hello, i am a real beginner with node-red. since hours i try to get a flow that can take a snapshot from a chinese H264 DVR. All examples i found are working with IP-Cameras. With python and VLC i could get a snapshot from the DVR channel but i did not succeed in node-red. Maybe someone solved alr…

Does the DVR have an snap shot url? https://www.ispyconnect.com/man.aspx?n=NVR

This is what i'm using, it's a flow made by @BartButenaers . I can't find the original post from Bart anymore so maybe some details are missing about the functionality. It uses ffmpeg to grab one frame from an rtsp stream and shows it on the dashboard. [{"id":"e6d7a538.b0e33","type":"exec","z":"449…

thanks, it is almost running, i could grab the image but i cannot see it in the dashboard : Error "Cannot GET /home/pi/node-red-static/grab.jpg" .....

[image] jomixl: "Cannot GET /home/pi/node-red-static/grab.jpg" Hi Joachim, You try to access with your browser an image that is stored somewhere in one of your local folders. If that should work, then everybody on this planet which would try to access /home/... would end up on your computer…

thanks for that advice .......i'm a beginner ....

Howto take a snapshot from DVR video streams

General

jomixl 13 January 2021 18:56 3

No, as far as i know, it is a h264 DVR from KKmoon and i didn't find such information

Topic		Replies	Views
Snapshop from a video stream General	8	1356	13 April 2021
Onvif snapshot on Windows10 with Node-Red v2.1.3 and Tapo c100 IP-camera General	11	2298	8 June 2022
Node or nodes which takes pictures with an ip camera with username and password each time when it have an request General	21	6227	16 July 2020
IP camera: stream and record a fragment General	90	9149	8 April 2021
How to build a video surveillance system from scratch? General	37	4792	10 December 2021

Howto take a snapshot from DVR video streams

Related topics