demo-04-20/demo.lua

11 lines
408 B
Lua

local bitmap = require'bitmap' --used to read its content
do --open image
local cairo = require'cairo' --used to open the file
local image = cairo.load_png("/home/user/cle-usb-emulateurs.png")
image_infos = {width = image:width(), height = image:height()}
image_bitmap = image:bitmap()
end
local getpixel, setpixel = bitmap.pixel_interface(image_bitmap)
print(image_infos.width, image_infos.height)