imgutil

func ImageToPixels ¶

func ImageToPixels(img image.Image) *[][]color.Color

ImageToPixels converts an image.Image instance into a column-major array

More specifically, a pointer to a [][]color.Color array is returned, indexed like so: color @ (x, y) -> (*return)[x][y] where x indexes the outer slice, selecting one column, and y indexes those slices

func OpenImage ¶

func OpenImage(path string) (image.Image, error)

OpenImage opens an image by providing a path.

func PixelsToImage ¶

func PixelsToImage(pixels *[][]color.Color) *image.RGBA

PixelsToImage creates an image.RGBA from the given slice of color.Color slices

func SaveGIF ¶

func SaveGIF(img image.Image, name string)

SaveGIF saves img at path as a GIF file

func SaveJPEG ¶

func SaveJPEG(img image.Image, name string, quality int)

SaveJPEG saves img at path as a JPEG file, with specified JPEG quality

func SavePNG ¶

func SavePNG(img image.Image, name string)

SavePNG saves img at path as a PNG file