
I thought that IM could answer me... but it's OK
Regards
Code: Select all
convert GTS_yellow_green_screen.jpg -channel alpha -fx "K0*b − K1*g + K2" output.png
done : viewtopic.php?f=2&t=17662fmw42 wrote:I suggest that you post your suggestion to the Developers forum as an enhancement request and link back to this topic.
Thanks, Bonzo.Bonzo wrote:There is imagettfbbox( ) if you are using php.
http://php.net/manual/en/function.imagettfbbox.php