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@@ -1,4 +1,67 @@
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#!/bin/sh
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+# Bachir Soussi Chiadmi 06/2016
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+# https://trac.ffmpeg.org/wiki/Create%20a%20video%20slideshow%20from%20images
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+# needs ffmep and exiftool
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+function convert(){
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+ now=$(date +"%Y-%m-%d--%T")
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+ echo "Timelaps conversion | $now"
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-ffmpeg -r 6 -i pictures/hehe-%04d-%04d.jpg -an -vcodec copy timelaps.avi
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+ pictframerate=12
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+ videoframerate=24
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+
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+ echo "pictframerate:$pictframerate, videoframerate=$videoframerate"
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+
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+ # convertVideo $pictframerate $videoframerate
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+ exportData $pictframerate $videoframerate
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+}
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+
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+
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+function convertVideo(){
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+ echo 'Video conversion'
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+ pf=$1
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+ vf=$2
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+ ffmpeg -y \
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+ -framerate $pf \
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+ -pattern_type glob -i 'public_html/pictures/*.jpg' \
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+ -r $vf -pix_fmt yuv420p -c:v libx264 \
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+ videos/timelaps-raw.mp4
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+
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+ ffmpeg -y -i public_html/videos/timelaps-raw.mp4 -vf "scale=1920:-1, crop=in_w:1080" videos/timelaps-1080p.mp4
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+ ffmpeg -y -i videos/timelaps-raw.mp4 -vf "scale=1280:-1, crop=in_w:720" videos/timelaps-720p.mp4
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+ ffmpeg -y -i videos/timelaps-raw.mp4 -vf "scale=720:-1, crop=in_w:480" videos/timelaps-480p.mp4
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+ ffmpeg -y -i videos/timelaps-raw.mp4 -vf "scale=640:-1, crop=in_w:340" videos/timelaps-360p.mp4
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+ ffmpeg -y -i videos/timelaps-raw.mp4 -vf "scale=360:-1, crop=in_w:240" videos/timelaps-240p.mp4
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+}
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+
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+function exportData(){
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+ echo "metadata export"
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+ pf=$1
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+ vf=$2
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+ f=0
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+
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+ echo -e "{" > metadata/frames.json
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+ echo -e '\t"frames":[' >> metadata/frames.json
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+ for pict in pictures/*.jpg; do
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+ # TIME
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+ # time="${pict/pictures\/hehe-/}"
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+ # time="${time/.jpg/}"
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+ time=`exiftool 2>/dev/null -S --DateTimeOriginal -p '$DateTimeOriginal' -d %Y/%m/%d-%T "$pict"`
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+ # GPS
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+ gps=`exiftool 2>/dev/null -n -p '$GPSLatitude,$GPSLongitude' $pict`
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+
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+ # FRAME
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+ frame=$(((60/$vf)*$f))
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+ echo -e "\t\t{\"pict\":\"$pict\", \"time\":\"$time\", \"gps\":\"$gps\", \"frame\":\"$frame\"}," >> metadata/frames.json
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+ f=$(($f+1))
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+ done
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+
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+ echo -e "\t]" >> metadata/frames.json
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+ echo -e "}" >> metadata/frames.json
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+
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+}
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+
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+day=$(date +"%Y-%m-%d")
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+logfile="logs/convert-$day.log"
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+touch $logfile
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+convert | tee -a $logfile
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Bachir Soussi Chiadmi