[CinCV] Colour correction, quantisation/rounding errors and display; some findings.

2012-03-03 Thread Herman Robak
I'm late with my homework for tomorrow's meeting, so I'm giving you a quick summary of what I have come up with so far. The hue/saturation effect has bad quantisation artifacts when the colour model is YUV and the sliders are set to anything but unity. I have attached a test project to

Re: [CinCV] Colour correction, quantisation/rounding errors and display; some findings.

2012-03-03 Thread Herman Robak
På Sat, 03 Mar 2012 12:46:28 +0100, skrev Herman Robak her...@skolelinux.no: The hue/saturation effect has bad quantisation artifacts when the colour model is YUV and the sliders are set to anything but unity. I have attached a test project to demonstrate the banding noise; it's glaringly

Re: [CinCV] Colour correction, quantisation/rounding errors and display; some findings.

2012-03-03 Thread Herman Robak
På Sat, 03 Mar 2012 13:07:16 +0100, skrev Herman Robak her...@skolelinux.no: The YUV effect plugin fares better, in YUV mode. And even better(er) in RGB FLOAT mode, though it doesn't look perfect here(*) You may see it more clearly in the selftest I'm attaching here, where I have added

Re: [CinCV] Colour correction

2008-09-09 Thread flavio
Hi, there, When I colour correct/manage whatever movie I'm doing, I always face the same problems. With time, I've figured out a workaroud for both cases that somewhat take time but become very precise and eventually compensate at the end. For colour management, I use mostly brigh/cont,

Re: [CinCV] Colour correction

2008-09-09 Thread Kurt Georg Hooss
flavio, thanks for this very valuable information. i guess people would estimate if you could include it into the manual at some appropriate location, e.g. as a note to the effects chapter. cheers, georg On Tuesday 09 September 2008 18:41:40 flavio wrote: Hi, there, When I colour

Re: [CinCV] Colour correction

2008-08-31 Thread leandro ribeiro
Hi there! I was wondering about this subject because up until now I used to export my final video in raw DV and then do the color corrections to that track only, using keyframes -- it worked for me since I only color correct the final product (unless it's a special effect kind-of correction). But

Re: [CinCV] Colour correction

2008-08-31 Thread Ichthyostega
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Hi Leandro, I was wondering about this subject because up until now I used to export my final video in raw DV and then do the color corrections to that track only, using keyframes -- it worked for me since I only color correct the final

Re: [CinCV] Colour correction

2008-08-29 Thread Raffaella Traniello
Hi Hermann! Thanks for your help. Even if it is a little hard to digest. I have still to decide which labour I like best. Well... at least I have two consolations: 1. Cin4 has new timeline controls to move to the next/previous edit. 2. You are a Lumiera developer. Ciao! Raffaella

[CinCV] Colour correction

2008-08-28 Thread Raffaella Traniello
Hi! I'm experimenting with colour correction. I found my way to correct the colours of an edit using: Colour balance Brightness/Contrast Hue/Saturation/Value Gamma Histogram and Videoscope But I can't find a good way of correcting a video made

Re: [CinCV] Colour correction

2008-08-28 Thread Ichthyostega
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Raffaella Traniello schrieb: I'm experimenting with colour correction. ... But I can't find a good way of correcting a video made of 100 edits. Do I have to attach 5 effects to each clip? 501 effects on my timeline?? I tried to attach just one