[Kde-imaging] [Bug 146259] Raw Converter won't convert to 16bit PNG

Gilles Caulier caulier.gilles at gmail.com
Mon Jun 11 10:01:55 CEST 2007


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http://bugs.kde.org/show_bug.cgi?id=146259         




------- Additional Comments From caulier.gilles gmail com  2007-06-11 10:01 -------
Martin,

The reason that i have not yet provided 16 bits color depth in Batch RAW converter is relevant of dcraw program used to decode RAW image data. This one generate a linear 16 bits picture without an auto-gamma/White balance correction (witch exist in 8 bits color depth!)

The picture result will be too black and require manual fix in editor later batch process.

See in dcraw project page about 16 bits linear conversion... It's a generic problem. If i provide 16 bits color depth support with RAW batch converter, i'm sure to a another bug report about black all pictures. 

Of course, my point of view is than users must always have the choose to apply auto gamma corrections in 16 bits mode... But it's a dcraw problem... 

Gilles Caulier


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