org.nuxeo.ecm.platform.video.convert

Class StoryboardConverter

java.lang.Object

org.nuxeo.ecm.platform.video.convert.BaseVideoConverter

org.nuxeo.ecm.platform.video.convert.StoryboardConverter

All Implemented Interfaces:

Converter

public class StoryboardConverter
extends BaseVideoConverter
implements Converter

Converter to extract a list of equally spaced JPEG thumbnails to represent the story-line of a movie file using the ffmpeg commandline tool.

Author:

ogrisel

Field Summary

Fields

Modifier and Type	Field and Description
protected Map<String,String>	commonParams
static String	FFMPEG_INFO_COMMAND
static String	FFMPEG_SCREENSHOT_RESIZE_COMMAND
static String	HEIGHT_PARAM
static org.apache.commons.logging.Log	log
static String	THUMBNAIL_NUMBER_PARAM
static String	WIDTH_PARAM

Fields inherited from class org.nuxeo.ecm.platform.video.convert.BaseVideoConverter

DURATION_PATTERN

Constructor Summary

Constructors

Constructor and Description
StoryboardConverter()

Method Summary

Modifier and Type	Method and Description
BlobHolder	convert(BlobHolder blobHolder, Map<String,Serializable> parameters) Main method to handle the real Conversion Job.
protected int	getNumberOfThumbnails(Map<String,Serializable> parameters)
void	init(ConverterDescriptor descriptor) Initializes the Converter.

Methods inherited from class org.nuxeo.ecm.platform.video.convert.BaseVideoConverter

extractDuration, quoteFilePath

Methods inherited from class java.lang.Object

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

Field Detail

log

public static final org.apache.commons.logging.Log log

FFMPEG_INFO_COMMAND

public static final String FFMPEG_INFO_COMMAND

See Also:

Constant Field Values

FFMPEG_SCREENSHOT_RESIZE_COMMAND

public static final String FFMPEG_SCREENSHOT_RESIZE_COMMAND

See Also:

Constant Field Values

WIDTH_PARAM

public static final String WIDTH_PARAM

See Also:

Constant Field Values

HEIGHT_PARAM

public static final String HEIGHT_PARAM

See Also:

Constant Field Values

THUMBNAIL_NUMBER_PARAM

public static final String THUMBNAIL_NUMBER_PARAM

See Also:

Constant Field Values

commonParams

protected Map<String,String> commonParams

Constructor Detail

StoryboardConverter

public StoryboardConverter()

Method Detail

init

public void init(ConverterDescriptor descriptor)

Description copied from interface: Converter

Initializes the Converter.

This can be used to retrieve some configuration information from the XMap Descriptor.

Specified by:

init in interface Converter

convert

public BlobHolder convert(BlobHolder blobHolder,
                          Map<String,Serializable> parameters)
                   throws ConversionException

Description copied from interface: Converter

Main method to handle the real Conversion Job.

Returned BlobHolder must implement CachableBlobHolder, otherwise result won't be cached.

Specified by:

convert in interface Converter

Throws:

ConversionException

getNumberOfThumbnails

protected int getNumberOfThumbnails(Map<String,Serializable> parameters)