Using ORPALIS PDF Reducer Professional in Command Lines

Frequently Asked Questions about PDF Reducer.
Posts: 17
Joined: Wed May 22, 2013 11:14 am

Using ORPALIS PDF Reducer Professional in Command Lines

Postby Caroline » Wed May 07, 2014 10:33 am

Hello everyone,

ORPALIS PDF Reducer Professional can be fully automated through command line interface.

Bellow you will find all supported parameters of the latest available version that can be downloaded from http://pdfreducer.orpalis.com/


Code: Select all

 pdfreducer.exe [parameters]

Parameters can be:

    /Min to start application with minimized window state (since PDF Reducer 1.1.7)
    /P <input folder>
    /F <input file(s)> (note: each file path is delimited by the vertical bar character '|')
    /D <destination folder>
    /T <number of threads>
    /NS (don't process sub folders)
    /DC to disable the "color detection" option
    /DR to disable the "re-compress images" option
    /DU to disable the "discard unused objects" option
    /DD to disable the "downscale images" option
    /Q <image quality value> (0: low, 1: Medium, 2: High, 3: Very high)
    /R <resolution> (image downscale resolution)
    /DJ2K to disable the "JPEG 2000 compression" option
    /RF to remove form-fields
    /RA to remove annotations
    /RB to remove bookmarks
    /RE to remove embedded files
    /linearized to enable fast web view
    /MRC to enable MRC compression (since PDF Reducer 2.0.2)

Example 1: reducing C:\myPdfs\input\file1.pdf and C:\myPdfs\input\file2.pdf using 2 CPU threads and saving them to C:\myPdfs\output:

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pdfreducer.exe /F "C:\myPdfs\input\file1.pdf|C:\myPdfs\input\file2.pdf" /D "C:\myPdfs\output" /T 2

Example 2: reducing all documents (including sub-folders) available C:\myDocuments using 8 CPU threads:

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pdfreducer.exe /P "C:\myDocuments" /D "C:\myDocuments" /T 8

Need more example? Do not hesitate to contact our team through http://www.orpalis.com/contact/, we will be glad to assist!

Best Regards,


Posts: 1
Joined: Sat Mar 11, 2017 12:47 pm

Re: Using ORPALIS PDF Reducer Professional in Command Lines

Postby fabianosantini » Sat Mar 11, 2017 1:02 pm

Good morning

I am evaluating PDF Reducer (TRIAL release), please confirm me:

With GUI I can set up:
ONLY PROCESS PDF file and the version of PDF file in output (..... 1.6 or 1.7)

With command line is are available the equivalent options?


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