| /* |
| * libjingle |
| * Copyright 2013 Google Inc. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright notice, |
| * this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright notice, |
| * this list of conditions and the following disclaimer in the documentation |
| * and/or other materials provided with the distribution. |
| * 3. The name of the author may not be used to endorse or promote products |
| * derived from this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED |
| * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
| * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO |
| * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; |
| * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
| * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR |
| * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF |
| * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| package org.webrtc; |
| |
| /** Java version of cricket::VideoCapturer. */ |
| public class VideoCapturer { |
| private long nativeVideoCapturer; |
| |
| protected VideoCapturer() { |
| } |
| |
| public static VideoCapturer create(String deviceName) { |
| Object capturer = nativeCreateVideoCapturer(deviceName); |
| if (capturer != null) |
| return (VideoCapturer) (capturer); |
| return null; |
| } |
| |
| // Sets |nativeCapturer| to be owned by VideoCapturer. |
| protected void setNativeCapturer(long nativeCapturer) { |
| this.nativeVideoCapturer = nativeCapturer; |
| } |
| |
| // Package-visible for PeerConnectionFactory. |
| long takeNativeVideoCapturer() { |
| if (nativeVideoCapturer == 0) { |
| throw new RuntimeException("Capturer can only be taken once!"); |
| } |
| long ret = nativeVideoCapturer; |
| nativeVideoCapturer = 0; |
| return ret; |
| } |
| |
| public void dispose() { |
| // No-op iff this capturer is owned by a source (see comment on |
| // PeerConnectionFactoryInterface::CreateVideoSource()). |
| if (nativeVideoCapturer != 0) { |
| free(nativeVideoCapturer); |
| } |
| } |
| |
| private static native Object nativeCreateVideoCapturer(String deviceName); |
| |
| private static native void free(long nativeVideoCapturer); |
| } |