001/* 002 * (C) Copyright 2006-2014 Nuxeo SA (http://nuxeo.com/) and others. 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * http://www.apache.org/licenses/LICENSE-2.0 009 * 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 * 016 * Contributors: 017 * Thomas Roger 018 * Florent Guillaume 019 */ 020package org.nuxeo.ecm.platform.video.service; 021 022import static org.nuxeo.ecm.platform.video.service.Configuration.DEFAULT_CONFIGURATION; 023 024import java.io.Serializable; 025import java.util.ArrayList; 026import java.util.Collection; 027import java.util.Collections; 028import java.util.HashMap; 029import java.util.List; 030import java.util.Map; 031import java.util.concurrent.TimeUnit; 032 033import org.apache.commons.logging.Log; 034import org.apache.commons.logging.LogFactory; 035import org.nuxeo.ecm.core.api.DocumentModel; 036import org.nuxeo.ecm.core.api.NuxeoException; 037import org.nuxeo.ecm.core.api.blobholder.BlobHolder; 038import org.nuxeo.ecm.core.api.blobholder.SimpleBlobHolder; 039import org.nuxeo.ecm.core.convert.api.ConversionService; 040import org.nuxeo.ecm.core.work.api.Work; 041import org.nuxeo.ecm.core.work.api.Work.State; 042import org.nuxeo.ecm.core.work.api.WorkManager; 043import org.nuxeo.ecm.platform.video.TranscodedVideo; 044import org.nuxeo.ecm.platform.video.Video; 045import org.nuxeo.ecm.platform.video.VideoConversionStatus; 046import org.nuxeo.ecm.platform.video.VideoHelper; 047import org.nuxeo.ecm.platform.video.VideoInfo; 048import org.nuxeo.runtime.api.Framework; 049import org.nuxeo.runtime.model.ComponentContext; 050import org.nuxeo.runtime.model.ComponentInstance; 051import org.nuxeo.runtime.model.DefaultComponent; 052 053/** 054 * Default implementation of {@link VideoService}. 055 * 056 * @since 5.5 057 */ 058public class VideoServiceImpl extends DefaultComponent implements VideoService { 059 060 protected static final Log log = LogFactory.getLog(VideoServiceImpl.class); 061 062 public static final String VIDEO_CONVERSIONS_EP = "videoConversions"; 063 064 public static final String DEFAULT_VIDEO_CONVERSIONS_EP = "automaticVideoConversions"; 065 066 /** 067 * @since 7.4 068 */ 069 public static final String CONFIGURATION_EP = "configuration"; 070 071 protected VideoConversionContributionHandler videoConversions; 072 073 protected AutomaticVideoConversionContributionHandler automaticVideoConversions; 074 075 /** 076 * @since 7.4 077 */ 078 protected Configuration configuration = DEFAULT_CONFIGURATION; 079 080 @Override 081 public void activate(ComponentContext context) { 082 videoConversions = new VideoConversionContributionHandler(); 083 automaticVideoConversions = new AutomaticVideoConversionContributionHandler(); 084 } 085 086 @Override 087 public void deactivate(ComponentContext context) { 088 WorkManager workManager = Framework.getService(WorkManager.class); 089 if (workManager != null && workManager.isStarted()) { 090 try { 091 workManager.shutdownQueue(workManager.getCategoryQueueId(VideoConversionWork.CATEGORY_VIDEO_CONVERSION), 092 10, TimeUnit.SECONDS); 093 } catch (InterruptedException e) { 094 Thread.currentThread().interrupt(); 095 throw new NuxeoException(e); 096 } 097 } 098 videoConversions = null; 099 automaticVideoConversions = null; 100 } 101 102 @Override 103 public void registerContribution(Object contribution, String extensionPoint, ComponentInstance contributor) { 104 switch (extensionPoint) { 105 case VIDEO_CONVERSIONS_EP: 106 videoConversions.addContribution((VideoConversion) contribution); 107 break; 108 case DEFAULT_VIDEO_CONVERSIONS_EP: 109 automaticVideoConversions.addContribution((AutomaticVideoConversion) contribution); 110 break; 111 case CONFIGURATION_EP: 112 configuration = (Configuration) contribution; 113 break; 114 default: 115 break; 116 } 117 } 118 119 @Override 120 public void unregisterContribution(Object contribution, String extensionPoint, ComponentInstance contributor) { 121 switch (extensionPoint) { 122 case VIDEO_CONVERSIONS_EP: 123 videoConversions.removeContribution((VideoConversion) contribution); 124 break; 125 case DEFAULT_VIDEO_CONVERSIONS_EP: 126 automaticVideoConversions.removeContribution((AutomaticVideoConversion) contribution); 127 break; 128 case CONFIGURATION_EP: 129 configuration = DEFAULT_CONFIGURATION; 130 break; 131 default: 132 break; 133 } 134 } 135 136 @Override 137 public Collection<VideoConversion> getAvailableVideoConversions() { 138 return videoConversions.registry.values(); 139 } 140 141 @Override 142 public void launchConversion(DocumentModel doc, String conversionName) { 143 WorkManager workManager = Framework.getService(WorkManager.class); 144 VideoConversionWork work = new VideoConversionWork(doc.getRepositoryName(), doc.getId(), conversionName); 145 log.debug(String.format("Scheduling work: %s conversion of Video document %s.", conversionName, doc)); 146 workManager.schedule(work, true); 147 } 148 149 @Override 150 public void launchAutomaticConversions(DocumentModel doc) { 151 List<AutomaticVideoConversion> conversions = new ArrayList<>(automaticVideoConversions.registry.values()); 152 Collections.sort(conversions); 153 for (AutomaticVideoConversion conversion : conversions) { 154 launchConversion(doc, conversion.getName()); 155 } 156 } 157 158 @Override 159 public TranscodedVideo convert(Video originalVideo, String conversionName) { 160 if (!videoConversions.registry.containsKey(conversionName)) { 161 throw new NuxeoException(String.format("'%s' is not a registered video conversion.", conversionName)); 162 } 163 BlobHolder blobHolder = new SimpleBlobHolder(originalVideo.getBlob()); 164 VideoConversion conversion = videoConversions.registry.get(conversionName); 165 Map<String, Serializable> parameters = new HashMap<>(); 166 parameters.put("height", conversion.getHeight()); 167 parameters.put("videoInfo", originalVideo.getVideoInfo()); 168 ConversionService conversionService = Framework.getService(ConversionService.class); 169 BlobHolder result = conversionService.convert(conversion.getConverter(), blobHolder, parameters); 170 VideoInfo videoInfo = VideoHelper.getVideoInfo(result.getBlob()); 171 return TranscodedVideo.fromBlobAndInfo(conversionName, result.getBlob(), videoInfo); 172 } 173 174 @Override 175 public VideoConversionStatus getProgressStatus(String repositoryName, String docId, String conversionName) { 176 WorkManager workManager = Framework.getService(WorkManager.class); 177 Work work = new VideoConversionWork(repositoryName, docId, conversionName); 178 State state = workManager.getWorkState(work.getId()); 179 if (state == null) { // DONE 180 return null; 181 } else if (state == State.SCHEDULED) { 182 String queueId = workManager.getCategoryQueueId(VideoConversionWork.CATEGORY_VIDEO_CONVERSION); 183 long queueSize = workManager.getQueueSize(queueId, State.SCHEDULED); 184 return new VideoConversionStatus(VideoConversionStatus.STATUS_CONVERSION_QUEUED, 0L, queueSize); 185 } else { // RUNNING 186 return new VideoConversionStatus(VideoConversionStatus.STATUS_CONVERSION_PENDING, 0L, 0L); 187 } 188 } 189 190 @Override 191 public VideoConversion getVideoConversion(String conversionName) { 192 return videoConversions.registry.get(conversionName); 193 } 194 195 @Override 196 public Configuration getConfiguration() { 197 return configuration; 198 } 199}