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Fixed problem with previous commit.

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BUG=
TEST=

Review URL: https://webrtc-codereview.appspot.com/472002

git-svn-id: http://webrtc.googlecode.com/svn/trunk@1970 4adac7df-926f-26a2-2b94-8c16560cd09d
This commit is contained in:
phoglund@webrtc.org 2012-03-30 21:02:45 +00:00
parent e5f74bdbbc
commit b5617869fc
1 changed files with 4 additions and 4 deletions
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8
src/voice_engine/main/test/auto_test/standard/video_sync_test.cc
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@ -47,19 +47,19 @@ class VideoSyncTest : public AfterStreamingFixture {
}
void CheckEstimatesConvergeReasonablyWell(int min_estimate) {
int standard_deviation = CollectEstimatesDuring15Seconds(min_estimate);
EXPECT_LT(standard_deviation, 20);
float standard_deviation = CollectEstimatesDuring15Seconds(min_estimate);
EXPECT_LT(standard_deviation, 20.0f);
}
// Computes the standard deviation by first estimating the sample variance
// with an unbiased estimator.
int ComputeStandardDeviation(std::vector<int>::const_iterator start,
float ComputeStandardDeviation(std::vector<int>::const_iterator start,
std::vector<int>::const_iterator end) const {
int num_elements = end - start;
int mean = std::accumulate(start, end, 0) / num_elements;
assert(num_elements > 1);
int variance = 0;
float variance = 0;
for (; start != end; ++start) {
variance += (*start - mean) * (*start - mean) / (num_elements - 1);
}