Infoseite // Apple ProRes to render color changed?



Frage von inferno_o:


hi people.

I have a sequence in Apple ProRes codec in Final Cut Pro 6
the material, with which I work is different and if I build it in the sequence, requires Final Cut Pro render of me, the clips - so as always.

My problem is: after the render the clips have a completely different farbgebung. the colors are duller, lower contrast, milky.
If I preview of frames and canvas juxtaposed, is the glaring differences clearly seen.

why is that? ProRes but actually has a very reasonable quality ...?
I will try it in with a different codec? or I have an incorrect system setting? how do I get out there, the colors after rendering 1:1 to have?

ask for help! thank you very much.

Space


Antwort von WoWu:

What is the output codec?
What Final Cut Pro 6.0.
Which Ausgebcodec?
What job you from exactly?

Space


Antwort von inferno_o:

So as I said, the output codecs are very different, but the problem is the same for everyone.
with here are, for example h264 mov, DVCProHD, and included clips of dvds (; movs mpeg with Streamclip).

With the gegenüberstellung I mean the native material that can be seen in the preview window and the other hand, the same material, be inserted in a sequence, but rendered with the ProRes presets.

synonymous first I thought that the problem was not needed when to stay If a quicktime plays off, but the colors afterwards anyway so distorted.

I did what fcp6-version, I can not say precisely because I am not s.rechner. Of the releveanz?

Many greetings

Space


Antwort von WoWu:

To me that sounds like a typical "round trip" problem ... 8-bit 10-bit 8-bit, because the codecs are all 8-bit, and you have used in ProRes 10 bit and afterwards again coded by 8 bits. You change the color space by 2 times!
It was eradicated a Quicktime problem, fixing the new Apple Final Cut Pro, to have (and I have not tried if it's true).
Improvements are to be included already in the last 6 update. Therefore, the question of the release.
Remedy only manages to knit remain in 8-bit to 10 bit transition, and not to have it. Of you brings no improvement, because all that was still only 8 bits, always 8 bits. The transition to 10 bits (; and back) only brings you a lot, a rounding error, which affects impression in a softer picture, especially in color, optical.
Even a gamma shift takes place, the Dir, the MTF of the image changed again.
So 8-bit source material - 8-bit processing and 8 bit tail material you eliminate the error. Or (using the new Final Cut Pro, if it is true, because what Apple says).

Space


Antwort von pailes:

Google time for "quicktime gamma shift". I recently completed a similar problem, but with the Avid DNxHD codec.

Space



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