I am getting a JPEG from a URL using node.js requests. I then convert the image to a base64 buffer and write it to the pdf document:
request({ url: url, encoding: null }, function (error, response, body) {
if (!error && response.statusCode == 200) {
var img = new Buffer(body, 'base64');
pdf.image(img, 0, 0);
callback(error, body);
}
});
I am getting the following error message:
events.js:160
throw er; // Unhandled 'error' event
^
Error: stream.push() after EOF
at readableAddChunk (_stream_readable.js:156:17)
at PDFDocument.Readable.push (_stream_readable.js:134:10)
at PDFDocument._write (/Users/assafshamia/Freebird/node/utils/report_generator/node_modules/pdfkit/js/document.js:156:12)
at PDFReference.finalize (/Users/assafshamia/Freebird/node/utils/report_generator/node_modules/pdfkit/js/reference.js:81:21)
at PDFReference.finalize (/Users/assafshamia/Freebird/node/utils/report_generator/node_modules/pdfkit/js/reference.js:10:59)
at PDFReference.end (/Users/assafshamia/Freebird/node/utils/report_generator/node_modules/pdfkit/js/reference.js:74:21)
at JPEG.embed (/Users/assafshamia/Freebird/node/utils/report_generator/node_modules/pdfkit/js/image/jpeg.js:68:16)
at PDFDocument.image (/Users/assafshamia/Freebird/node/utils/report_generator/node_modules/pdfkit/js/mixins/images.js:34:15)
at addImage (/Users/assafshamia/Freebird/node/utils/report_generator/dist/all.js:19:6)
Your code looks fine for me.
However, here is 100% working snippet:
request({ url, encoding: null }, (error, response, body) => {
if (!error && response.statusCode === 200) {
pdf.pipe(fs.createWriteStream('out.pdf'));
var img = new Buffer(body, 'base64');
pdf.image(img, 0, 0);
pdf.end();
}
});
JS and Axios
example:
async function fetchImage(src) { const image = await axios .get(src, { responseType: 'arraybuffer' }) return image.data; } const logo = await fetchImage("https://i.imgur.com/2ff9bM7.png"); doc.image(logo, 0, 200);
TypeScript
and node-fetch
example:
const fetchImage = async (src: string) => {
const response = await fetch(src);
const image = await response.buffer();
return image;
};
const logo = await fetchImage("https://i.imgur.com/2ff9bM7.png");
doc.image(logo, 0, 200);
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