Package org.apache.openmeetings.core.converter

Class BaseConverter

java.lang.Object

org.apache.openmeetings.core.converter.BaseConverter

Direct Known Subclasses:

ImageConverter, InterviewConverter, RecordingConverter, VideoConverter

public abstract class BaseConverter
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
protected static class	BaseConverter.Dimension

Field Summary

Fields

Modifier and Type	Field	Description
protected ConfigurationDao	cfgDao
protected RecordingChunkDao	chunkDao
static String	EXEC_EXT
static double	HALF_STEP
protected FileItemLogDao	logDao
protected RecordingDao	recordingDao
static int	TIME_TO_WAIT_FOR_FRAME

Constructor Summary

Constructors

Constructor	Description
BaseConverter()

Method Summary

Modifier and Type	Method	Description
protected List<String>	additionalMp4OutParams(Recording r)	This method should be overridden to supply any additional parameters
protected String	convertToMp4(Recording r, List<String> inArgv, boolean interview, org.apache.openmeetings.util.process.ProcessResultList logs)
protected void	convertToPng(BaseFileItem f, String mp4path, org.apache.openmeetings.util.process.ProcessResultList logs)
protected void	createWav(Recording r, org.apache.openmeetings.util.process.ProcessResultList logs, File streamFolder, List<File> waveFiles, File wav, List<RecordingChunk> chunks)
protected void	deleteFileIfExists(File f)
protected long	diff(Date from, Date to)
protected double	diffSeconds(long val)
protected double	diffSeconds(Date from, Date to)
protected void	finalizeRec(Recording r, String mp4path, org.apache.openmeetings.util.process.ProcessResultList logs)
protected static BaseConverter.Dimension	getDimension(String txt, BaseConverter.Dimension def)	Parse the width height from the FFMPEG output
protected String	getDimensions(Recording r)
protected String	getDimensions(Recording r, char delim)
protected String	getPathToConvert()
String	getPathToFFMPEG()
protected String	getPathToSoX()
protected File	getStreamFolder(Recording recording)
protected void	postProcess(List<File> waveFiles)
protected void	postProcess(Recording r, org.apache.openmeetings.util.process.ProcessResultList logs)
static void	printChunkInfo(RecordingChunk chunk, String prefix)
protected void	updateDuration(Recording r)
protected RecordingChunk	waitForTheStream(long chunkId)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

EXEC_EXT

public static final String EXEC_EXT

TIME_TO_WAIT_FOR_FRAME

public static final int TIME_TO_WAIT_FOR_FRAME

See Also:

Constant Field Values

HALF_STEP

public static final double HALF_STEP

See Also:

Constant Field Values

cfgDao

@Autowired
protected ConfigurationDao cfgDao

chunkDao

@Autowired
protected RecordingChunkDao chunkDao

logDao

@Autowired
protected FileItemLogDao logDao

recordingDao

@Autowired
protected RecordingDao recordingDao

Constructor Detail

BaseConverter

public BaseConverter()

Method Detail

getPathToFFMPEG

public String getPathToFFMPEG()

getPathToSoX

protected String getPathToSoX()

getPathToConvert

protected String getPathToConvert()

getStreamFolder

protected File getStreamFolder(Recording recording)

diff

protected long diff(Date from,
                    Date to)

diffSeconds

protected double diffSeconds(Date from,
                             Date to)

diffSeconds

protected double diffSeconds(long val)

updateDuration

protected void updateDuration(Recording r)

deleteFileIfExists

protected void deleteFileIfExists(File f)

createWav

protected void createWav(Recording r,
                         org.apache.openmeetings.util.process.ProcessResultList logs,
                         File streamFolder,
                         List<File> waveFiles,
                         File wav,
                         List<RecordingChunk> chunks)
                  throws IOException

Throws:

IOException

printChunkInfo

public static void printChunkInfo(RecordingChunk chunk,
                                  String prefix)

waitForTheStream

protected RecordingChunk waitForTheStream(long chunkId)

getDimensions

protected String getDimensions(Recording r,
                               char delim)

getDimensions

protected String getDimensions(Recording r)

additionalMp4OutParams

protected List<String> additionalMp4OutParams(Recording r)

This method should be overridden to supply any additional parameters

Parameters:

r - - recording to get params from

Returns:

additional conversion parameters

convertToMp4

protected String convertToMp4(Recording r,
                              List<String> inArgv,
                              boolean interview,
                              org.apache.openmeetings.util.process.ProcessResultList logs)
                       throws IOException

Throws:

IOException

convertToPng

protected void convertToPng(BaseFileItem f,
                            String mp4path,
                            org.apache.openmeetings.util.process.ProcessResultList logs)
                     throws IOException

Throws:

IOException

getDimension

protected static BaseConverter.Dimension getDimension(String txt,
                                                      BaseConverter.Dimension def)

Parse the width height from the FFMPEG output

Parameters:

txt - FFMPEG output

Returns:

BaseConverter.Dimension parsed

finalizeRec

protected void finalizeRec(Recording r,
                           String mp4path,
                           org.apache.openmeetings.util.process.ProcessResultList logs)
                    throws IOException

Throws:

IOException

postProcess

protected void postProcess(Recording r,
                           org.apache.openmeetings.util.process.ProcessResultList logs)

postProcess

protected void postProcess(List<File> waveFiles)