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So as an alternative you can run the following commands in a terminal while being in the folder where the jpg files are. ls *.jpg | xargs -I% img2pdf -o %.pdf %. This converts each image to a single page pdf, one by one, without overloading the system. Then: pdfunite *.pdf output.pdf && rm *.jpg.pdf.
Install imagemagick by clicking here or by running: sudo apt install imagemagick. Using a terminal where the PDF is located: For the full document: convert -density 150 input.pdf -quality 90 output.png. For a single page: convert -density 150 input.pdf[666] -quality 90 output.png. Whereby:
When converting to jpg, you can use the -quality option. The "best" quality would be -quality 100. There is a much simpler way to split multipage pdfs into a jpg: convert -quality 100 -density 600x600 multipage.pdf single%d.jpg. The -density option defines the quality the pdf is rendered before the convert > here 600dpi.
convert *.jpg pictures.pdf will overwrite all pdf files as one file pictures.pdf? – Vijay. Commented Oct ...
3. Use print assistant from Gwenview (KDE image viewer). Open Gwenview, then Plugins -> Images -> Print assistant. Add all the images that you want to print, reorder them as you like, choose number of images per page, other print options, etc. and print to PDF directly or with CUPS-PDF.
To edit the resulting single big PDF afterwards, use a tool like PDFSam that lets you insert a single PDF in the middle of another PDF file. EDIT: Use LO Impress' Photo Album feature: New Presentation -> Insert -> Media -> Photo Album. There, you can select multiple images to insert. If you're done, just export as PDF.
I know that the command convert *.jpg myPdf1.pdf can convert multiple JPEG files into a single PDF. But I would like to convert multiple JPEGs into multiple PDFs, for example: myJPG1.jpg → myPDF1.pdf myJPG2.jpg → myPDF2.pdf myJPG3.jpg → myPDF3.pdf Is there any decent way to manage something like that?
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On Ubuntu 20.04 Focal Fossa: $ sudo apt install heif-gdk-pixbuf heif-thumbnailer gimagereader gpicview then find an HEIC file in the file manager, right click, select Properties then Open With and select Image Viewer (if there's two of them, select the one with the more colourful icon) and then select Set as default (or Add if that's the only option.)
sudo add-apt-repository ppa:gezakovacs/pdfocr. sudo apt-get update. sudo apt-get install pdfocr. To execute the syntax is. pdfocr -i input.pdf -o output.pdf. where input.pdf is the name of the input file and output.pdf the output file. By default it uses Tesseract. To install it: sudo apt-get install tesseract-ocr.