Linux command
pamarith 命令
安全
涉及管道、覆盖或删除，执行前请先确认路径和参数。
常用示例
Add two images
pamarith -add [image1.pam] [image2.pam] > [result.pam]
Subtract images
pamarith -subtract [image1.pam] [image2.pam] > [result.pam]
Multiply images
pamarith -multiply [image1.pam] [image2.pam] > [result.pam]
Find difference
pamarith -difference [image1.pam] [image2.pam] > [result.pam]
Minimum of images
pamarith -minimum [image1.pam] [image2.pam] > [result.pam]
说明
pamarith performs arithmetic operations on two PAM/PNM images. Images must have the same dimensions. Used for compositing, masking, and image comparison.
参数
- -add
- Add pixel values.
- -subtract
- Subtract pixel values.
- -multiply
- Multiply pixel values.
- -divide
- Divide pixel values.
- -difference
- Absolute difference.
- -minimum
- Minimum of each pixel.
- -maximum
- Maximum of each pixel.
- -mean
- Average of pixels.
- -and, -or, -xor
- Bitwise operations.
FAQ
What is the pamarith command used for?
pamarith performs arithmetic operations on two PAM/PNM images. Images must have the same dimensions. Used for compositing, masking, and image comparison.
How do I run a basic pamarith example?
Run `pamarith -add [image1.pam] [image2.pam] > [result.pam]` in a terminal, then adjust file names, paths, flags, or remote targets for your system.
What does -add do in pamarith?
Add pixel values.