IKeyFrameMetaCache (Red5 :: IO 1.2.2 API)

All Known Implementing Classes:

CachingFileKeyFrameMetaCache, FileKeyFrameMetaCache
```
public interface IKeyFrameMetaCache
```
Interface defining a cache for keyframe metadata informations.

Author:

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

Method Summary

All Methods Instance Methods Abstract Methods
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.

- Method Detail
  - loadKeyFrameMeta
```
IKeyFrameDataAnalyzer.KeyFrameMeta loadKeyFrameMeta(File file)
```
    Load keyframe informations for the given file.
    
    Parameters:
    
    file - File to load informations for.
    
    Returns:
    
    The keyframe informations or null if none exist.
  - removeKeyFrameMeta
```
void removeKeyFrameMeta(File file)
```
    Remove keyframe information for given file. Need to update keyframe cache when re-writing file.
    
    Parameters:
    
    file - File to remove information for.
  - saveKeyFrameMeta
```
void saveKeyFrameMeta(File file,
                      IKeyFrameDataAnalyzer.KeyFrameMeta meta)
```
    Store keyframe informations for the given file.
    
    Parameters:
    
    file - File to save informations for.
    
    meta - Keyframe informations for this file.