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1 /* | 1 /* |
2 * libjingle | 2 * libjingle |
3 * Copyright 2015 Google Inc. | 3 * Copyright 2015 Google Inc. |
4 * | 4 * |
5 * Redistribution and use in source and binary forms, with or without | 5 * Redistribution and use in source and binary forms, with or without |
6 * modification, are permitted provided that the following conditions are met: | 6 * modification, are permitted provided that the following conditions are met: |
7 * | 7 * |
8 * 1. Redistributions of source code must retain the above copyright notice, | 8 * 1. Redistributions of source code must retain the above copyright notice, |
9 * this list of conditions and the following disclaimer. | 9 * this list of conditions and the following disclaimer. |
10 * 2. Redistributions in binary form must reproduce the above copyright notice, | 10 * 2. Redistributions in binary form must reproduce the above copyright notice, |
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41 | 41 |
42 class NativeHandleImpl; | 42 class NativeHandleImpl; |
43 | 43 |
44 // AndroidVideoCapturerJni implements AndroidVideoCapturerDelegate. | 44 // AndroidVideoCapturerJni implements AndroidVideoCapturerDelegate. |
45 // The purpose of the delegate is to hide the JNI specifics from the C++ only | 45 // The purpose of the delegate is to hide the JNI specifics from the C++ only |
46 // AndroidVideoCapturer. | 46 // AndroidVideoCapturer. |
47 class AndroidVideoCapturerJni : public webrtc::AndroidVideoCapturerDelegate { | 47 class AndroidVideoCapturerJni : public webrtc::AndroidVideoCapturerDelegate { |
48 public: | 48 public: |
49 static int SetAndroidObjects(JNIEnv* jni, jobject appliction_context); | 49 static int SetAndroidObjects(JNIEnv* jni, jobject appliction_context); |
50 | 50 |
51 AndroidVideoCapturerJni(JNIEnv* jni, jobject j_video_capturer); | 51 AndroidVideoCapturerJni(JNIEnv* jni, |
| 52 jobject j_video_capturer, |
| 53 jobject j_surface_texture_helper); |
52 | 54 |
53 void Start(int width, int height, int framerate, | 55 void Start(int width, int height, int framerate, |
54 webrtc::AndroidVideoCapturer* capturer) override; | 56 webrtc::AndroidVideoCapturer* capturer) override; |
55 void Stop() override; | 57 void Stop() override; |
56 | 58 |
57 std::string GetSupportedFormats() override; | 59 std::string GetSupportedFormats() override; |
58 | 60 |
59 // Called from VideoCapturerAndroid::NativeObserver on a Java thread. | 61 // Called from VideoCapturerAndroid::NativeObserver on a Java thread. |
60 void OnCapturerStarted(bool success); | 62 void OnCapturerStarted(bool success); |
61 void OnMemoryBufferFrame(void* video_frame, int length, int width, | 63 void OnMemoryBufferFrame(void* video_frame, int length, int width, |
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78 }; | 80 }; |
79 | 81 |
80 // Helper function to make safe asynchronous calls to |capturer_|. The calls | 82 // Helper function to make safe asynchronous calls to |capturer_|. The calls |
81 // are not guaranteed to be delivered. | 83 // are not guaranteed to be delivered. |
82 template <typename... Args> | 84 template <typename... Args> |
83 void AsyncCapturerInvoke( | 85 void AsyncCapturerInvoke( |
84 const char* method_name, | 86 const char* method_name, |
85 void (webrtc::AndroidVideoCapturer::*method)(Args...), | 87 void (webrtc::AndroidVideoCapturer::*method)(Args...), |
86 typename Identity<Args>::type... args); | 88 typename Identity<Args>::type... args); |
87 | 89 |
88 const ScopedGlobalRef<jobject> j_capturer_global_; | 90 const ScopedGlobalRef<jobject> j_video_capturer_; |
| 91 const ScopedGlobalRef<jobject> j_surface_texture_helper_; |
89 const ScopedGlobalRef<jclass> j_video_capturer_class_; | 92 const ScopedGlobalRef<jclass> j_video_capturer_class_; |
90 const ScopedGlobalRef<jclass> j_observer_class_; | 93 const ScopedGlobalRef<jclass> j_observer_class_; |
91 | 94 |
92 rtc::ThreadChecker thread_checker_; | 95 rtc::ThreadChecker thread_checker_; |
93 | 96 |
94 // |capturer| is a guaranteed to be a valid pointer between a call to | 97 // |capturer| is a guaranteed to be a valid pointer between a call to |
95 // AndroidVideoCapturerDelegate::Start | 98 // AndroidVideoCapturerDelegate::Start |
96 // until AndroidVideoCapturerDelegate::Stop. | 99 // until AndroidVideoCapturerDelegate::Stop. |
97 rtc::CriticalSection capturer_lock_; | 100 rtc::CriticalSection capturer_lock_; |
98 webrtc::AndroidVideoCapturer* capturer_ GUARDED_BY(capturer_lock_); | 101 webrtc::AndroidVideoCapturer* capturer_ GUARDED_BY(capturer_lock_); |
99 // |invoker_| is used to communicate with |capturer_| on the thread Start() is | 102 // |invoker_| is used to communicate with |capturer_| on the thread Start() is |
100 // called on. | 103 // called on. |
101 rtc::scoped_ptr<rtc::GuardedAsyncInvoker> invoker_ GUARDED_BY(capturer_lock_); | 104 rtc::scoped_ptr<rtc::GuardedAsyncInvoker> invoker_ GUARDED_BY(capturer_lock_); |
102 | 105 |
103 static jobject application_context_; | 106 static jobject application_context_; |
104 | 107 |
105 RTC_DISALLOW_COPY_AND_ASSIGN(AndroidVideoCapturerJni); | 108 RTC_DISALLOW_COPY_AND_ASSIGN(AndroidVideoCapturerJni); |
106 }; | 109 }; |
107 | 110 |
108 } // namespace webrtc_jni | 111 } // namespace webrtc_jni |
109 | 112 |
110 #endif // TALK_APP_WEBRTC_JAVA_JNI_ANDROIDVIDEOCAPTURER_JNI_H_ | 113 #endif // TALK_APP_WEBRTC_JAVA_JNI_ANDROIDVIDEOCAPTURER_JNI_H_ |
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