struct Espresso::Image

Overview

Describes a single 2D image.

The image data is 32-bit, little-endian, non-premultiplied RGBA, i.e. eight bits per channel with the red channel first. The pixels are arranged canonically as sequential rows, starting from the top-left corner.

Defined in:

espresso/image.cr

Constructors

Instance Method Summary

Constructor Detail

def self.new(width, height) #

Creates an empty image of the specified size.


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Instance Method Detail

def height : Int32 #

Height, in pixels, of this image.


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def pixels : Bytes #

Raw pixel data of this image. The pixels are arranged left-to-right, top-to-bottom. Each pixel is 4 bytes, little-endian, and ordered as RGBA.


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def to_unsafe #

Returns a GLFW image structure.


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def width : Int32 #

Width, in pixels, of this image.


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