[Linux-Biella] convertire file .flv in .mpg o.avi

[Remotes]

----- Original Message -----
Da : Emanuele Scopel <escopel a alice.it>
A : Mailing List del Biella Linux User group
<linux a ml.bilug.linux.it>
Oggetto : [Linux-Biella] convertire file .flv in .mpg o.avi
Data : Mon, 19 Nov 2007 19:30:50 +0100

> Alura dovrei convertire i seguenti file, io uso ffmpeg con
> questo comando: # ffmpeg -i /home/emanuele/beryl1.flv -ab
> 56 -ar 22050 -b 500 -s  320x240  
> /home/emanuele/beryl1.mpg ma il cornuto mi ritorna: 
> 
> emanuele a emanuele-desktop:~$ 
> ffmpeg -i /home/emanuele/beryl1.flv
> /home/emanuele/beryl1.mpg FFmpeg version SVN-rUNKNOWN,
> Copyright (c) 2000-2007 Fabrice Bellard, et al.
>   
> configuration: --enable-gpl --enable-pp --enable-swscaler
> --enable-pthreads --enable-libvorbis --enable-libtheora
> --enable-libogg --enable-libgsm --enable-dc1394
> --disable-debug --enable-shared --prefix=/usr
>   libavutil version: 1d.49.3.0
>   libavcodec version: 1d.51.38.0
>   libavformat version: 1d.51.10.0
>   built on Jun  3 2007 20:59:25, gcc: 4.1.3 20070528
> (prerelease) (Ubuntu  4.1.2-9ubuntu2)
> 
> Seems stream 0 codec frame rate differs from container
> frame rate: 1000.00  (1000/1) -> 25.00 (25/1)
> Input #0, flv, from '/home/emanuele/beryl1.flv':
>   Duration: 00:04:03.8, start: 0.000000, bitrate: N/A
>   Stream #0.0: Video: flv, yuv420p, 320x240, 25.00 fps(r)
>   Stream #0.1: Audio: 0x0000
> File '/home/emanuele/beryl1.mpg' already exists. Overwrite
> ? [y/N] y Output #0, mpeg, to '/home/emanuele/beryl1.mpg':
>   Stream #0.0: Video: mpeg1video, yuv420p, 320x240,
q=2-31
> , 200 kb/s, 25.00  fps(c)
>   Stream #0.1: Audio: mp2, 64 kb/s
> Stream mapping:
>   Stream #0.0 -> #0.0
>   Stream #0.1 -> #0.1
> [mp2 @ 0xb7e8aac8]Sampling rate 0 is not allowed in mp2
> Error while opening codec for output stream #0.1 - maybe
> incorrect parameters  such as bit_rate, rate, width or
> height
> 
> Ho googlato ma non ho trovato soluzione. Premetto che non
> conosco pochissimo  ffmpeg.
> 
> Ciao

provai tempo fa lo stesso comando... il risultato era un
file in mpg senza audio e senza video... dopo qualche
imprecazione ho deciso di darmi all'ippica...

Nicolò "Remotes" Lucia
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