Package org.mp4parser.muxer

Class PiffMp4TrackImpl

java.lang.Object

org.mp4parser.muxer.AbstractTrack

org.mp4parser.muxer.Mp4TrackImpl

org.mp4parser.muxer.PiffMp4TrackImpl

All Implemented Interfaces:

Closeable, AutoCloseable, Track, CencEncryptedTrack

public class PiffMp4TrackImpl
extends Mp4TrackImpl
implements CencEncryptedTrack

This track implementation is to be used when MP4 track is CENC encrypted.

Constructor Summary

Constructors

Constructor	Description
PiffMp4TrackImpl(long trackId, Container isofile, RandomAccessSource randomAccess, String name)	Creates a track from a TrackBox and potentially fragments.

Method Summary

Modifier and Type	Method	Description
UUID	getDefaultKeyId()
String	getName()	A name for identification purposes.
List<CencSampleAuxiliaryDataFormat>	getSampleEncryptionEntries()
boolean	hasSubSampleEncryption()
String	toString()

Methods inherited from class org.mp4parser.muxer.Mp4TrackImpl

close, getCompositionTimeEntries, getHandler, getSampleDependencies, getSampleDurations, getSampleEntries, getSamples, getSubsampleInformationBox, getSyncSamples, getTrackMetaData

Methods inherited from class org.mp4parser.muxer.AbstractTrack

getDuration, getEdits, getSampleGroups

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.io.Closeable

close

Methods inherited from interface org.mp4parser.muxer.Track

getCompositionTimeEntries, getDuration, getEdits, getHandler, getSampleDependencies, getSampleDurations, getSampleEntries, getSampleGroups, getSamples, getSubsampleInformationBox, getSyncSamples, getTrackMetaData

Constructor Detail

PiffMp4TrackImpl

public PiffMp4TrackImpl(long trackId,
                        Container isofile,
                        RandomAccessSource randomAccess,
                        String name)
                 throws IOException

Creates a track from a TrackBox and potentially fragments. Use fragements parameter only to supply additional fragments that are not located in the main file.

Parameters:

trackId - ID of the track to extract

isofile - the parsed MP4 file

randomAccess - the RandomAccessSource to read the samples from

name - an arbitrary naem to identify track later - e.g. filename

Throws:

IOException - if reading from underlying DataSource fails

Method Detail

getDefaultKeyId

public UUID getDefaultKeyId()

hasSubSampleEncryption

public boolean hasSubSampleEncryption()

Specified by:

hasSubSampleEncryption in interface CencEncryptedTrack

getSampleEncryptionEntries

public List<CencSampleAuxiliaryDataFormat> getSampleEncryptionEntries()

Specified by:

getSampleEncryptionEntries in interface CencEncryptedTrack

toString

public String toString()

Overrides:

toString in class Object

getName

public String getName()

Description copied from interface: Track

A name for identification purposes. Might return the underlying filename or network address or any other identifier. For informational/debug only. This is no metadata!

Specified by:

getName in interface Track

Overrides:

getName in class AbstractTrack

Returns:

the track's name