Ak som to dobre pochopil, tak kolega to chce robiť automatizovane pre iks miliónov rôznych prúžkov, tak sa mu to nechce robiť ručne v grafickom editore, keď to je aj tak tá istá operácia, len s iným prúžkom.
Takže k veci: ak to vieš spraviť na svojom lokálnom počítači cez knižnicu imagemagick, tak to potom tak isto vieš spraviť aj v PHP (za predpokladu, že tam je imagemagick k dispozícii).
http://php.net/manual/en/book.imagick.php _________________
A. S. Tanenbaum píše:
The terms LF, MF, and HF refer to low, medium, and high frequency, respectively. Clearly, when the names were assigned, nobody expected to go above 10 MHz, so the higher bands were later named the Very, Ultra, Super, Extremely, and Tremendously High Frequency bands. Beyond that there are no names, but Incredibly, Astonishingly, and Prodigiously high frequency (IHF, AHF, and PHF) would sound nice.