streamer.sh

#

# streamer: Just a simple script to stream video w/audio to icecast

# Copyright (C) 2011 Gente anónima pro software libre - flisol

#

# This program is free software: you can redistribute it and/or modify

# it under the terms of the GNU General Public License as published by

# the Free Software Foundation, either version 3 of the License, or

# (at your option) any later version.

#

# This program is distributed in the hope that it will be useful,

# but WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

# GNU General Public License for more details.

#

# You should have received a copy of the GNU General Public License

# along with this program. If not, see <http://www.gnu.org/licenses/>.

#

V4LDEV=/dev/video0

XRES=320

YRES=240

FPS=15/2

VQUALITY=24

AQUALITY=0.1

# USESCALE allows specifying custom XRES,YRES. If you enable this option, you

# must set XCAMERARES,YCAMERARES to some value supported by your camera.

#USESCALE=1

#XCAMERARES=640

#YCAMERARES=480

#OUTFILE=stream-date +%Y%m%d-%H%M.ogg

OUTFILE=/dev/null

# settings for the icecast/giss/rooteala/whatever server:

SERVER=giss.tv

PORT=8000

MOUNTPOINT=flisol_fixme.ogg

PASSWORD=fixme

# external file for user-settings:

[ -r ~/.streamer.sh ] && . .streamer.sh

showhelp() {

• cat <<EOF

Usage: $0 [options]

• -v4ldev /dev/... -res X Y -fps P/Q -quality VQUAL AQUAL -outfile output_file -server server -port port -mountpoint mp -password pwd

See the content of this script to view the default values. The allowed values are

documented in the specifications of each plugin/sink/etc at gstreamer.

EOF

}

while [ $# -gt 0 ]

do

• case "$1" in
  • -v4ldev) V4LDEV=$2; shift 2;; -res) XRES=$2; YRES=$3; shift 3;; -fps) FPS=$2; shift 2;; -quality) VQUALITY=$2; AQUALITY=$3; shift 3;; -outfile) OUTFILE=$2; shift 2;; -server) SERVER=$2; shift 2;; -port) PORT=$2; shift 2;; -mountpoint) MOUNTPOINT=$2; shift 2;; -password) PASSWORD=$2; shift 2;;
  • ) showhelp; exit;;
  esac

done

if [ "${USESCALE:-0}" -eq 1 ]

then

• scaleparm="video/x-raw-yuv,width=$XCAMERARES,height=$YCAMERARES ! queue ! videoscale !"

else

• scaleparm=""

fi

echo Using mountpoint: "$MOUNTPOINT"

gst-launch v4l2src device="$V4LDEV" ! $scaleparm \

• video/x-raw-yuv,width="$XRES",height="$YRES" ! \ queue ! \ videorate ! \ video/x-raw-yuv,framerate="$FPS" ! \ tee name=tscreen ! \
  • queue ! \ xvimagesink sync=false tscreen. ! \
  theoraenc quality="$VQUALITY" ! \ queue ! \ mux. \
  • alsasrc ! \ audio/x-raw-int,rate=48000,channels=2,depth=16 ! \ queue ! \ audioconvert ! \ queue ! \ vorbisenc quality="$AQUALITY" ! \ queue ! \
  mux. oggmux name=mux ! \ tee name=tfile ! \
  • queue ! \ filesink location="$OUTFILE" tfile. ! \
  queue ! fdsink | oggfwd "$SERVER" "$PORT" "$PASSWORD" "/$MOUNTPOINT"

# This was used instead of fdsink/oggfwd, but has a serious race conditions,

# it stalls when for some reason some frames are lost:

# shout2send ip="$SERVER" port="$PORT" mount="$MOUNTPOINT" password="$PASSWORD"