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no output from image with node v14.18.0

Open radiodee1 opened this issue 3 years ago • 5 comments

I try code like this, but I get nothing. I don't get an error, but there's no output to the screen.


var art = require("ascii-art")

art.image({
        src: "file:///home/dave/Pictures/nyt.png",
        rows:80,
        cols:80,
        stipple:"#000000",
        posterize: true,
        threshold:40
    }, (err, rendered) => {

      console.log(err,rendered);
    })

radiodee1 avatar Jul 02 '22 16:07 radiodee1

If you are compiling from source, you'll need the dependencies from canvas(mostly cairo): https://www.npmjs.com/package/canvas . If not please let me know what type of system/os you are on.

khrome avatar Oct 10 '22 16:10 khrome

Same issue. Is there any additional documentation to learn how to use this tool for images?

alexsc6955 avatar Nov 09 '22 19:11 alexsc6955

@khrome Does this library work with node > 14 or is it deprecated at this point? I'm using node 16 on a Mac and neither regular terminal or iTerm2 display any images when using:

import art from "ascii-art";
const { Image } = art;

    await Image({
        src: "/Users/admin/images/1.png",
        rows:80,
        cols:80,
        // stipple:"#000000",
        posterize: true,
        threshold:40
    }, (err, rendered) => {

        console.log(err,rendered);
    })

Callback never gets hit, and using a sleep timer to keep the program running doesn't work either.

scpedicini avatar May 22 '23 20:05 scpedicini

I found that works if I use uri instead of src. I'm not sure if that's a bug in the code or in the documentation?

marcstober avatar Jul 28 '23 15:07 marcstober

Both should work. The library is in the midst of a total rewrite for 3.0, my guess is src is a regression which hasn't been caught. Added to my list to track for the new version.

FWIW the suites pass on node18, so I'd refer to them for usage.

Let me know if you encounter any additional issues. Thanks!

khrome avatar Aug 02 '23 16:08 khrome