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RE: ATTN: jpeglib maintainer
- From: Jörg Schaible <Joerg dot Schaible at Elsag-Solutions dot com>
- To: <cygwin at cygwin dot com>
- Date: Fri, 22 Jul 2005 08:39:29 +0200
- Subject: RE: ATTN: jpeglib maintainer
- Reply-to: cygwin at cygwin dot com
Hi Chuck,
Charles Wilson wrote on Friday, July 22, 2005 12:22 AM:
[snip]
>
> So, what to do? On cygwin, I think you just need to do something
> like this:
>
> #ifdef __CYGWIN__
> # define CHECK_PROGRESSIVE(cinfo) (cinfo->process ==
> JPROC_PROGRESSIVE) #else # define CHECK_PROGRESSIVE(cinfo)
> (cinfo->progressive_mode) #endif
>
> and replace all accesses to progressive_mode with this macro.
Thanks for explanation. Your suggested method works.
> Note that you'll also need to do something similar for the
> change: 'width_in_blocks' --> 'width_in_data_units'
> 'height_in_blocks' --> 'height_in_data_units' But search the
> archives for more information about these two beasties.
>
> There has been some movement in recent months on the jpeglib
> mailing list about rolling out a jpeg-6c (and possibly a
> jpeg-7). It is an open question whether that process may
> eventually fold something like lossless jpeg into the main
> codebase in a non-disruptive way. We'll just have to wait and see.
:)
- Jörg
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