Resizing with height=0

[aless133]

Is it any posibility to use it like
fly_add_image_size('my_image',600,0,false);
for proportional resizing?

[horecny]

Is it any posibility to use it like fly_add_image_size('my_image',600,0,false); for proportional resizing?

add 9999 as height

[aless133]

Actually tried to comment || ! $height in add_image_size(), and it works, but maybe your solution is more correct.