1 /* 2 * Copyright 2018 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 #include "NativeWindowSurface.h" 18 19 #include <gui/IGraphicBufferProducer.h> 20 #include <gui/Surface.h> 21 22 namespace android::surfaceflinger { 23 24 NativeWindowSurface::~NativeWindowSurface() = default; 25 26 namespace impl { 27 createNativeWindowSurface(const sp<IGraphicBufferProducer> & producer)28std::unique_ptr<surfaceflinger::NativeWindowSurface> createNativeWindowSurface( 29 const sp<IGraphicBufferProducer>& producer) { 30 class NativeWindowSurface final : public surfaceflinger::NativeWindowSurface { 31 public: 32 explicit NativeWindowSurface(const sp<IGraphicBufferProducer>& producer) 33 : mSurface(new Surface(producer, /* controlledByApp */ false)) {} 34 35 ~NativeWindowSurface() override = default; 36 37 sp<ANativeWindow> getNativeWindow() const override { return mSurface; } 38 39 void preallocateBuffers() override { mSurface->allocateBuffers(); } 40 41 private: 42 sp<Surface> mSurface; 43 }; 44 45 return std::make_unique<NativeWindowSurface>(producer); 46 } 47 48 } // namespace impl 49 } // namespace android::surfaceflinger 50