img

func RandomImage ¶

func RandomImage(i int) interface{}

RandomImage creates a random image. Environment variables supported: GG_IMG_FAST=Y/N to enable fast mode or not GG_IMG_FORMAT=jpg/png to choose the format GG_IMG_FILE_SIZE=10M to set image file size GG_IMG_SIZE=640x320 to set the {width}x{height} of image

func ToPng ¶

func ToPng(img image.Image, appendBase64 bool) string

ToPng saves the image to local with PNG format.

func ToPngBytes ¶

func ToPngBytes(img image.Image) []byte