Raspberry Pi Guia Del Usuario página 213

do
filename=`date +%Y%m%dT%H%M%S`.jpg
filename
date
date
+
%H %M %S
20150117140000.jpg
date
raspistill -w 1920 -h 1080 -t 0 -o $filename
$
filename
echo
echo Image captured
`
%m
.jpg
date
%d
raspistill
sleep
%Y
filename