Batch processing issue

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zeta
Posts: 2
Joined: Sun Nov 01, 2015 5:46 pm

Batch processing issue

Post by zeta »

Hello,
I've been using XnView for years, since I appriciate its interface and usability, but today I'll report what seems to be a bug.
According to my test, Batch processing give a different outcome from manually worked out operations.

First I manually applied a series of operations on an image - those listed below.

resize
gammasat: 0,01 (minimum)
automatic contrast
negative
enhance edges: 90
enhance focus
levels: blackpoint 105 (whitepoint left as is)
conversion -> binary: no dither

Then I used the Batch processing with the same operations on, in the same order.

Though the operations are the same, batch processing gives a different and worse outcome.
I worked with XnView 2.20 version (portable edition from portableapps.com) and I repeated the batch processing with v. 2.34 (portable), by loading the .xbs script file previously saved - the outcome is identical.

You can download the original file here http://allegato.eu/download/ef4e9531ba5 ... e25bc.html
Attachments
original file, manual and batch processed files
original file, manual and batch processed files
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xnview
Author of XnView
Posts: 46236
Joined: Mon Oct 13, 2003 7:31 am
Location: France
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Re: Batch processing issue

Post by xnview »

the problem is in level, the whitepoint is 0, you need to change to 255
Pierre.
zeta
Posts: 2
Joined: Sun Nov 01, 2015 5:46 pm

Re: Batch processing issue

Post by zeta »

yes, apologize, and many thanks!
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