ipcam_capture stuff

systemd/ipcam_capture@.service

@@ -0,0 +1,13 @@
+[Unit]
+Description=save ipcam streams
+After=network-online.target
+
+[Service]
+Restart=always
+User=user
+Group=user
+EnvironmentFile=/etc/ipcam_capture.conf.d/%i.conf
+ExecStart=/home/user/homekit/tools/ipcam_capture.sh --outdir $OUTDIR --creds $CREDS --ip $IP --port $PORT $ARGS
+
+[Install]
+WantedBy=multi-user.target

tools/ipcam_capture.sh

@@ -0,0 +1,91 @@
+#!/bin/bash
+
+PROGNAME="$0"
+PORT=554
+IP=
+CREDS=
+DEBUG=0
+CHANNEL=1
+
+die() {
+  echo >&2 "error: $@"
+  exit 1
+}
+
+usage() {
+  cat <<EOF
+usage: $PROGNAME [OPTIONS] COMMAND
+
+Options:
+  --outdir  output directory
+  --ip      camera IP
+  --port    RTSP port (default: 554)
+  --creds
+  --debug
+  --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 "$1" in
+    --ip|--port|--creds|--outdir)
+      _var=${1:2}
+      _var=${_var^^}
+      printf -v "$_var" '%s' "$2"
+      shift
+      ;;
+
+    --debug)
+      DEBUG=1
+      ;;
+
+    --channel)
+      CHANNEL="$2"
+      shift
+      ;;
+
+    *)
+      die "Unrecognized argument: $1"
+      ;;
+  esac
+  shift
+done
+
+[ -z "$OUTDIR" ] && die "You must specify output directory (--outdir)."
+[ -z "$IP" ] && die "You must specify camera IP address (--ip)."
+[ -z "$PORT" ] && die "Port can't be empty."
+[ -z "$CREDS" ] && die "You must specify credentials (--creds)."
+validate_channel "$CHANNEL"
+
+if [ ! -d "${OUTDIR}" ]; then
+  mkdir "${OUTDIR}" || die "Failed to create ${OUTDIR}/${NAME}!"
+  echo "Created $OUTDIR."
+fi
+
+if [ "$DEBUG" = "1" ]; then
+  args="-v info"
+else
+  args="-nostats -loglevel warning"
+fi
+
+[ ! -z "$CREDS" ] && CREDS="${CREDS}@"
+
+ffmpeg $args -i rtsp://${CREDS}${IP}:${PORT}/Streaming/Channels/${CHANNEL} \
+  -c copy -f segment -strftime 1 -segment_time 00:10:00 -segment_atclocktime 1 \
+  "$OUTDIR/record_%Y-%m-%d-%H.%M.%S.mp4"