net.raphimc.noteblocklib.util

Class SongResampler

java.lang.Object

net.raphimc.noteblocklib.util.SongResampler

public class SongResampler
extends java.lang.Object

Constructor Summary

Constructors

Constructor and Description
SongResampler()

Method Summary

Modifier and Type	Method and Description
static void	changeTickSpeed(Song song, float newTempo) Changes the tick speed (sample rate) of a song, without changing the musical speed or length.
static java.util.Map<java.lang.Double,java.util.List<Note>>	getNotesByTime(Song song) Gets a map of notes grouped by their time in milliseconds, taking into account tempo changes.
static void	precomputeTempoEvents(Song song) Converts a song with dynamic tempo changes into one with a static tempo.

Methods inherited from class java.lang.Object

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

Constructor Detail

SongResampler

public SongResampler()

Method Detail

precomputeTempoEvents

public static void precomputeTempoEvents(Song song)

Converts a song with dynamic tempo changes into one with a static tempo. This allows the song to be played in players which don't support dynamic tempo changes.

Parameters:

song - The song

changeTickSpeed

public static void changeTickSpeed(Song song,
                                   float newTempo)

Changes the tick speed (sample rate) of a song, without changing the musical speed or length.
Changing the speed to a lower one than original will result in a loss of timing precision.

Parameters:

song - The song

newTempo - The new tick speed (Ticks per second)

getNotesByTime

public static java.util.Map<java.lang.Double,java.util.List<Note>> getNotesByTime(Song song)

Gets a map of notes grouped by their time in milliseconds, taking into account tempo changes.

Parameters:

song - The song

Returns:

A map of notes grouped by their time in milliseconds