Search found 4 matches

by cosmin
Mon Feb 16, 2009 3:43 pm
Forum: Classic - Bug Reports
Topic: Incorrect display of 16-bit raw PNM
Replies: 2
Views: 48342

Pierre, here is a sample:

http://cosmin.users.sourceforge.net/testing/lena_16g_lin.pgm
http://cosmin.users.sourceforge.net/testing/lena_16g_lin.png

This is Lena in grayscale, downscaled and converted to 16-bit linear colorspace.

The PNG file was created out of the PGM file using OptiPNG. Any ...
by cosmin
Sat Feb 14, 2009 5:37 am
Forum: Classic - Bug Reports
Topic: YCbCrSubsampling in EXIF is not updated
Replies: 0
Views: 444

YCbCrSubsampling in EXIF is not updated

Hello,

I noticed that XnView does not update the YCbCrSubsampling field in EXIF after a lossless JPEG rotation. My digital camera (as well as most others) create JPEGs using chroma subsampling 4:2:2, which in EXIF is encoded as (2,1). After a lossless 90' rotation this should become (1,2), yet ...
by cosmin
Sat Feb 14, 2009 5:20 am
Forum: Classic - Bug Reports
Topic: Incorrect display of 16-bit raw PNM
Replies: 2
Views: 48342

Incorrect display of 16-bit raw PNM

Hi,

I noticed that the raw PNM formats (both PGM "P5" and PPM "P6") that have MAXVAL=65535 are displayed incorrectly. I believe you somehow get the endianness wrong, because I'm seeing the least-significant 8 bits from the 16-bit image.

If MAXVAL is anything less than 65535, or if the format is ...
by cosmin
Mon Nov 03, 2008 2:13 am
Forum: Classic - Suggestions
Topic: Display the "rule of thirds" grid in the crop rect
Replies: 1
Views: 944

Display the "rule of thirds" grid in the crop rect

Dear Mr. Gougelet,

I am so happy to see XnView getting better and better with every new release!

I wonder if you could implement somehow the display of the rule of thirds grid while cropping. I am thinking about a checkbox, or a popup menu check option, that could toggle this grid. It could come ...