Archived posting to the Leica Users Group, 2014/02/24

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Subject: [Leica] Janin Acres - Sony stitch
From: roark.paul at gmail.com (Paul Roark)
Date: Mon, 24 Feb 2014 16:45:30 -0800
References: <CAJ3Pgh5y+M0BF7FHtcJsd70UJXS5_YeFwAxDA9hMShvtNfB8tw@mail.gmail.com> <CF313AE7.18A33%mark@rabinergroup.com>

The shot was with the Sony a7r.

Paul


On Mon, Feb 24, 2014 at 3:07 PM, Mark Rabiner <mark at rabinergroup.com> 
wrote:

> Great shot which Sony!?!?
>
>
> On 2/24/14 5:40 PM, "Paul Roark" <roark.paul at gmail.com> wrote:
>
> > This -- http://www.paulroark.com/JA-254-8-Feb22.jpg -- is a shot I took
> the
> > other day in an area we like to walk the dog off leash.  I used the Sony
> > with it's 35mm FE lens.
> >
> > Four shots, all auto-exposure, captured the information.  The level and
> > grid lines in the viewfinder help capturing these types of images.  In
> ACR
> > I eliminated vignetting.  I also used the exposure adjustment to
> coordinate
> > the exposures (in part off-setting the fact that I did not switch to
> total
> > manual exposure and have all shots be the same.  In adjusting the
> exposure
> > in ACR, I moved the graph's "humps" into a pattern that decreased
> slightly
> > going from the bright right side, where the sun was just outside the
> frame,
> > to the left side.  Cylindrical stitching in PS CC worked well.  The final
> > is about 6Kx12K pixels.  To preserve detail, I actually increased the
> image
> > resolustion 200% before stitching, then reducing it back 50% after the
> > stitch.  The PS CC "auto" mode image sizing is great for this purpose.
>  The
> > stitching takes about 15 minutes on an i7 with 16 gb ram -- just enough
> > time to get a snack.
> >
> > Paul
> > www.PaulRoark.com
> >
> > _______________________________________________
> > Leica Users Group.
> > See http://leica-users.org/mailman/listinfo/lug for more information
>
>
>
>
> --
> Mark William Rabiner
> Photographer
> http://gallery.leica-users.org/v/lugalrabs/
>
>
>
> _______________________________________________
> Leica Users Group.
> See http://leica-users.org/mailman/listinfo/lug for more information
>


Replies: Reply from curtisbliss at yahoo.com (CB) ([Leica] Janin Acres - Sony stitch)
In reply to: Message from roark.paul at gmail.com (Paul Roark) ([Leica] Janin Acres - Sony stitch)
Message from mark at rabinergroup.com (Mark Rabiner) ([Leica] Janin Acres - Sony stitch)