1 /* 2 * libjingle 3 * Copyright 2013 Google Inc. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are met: 7 * 8 * 1. Redistributions of source code must retain the above copyright notice, 9 * this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright notice, 11 * this list of conditions and the following disclaimer in the documentation 12 * and/or other materials provided with the distribution. 13 * 3. The name of the author may not be used to endorse or promote products 14 * derived from this software without specific prior written permission. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 17 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 18 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO 19 * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 20 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 21 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 22 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 23 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 24 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 25 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 */ 27 28 #import "RTCMediaStreamTrack.h" 29 30 @protocol RTCVideoRenderer; 31 @class RTCPeerConnectionFactory; 32 @class RTCVideoSource; 33 34 // RTCVideoTrack is an ObjectiveC wrapper for VideoTrackInterface. 35 @interface RTCVideoTrack : RTCMediaStreamTrack 36 37 @property(nonatomic, readonly) RTCVideoSource* source; 38 39 - (instancetype)initWithFactory:(RTCPeerConnectionFactory*)factory 40 source:(RTCVideoSource*)source 41 trackId:(NSString*)trackId; 42 43 // Register a renderer that will render all frames received on this track. 44 - (void)addRenderer:(id<RTCVideoRenderer>)renderer; 45 46 // Deregister a renderer. 47 - (void)removeRenderer:(id<RTCVideoRenderer>)renderer; 48 49 #ifndef DOXYGEN_SHOULD_SKIP_THIS 50 // Disallow init and don't add to documentation 51 - (id)init __attribute__( 52 (unavailable("init is not a supported initializer for this class."))); 53 #endif /* DOXYGEN_SHOULD_SKIP_THIS */ 54 55 @end 56