[mythtv-users] Help with playback issue on recordings from a single channel

Yeechang Lee ylee at columbia.edu
Sat Dec 25 21:36:02 UTC 2021

John Pilkington says:
> Plays fine for me with software decoding on a 2.8 GHz core2duo
> machine.  But shock horror it's mpeg2video 1920x1080i @ 29.97 fps
> and the cpu load is close to 2 x 100%

My MacBook Pro 2012 with Core i7 plays back using MPEG2 ffmpeg decoding with ~25% CPU usage in Activity Monitor. Shows just how much a jump Core Architecture is over Core2Duo (and saw relatively little improvement from then until Apple Silicon in 2020).

Frontend:		Apple MacBook Pro 2012, Nvidia Shield 2017
Backend:		HP Microserver N40L 1.5GHz with 4x3TB HDDs
Tuners:			Two over-the-air ATSC inputs with multirec

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