Re: [MBS] GraphicsMagick & LCMS2

2016-01-15 Thread Christian Schmitz
> Am 15.01.2016 um 16:53 schrieb Lee Badham : > > Hi, > > I'm in the process of migrating from ImageMagick to GraphicsMagick and am > looking at using colour conversions using profiles and LCMS2 > If I convert a CMYK embedded image to Lab I actually get a corrupted RGB > image. I fear you wri

[MBS] GraphicsMagick & LCMS2

2016-01-15 Thread Lee Badham
Hi, I'm in the process of migrating from ImageMagick to GraphicsMagick and am looking at using colour conversions using profiles and LCMS2 If I convert a CMYK embedded image to Lab I actually get a corrupted RGB image. image.RenderingIntent=1 //absolute image.iccColorPro

Re: [MBS] Equilibration of photographs

2016-01-15 Thread Christian Schmitz
> > Using ChangeContrastBrightnessLinearMBS, am I right thinking that > contrast value is in the range -1.0 to 1.0 and the Brightness one in the > range -255 to 255? yes. Looks like it. Sincerely Christian -- Read our blog about news on our plugins: http://www.mbsplugins.de/ __

Re: [MBS] Equilibration of photographs

2016-01-15 Thread Jean-Luc Arnaud
Using ChangeContrastBrightnessLinearMBS, am I right thinking that contrast value is in the range -1.0 to 1.0 and the Brightness one in the range -255 to 255? > Sorry, not sure which function is that. Exposure sets some parameters (but I don't know which ones exactly, probably at least Brightnes