/* * Copyright (C) 2015 Samuel Audet * * Licensed either under the Apache License, Version 2.0, or (at your option) * under the terms of the GNU General Public License as published by * the Free Software Foundation (subject to the "Classpath" exception), * either version 2, or any later version (collectively, 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 * http://www.gnu.org/licenses/ * http://www.gnu.org/software/classpath/license.html * * or as provided in the LICENSE.txt file that accompanied this code. * 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. */ package org.bytedeco.javacv; /** * Defines two methods to convert between a {@link Frame} and another generic * data object that can contain the same data. The idea with this design is * to allow users to convert easily between multiple potentially mutually * exclusive types of image data objects over which we have no control. Because * of this, and for performance reasons, any object returned by this class is * guaranteed to remain valid only until the next call to {@code convert()}, * anywhere in a chain of {@code FrameConverter} objects, and only as long as * the latter themselves are not garbage collected. * * @author Samuel Audet */ public abstract class FrameConverter<F> { protected Frame frame; public abstract Frame convert(F f); public abstract F convert(Frame frame); }