Re: [Libexif-devel] Question about JPG file access and ExifHeader access

[Dan F. <da...@co...>]

On Fri, Jan 02, 2009 at 12:18:13PM +0100, Jan Patera wrote:
> yes, libjpeg indeed reads and decompresses entire JPEG into memory.
> But to parse (and change) the EXIF data you do not need libjpeg at all!!!

It's a bit annoying that libexif's internal JPEG processor has the same name
as another well-known library.

> The folder libexif/libexif/libjpeg is now empty. I don't know why but
> Lutz (the principal author of libexif) removed 4 files .C/.H from there on
> 2005.03.30. These files were enough to parse EXIF data. These files were
> jpeg-data.c
> jpeg-data.h
> jpeg-marker.c
> jpeg-marker.h
> 
> I have been successfuly using these files for years and I didn't notice
> their removal from libexif till now.

They're still there, just moved out of libexif into the exif/libjpeg/
directory. I can only assume that was because they weren't strictly necessary
for using the rest of libexif, although they sure can be handy.

>>> Dan
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