diff --git a/bin/timelapse_garbage_collector.sh b/bin/timelapse_garbage_collector.sh
index 8e9715a..823b9c3 100755
--- a/bin/timelapse_garbage_collector.sh
+++ b/bin/timelapse_garbage_collector.sh
@@ -6,6 +6,7 @@ DATA="${MOUNT_PATH}/timelapse"
 CLIENT="timelapse@192.168.111.2"
 CLIENT_FOLDER="/timelapse"
 
+mkdir -p "${DATA}/trash"
 for i in `find ${DATA}/data/ -name "*.jpg"`
 do
 	NUM_HARDLINKS=`stat --format="%h" ${i}`
diff --git a/bin/timelapse_video.sh b/bin/timelapse_video.sh
index d4a0134..fd6d73c 100755
--- a/bin/timelapse_video.sh
+++ b/bin/timelapse_video.sh
@@ -51,4 +51,4 @@ then
 fi
 
 # create video
-ffmpeg -y -loglevel quiet -framerate 30 -pattern_type glob -i "${DATA}/${DATA_FOLDER}/*.jpg" -vcodec libx265 -crf 20 -vf scale=1920:1080 "${DATA}/video/${FILE_NAME}.mp4"
+ffmpeg -y -loglevel quiet -framerate 30 -pattern_type glob -i "${DATA}/${DATA_FOLDER}/*.jpg" -vcodec libx265 -crf 20 -preset slower -vf scale=1920:1080 "${DATA}/video/${FILE_NAME}.mp4"
diff --git a/bin/timelapse_weekly.sh b/bin/timelapse_weekly.sh
index f87a63d..42631c1 100755
--- a/bin/timelapse_weekly.sh
+++ b/bin/timelapse_weekly.sh
@@ -13,7 +13,7 @@ else
 	WEEK=`date --date="last monday" +%V`
 fi
 current_week=`date +'%V'`
-current_week_diff=$((${current_week}-${WEEK}))
+current_week_diff=$((${current_week}-${WEEK}-1))
 DATE_WEEK=`date --date="last monday - ${current_week_diff} weeks" +%Y%m%d`
 DATE_START=`date --date="${DATE_WEEK}" +%s`
 DATE_STOP=$(($DATE_START+7*86400))