class CrImage::Operation::HistogramEqualize::Histogram

• CrImage::Operation::HistogramEqualize::Histogram
• Reference
• Object

Overview

A histogram of an Image for a specific ChannelType

Defined in:

cr-image/operation/histogram.cr

Constructors

• .new(image : Image, channel_type : ChannelType)

Instance Method Summary

• #cdf : Hash(UInt8, Float64)

  Get the cumulative distribution for the image's histogram

• #channel_type : CrImage::ChannelType
• #counts : Hash(UInt8, Int32)

  Get the raw counts for a given pixel value (0-255) in the image

• #equalize : Hash(UInt8, UInt8)

  Remap the cumalitive distribution of pixels to get a new, more spread out pixel value

• #image : CrImage::Image
• #mean : Float64
• #normalize : Hash(UInt8, Float64)

  Get pixel counts normalized - all values between 0.0 and 1.0

• #std_dev : Float64

Constructor Detail

Instance Method Detail