[LON-CAPA-admin] ImageMagic conversion of some png files fails.... is there a an upgrade needed?

Mark Lucas lucasm at ohio.edu
Sun Jul 28 22:04:56 EDT 2013


I haven't checked this out on Centos 6 yet, but part of the inherent problem as I saw it
was that Centos 5 has an older version of ImageMagick which does not do the png conversion.


On Jul 28, 2013, at 8:19 PM, Raymond Batchelor wrote:

> I posted a bug about this a while back, but I am encountering the issue more & more now.
> I am wondering if there is a LON-CAPA fix needed or perhaps an update of ImageMagik package?
> Thought I'd draw attention to it now.
> Bug #6652
> "It appears that png files with alpha cannot be converted to the printout pdf.
> Not sure where or why. One gets the message e.g.
> "An error occured during the conversion of
> /priv/batchelo/2013tests/users_list_help/images/parallelogramrs.png.
> If possible try to save this image using different settings and republish it."
> Is there a fix or should we just work around this by changing to opaque or
> single bit tranparency gif?".... or what?
> Cheers,
> Ray
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Mark Lucas 								email: lucasm at ohiou.edu
252D Clippinger Lab						phone: (740)597-2984
Department of Physics and Astronomy		fax: (740)593-0433
Ohio University
Athens, OH 45701

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