XnView Software

cday , you made my day, man :)

yep, I looped on the non-existent feature in batch mode for nconvert/xnview.

But it actually can be bypassed with canvas resizing nconvert option:

nconvert.exe -rotate 2 -canvas 90% 90% center Image.jpg

You should play with percentage that best matches chosen ...

That is what I'm trying to automate:

The problem in NConvert and XnView batch procesing is :

NConvert:
doesn't have auto crop option as a flag for -rotate_flag
separate -autocrop option, doesn't work for an image that I posted above (doesn't remove triangle black areas appeared after rotation)

XnView:
doesn't have 'auto crop ...

Thanks for your reply, cday !
Is the image you uploaded the original image you started with, or the image after you made a custom rotation?

Your above quote is the answer.

It was altered image.

My Goal: original normal image -> rotate on some angle -> remove black triangle areas (crop). this ...

here you go, this is just as a sample to explain the problem of black borders after rotation that are not cropped

Hi there! XnView is a great masterpiece! I Use it with pleasure.

Will explain my Problem briefly:

I need to automatically rotate image on X degrees, so that black areas are automatically cropped.
I used these commands, neither of them helped so far.

nconvert.exe -rotate 10 -rotate_flag smooth ...