/* * Copyright (C) 2015 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 "HotplugThread" #include #include "HotplugThread.h" namespace usb_camera_hal { HotplugThread::HotplugThread(CameraHAL *hal) : mModule(hal) { } HotplugThread::~HotplugThread() { } void HotplugThread::requestExit() { // Call parent to set up shutdown Thread::requestExit(); // Cleanup other states? } bool HotplugThread::threadLoop() { (void)mModule; // silence warning about unused member. /** * Check camera connection status change, if connected, do below: * 1. Create camera device, add to mCameras. * 2. Init static info (mCameras[id]->initStaticInfo()) * 3. Notify on_status_change callback * * If unconnected, similarly, do below: * 1. Destroy camera device and remove it from mCameras. * 2. Notify on_status_change callback * * DO NOT have a tight polling loop here, to avoid excessive CPU utilization. */ return true; } } // namespace usb_camera_hal