From: "Patrice LACOUTURE (GMail)" <[EMAIL PROTECTED]>

Subject: Re: PESO Pano #5 (from last years big drive)
> Rob Studdert Thu, 12 Jan 2006 05:05:31 -0800
>[...about pano of The Gawler Ranges...]
>>
> Great picture, Rob. Crisp and contrasty all over the place, except at the 
> rightmost 3rd, but well, there must be a place on the picture where the 
> sun is in the back. In this case, fortunately it's the least interesting 
> place in your image, and it doesn't show much.

Hi Patrice, 

Thanks for taking the time to comment, sorry if the reply appears to be a 
little fragmented but I've only received a few posts from the list over the 
last couple of days and this I read in the reply from Ken. I didn't actually 
know if if my post had made it to the list at all.

I'm not sure what you mean regarding the "rightmost 3rd" of the pic, the whole 
image is all pretty contrasty and in the full resolution version the detail 
really isn't lacking in any area of the pic. I'd be pleased if you could be a 
bit more specific.

> I faced the same issue a while ago with a pano picture. (I did a post here 
> a few months ago as a PESO submission).
>
> http://www.lacouture.nom.fr/gallery/v/PESO/Bertagne002-small.jpg.html
> (be sure you see it in "full size", which is actuall reduced to 50%)
>
> I wanted to have the sun in the frame, and be well-exposed all over the 
> frame.
> I sorted out the thing at shooting time, by doing two exposures of the 
> whole pano, one measured for the sun, the other measured for the other 
> direction (on tripod, of course).
> Then used Hugin to stitch the two panos at the same time (as a single 
> pano, output as multiple TIFFs), then enblended into a separate pano for 
> each exposure. Then I merged these two panos with PS using appropriate 
> layers and masks.
>
> Shooting raw greatly helped fine-tuning the two exposures for a good 
> blend.
>
> I'm not completely happy with it, as there is still some hint of the 2 
> exposures blending. However it's still much better than what I would have 
> achieved with a single exposure.
>
> Not sure this helps with your image, but might for a future one.

That's a beautiful image and well executed, a picture to be proud of from a 
great part of our planet that I am most fond of. I do use bracketed exposures 
when possible but in this case I was a long way from anywhere and by myself 
with no camping gear so I had to be in and out, not time for even a tripod and 
no opportunity to wait for the best light :-(

In any case it was also bright midday sun with no cloud cover, not great for 
flare even using multiple exposures (I wish the D cameras had a 2 exposure 
bracket mode). Your pic however benefited from the multiple exposure treatment 
though you did also have the advantage of the sun being relatively low in the 
sky and partially shaded by cloud cover.

What tools are you using for stitching/blending?

Cheers,


Rob Studdert
HURSTVILLE AUSTRALIA
Tel +61-2-9554-4110
UTC(GMT)  +10 Hours
[EMAIL PROTECTED]
http://members.ozemail.com.au/~distudio/publications/
Pentax user since 1986, PDMLer since 1998

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