You might take a read of this.  I personally have Express Digital
Darkroom but have not tried the Chromakey capabilities.

http://photo.net/digital-darkroom-forum/00LDRs

The last entry talks about another software package that you might
look into.


-- 
Best regards,
Bruce


Sunday, March 22, 2009, 4:30:54 PM, you wrote:

C> On 22/3/09, Jens, discombobulated, unleashed:

>>
>>Hello List
>>Could someone please direct me to knowledge about Greenscreen/Chromakey
>>techniques?
>>I need to be able to place people Inin pictures) in front of different
>>sceneries/backgrounds.
>>In the old days, photographers used Frontprojection (e.i. by Hensel),
>>but today this is done digitally, I suppose. Especially in movies and
>>TV, but also in still photography.
>>
>>Which software should be used, after shooting the models in front of a
>>proper green screen/blue screen? Are there special issues I need to know
>>befor shooting?

C> Are you talking about stills shooting, or video?

C> The point of shooting green / blue screen is that it would take forever
C> to individually 'photoshop' each frame of a moving image where a new
C> background is to be added.

C> If stills, I personally can't see an advantage to shooting with a green
C> or blue screen background, and may even be detrimental in terms of
C> colour interference. If I was shooting stills of a subject I knew I was
C> going to place on a different background in post-processing, I would
C> shoot against a white, or light-coloured backdrop.

C> If shooting video or film, you want green or blue screen (depending upon
C> process used).

C> More info:

C> <http://en.wikipedia.org/wiki/Bluescreen>

C> Tutorial on blue / green screen compositing with Final Cut:

C> <http://www.kenstone.net/fcp_homepage/chroma_key_fcp_hd_monahan.html>

C> HTH


C> --


C> Cheers,
C>   Cotty


C> ___/\__
C> ||   (O)  |     People, Places, Pastiche
C> ||=====|    http://www.cottysnaps.com
C> _____________________________



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