59 lines
1.9 KiB
Objective-C
59 lines
1.9 KiB
Objective-C
/*
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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 <Foundation/Foundation.h>
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#import "RTCMacros.h"
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#import "RTCRtcpParameters.h"
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#import "RTCRtpCodecParameters.h"
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#import "RTCRtpEncodingParameters.h"
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#import "RTCRtpHeaderExtension.h"
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NS_ASSUME_NONNULL_BEGIN
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/** Corresponds to webrtc::DegradationPreference. */
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typedef NS_ENUM(NSInteger, RTCDegradationPreference) {
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RTCDegradationPreferenceDisabled,
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RTCDegradationPreferenceMaintainFramerate,
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RTCDegradationPreferenceMaintainResolution,
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RTCDegradationPreferenceBalanced
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};
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RTC_OBJC_EXPORT
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@interface RTC_OBJC_TYPE (RTCRtpParameters) : NSObject
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/** A unique identifier for the last set of parameters applied. */
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@property(nonatomic, copy) NSString *transactionId;
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/** Parameters used for RTCP. */
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@property(nonatomic, readonly, copy) RTC_OBJC_TYPE(RTCRtcpParameters) * rtcp;
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/** An array containing parameters for RTP header extensions. */
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@property(nonatomic, readonly, copy)
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NSArray<RTC_OBJC_TYPE(RTCRtpHeaderExtension) *> *headerExtensions;
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/** The currently active encodings in the order of preference. */
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@property(nonatomic, copy) NSArray<RTC_OBJC_TYPE(RTCRtpEncodingParameters) *> *encodings;
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/** The negotiated set of send codecs in order of preference. */
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@property(nonatomic, copy) NSArray<RTC_OBJC_TYPE(RTCRtpCodecParameters) *> *codecs;
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/**
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* Degradation preference in case of CPU adaptation or constrained bandwidth.
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* If nil, implementation default degradation preference will be used.
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*/
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@property(nonatomic, copy, nullable) NSNumber *degradationPreference;
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- (instancetype)init NS_DESIGNATED_INITIALIZER;
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@end
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NS_ASSUME_NONNULL_END
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