If you don't (can't) use the FFT filter, here's a work around.
Go to FILTERS>VIDEO>DEINTERLACE. Run it on the 'odd' field; then again on the 'even' field. Keep alternating those two till you are satisfied.
http://upload.pbase.com/image/85733160 (http://upload.pbase.com/image/85733160)
(http://i.pbase.com/o6/93/579993/1/85733160.uQTHorKn.texture.jpg)
http://upload.pbase.com/ob/image/85733154 (http://upload.pbase.com/ob/image/85733154)
(http://i.pbase.com/o6/93/579993/1/85733154.ZzIMFP1I.texturedeinterlace.jpg)
Thanks Kiska, good work around :up: