| // Copyright 2016 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef MEDIA_CAPTURE_CONTENT_ANDROID_SCREEN_CAPTURE_MACHINE_ANDROID_H_ |
| #define MEDIA_CAPTURE_CONTENT_ANDROID_SCREEN_CAPTURE_MACHINE_ANDROID_H_ |
| |
| #include <jni.h> |
| #include <memory> |
| |
| #include "base/android/scoped_java_ref.h" |
| #include "base/memory/scoped_refptr.h" |
| #include "media/capture/capture_export.h" |
| |
| namespace media { |
| |
| class ThreadSafeCaptureOracle; |
| struct VideoCaptureParams; |
| class VideoFrame; |
| |
| // ScreenCaptureMachineAndroid captures 32bit RGB or YUV420 triplanar. |
| class CAPTURE_EXPORT ScreenCaptureMachineAndroid { |
| public: |
| ScreenCaptureMachineAndroid(); |
| virtual ~ScreenCaptureMachineAndroid(); |
| |
| static base::android::ScopedJavaLocalRef<jobject> |
| createScreenCaptureMachineAndroid(jlong nativeScreenCaptureMachineAndroid); |
| |
| // Implement org.chromium.media.ScreenCapture.nativeOnRGBAFrameAvailable. |
| void OnRGBAFrameAvailable(JNIEnv* env, |
| const base::android::JavaRef<jobject>& obj, |
| const base::android::JavaRef<jobject>& buf, |
| jint row_stride, |
| jint left, |
| jint top, |
| jint width, |
| jint height, |
| jlong timestamp); |
| // Implement org.chromium.media.ScreenCapture.nativeOnI420FrameAvailable. |
| void OnI420FrameAvailable(JNIEnv* env, |
| const base::android::JavaRef<jobject>& obj, |
| const base::android::JavaRef<jobject>& y_buffer, |
| jint y_stride, |
| const base::android::JavaRef<jobject>& u_buffer, |
| const base::android::JavaRef<jobject>& v_buffer, |
| jint uv_row_stride, |
| jint uv_pixel_stride, |
| jint left, |
| jint top, |
| jint width, |
| jint height, |
| jlong timestamp); |
| |
| // Implement org.chromium.media.ScreenCapture.nativeOnActivityResult. |
| void OnActivityResult(JNIEnv* env, |
| const base::android::JavaRef<jobject>& obj, |
| jboolean result); |
| |
| // Implement org.chromium.media.ScreenCaptuer.nativeOnOrientationChange. |
| void OnOrientationChange(JNIEnv* env, |
| const base::android::JavaRef<jobject>& obj, |
| jint rotation); |
| |
| // Starts/Stops capturing. |
| bool Start(scoped_refptr<ThreadSafeCaptureOracle> oracle_proxy, |
| const VideoCaptureParams& params); |
| void Stop(); |
| |
| // If there is a cached frame, and the oracle allows sending another frame |
| // right now, the cached captured frame is redelivered. |
| void MaybeCaptureForRefresh(); |
| |
| private: |
| // Indicates the orientation of the device. |
| enum DeviceOrientation { kLandscape, kPortrait, kDefault }; |
| |
| // Makes all the decisions about which frames to copy, and how. |
| scoped_refptr<media::ThreadSafeCaptureOracle> oracle_proxy_; |
| |
| // Cache the last frame for possible refreshing. |
| scoped_refptr<VideoFrame> lastFrame_; |
| |
| // Java VideoCaptureAndroid instance. |
| base::android::ScopedJavaLocalRef<jobject> j_capture_; |
| |
| DISALLOW_COPY_AND_ASSIGN(ScreenCaptureMachineAndroid); |
| }; |
| |
| } // namespace media |
| |
| #endif // MEDIA_CAPTURE_CONTENT_ANDROID_SCREEN_CAPTURE_MACHINE_ANDROID_H_ |