1227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks/* 2227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks * Copyright (C) 2011 The Android Open Source Project 3227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks * 4227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks * Licensed under the Apache License, Version 2.0 (the "License"); 5227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks * you may not use this file except in compliance with the License. 6227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks * You may obtain a copy of the License at 7227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks * 8227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks * http://www.apache.org/licenses/LICENSE-2.0 9227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks * 10227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks * Unless required by applicable law or agreed to in writing, software 11227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks * distributed under the License is distributed on an "AS IS" BASIS, 12227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks * See the License for the specific language governing permissions and 14227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks * limitations under the License. 15227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks */ 16227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks 17227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendrickspackage androidx.media.filterpacks.text; 18227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks 19227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricksimport android.view.View; 20227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricksimport android.widget.TextView; 21227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks 22227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricksimport androidx.media.filterfw.FrameType; 23227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricksimport androidx.media.filterfw.FrameValue; 24227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricksimport androidx.media.filterfw.MffContext; 25227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricksimport androidx.media.filterfw.Signature; 26227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricksimport androidx.media.filterfw.ViewFilter; 27227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks 28227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendrickspublic class TextViewTarget extends ViewFilter { 29227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks 30227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks private TextView mTextView = null; 31227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks 32227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks public TextViewTarget(MffContext context, String name) { 33227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks super(context, name); 34227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks } 35227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks 36227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks @Override 37227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks public void onBindToView(View view) { 38227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks if (view instanceof TextView) { 39227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks mTextView = (TextView)view; 40227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks } else { 41227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks throw new IllegalArgumentException("View must be a TextView!"); 42227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks } 43227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks } 44227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks 45227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks @Override 46227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks public Signature getSignature() { 47227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks return new Signature() 48227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks .addInputPort("text", Signature.PORT_REQUIRED, FrameType.single(String.class)) 49227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks .disallowOtherPorts(); 50227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks } 51227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks 52227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks @Override 53227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks protected void onProcess() { 54227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks FrameValue textFrame = getConnectedInputPort("text").pullFrame().asFrameValue(); 55227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks final String text = (String)textFrame.getValue(); 56227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks if (mTextView != null) { 57227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks mTextView.post(new Runnable() { 58227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks @Override 59227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks public void run() { 60227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks mTextView.setText(text); 61227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks } 62227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks }); 63227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks } 64227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks } 65227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks} 66227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks 67