Re: [darktable-dev] Cubic Spline in RawSpeed

2017-11-29 Thread Robert Bieber
On 11/29/2017 02:13 AM, Roman Lebedev wrote: and RawSpeed is LGPL2. so that not is even an option. Ahh, good point. 1. Will any of those curve_tools functions in DT do what the cubic_spline function in dcraw (reproduced below for reference) does? I'm not really familiar with calculating curves

Re: [darktable-dev] Cubic Spline in RawSpeed

2017-11-29 Thread Roman Lebedev
On Wed, Nov 29, 2017 at 6:19 PM, Robert Bieber wrote: > On 11/29/2017 02:13 AM, Roman Lebedev wrote: >> >> and RawSpeed is LGPL2. so that not is even an option. > > Ahh, good point. >>> >>> 1. Will any of those curve_tools functions in DT do what the cubic_spline >>> function in dcraw (reproduced

Re: [darktable-dev] Cubic Spline in RawSpeed

2017-11-29 Thread Aurélien PIERRE
Some doc if you want : https://www.researchgate.net/publication/224711059_Colour_Filter_Array_Demosaicking_using_Cubic_Spline_Interpolation Although I'm not sure it is what you are looking for. But the results look good. *Aurélien PIERRE* aurelienpierre.com --