Frage von matze22:
Hi,
for which I have now recently synonymous with an HD television, I'm at now consider synonymous slow times to upgrade to an HD video camera ...
I am interested here especially the chroma keying with HD video footage ...
With compressed material, it's very difficult to get good results (; due to the 4:2:0 sampling) ...
Now I have heard that the HD cameras are the way to the HDMI output a 4:2:2 signal "tap off" and a video card (; as black magic design) einzuspielen in the PC ...
My question is this:
Does anyone here experience with?
Is that synonymous with a "cheap" HD-Cam (and if so with what) or only with expensive professional camcorders?
Antwort von matze22:
None has any idea?
Antwort von deti:
For your application - presumably far away from professional standards - do them a 4:2:0 encoded video synonymous's perfect for keying. Only in extreme situations, you will be able to tell the difference between 4:2:2 and 4:2:0. Do you know what the difference is the encoding?
Deti
Antwort von matze22:
So I thought with the statement "good camcorder" not now that I'm an amateur and not the difference between 4:2:0 and 4:2:2 for keying can see ...
I know myself well out with color sampling, etc. and know why it "points" are at 4:2:0 ...
My only question is whether this works only 4.2:2-tapping with expensive camcorders limit of 10,000 EUR or synonymous with cheap camcorders (so up to 500 EUR) was ...
I did not want to know more ;-)
Antwort von matze22:
Does anyone of you for a "Intensity Pro card and an HD camcorder (so max. 500 EUR) and this could just try it?
Perhaps s.besten an object shooting against blue and then the "Rohclip" upload somewhere? (1 sec from the last test so) ;-)
