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#1 2004-05-08 00:53:01

zem
Developer Emeritus
From: Melbourne, Australia
Registered: 2004-04-08
Posts: 2,579

[archived] zem_exif: EXIF plugin (untested)

Notice: This thread is archived, this plugin is no longer available.

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Someone asked a little while back about a plugin to display EXIF image tags. Here’s a quick stab at it, based on my IPTC plugin: zem_exif.

This is completely untested. I don’t have a PHP installation that supports exif_read_data(), and I don’t know much about EXIF. It passes syntax checking, and that’s about all I can tell. Perhaps some brave soul can give it a whirl and see what happens, if anything.

Use it on the same page as a txp_image_display tag, something like this:

<txp:image_display />
Comment: <txp:zem_exif tag="COMMENT.0" />
<txp:zem_exif tag="COMPUTED.Copyright" />

Alex

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#2 2004-05-08 01:00:36

LisaJill
Member
From: White Plains, NY
Registered: 2004-04-26
Posts: 16
Website

Re: [archived] zem_exif: EXIF plugin (untested)

oh my.

how would you know what is a proper tag for the tag=?

thanks =)

[edit] nevermind it’s in the doco. Going to test this on a single image now, see what happens. =)

Last edited by LisaJill (2004-05-08 01:02:22)

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#3 2004-05-08 01:19:27

LisaJill
Member
From: White Plains, NY
Registered: 2004-04-26
Posts: 16
Website

Re: [archived] zem_exif: EXIF plugin (untested)

Got this error:

Fatal error: Call to undefined function: exif_read_data() in /tmp/pluginsrF2xOW on line 488

I don’t think I have that compiled in either, unfortunately; which is probably why. =/

Over the summer, as my ‘learn php project’ I may learn how to do this using exifer (which makes all of the php stuff available) like one of the guys did for wordpress. I’m sure if I could manage that it’d be a great learning tool.

Can see where I was playing here:

http://www.lisa-jill.com/photos/?c=me

thanks for making this available, though!

Last edited by LisaJill (2004-05-08 01:20:10)

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#4 2004-05-08 01:37:42

zem
Developer Emeritus
From: Melbourne, Australia
Registered: 2004-04-08
Posts: 2,579

Re: [archived] zem_exif: EXIF plugin (untested)

Sounds like it’s fairly common for the exif stuff to be left out of PHP. Using an external library would solve the problem, but that’s a bit messy to do in a plugin.


Alex

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#5 2004-08-05 22:53:41

zem
Developer Emeritus
From: Melbourne, Australia
Registered: 2004-04-08
Posts: 2,579

Re: [archived] zem_exif: EXIF plugin (untested)

Not really. I’ve been idly looking for a self-contained method of reading EXIF data, but it looks like a tricky job.

It wouldn’t be hard to import an external library like PEL or Exifer, but that probably makes it too complex for many users.

Any suggestions?


Alex

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