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.filterpacks.base; 1965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 2065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Rennimport android.filterfw.core.Filter; 2165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Rennimport android.filterfw.core.FilterContext; 2265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Rennimport android.filterfw.core.Frame; 2365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Rennimport android.filterfw.core.FrameFormat; 2465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Rennimport android.filterfw.core.GenerateFieldPort; 2565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Rennimport android.filterfw.core.GenerateFinalPort; 2665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 2765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn/** 2865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn * @hide 2965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn */ 3065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Rennpublic class FrameSource extends Filter { 3165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 3265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn @GenerateFinalPort(name = "format") 3365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn private FrameFormat mFormat; 3465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 3565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn @GenerateFieldPort(name = "frame", hasDefault = true) 3665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn private Frame mFrame = null; 3765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 3865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn @GenerateFieldPort(name = "repeatFrame", hasDefault = true) 3965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn private boolean mRepeatFrame = false; 4065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 4165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn public FrameSource(String name) { 4265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn super(name); 4365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 4465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 4565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn @Override 4665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn public void setupPorts() { 4765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn addOutputPort("frame", mFormat); 4865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 4965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 5065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn @Override 5165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn public void process(FilterContext context) { 5265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn if (mFrame != null) { 5365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn // Push output 5465953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn pushOutput("frame", mFrame); 5565953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 5665953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 5765953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn if (!mRepeatFrame) { 5865953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn // Close output port as we are done here 5965953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn closeOutputPort("frame"); 6065953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 6165953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn } 6265953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn 6365953da4636fbf5f0a24b8f5f2b5fa7d76ff13d9Marius Renn} 64