talk/app/webrtc/java/jni/androidvideocapturer_jni.h

/*
 * libjingle
 * Copyright 2015 Google Inc.
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 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
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 *  1. Redistributions of source code must retain the above copyright notice,
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 *  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,
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#ifndef TALK_APP_WEBRTC_JAVA_JNI_ANDROIDVIDEOCAPTURER_JNI_H_
#define TALK_APP_WEBRTC_JAVA_JNI_ANDROIDVIDEOCAPTURER_JNI_H_

#include <string>

#include "talk/app/webrtc/androidvideocapturer.h"
#include "talk/app/webrtc/java/jni/jni_helpers.h"

namespace webrtc_jni {

// AndroidVideoCapturerJni implements AndroidVideoCapturerDelegate.
// The purpose of the delegate is to hide the JNI specifics from the C++ only
// AndroidVideoCapturer.
class AndroidVideoCapturerJni : public webrtc::AndroidVideoCapturerDelegate {
 public:
  static int SetAndroidObjects(JNIEnv* jni, jobject appliction_context);
  AndroidVideoCapturerJni(JNIEnv* jni, jobject j_video_capturer);
  ~AndroidVideoCapturerJni();

  void Start(int width, int height, int framerate,
             webrtc::AndroidVideoCapturer* capturer) override;
  bool Stop() override;

  std::string GetSupportedFormats() override;

 private:
  JNIEnv* jni();

  const ScopedGlobalRef<jobject> j_capturer_global_;
  const ScopedGlobalRef<jclass> j_video_capturer_class_;
  const ScopedGlobalRef<jclass> j_frame_observer_class_;
  jobject j_frame_observer_;

  static jobject application_context_;

  DISALLOW_COPY_AND_ASSIGN(AndroidVideoCapturerJni);
};

}  // namespace webrtc_jni

#endif  // TALK_APP_WEBRTC_JAVA_JNI_ANDROIDVIDEOCAPTURER_JNI_H_