PNG vs GIF....Formatting issues for databases ;-)

Valerie Sutton sutton at SIGNWRITING.ORG
Tue Dec 2 01:14:36 UTC 2003

SignWriting List
December 4, 2003

Thanks Dan...I thought there might be an issue with some kind of Mac under 4 K I have to go into the Unix terminal? - thanks for
telling me...

Now, in regards to your PNGs...don't push yourself on my
account...between so many fine programmers there will probably be
someone who has already done it...Once we have the PNgs for an entire
sss...I will be happy to post it for download on our SW site....then
you do not have to worry about losing keep that in mind, if
you do other work like that...that goes for everyone of course...if
there is some kind of important software development that you want to
share with the world, I will be happy to post it for any of is
good for all of us to create a software depository for SW on the just write to me privately...

Did you enjoy your conference to San Diego, Dan?...sorry we missed each
other...  Val '-)


On Dec 1, 2003, at 4:31 PM, Dan Parvaz wrote:

> argh! I seem to have lost my PNGs. I guess I'll have to start again.
> Valerie, one of the problems with the Mac finder is that it can "bottom
> out" on file sizes at 4K. If you go to the terminal window and list the
> true file information using "ls -l" or some similar command, you'll see
> the files are *much* smaller -- some down to 100 bytes or so.
> Cheers,
> Dan.
> On Dec 1, 2003, at 7:10 PM, Valerie Sutton wrote:
>> SignWriting List
>> December 1, 2003
>> I cannot seem to get the PNGs to be smaller than 4 K...What size are
>> your PNGs for signs or symbols?...your sign for BELGIUM came in as 4 K
>> on my computer before, Bart...
>> My GIFs were already 4 K, so that is the same size and not smaller
>> than
>> the GIFs...
>> But at least the PNGs are equal to GIFs now....I got the PNGs down
>> from
>> 44 K to 4 K by using a program called ImageReady, that comes with
>> Photoshop 7...suddenly the SuperPNG PlugIn had an added feature in
>> ImageReady, letting me get rid of Alpha...and that reduced the size to
>> 4 K
>> Val ;-)
>> ------------------------
>> On Dec 1, 2003, at 3:26 PM, Dan Parvaz wrote:
>>>> It allows you to convert one image at a time by typing the following
>>>> command
>>>> in a shell:
>>>> convert myimage.gif myimage.png
>>>> You can do a lot more with shell scripting, but it's not so easy at
>>>> first.
>>> Which is pretty much what I used with a command-line for... do loop
>>> in
>>> bash.
>>> Cheers,
>>> Dan.

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