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
28package org.webrtc;
29
30/** Java wrapper for a C++ MediaStreamTrackInterface. */
31public class MediaStreamTrack {
32  /** Tracks MediaStreamTrackInterface.TrackState */
33  public enum State {
34    INITIALIZING, LIVE, ENDED, FAILED
35  }
36
37  final long nativeTrack;
38
39  public MediaStreamTrack(long nativeTrack) {
40    this.nativeTrack = nativeTrack;
41  }
42
43  public String id() {
44    return nativeId(nativeTrack);
45  }
46
47  public String kind() {
48    return nativeKind(nativeTrack);
49  }
50
51  public boolean enabled() {
52    return nativeEnabled(nativeTrack);
53  }
54
55  public boolean setEnabled(boolean enable) {
56    return nativeSetEnabled(nativeTrack, enable);
57  }
58
59  public State state() {
60    return nativeState(nativeTrack);
61  }
62
63  public boolean setState(State newState) {
64    return nativeSetState(nativeTrack, newState.ordinal());
65  }
66
67  public void dispose() {
68    free(nativeTrack);
69  }
70
71  private static native String nativeId(long nativeTrack);
72
73  private static native String nativeKind(long nativeTrack);
74
75  private static native boolean nativeEnabled(long nativeTrack);
76
77  private static native boolean nativeSetEnabled(
78      long nativeTrack, boolean enabled);
79
80  private static native State nativeState(long nativeTrack);
81
82  private static native boolean nativeSetState(
83      long nativeTrack, int newState);
84
85  private static native void free(long nativeTrack);
86}
87