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iOS: Add trendline filter to field trials.

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NOTRY=True
BUG=webrtc:6902

Review-Url: https://codereview.webrtc.org/2583643002
Cr-Commit-Position: refs/heads/master@{#15643}
This commit is contained in:
tkchin
2016-12-15 13:17:54 -08:00
committed by Commit bot
parent 5bc3945f8f
commit 4cd6221127
3 changed files with 43 additions and 24 deletions
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25
webrtc/sdk/objc/Framework/Headers/WebRTC/RTCFieldTrials.h
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@ -12,14 +12,23 @@
#import <WebRTC/RTCMacros.h>
typedef NS_OPTIONS(NSUInteger, RTCFieldTrialOptions) {
RTCFieldTrialOptionsNone = 0,
RTCFieldTrialOptionsImprovedBitrateEstimate = 1 << 0,
RTCFieldTrialOptionsAudioSendSideBwe = 1 << 1,
RTCFieldTrialOptionsFlexFec03 = 1 << 2,
};
/** The only valid value for the following if set is kRTCFieldTrialEnabledValue. */
RTC_EXTERN NSString * const kRTCFieldTrialAudioSendSideBweKey;
RTC_EXTERN NSString * const kRTCFieldTrialFlexFec03Key;
RTC_EXTERN NSString * const kRTCFieldTrialImprovedBitrateEstimateKey;
/** Must be called before any other call into WebRTC. See:
/** The valid value for field trials above. */
RTC_EXTERN NSString * const kRTCFieldTrialEnabledValue;
/** Use a string returned by RTCFieldTrialTrendlineFilterValue as the value. */
RTC_EXTERN NSString * const kRTCFieldTrialTrendlineFilterKey;
/** Returns a valid value for kRTCFieldTrialTrendlineFilterKey. */
RTC_EXTERN NSString *RTCFieldTrialTrendlineFilterValue(
size_t windowSize, double smoothingCoeff, double thresholdGain);
/** Initialize field trials using a dictionary mapping field trial keys to their values. See above
* for valid keys and values.
* Must be called before any other call into WebRTC. See:
* webrtc/system_wrappers/include/field_trial_default.h
*/
RTC_EXTERN void RTCInitFieldTrials(RTCFieldTrialOptions options);
RTC_EXTERN void RTCInitFieldTrialDictionary(NSDictionary<NSString *, NSString *> *fieldTrials);