Rails - Apr 2006 - file upload and check width and height of the picture

i have an file upload in my rails app and i''m saving the picture in the
filesystem.
i need to validate if the uploaded picture have a certain width and 
height.

how can i do this

thank you very much


-- 
Posted via http://www.ruby-forum.com/.

[url=http://rmagick.rubyforge.org/]RMajick[/url] is the way to go

hannes stockner wrote:
> i have an file upload in my rails app and i''m saving the picture
in the
> filesystem.
> i need to validate if the uploaded picture have a certain width and 
> height.
> 
> how can i do this
> 
> thank you very much

-- 
Posted via http://www.ruby-forum.com/.

it is also possible with tkimage?



Mick Sharpe wrote:
> [url=http://rmagick.rubyforge.org/]RMajick[/url] is the way to go
> 
> hannes stockner wrote:
>> i have an file upload in my rails app and i''m saving the
picture in the
>> filesystem.
>> i need to validate if the uploaded picture have a certain width and 
>> height.
>> 
>> how can i do this
>> 
>> thank you very much

-- 
Posted via http://www.ruby-forum.com/.

Yes - you won''t need to install the base applications either

hannes stockner wrote:
> it is also possible with tkimage?
> 
> 
> 
> Mick Sharpe wrote:
>> [url=http://rmagick.rubyforge.org/]RMajick[/url] is the way to go
>> 
>> hannes stockner wrote:
>>> i have an file upload in my rails app and i''m saving the
picture in the
>>> filesystem.
>>> i need to validate if the uploaded picture have a certain width and
>>> height.
>>> 
>>> how can i do this
>>> 
>>> thank you very much

-- 
Posted via http://www.ruby-forum.com/.