64 lines
1.8 KiB
C++
64 lines
1.8 KiB
C++
/*
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* Copyright (C) 2019 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 HW_EMULATOR_TORCH_STATE_H
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#define HW_EMULATOR_TORCH_STATE_H
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#include <hwl_types.h>
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#include <mutex>
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#include <queue>
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namespace android {
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using android::google_camera_hal::HwlTorchModeStatusChangeFunc;
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using android::google_camera_hal::TorchMode;
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using android::google_camera_hal::TorchModeStatus;
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class EmulatedTorchState {
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public:
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EmulatedTorchState(uint32_t camera_id, HwlTorchModeStatusChangeFunc torch_cb)
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: camera_id_(camera_id), torch_cb_(torch_cb) {
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}
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status_t SetTorchMode(TorchMode mode);
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status_t TurnOnTorchWithStrengthLevel(int32_t torch_strength);
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void AcquireFlashHw();
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void ReleaseFlashHw();
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int32_t GetTorchStrengthLevel();
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void InitializeTorchDefaultLevel(int32_t default_level);
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void InitializeSupportTorchStrengthLevel(bool is_torch_strength_control_supported);
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private:
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std::mutex mutex_;
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uint32_t camera_id_;
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HwlTorchModeStatusChangeFunc torch_cb_;
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bool camera_open_ = false;
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TorchModeStatus torch_status_;
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int32_t new_torch_strength_level_ = 0;
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bool support_torch_strength_control_ = false;
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int32_t default_level_ = 0;
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EmulatedTorchState(const EmulatedTorchState&) = delete;
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EmulatedTorchState& operator=(const EmulatedTorchState&) = delete;
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};
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} // namespace android
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#endif
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