Image Weight Loss Clinic

Stoyan StefanovYahoo! SearchIgnite Velocity 2009, San Jose

5

4

3

2

1

50% images

GIF

GIF

GIFGIFGIF

GIF

GIFGIFGIF

GIF

GIF

GIFGIFGIF

GIFGIFGIF

GIF

$ convert in.gif PNG8:out.png

jpegtran

jpegtran-optimize

-progressive

10K+

jpegtran

-copy none-copy all

PNGOptimizer

PNGOptimizer

AdvPNG

DeflOpt

PNGOptimizer

AdvPNG

PNGRewrite

DeflOpt

PNGOptimizer

AdvPNG

PNGCrushPNGRewrite

DeflOpt

PNGOptimizer

AdvPNG

PNGOut

PNGCrushPNGRewrite

DeflOpt

PNGOptimizer

AdvPNG

OptiPNG

PNGOut

PNGCrushPNGRewrite

DeflOpt

PNGOptimizer

AdvPNG

OptiPNG

PNGOut

PNGCrush

DeflOpt

AdvPNG

PNGSlim

Before

Image Weight:694.3 KbPage Weight:839.5 Kb

82% images

After

Image Weight Loss:209Kb

30.15% savings

Summary

*  No GIFs*  JPEGtran*  PNG*

30.15% savings

Tools

FTW

+

Process

Tools

FTW

+

Process

Photo credits: http://www.flickr.com/photos/astique/1859573734/in/photostream/ http://www.flickr.com/photos/73645804@N00/2222523486/ http://dezignerfolio.com http://www.flickr.com/photos/81506496@N00/3061563817/ http://www.flickr.com/photos/85049097@N00/1858630581/ http://www.flickr.com/photos/7566272@N02/3537213022/ http://www.flickr.com/photos/vanz/2093902502/ http://www.flickr.com/photos/84661389@N00/542537185/ http://www.flickr.com/photos/ericskiff/471212653/ http://www.flickr.com/photos/kjarrett/414147790/ http://icanhazcheezburger.com http://www.flickr.com/photos/sophiea/2057656323/in/set-72157602827807236/ http://www.flickr.com/photos/brighton/2278072114/

Thanks,StoyanYahoo! Search