|  |  |  | mradd |  | 
|---|
add or subtract images
syntax: mradd [ options ] image1 image2 [ image2 ... ] output
| image1 | the first input image. | 
| image2 [ multiples allowed ] | the second input image. | 
| output | the output image. | 
| -info | display information messages. | 
| -quiet | do not display information messages or progress status. | 
| -debug | display debugging messages. | 
| -help | display this information page and exit. | 
| -version | display version information and exit. |