Linux command
xpmtoppm 命令
文本
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
Example
xpmtoppm [input.xpm] > [output.ppm]
Example
cat [input.xpm] | xpmtoppm > [output.ppm]
Example
xpmtoppm --alphaout=[alpha.pbm] [input.xpm] > [output.ppm]
说明
xpmtoppm reads an X11 pixmap (XPM version 1 or 3) as input and produces a PPM image as output. It handles transparency and color-mapped images. Part of the Netpbm toolkit.
参数
- --alphaout=_file_
- Write the transparency mask to the specified PBM file. If the input has no transparency information, the file contains all white (opaque) values. Specify `-` to write the alpha output to standard output instead of the image.
FAQ
What is the xpmtoppm command used for?
xpmtoppm reads an X11 pixmap (XPM version 1 or 3) as input and produces a PPM image as output. It handles transparency and color-mapped images. Part of the Netpbm toolkit.
How do I run a basic xpmtoppm example?
Run `xpmtoppm [input.xpm] > [output.ppm]` in a terminal, then adjust file names, paths, flags, or remote targets for your system.
What does --alphaout=_file_ do in xpmtoppm?
Write the transparency mask to the specified PBM file. If the input has no transparency information, the file contains all white (opaque) values. Specify `-` to write the alpha output to standard output instead of the image.