[magick-users] Making a Drop Shadow Text Image

[zentara]

On Sat, 22 Nov 2008 05:16:03 +0700
"Robert Parker" <rlp1938 at gmail.com> wrote:

>Hello,
>
>I just read the thread on 'Adding text to an image' and it has inspired me
>to want to create a drop shadow text image using a script. Both the value of
>text and its color will be parameters to the script. The background of the
>final image is to be transparent.
>
>To that end I need to learn the following:
>1. What parameters may I use to 'xc:'?
>2. Once I have a text on a suitable background how can I determine the
>bounding box for the text and cut the image to that size?
>3. If I can do step 2 then I can create the same text in say a dark gray for
>the shadow. How do I apply a small guassian blur to the shadow image?
>
>Thanks,
>Bob

I was just looking thru the IM hhelp pages online, and saw this

http://www.imagemagick.org/Usage/annotating/#anno_on

You can put a text with transparent bg on an image with
the undercolor set to 00 saturation  ( the last 2 0's on the color )
##########################################
#!/bin/sh

#usage: ./thisscript  text file                                                           
txt=$1                                                                                    
file=$2    

convert $file  -fill white  -undercolor '#00000000'  -gravity South \                 
          -pointsize 36  -fill pink  -stroke pink \                                       
          -annotate +0+5  $txt  output-trans.jpg    
########################################3


zentara

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