Friday, June 7, 2013

[Avid-L2] Re: AMA link to Red Epic ISO 1600?

 

If it is for depth of field isn't sending less light to the sensor going to increase noise just like using the gain switch on a video camera? This is a standup comic on a fully lit stage moving around some. Is that really hard to keep in focus on a Red Epic? I'm not trying to be critical of production I want to better understand the shoot constraints of the Red Epic.

--- In Avid-L2@yahoogroups.com, "Pat Horridge" <pat@...> wrote:
>
> The Red camera stores RAW data so the ISO is just a metadata setting.
>
> The light that hits the sensor is only controlled by the iris and any NDs
> applied.
>
> Sounds to me like the iris may have been closed down to increase DPF causing
> less light in.
>
>
>
> So in Avid you can access that RAW data and change the ISO or FLUT and
> effectively re-map the levels.
>
>
>
> But with RAW data what you have is what you have.
>
>
>
> If they set the ISO high on set their monitoring output would look brighter
> so maybe that encouraged them to close the iris down but who shots on Red
> and not use the RGB histograms?
>
>
>
>
>
> Pat Horridge
> Technical Director, Trainer, Avid Certified Instructor
> VET
> Production Editing Digital Media Design DVD
> T +44 (0)20 7505 4701 | F +44 (0)20 7505 4800 | E <mailto:pat@...>
> pat@... |
> <http://www.vet.co.uk> www.vet.co.uk | Lux Building 2-4 Hoxton Square
> London N1 6US
>
>
>
>
>
> [Non-text portions of this message have been removed]
>

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