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 package org.webrtc; 29 30 import java.util.LinkedList; 31 32 /** Java version of VideoTrackInterface. */ 33 public class VideoTrack extends MediaStreamTrack { 34 private final LinkedList<VideoRenderer> renderers = 35 new LinkedList<VideoRenderer>(); 36 37 public VideoTrack(long nativeTrack) { 38 super(nativeTrack); 39 } 40 41 public void addRenderer(VideoRenderer renderer) { 42 renderers.add(renderer); 43 nativeAddRenderer(nativeTrack, renderer.nativeVideoRenderer); 44 } 45 46 public void removeRenderer(VideoRenderer renderer) { 47 if (!renderers.remove(renderer)) { 48 return; 49 } 50 nativeRemoveRenderer(nativeTrack, renderer.nativeVideoRenderer); 51 renderer.dispose(); 52 } 53 54 public void dispose() { 55 while (!renderers.isEmpty()) { 56 removeRenderer(renderers.getFirst()); 57 } 58 super.dispose(); 59 } 60 61 private static native void free(long nativeTrack); 62 63 private static native void nativeAddRenderer( 64 long nativeTrack, long nativeRenderer); 65 66 private static native void nativeRemoveRenderer( 67 long nativeTrack, long nativeRenderer); 68 } 69
