org.red5.io.mp4

Interface IMP4

All Superinterfaces:

IStreamableFile

All Known Implementing Classes:

MP4

public interface IMP4
extends IStreamableFile

Represents MP4 file

Author:

Paul Gregoire (mondain@gmail.com)

Method Summary

Modifier and Type	Method and Description
void	flushHeaders() Flushes Header
Map<?,?>	getKeyFrameData() Gets the keyframe data
IMetaData<?,?>	getMetaData() Returns a map of the metadata
boolean	hasKeyFrameData() Returns a boolean stating whether a mp4 has keyframedata
boolean	hasMetaData() Returns a boolean stating whether the mp4 has metadata
ITagReader	readerFromNearestKeyFrame(int seekPoint) Returns a Reader closest to the nearest keyframe
void	refreshHeaders() Refreshes the headers.
void	setKeyFrameData(Map<?,?> keyframedata) Sets the keyframe data of a mp4 file
void	setMetaData(IMetaData<?,?> metadata) Sets the metadata
void	setMetaService(IMetaService service) Sets the MetaService through Spring
ITagWriter	writerFromNearestKeyFrame(int seekPoint) Returns a Writer based on the nearest key frame

Methods inherited from interface org.red5.io.IStreamableFile

getAppendWriter, getReader, getWriter

Method Detail

hasMetaData

boolean hasMetaData()

Returns a boolean stating whether the mp4 has metadata

Returns:

boolean true if file has injected metadata, false otherwise

setMetaData

void setMetaData(IMetaData<?,?> metadata)
          throws FileNotFoundException,
                 IOException

Sets the metadata

Parameters:

metadata - Metadata object

Throws:

FileNotFoundException - File not found

IOException - Any other I/O exception

setMetaService

void setMetaService(IMetaService service)

Sets the MetaService through Spring

Parameters:

service - Metadata service

getMetaData

IMetaData<?,?> getMetaData()
                    throws FileNotFoundException

Returns a map of the metadata

Returns:

metadata File metadata

Throws:

FileNotFoundException - File not found

hasKeyFrameData

boolean hasKeyFrameData()

Returns a boolean stating whether a mp4 has keyframedata

Returns:

boolean true if file has keyframe metadata, false otherwise

setKeyFrameData

void setKeyFrameData(Map<?,?> keyframedata)

Sets the keyframe data of a mp4 file

Parameters:

keyframedata - Keyframe metadata

getKeyFrameData

Map<?,?> getKeyFrameData()

Gets the keyframe data

Returns:

keyframedata Keyframe metadata

refreshHeaders

void refreshHeaders()
             throws IOException

Refreshes the headers. Usually used after data is added to the mp4 file

Throws:

IOException - Any I/O exception

flushHeaders

void flushHeaders()
           throws IOException

Flushes Header

Throws:

IOException - Any I/O exception

readerFromNearestKeyFrame

ITagReader readerFromNearestKeyFrame(int seekPoint)

Returns a Reader closest to the nearest keyframe

Parameters:

seekPoint - Point in file we are seeking around

Returns:

reader Tag reader closest to that point

writerFromNearestKeyFrame

ITagWriter writerFromNearestKeyFrame(int seekPoint)

Returns a Writer based on the nearest key frame

Parameters:

seekPoint - Point in file we are seeking around

Returns:

writer Tag writer closest to that point