View Full Version : What do you use x264/h.264 for now?
akupenguin
22nd October 2005, 23:26
No, subme6 will never be better than subme7. "Suboptimal" means that subme7 doesn't help as much as it could.
Caroliano
22nd October 2005, 23:33
Oh. Thanks for clarification.
AVmaniac
2nd November 2005, 00:17
Last weekend i did some tests with HDTVmaterial (Spiderman1 - Pro7HD - freeTV - 1920x1040)....
i've transcoded the whole movie to x264@2383kbps and the result looks really nice.
BUT a playback results in a 99% CPU load, using ffdshow-filter-playback, without any sound on my AMD64-3400+ system :-(
denise
2nd November 2005, 04:10
Last weekend i did some tests with HDTVmaterial (Spiderman1 - Pro7HD - freeTV - 1920x1040)....
i've transcoded the whole movie to x264@2383kbps and the result looks really nice.
BUT a playback results in a 99% CPU load, using ffdshow-filter-playback, without any sound on my AMD64-3400+ system :-(
decode 99% CPU usage with 3400+... :(
May be your resolution quite big(I'm never reach 1920x1024).
I wonder what happen if this Spiderman movie play on 1Ghz CPU.
I use x264 only for low bitrate video file,my PC so slow.
AVmaniac
2nd November 2005, 11:47
Originally Posted by denise
May be your resolution quite big(I'm never reach 1920x1024).
I wonder what happen if this Spiderman movie play on 1Ghz CPU.
I use x264 only for low bitrate video file,my PC so slow.
I just wanted to know how x264 works like at HD resolutions.
Until now i also only encoded SD material for backup purposes.
I wonder if there is any software beside ffdshow that has a
better playback performance.
Even Nero-Show-Time did a poorer job.
nm
2nd November 2005, 12:32
There are no dramatically faster software decoders. Read bond's comparison (http://forum.doom9.org/showthread.php?t=99402).
You could try MPlayer, which is pretty fast when set up correctly.
kurt
2nd November 2005, 14:19
You could try MPlayer, which is pretty fast when set up correctly.
that's the point: do you know a simple guide how to setup mplayer correctly (under windows)? :rolleyes:
(i know the huge mplayer docs (http://www4.mplayerhq.hu/DOCS/HTML-single/en/MPlayer.html))
nm
2nd November 2005, 14:57
I don't have Windows, but the MPlayer docs are really quite good and IMHO simple enough: http://www.mplayerhq.hu/DOCS/HTML-single/en/MPlayer.html#windows
They even explain setting up colorspaces and other rendering options (-dr and -double). For H.264 decoding you'll need to compile MPlayer yourself or use unofficial builds. At least Celtic Druid seems to provide them (http://www.aziendeassociate.it/cd.asp?dir=/mplayer).
kurt
2nd November 2005, 15:02
ok, I'll take a deeper look in the docs, thx :)
bond
2nd November 2005, 17:51
hm imho there is no need to do anything special when playing in mplayer
nm
2nd November 2005, 18:49
Well, the defaults should work fine, but there are some settings worth exploring especially on older graphics hardware. On Windows DirectX output is probably the fastest, but on other platforms there are more options like Vidix, Xv, XvMC for MPEG-2, mga_vid and DirectFB each of witch may be the fastest on some specific card (usually because of driver issues). Audio output drivers can also have an effect on performance. Then there are timer settings (hardware/software), different framedrop settings, colorspace conversion filters for faster overlays, a few drawing modes (dr, slices) and double buffering.
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