1 files changed, 59 insertions, 0 deletions
diff --git a/modules/usbcamera/HotplugThread.cpp b/modules/usbcamera/HotplugThread.cpp
new file mode 100644
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--- /dev/null
+++ b/modules/usbcamera/HotplugThread.cpp
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+/*
+ * 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 <cutils/log.h>
+
+#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() {
+
+    /**
+     * 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