[gdal-dev] tile artifacts in YCBCR compressed JPEG in TIFF

Frank Warmerdam warmerdam at pobox.com
Wed Nov 4 10:18:18 EST 2009

Ray Joslyn wrote:
> Hello,
> I have noticed tile artifacts that corespond to the tile sizes when 
> compressing color images with the PHOTOMETRIC=YCBCR option for JPEG compressed 
> Tiff images.  I do not see this if I use PHOTOMETRIC=RGB.  Are there any 
> options that may prevent this?


What is your tile size?  If it is a multiple of eight I don't see why there
would be any tile boundary issues.  Perhaps you could provide a visual sample
to show us what you mean.

Best regards,
I set the clouds in motion - turn up   | Frank Warmerdam, warmerdam at pobox.com
light and sound - activate the windows | http://pobox.com/~warmerdam
and watch the world go round - Rush    | Geospatial Programmer for Rent

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