Copyright (C) 2000-2020, Intel Corporation, all rights reserved. Copyright (C) 2009-2011, Willow Garage Inc., all rights reserved. Copyright (C) 2009-2016, NVIDIA Corporation, all rights reserved. Copyright (C) 2010-2013, Advanced Micro Devices, Inc., all rights reserved. Copyright (C) 2015-2020, OpenCV Foundation, all rights reserved. Copyright (C) 2008-2016, Itseez Inc., all rights reserved. Copyright (C) 2019-2020, Xperience AI, all rights reserved. Copyright (C) 2019-2020, Shenzhen Institute of Artificial Intelligence and Robotics for Society, all rights reserved. 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.