1/* 2 * Copyright (C) 2014 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.camera.one.v2.sharedimagereader.imagedistributor; 18 19import com.android.camera.one.v2.camera2proxy.ImageProxy; 20import com.android.camera.one.v2.camera2proxy.ImageReaderProxy; 21 22import javax.annotation.ParametersAreNonnullByDefault; 23 24/** 25 * Connects an {@link ImageReaderProxy} to an {@link ImageDistributor} with a 26 * new thread to handle image availability callbacks. 27 */ 28@ParametersAreNonnullByDefault 29class ImageDistributorOnImageAvailableListener implements 30 ImageReaderProxy.OnImageAvailableListener { 31 private final ImageDistributorImpl mImageDistributor; 32 private final ImageReaderProxy mImageReader; 33 34 /** 35 * @param imageReader The image reader to retrieve images from. 36 * @param imageDistributor The image distributor to send images to. 37 */ 38 public ImageDistributorOnImageAvailableListener(ImageReaderProxy imageReader, 39 ImageDistributorImpl imageDistributor) { 40 mImageDistributor = imageDistributor; 41 mImageReader = imageReader; 42 } 43 44 @Override 45 public void onImageAvailable() { 46 ImageProxy nextImage = mImageReader.acquireNextImage(); 47 if (nextImage != null) { 48 mImageDistributor.distributeImage(new SingleCloseImageProxy(nextImage)); 49 } 50 } 51} 52