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java.lang.Objectnet.beadsproject.beads.analysis.FeatureTrack
public class FeatureTrack
Stores a set of features associated with a continuous period of audio data. A FeatureTrack can hold different views on the data. Time-based features are stored in lists mapping segments to features.
Constructor Summary | |
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FeatureTrack()
Instantiates a new FeatureTrack. |
Method Summary | |
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void |
add(FeatureFrame ff)
Adds the specified FeatureFrame. |
void |
addFeatureExtractor(FeatureExtractor<?,?> e)
Adds a new FeatureExtractor . |
void |
clear()
Clears all memory of feature frames. |
FeatureFrame |
get(int index)
Gets the FeatureFrame at the given index. |
FeatureFrame |
getFrameAt(double timeMS)
Gets the frame for the given offset, in milliseconds, into the FeatureLayer. |
FeatureFrame |
getFrameBefore(double timeMS)
Gets the frame for the given offset, in milliseconds, into the FeatureLayer, or the last frame before then. |
int |
getFrameMemory()
|
FeatureFrame |
getLastFrame()
Gets the last FeatureFrame in this FeatureTrack. |
int |
getNumberOfFrames()
Returns the number of FeatureFrame s stored in this FeatureTrack. |
java.util.Iterator<FeatureFrame> |
iterator()
Returns an iterator over the FeatureFrame s. |
void |
newSegment(TimeStamp startTime,
TimeStamp endTime)
Tells this FeatureTrack to log a new FeatureFrame , with the given startTime and endTime. |
void |
remove(FeatureFrame ff)
Removes the specified FeatureFrame. |
void |
removeFeatureExtractor(FeatureExtractor<?,?> e)
Removes the specified FeatureExtractor. |
void |
removeRange(double startRangeMS,
double endRangeMS)
Remove all feature frames in the given range. |
void |
setFrameMemory(int frameMemory)
|
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public FeatureTrack()
Method Detail |
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public void add(FeatureFrame ff)
ff
- the FeatureFrame.public void remove(FeatureFrame ff)
ff
- the FeatureFrame to remove.public void removeRange(double startRangeMS, double endRangeMS)
startRangeMS
- the beginning of the range.endRangeMS
- the end of the range.public FeatureFrame get(int index)
index
- the index.
public FeatureFrame getFrameAt(double timeMS)
timeMS
- the millisecond offset.
public FeatureFrame getFrameBefore(double timeMS)
timeMS
- the millisecond offset.
public FeatureFrame getLastFrame()
public void addFeatureExtractor(FeatureExtractor<?,?> e)
FeatureExtractor
. When newSegment()
is called, the FeatureTrack creates a new FeatureFrame
with the given start and end times and adds the data from all of its FeatureExtractor
s to the FeatureFrame
.
e
- the FeatureExtractor.public void removeFeatureExtractor(FeatureExtractor<?,?> e)
e
- the FeatureExtractor.public void newSegment(TimeStamp startTime, TimeStamp endTime)
FeatureFrame
, with the given startTime and endTime. The FeatureTrack
will gather features from its various FeatureExtractor
s at this point.
newSegment
in interface SegmentListener
startTime
- the start time.endTime
- the end time.
java.lang.CloneNotSupportedException
public java.util.Iterator<FeatureFrame> iterator()
FeatureFrame
s.
iterator
in interface java.lang.Iterable<FeatureFrame>
public int getFrameMemory()
public void setFrameMemory(int frameMemory)
public int getNumberOfFrames()
FeatureFrame
s stored in this FeatureTrack.
public void clear()
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