Repo created

TMessagesProj/jni/voip/webrtc/sdk/android/native_api/video/video_source.cc

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+/*
+ *  Copyright (c) 2018 The WebRTC project authors. All Rights Reserved.
+ *
+ *  Use of this source code is governed by a BSD-style license
+ *  that can be found in the LICENSE file in the root of the source
+ *  tree. An additional intellectual property rights grant can be found
+ *  in the file PATENTS.  All contributing project authors may
+ *  be found in the AUTHORS file in the root of the source tree.
+ */
+
+#include "sdk/android/native_api/video/video_source.h"
+
+#include "sdk/android/src/jni/android_video_track_source.h"
+#include "sdk/android/src/jni/native_capturer_observer.h"
+
+namespace webrtc {
+
+namespace {
+
+// Hides full jni::AndroidVideoTrackSource interface and provides an instance of
+// NativeCapturerObserver associated with the video source. Does not extend
+// AndroidVideoTrackSource to avoid diamond inheritance on
+// VideoTrackSourceInterface.
+class JavaVideoTrackSourceImpl : public JavaVideoTrackSourceInterface {
+ public:
+  JavaVideoTrackSourceImpl(JNIEnv* env,
+                           rtc::Thread* signaling_thread,
+                           bool is_screencast,
+                           bool align_timestamps)
+      : android_video_track_source_(
+            rtc::make_ref_counted<jni::AndroidVideoTrackSource>(
+                signaling_thread,
+                env,
+                is_screencast,
+                align_timestamps)),
+        native_capturer_observer_(jni::CreateJavaNativeCapturerObserver(
+            env,
+            android_video_track_source_)) {}
+
+  ScopedJavaLocalRef<jobject> GetJavaVideoCapturerObserver(
+      JNIEnv* env) override {
+    return ScopedJavaLocalRef<jobject>(env, native_capturer_observer_);
+  }
+
+  // Delegate VideoTrackSourceInterface methods to android_video_track_source_.
+  void RegisterObserver(ObserverInterface* observer) override {
+    android_video_track_source_->RegisterObserver(observer);
+  }
+
+  void UnregisterObserver(ObserverInterface* observer) override {
+    android_video_track_source_->UnregisterObserver(observer);
+  }
+
+  SourceState state() const override {
+    return android_video_track_source_->state();
+  }
+
+  bool remote() const override { return android_video_track_source_->remote(); }
+
+  void AddOrUpdateSink(rtc::VideoSinkInterface<VideoFrame>* sink,
+                       const rtc::VideoSinkWants& wants) override {
+    // The method is defined private in the implementation so we have to access
+    // it through the interface...
+    static_cast<VideoTrackSourceInterface*>(android_video_track_source_.get())
+        ->AddOrUpdateSink(sink, wants);
+  }
+
+  void RemoveSink(rtc::VideoSinkInterface<VideoFrame>* sink) override {
+    // The method is defined private in the implementation so we have to access
+    // it through the interface...
+    static_cast<VideoTrackSourceInterface*>(android_video_track_source_.get())
+        ->RemoveSink(sink);
+  }
+
+  bool is_screencast() const override {
+    return android_video_track_source_->is_screencast();
+  }
+
+  absl::optional<bool> needs_denoising() const override {
+    return android_video_track_source_->needs_denoising();
+  }
+
+  bool GetStats(Stats* stats) override {
+    // The method is defined private in the implementation so we have to access
+    // it through the interface...
+    return static_cast<VideoTrackSourceInterface*>(
+               android_video_track_source_.get())
+        ->GetStats(stats);
+  }
+
+ private:
+  // Encoded sinks not implemented for JavaVideoTrackSourceImpl.
+  bool SupportsEncodedOutput() const override { return false; }
+  void GenerateKeyFrame() override {}
+  void AddEncodedSink(
+      rtc::VideoSinkInterface<webrtc::RecordableEncodedFrame>* sink) override {}
+  void RemoveEncodedSink(
+      rtc::VideoSinkInterface<webrtc::RecordableEncodedFrame>* sink) override {}
+
+  rtc::scoped_refptr<jni::AndroidVideoTrackSource> android_video_track_source_;
+  ScopedJavaGlobalRef<jobject> native_capturer_observer_;
+};
+
+}  // namespace
+
+rtc::scoped_refptr<JavaVideoTrackSourceInterface> CreateJavaVideoSource(
+    JNIEnv* jni,
+    rtc::Thread* signaling_thread,
+    bool is_screencast,
+    bool align_timestamps) {
+  return rtc::make_ref_counted<JavaVideoTrackSourceImpl>(
+      jni, signaling_thread, is_screencast, align_timestamps);
+}
+
+}  // namespace webrtc

TMessagesProj/jni/voip/webrtc/sdk/android/native_api/video/video_source.h

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+/*
+ *  Copyright 2018 The WebRTC project authors. All Rights Reserved.
+ *
+ *  Use of this source code is governed by a BSD-style license
+ *  that can be found in the LICENSE file in the root of the source
+ *  tree. An additional intellectual property rights grant can be found
+ *  in the file PATENTS.  All contributing project authors may
+ *  be found in the AUTHORS file in the root of the source tree.
+ */
+
+#ifndef SDK_ANDROID_NATIVE_API_VIDEO_VIDEO_SOURCE_H_
+#define SDK_ANDROID_NATIVE_API_VIDEO_VIDEO_SOURCE_H_
+
+#include <jni.h>
+
+#include "api/media_stream_interface.h"
+#include "rtc_base/thread.h"
+#include "sdk/android/native_api/jni/scoped_java_ref.h"
+
+namespace webrtc {
+
+// Interface for class that implements VideoTrackSourceInterface and provides a
+// Java object that can be used to feed frames to the source.
+class JavaVideoTrackSourceInterface : public VideoTrackSourceInterface {
+ public:
+  // Returns CapturerObserver object that can be used to feed frames to the
+  // video source.
+  virtual ScopedJavaLocalRef<jobject> GetJavaVideoCapturerObserver(
+      JNIEnv* env) = 0;
+};
+
+// Creates an instance of JavaVideoTrackSourceInterface,
+rtc::scoped_refptr<JavaVideoTrackSourceInterface> CreateJavaVideoSource(
+    JNIEnv* env,
+    rtc::Thread* signaling_thread,
+    bool is_screencast,
+    bool align_timestamps);
+
+}  // namespace webrtc
+
+#endif  // SDK_ANDROID_NATIVE_API_VIDEO_VIDEO_SOURCE_H_

TMessagesProj/jni/voip/webrtc/sdk/android/native_api/video/wrapper.cc

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+/*
+ *  Copyright 2018 The WebRTC project authors. All Rights Reserved.
+ *
+ *  Use of this source code is governed by a BSD-style license
+ *  that can be found in the LICENSE file in the root of the source
+ *  tree. An additional intellectual property rights grant can be found
+ *  in the file PATENTS.  All contributing project authors may
+ *  be found in the AUTHORS file in the root of the source tree.
+ */
+
+#include "sdk/android/native_api/video/wrapper.h"
+
+#include <memory>
+
+#include "sdk/android/native_api/jni/scoped_java_ref.h"
+#include "sdk/android/src/jni/video_frame.h"
+#include "sdk/android/src/jni/video_sink.h"
+
+namespace webrtc {
+
+std::unique_ptr<rtc::VideoSinkInterface<VideoFrame>> JavaToNativeVideoSink(
+    JNIEnv* jni,
+    jobject video_sink) {
+  return std::make_unique<jni::VideoSinkWrapper>(
+      jni, JavaParamRef<jobject>(video_sink));
+}
+
+ScopedJavaLocalRef<jobject> NativeToJavaVideoFrame(JNIEnv* jni,
+                                                   const VideoFrame& frame) {
+  return jni::NativeToJavaVideoFrame(jni, frame);
+}
+
+}  // namespace webrtc

TMessagesProj/jni/voip/webrtc/sdk/android/native_api/video/wrapper.h

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+/*
+ *  Copyright 2018 The WebRTC project authors. All Rights Reserved.
+ *
+ *  Use of this source code is governed by a BSD-style license
+ *  that can be found in the LICENSE file in the root of the source
+ *  tree. An additional intellectual property rights grant can be found
+ *  in the file PATENTS.  All contributing project authors may
+ *  be found in the AUTHORS file in the root of the source tree.
+ */
+
+#ifndef SDK_ANDROID_NATIVE_API_VIDEO_WRAPPER_H_
+#define SDK_ANDROID_NATIVE_API_VIDEO_WRAPPER_H_
+
+#include <jni.h>
+
+#include <memory>
+
+#include "api/media_stream_interface.h"
+#include "api/video/video_frame.h"
+#include "sdk/android/native_api/jni/scoped_java_ref.h"
+
+namespace webrtc {
+
+// Creates an instance of rtc::VideoSinkInterface<VideoFrame> from Java
+// VideoSink.
+std::unique_ptr<rtc::VideoSinkInterface<VideoFrame>> JavaToNativeVideoSink(
+    JNIEnv* jni,
+    jobject video_sink);
+
+// Creates a Java VideoFrame object from a native VideoFrame. The returned
+// object has to be released by calling release.
+ScopedJavaLocalRef<jobject> NativeToJavaVideoFrame(JNIEnv* jni,
+                                                   const VideoFrame& frame);
+
+}  // namespace webrtc
+
+#endif  // SDK_ANDROID_NATIVE_API_VIDEO_WRAPPER_H_