1 /* 2 * Copyright 2020 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #pragma once 18 19 #include <android/gui/BnScreenCaptureListener.h> 20 #include <gui/SurfaceComposerClient.h> 21 #include <future> 22 23 namespace android { 24 25 using gui::ScreenCaptureResults; 26 27 struct SyncScreenCaptureListener : gui::BnScreenCaptureListener { 28 public: onScreenCaptureCompletedSyncScreenCaptureListener29 binder::Status onScreenCaptureCompleted(const ScreenCaptureResults& captureResults) override { 30 resultsPromise.set_value(captureResults); 31 return binder::Status::ok(); 32 } 33 waitForResultsSyncScreenCaptureListener34 ScreenCaptureResults waitForResults() { 35 std::future<ScreenCaptureResults> resultsFuture = resultsPromise.get_future(); 36 const auto screenCaptureResults = resultsFuture.get(); 37 screenCaptureResults.fence->waitForever(""); 38 return screenCaptureResults; 39 } 40 41 private: 42 std::promise<ScreenCaptureResults> resultsPromise; 43 }; 44 45 } // namespace android