llkabath.blogg.se - Pdf file size reducer in kb online

For jpg it is between 1 to 100 with 100 the best quality, but lowest compression Higher pixel densities increase quality and size

-density: the pixel density in dpi (e.g.

If you have a pdf with scanned images, you can use convert (ImageMagick) to create a pdf with jpeg compression (You can use this method on any pdf, but you'll loose all text informations).įor example: convert -density 200x200 -quality 60 -compress jpeg input.pdf output.pdf The exact settings for each of these, including their DPI values, are shown in the dozens of options in this table.

/default selects output intended to be useful across a wide variety of uses, possibly at the expense of a larger output file.

/prepress selects output similar to Acrobat Distiller "Prepress Optimized" (up to version X) setting.

/printer selects output similar to the Acrobat Distiller "Print Optimized" (up to version X) setting.

/ebook selects medium-resolution output similar to the Acrobat Distiller (up to version X) "eBook" setting.

/screen selects low-resolution output similar to the Acrobat Distiller (up to version X) "Screen Optimized" setting.

Presets the "distiller parameters" to one of four predefined settings: Reference: : Controls and features specific to PostScript and PDF input

-dPDFSETTINGS=/default selects output intended to be useful across a wide variety of uses, possibly at the expense of a larger output file.

-dPDFSETTINGS=/printer selects output similar to the Acrobat Distiller "Print Optimized" setting ( 300 dpi).

-dPDFSETTINGS=/prepress output similar to Acrobat Distiller "Prepress Optimized" setting ( 300 dpi).-dPDFSETTINGS=/ebook for better quality, but slightly larger pdfs.

-dPDFSETTINGS=/screen lower quality, smaller size.dNOPAUSE -dQUIET -dBATCH -sOutputFile=output.pdf input.pdf Use the following ghostscript command: gs -sDEVICE=pdfwrite -dCompatibilityLevel=1.4 -dPDFSETTINGS=/ebook \