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75 lines
2.2 KiB
75 lines
2.2 KiB
/*
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* Copyright 2020 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <gui/Surface.h>
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#include <gui/bufferqueue/2.0/H2BGraphicBufferProducer.h>
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#include "include/bufferqueueconverter/BufferQueueConverter.h"
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using ::android::Surface;
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using ::android::IGraphicBufferProducer;
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using ::android::hardware::graphics::bufferqueue::V2_0::utils::H2BGraphicBufferProducer;
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namespace android {
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struct SurfaceHolder {
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sp<Surface> surface;
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SurfaceHolder(const sp<Surface>& s) : surface(s) {}
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};
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/**
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* Custom deleter for SurfaceHolder unique pointer
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*/
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void destroySurfaceHolder(SurfaceHolder* surfaceHolder) {
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delete surfaceHolder;
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}
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SurfaceHolderUniquePtr getSurfaceFromHGBP(const sp<HGraphicBufferProducer>& token) {
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if (token == nullptr) {
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ALOGE("Passed IGraphicBufferProducer handle is invalid.");
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return SurfaceHolderUniquePtr(nullptr, nullptr);
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}
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sp<IGraphicBufferProducer> bufferProducer = new H2BGraphicBufferProducer(token);
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if (bufferProducer == nullptr) {
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ALOGE("Failed to get IGraphicBufferProducer.");
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return SurfaceHolderUniquePtr(nullptr, nullptr);
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}
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sp<Surface> newSurface(new Surface(bufferProducer, true));
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if (newSurface == nullptr) {
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ALOGE("Failed to create Surface from HGBP.");
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return SurfaceHolderUniquePtr(nullptr, nullptr);
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}
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return SurfaceHolderUniquePtr(new SurfaceHolder(newSurface), destroySurfaceHolder);
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}
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ANativeWindow* getNativeWindow(SurfaceHolder* handle) {
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if (handle == nullptr) {
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ALOGE("SurfaceHolder is invalid.");
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return nullptr;
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}
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return static_cast<ANativeWindow*>(handle->surface.get());
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}
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} // namespace android
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