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Re: Compressive images test

From: Marcos Caceres <w3c@marcosc.com>
Date: Sun, 29 Sep 2013 19:46:25 +0100
To: public-respimg@w3.org
Message-ID: <68E759A462184ADA928C3215B3FD3125@marcosc.com>

On Wednesday, September 25, 2013 at 12:55 AM, Frédéric Kayser wrote:

> Hello, may I suggest to produce two sets of images:
> - one set made of progressive images, JPEGrescan/ImageOptim does a pretty good job producing optimized versions of those.
> - the other set made of the same images but recorded in sequential mode (aka "baseline", top to bottom), "jpegtran -optimize" can be used to turn progressive images into sequential ones losslessly.
> The idea is to check if the higher memory consumption associated to progressive image decoding could lead to faster memory starvation on entry devices, simultaneous decoding of many progressive JPEGs will accentuate the problem.

Anyone willing to lead this? I think the implications are fairly significant as no one seems to have done this research yet.  


Marcos Caceres
Received on Sunday, 29 September 2013 18:46:59 UTC

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