Package org.nuxeo.ecm.platform.video.convert

Class StoryboardConverter

java.lang.Object

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

All Implemented Interfaces:

Converter

public class StoryboardConverter
extends Object
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	Description
protected Map<String,String>	commonParams
static String	FFMPEG_INFO_COMMAND	Deprecated. since 11.1, not used.
static String	FFMPEG_SCREENSHOT_RESIZE_COMMAND
static String	HEIGHT_PARAM
static Log	log
static String	ORIGINAL_HEIGHT_PARAM
static String	ORIGINAL_WIDTH_PARAM
static String	THUMBNAIL_NUMBER_PARAM
static String	WIDTH_PARAM

Constructor Summary

Constructors

Constructor	Description
StoryboardConverter()

Method Summary

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

Methods inherited from class java.lang.Object

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

Field Detail

log

public static final Log log

FFMPEG_INFO_COMMAND

@Deprecated
public static final String FFMPEG_INFO_COMMAND

Deprecated.

since 11.1, not used.

See Also:

Constant Field Values

FFMPEG_SCREENSHOT_RESIZE_COMMAND

public static final String FFMPEG_SCREENSHOT_RESIZE_COMMAND

See Also:

Constant Field Values

ORIGINAL_WIDTH_PARAM

public static final String ORIGINAL_WIDTH_PARAM

Since:

11.1

See Also:

Constant Field Values

ORIGINAL_HEIGHT_PARAM

public static final String ORIGINAL_HEIGHT_PARAM

Since:

11.1

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)

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

getNumberOfThumbnails

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

fillWidthAndHeightParameters

protected void fillWidthAndHeightParameters(CmdParameters cmdParameters,
                                            Map<String,Serializable> parameters)