Ndi Audio Stutter, (i5-4690k + R9 390) The only thing OBS does he
- Ndi Audio Stutter, (i5-4690k + R9 390) The only thing OBS does here is send the NDI signal. We run 3 NDI PTZ cameras, 1 hdmi in from bmd capture card and audio in from a dac. Sep 10, 2025 · Microsoft has resolved severe lag and stuttering issues with NDI streaming software affecting Windows 10 and Windows 11 systems after installing the August 2025 security updates. Because of that, I had the idea of using the NDI webcam to bring in the video and audio, and it worked smoothly. Want a custom multiview? Easy. - The issue is that the analog audio Line In to vMix will, with no warning, start stuttering, or cutting in and out on about 1/2 second intervals, through the HDMI external output. 5mm cable. Trying to see if anyone can help here. Intro NDI is a great way to send and receive video and audio signals over a network. This can be frustrating, but it’s usually easy to fix. A peculiar issue with stuttering across multiple systems. Also, I use on OBS (MAC machine) NDI to send 3 different audio channels from NDI filter on those sources, and I capture the 3 of them on WINDOWS machine, OBS, in 3 different NDI capture sources, and it works flawlessly without lagging. However, stopping the NDI output and just streaming on 1 PC produced a super smooth stream that I want to replicate via NDI, so that I can increase the quality further by pushing my stream PC's preset. They are on a 10 gig connection This section addresses some of the most frequently encountered challenges when using NDI hardware or software. Here are the details and each setting of the devices that I used. Before when I wasn't using NDI on the same laptop I could even do a 10k bitrate stream but since I have connected it with NDI the output bitrate stays around 1k or 2k and In the Windows Release Health notes, Microsoft writes that "severe stuttering, lag and choppy audio and video" may occur when using the Network Device Interface (NDI) to stream audio and video. Aug 25, 2025 · Microsoft’s release health page lists a confirmed entry describing “severe stuttering, lag, and choppy audio/video” when using NDI after installing the August 2025 updates, and recommends the vendor‑provided workaround. After some almost successful troubleshooting I figured I try the parts at home just to exclude the option that the hardware has For each NDI stream i have around 90Mbit/sec inmy networkmonitor. I duo stream with my girlfriend on one channel and mainly use NDI to send both of our PCs sources to a network server which encodes and sends to Twitch It's great to see some progress being made with this very useful plugin. If you aren't, try using NDI scan converter to send over the signal that way. 2. However, our collective creative production and professional Hey,I've just bought a TriCaster from NewTek and I'm trying to connect Millumin via NDI so I can playback Videos with Alpha via NDI. Today I started my stream and the video was lagging and the audio popping. The encoding PC received the signal so fast, that I could play Overwatch by watching OBS's preview window on that machine. Connection works very well but all videos I am trying to playback are stuttering. 9. The issue manifests as "severe stuttering, lag, and choppy audio/video" when using Network Device Interface (NDI) for streaming or transferring feeds between PCs. Install OBS Studio version 30. Jump … Continue reading "How to Sync NDI Audio & Camera Sources in OBS" Audio popping and video stuttering when using NDI to 7940x machine from 7700k machine but not the other way around. I've been trying to follow other threads suggestions as well as my own troubleshooting but just still hitting the same issue. We delay the audio/hdmi video by 500ms to help account for the ndi delay. Question / Help Freezing/Stuttering NDI Plugin PauloCosta Apr 23, 2020 #freeze #issues #ndi #plugin #stutter dual obs set up Operating System Version Windows 11 CPU AMD 7800X3D GPU Nvidia 4070 Super NDI Devices Kiloview U40 & 3 x Zowiebox NDI HX1/2/3 Encoders OBS Version 30. (In my case, anything except "Reliable UDP. Want to put your zoom guest on the LED wall? Bam. In main vMix all NDI feeds were extremely stuttery and laggy (by up to 30sec) I was tearing my hair out trying to solve. It’s very low latency, which makes it ideal for live streaming and video conferencing. Is there someone who had the same problem or knows why is this happend? Assumptions: There were no issues during the rehearsal Edit: This issue happens when using the NDI HX Capture app from iPad, regular NDI (Non-HX) seems to be fine. The stuttering happens regardless of what combination of hardware. obs-ndi stutter and audio loss when OBS is **in the foreground** Night Vs Knight 103 subscribers 3 Streaming across NDI with a 2 PC setup produces judders and stuttering on both 720p and 1080p. My 7940x machine updated to Windows 1903 last night before I went to sleep. Some users encounter maddening issues, particularly latency and other problems, depending on the tools they’re using in tandem with NDI. The video will stutter very often. We confirmed it is Aximmetry's NDI issue as the NDI Studio Monitor was smooth. Preview stutters just like the Video Encoder: NVENC ( on Gaming & Streaming PCs) Games run between 1000 FPS and 2000 FPS Game is called osu! which is not GPU heavy The video of the Webcams are always smooth I've tried all three Sync Modes (Internal, Network, Source External line in audio randomly starts stuttering. It's a whole new way of thinking about video distribution and it's a fantastic idea. 0 ndi 4. So I recently got my laptop fixed which has a i5 4200U and I am using it with NDI so i can use it as a streaming pc. Didn't require much effort and the result is the same in quality and replicating issue. Click to expand Whenever I try to use OBS NDI Output on the gaming desktop and add it as an NDI Source on the streaming desktop, there is horrible stuttering in both video and audio. Aug 22, 2025 · Microsoft has confirmed that the August cumulative security update for Windows 11 (KB5063878, OS Build 26100. Switching back to the web cam gives good audio. I didn't tested it on proper HDMI to NDI encoder but tried streaming NDI from my laptop (where interval stutter bug is not present) to my PC and there was no stuttering on recordings so i suspect that NDI streams are handled by OBS correctly. All the same, try changing the process priority of Screen Capture HX to "realtime. We are using vMIX and a PC with plenty of horsepower. Why is the audio and picture perfect when monitoring but not recording/streaming? I have 3 NDI PTZ cameras attached to a Netgear GSM4230P managed switch I am having and issues where the incoming video will freeze or stutter. 0 obs-ndi stutter stuttering audio H The August 2025 Windows 11 cumulative update (KB5063878, OS Build 26100. I installed and setup NDI and now the video source has 0 stutters, 0 lag and works like a charm. However today we experienced stuttering from the video. Aug 22, 2025 · After installing the August 2025 update, users may experience severe stuttering, lag, and disrupted audio or video during NDI-based streaming or media transfer between computers. I have my main PC which is sending multiple NDI sources over to the recording/streaming PC. To do this, I have installed the app vMixDesktopCapture on the first PC, which streams the video and audio signals to the local network using the NDI protocol. That might reduce your stutter. (AMD FX-6300 + GTX 1050 Ti) ISSUE Transmitting NDI via vMix Desktop Capture via NDI from 16 laptop workstations. 4946) introduced a networking regression that is causing severe stuttering, lag, and choppy audio/video in NDI-based streaming workflows — a problem Microsoft has confirmed and that currently requires configuration Hi all. I’ve been hunting down some audio/video drift issues over the last few days with OBS-NDI. I'd recommend getting an Elgato HD60, Jtek hdmi audio extractor from Amazon for $26 or so, a creative sound Blaster $35 or so sound card from amazon, and a RCA to 3. We didn't experience the same with the previous version. In another Scene where the NDI Device is the same PTZ camera (bandwidth = Highest), the audio is very poor and stutters immediately. Mar 29, 2020 · We're a church and using an NDI signal from our presentation software to display song lyrics on the screen while we worship. Hello, I joined streaming PJT last week and had a critical problem with NDI audio during that event. I have been having consistent problems with NDI inputs dropping frames/stuttering in vMix, I am seeing this visually in vMix and also by looking at the performance statistics in vMix (dropping over After latest update for obs-ndi plugin the "interal" sync method was removed (and this method was causing image stutter) and using 'source timing' method is causing audio desync. Here’s what Our studio is all in on NDI, we use it for all of our cameras, autocue, graphics, monitors, even for sending audio between computers using the VST plugin. I just stream and deal with the stutters, unfortunately, I'd buy a capture card but I have a 390hz monitor and don't want to limit that to 240hz to use a capture card, especially when this 390hz monitor worked perfectly with NDI previously. I recently downloaded the NDI plug in so I could use my laptop as a streaming pc. 8. i have attached my Gaming PC log from my last stream (4+ Hrs) The NDI source lags and i have also set up NDI- mic and NDI- ALL i Hear I've been working with NDI for awhile, but one persistent issue is video stuttering and/or audio drop out. It worked well last Sunday. 0. Video is fine. exe OBS-NDI Versio To also point out that it's the NDI plugin, I tried using StreamLabs OBS on the streaming PC (which has the NDI receiver built in directly) and tested for stuttering there. People had mentioned using OBS NDI Plugin on both game + stream PC could introduce stuttering / FPS issues on the actual broadcast. true Interesting. Is the TV also delivering audio? Or is the church audio amplified through the building? I would deliver the ndi video with audio so that at least the ndi video and audio is in sync at the tv, even though you may hear the building audio still. I have obs open on both gaming pc and streaming pc and the image is clean but the video is extremely choppy with huge fps drops. Right now, I'm using my laptop with NDI Tools We also have distorted/stuttering audio issues with NDI audio. There was no stuttering, and the network connection was using the exact same speeds (120 to 180 mbps) when using SLOBS. When I add an NDI Device (PTZ camera; bandwidth = audio only) to a Scene with a web cam (Logo C920) the audio is fine. Tried everything from vMix settings, to VLAN tagging on my switch. Choppy audio clipped here for reference! No idea why. Just adding that I've just setup NDI between OBS on gaming PC and OBS on streaming PC and can confirm I still needed to do the monitor/mute of NDI to Default Audio work around on the streaming PC in order to eliminate the audio stutter. ") Just putting this out there in case anyone else is having similar issues: after fighting with OBS/NDI with audio cutout issues (usually logged as audio lagging, and then resetting at maximum buffers--see #875) for months, and finding no We want to present a video film from one PC via a beamer and simultaneously stream it on the Internet on a second PC with OBS. And thanks for the audio fix for NDI5. I am sending my gaming desktop audio via NDI Tools, then my webcam and mic through the NDI… Microsoft has confirmed that the August 2025 security updates are causing severe lag and stuttering issues with NDI streaming software on some Windows 10 and Windows 11 systems. Receiving NDI from master laptop via NDI Virtual Input on each laptop. OBS-NDI Audio/Video Stutter Affinity on OBS 30 Night Vs Knight 103 subscribers Subscribed What exactly is stuttering? Last time I tried NDI, there was no discernable performance hit to the gaming PC. Delay seems to come and go at random. I love the flexibility of it. Please note that some of the issues may have been corrected with the latest NDI release. NDI Output Audio "Glitches" when an NDI input is enabled Below is a video link as exampl hi, i have not long set up my NDI 2 PC stream set up. I am trying to build a Windows system with a couple of NDI cameras into OBS and reall GPU ~18% Audio of one PC is enabled, the others are disabled (stutter a lot). The issue I have now which I didn't have before is about the audio, how can I transfer all the audio I have on my gaming pc (input + output) to the streaming pc? NDI switching is going to add some latency, most VJ's won't accept that, they need to be direct with minimal latency as well as NDI sampling isn't the best for quality. I've managed to remove the issue of lagged frames by turning on v-sync in game and my preview on OBS on my gaming PC which now seems smooth and fluid, however on the streaming PC side of things the preview and stream stutter and NDI Issues (Stuttering on livestream) TLDR: Try using NDI Tools Access Manager to change the Receive protocol. If we adjust the "In to Out Latency" frames it gets somewhat better (or worse) but no matter what you do, there is still some distortion. And since I don't have complete access to my LAN, I can't rule it out. Hi everyone, I just had to troubleshoot a very strange issue, and couldn't find any answers to my particular problem anywhere online. We have the TC 460, and the Mini-HD-SDI, some PTZ cameras, and two Sparks. But I'm getting big stutters when the image changes dramatically - for example, if I'm fly flat and level, the recording seems fine, but if I do a barrel-roll, there's stuttering in the frames. On the Hello there, so at work I finally managed to get some NDI hardware to play around but it has been a bit of a headache due to the special work network circumstances. This is where you run NDI Scan coverter on your gaming PC (you don't run OBS on your gaming PC), then you run the OBS on your stream PC with the NDI plugin to pick up the signal. 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 Start with one NDI stream my main Streaming computer gets 90 Mbit/sec in its networmonitor, when i start NDI02 it goes up to around 180 Mbit/sec. Too many steps in the chain with add latency issues. If If I change the audio video sync option to network, the audio records fine, however introduces video stuttering which is unusable. However, sometimes your NDI audio and camera sources may get out of sync. Please update us as soon as you can for this fix. 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. 4946) is causing severe stuttering, lag, and choppy audio/video when using NDI-based streaming flows — an issue that hits production tools such as OBS and NDI Tools and has forced broadcasters to apply a manual transport-mode Apr 4, 2023 · I do have issues with stuttering on OBS using NDI, but I think it's a network issue at this point and not a focus issue. 2 OBS Installation Method . That should be using NVENC and shouldn't be giving you encoder stutter. com I'm currently using the NDI plugin for my two PC streaming setup. Both OBS and the presentation software is running on the same computer. So since I solved it, I figured I would post the solution Use HDMI to NDI encoder to stream by NDI, then use NDI source in OBS. I am having issues with lag it stutters the same amount on both PUBG and Warzone (only 2 games tested). NDI + OBS audio/video stutter — root cause, workaround, and fix Symptom set After the August rollups, broadcasters and streamers reported severe stuttering, audio dropouts, and choppy video in multi‑PC NDI setups — the issue was especially visible when the source used Display Capture in OBS Studio. " If that fixes it, follow the directions in option four of the above link for creating a shortcut to always open it with that priority level Dual Mac OBS NDI Stutter/Lag Audio/Visual Issue Hugo Hayes Sep 2, 2020 glitch glitching mac mac audio ndi ndi 4. Are you experiencing severe lag or stuttering in your NDI streaming software after the latest Windows 11 update? Learn how Microsoft's August 2025 update is impacting streamers, businesses, and content creators, plus the solutions currently available. . 0 or later (Qt6, x64/ARM64/AppleSilicon) on all relevant machines from https://obsproject. peoor, es993, 6ujxh4, 3hlr, nmw1r, wow3, rf9qgp, ilbms, tbfe, dmpwl,