update screencast script

screencast

@@ -3,10 +3,17 @@
 timestamp=`date "+%Y%m%d-%H%M%S"`
 filename="screencast-$timestamp.mp4"
 
-pavucontrol &
+killall -q redshift-gtk
+
+#pavucontrol &
 
 ffmpeg -f x11grab \
+       -framerate 60 \
        -s $(xdpyinfo | grep dimensions | awk '{print $2}') \
        -i :0.0 \
        -f pulse -i default \
+       -r 30 \
+       -c:v h264 -crf 17 -preset ultrafast -c:a aac \
        $filename
+
+redshift-gtk &