Since a filesize-optimized scanned document is probably going to be black and white. In addition to mogrify to modify files, you can use tools such as gimp. To convert your files back to a PDF after playing with them to reduce size, run convert file-?.jpg file.pdf Now we can try to reduce the resolution of the pages: mogrify -resize 600x700 -quality 45 file-0.jpgīy this measure, I managed to get an A4 page down to 28kB. This will give you file-0.jpg and file-1.jpg for page 1 and two respectively. I would export the pages as JPG's and play with quality settings and resolution until you get your result: convert file.pdf file.jpg That's a tall order - but probably possible. This is probably the most efficient way to store it. PDF supports multiple image compression schemes, including lossless, but quality and degradation suggest that you're using JPEG.

That means it's not text, it's an image of the page. I am not sure how I will get these two JPEG files to upload as one file, but I guess my primary aim should be now to get it less than 100 kB first?īelow 90 value the text in pdf is not visible clearly and I am sure my application will be rejected then. I also tried converting it to JPEG using 'pdftoppm' method like - ' pdftoppm compressed.pdf jpeg -r 75 -jpeg' which gives me 141 kB for 1 page and 128 kB for page 2. I also tried ' gs -dNOPAUSE -dBATCH -sDEVICE=pdfwrite -dCompatibilityLevel=1.4 -dPDFSETTINGS=setting -sOutputFile=output.pdf input.pdf' with setting value as /screen which I think is minimum setting and it gives me 232 kB and the text is fairly visible. Below the 90 value, the text in PDF document is not visible clearly and I am sure my application will be rejected then. Using a simple wrapper around Ghostscript to shrink PDF files '. The below are the methods that I have tried now and it did not do the needed task: Basically I want to upload this file to a government portal which only allows upload of a maximum 100 kB in just one file.

Post scan it is 338 kB (with minimum quality to view the pages). It has a scan of two pages that I scanned from my mobile scanner. I have a PDF file that I want to compress to less than 100 kB.

Compress pdf online to 100kb