Package org.red5.io

Class FileKeyFrameMetaCache

java.lang.Object

org.red5.io.FileKeyFrameMetaCache

All Implemented Interfaces:

IKeyFrameMetaCache

Direct Known Subclasses:

CachingFileKeyFrameMetaCache

public class FileKeyFrameMetaCache
extends Object
implements IKeyFrameMetaCache

File-based keyframe metadata cache.

Author:

The Red5 Project, Joachim Bauch (jojo@struktur.de)

Constructor Summary

Constructors

Constructor	Description
FileKeyFrameMetaCache()

Method Summary

Modifier and Type	Method	Description
IKeyFrameDataAnalyzer.KeyFrameMeta	loadKeyFrameMeta(File file)	Load keyframe informations for the given file.
void	removeKeyFrameMeta(File file)	Remove keyframe information for given file.
void	saveKeyFrameMeta(File file, IKeyFrameDataAnalyzer.KeyFrameMeta meta)	Store keyframe informations for the given file.

Methods inherited from class java.lang.Object

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

Constructor Detail

FileKeyFrameMetaCache

public FileKeyFrameMetaCache()

Method Detail

loadKeyFrameMeta

public IKeyFrameDataAnalyzer.KeyFrameMeta loadKeyFrameMeta(File file)

Load keyframe informations for the given file.

Specified by:

loadKeyFrameMeta in interface IKeyFrameMetaCache

Parameters:

file - File to load informations for.

Returns:

The keyframe informations or null if none exist.

removeKeyFrameMeta

public void removeKeyFrameMeta(File file)

Description copied from interface: IKeyFrameMetaCache

Remove keyframe information for given file. Need to update keyframe cache when re-writing file.

Specified by:

removeKeyFrameMeta in interface IKeyFrameMetaCache

Parameters:

file - File to remove information for.

saveKeyFrameMeta

public void saveKeyFrameMeta(File file,
                             IKeyFrameDataAnalyzer.KeyFrameMeta meta)

Store keyframe informations for the given file.

Specified by:

saveKeyFrameMeta in interface IKeyFrameMetaCache

Parameters:

file - File to save informations for.

meta - Keyframe informations for this file.