130ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni/* 230ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni * Copyright (C) 2011 The Android Open Source Project 330ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni * 430ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni * Licensed under the Apache License, Version 2.0 (the "License"); 530ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni * you may not use this file except in compliance with the License. 630ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni * You may obtain a copy of the License at 730ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni * 830ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni * http://www.apache.org/licenses/LICENSE-2.0 930ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni * 1030ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni * Unless required by applicable law or agreed to in writing, software 1130ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni * distributed under the License is distributed on an "AS IS" BASIS, 1230ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 1330ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni * See the License for the specific language governing permissions and 1430ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni * limitations under the License. 1530ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni */ 1630ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni 1730ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni 1830ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceronipackage android.filterfw.core; 1930ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni 2030ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroniimport android.filterfw.core.Filter; 2130ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroniimport android.filterfw.core.FilterGraph; 2230ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni 23a3bfbe5389c6146abe318a7add3fa688d69bc01bEino-Ville Talvala/** 24a3bfbe5389c6146abe318a7add3fa688d69bc01bEino-Ville Talvala * @hide 25a3bfbe5389c6146abe318a7add3fa688d69bc01bEino-Ville Talvala */ 2630ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceronipublic abstract class Scheduler { 27a3bfbe5389c6146abe318a7add3fa688d69bc01bEino-Ville Talvala // All methods are core internal methods as Scheduler internals are only used by the GraphRunner. 2830ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni 2930ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni private FilterGraph mGraph; 3030ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni 3130ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni Scheduler(FilterGraph graph) { 3230ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni mGraph = graph; 3330ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni } 3430ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni 3530ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni FilterGraph getGraph() { 3630ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni return mGraph; 3730ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni } 3830ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni 3930ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni abstract void reset(); 4030ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni 4130ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni abstract Filter scheduleNextNode(); 4230ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni 4330ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni boolean finished() { 4430ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni // TODO: Check that the state of all nodes is FINISHED. 4530ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni return true; 4630ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni } 4730ab3fc173709a491c9e2e103f53fb7c0d1b96b7Rodrigo Carceroni} 48