[Vorbis] splitting vorbis files

[Daniel Mario Vega]

There is a tool called "Mp3splt" that cuts ogg and mp3 files without 
decoding/recoding.

http://mp3splt.sourceforge.net/



El Lun 27 Mar 2006 12:38, James M. Rotenberry escribió:
> Greetings
>
> The Unix application 'wavsilence' is a program that takes a WAV file with
> gaps of silence and creates smaller WAV files, containing the data between
> the gaps. ( http://danplanet.com/wav/ )
>
> Is there a similar program for ogg vorbis?
>
> How difficult would it be to write such a program?
> ---------------------------------------------------------------------------
>
> The usage information, as displayed by 'wavsilence -h':
> | wavsilence v0.40 - Dan Smith (dsmith at danplanet.com)
> | Usage: wavsilence <options>
> | Options:
> |   -g <gap>       Minimum gap (in seconds) to be considered silence
> |   -t <threshold> Volume (in % of Max) to be considered silence
> |   -v             Verbose mode (specify multiple times to increase
> | verbosity) -I             Print input WAV information
> |   -e <cmd>       Execute <cmd> when each piece is finished, with the
> | filename as the last argument
> |   -r             Remove the WAV file after <cmd> (only valid with -e)
> |   -p             Display progress and statistics during operation
> |   -i <file>      Read from <file> instead of stdin
> |   -n <name>      Name output files <name>N
> |   -l <file>      Log summary information in <file>
> |   -b <num>       Buffer input by <num> samples (1 is default; try 16)
> |   -P <cmd>       Pipe output of each segment to <cmd>
> |   -m <seconds>   Minimum track length (in seconds)
> |   -M <minutes>   Minimum track length (in minutes)
> |   -s             Skip silence (remove the silence between pieces)
> |   -c <num>       Counter-start. With this option you can set the initial
> |                  value of the file-number-counter.
> |   -h             Display this message
> | Operation:
> |   WAV file is read via stdin, split at points of silence into files
> |   named "piece-N.wav" (unless user specified)
>
> An example invocation is:
>
>   % ./wavsilence -g 2 -t 4 -b 64 -l log.txt -p -i bigfile.wav
>
> This will search for gaps of >=2s where the volume is <=4% of max.  64
> samples will be read at a time (to increase performance).  Progress
> will be displayed during execution and a summary will be left in the
> 'log.txt' file when finished.
>
> Regards,
>  JM Rotenberry
>  rotenber at io.com
>
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-- 
Daniel Mario Vega
dv5a at dc.uba.ar