Package com.sedmelluq.discord.lavaplayer.container.matroska

Class MatroskaContainerProbe

java.lang.Object

com.sedmelluq.discord.lavaplayer.container.matroska.MatroskaContainerProbe

All Implemented Interfaces:

MediaContainerProbe

public class MatroskaContainerProbe
extends java.lang.Object
implements MediaContainerProbe

Container detection probe for matroska format.

Field Summary

Fields

Modifier and Type	Field	Description
static java.lang.String	AAC_CODEC
static java.lang.String	OPUS_CODEC
static java.lang.String	VORBIS_CODEC

Constructor Summary

Constructors

Constructor	Description
MatroskaContainerProbe()

Method Summary

Modifier and Type	Method	Description
AudioTrack	createTrack(java.lang.String parameters, AudioTrackInfo trackInfo, SeekableInputStream inputStream)	Creates a new track for this container.
java.lang.String	getName()
boolean	matchesHints(MediaContainerHints hints)
MediaContainerDetectionResult	probe(AudioReference reference, SeekableInputStream inputStream)	Detect whether the file readable from the input stream is using this container and if this specific file uses a format and codec that is supported for playback.

Methods inherited from class java.lang.Object

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

Field Detail

OPUS_CODEC

public static final java.lang.String OPUS_CODEC

See Also:

Constant Field Values

VORBIS_CODEC

public static final java.lang.String VORBIS_CODEC

See Also:

Constant Field Values

AAC_CODEC

public static final java.lang.String AAC_CODEC

See Also:

Constant Field Values

Constructor Detail

MatroskaContainerProbe

public MatroskaContainerProbe()

Method Detail

getName

public java.lang.String getName()

Specified by:

getName in interface MediaContainerProbe

Returns:

The name of this container

matchesHints

public boolean matchesHints(MediaContainerHints hints)

Specified by:

matchesHints in interface MediaContainerProbe

Parameters:

hints - The available hints about the possible container.

Returns:

True if the hints match the format this probe detects. Should always return false if all hints are null.

probe

public MediaContainerDetectionResult probe(AudioReference reference,
                                           SeekableInputStream inputStream)
                                    throws java.io.IOException

Description copied from interface: MediaContainerProbe

Detect whether the file readable from the input stream is using this container and if this specific file uses a format and codec that is supported for playback.

Specified by:

probe in interface MediaContainerProbe

Parameters:

reference - Reference with an identifier to use in the returned audio track info

inputStream - Input stream that contains the track file

Returns:

Returns result with audio track on supported format, result with unsupported reason set if this is the container that the file uses, but this specific file uses a format or codec that is not supported. Returns null in case this file does not appear to be using this container format.

Throws:

java.io.IOException - On read error.

createTrack

public AudioTrack createTrack(java.lang.String parameters,
                              AudioTrackInfo trackInfo,
                              SeekableInputStream inputStream)

Description copied from interface: MediaContainerProbe

Creates a new track for this container. The audio tracks created here are never used directly, but the playback is delegated to them. As such, they do not have to support cloning or have a source manager.

Specified by:

createTrack in interface MediaContainerProbe

Parameters:

parameters - Parameters specific to the probe.

trackInfo - Track meta information

inputStream - Input stream of the track file

Returns:

A new audio track