[mythtv] Cutlist editor is broken in 0.21 'bleeding' builds from atrpms

[John Pilkington]

This is essentially a repost from 1 February, but after a new myth build 
and under a new kernel. The symptoms are unchanged.  Recordings are from 
DVB-T in the UK.

> 
> The cutlist editor is now broken.  It was OK in 
> r12545, one of Axel's earlier 'bleeding' releases for FC5. 
> 
> After a few adjustments of step size and skipping backwards and forwards
> the editor suddenly becomes unresponsive and mythfrontend CPU usage as
> shown by 'top' reaches 95% or more.
> 
> Frontend log shows:
> 
> 007-01-31 14:35:30.242 TV: Changing from None to WatchingPreRecorded
> 2007-01-31 14:35:30.265 The realtime priority setting is not enabled.
> 2007-01-31 14:35:30.579 Video timing method: SGI OpenGL
> [mpeg2video @ 0x5ee91e4]current_picture not initalized
> 2007-01-31 14:35:39.019 AFD Error: Unknown decoding error
> [mpeg2video @ 0x5ee91e4]current_picture not initalized
> 2007-01-31 14:35:39.528 AFD Error: Unknown decoding error
> [mpeg2video @ 0x5ee91e4]current_picture not initalized
> 2007-01-31 14:35:41.345 AFD Error: Unknown decoding error
> [mpeg2video @ 0x5ee91e4]current_picture not initalized
> 2007-01-31 14:36:03.888 AFD Error: Unknown decoding error
> [mpeg2video @ 0x5ee91e4]current_picture not initalized
> 
> etc
> 
> HTH
> 
> John Pilkington