Legacy ImageMagick Discussions Archive

Works awesome Fred... Thanks so much!

I called the code in your script from a script to process all the files in a given directory as follows.

Cheers!!!


#!/bin/bash
DIR=$1
FILES=$DIR/*.png
shopt -s nullglob

for f in $FILES
do
echo "Processing $f file..."
# take action on each file. $f has ...

As the image is translucent I added the borders as an example to just show the original image size (purple) compared to the desired image size (red). Those border lines would not be there in the actual input and output images.

The following shows an example pic. It's a 400x600 sized PNG (1px purple rectangle only there to show outer border) with a black dot in the center and some smiley faces in the mid-lower left side. The red 1px rectangle is there to just show the approximate image size I'd like the result to end up as ...

I would like to trim as much surrounding alpha/transparency from an image but maintain the images center point/position. The following does the trim but it's over zealous as the center position is not maintained.

convert test1.png -gravity Center -trim test1-out.png

Anyone have any tips or know if ...