Pdecode
processing
Pdecode takes the image representation on the stack and pushes a Pimage object on the stack. This object can only be used as an input for Pset, Pimage, Pbackground.
Input string must start with the header data:image/png;base64,.
Supported input types: PNG, GIF, JPG.
See also
Signatures
Examples
// @preview image
200 100 '2D' PGraphics DUP 'Pg' STORE //new 200x100 image
0xffffffff Pbackground //white background
'CENTER' PimageMode //set Pimage mode to centered
//load a klingon salute png
"data:image/png;base64,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"
Pdecode DUP 'Pimg' STORE //decode it
100 50 Pimage //paste it in the middle of the image
Pencode //render
$Pg TYPEOF //display type of object
$Pimg TYPEOF //display type of object