| Beide Seiten der vorigen RevisionVorhergehende ÜberarbeitungNächste Überarbeitung | Vorhergehende Überarbeitung |
| pub:linux-webcam [2013/07/15 18:13] – Marco Krage | pub:linux-webcam [2014/03/16 22:25] (aktuell) – Marco Krage |
|---|
| ====== Linux Webcam ====== | ====== Linux Webcam ====== |
| [[http://dyn.my-azur.de/webcam/|{{http://dyn.my-azur.de/webcam/live.jpg}}]] | <del>Live Bild</del> |
| |
| ===== Live Image ===== | ===== Live Image ===== |
| |
| - motion saves image every 15 seconds to ''/var/www/webcam/lastsnap.jpg'' | - motion saves image every 15 seconds to ''/var/www/webcam/lastsnap.jpg'' |
| - after that ''on_picture_save'' command from motion.conf runs ''/home/pi/webcam-cleanup.sh'' | - after that ''on_picture_save'' command [[http://www.lavrsen.dk/foswiki/bin/view/Motion/ConfigOptionOnPictureSave|from motion.conf]] runs ''webcam-cleanup.sh'' |
| - this script copys ''lastsnap.jpg'' to ''live.jpg'', writes a timestamp to ''/var/www/webcam/lastsnap.txt'' and sets the rights so the webserver can access ''live.jpg'' | - this script copies ''lastsnap.jpg'' to ''live.jpg'', writes a timestamp to ''/var/www/webcam/lastsnap.txt'' and sets the rights so the webserver can access ''live.jpg'' |
| - index.html displays the ''live.jpg'' on load and every 15 seconds the ''lastsnap.txt'' is fechted via ajax. If this timestamp changed, the life.jpg reloades | - index.html displays the ''live.jpg'' and every 5 seconds the ''lastsnap.txt'' is fetched via ajax. If this timestamp changed, the ''live.jpg'' is reloaded with [[http://stackoverflow.com/a/1077051|cache breaker]] |
| |
| ===== Archiving ===== | ===== Archiving ===== |
| - crontab runs ''webcam-archiv.sh'' every 15 minutes from 5 to 21 o'Clock | - crontab runs ''webcam-archiv.sh'' every 15 minutes from 5 to 21 o'Clock |
| - it copys the ''live.jpg'' to the ''archiv/<current-timestamp>.jpg'' | - it copys the ''live.jpg'' to the ''archiv/<current-timestamp>.jpg'' |
| - | |
| |
| | ===== Zeitraffer ===== |
| | <code bash>ffmpeg -r 30 -i input%03d.jpg -codec copy output.mkv</code> |
| | Die Framerate gibt ''-r'' an. Bilder müssen fortlaufend und lückenlos im Format ''input000.jpg'' bekannt sein. |
| | |
| | |
| | ===== Sourcecode on GitHub ===== |
| | |
| | https://github.com/sinky/raspberrypi-webcam |
| <html> | <html> |
| <div class="repo-file" data-user="sinky" data-repo="raspberrypi-webcam"></div> | <div class="repo-file" data-user="sinky" data-repo="raspberrypi-webcam"></div> |
| </html> | </html> |