Lazy answer but would using to curve tool to extract max data be an option instead of looping pixels?
On Thu, Jul 12, 2012, at 13:46, Stephen Newbold wrote: > Hi, I have a tool that needs to obtain the maximum velocity value from a > scanline renderer. Currently I am finding the max pixel value of the > motion channel generated by the scanline renderer by iterating through > each pixel of the motion channel and returning the max(). A basic but > inaccurate optimisation is to skip x pixels to speed this up but I was > hoping there might be a more cunning way of doing this? > > I'm presuming the Scanline Renderer itself doesn't store min/max > velocities in a hidden knob or something else accessible? > > I was hoping to keep this process live and contained in an embedded > python script, so using NDK or a node tree (dilate to value of width of > image worked well enough if I went this method) so any suggestions are > welcome. > > Steve > > -- > Stephen Newbold > Compositing Lead - Film > MPC > 127 Wardour Street > Soho, London, W1F 0NL > Main - + 44 (0) 20 7434 3100 > www.moving-picture.com > > _______________________________________________ > Nuke-python mailing list > [email protected], http://forums.thefoundry.co.uk/ > http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-python -- Hugo Léveillé TD Compositing, Vision Globale [email protected] _______________________________________________ Nuke-python mailing list [email protected], http://forums.thefoundry.co.uk/ http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-python
