up

Image

inherits Object

The coordinate system for the images starts with 0,0 at the bottom-left and ends with (width-1),(height-1) at the top-right. It is always in 24-bit colour, 8 bits per channel and does not currently support an alpha channel. Jpegs are written at a constant 90 quality.

Enum - IMAGE_FORMAT

• PNG
• JPEG
• BMP

constructor

• Image(width, height) creates an image of width x height pixels

methods

• set_pixel(x, y, r, g, b) sets the pixel colour at coordinates x, y to the colour values (0-255) of r,g,b
• write_to_file(filename, format) writes the image to the filename, in the given format (a value of the IMAGE_FORMAT enum)
• width() gets the number of pixels in the x axis of the image
• height() gets the number of pixels in the y axis of the image

static methods

• read(filename) reads the image