview.webrtc.org/1543933004

Cr-Commit-Position: refs/heads/master@{#11180}
This commit is contained in:
asapersson
2016-01-07 23:36:00 -08:00
committed by Commit bot
parent 95ab30ce88
commit 59bac1a4c5
2 changed files with 20 additions and 1 deletions
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1
webrtc/video/send_statistics_proxy.cc
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@ -162,7 +162,6 @@ void SendStatisticsProxy::SetContentType(
VideoEncoderConfig::ContentType content_type) {
rtc::CritScope lock(&crit_);
if (content_type_ != content_type) {
uma_container_->UpdateHistograms();
uma_container_.reset(new UmaSamplesContainer(GetUmaPrefix(content_type)));
content_type_ = content_type;
}

20
webrtc/video/send_statistics_proxy_unittest.cc
View File

@ -16,6 +16,7 @@
#include <vector>
#include "testing/gtest/include/gtest/gtest.h"
#include "webrtc/test/histogram.h"
namespace webrtc {
@ -296,6 +297,25 @@ TEST_F(SendStatisticsProxyTest, OnEncodedFrame) {
EXPECT_EQ(kEncodeTimeMs, stats.avg_encode_time_ms);
}
TEST_F(SendStatisticsProxyTest, SwitchContentTypeUpdatesHistograms) {
test::ClearHistograms();
const int kMinRequiredSamples = 200;
const int kWidth = 640;
const int kHeight = 480;
for (int i = 0; i < kMinRequiredSamples; ++i)
statistics_proxy_->OnIncomingFrame(kWidth, kHeight);
// No switch, stats not should be updated.
statistics_proxy_->SetContentType(
VideoEncoderConfig::ContentType::kRealtimeVideo);
EXPECT_EQ(0, test::NumHistogramSamples("WebRTC.Video.InputWidthInPixels"));
// Switch to screenshare, real-time stats should be updated.
statistics_proxy_->SetContentType(VideoEncoderConfig::ContentType::kScreen);
EXPECT_EQ(1, test::NumHistogramSamples("WebRTC.Video.InputWidthInPixels"));
}
TEST_F(SendStatisticsProxyTest, NoSubstreams) {
uint32_t excluded_ssrc =
std::max(