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second image file is decoded as black/white

Posted: Wed Oct 20, 2004 8:20 pm
by Guest
Hello,

with the new version 1.74 I've got a strange problem.
When I'm loading an image and then go to the next file (e.g. with PageDown) then the second image (when it's a jpg, gif or png) is decoded as black/white (1 Bit) and you will see a white rectangle with some black spots on it (also the resolution is wrong). When you go to the 3rd ("Keep current image in cache" disabled) or 4th ("Keep current image in cache" enabled) image and then go back to the 2nd, then it's correct decoded.

System:
Windows 98SE
Athlon 1GHz
512 MB RAM

Best wishes.

Jan

Re: second image file is decoded as black/white

Posted: Sat Nov 13, 2004 2:20 pm
by xnview
Anonymous wrote:with the new version 1.74 I've got a strange problem.
When I'm loading an image and then go to the next file (e.g. with PageDown) then the second image (when it's a jpg, gif or png) is decoded as black/white (1 Bit) and you will see a white rectangle with some black spots on it (also the resolution is wrong). When you go to the 3rd ("Keep current image in cache" disabled) or 4th ("Keep current image in cache" enabled) image and then go back to the 2nd, then it's correct decoded.
I can't reproduce the problem. You view the first file (RGB), and you go to the next (black&white 1bit), there is problem?
Which fit option do you have?
Do you have enabled Options/View/High zoom quality?

Re: second image file is decoded as black/white

Posted: Mon Nov 29, 2004 7:27 am
by Guest
xnview wrote:I can't reproduce the problem. You view the first file (RGB), and you go to the next (black&white 1bit), there is problem?
Which fit option do you have?
Do you have enabled Options/View/High zoom quality?
Sorry for the confusion, I choosed the wrong title for this problem.
The second file, not depending of the type, is always displayed scrambled.

I did a screenshot, where you can see the problem.
http://ezshare.de/files-en/111684/xnvie ... d.gif.html

It doesn't matter, if High zoom quality is enabled or not. Here is a screenshot from a scrambled picture in high quality mode.

http://ezshare.de/files-en/111692/xnvie ... y.gif.html

The problem is also independent of the used fit option.

Hope this helps you.

Best wishes.

Jan

Posted: Mon Nov 29, 2004 7:35 am
by Guest
Wow, I've never seen a place with a countdown timer for images.

Oh yeah, I'll give them three e-mail addresses.... 8)

Re: second image file is decoded as black/white

Posted: Mon Nov 29, 2004 7:51 am
by xnview
Anonymous wrote:Sorry for the confusion, I choosed the wrong title for this problem.
The second file, not depending of the type, is always displayed scrambled.

I did a screenshot, where you can see the problem.
http://ezshare.de/files-en/111684/xnvie ... d.gif.html
Very strange. This problem occurs only with 1.74?
Could you send me a sample, please?

Re: second image file is decoded as black/white

Posted: Mon Nov 29, 2004 9:30 pm
by Guest
xnview wrote:Very strange. This problem occurs only with 1.74?
Could you send me a sample, please?
Yes, the problem occurs only with 1.74.

What kind of sample do you like do you have? An image file?

Greetings.

Jan

Re: second image file is decoded as black/white

Posted: Tue Nov 30, 2004 7:41 am
by xnview
Anonymous wrote:
xnview wrote:Very strange. This problem occurs only with 1.74?
Could you send me a sample, please?
Yes, the problem occurs only with 1.74.
What kind of sample do you like do you have? An image file?
Yes an image file, to be able to reproduce the problem.

Re: second image file is decoded as black/white

Posted: Tue Nov 30, 2004 8:56 am
by Guest
xnview wrote:Yes an image file, to be able to reproduce the problem.
The problem occurs with every file, also with the image below.

Image

Greetings.
Jan

Re: second image file is decoded as black/white

Posted: Wed Dec 01, 2004 11:02 pm
by helmut
Anonymous wrote:
xnview wrote:Yes an image file, to be able to reproduce the problem.
The problem occurs with every file, also with the image below. ...
I've saved your image in a folder and copied it several times. Could not reproduce the problem. But I'm on XP, so probably no wonder.

- Does this problem occur with image files of any type (GIF, ...)?
- Does the problem still occur after renaming the 'PlugIns' dir?
- What's the size of free memory during such an XnView session?

Re: second image file is decoded as black/white

Posted: Thu Dec 02, 2004 7:59 am
by xnview
Anonymous wrote:
xnview wrote:Yes an image file, to be able to reproduce the problem.
The problem occurs with every file, also with the image below.
I can't reproduce the problem too.

Re: second image file is decoded as black/white

Posted: Mon Dec 06, 2004 9:27 am
by Guest
helmut wrote:- Does this problem occur with image files of any type (GIF, ...)?
Yes.
helmut wrote:- What's the size of free memory during such an XnView session?
Dozens of MByte.
helmut wrote:- Does the problem still occur after renaming the 'PlugIns' dir?
No! If the 'PlugIns' folder is renamed or does not exist, then the problem, does not occur!

I've renamed sequentially every single file in the 'PlugIns' folder, and the offender is located:
CADImage.dll

Cause I 've got no CAD-files, I leave this DLL renamed.

Thank you very much for the tip.

Best wishes.

Jan

Re: second image file is decoded as black/white

Posted: Mon Dec 06, 2004 12:26 pm
by xnview
Anonymous wrote:I've renamed sequentially every single file in the 'PlugIns' folder, and the offender is located:
CADImage.dll
Cause I 've got no CAD-files, I leave this DLL renamed.
Very strange, CAD plugin read only .dxf/.hpgl/.dwg