jpeg image quality is bad

[Steve Holdoway]

Hi,

On Thu, 2013-03-28 at 21:44 -0700, Praveen Yarlagadda wrote:
> Hi there!
> 
> 
> I'm playing around with nginx and I'm running into a problem related
> to image uploading. I have nginx as a load balancer and java server
> (jetty, spring based) as the backend server. When I upload an image
> (JPEG) using POST method via nginx, the quality gets dropped a lot.
> Please take a look at the attached image. If I upload it directly to
> the backend server, it gets saved properly.  Am I missing anything in
> the conf file? I really appreciate your help. Here is my nginx.conf.
> 
> 
> http {
>     include       /etc/nginx/mime.types;
>     default_type  application/octet-stream;
> 
> 
>     #access_log  /dev/null  main;
>     access_log  /data/logs/nginx/access.log  main;
>     log_not_found off;
> 
> 
>     sendfile        on;
>     #tcp_nopush     on;
> 
> 
>     keepalive_timeout  65;
> 
> 
>     client_max_body_size 10M;
> 
> 
> 
> 
>     #gzip  on;
> 
> 
>     include /etc/nginx/conf.d/*.conf;
> 
> 
> 
> 
>     upstream backend {
>         ip_hash;
>         server example.com:7070;
>     }
> 
> 
> 
> 
>     server  {
>       listen  80;
>       server_name example.com;
> 
> 
>       location / {
>             proxy_pass      http://backend;
>             proxy_buffering on;
>       }
> 
> 
>     }
> 
> 
>     server {
>         listen 80;
>         server_name ~.*;
>         location / {
>           access_log off;
>           return 503;
>         }
>     }
> }
> 
> 
> Thanks a lot!
> 
> 
> -Praveen
> _______________________________________________

nginx does nothing whatsoever to images. They're just files as far as
it's concerned. It looks like your site must post-process them in some
way... resample, reduce quality, etc???

Cheers,


Steve

-- 
Steve Holdoway BSc(Hons) MIITP 
http://www.greengecko.co.nz
Skype: sholdowa
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