[MPlayer-users] mencoder extremely slow creating mpegs

belcampo belcampo at zonnet.nl
Wed Feb 18 08:46:14 CET 2009


Christian Ebert wrote:
> * belcampo on Tuesday, February 17, 2009 at 07:57:34 +0100
>> Tony Smolar wrote:
>>> The command line I'm using looks something like this: (the input is an 
>>> mpg because it's from a Tivo, and I'm converting it to a dvd-friendly 
>>> format)
>>>
>>> /opt2/mplayer-1.0pre8/bin/mencoder somevid.mpg -of mpeg -oac lavc -ovc 
>>> lavc -lavcopts 
>>> acodec=ac3:vcodec=mpeg2video:vrc_buf_size=1835:vbitrate=2500:keyint=18:aspect=4/3:vpass=1:threads=2 
>>> -mpegopts format=dvd -vf lavcdeint,scale=704:480,harddup -af volume=+5dB 
>>> -mc 0 -srate 48000 -ofps 30000/1001 -o /dev/null
>> notation has changed, vbitrate used to be in kb, not anymore, so 
>> changing vrc_buf_size=1835 to vrc_buf_size=1835000 and
>> vbitrate=2500 to vbitrate=2500000
>> will probably solve your problem.
> 
> Are you sure you're not talking about ffmpeg?
Tried it myself
> 
> At least today's svn checkout mplayer/mencoder still seems to
> work as stated in the manual:
Could be/is outdated
> 
> 
>        vbitrate=<value>
> 	      Specify bitrate (default: 800).
> 	      WARNING: 1kbit = 1000 bits
> 		 4-16000
> 		      (in kbit)
> 		 16001-24000000
> 		      (in bit)
> 
> 
> c




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