Checking in a jpeg streamer server library for sending jpegs to clients.

Change-Id: Ibc4cabe5e278c834226737815a9deb982f5186bc
diff --git a/y2018/vision/startup.sh b/y2018/vision/startup.sh
new file mode 100755
index 0000000..5251380
--- /dev/null
+++ b/y2018/vision/startup.sh
@@ -0,0 +1,54 @@
+#!/bin/bash
+
+set -e
+
+cd /root/
+
+sleep 1
+
+echo performance > /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor
+
+sleep 1
+
+
+# Comp Bot
+# while [ ! -e /dev/v4l/by-id/usb-046d_0825_A17C8DE0-video-index0 ] ; do echo no camera1 && sleep 1 ; done
+# while [ ! -e /dev/v4l/by-id/usb-046d_0825_B914CDE0-video-index0 ] ; do echo no camera2 && sleep 1 ; done
+# Practice Bot
+# while [ ! -e /dev/v4l/by-id/usb-046d_0825_9224CDE0-video-index0 ] ; do echo no camera1 && sleep 1 ; done
+# while [ ! -e /dev/v4l/by-id/usb-046d_0825_B07B8DE0-video-index0 ] ; do echo no camera2 && sleep 1 ; done
+
+# v4l2-ctl --set-ctrl="exposure_auto=1" -d /dev/video0
+# sleep 0.5
+# v4l2-ctl --set-ctrl="exposure_auto=1" -d /dev/video1
+# sleep 2
+# echo All done disabling auto-exposure
+# v4l2-ctl --set-ctrl="exposure_absolute=20" -d /dev/video0
+# sleep 0.5
+# v4l2-ctl --set-ctrl="exposure_absolute=20" -d /dev/video1
+# sleep 1
+# echo All done setting exposure
+
+# echo "Starting target sender now."
+A=`ls /dev/video*`
+
+echo $SHELL
+
+echo $A
+
+v4l2-ctl --set-ctrl="exposure_auto=1" -d $A
+sleep 0.5
+v4l2-ctl --set-ctrl="exposure_absolute=2000" -d $A
+sleep 0.5
+
+PATH="./;$PATH"
+
+/root/camera_primer $A
+
+# Run a script to reset the exposure a few times and exit.
+/root/exposure_2018.sh &
+
+/root/image_streamer
+#exec ./target_sender Practice
+#exec ./target_sender Comp
+#exec ./target_sender Spare