72 lines
2.3 KiB
C++
72 lines
2.3 KiB
C++
/*
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* Copyright (C) 2023 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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#pragma once
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#include <android-base/unique_fd.h>
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#include <cutils/native_handle.h>
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#include <aidl/android/hardware/camera/device/StreamBuffer.h>
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#include <aidl/android/hardware/common/NativeHandle.h>
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namespace android {
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namespace hardware {
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namespace camera {
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namespace provider {
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namespace implementation {
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using aidl::android::hardware::common::NativeHandle;
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using aidl::android::hardware::camera::device::StreamBuffer;
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struct CachedStreamBuffer {
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CachedStreamBuffer(const StreamBuffer& sb);
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CachedStreamBuffer(CachedStreamBuffer&&) noexcept;
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~CachedStreamBuffer();
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int32_t getStreamId() const { return mStreamId; }
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int64_t getBufferId() const { return mBufferId; }
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const native_handle_t* getBuffer() const { return mBuffer; }
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void importAcquireFence(const NativeHandle& fence);
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bool waitAcquireFence(unsigned timeoutMs);
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// this methods are used by cameras to save on lookups by `getStreamId()`
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void setStreamInfo(const void* ptr) { mStreamInfoPtr = ptr; }
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template <class T> const T* getStreamInfo() const {
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return static_cast<const T*>(mStreamInfoPtr);
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}
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StreamBuffer finish(bool success);
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private:
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const native_handle_t* mBuffer; // owned by this class
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const void* mStreamInfoPtr = nullptr;
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int64_t mBufferId;
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base::unique_fd mAcquireFence;
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int32_t mStreamId;
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bool mProcessed = false;
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CachedStreamBuffer(const CachedStreamBuffer&) = delete;
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CachedStreamBuffer& operator=(const CachedStreamBuffer&) = delete;
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CachedStreamBuffer& operator=(CachedStreamBuffer&&) = delete;
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};
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} // namespace implementation
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} // namespace provider
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} // namespace camera
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} // namespace hardware
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} // namespace android
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