uk.ac.starlink.ttools.task

Interface PixSampler.StatMode

Enclosing class:

PixSampler

public static interface PixSampler.StatMode

Defines how statistics are to be acquired from a pixel or set of pixels.

Method Summary

Modifier and Type	Method and Description
Object	getResult(Object[] values) Returns the result of some statistical operation on a set of supplied values.
ColumnInfo	getResultInfo(ColumnInfo baseInfo) Provides a column metadata object describing the output of this mode, given the metadata of the input.
boolean	isPoint() Indicates whether this operation is point-like.

Method Detail

getResultInfo

ColumnInfo getResultInfo(ColumnInfo baseInfo)

Provides a column metadata object describing the output of this mode, given the metadata of the input.

Parameters:

baseInfo - input data metadata

Returns:

output data metadata

getResult

Object getResult(Object[] values)

Returns the result of some statistical operation on a set of supplied values.

Parameters:

values - array of input values

Returns:

result of statistical operation

isPoint

boolean isPoint()

Indicates whether this operation is point-like. If so, only a single value should be supplied to the getResult(java.lang.Object[]) method.

Returns:

true iff this operation is point-like