#!/bin/bash

set -e
set -x

function fail() {
    echo "Fail: $*"
    exit 1
}

STREAM_TO_IP=$1
if test -z "$STREAM_TO_IP"; then
    fail "Need an IP to stream to"
fi
shift

STREAM_TO_PORT=5600

SOURCE_DEVICE=/dev/video0
WIDTH=1920
HEIGHT=1080
FRAMERATE=30/1

gst-launch-1.0 -e v4l2src device=$SOURCE_DEVICE ! \
	video/x-h264,width=$WIDTH,height=$HEIGHT,framerate=$FRAMERATE ! \
	h264parse ! \
	rtph264pay config-interval=1 pt=96 ! \
	udpsink host=$STREAM_TO_IP port=$STREAM_TO_PORT

exit(1)

# Edison's USB is extremely picky about power
# Must use external powered USB hub
# the hub had to be powered directly from my laptop, not from the laptop's docking station
# the USB plug is tricky!  Unles you choose a good cable, you may find that the data lines are not connected!
# only specific powered hubs are detected (I have a "Genesys"-based hub
# the right-hand-side micro-usb port is used (near Hex logo)
# only specific cameras are detected
# I have a little cheap red camera that is not detecxted
# My CoolPix 930 is detected
#  - but needs to be re-plugged to detect