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Dynamic Image Transformation Module For nginx.

README.md

ngx_small_light

ngx_small_light is a dynamic image transformation module for nginx. And ngx_small_light is written for using as the same way as mod_small_light as possible in nginx.(mod_small_light is an apache module)

Dependencies

Build

cd ${ngx_small_light_src_dir}
./setup
cd {$nginx_src_dir}
./configure --add-module=${ngx_small_light_src_dir}
make
make install

If you want to enable the libraries except ImageMagick in ngx_small_light, add following options when executing setup. (ImageMagick is always enabled)

./setup --with-imlib2           # enable ImageMagick and Imlib2
./setup --with-gd               # enable ImageMagick and GD
./setup --with-imlib2 --with-gd # enable ImageMagick and Imlib2 and GD

How To

See the configuration guide.

Configuration Example

server {
    listen 8000;
    server_name localhost;

    small_light on;
    small_light_pattern_define msize dw=500,dh=500,da=l,q=95,e=imagemagick,jpeghint=y;
    small_light_pattern_define ssize dw=120,dh=120,da=l,q=95,e=imlib2,jpeghint=y;

    # http://localhost:8000/small_light(p=msize)/img/filename.jpg -> generate msize image
    # http://localhost:8000/small_light(p=ssize)/img/filename.jpg -> generate ssize image
    # http://localhost:8000/small_light(of=gif,q=100)/img/filename.jpg -> generate gif image which quality is 100
    location ~ small_light[^/]*/(.+)$ {
        set $file $1;
        rewrite ^ /$file;
    }
} 

Running Test

perl Build.PL
cpanm --installdeps .
NGINX_BIN=${nginx_prefix_dir}/sbin/nginx ./Build test
# or
NGINX_BIN=${nginx_prefix_dir}/sbin/nginx prove t/**/*.t

Todo

  • add various convenient options
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