[x264-devel] Slow conversion to raw 264

Rouhi Amirhossein2 amir.rouhi at rmit.edu.au
Mon Jul 2 08:12:18 CEST 2012


So you think the command used by me is correct and there is not any other
solutions except hardware...?


On 2 July 2012 16:00, Nathan Caldwell <saintdev at gmail.com> wrote:

> On Sun, Jul 1, 2012 at 11:31 PM, Rouhi Amirhossein2
> <amir.rouhi at rmit.edu.au> wrote:
> > Hi
> > I want to convert a data set , consisting of 10,000 short videos
> (average 3
> > mins) in format of .mpg to raw 264 video stream. Every video takes a long
> > time to complete the process (about 1 min on a Core 2 Duo 3.16Ghz CPU).
> The
> > CPU usage will reach to 100% during the conversion process.The command
> used
> > is:
> > ffmpeg -i C:\q.mpg -an -vcodec libx264 -threads 0  -f h264 C:\q.264
> > Do you have any idea to boost up the process speed?
> > Regards
> > Amir
>
> Your options are:
> 1) Use a faster preset (This will utilize less cpu-intensive analysis
> algorithms, most likely reducing quality)
> 2) Get a faster CPU
>
> --
> -Nathan Caldwell
> _______________________________________________
> x264-devel mailing list
> x264-devel at videolan.org
> http://mailman.videolan.org/listinfo/x264-devel
>



-- 
Amir H. Rouhi
PhD Student/ CSIT RMIT University
Room: 14-09-04
http://raws.adc.rmit.edu.au/~s3288736/blog2/
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