| /* |
| * Copyright 2015 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. |
| */ |
| |
| #import <Foundation/Foundation.h> |
| |
| #import <WebRTC/RTCMacros.h> |
| |
| NS_ASSUME_NONNULL_BEGIN |
| |
| /** Constraint keys for media sources. */ |
| RTC_EXTERN NSString *const kRTCMediaConstraintsMinAspectRatio; |
| RTC_EXTERN NSString *const kRTCMediaConstraintsMaxAspectRatio; |
| RTC_EXTERN NSString *const kRTCMediaConstraintsMaxWidth; |
| RTC_EXTERN NSString *const kRTCMediaConstraintsMinWidth; |
| RTC_EXTERN NSString *const kRTCMediaConstraintsMaxHeight; |
| RTC_EXTERN NSString *const kRTCMediaConstraintsMinHeight; |
| RTC_EXTERN NSString *const kRTCMediaConstraintsMaxFrameRate; |
| RTC_EXTERN NSString *const kRTCMediaConstraintsMinFrameRate; |
| /** The value for this key should be a base64 encoded string containing |
| * the data from the serialized configuration proto. |
| */ |
| RTC_EXTERN NSString *const kRTCMediaConstraintsAudioNetworkAdaptorConfig; |
| |
| /** Constraint keys for generating offers and answers. */ |
| RTC_EXTERN NSString *const kRTCMediaConstraintsIceRestart; |
| RTC_EXTERN NSString *const kRTCMediaConstraintsOfferToReceiveAudio; |
| RTC_EXTERN NSString *const kRTCMediaConstraintsOfferToReceiveVideo; |
| RTC_EXTERN NSString *const kRTCMediaConstraintsVoiceActivityDetection; |
| |
| /** Constraint values for Boolean parameters. */ |
| RTC_EXTERN NSString *const kRTCMediaConstraintsValueTrue; |
| RTC_EXTERN NSString *const kRTCMediaConstraintsValueFalse; |
| |
| RTC_EXPORT |
| @interface RTCMediaConstraints : NSObject |
| |
| - (instancetype)init NS_UNAVAILABLE; |
| |
| /** Initialize with mandatory and/or optional constraints. */ |
| - (instancetype) |
| initWithMandatoryConstraints:(nullable NSDictionary<NSString *, NSString *> *)mandatory |
| optionalConstraints:(nullable NSDictionary<NSString *, NSString *> *)optional |
| NS_DESIGNATED_INITIALIZER; |
| |
| @end |
| |
| NS_ASSUME_NONNULL_END |