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USTREAMER-DUMP(1)	     General Commands Manual	       USTREAMER-DUMP(1)

NAME
     ustreamer-dump - Dump uStreamer's memory sink to file

SYNOPSIS
     ustreamer-dump [OPTIONS]

DESCRIPTION
     A<micro>Streamer-dump (ustreamer-dump) writes a local stream from ustreamer
     to a file or redirect it to other utilities (such as ffmpeg).

USAGE
     ustreamer requires at least the --sink option to operate.

     To  output  ustreamers  sink  "test"  to  ffmpeg,	and  into  a file called
     test.mp4:

     ustreamer-dump \
	    --sink=test \ # Use ustreamer sink "test"
	    --output - \ # Output to stdout
	    | ffmpeg -use_wallclock_as_timestamps 1 -i pipe: -c:v libx264 test.mp4

OPTIONS
   Sink options
     -s, --sink name
	    Memory sink ID. No default.

     -t, --sink-timeout sec
	    Timeout for the upcoming frame. Default: 1.

     -o, --output filename
	    Filename to dump output to. Use '-' for stdout. Default:  just  con-
	    sume the sink.

     -j, --output-json
	    Format output as JSON. Required option --output. Default: disabled.

     -c, --count N
	    Limit the number of frames. Default: 0 (infinite).

     -i, --interval sec
	    Delay between reading frames (float). Default: 0.

     -k, --key-required
	    Request keyframe from the sink. Default: disabled.

   Logging options
     --log-level N
	    Verbosity level of messages from 0 (info) to 3 (debug). Enabling de-
	    bugging  messages  can  slow  down the program.  Available levels: 0
	    (info), 1 (performance), 2 (verbose), 3 (debug).  Default: 0.

     --perf
	    Enable performance messages (same as --log-level=1).  Default:  dis-
	    abled.

     --verbose
	    Enable  verbose messages and lower (same as --log-level=2). Default:
	    disabled.

     --debug
	    Enable debug messages and lower (same  as  --log-level=3).	Default:
	    disabled.

     --force-log-colors
	    Force color logging. Default: colored if stderr is a TTY.

     --no-log-colors
	    Disable color logging. Default: ditto.

   Help options
     -h, --help
	    Print this text and exit.

     -v, --version
	    Print version and exit.

SEE ALSO
     ustreamer(1)

BUGS
     Please  file  any bugs and issues at https://github.com/pikvm/ustreamer/is-
     sues

AUTHOR
     Maxim Devaev <mdevaev@gmail.com>

HOMEPAGE
     https://pikvm.org/

COPYRIGHT
     GNU General Public License v3.0

January 2021			  version 6.61		       USTREAMER-DUMP(1)

Want to link to this manual page? Use this URL:
<https://man.freebsd.org/cgi/man.cgi?query=ustreamer-dump&sektion=1&manpath=FreeBSD+Ports+15.1.quarterly>

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