Re: RPP raw photo processor 64
Re: RPP raw photo processor 64
- Subject: Re: RPP raw photo processor 64
- From: edmund ronald <email@hidden>
- Date: Mon, 03 Jun 2013 15:29:21 +0200
The ICC has become a club for the printing industry, they are not
interested in displays except for proofing, not interested in cameras, and
not interested in consumers. I am afraid that any innovation will have to
come from Hollywood.
Edmund
On Mon, Jun 3, 2013 at 2:23 PM, Wayne Bretl <email@hidden> wrote:
> I have been following the discussion with fascination, and learning what
> software techniques are available.
>
> However, accuracy can go only so far in the case of three-channel sensors,
> and an accurate starting process may not be able to mimic a particular film
> or sensor if the sensor in use doesn't match that.
>
> An example: two sensors, one with deeper near infrared sensitivity than the
> other, plus two black objects, one with near infrared reflectivity greater
> than the other.
>
> No profiling of the sensor with low infrared sensitivity will make it
> distinguish these two objects the way the sensor with infrared sensitivity
> will. If the sensor is blind to something, profiling cannot make it see
> that.
>
> The same principal applies to sensing of highly saturated colors by sensors
> with narrow bandwidths (like most film). They reach 100% sensor saturation
> at a point where the eye does not, and are blind to further increases in
> the
> subject saturation.
>
> Great discussion, guys - keep on!
>
> -----Original Message-----
> From: colorsync-users-bounces+waynebretl=email@hidden
> [mailto:colorsync-users-bounces+waynebretl=email@hidden] On
> Behalf Of Graeme Gill
> Sent: Monday, June 03, 2013 6:31 AM
> To: ColorSync
> Subject: Re: RPP raw photo processor 64
>
> Iliah Borg wrote:
>
> > It is a little bit complicated for high dynamic range scenes with
> > light sources (L>100) because of flare; and that flare is not very
> predictable.
>
> How is that different from flare in any optical capture system (ie. the
> eye,
> a film camera, etc. etc.) ?
>
> But regardless of whether the aim is to capture HDR, something like OpenEXR
> is a format that seems suitable for storing scene image information in a
> form that is not output referred, has a firm technical foundation, is not
> proprietary, and has a bunch of software around it.
>
> Graeme Gill.
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