On Sat, 2008-01-12 at 14:49 -0500, Scott C. Frase wrote: > Guys, > I did some screencaptures at high resolution (1280x720) and notice that > during the recording of the screencapture, I'd get frame drops. "Frames > Behind" would usually be zero, but for short, five second periods, > increase to 10 or 20. > Of course, when I then tried to mux the captured video and audio with > mplex, I would get the dreaded: > **ERROR: [mplex] Too many frame drops -exiting
> My computer is pretty strong (dual, quad core Dell, 1.6Ghz/CPU). I > noticed that I am not I/O bound (no I/O wait occurring) and I have > plenty of headroom on each CPU. Max CPU during the screencapture is > 35-40%. At this point, I think the bottleneck is the speed or throughput > video card, but I'm not sure. > > A couple questions: > 1) is there a program that would alert me when I have too many frame > drops? > 2) can frame drops be patched by any other programs? > 3) is my bottleneck the speed/throughput of my video card? > > thanks for listening, > scott Update: I tried an experiment using just one of the monitors on my dual-head NVidia 8500GT PCI Express card. It is interesting to note that I do not get frame drops if I do not use this dual-head function and use just one monitor. So I guess the bottleneck is the video card! scott _______________________________________________ Cinelerra mailing list [email protected] https://init.linpro.no/mailman/skolelinux.no/listinfo/cinelerra
