MoonImage is a Lua image loading library based on Sean Barrett's STB libraries.
It runs on GNU/Linux and on Windows (MSYS2/MinGW) and requires Lua (>=5.3).
Author: Stefano Trettel
MIT/X11 license (same as Lua). See LICENSE.
See the Reference Manual.
Setup the build environment as described here, then:
$ git clone https://github.com/stetre/moonimage
$ cd moonimage
moonimage$ make
moonimage$ sudo make installThe example below loads an image from a JPG file and writes it to a BMP file.
Other examples can be found in the examples/ directory contained in the release package.
-- MoonImage example: hello.lua
mi = require('moonimage')
-- Load an image from a jpg file:
data, w, h, channels = mi.load("sunflowers.jpg", 'rgba')
-- Write it to a bmp file:
mi.write_bmp("output.bmp", w, h, channels, data)The script can be executed at the shell prompt with the standard Lua interpreter:
$ lua hello.lua