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|
#!/bin/bash
PROGNAME="$0"
OUTDIR=/var/ipcamfs # should be tmpfs
PORT=554
NAME=
IP=
USER=
PASSWORD=
DEBUG=0
CHANNEL=1
FORCE_UDP=0
FORCE_TCP=0
die() {
echo >&2 "error: $@"
exit 1
}
usage() {
cat <<EOF
usage: $PROGNAME [OPTIONS] COMMAND
Options:
--ip camera IP
--port RTSP port (default: 554)
--name camera name (chunks will be stored under $OUTDIR/{name}/)
--user
--password
--debug
--force-tcp
--force-udp
--channel 1|2
EOF
exit
}
validate_channel() {
local c="$1"
case "$c" in
1|2)
:
;;
*)
die "Invalid channel"
;;
esac
}
[ -z "$1" ] && usage
while [[ $# -gt 0 ]]; do
case "$1" in
--ip|--port|--name|--user|--password)
_var=${1:2}
_var=${_var^^}
printf -v "$_var" '%s' "$2"
shift
;;
--debug)
DEBUG=1
;;
--force-tcp)
FORCE_TCP=1
;;
--force-udp)
FORCE_UDP=1
;;
--channel)
CHANNEL="$2"
shift
;;
*)
die "Unrecognized argument: $1"
;;
esac
shift
done
[ -z "$IP" ] && die "You must specify camera IP address (--ip)."
[ -z "$PORT" ] && die "Port can't be empty."
[ -z "$NAME" ] && die "You must specify camera name (--name)."
[ -z "$USER" ] && die "You must specify username (--user)."
[ -z "$PASSWORD" ] && die "You must specify username (--password)."
validate_channel "$CHANNEL"
if [ ! -d "${OUTDIR}/${NAME}" ]; then
mkdir "${OUTDIR}/${NAME}" || die "Failed to create ${OUTDIR}/${NAME}!"
fi
args=
if [ "$DEBUG" = "1" ]; then
args="-v info"
else
args="-nostats -loglevel error"
fi
if [ "$FORCE_TCP" = "1" ]; then
args="$args -rtsp_transport tcp"
elif [ "$FORCE_UDP" = "1" ]; then
args="$args -rtsp_transport udp"
fi
ffmpeg $args -i rtsp://${USER}:${PASSWORD}@${IP}:${PORT}/Streaming/Channels/${CHANNEL} \
-c:v copy -c:a copy -bufsize 1835k \
-pix_fmt yuv420p \
-flags -global_header -hls_time 5 -hls_list_size 6 -hls_wrap 5 \
${OUTDIR}/${NAME}/live.m3u8
|
