[MEncoder-users] SUB: Could not determine file format

Phil Oleynik Oleynik.Phil at mail.ioffe.ru
Wed Jun 6 22:57:45 CEST 2007


Florian Erfurth wrote:
> A question... how do I combine the two commands above. Someone told about
> fifo, but I don't have any idea about fifo. :( Ok, I'll try to learn about
> fifo. But... is that a good idea? I mean, what happens if the cpu or
> harddisk is too busy from mplayer & mencoder. Will some frame be dropped if
> mencoder is not fast enough for mplayer and vice versa?
>
> cu Floh
>   
Hello,

read man mkfifo, this is very simple way to transfer data between apps. 
This is NOT pipe, so the disk will be used anyway. This might be 
tolerated via nice setting. Also, read "man 7 fifo", there is a 
description what actually happens. No frames may be dropped, but I do 
not know what happens to mplayer if fifo overflows. The easiest way is 
to test if it works.

Phil



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