LKV373A: a $40 HDMI capture solution?
Summary
Jan 16, 2017The Lenkeng LKV373A is a $40 HDMI-over-IP network sender used for sending video over a network to a remove TV, but can it be used instead as a cheap video capture device?
- LKV373A Tx on Banggood @ $38.99
Danman's Blog
Firmware Repository
Graphics Tests
Commands
Block Zero Length UDP Packets
sudo iptables -t raw -A PREROUTING -p udp -m length --length 28 -j DROP
Configure Unicast
curl "http://192.168.0.24/dev/info.cgi?action=streaminfo&udp=n&rtp=y&multicast=n&unicast=y&mcastaddr=192.168.0.2&port=5004"
John Kelly's LKV373A Setup Tool
More Tricks
Very (0.2s) low latency viewing technique:
socat UDP-RECV:5004 - | mplayer -fs -
…or…
socat UDP-RECV:5004 - | tee recording.ts | mplayer -fs -
…to record simultaneously.
Credits
- Intro Music: Logan Takashi - Orb-O (CC-BY-NC-ND).