Monday 9 November 2009

Nikon D90 Breakthrough! Part I - The problem

While shooting with a DSLR camera has its advantages, shooting with Nikon D90 has some major disadvantages due to the fact that Nikon doesn't seem to want people using it for professional acquisition of video.
One of the major problems we have to solve is called 'stair stepping removal' (or how Nikon can make an easy task difficult). Specifically, D90's sensor captures the image and then resizes it to an anamorphic resolution of about 1280x800. Then every 10 lines just skips one or two pixels to arrive to the desired 1280x720. This in introduces the stair step effect mainly visible on diagonal lines.
Lots of solutions have been offered, none of them satisfactory. So we had to come up with our own solution.
Next: The proposed solutions and its problems and our own definitive and FAST solution!

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