[MPlayer-dev-eng] Re: PATCH [0/12] CoreAVCDecoder support
michaelni at gmx.at
Wed Feb 14 13:18:51 CET 2007
On Fri, Feb 09, 2007 at 05:32:48AM +0000, Alan Nisota wrote:
> > also do you have any current benchmarks for us ? i know i'm asking a lot, but
> > providing specific samples where coreavc is faster will also be appreciated.
> Here are some benchmarks on Linux using a 2.8GHz P4 w/ HT enabled (adds a few
> fps with the dual-cpu patch). I don't have a dual-cpu system to benchmark
> against, but others have confirmed that a dual-cpu system just about doubles
> performance with this codec. I also have a 1.8 GHz Pentium-M which tested
> anywhere from the same to 20% slower on Windows compared to the P4.
> Using CoreAVC 1.2.0
yes but what about ffh264 on Pentium M ? knowing CoreAVC is slower is one thing
but it would be more interresting to also know how fast/slow ffh264 is on
> mplayer -demuxer lavf -vo null -nosound -benchmark <stream>
> Need to add '-demuxer lavf' when using TS streams, as mplayer's demuxer doesn't
> supply 'format' during codec initialization.
> ffh264 coreAVC
> sample1 h264 1280x720x60fields/sec: 82 117 fields/sec
> sample2 mbaff 1440x1080x25frames/sec: 13 17 frames/sec
> sample3 avc1 1280x720x30frames/sec: 48 72 frames/sec
> sample4 paff 1440x1080x30frames/sec N/A 45 frames/sec
Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB
In a rich man's house there is no place to spit but his face.
-- Diogenes of Sinope
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