75 lines
2.6 KiB
C++
75 lines
2.6 KiB
C++
/*
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* Copyright (C) 2022 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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#ifndef ANDROID_SERVERS_HIDL_CAMERA3_OUTPUT_UTILS_H
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#define ANDROID_SERVERS_HIDL_CAMERA3_OUTPUT_UTILS_H
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#include <memory>
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#include <mutex>
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#include <cutils/native_handle.h>
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#include <fmq/MessageQueue.h>
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#include <common/CameraDeviceBase.h>
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#include <android/hardware/camera/device/3.5/ICameraDeviceCallback.h>
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#include "device3/BufferUtils.h"
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#include "device3/InFlightRequest.h"
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#include "device3/Camera3Stream.h"
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#include "device3/Camera3OutputUtils.h"
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namespace android {
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using ResultMetadataQueue = hardware::MessageQueue<uint8_t, hardware::kSynchronizedReadWrite>;
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namespace camera3 {
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/**
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* Helper methods shared between HidlCamera3Device/HidlCamera3OfflineSession for HAL callbacks
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*/
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// Camera3Device/Camera3OfflineSession internal states used in notify/processCaptureResult
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// callbacks
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struct HidlCaptureOutputStates : public CaptureOutputStates {
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std::unique_ptr<ResultMetadataQueue>& fmq;
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};
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// Handle one capture result. Assume callers hold the lock to serialize all
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// processCaptureResult calls
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void processOneCaptureResultLocked(
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HidlCaptureOutputStates& states,
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const hardware::camera::device::V3_2::CaptureResult& result,
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const hardware::hidl_vec<
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hardware::camera::device::V3_4::PhysicalCameraMetadata>
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&physicalCameraMetadata);
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// Handle one notify message
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void notify(CaptureOutputStates& states,
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const hardware::camera::device::V3_2::NotifyMsg& msg);
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void requestStreamBuffers(RequestBufferStates& states,
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const hardware::hidl_vec<hardware::camera::device::V3_5::BufferRequest>& bufReqs,
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hardware::camera::device::V3_5::ICameraDeviceCallback::requestStreamBuffers_cb
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_hidl_cb);
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void returnStreamBuffers(ReturnBufferStates& states,
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const hardware::hidl_vec<hardware::camera::device::V3_2::StreamBuffer>& buffers);
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} // namespace camera3
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} // namespace android
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#endif
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