Build dynamic iOS SDK.

webrtc/sdk/objc/Framework/Headers/WebRTC/RTCRtpCodecParameters.h

 /*
  *  Copyright 2016 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
 
-extern const NSString * const kRtxCodecMimeType;
-extern const NSString * const kRedCodecMimeType;
-extern const NSString * const kUlpfecCodecMimeType;
-extern const NSString * const kOpusCodecMimeType;
-extern const NSString * const kIsacCodecMimeType;
-extern const NSString * const kL16CodecMimeType;
-extern const NSString * const kG722CodecMimeType;
-extern const NSString * const kIlbcCodecMimeType;
-extern const NSString * const kPcmuCodecMimeType;
-extern const NSString * const kPcmaCodecMimeType;
-extern const NSString * const kDtmfCodecMimeType;
-extern const NSString * const kComfortNoiseCodecMimeType;
-extern const NSString * const kVp8CodecMimeType;
-extern const NSString * const kVp9CodecMimeType;
-extern const NSString * const kH264CodecMimeType;
+RTC_EXTERN const NSString * const kRTCRtxCodecMimeType;
+RTC_EXTERN const NSString * const kRTCRedCodecMimeType;
+RTC_EXTERN const NSString * const kRTCUlpfecCodecMimeType;
+RTC_EXTERN const NSString * const kRTCOpusCodecMimeType;
+RTC_EXTERN const NSString * const kRTCIsacCodecMimeType;
+RTC_EXTERN const NSString * const kRTCL16CodecMimeType;
+RTC_EXTERN const NSString * const kRTCG722CodecMimeType;
+RTC_EXTERN const NSString * const kRTCIlbcCodecMimeType;
+RTC_EXTERN const NSString * const kRTCPcmuCodecMimeType;
+RTC_EXTERN const NSString * const kRTCPcmaCodecMimeType;
+RTC_EXTERN const NSString * const kRTCDtmfCodecMimeType;
+RTC_EXTERN const NSString * const kRTCComfortNoiseCodecMimeType;
+RTC_EXTERN const NSString * const kRTCVp8CodecMimeType;
+RTC_EXTERN const NSString * const kRTCVp9CodecMimeType;
+RTC_EXTERN const NSString * const kRTCH264CodecMimeType;
 
 /** Defined in http://w3c.github.io/webrtc-pc/#idl-def-RTCRtpCodecParameters */
+RTC_EXPORT
 @interface RTCRtpCodecParameters : NSObject
 
 /** The RTP payload type. */
 @property(nonatomic, assign) int payloadType;
 
 /**
  * The codec MIME type. Valid types are listed in:
  * http://www.iana.org/assignments/rtp-parameters/rtp-parameters.xhtml#rtp-parameters-2
  *
  * Several supported types are represented by the constants above.
  */
 @property(nonatomic, nonnull) NSString *mimeType;
 
 /** The codec clock rate expressed in Hertz. */
 @property(nonatomic, assign) int clockRate;
 
 /** The number of channels (mono=1, stereo=2). */
 @property(nonatomic, assign) int channels;
 
 - (instancetype)init NS_DESIGNATED_INITIALIZER;
 
 @end
 
 NS_ASSUME_NONNULL_END