165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn/* 265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * Copyright (C) 2011 The Android Open Source Project 365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * 465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * Licensed under the Apache License, Version 2.0 (the "License"); 565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * you may not use this file except in compliance with the License. 665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * You may obtain a copy of the License at 765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * 865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * http://www.apache.org/licenses/LICENSE-2.0 965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * 1065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * Unless required by applicable law or agreed to in writing, software 1165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * distributed under the License is distributed on an "AS IS" BASIS, 1265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 1365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * See the License for the specific language governing permissions and 1465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * limitations under the License. 1565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn */ 1665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 1765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 1865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Rennpackage android.filterfw.core; 1965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 2065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Rennimport android.filterfw.core.Filter; 2165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Rennimport android.filterfw.core.FilterGraph; 2265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 2365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn/** 2465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * @hide 2565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn */ 2665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Rennpublic abstract class Scheduler { 2765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn // All methods are core internal methods as Scheduler internals are only used by the GraphRunner. 2865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 2965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn private FilterGraph mGraph; 3065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 3165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn Scheduler(FilterGraph graph) { 3265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn mGraph = graph; 3365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 3465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 3565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn FilterGraph getGraph() { 3665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn return mGraph; 3765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 3865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 3965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn abstract void reset(); 4065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 4165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn abstract Filter scheduleNextNode(); 4265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 4365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn boolean finished() { 4465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn // TODO: Check that the state of all nodes is FINISHED. 4565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn return true; 4665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 4765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn} 48