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.filterfw; 18227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks 19227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricksimport androidx.media.filterfw.BackingStore.Backing; 20227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks 21227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendrickspublic class FrameValue extends Frame { 22227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks 23227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks public Object getValue() { 24227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks Object result = mBackingStore.lockData(MODE_READ, BackingStore.ACCESS_OBJECT); 25227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks mBackingStore.unlock(); 26227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks return result; 27227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks } 28227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks 29227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks public void setValue(Object value) { 30227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks Backing backing = mBackingStore.lockBacking(MODE_WRITE, BackingStore.ACCESS_OBJECT); 31227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks backing.setData(value); 32227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks mBackingStore.unlock(); 33227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks } 34227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks 35227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks static FrameValue create(BackingStore backingStore) { 36227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks assertObjectBased(backingStore.getFrameType()); 37227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks return new FrameValue(backingStore); 38227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks } 39227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks 40227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks FrameValue(BackingStore backingStore) { 41227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks super(backingStore); 42227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks } 43227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks 44227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks static void assertObjectBased(FrameType type) { 45227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks if (type.getElementId() != FrameType.ELEMENT_OBJECT) { 46227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks throw new RuntimeException("Cannot access non-object based Frame as FrameValue!"); 47227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks } 48227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks } 49227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks} 50227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks 51