Date   : Thu, 04 Oct 2012 17:36:46 -0500
From   : jules.richardson99@... (Jules Richardson)
Subject: Manual GIF creation

On 10/02/2012 04:47 PM, J.G.Harston wrote:
> Jules Richardson wrote:
>> There seems to be a missing code size byte with value 07h at offset
>> 197h,
>
> Streuth! Adding that single additional byte gets me a working GIF!
> Albeit
> two copies of the source side by side as I'm outputting a 320-px wide
> image in a 640-px canvas. But, progress. Thanks.
>
> My GIF format documentation has nothing to say about that byte.
> I'm working from http://mdfs.net/Docs/Comp/FileFormat/Graphics/GIF
> which originally came from http://www.daubnet.com/en/file-format-gif
> I may have dropped a line somewhere when textifying it.


It's there, as "InitialCodeSize" in the raster data block, isn't it?
(although I may be wrong, it's snowing here and my brain is frozen :-)

cheers

Jules