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Convert a PNG image to a Netpbm image. See also: pamtopng. More information:

  • Convert the specified PNG image to a Netpbm image:

pngtopam {{path/to/image.png}} > {{path/to/output.pam}}

  • Create an output image that includes both the main image and transparency mask of the input image:

pngtopam -alphapam {{path/to/image.png}} > {{path/to/output.pam}}

  • Replace transparent pixels by the specified color:

pngtopam -mix -background {{color}} {{path/to/image.png}} > {{path/to/output.pam}}

  • Write tEXt chunks found in the input image to the specified text file:

pngtopam -text {{path/to/file.txt}} {{path/to/image.png}} > {{path/to/output.pam}}