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Re: Export["...",...,"GIF"] results in nonreadable gif file

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  • Subject: [mg119338] Re: Export["...",...,"GIF"] results in nonreadable gif file
  • From: Murray Eisenberg <murray at math.umass.edu>
  • Date: Tue, 31 May 2011 07:46:38 -0400 (EDT)

I just tried the first of your exports in Mathematica 8.0.1 under 
Windows XP and seems to work OK, producing a file of size 63K that 
displays as an animated gif.

On 5/30/2011 6:36 AM, neuromanthic wrote:
> I've expirienced some problems with exporting images and graphics to
> gif and animated gif's with Export[]. Here are inputs for exporting
> lists of graphics as well as images
>
> In[138]:= Export["E:\\work\\projects\\anim2.gif",
>   Table[Graphics@
>     Raster@Table[
>       k - (i + j), {j, 0, 0.5, 0.05}, {i, 0., 0.5, 0.05}], {k, 0, 1,
>     0.1}], "GIF"]
>
> Out[138]= "E:\\work\\projects\\anim2.gif"
>
> ==========================
>
> In[148]:= Export["E:\\work\\projects\\anim4.gif",
>   Table[Image@
>     Table[k - (i + j), {j, 0, 0.5, 0.05}, {i, 0., 0.5, 0.05}], {k, 0,
>     1, 0.1}], "GIF"]
>
> Out[148]= "E:\\work\\projects\\anim4.gif"
>
> The arguments of exports are evaluated and shown properly, but
> resulting output files are corrupted and unreasoonably small (390
> bytes)
>
> On the other hand selecting an image in frontend and choosing "Save
> Image As..." to save as gif works just fine. However, I need to make
> animated gifs and this trick doesn't help.
>
>
> Is it a bug in GIF converter or what?
> Any advice would be appreciated.
>

-- 
Murray Eisenberg                     murray at math.umass.edu
Mathematics & Statistics Dept.
Lederle Graduate Research Tower      phone 413 549-1020 (H)
University of Massachusetts                413 545-2859 (W)
710 North Pleasant Street            fax   413 545-1801
Amherst, MA 01003-9305


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