Iridient vs Markenstijn demosaicing

[heckflosse (Ingo Weyrich)]

@mcogoni

I rarely see any difference between 3-pass Markenstijn and 3-pass+fast.

Combined AMaZE and VNG4 demosaic

@guilc @sguyader Here are some screenshots from my first tests to combine 3-pass xtrans demsaic and fast xtrans demosaic. All have the same sharpening settings applied. First shows 3-pass at left and fast at right. 3-pass has good details and background full of ugly artifacts, while fast has horrible details but a much nicer background. [grafik] Again left 3-pass, right is the combination of 3-pass and fast [grafik] For reference left the combination of 3-pass and fast with sharpening, ri…