It does it on all footage all the time (DV50 captured: rendered, RT or no effects), in the canvas or viewer – Even does it in Kona TV with DV50 captured footage. (This is happening on my video monitor not on my G5 monitor.)
Transcoded to uncompressed – doesn’t do it.
Bill Portune
The Chesapeake Group
G5 DP 2G, 10.4.4, QT 7.0.4, 1.5GB RAM, FCP 5.0.4, Io (2.0), Kona2 (1.2), UL4D, Huge U320R