Oops. Those numbers were a bit adrift. Here is mplayer playing miniDV:

   mplr  60%
   Xorg  22%
   pulse 10%

Eventually it settled down to the 45/45 that I showed below, which might have more to do with kernel load-sharing than anything, though I don't know what X was up to.

For the comparison, totem (gstreamer) playing the same DV:

   totem 45-57%
   xorg  10-16%
   pulse 2-15%

For some reason, mplayer is slightly more demanding on X, and substantially less efficient at decoding DV than gstreamer is, and it's tipping my elderly laptop over the edge.

No video editing for me.

Douglas.


Douglas Royds wrote:
Having convinced Totem to play both DVDs and DV-AVI just fine, I find that Mplayer is struggling a bit.

Totem

   DVD 31% idle (worst case)
   DV-AVI 16% idle (worst case)

Mplayer

   DVD 21% idle (worst case)
   DV-AVI 0% <--- ie. can't play it

What's going on? Watching mplayer, Xorg, and pulseaudio in top reveals:

DVD

   mplr  40-46% CPU
   Xorg  16-18%
   pulse 2-15%

DV

   mplr  40-46% CPU
   Xorg  45% <--- !!!
   pulse 2-15%

So it's Xorg that's doing the damage when I try to view DV.

Suggestions?
Douglas.








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