generate daily videos for zoneminder

generate_exports.sh

#!/bin/bash

TMP_PATH=/tmp/work
STORAGE_PATH="/net/gobi/Storage/Security/events/"
OUTPUT_PATH="/net/gobi/Storage/Security/exports"
MONITORS="Front  Patio Backdoor Pathway"
FILES_TOKEEP=7
DOCKER_CMD='docker run -v /net/gobi:/net/gobi:shared -v /tmp/work:/tmp/work --user www-data:www-data jrottenberg/ffmpeg'
var=$1
if [ ! -z "$1" ] ; then
        DATE=${1};
else
        DATE=`/bin/date -d yesterday +"%Y-%m-%d"`;
fi
if [ ! -z ${TMP_PATH} ] ; then
        mkdir -p ${TMP_PATH}
fi


for m in ${MONITORS}
do
        # Cleanup old files
        TMPFILE=${DATE}_${m}
        if [ -z ${TMP_PATH}/${TMPFILE}.txt ] ; then
                rm  ${TMP_PATH}/${TMPFILE}.txt
        fi
        if [ -z ${TMP_PATH}/${TMPFILE}_slow.h264 ] ; then
                rm  ${TMP_PATH}/${TMPFILE}_slow.h264
        fi


        # Generate File Lists
        if [ -d  ${STORAGE_PATH}/${m}/${DATE}/ ] ; then
                find $STORAGE_PATH/${m}/${DATE}/ -name "*.mp4" -type f  | awk '{print "file " $0}'  | sort -V  > ${TMP_PATH}/${TMPFILE}.txt
        echo -n "Generatng daily digest video for ${m} on ${DATE}"
        else

                echo "No events found for ${m} on ${DATE}, skipping"
                continue
        fi
        $DOCKER_CMD -y -f concat -safe 0 -i ${TMP_PATH}/${TMPFILE}.txt  -c copy ${TMP_PATH}/${TMPFILE}_slow.mp4 > /dev/null 2>&1
        echo -n "."
        $DOCKER_CMD -y -i ${TMP_PATH}/${TMPFILE}_slow.mp4 -c copy -f h264 ${TMP_PATH}/${TMPFILE}.h264 >  /dev/null 2>&1
        echo -n "."
        $DOCKER_CMD -y -r 128 -i ${TMP_PATH}/${TMPFILE}.h264  -c copy ${OUTPUT_PATH}/${m}/${TMPFILE}.mp4 >  /dev/null 2>&1
        touch -d ${DATE} ${OUTPUT_PATH}/${m}/${TMPFILE}.mp4
        echo "done"

        FILES=`ls -t1 ${OUTPUT_PATH}/${m}/*.mp4 | tail -n +$(($FILES_TOKEEP+1))`
        if [ ! -z "$FILES" ] ; then
                rm $FILES
                echo "Removed old file $FILES"
        fi
done;

# Clean up
docker ps -a | awk '{ print $1,$2 }' | grep ffmpeg | awk '{print $1 }' | xargs -I {} docker rm {} > /dev/null 2>&1
rm -f ${TMP_PATH}/${DATE}*