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LSST Data Management Base Package
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Public Member Functions | Public Attributes | List of all members
lsst.meas.base.noiseReplacer.ImageNoiseGenerator Class Reference
Inheritance diagram for lsst.meas.base.noiseReplacer.ImageNoiseGenerator:
lsst.meas.base.noiseReplacer.NoiseGenerator

Public Member Functions

 __init__ (self, img)
 
 getMaskedImage (self, bb)
 

Public Attributes

 mim
 
 mean
 
 std
 

Detailed Description

Generate noise by extracting a sub-image from a user-supplied image.

Parameters
----------
img : `lsst.afw.image.ImageF`
    An image to use as the basis of noise generation.

Definition at line 438 of file noiseReplacer.py.

Constructor & Destructor Documentation

◆ __init__()

lsst.meas.base.noiseReplacer.ImageNoiseGenerator.__init__ ( self,
img )

Definition at line 447 of file noiseReplacer.py.

447 def __init__(self, img):
448 self.mim = afwImage.MaskedImageF(img)
449 self.mean = afwMath.makeStatistics(img, afwMath.MEAN)
450 self.std = afwMath.makeStatistics(img, afwMath.STDEV)
451
Statistics makeStatistics(lsst::afw::image::Image< Pixel > const &img, lsst::afw::image::Mask< image::MaskPixel > const &msk, int const flags, StatisticsControl const &sctrl=StatisticsControl())
Handle a watered-down front-end to the constructor (no variance)
Definition Statistics.h:361

Member Function Documentation

◆ getMaskedImage()

lsst.meas.base.noiseReplacer.ImageNoiseGenerator.getMaskedImage ( self,
bb )

Reimplemented from lsst.meas.base.noiseReplacer.NoiseGenerator.

Definition at line 452 of file noiseReplacer.py.

452 def getMaskedImage(self, bb):
453 return self.mim
454
455

Member Data Documentation

◆ mean

lsst.meas.base.noiseReplacer.ImageNoiseGenerator.mean

Definition at line 449 of file noiseReplacer.py.

◆ mim

lsst.meas.base.noiseReplacer.ImageNoiseGenerator.mim

Definition at line 448 of file noiseReplacer.py.

◆ std

lsst.meas.base.noiseReplacer.ImageNoiseGenerator.std

Definition at line 450 of file noiseReplacer.py.


The documentation for this class was generated from the following file: