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/*
* Copyright (C) 2019 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
//#define LOG_NDEBUG 0
#define LOG_TAG "EmulatedTorchState"
#include "EmulatedTorchState.h"
#include <log/log.h>
namespace android {
using android::google_camera_hal::TorchModeStatus;
status_t EmulatedTorchState::SetTorchMode(TorchMode mode) {
std::lock_guard<std::mutex> lock(mutex_);
if (camera_open_) {
ALOGE("%s: Camera device open, torch cannot be controlled using this API!",
__FUNCTION__);
return UNKNOWN_ERROR;
}
torch_cb_(camera_id_, (mode == TorchMode::kOn)
? TorchModeStatus::kAvailableOn
: TorchModeStatus::kAvailableOff);
return OK;
}
void EmulatedTorchState::AcquireFlashHw() {
std::lock_guard<std::mutex> lock(mutex_);
camera_open_ = true;
torch_cb_(camera_id_, TorchModeStatus::kNotAvailable);
}
void EmulatedTorchState::ReleaseFlashHw() {
std::lock_guard<std::mutex> lock(mutex_);
camera_open_ = false;
torch_cb_(camera_id_, TorchModeStatus::kAvailableOff);
}
} // namespace android