com.google.android.exoplayer2.extractor

Class GaplessInfoHolder

java.lang.Object

com.google.android.exoplayer2.extractor.GaplessInfoHolder

public final class GaplessInfoHolder
extends java.lang.Object

Holder for gapless playback information.

Field Summary

Fields

Modifier and Type	Field and Description
int	encoderDelay The number of samples to trim from the start of the decoded audio stream, or Format.NO_VALUE if not set.
int	encoderPadding The number of samples to trim from the end of the decoded audio stream, or Format.NO_VALUE if not set.
static Id3Decoder.FramePredicate	GAPLESS_INFO_ID3_FRAME_PREDICATE A Id3Decoder.FramePredicate suitable for use when decoding Metadata that will be passed to setFromMetadata(Metadata).

Constructor Summary

Constructors

Constructor and Description
GaplessInfoHolder() Creates a new holder for gapless playback information.

Method Summary

Modifier and Type	Method and Description
boolean	hasGaplessInfo() Returns whether encoderDelay and encoderPadding have been set.
boolean	setFromMetadata(Metadata metadata) Populates the holder with data parsed from ID3 Metadata.
boolean	setFromXingHeaderValue(int value) Populates the holder with data from an MP3 Xing header, if valid and non-zero.

Methods inherited from class java.lang.Object

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

Field Detail

GAPLESS_INFO_ID3_FRAME_PREDICATE

public static final Id3Decoder.FramePredicate GAPLESS_INFO_ID3_FRAME_PREDICATE

A Id3Decoder.FramePredicate suitable for use when decoding Metadata that will be passed to setFromMetadata(Metadata). Only frames that might contain gapless playback information are decoded.

encoderDelay

public int encoderDelay

The number of samples to trim from the start of the decoded audio stream, or Format.NO_VALUE if not set.

encoderPadding

public int encoderPadding

The number of samples to trim from the end of the decoded audio stream, or Format.NO_VALUE if not set.

Constructor Detail

GaplessInfoHolder

public GaplessInfoHolder()

Creates a new holder for gapless playback information.

Method Detail

setFromXingHeaderValue

public boolean setFromXingHeaderValue(int value)

Populates the holder with data from an MP3 Xing header, if valid and non-zero.

Parameters:

value - The 24-bit value to decode.

Returns:

Whether the holder was populated.

setFromMetadata

public boolean setFromMetadata(Metadata metadata)

Populates the holder with data parsed from ID3 Metadata.

Parameters:

metadata - The metadata from which to parse the gapless information.

Returns:

Whether the holder was populated.

hasGaplessInfo

public boolean hasGaplessInfo()

Returns whether encoderDelay and encoderPadding have been set.