38 lines
1.3 KiB
Plaintext
38 lines
1.3 KiB
Plaintext
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/*
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* Copyright 2016 The WebRTC Project Authors. All rights reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#import "WebRTC/RTCFieldTrials.h"
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#include <memory>
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#import "WebRTC/RTCLogging.h"
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#include "webrtc/system_wrappers/include/field_trial_default.h"
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static NSString * const kRTCEnableSendSideBweString =
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@"WebRTC-SendSideBwe/Enabled/";
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static std::unique_ptr<char[]> gFieldTrialInitString;
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void RTCInitFieldTrials(RTCFieldTrialOptions options) {
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NSMutableString *fieldTrialInitString = [NSMutableString string];
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if (options & RTCFieldTrialOptionsSendSideBwe) {
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[fieldTrialInitString appendString:kRTCEnableSendSideBweString];
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}
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size_t len = fieldTrialInitString.length + 1;
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gFieldTrialInitString.reset(new char[len]);
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if (![fieldTrialInitString getCString:gFieldTrialInitString.get()
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maxLength:len
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encoding:NSUTF8StringEncoding]) {
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RTCLogError(@"Failed to convert field trial string.");
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return;
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}
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webrtc::field_trial::InitFieldTrialsFromString(gFieldTrialInitString.get());
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}
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