Re: [Mjpeg-users] mpeg2enc artifacts in scenes with rapid movement

2005-04-14 Thread Jonathan Woithe
Hi all For the benefit of those checking list archives ... Way back in February I posted some questions about blocky artifacts being observed in mpeg2enc output in scenes with rapid movement. Included was a pointer to http://www.atrad.com.au/~jwoithe/mpeg/ at which were examples of the

Re: [Mjpeg-users] mpeg2enc artifacts in scenes with rapid movement

2005-02-05 Thread Andrew Stevens
Hi, At one point in the scene there is rapid movement whereby something solid moves approximately 20% of the frame width within one frame. Playing at fullspeed on the DVD player, the edges look a little jumpy as the movement occurs. Freezeframing at this point (the player does internal

[Mjpeg-users] mpeg2enc artifacts in scenes with rapid movement

2005-02-01 Thread Jonathan Woithe
G'day I have recently switched to using CVS mjpegtools (from 1.6.2), the latest snapshot being one I took on 24 Dec 2004. I have noticed some interesting artifacts in the mpeg2enc output when viewed on a standalone DVD player when the scene contains rapid movement. Before I go on, it seems that