Index: media/screen_capture/android/screen_capturer_android.cc |
diff --git a/media/screen_capture/android/screen_capturer_android.cc b/media/screen_capture/android/screen_capturer_android.cc |
new file mode 100644 |
index 0000000000000000000000000000000000000000..678ee0d978e53f3f0967d83cf52e7be8cee17372 |
--- /dev/null |
+++ b/media/screen_capture/android/screen_capturer_android.cc |
@@ -0,0 +1,115 @@ |
+// Copyright (c) 2015 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. |
+ |
+#include "media/screen_capture/android/screen_capturer_android.h" |
+ |
+#include "base/android/jni_android.h" |
+#include "base/android/scoped_java_ref.h" |
+#include "base/strings/string_number_conversions.h" |
+#include "jni/ScreenCapture_jni.h" |
renyuzhuo
2016/08/10 10:02:24
where is the jni/ScreenCapture_jni.h,thank you!
|
+#include "media/screen_capture/android/screen_capture_factory_android.h" |
+#include "third_party/webrtc/modules/desktop_capture/desktop_frame.h" |
+#include "third_party/webrtc/system_wrappers/interface/tick_util.h" |
+ |
+using base::android::AttachCurrentThread; |
+ |
+namespace media { |
+ |
+// static |
+bool ScreenCapturerAndroid::RegisterScreenCapturer(JNIEnv* env) { |
+ return media::RegisterNativesImpl(env); |
+} |
+ |
+ScreenCapturerAndroid::ScreenCapturerAndroid(): callback_(NULL) {} |
+ |
+ScreenCapturerAndroid::~ScreenCapturerAndroid() { |
+ JNIEnv* env = AttachCurrentThread(); |
+ media::Java_ScreenCapture_stopCapture(env, j_capture_.obj()); |
+} |
+ |
+void ScreenCapturerAndroid::OnFrameAvailable(JNIEnv* env, |
+ jobject obj, |
+ jbyteArray data, |
+ jint width, |
+ jint height) { |
+ jbyte* buffer = env->GetByteArrayElements(data, NULL); |
+ if (!buffer) { |
+ LOG(ERROR) << "ScreenCapturerAndroid::OnFrameAvailable: " |
+ "failed to GetByteArrayElements"; |
+ return; |
+ } |
+ |
+ webrtc::TickTime capture_start_time = webrtc::TickTime::Now(); |
+ webrtc::DesktopSize size(width, height); |
+ int stride = webrtc::DesktopFrame::kBytesPerPixel * size.width(); |
+ |
+ queue_.MoveToNextFrame(); |
+ |
+ if (!queue_.current_frame()) { |
+ rtc::scoped_ptr<webrtc::DesktopFrame> frame( |
+ new webrtc::BasicDesktopFrame(size)); |
+ queue_.ReplaceCurrentFrame(frame.release()); |
+ } |
+ |
+ webrtc::DesktopFrame* fframe = queue_.current_frame()->Share(); |
+ webrtc::DesktopRect screen_rect = |
+ webrtc::DesktopRect::MakeSize(fframe->size()); |
+ |
+ fframe->CopyPixelsFrom( |
+ reinterpret_cast<uint8_t*>(buffer), stride, screen_rect); |
+ |
+ fframe->set_capture_time_ms( |
+ (webrtc::TickTime::Now() - capture_start_time).Milliseconds()); |
+ callback_->OnCaptureCompleted(fframe); |
+ |
+ env->ReleaseByteArrayElements(data, buffer, JNI_ABORT); |
+} |
+ |
+void ScreenCapturerAndroid::OnActivityResult(JNIEnv* env, |
+ jobject obj, |
+ jint result) { |
+ if (result == 0) { |
+ DVLOG(1) << "User canceled screen capture"; |
+ return; |
+ } |
+ |
+ media::Java_ScreenCapture_startCapture(env, obj); |
+} |
+ |
+void ScreenCapturerAndroid::Capture(const webrtc::DesktopRegion& region) {} |
+ |
+bool ScreenCapturerAndroid::GetScreenList(ScreenList* screens) { |
+// return webrtc::GetScreenList(screens); |
+ // TODO(jiayl): implement screen enumeration. |
+ Screen default_screen; |
+ default_screen.id = 0; |
+ screens->push_back(default_screen); |
+ return true; |
+} |
+ |
+bool ScreenCapturerAndroid::SelectScreen(webrtc::ScreenId id) { |
+ return true; |
+} |
+ |
+void ScreenCapturerAndroid::Start(webrtc::DesktopCapturer::Callback* callback) { |
+ assert(!callback_); |
+ assert(callback); |
+ |
+ callback_ = callback; |
+ |
+ j_capture_.Reset(media::ScreenCaptureFactoryAndroid |
+ ::createScreenCaptureAndroid(reinterpret_cast<intptr_t>(this))); |
+ |
+ if (j_capture_.obj() == NULL) { |
+ LOG(ERROR) << "ScreenCapturerAndroid::Start" |
+ " failed to createScreenCaptureAndroid," |
+ " Maybe android version is too low"; |
+ return; |
+ } |
+ |
+ JNIEnv* env = AttachCurrentThread(); |
+ media::Java_ScreenCapture_start(env, j_capture_.obj()); |
+} |
+ |
+} // namespace media |