Obs Ndi Delay, About 5 or so minutes after running both programs, a 1-2 second lag of the slides shows up. 2 but was the same on earlier versions NDI Tools Version 5. Why not use RTMP? RTMP has a delay that I am sending Pro Presenter to OBS on a different device through NDI for church sermon slides. x Series OBS Studio 32 is the current stable version series, released in late 2025 and continuing into 2026. Viewing the same NDI stream with NDI Studio Monitor there is no apparent lag. I use two machines, one for streaming and one for the rest. A very annoying thing is that while there is absolutely no lag when I check the slideshow on the OBS machine with NDI Studio Monitor, OBS exhibits often serious lag, or even seems to miss NDI Issues (Stuttering on livestream) TLDR: Try using NDI Tools Access Manager to change the Receive protocol. It sometimes takes 1 to 5 minutes for the NDI Hey! So I use a fairly complex setup for my stream. I've been using NDI scan converter as part of my dual PC stream setup and it's been a wonderful and easy setup and process, except for this one problem. I have NDI tools installed Installed the plugin. 8 Runtime for more info watch the video. Before we start I want to point out a couple of things: The acceptable latency depends on the application. Everything was working fine. - Using NDI, would I need to Have OBS open on both computers for NDI to properly work? - I'm currently on WiFi due to my computers being really far away from an Plugin requires 4. Other machine is running OBS with the obs-ndi plugin. If the source sends audio to OBS that is later than the Here's a video where I'm using an NDI monitor app to view the feed coming in, alongside the OBS preview window and you can see it's delayed significantly in OBS. 0 Describe the bug NDI Stream stutters and lags, seemingly Game Streaming Lag OBS + NDI Fix After August 2025 Windows Patch — Quick & Easy Workaround If your OBS Studio stream suddenly started lagging or going choppy after installing the August 2025 Quitting and reopening OBS fixes the issue, but obviously that's not practical mid stream. My OBS then spits out that image over NDI. 5 to 2 second delay before the output appears in OBS. Restarted the PCs. Stream PC is a 1080ti and a i7-7700k. Three integrations are currently available: - NDI Source: add NDI Sources into OBS like any I had to put three video delay buffers to get this total and to get the lip-sync reasonable for my livestream on the weekend. I have no problem setting it up and going live, but the final stream isn't satisfying. Everything is done through voicemeeter banana How to Sync NDI Audio & Camera Sources in OBS PTZOptics 62. The NDI audio filter isn't a selectable source in the Stream Deck. NewTek’s Network Device Interface (NDI) is a powerful tool, enabling many creative professionals to share high-quality assets and videos over the internet—but the process is not infallible. When using NDI with We are currently facing a strange audio delay (or out of sync) issue that requires some help after trying out various scenarios. So when I use the clean sound instead from desktop, it is Windows installer will add Firewall Rules on Install - #1281 Auto-remove obs-ndi at installation Delete obs-ndi plugin on macos after installing DistroAV by @BitRate27 in #1136 & #1158 So today i setup everything to stream using NDI and i am getting fps lag like its running on 20fps or near something on my streaming laptop without starting the streaming its lagging on the Subscribed 23 1. The NDI plugin for OBS uses UDP packets, and assumes a properly configured wired network between Intro NDI is a great way to send and receive video and audio signals over a network. - Before installing, remove any old versions of the OBS-NDI plugin to prevent conflicts. Over the course of the stream, We would like to show you a description here but the site won’t allow us. 1. My internet speeds . 4946) is causing severe stuttering, Latency Mode: This setting controls how much latency OBS will allow for the NDI source. more Each OBS source maintains a “last timestamp” and “next expected timestamp” for audio. During my transmission I got OBS NDI Output has an issue where the audio will not be in sync with the video. Good Morning/Afternoon, I been searching up and down to find a solution to the issue i have been having using NDI between two pc. Video via NDI (from the iPhone) has a smaller delay So, I'm seeing a significant delay on the output of both NDI and SDI for multiple installations Windows 10 (Ryzen 9 3900X w/RTZ 2070 super and 64gb memory) OBS 27. After restarting the stream audio was finally going through, Discover how to tackle audio sync problems when using NDI in your streaming setup. Opened OBS Tools on gaming PC and checked the Output NDI. 0 (Any NDI5 version) Describe the bug When the OBS NDI lag So Ive been wanting to have 2 pc streaming set up for a while and now i am able to and was told about NDI. E. 6. When I advance a song slide there is about a 1. I am having issues with lag it stutters the same amount on both PUBG and Warzone (only 2 games tested). youtube. Before installing, remove any old versions of the OBS-NDI plugin to prevent conflicts. This worked Learn more Currently there are Microsoft Windows updates which cause audio and video lag in OBS when using DistroAV NDI. We delve into the benefits of not needing a capture card and share tips for achieving minimal latency between When viewing the NDI stream on my laptop through OBS there is minimal latency, however when decoding the stream through another N6 it's imparting a Webcam delay with new version of NDI Tools : r/obs r/obs Current search is within r/obs Remove r/obs filter and expand search to all of Reddit Adjust Delay Compensation: OBS offers advanced audio delay compensation features. x series I chased down every post on the OBS NDI plugins page and OBS forums for audio delay issues when using NDI. g. So I have tried using the NDI plugin for OBS, since I got two computers and am mainly playing csgo, so I need all the cpu power for the gaming pc possible. 3. (In my case, anything except "Reliable UDP. I managed to work around this issue true Hello, I tried almost everything to run my stream smoothly with the OBS ndi plugin on a dual-pc setup. Operating System Version Windows 10 OBS Version Currently using 29. My Streaming PC used to have one NDI Learn the essential steps to install NDI on OBS Studio and optimize your 2PC streaming setup for smoother broadcasts without capture cards. compare a OBS NDI changed EVERYTHING. It represents a significant update to the 31. My music production At our church I have multiple PTZOptics 30X NDI|HX cameras feeding to OBS that streams to Facebook. Video via HDMI arrives in OBS with a noticeable delay — about 400ms, which I compensate for by delaying the audio in OBS. 2. 2 and NewTek NDI 3. Watch this video to learn how to fix. 😊 Tutorial Microsoft has confirmed that the August cumulative security update for Windows 11 (KB5063878, OS Build 26100. The specific updates are KB5063709 for Windows 10 and KB5063878 for Windows 11. 9K views 1 year ago NDI Lagging with OBS 27 to 30. After latest update for obs-ndi plugin the "interal" sync method was removed Here's a video where I'm using an NDI monitor app to view the feed coming in, alongside the OBS preview window and you can see it's delayed significantly in OBS. I run over 10GB local network so it's not a bandwitch issue. I realized my NDI plugin was not the lastest version, so I ended up updating the plugin on both computers. Just smooth 4K gaming and streaming! I’m breaking down my exact setup, so you can level up your stream today. Even Hi and thank you in advance for the help. UPDATE - 2024-01-10: I forked obs-ndi and Hello, Having issues with NDI sources lagging or getting stuck in OBS 31. Restart your computer I'm live streaming and using an NDI connection from EasyWorship to OBS. If you’re having problems with audio or video lag, you may need to OBS Studio (Free): Some users successfully previewed and measured delay or latency with NDI by opening up the NDI stream as a scene within the OBS Same problem here on OBS Mac 26 and 27 (OSX10. When first opening OBS, both cameras seem fine but then over time one (or occasionally both) will start to drift I am able to “broadcast” avideo/audio signal, playing back on same workstation as OBS, but the NDI audio has crackles throughout. Everything was working from before i moved to a new Imagine: if I use NDI STUDIO simultaneously on windows receiving machine to capture sources, I can see that on OBS NDI plugin it stutters and freezes, but on NDI STUDIO it just Operating System Version Windows 11 OBS Version 29. Game PC is a great PC, 3080 and i9-9900k. 2 NDI Tools Version 5. Can it be done in the smallest/lowest latency possible? Because I've ever tried to We are a church using OBS to livestream our services, but we've run into an issue since the most recent update where videos that we play using a separate desktop (running propresenter 7) Changing your NDI output to use multicast UDP if the birddog and your network can handle it might lower latency a bit. i have attached my OBS-NDI passes timecode/timestamp direct to OBS, which I think could cause issues with sync. Hi everybody! I created a post on OBS forum with the problem description, but maybe someone there will be able to help me. 11 | NDI Install & Best OBS Settings First Stream With New Setup - https://www. Note: The screen share featured in the YB_344 Obs-Ndi lag issues for 4k? Question So i want to recordplay gameplay on my pc at 4k and recording is done on a laptop ( i7 and gtx 1060 6gb) with obs but still the video lags so much. That is your problem, run wires the issue will be resolved. It’s very low latency, which makes it ideal for live streaming and video I’m sure this has been answered here before but I just wanted to be sure. 5. The options are "source timing" and "Network. ") Just putting this out I have a few questions. My plan is to get an OBS Output NDI from Computer A and send it to the computer B to be shown on the projector. com/live/SHn8 This guide works under the assumption you have a dual pc (one gaming pc, one stream pc) setup that is using OBS to stream, and that both PCs are on a wired I am facing a problem, for which I need experienced help. I have try with The delay is gone but now I have the problem of not being able to control audio with my Elgato Stream Deck. Video worked fine. I then want to send from each Dual PC Streaming/Recording Setup Using OBS 29. The entire My test scenario initially was between two OBS instances on the same PC transferring video and audio to each other by both Teleport and NDI. 16, NDI Plugin 4. NDI defaults to TCP, which does add a bit of latency. Opened OBS on stream PC and added the NDI source. 3K subscribers Subscribed To give a bit more production value, you can use NDI on OBS (a streaming/recording software), where you can then swap between scenes. I duo stream with my girlfriend on one channel and Hi When i Use a NDI Camera in full screen then i get an delay between video and audio, if the video source will be cropped next to powerpoint slide i have no delay All are connected to gigbit, Hi, I was trying to set up NDI to use my 2-PC setup to stream, it worked fine for the last month until recently it started to be laggy most of the time, this happens with the NDI OBS plugin and NDI Tools. Restart your computer Lip sync or audio delay issues can be very frustrating but fear not, we’ll go over how to fix them! These issues can arise when audio and video are processed by your production system or reach it at Microsoft has confirmed that the August cumulative security update for Windows 11 (KB5063878, OS Build 26100. So, with latest NDI 4 Runtime video and audio gets laggy as hell, but simple solution is to install NDI OBS plugin 4. Latency or delay. This setup has worked flawlessly for One machine is running NDI 4. We are currently facing a strange audio delay (or out of sync) issue that requires some help after trying out various scenarios. Two weeks ago someone complained the sound was not synced with the Question / Help OBS NDI Frame Rate Progressive Slow Issue shinhito Jan 9, 2020 2 pc setup 2 pc streaming ndi lag ndi plugin ndi source S I'm using the NDI plugin in order to stream two webcam feeds from Teams into OBS. 0. Syncing and applying Hi all. NDI has been great up until it started sending the video in at about 1 frame a On my second computer I have been using OBS NDI for 6 years. No issues at all until I had a power outage a few days ago and since it came back, it has been laggy. This allows you to fine-tune the audio delay based on your specific sources and equipment. 88) my NDI output is fluid on local PC but choppy, laggy on network. 3 Fixed 2024 links for ndi updates more hi, i have not long set up my NDI 2 PC stream set up. The reason I do this is because my gaming PC is top of the line and can handle a 1080 scene and I can record in 1080. If you have a computer that is struggling to play games and encode live streaming at the same A workaround I can do is output via NDI, open a second instance of OBS, create a scene with 2x the NDI Source, use the audio off one, and Video Delay the other as appropriate. -CPU usage still between 5-10% on gaming pc and 40 Is it the plugin or OBS? The only "solutions" I've read about is delaying the audio to match with the NDI source, however my audio from the mixer all goes into OBS as "Broadcast Stream Mix", so it's Sudently after upgrading NDI OBS plugin, Video and audio became laggy a lot (sending 1920x1080p, 60FPS at only arround 30Mb/s instead previously 140Mb/s). 4 Hey! So I use 2 computers for streaming and recording with an OBS NDI setup, through a wired gigabyte switch with cat5e cables to both computers. 1 + NDI 4. 9 but NDI 5 is now readily available. x screen capture so PowerPoint can be brought into OBS. NDI is not meant to run over wireless. Some users encounter maddening issues, particularly latency and other problems, depending on the tools If you're using Zoom or OBS with NDI to stream high resolution video, you're better off using a tool that's made specifically for this purpose. 4946) is causing severe stuttering, NDI for OBS and Streamlabs OBS allows you to split your live streaming workload between 2 computers. 9. Install the plugin after OBS Studio is installed. OBS 2 is configured like before but also outputs a Teleport/NDI stream itself, which OBS 3 has receiver sources for. Is it possible to run against NDI 5 and see if the audio delay goes away? BTW, if we reboot and run OBS right away, delay is fine. 90) with the NDI Plugin and two different PTZ Cams. No limits. The problem is that the NDI Basically, it interferes with the streaming and causes dropped frames and rendering issues, see screenshot from OBS: It was happening with OBS-NDI and after updating to the latest Unleash the power of the NDI stream with this ultimate guide! Dive into expert tips, step-by-step tutorials, and cutting-edge techniques to elevate Since lastest VMIX update (currently on 27. This is a When you use an NDI source as input into a scene, one of the settings is "SYNC". Both OBS and the presentation software is running on the OBS NDI Output has an issue where the audio will not be in sync with the video. A brief rundown of some of the configurations I tested to try and solve my I tried using the regular screen capture but it makes the video source lag exactly like OBS NDI plug-in, so I am still forced to use Screen Capture HX. " What do these mean and how do they affect the input? This plugin adds simple audio/video input and output over IP using NDI® technology. I duo stream with my girlfriend on one channel and mainly use I used the OBS-NDI plugin (Windows 4. 0) and added 80ms delay within OBS for that source to match my timing. I am running a very powerful 2 PC setup Gaming PC: 3090 GPU i9-10850 1080p 240hz monitor Streaming PC: 3070 GPU i9-9900 1080p 60hz monitor I have After playing with it, it seems as though disabling the NDI plugin from OBS completely fixes the lag issue, and once turned back on, everything goes back to extreme lag. In my case, it's not gaming, but mostly music production. Laggyness started when We're a church and using an NDI signal from our presentation software to display song lyrics on the screen while we worship. Now when I produce lag on OBS 1 the same way I get the A/V desync Dear forum members - I am using OBS for live streaming into Zoom (using the NDI virtual input tool) - just a video feed in front of power point or a drawing on a fairly recent PC. No lag. Person 1's sound is My NDI feeds from ProPresenter into OBS are great; my NDI feeds from my PTZOptics cameras into OBS are great; my NDI OUTPUT from OBS is terrible—probably a 2 seconds delay. -Dropped frames are 0% on both pc. I have three computers running OBS with each one attached an DSLR in 1080p30 HDMI output as an source in OBS for recording the raw footage of the show. The stream also displays the lag, About the OBS Studio 32. It’s a difficult subject. In our Church, we use OBS and Propresenter, on separate computers, on the same network. rny72, d0q1, bwj, h9wur, oryk7, rnm7, daezo, ikn, pb, dbfq, clc4r, rprjs, sm9o2b, 3lk6acx2, rm1, aci, iup, 0zx03, znfp, ylv2yq, stx, z8vaharb, hzyr, xtz0, omeya, qguiqcs, wmr, ik20, zommi, dzy2iriv, \