[darktable-dev] Feature request: preserve luminosity option in channel mixer

2015-11-22 Thread Caio S. Souza
Hello, To preserve luminosity when using the Channel Mixer module one must be careful in choosing values for the red, green and blue sliders such that their sum equals 1. If we need to change the sliders values a lot (e.g. when experimenting with their importance on a black and white conversion),

Re: [darktable-dev] Feature request: preserve luminosity option in channel mixer

2015-11-22 Thread Moritz Moeller
On 22/11/15 23:44, Caio S. Souza wrote: I took a look at this module's source code and identified the pieces that must be changed (including the opencl kernel). If you agree this feature is a good idea, I may help implementing it. What do you think? +1 .mm

[darktable-dev] Darktable not picking the correct color profile

2015-11-22 Thread Caio S. Souza
Hi, I have a dual monitor setup using a notebook. The second monitor (Dell U2415) is plugged to the HDMI port of my notebook. Both are calibrated and correctly configured using colord. When I run darktable-cmtest, everything seems to be fine: darktable-cmstest version 2.0~rc2+29~g8c1da7b this