Use this tag for questions regarding usages of the gm library for node.js
gm, graphicsmagick and imagemagick for node.js, is a node.js library that can execute native commands for image processing.
Questions tagged [gm]
119 questions
0
votes
2 answers
How to fix nodejs gm(GraphicsMagicks) text display bold randomly
I use nodejs gm drawText function to add text to images based on coordinates. Everything is good except the text displayed in bold randomly (red border marked in the below image). I don't need to show text in bold. How to make all text display…
Evan
- 191
- 2
- 15
0
votes
0 answers
GM .write not making file
enter image description here
gm.write not making file
The path file in the write of gm does not work, and there is still no response even if the path is changed, and no error is reported。I want to find this problem, but gm didn't report an error,…
0
votes
0 answers
Set fixed width to image with ImageMagic library
I'm trying to generate following image:
this is my code. I'm using out command to set fix with to font:
const gm = require("gm").subClass({ imageMagick: true });
gm(1800, 2400, "transparent")
.fill("#ffffff")
…
Lasharela
- 1,307
- 1
- 11
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0
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0 answers
node.js gm write command giving me "Error: spawn ENOTDIR"
I'm trying to create a little script to resize images. But what ever i do, i get the Error: spawn ENOTDIR
See the rwx file settings here:
I have striped the code to this. And the error still occurs:
const gm =…
Billy
- 23
- 4
0
votes
2 answers
How to efficiently convert a large pdf with many pages into individual (high-res) jpgs with node (in the backend) using (for example) graphicsmagick?
I would like to use node (in my backend) to convert a large PDF with many (hundreds!) of pages to individual jpgs to store them in a database for further purposes.
For this I have chosen the npm package "gm" which uses "graphicsmagick" in the…
bassman21
- 320
- 2
- 11
0
votes
1 answer
gm.py x64.release Errorr---env: python: No such file or directory
macos monterey 12.3.1
python -V: python3
which python3: /usr/local/bin/python3
alias python="/usr/bin/python3"
path: /Users/Bill/Public/browser/depot_tools /usr/local/bin /usr/bin /bin /usr/sbin /sbin
proxy: proxychains4 + tor socks5 127.0.0.1…
billbiubiubiu
- 9
- 5
0
votes
0 answers
GraphicMagick PDF to jpeg black image in NodeJS
I'm trying to convert PDF images to jpeg thumbnails. Following is a sample code with GraphicMagick.
const gm = require("gm");
const imageMagick = gm.subClass({ imageMagick: true });
image =…
Abhishek
- 23
- 4
0
votes
1 answer
How to get gif frames using Node GraphicsMagick/ImageMagick
How to get gif frames using node gm?
Example on PHP
$frames = new \Imagick( 'image.gif' )->coalesceImages();
https://github.com/aheckmann/gm
Sergey Pererva
- 1
- 1
0
votes
1 answer
imagemagick gm node buffer file conversion
I'm currently using ImageMagick and gm to process images from a buffer. My problem is that I cannot control what file types are put in the buffer but wish to have everything turned to jpg.
Not sure how to do that using the buffer since I'm not…
vertige
- 1
0
votes
1 answer
gm imagemagick passing in convert arguments as a string
I'm trying to pass the convert arguments as string to in() without success.
works fine if I run this:
const GM = require('gm');
const gm = GM.subClass({ imageMagick: true…
vertige
- 1
0
votes
0 answers
How to fix Error: Stream yields empty buffer in Node.js v14 + GM + ImageMagick
How to fix Error: Stream yields empty buffer in Node.js v14.15.3?
Here is some code how I use ImageMagick to process images:
const gm = require('gm').subClass({ imageMagick: true });
const resize = (imageStream, width, height) =>
new…
Максим Выхрист
- 1
- 2
0
votes
0 answers
How to use gm convert to split a gif into multiple png files?
I want to split input.gif into the files output0.png through output15.png.
Works perfectly fine in the terminal when I use this:
convert -coalesce input.gif output%d.png
But now I need to automate this across hundreds of files in specific folders…
SINCOS
- 89
- 6
0
votes
1 answer
How to resize an image but keep it's orientation and aspect ratio ? (gm)
I would like to resize an image to a maximum height of 400px, while keeping its orientation and aspect ratio.
This resizes the image, but changes its orientation (if it is portrait it changes it to landscape).
gm(file.stream)
.resize('400')
Yaron
- 1,655
- 6
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- 38
0
votes
1 answer
AWS node js lambda using gm imagemagick resize, crop and monochrome getting timeout
My lambda function watches s3, gets object and crops/resizes to desired sizes, then uploads. I do have the lambda layer for imagemagick, and I've had some success with resize, but it works maybe 10% of the time.
These are my imagemagick…
Chase Fenske
- 128
- 7
0
votes
1 answer
gm/convert binaries can't be found Node.js pdf-to-image conversion
I am using https://www.npmjs.com/package/pdf2pic to convert my PDF to image.
const PDF2Pic = require('pdf2pic');
const pdf2pic = new PDF2Pic({
density: 100, // output pixels per inch
savename: 'untitled', // output file name
savedir:…
Kartik Rawat
- 244
- 2
- 7