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Adds scalar division to DataRate.

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Bug: webrtc:9709
Change-Id: I73eac1d2f27bd0f30a7b1ca075009a6aece08b03
Reviewed-on: https://webrtc-review.googlesource.com/c/110786
Reviewed-by: Karl Wiberg <kwiberg@webrtc.org>
Commit-Queue: Sebastian Jansson <srte@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#25680}
This commit is contained in:
Sebastian Jansson
2018-11-13 19:26:32 +01:00
committed by Commit Bot
parent 8ef57932b1
commit b5f82011ba
2 changed files with 10 additions and 0 deletions
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7
api/units/data_rate.h
View File

@ -206,6 +206,13 @@ inline DataRate operator*(const int32_t& scalar, const DataRate& rate) {
return rate * scalar; return rate * scalar;
} }
template <typename T>
typename std::enable_if<std::is_arithmetic<T>::value, DataRate>::type operator/(
const DataRate& rate,
const T& scalar) {
return DataRate::bps(rate.bps<double>() / scalar);
}
inline DataRate operator/(const DataSize& size, const TimeDelta& duration) { inline DataRate operator/(const DataSize& size, const TimeDelta& duration) {
return DataRate::bps(data_rate_impl::Microbits(size) / duration.us()); return DataRate::bps(data_rate_impl::Microbits(size) / duration.us());
} }

3
api/units/data_rate_unittest.cc
View File

@ -130,6 +130,9 @@ TEST(DataRateTest, MathOperations) {
EXPECT_EQ(rate_a / rate_b, static_cast<double>(kValueA) / kValueB); EXPECT_EQ(rate_a / rate_b, static_cast<double>(kValueA) / kValueB);
EXPECT_EQ((rate_a / 10).bps(), kValueA / 10);
EXPECT_NEAR((rate_a / 0.5).bps(), kValueA * 2, 1);
DataRate mutable_rate = DataRate::bps(kValueA); DataRate mutable_rate = DataRate::bps(kValueA);
mutable_rate += rate_b; mutable_rate += rate_b;
EXPECT_EQ(mutable_rate.bps(), kValueA + kValueB); EXPECT_EQ(mutable_rate.bps(), kValueA + kValueB);