The geekmaster kindle video player works great on the Paperwhite:
https://www.mobileread.com/forums/sho...d.php?t=177455
The increased resolution leaves a white border above and to the right of the 800x600 video. The Paperwhite cannot play sound (yet), so gmplay is already "Paperwhite ready".
Enjoy!
[I posted this to both threads that the offsite pages link to.]