Am 08.08.2010 07:47, schrieb Le_Forgeron:

>> are you seeing the problem ... just use +ua +fj
>
> No problem with libjpeg62 , but the resulting image has no alpha.
> (ubuntu 10.4 amd64)

That's the intended result (except that you should also get a warning): 
JPEG does not support alpha channel.

>> clipka didn't see it on his opensuse 11.2 (64), but chris cason did on
>> ubuntu 10.4 (32), and so did i on opensuse 11.2 (32)

Due to the nature of the underlying problem (data alignment, 4 byte vs. 
8 byte), it is pretty likely a 32-bit specific issue.

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