mirror of
https://github.com/mollyim/webrtc.git
synced 2025-05-15 23:01:21 +01:00
988cc0870b
This CL is the result of running include-what-you-use tool on part of the code base (audio target and dependencies) plus manual fixes. bug: webrtc:8311 Change-Id: I277d281ce943c3ecc1bd45fd8d83055931743604 Reviewed-on: https://webrtc-review.googlesource.com/c/106280 Commit-Queue: Yves Gerey <yvesg@google.com> Reviewed-by: Mirko Bonadei <mbonadei@webrtc.org> Reviewed-by: Patrik Höglund <phoglund@webrtc.org> Cr-Commit-Position: refs/heads/master@{#25311}
93 lines
2.8 KiB
C++
93 lines
2.8 KiB
C++
/*
|
|
* Copyright 2018 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.
|
|
*/
|
|
#include "rtc_base/experiments/field_trial_units.h"
|
|
|
|
#include <stdio.h>
|
|
#include <limits>
|
|
#include <string>
|
|
|
|
#include "absl/types/optional.h"
|
|
|
|
// Large enough to fit "seconds", the longest supported unit name.
|
|
#define RTC_TRIAL_UNIT_LENGTH_STR "7"
|
|
#define RTC_TRIAL_UNIT_SIZE 8
|
|
|
|
namespace webrtc {
|
|
namespace {
|
|
|
|
struct ValueWithUnit {
|
|
double value;
|
|
std::string unit;
|
|
};
|
|
|
|
absl::optional<ValueWithUnit> ParseValueWithUnit(std::string str) {
|
|
if (str == "inf") {
|
|
return ValueWithUnit{std::numeric_limits<double>::infinity(), ""};
|
|
} else if (str == "-inf") {
|
|
return ValueWithUnit{-std::numeric_limits<double>::infinity(), ""};
|
|
} else {
|
|
double double_val;
|
|
char unit_char[RTC_TRIAL_UNIT_SIZE];
|
|
unit_char[0] = 0;
|
|
if (sscanf(str.c_str(), "%lf%" RTC_TRIAL_UNIT_LENGTH_STR "s", &double_val,
|
|
unit_char) >= 1) {
|
|
return ValueWithUnit{double_val, unit_char};
|
|
}
|
|
}
|
|
return absl::nullopt;
|
|
}
|
|
} // namespace
|
|
|
|
template <>
|
|
absl::optional<DataRate> ParseTypedParameter<DataRate>(std::string str) {
|
|
absl::optional<ValueWithUnit> result = ParseValueWithUnit(str);
|
|
if (result) {
|
|
if (result->unit.empty() || result->unit == "kbps") {
|
|
return DataRate::kbps(result->value);
|
|
} else if (result->unit == "bps") {
|
|
return DataRate::bps(result->value);
|
|
}
|
|
}
|
|
return absl::nullopt;
|
|
}
|
|
|
|
template <>
|
|
absl::optional<DataSize> ParseTypedParameter<DataSize>(std::string str) {
|
|
absl::optional<ValueWithUnit> result = ParseValueWithUnit(str);
|
|
if (result) {
|
|
if (result->unit.empty() || result->unit == "bytes")
|
|
return DataSize::bytes(result->value);
|
|
}
|
|
return absl::nullopt;
|
|
}
|
|
|
|
template <>
|
|
absl::optional<TimeDelta> ParseTypedParameter<TimeDelta>(std::string str) {
|
|
absl::optional<ValueWithUnit> result = ParseValueWithUnit(str);
|
|
if (result) {
|
|
if (result->unit == "s" || result->unit == "seconds") {
|
|
return TimeDelta::seconds(result->value);
|
|
} else if (result->unit == "us") {
|
|
return TimeDelta::us(result->value);
|
|
} else if (result->unit.empty() || result->unit == "ms") {
|
|
return TimeDelta::ms(result->value);
|
|
}
|
|
}
|
|
return absl::nullopt;
|
|
}
|
|
|
|
template class FieldTrialParameter<DataRate>;
|
|
template class FieldTrialParameter<DataSize>;
|
|
template class FieldTrialParameter<TimeDelta>;
|
|
|
|
template class FieldTrialOptional<DataRate>;
|
|
template class FieldTrialOptional<DataSize>;
|
|
template class FieldTrialOptional<TimeDelta>;
|
|
} // namespace webrtc
|