androidvideocapturer_jni.h revision 96e4db9bea49cf096044c89c94778bff525362ba 
1/*
2 * libjingle
3 * Copyright 2015 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
29#ifndef TALK_APP_WEBRTC_JAVA_JNI_ANDROIDVIDEOCAPTURER_JNI_H_
30#define TALK_APP_WEBRTC_JAVA_JNI_ANDROIDVIDEOCAPTURER_JNI_H_
31
32#include <string>
33
34#include "talk/app/webrtc/androidvideocapturer.h"
35#include "talk/app/webrtc/java/jni/jni_helpers.h"
36
37namespace webrtc_jni {
38
39// AndroidVideoCapturerJni implements AndroidVideoCapturerDelegate.
40// The purpose of the delegate is to hide the JNI specifics from the C++ only
41// AndroidVideoCapturer.
42class AndroidVideoCapturerJni : public webrtc::AndroidVideoCapturerDelegate {
43 public:
44  static int SetAndroidObjects(JNIEnv* jni, jobject appliction_context);
45  AndroidVideoCapturerJni(JNIEnv* jni, jobject j_video_capturer);
46  ~AndroidVideoCapturerJni();
47
48  void Start(int width, int height, int framerate,
49             webrtc::AndroidVideoCapturer* capturer) override;
50  bool Stop() override;
51
52  std::string GetSupportedFormats() override;
53
54 private:
55  JNIEnv* jni();
56
57  const ScopedGlobalRef<jobject> j_capturer_global_;
58  const ScopedGlobalRef<jclass> j_video_capturer_class_;
59  const ScopedGlobalRef<jclass> j_frame_observer_class_;
60  jobject j_frame_observer_;
61
62  static jobject application_context_;
63
64  DISALLOW_COPY_AND_ASSIGN(AndroidVideoCapturerJni);
65};
66
67}  // namespace webrtc_jni
68
69#endif  // TALK_APP_WEBRTC_JAVA_JNI_ANDROIDVIDEOCAPTURER_JNI_H_
70