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javax.sound.midi
Class Sequence
java.lang.Objectjavax.sound.midi.Sequence
- public class Sequence
- extends java.lang.Object
Objects of this type represent sequences of MIDI messages that can be played back by a Sequencer.
- Since:
- 1.3
| Field Summary | |
protected float |
divisionType
The timing division type for this sequence (PPQ or SMPTE*) |
static float |
PPQ
Tempo-based timing. |
protected int |
resolution
The timing resolution in ticks/beat or ticks/frame, depending on the division type. |
static float |
SMPTE_24
24 frames/second timing. |
static float |
SMPTE_25
25 frames/second timing. |
static float |
SMPTE_30
30 frames/second timing. |
static float |
SMPTE_30DROP
29.97 frames/second timing. |
protected java.util.Vector |
tracks
The MIDI tracks used by this sequence. |
| Constructor Summary | |
Sequence(float divisionType,
int resolution)
Create a MIDI sequence object with no initial tracks. |
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Sequence(float divisionType,
int resolution,
int numTracks)
Create a MIDI seqence object. |
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| Method Summary | |
Track |
createTrack()
Create a new empty MIDI track and add it to this sequence. |
boolean |
deleteTrack(Track track)
Remove the specified MIDI track from this sequence. |
float |
getDivisionType()
The division type of this sequence. |
long |
getMicrosecondLength()
The length of this sequence in microseconds. |
Patch[] |
getPatchList()
Get an array of patches used in this sequence. |
int |
getResolution()
The timing resolution for this sequence, relative to the division type. |
long |
getTickLength()
The length of this sequence in MIDI ticks. |
Track[] |
getTracks()
Get an array of MIDI tracks used in this sequence. |
private void |
init(float divisionType,
int resolution,
int numTracks)
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| Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Field Detail |
divisionType
protected float divisionType
- The timing division type for this sequence (PPQ or SMPTE*)
resolution
protected int resolution
- The timing resolution in ticks/beat or ticks/frame, depending on the
division type.
tracks
protected java.util.Vector tracks
- The MIDI tracks used by this sequence.
PPQ
public static final float PPQ
- Tempo-based timing. Resolution is specified in ticks per beat.
- See Also:
- Constant Field Values
SMPTE_24
public static final float SMPTE_24
- 24 frames/second timing. Resolution is specific in ticks per frame.
- See Also:
- Constant Field Values
SMPTE_25
public static final float SMPTE_25
- 25 frames/second timing. Resolution is specific in ticks per frame.
- See Also:
- Constant Field Values
SMPTE_30
public static final float SMPTE_30
- 30 frames/second timing. Resolution is specific in ticks per frame.
- See Also:
- Constant Field Values
SMPTE_30DROP
public static final float SMPTE_30DROP
- 29.97 frames/second timing. Resolution is specific in ticks per frame.
- See Also:
- Constant Field Values
| Constructor Detail |
Sequence
public Sequence(float divisionType,
int resolution)
throws InvalidMidiDataException
- Create a MIDI sequence object with no initial tracks.
Sequence
public Sequence(float divisionType,
int resolution,
int numTracks)
throws InvalidMidiDataException
- Create a MIDI seqence object.
| Method Detail |
init
private void init(float divisionType,
int resolution,
int numTracks)
throws InvalidMidiDataException
getDivisionType
public float getDivisionType()
- The division type of this sequence.
getResolution
public int getResolution()
- The timing resolution for this sequence, relative to the division type.
createTrack
public Track createTrack()
- Create a new empty MIDI track and add it to this sequence.
deleteTrack
public boolean deleteTrack(Track track)
- Remove the specified MIDI track from this sequence.
getTracks
public Track[] getTracks()
- Get an array of MIDI tracks used in this sequence.
getMicrosecondLength
public long getMicrosecondLength()
- The length of this sequence in microseconds.
getTickLength
public long getTickLength()
- The length of this sequence in MIDI ticks.
getPatchList
public Patch[] getPatchList()
- Get an array of patches used in this sequence.
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DETAIL: FIELD | CONSTR | METHOD | ||||||||