src/org/openmeetings/app/data/flvrecord/converter/FlvRecorderConverter.java - openmeetings - Git at Google

 /*
  * Licensed to the Apache Software Foundation (ASF) under one
  * or more contributor license agreements.  See the NOTICE file
  * distributed with this work for additional information
  * regarding copyright ownership.  The ASF licenses this file
  * to you under the Apache License, Version 2.0 (the
  * "License") +  you may not use this file except in compliance
  * with the License.  You may obtain a copy of the License at
  *
  *   http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing,
  * software distributed under the License is distributed on an
  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
  * KIND, either express or implied.  See the License for the
  * specific language governing permissions and limitations
  * under the License.
  */
 package org.openmeetings.app.data.flvrecord.converter;

 import java.io.File;
 import java.util.HashMap;
 import java.util.LinkedList;
 import java.util.List;

 import org.openmeetings.app.OpenmeetingsVariables;
 import org.openmeetings.app.data.flvrecord.FlvRecordingDaoImpl;
 import org.openmeetings.app.data.flvrecord.FlvRecordingLogDaoImpl;
 import org.openmeetings.app.data.flvrecord.FlvRecordingMetaDataDaoImpl;
 import org.openmeetings.app.persistence.beans.flvrecord.FlvRecording;
 import org.openmeetings.app.persistence.beans.flvrecord.FlvRecordingMetaData;
 import org.openmeetings.utils.ProcessHelper;
 import org.red5.logging.Red5LoggerFactory;
 import org.slf4j.Logger;
 import org.springframework.beans.factory.annotation.Autowired;

 public class FlvRecorderConverter extends BaseConverter {

 	private static final Logger log = Red5LoggerFactory
 			.getLogger(FlvRecorderConverter.class, OpenmeetingsVariables.webAppRootKey);

 	// Spring loaded Beans
 	@Autowired
 	private FlvRecordingDaoImpl flvRecordingDaoImpl = null;
 	@Autowired
 	private FlvRecordingMetaDataDaoImpl flvRecordingMetaDataDaoImpl = null;
 	@Autowired
 	private FlvRecordingLogDaoImpl flvRecordingLogDaoImpl;

 	private String FFMPEG_MAP_PARAM = ":";

 	public void startConversion(Long flvRecordingId) {
 		try {
 			if (isUseOldStyleFfmpegMap()) {
 				FFMPEG_MAP_PARAM = ".";
 			}

 			FlvRecording flvRecording = this.flvRecordingDaoImpl
 					.getFlvRecordingById(flvRecordingId);
 			log.debug("flvRecording " + flvRecording.getFlvRecordingId());

 			// Strip Audio out of all Audio-FLVs
 			this.stripAudioFromFLVs(flvRecording);

 			// Add empty pieces at the beginning and end of the wav

 		} catch (Exception err) {
 			log.error("[startConversion]", err);
 		}
 	}

 	public void stripAudioFromFLVs(FlvRecording flvRecording) {
 		List<HashMap<String, String>> returnLog = new LinkedList<HashMap<String, String>>();
 		List<String> listOfFullWaveFiles = new LinkedList<String>();
 		String streamFolderName = getStreamFolderName(flvRecording);
 		try {
 			stripAudioFirstPass(flvRecording, returnLog, listOfFullWaveFiles, streamFolderName);

 			// Merge Wave to Full Length
 			String streamFolderGeneralName = getStreamFolderName();

 			FlvRecordingMetaData flvRecordingMetaDataOfScreen = this.flvRecordingMetaDataDaoImpl
 					.getFlvRecordingMetaDataScreenFlvByRecording(flvRecording
 							.getFlvRecordingId());

 			if (flvRecordingMetaDataOfScreen == null) {
 				throw new Exception("flvRecordingMetaDataOfScreen is Null FlvRecordingId "+flvRecording
 							.getFlvRecordingId());
 			}

 			if (flvRecordingMetaDataOfScreen.getStreamReaderThreadComplete() == null) {
 				throw new Exception("StreamReaderThreadComplete Bit is NULL, error in recording");
 			}

 			if (!flvRecordingMetaDataOfScreen.getStreamReaderThreadComplete()) {

 				log.debug("### meta ScreenStream not yet written to disk" + flvRecordingMetaDataOfScreen.getFlvRecordingMetaDataId());
 				boolean doStop = true;
 				while(doStop) {

 					log.debug("### Stream not yet written Thread Sleep - " + flvRecordingMetaDataOfScreen.getFlvRecordingMetaDataId());

 					Thread.sleep(100L);

 					flvRecordingMetaDataOfScreen = flvRecordingMetaDataDaoImpl.getFlvRecordingMetaDataById(flvRecordingMetaDataOfScreen.getFlvRecordingMetaDataId());

 					if (flvRecordingMetaDataOfScreen.getStreamReaderThreadComplete()) {
 						log.debug("### Screen Stream now written Thread continue - " );
 						doStop = false;
 					}
 				}
 			}


 			String hashFileFullName = flvRecordingMetaDataOfScreen
 					.getStreamName() + "_FINAL_WAVE.wav";
 			String outputFullWav = streamFolderName + hashFileFullName;

 			if (listOfFullWaveFiles.size() == 1) {

 				outputFullWav = listOfFullWaveFiles.get(0);

 				flvRecordingMetaDataOfScreen
 						.setFullWavAudioData(hashFileFullName);

 			} else if (listOfFullWaveFiles.size() > 0) {

 				String[] argv_full_sox = mergeAudioToWaves(listOfFullWaveFiles, outputFullWav);

 				log.debug("START mergeAudioToWaves ################# ");
 				log.debug(argv_full_sox.toString());
 				String iString = "";
 				for (int i = 0; i < argv_full_sox.length; i++) {
 					iString += argv_full_sox[i] + " ";
 				}
 				log.debug(iString);
 				log.debug("END mergeAudioToWaves ################# ");

 				flvRecordingMetaDataOfScreen
 						.setFullWavAudioData(hashFileFullName);

 				this.flvRecordingMetaDataDaoImpl
 						.updateFlvRecordingMetaData(flvRecordingMetaDataOfScreen);

 				returnLog.add(ProcessHelper.executeScript("mergeWave",
 						argv_full_sox));
 			} else {

 				// create default Audio to merge it.
 				// strip to content length
 				String outputWav = streamFolderGeneralName + "one_second.wav";

 				// Calculate delta at beginning
 				Long deltaTimeMilliSeconds = flvRecording.getRecordEnd()
 						.getTime() - flvRecording.getRecordStart().getTime();
 				Float deltaPadding = (Float.parseFloat(deltaTimeMilliSeconds
 						.toString()) / 1000) - 1;

 				String[] argv_full_sox = new String[] { this.getPathToSoX(),
 						outputWav, outputFullWav, "pad", "0",
 						deltaPadding.toString() };

 				log.debug("START generateSampleAudio ################# ");
 				String tString = "";
 				for (int i = 0; i < argv_full_sox.length; i++) {
 					tString += argv_full_sox[i] + " ";
 				}
 				log.debug(tString);
 				log.debug("END generateSampleAudio ################# ");

 				flvRecordingMetaDataOfScreen
 						.setFullWavAudioData(hashFileFullName);

 				this.flvRecordingMetaDataDaoImpl
 						.updateFlvRecordingMetaData(flvRecordingMetaDataOfScreen);

 				returnLog.add(ProcessHelper.executeScript("mergeWave",
 						argv_full_sox));

 			}

 			// Merge Audio with Video / Calculate resulting FLV

 			String inputScreenFullFlv = streamFolderName
 					+ flvRecordingMetaDataOfScreen.getStreamName() + ".flv";

 			String hashFileFullNameFlv = "flvRecording_"
 					+ flvRecording.getFlvRecordingId() + ".flv";
 			String outputFullFlv = streamFolderGeneralName
 					+ hashFileFullNameFlv;

 			// ffmpeg -vcodec flv -qscale 9.5 -r 25 -ar 22050 -ab 32k -s 320x240
 			// -i
 			// 65318fb5c54b1bc1b1bca077b493a914_28_12_2009_23_38_17_FINAL_WAVE.wav
 			// -i 65318fb5c54b1bc1b1bca077b493a914_28_12_2009_23_38_17.flv
 			// final1.flv

 			int flvWidth = flvRecording.getWidth();
 			int flvHeight = flvRecording.getHeight();

 			log.debug("flvWidth -1- " + flvWidth);
 			log.debug("flvHeight -1- " + flvHeight);

 			flvWidth = Double.valueOf((Math.floor(flvWidth / 16)) * 16)
 					.intValue();
 			flvHeight = Double.valueOf((Math.floor(flvHeight / 16)) * 16)
 					.intValue();

 			log.debug("flvWidth -2- " + flvWidth);
 			log.debug("flvHeight -2- " + flvHeight);

 			flvRecording.setFlvWidth(flvWidth);
 			flvRecording.setFlvHeight(flvHeight);

 			String[] argv_fullFLV = new String[] {
 					this.getPathToFFMPEG(), //
 					"-i", inputScreenFullFlv, "-i", outputFullWav, "-ar",
 					"22050", //
 					"-acodec", "libmp3lame", //
 					"-ab", "32k", //
 					"-s", flvWidth + "x" + flvHeight, //
 					"-vcodec", "flashsv", //
 					"-map", "0" + FFMPEG_MAP_PARAM + "0", //
 					"-map", "1" + FFMPEG_MAP_PARAM + "0", //
 					outputFullFlv };

 			log.debug("START generateFullFLV ################# ");
 			String tString = "";
 			for (int i = 0; i < argv_fullFLV.length; i++) {
 				tString += argv_fullFLV[i] + " ";
 				// log.debug(" i " + i + " argv-i " + argv_fullFLV[i]);
 			}
 			log.debug(tString);
 			log.debug("END generateFullFLV ################# ");

 			returnLog.add(ProcessHelper.executeScript("generateFullFLV",
 					argv_fullFLV));

 			flvRecording.setFileHash(hashFileFullNameFlv);

 			// Extract first Image for preview purpose
 			// ffmpeg -i movie.flv -vcodec mjpeg -vframes 1 -an -f rawvideo -s
 			// 320x240 movie.jpg

 			String hashFileFullNameJPEG = "flvRecording_"
 					+ flvRecording.getFlvRecordingId() + ".jpg";
 			String outPutJpeg = streamFolderGeneralName + hashFileFullNameJPEG;

 			flvRecording.setPreviewImage(hashFileFullNameJPEG);

 			String[] argv_previewFLV = new String[] { //
 					this.getPathToFFMPEG(), //
 					"-i", outputFullFlv, //
 					"-vcodec", "mjpeg", //
 					"-vframes", "1", "-an", //
 					"-f", "rawvideo", //
 					"-s", flvWidth + "x" + flvHeight, //
 					outPutJpeg };

 			log.debug("START previewFullFLV ################# ");
 			log.debug(argv_previewFLV.toString());
 			String kString = "";
 			for (int i = 0; i < argv_previewFLV.length; i++) {
 				kString += argv_previewFLV[i] + " ";
 			}
 			log.debug(kString);
 			log.debug("END previewFullFLV ################# ");

 			returnLog.add(ProcessHelper.executeScript("generateFullFLV",
 					argv_previewFLV));

 			String alternateDownloadName = "flvRecording_"
 					+ flvRecording.getFlvRecordingId() + ".avi";
 			String alternateDownloadFullName = streamFolderGeneralName
 					+ alternateDownloadName;

 			String[] argv_alternateDownload = new String[] {
 					this.getPathToFFMPEG(), "-i", outputFullFlv,
 					"-vcodec", "copy",
 					alternateDownloadFullName };

 			log.debug("START alternateDownLoad ################# ");
 			log.debug(argv_previewFLV.toString());
 			String sString = "";
 			for (int i = 0; i < argv_alternateDownload.length; i++) {
 				sString += argv_alternateDownload[i] + " ";
 			}
 			log.debug(sString);
 			log.debug("END alternateDownLoad ################# ");

 			returnLog.add(ProcessHelper.executeScript("alternateDownload",
 					argv_alternateDownload));

 			flvRecording.setAlternateDownload(alternateDownloadName);

 			this.flvRecordingDaoImpl.updateFlvRecording(flvRecording);

 			for (HashMap<String, String> returnMap : returnLog) {
 				this.flvRecordingLogDaoImpl.addFLVRecordingLog(
 						"generateFFMPEG", flvRecording, returnMap);
 			}

 			// Delete Wave Files
 			for (String fileName : listOfFullWaveFiles) {
 				File audio = new File(fileName);
 				if (audio.exists()) {
 					audio.delete();
 				}
 			}

 		} catch (Exception err) {
 			log.error("[stripAudioFromFLVs]", err);
 		}
 	}

 }
	/*
	* Licensed to the Apache Software Foundation (ASF) under one
	* or more contributor license agreements. See the NOTICE file
	* distributed with this work for additional information
	* regarding copyright ownership. The ASF licenses this file
	* to you under the Apache License, Version 2.0 (the
	* "License") + you may not use this file except in compliance
	* with the License. You may obtain a copy of the License at
	*
	* http://www.apache.org/licenses/LICENSE-2.0
	*
	* Unless required by applicable law or agreed to in writing,
	* software distributed under the License is distributed on an
	* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
	* KIND, either express or implied. See the License for the
	* specific language governing permissions and limitations
	* under the License.
	*/
	package org.openmeetings.app.data.flvrecord.converter;

	import java.io.File;
	import java.util.HashMap;
	import java.util.LinkedList;
	import java.util.List;

	import org.openmeetings.app.OpenmeetingsVariables;
	import org.openmeetings.app.data.flvrecord.FlvRecordingDaoImpl;
	import org.openmeetings.app.data.flvrecord.FlvRecordingLogDaoImpl;
	import org.openmeetings.app.data.flvrecord.FlvRecordingMetaDataDaoImpl;
	import org.openmeetings.app.persistence.beans.flvrecord.FlvRecording;
	import org.openmeetings.app.persistence.beans.flvrecord.FlvRecordingMetaData;
	import org.openmeetings.utils.ProcessHelper;
	import org.red5.logging.Red5LoggerFactory;
	import org.slf4j.Logger;
	import org.springframework.beans.factory.annotation.Autowired;

	public class FlvRecorderConverter extends BaseConverter {

	private static final Logger log = Red5LoggerFactory
	.getLogger(FlvRecorderConverter.class, OpenmeetingsVariables.webAppRootKey);

	// Spring loaded Beans
	@Autowired
	private FlvRecordingDaoImpl flvRecordingDaoImpl = null;
	@Autowired
	private FlvRecordingMetaDataDaoImpl flvRecordingMetaDataDaoImpl = null;
	@Autowired
	private FlvRecordingLogDaoImpl flvRecordingLogDaoImpl;

	private String FFMPEG_MAP_PARAM = ":";

	public void startConversion(Long flvRecordingId) {
	try {
	if (isUseOldStyleFfmpegMap()) {
	FFMPEG_MAP_PARAM = ".";
	}

	FlvRecording flvRecording = this.flvRecordingDaoImpl
	.getFlvRecordingById(flvRecordingId);
	log.debug("flvRecording " + flvRecording.getFlvRecordingId());

	// Strip Audio out of all Audio-FLVs
	this.stripAudioFromFLVs(flvRecording);

	// Add empty pieces at the beginning and end of the wav

	} catch (Exception err) {
	log.error("[startConversion]", err);
	}
	}

	public void stripAudioFromFLVs(FlvRecording flvRecording) {
	List<HashMap<String, String>> returnLog = new LinkedList<HashMap<String, String>>();
	List<String> listOfFullWaveFiles = new LinkedList<String>();
	String streamFolderName = getStreamFolderName(flvRecording);
	try {
	stripAudioFirstPass(flvRecording, returnLog, listOfFullWaveFiles, streamFolderName);

	// Merge Wave to Full Length
	String streamFolderGeneralName = getStreamFolderName();

	FlvRecordingMetaData flvRecordingMetaDataOfScreen = this.flvRecordingMetaDataDaoImpl
	.getFlvRecordingMetaDataScreenFlvByRecording(flvRecording
	.getFlvRecordingId());

	if (flvRecordingMetaDataOfScreen == null) {
	throw new Exception("flvRecordingMetaDataOfScreen is Null FlvRecordingId "+flvRecording
	.getFlvRecordingId());
	}

	if (flvRecordingMetaDataOfScreen.getStreamReaderThreadComplete() == null) {
	throw new Exception("StreamReaderThreadComplete Bit is NULL, error in recording");
	}

	if (!flvRecordingMetaDataOfScreen.getStreamReaderThreadComplete()) {

	log.debug("### meta ScreenStream not yet written to disk" + flvRecordingMetaDataOfScreen.getFlvRecordingMetaDataId());
	boolean doStop = true;
	while(doStop) {

	log.debug("### Stream not yet written Thread Sleep - " + flvRecordingMetaDataOfScreen.getFlvRecordingMetaDataId());

	Thread.sleep(100L);

	flvRecordingMetaDataOfScreen = flvRecordingMetaDataDaoImpl.getFlvRecordingMetaDataById(flvRecordingMetaDataOfScreen.getFlvRecordingMetaDataId());

	if (flvRecordingMetaDataOfScreen.getStreamReaderThreadComplete()) {
	log.debug("### Screen Stream now written Thread continue - " );
	doStop = false;
	}
	}
	}


	String hashFileFullName = flvRecordingMetaDataOfScreen
	.getStreamName() + "_FINAL_WAVE.wav";
	String outputFullWav = streamFolderName + hashFileFullName;

	if (listOfFullWaveFiles.size() == 1) {

	outputFullWav = listOfFullWaveFiles.get(0);

	flvRecordingMetaDataOfScreen
	.setFullWavAudioData(hashFileFullName);

	} else if (listOfFullWaveFiles.size() > 0) {

	String[] argv_full_sox = mergeAudioToWaves(listOfFullWaveFiles, outputFullWav);

	log.debug("START mergeAudioToWaves ################# ");
	log.debug(argv_full_sox.toString());
	String iString = "";
	for (int i = 0; i < argv_full_sox.length; i++) {
	iString += argv_full_sox[i] + " ";
	}
	log.debug(iString);
	log.debug("END mergeAudioToWaves ################# ");

	flvRecordingMetaDataOfScreen
	.setFullWavAudioData(hashFileFullName);

	this.flvRecordingMetaDataDaoImpl
	.updateFlvRecordingMetaData(flvRecordingMetaDataOfScreen);

	returnLog.add(ProcessHelper.executeScript("mergeWave",
	argv_full_sox));
	} else {

	// create default Audio to merge it.
	// strip to content length
	String outputWav = streamFolderGeneralName + "one_second.wav";

	// Calculate delta at beginning
	Long deltaTimeMilliSeconds = flvRecording.getRecordEnd()
	.getTime() - flvRecording.getRecordStart().getTime();
	Float deltaPadding = (Float.parseFloat(deltaTimeMilliSeconds
	.toString()) / 1000) - 1;

	String[] argv_full_sox = new String[] { this.getPathToSoX(),
	outputWav, outputFullWav, "pad", "0",
	deltaPadding.toString() };

	log.debug("START generateSampleAudio ################# ");
	String tString = "";
	for (int i = 0; i < argv_full_sox.length; i++) {
	tString += argv_full_sox[i] + " ";
	}
	log.debug(tString);
	log.debug("END generateSampleAudio ################# ");

	flvRecordingMetaDataOfScreen
	.setFullWavAudioData(hashFileFullName);

	this.flvRecordingMetaDataDaoImpl
	.updateFlvRecordingMetaData(flvRecordingMetaDataOfScreen);

	returnLog.add(ProcessHelper.executeScript("mergeWave",
	argv_full_sox));

	}

	// Merge Audio with Video / Calculate resulting FLV

	String inputScreenFullFlv = streamFolderName
	+ flvRecordingMetaDataOfScreen.getStreamName() + ".flv";

	String hashFileFullNameFlv = "flvRecording_"
	+ flvRecording.getFlvRecordingId() + ".flv";
	String outputFullFlv = streamFolderGeneralName
	+ hashFileFullNameFlv;

	// ffmpeg -vcodec flv -qscale 9.5 -r 25 -ar 22050 -ab 32k -s 320x240
	// -i
	// 65318fb5c54b1bc1b1bca077b493a914_28_12_2009_23_38_17_FINAL_WAVE.wav
	// -i 65318fb5c54b1bc1b1bca077b493a914_28_12_2009_23_38_17.flv
	// final1.flv

	int flvWidth = flvRecording.getWidth();
	int flvHeight = flvRecording.getHeight();

	log.debug("flvWidth -1- " + flvWidth);
	log.debug("flvHeight -1- " + flvHeight);

	flvWidth = Double.valueOf((Math.floor(flvWidth / 16)) * 16)
	.intValue();
	flvHeight = Double.valueOf((Math.floor(flvHeight / 16)) * 16)
	.intValue();

	log.debug("flvWidth -2- " + flvWidth);
	log.debug("flvHeight -2- " + flvHeight);

	flvRecording.setFlvWidth(flvWidth);
	flvRecording.setFlvHeight(flvHeight);

	String[] argv_fullFLV = new String[] {
	this.getPathToFFMPEG(), //
	"-i", inputScreenFullFlv, "-i", outputFullWav, "-ar",
	"22050", //
	"-acodec", "libmp3lame", //
	"-ab", "32k", //
	"-s", flvWidth + "x" + flvHeight, //
	"-vcodec", "flashsv", //
	"-map", "0" + FFMPEG_MAP_PARAM + "0", //
	"-map", "1" + FFMPEG_MAP_PARAM + "0", //
	outputFullFlv };

	log.debug("START generateFullFLV ################# ");
	String tString = "";
	for (int i = 0; i < argv_fullFLV.length; i++) {
	tString += argv_fullFLV[i] + " ";
	// log.debug(" i " + i + " argv-i " + argv_fullFLV[i]);
	}
	log.debug(tString);
	log.debug("END generateFullFLV ################# ");

	returnLog.add(ProcessHelper.executeScript("generateFullFLV",
	argv_fullFLV));

	flvRecording.setFileHash(hashFileFullNameFlv);

	// Extract first Image for preview purpose
	// ffmpeg -i movie.flv -vcodec mjpeg -vframes 1 -an -f rawvideo -s
	// 320x240 movie.jpg

	String hashFileFullNameJPEG = "flvRecording_"
	+ flvRecording.getFlvRecordingId() + ".jpg";
	String outPutJpeg = streamFolderGeneralName + hashFileFullNameJPEG;

	flvRecording.setPreviewImage(hashFileFullNameJPEG);

	String[] argv_previewFLV = new String[] { //
	this.getPathToFFMPEG(), //
	"-i", outputFullFlv, //
	"-vcodec", "mjpeg", //
	"-vframes", "1", "-an", //
	"-f", "rawvideo", //
	"-s", flvWidth + "x" + flvHeight, //
	outPutJpeg };

	log.debug("START previewFullFLV ################# ");
	log.debug(argv_previewFLV.toString());
	String kString = "";
	for (int i = 0; i < argv_previewFLV.length; i++) {
	kString += argv_previewFLV[i] + " ";
	}
	log.debug(kString);
	log.debug("END previewFullFLV ################# ");

	returnLog.add(ProcessHelper.executeScript("generateFullFLV",
	argv_previewFLV));

	String alternateDownloadName = "flvRecording_"
	+ flvRecording.getFlvRecordingId() + ".avi";
	String alternateDownloadFullName = streamFolderGeneralName
	+ alternateDownloadName;

	String[] argv_alternateDownload = new String[] {
	this.getPathToFFMPEG(), "-i", outputFullFlv,
	"-vcodec", "copy",
	alternateDownloadFullName };

	log.debug("START alternateDownLoad ################# ");
	log.debug(argv_previewFLV.toString());
	String sString = "";
	for (int i = 0; i < argv_alternateDownload.length; i++) {
	sString += argv_alternateDownload[i] + " ";
	}
	log.debug(sString);
	log.debug("END alternateDownLoad ################# ");

	returnLog.add(ProcessHelper.executeScript("alternateDownload",
	argv_alternateDownload));

	flvRecording.setAlternateDownload(alternateDownloadName);

	this.flvRecordingDaoImpl.updateFlvRecording(flvRecording);

	for (HashMap<String, String> returnMap : returnLog) {
	this.flvRecordingLogDaoImpl.addFLVRecordingLog(
	"generateFFMPEG", flvRecording, returnMap);
	}

	// Delete Wave Files
	for (String fileName : listOfFullWaveFiles) {
	File audio = new File(fileName);
	if (audio.exists()) {
	audio.delete();
	}
	}

	} catch (Exception err) {
	log.error("[stripAudioFromFLVs]", err);
	}
	}

	}