Extract images from PDF in JavaScript via C++
Parse Images from PDF document. Use Aspose.PDF for JavaScript via C++ to modify PDF files programmatically
How to extract images from PDF using JavaScript via C++ Library
Do you need to extract PDF? The Aspose.PDF for JavaScript via C++ helps extract images from PDF document. In order to extract, we’ll use Aspose.PDF for JavaScript via C++ is a easy and secure toolkit used to work with PDF directly in the web browser. To install and use Aspose.PDF for JavaScript via C++ extract files from the ZIP archive.
Extract images from PDF in JavaScript via C++
You need Aspose.PDF for JavaScript via C++ to try the code in your environment.
- Load the PDF with an instance of Document.
- Create an XImage object to extract images.
- Save output image to jpeg file.
- Save updated PDF file.
Extract images from PDF - JavaScript via C++
This sample code shows how to extract images from PDF documents
Input file:
File not added
Output format:
PDF
Output file:
var ffileExtractImage = function (e) {
const file_reader = new FileReader();
file_reader.onload = (event) => {
/*Extract image from a PDF-file with template "ResultPdfExtractImage{0:D2}.jpg" ({0}, {0:D2}, {0:D3}, ... format page number), resolution 150 DPI and save*/
const json = AsposePdfExtractImage(event.target.result, e.target.files[0].name, "ResultPdfExtractImage{0:D2}.jpg", 150);
if (json.errorCode == 0) {
document.getElementById('output').textContent = "Files(images) count: " + json.filesCount.toString();
/*Make links to result files*/
for (let fileIndex = 0; fileIndex < json.filesCount; fileIndex++) DownloadFile(json.filesNameResult[fileIndex], "image/jpeg");
}
else document.getElementById('output').textContent = json.errorText;
}
file_reader.readAsArrayBuffer(e.target.files[0]);
}