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 17 package com.android.camera.one.v2.sharedimagereader.imagedistributor; 18 19 import com.android.camera.async.BufferQueue; 20 import com.android.camera.async.BufferQueueController; 21 import com.android.camera.one.v2.camera2proxy.ImageProxy; 22 23 import javax.annotation.ParametersAreNonnullByDefault; 24 25 @ParametersAreNonnullByDefault 26 public interface ImageDistributor { 27 /** 28 * Begins routing new images with timestamps matching those found in 29 * inputTimestampQueue to outputStream. 30 * <p> 31 * The route is removed when either inputTimestampQueue is closed, or 32 * outputStream is closed. 33 * <p> 34 * If multiple routes request the same image, they will both receive a 35 * reference-counted "copy". 36 * 37 * @param inputTimestampQueue A queue containing timestamps of all images to 38 * be routed to outputStream. 39 * @param outputStream The output queue in which to add images. 40 */ addRoute(BufferQueue<Long> inputTimestampQueue, BufferQueueController<ImageProxy> outputStream)41 void addRoute(BufferQueue<Long> inputTimestampQueue, 42 BufferQueueController<ImageProxy> outputStream); 43 } 44