[HN Gopher] FFmpeg merges WebRTC support
       ___________________________________________________________________
        
       FFmpeg merges WebRTC support
        
       Author : Sean-Der
       Score  : 470 points
       Date   : 2025-06-04 15:58 UTC (7 hours ago)
        
 (HTM) web link (git.ffmpeg.org)
 (TXT) w3m dump (git.ffmpeg.org)
        
       | qwertox wrote:
       | What does this mean? That websites could connect directly to an
       | FFmpeg instance and receive an audio- and/or video-stream?
       | 
       | Phoronix has a somewhat more informative page:
       | https://www.phoronix.com/news/FFmpeg-Lands-WHIP-Muxer
        
         | bigfishrunning wrote:
         | It means that programs that use the FFmpeg libraries (looks
         | like libavformat specifically) can consume webrtc streams
        
           | qwertox wrote:
           | So it's only the receiving part of WebRTC, now being able to
           | use WHIP in order to ask a server for a stream?
        
             | Sean-Der wrote:
             | Currently only the sending part!
             | 
             | WHIP is 'pushing media via WebRTC' -
             | https://www.ietf.org/archive/id/draft-ietf-wish-
             | whip-01.html
             | 
             | WHEP is 'pulling media via WebRTC' -
             | https://github.com/wish-wg/webrtc-http-egress-
             | protocol/blob/...
             | 
             | WHEP isn't standardized/still changing a bit. After it
             | lands I will try and get it into OBS/FFmpeg (and more)
        
           | okdood64 wrote:
           | I still don't understand any practical use cases. Can you
           | give some examples? (I'm not being obtuse here I'm genuinely
           | curious what this can enable now.)
        
             | ninkendo wrote:
             | [delayed]
        
           | dark-star wrote:
           | Are there any popular/well-known WebRTC senders (or servers)?
           | I'm pretty sure this is not for YouTube etc., right? So what
           | would I watch through WebRTC?
        
       | tyre wrote:
       | Interesting I keep getting blocked by the bot detection on iOS
       | safari, both from our work WiFi and cellular data.
       | 
       | Anubis let me go
        
         | jsheard wrote:
         | Are you getting the "access denied" page, or an infinite
         | challenge loop?
        
           | kairosisme wrote:
           | FWIW I also can't pass the Anubis pass on iOS Safari, even
           | though I can on any other site. I see the Anubis success
           | screen for a moment before it switches to the "invalid
           | response" screen.
           | 
           | edit: Trying again a few minutes later worked
        
             | rafram wrote:
             | Getting the same here. Maybe "let's use the anime girl bot
             | detector I saw on HN" wasn't the right call?
        
         | xena wrote:
         | Do you happen to have a dual-stack network?
        
       | MrThoughtful wrote:
       | I know there are JavaScript ports of FFmpeg and I would love to
       | use them. But so far, I never got it working. I tried it with AI
       | and this prompt:                   Make a simple example of
       | speeding up an mp4         video in the browser using a version
       | of ffmpeg         that runs in the browser. Don't use any server
       | side tech like node. Make it a single html file.
       | 
       | But so far every LLM I tried failed to come up with a working
       | solution.
        
         | simlevesque wrote:
         | Don't try to do cutting edge stuff with a brain that doesn't
         | know anything past a certian date.
        
           | minimaxir wrote:
           | The JS ports of FFmpeg (or WASM port if you want the in-
           | browser approach) are very old and would be more than present
           | in modern LLM training datasets, albeit likely not enough of
           | a proportion for LLMs to understand it well.
           | 
           | https://github.com/Kagami/ffmpeg.js/
           | 
           | https://github.com/ffmpegwasm/ffmpeg.wasm
        
           | colechristensen wrote:
           | Trying to do things off the beaten path with LLMs is rarely
           | successful, especially if there's a related much more popular
           | option.
           | 
           | I'm convinced that programmers' bias towards LLMs is strongly
           | correlated with the weirdness of their work. Very often my
           | strange ideas pushed to LLMs _look_ like solutions but are
           | rather broken and hallucinated attempts which only vaguely
           | represent what needs to be done.
        
         | ch_sm wrote:
         | if you're really interested in doing that, i'm certain you can
         | with a bit of effort. There are plenty of docs and examples
         | online.
        
         | bastawhiz wrote:
         | If you visit the ffmpeg.wasm documentation, the first example
         | on the Usage page does almost exactly this:
         | 
         | https://ffmpegwasm.netlify.app/docs/getting-started/usage
         | 
         | It transcodes a webm file to MP4, but making it speed up the
         | video is trivial: just add arguments to `ffmpeg.exec()`. Your
         | lack of success in this task is trusting an LLM to know about
         | cutting-edge libraries and how to use them, not a lack of
         | progress in the area.
        
           | MrThoughtful wrote:
           | The problem is that they don't provide the full code that can
           | run in the browser. I have not managed to get the function
           | they show in the first example to run in the browser.
        
             | Matheus28 wrote:
             | You don't _need_ an LLM to do that. The code in there is
             | almost complete...
        
               | vel0city wrote:
               | Listen buddy, I need an LLM to tie my shoes, don't be so
               | judgemental.
        
             | bastawhiz wrote:
             | That's just wrong. The example is live: you can run it
             | right there on the page. If the code isn't working when you
             | write it, you're probably importing something incorrectly
             | (or you're not running it in an environment with React,
             | which is where the `use*` functions come from). You can
             | even click on the source of the log lines when the example
             | is running (on the right edge of the Chrome console) to
             | jump into the hot-loaded code and see the exact code that's
             | running it.
        
               | MrThoughtful wrote:
               | I think there is some kind of misunderstanding here.
               | 
               | You say "an environment with React". My environment is
               | the browser.
               | 
               | I don't know how one is supposed to run that nameless
               | function on that page. What I am looking for is a simple,
               | complete example in HTML that can run standalone when
               | opened in the browser. Without any server side processing
               | involved.
        
               | jmtulloss wrote:
               | If you want to copy/paste, try taking the first example
               | and asking the llm to refactor the code to run in a
               | browser with no dependencies. It should be able to strip
               | out the react stuff, or at least get it close and you can
               | fix it from there.
        
               | MrThoughtful wrote:
               | I have tried that a bunch of times and a bunch of ways
               | and did not get ffmpeg to work.
               | 
               | It might have to do with these two strange comments at
               | the top:                   // import { FFmpeg } from
               | '@ffmpeg/ffmpeg';         // import { fetchFile,
               | toBlobURL } from '@ffmpeg/util';
               | 
               | The rest of the code seems to assume "FFmpeg",
               | "fetchFile" and "toBlobUrl" are somehow magically
               | available. Neither me nor any LLM have yet managed to get
               | these into existance.
        
             | numpad0 wrote:
             | I just threw that prompt into the free ChatGPT, looks like
             | it'll have a few versioning as well as CORS issues...
        
         | prophesi wrote:
         | Entered the same prompt with Sonnet 4. Just needed to paste the
         | two errors in the console (trying to load the CDN which won't
         | work since it uses a web worker, and hallucinated an ffmpegWasm
         | function) and it output an HTML file that worked.
        
           | MrThoughtful wrote:
           | Can you put it on jsfiddle or some other codebin? I would
           | love to see it.
        
         | jsheard wrote:
         | I'm sorry, but if you give up on something you would "love to
         | use" just because LLMs are unable to oneshot it then you might
         | be a bit too dependent on AI.
        
           | minimaxir wrote:
           | Time is a finite resource, and there's an opportunity cost.
           | If an easy PoC for a complex project can't be created using
           | AI and it would take hours/days to create a PoC organically
           | that may not even be useful, it's better project management
           | to just do something else entirely if it's not part of a
           | critical path.
        
             | bastawhiz wrote:
             | I can't disagree with this take more vehemently. This isn't
             | an "easy PoC". This is "copy and paste it from the
             | docs"-level effort:
             | 
             | https://ffmpegwasm.netlify.app/docs/getting-started/usage/
             | 
             | If you can't be arsed to google the library and read the
             | Usage page and run the _one command_ on the Installation
             | page to come up with a working example (or: tweak the
             | single line of the sample code in the live editor in the
             | docs to do what you want it to do), how do you expect to do
             | anything beyond "an easy PoC"? At what point does your
             | inability/unwillingness to do single-digit-minutes of
             | effort to explore an idea really just mean you aren't the
             | right person for the job? Hell, even just pasting the code
             | sample into the LLM and asking it to change it for you
             | would get you to the right answer.
        
               | MrThoughtful wrote:
               | If there is a "copy and paste" way to get that to run in
               | the browser, can you copy and paste it to a jsfiddle and
               | post the link to the fiddle here?
        
               | Matheus28 wrote:
               | You're basically asking people to do your homework for
               | you at this point...
        
               | MrThoughtful wrote:
               | He said it is a matter of copy+paste, not work.
               | 
               | I don't think so as I did not get it to run. And if he
               | really can accomplish it with copy+paste, why wouldn't he
               | demonstrate it?
        
               | AndriyKunitsyn wrote:
               | Because he doesn't want to do that for you for free I
               | guess :)
               | 
               | "Tap with a hammer: $1. Knowing where to tap: $9999."
        
               | minimaxir wrote:
               | I was commenting on the general assertion of the GP's
               | comment, not this specific instance.
        
         | rvz wrote:
         | > But so far every LLM I tried failed to come up with a working
         | solution.
         | 
         | Maybe you need to _actually_ learn how it works instead of
         | deferring to LLMs that have no _understanding_ of what you are
         | specifically requesting.
         | 
         | Just read the fine documentation.
        
         | mort96 wrote:
         | You know there's ... documentation, right?
        
           | ycombinatrix wrote:
           | LLM is my eyes. LLM is my ears. LLM is my documentation. I am
           | LLM.
        
       | throwpoaster wrote:
       | What's ffmpeg security auditing like? Seems reactive from their
       | site.
        
       | bigfishrunning wrote:
       | Using Pion no less! very cool!
        
         | Xeoncross wrote:
         | I assume you mean https://github.com/pion/webrtc, I don't see
         | any Go, I thought they just fixed a bug with compatibility with
         | Pion.
        
       | autoexec wrote:
       | Hopefully this doesn't make it more dangerous to keep ffmpeg on
       | our systems. WebRTC security flaws are responsible for a lot of
       | compromises. It's one of the first things I disable after
       | installing a browser
        
         | Sean-Der wrote:
         | What security flaws?
         | 
         | This implementation is very small. I feel 100% confident we are
         | giving users the best thing possible.
        
           | globie wrote:
           | I assume autoexec is referring to the plethora of WebRTC
           | vulnerabilities which have affected browsers, messengers, and
           | any other software which implements WebRTC for client use.
           | Its full implementation is seemingly difficult to get right.
           | 
           | Of course, you're right that this implementation is very
           | small. It's very different than a typical client
           | implementation, I don't share the same concerns. It's also
           | only the WHIP portion of WebRTC, and anyone processing user
           | input through ffmpeg is hopefully compiling a version
           | enabling only the features they use, or at least "--disable-
           | muxer=whip" and others at configure time. Or, you know, you
           | could specify everything explicitly at runtime so ffmpeg
           | won't load features based on variable user input.
        
             | gruez wrote:
             | >I assume autoexec is referring to the plethora of WebRTC
             | vulnerabilities which have affected browsers, messengers,
             | and any other software which implements WebRTC for client
             | use. Its full implementation is seemingly difficult to get
             | right.
             | 
             | Like what? I did a quick search and most seem to be stuff
             | like ip leaks and fingerprinting, which isn't relevant in
             | ffmpeg.
        
               | lpln3452 wrote:
               | This is exactly the question I have.
               | 
               | While WebRTC causes fingerprinting risks in browsers,
               | isn't that unrelated to running ffmpeg?
        
               | globie wrote:
               | Here's a (very) small sample gathered from a search for
               | "webrtc" on cve.org and picking high-severity CVEs
               | affecting browsers:
               | 
               | * CVE-2015-1260
               | 
               | * CVE-2022-4924
               | 
               | * CVE-2023-7010
               | 
               | * CVE-2023-7024
               | 
               | * CVE-2024-3170
               | 
               | * CVE-2024-4764
               | 
               | * CVE-2024-5493
               | 
               | * CVE-2024-10488
               | 
               | Of course, I agree that it's not relevant to ffmpeg. But
               | seeing "WebRTC" triggers the same part of the brain that
               | looks out for unescaped SQL statements. Good opportunity
               | to point out the difference in this implementation.
        
           | autoexec wrote:
           | most recently: https://cyberpress.org/critical-libvpx-
           | vulnerability-in-fire..., but you can have your pick from any
           | year https://cve.mitre.org/cgi-bin/cvekey.cgi?keyword=webrtc
           | 
           | You're right that biggest reason people usually recommend
           | disabling it is to prevent your IP from leaking when using a
           | VPN https://www.techradar.com/vpn/webrtc-leaks but not having
           | to worry about RCE or DoS is a nice bonus
           | 
           | I'm not sure how much will this impact ffmpeg users.
           | Considering that WebRTC has a bad track record in terms of
           | security though, I do worry a little that its inclusion in
           | one more place on our systems could increase attack surface.
        
             | Sean-Der wrote:
             | Those are issues in multiple implementations though! Lots
             | of them are just issues in Chromium around Javascript
             | (webrtc code wasn't even started yet)
             | 
             | That would be like saying saying 'webrtc is more secure
             | then http' by posting this https://cve.mitre.org/cgi-
             | bin/cvekey.cgi?keyword=http
             | 
             | IP Leaking has been fixed since 2019[0]. ICE/P2P is still a
             | huge attack surface though. I have seen lots of other
             | tricks being tried.
             | 
             | [0] https://www.youtube.com/watch?v=SqcW8kJAMJg
        
           | codedokode wrote:
           | Leaking local IP addresses?
        
         | mschuster91 wrote:
         | > Hopefully this doesn't make it more dangerous to keep ffmpeg
         | on our systems.
         | 
         | ffmpeg has had so many issues in the past [1], it's best
         | practice anyway to keep it well contained when dealing with
         | user input. Create a docker image with nothing but ffmpeg and
         | its dependencies installed and do a "docker run" for every
         | transcode job you got. Or maybe add ClamAV, OpenOffice and
         | ImageMagick in the image as well if you also need to deal with
         | creating thumbnails of images and document.
         | 
         | And personally, I'd go a step further and keep the servers that
         | deal with user-generated files in more than accepting and
         | serving them in their own, heavily locked down VLAN (or
         | Security Group if you're on AWS).
         | 
         | That's not a dumbass criticism of any of these projects
         | mentioned by the way. Security is hard, _especially_ when
         | dealing with binary formats that have inherited a lot of
         | sometimes questionably reverse engineered garbage. It 's wise
         | to recognize this _before_ getting fucked over like 4chan was.
         | 
         | [1] https://ffmpeg.org/security.html
        
           | xxpor wrote:
           | if you're worried about arbitrary code exec from an ffmpeg
           | vuln, docker is not a sufficient security boundary.
        
             | baggy_trough wrote:
             | What is?
        
               | ethersteeds wrote:
               | Full virtualization. Docker implies a shared kernel
               | attack surface, that's what you want to avoid.
        
               | afiori wrote:
               | Kernel level exploits are more dangerous but also way
               | less common, for a lot of places docker is sorta okay as
               | a security boundary
        
               | ta1243 wrote:
               | It's layers. Docker is better than nothing, but a VM is
               | better still, and even better is docker on a dedicated VM
               | on dedicated hardware on a dedicated network segment.
        
               | mschuster91 wrote:
               | That's sacrificing an awful lot of latency cost for each
               | transcode job though.
        
               | ethersteeds wrote:
               | Each job sends a provisioning ticket to a thermal
               | printer. 1 business day turnaround, unless we need to
               | order more servers
        
               | afiori wrote:
               | To make a bit of a strawman of what you are saying even
               | better still would be an unplugged power cable as a
               | turned off machine is (mostly) unhackable.
               | 
               | To be more serious seurity is often in conflict with
               | simplicity, efficiency, usability, and many other good
               | things.
               | 
               | A baseline level of security (and avoidance of
               | insecurities) should be expected everywhere, docker
               | allows many places to easily reach it and is often a good
               | enough tradeoff for many realities.
        
               | endre wrote:
               | that escalated quickly.
               | 
               | but I agree.
        
               | dividuum wrote:
               | I've build a custom thumbnail/metadata extraction toolkit
               | based on libavcodec/libavformat that runs the decoding in
               | seccomp's strict mode and communicates the results
               | through a linear RGB stdout stream. Works pretty well and
               | has low overhead and complexity.
               | 
               | Full transcoding would be a bit more complex, but
               | assuming decoding is done in software, I think that
               | should also be possible.
        
         | dylan604 wrote:
         | is this something that one could compile with a --without-whip
         | type of argument if you don't want/need? that would an ideal
         | thing.
        
       | jauntywundrkind wrote:
       | Not the SCTP parts! It's implementing WebRTC-HTTP Ingestion
       | Protocol (WHIP), a commonly used low-latency HTTP protocol for
       | talking to a gateway that talks actual WebRTC to peers over
       | WebRTC's SCTP-based protocol.
       | https://www.ietf.org/archive/id/draft-ietf-wish-whip-01.html
       | 
       | I hope some day we can switch to a QUIC or WebTransport based p2p
       | protocol, rather than use SCTP. QUIC does the SCTP job very well
       | atop existing UDP, rather than add such wild complexity &
       | variance. One candidate, Media-over-Quic ?MoQ), but the browser
       | doesn't have a p2p quic & progress on that stalled out years ago.
       | https://quic.video/ https://datatracker.ietf.org/group/moq/about/
        
         | Sean-Der wrote:
         | How would you like to see/use the SCTP parts? I am not sure how
         | to expose them since the WHIP IETF draft makes no
         | mention/suggestion of it.
         | 
         | Most 'WHIP Providers' also support DataChannel. But it isn't a
         | standardized thing yet
        
           | jauntywundrkind wrote:
           | WebRTC actual's complezity is very high. WHIP seems to be the
           | standard path for most apps to integrate, but it does rely on
           | an exterior service to actually do anything.
           | 
           | Hypothetically ffmpeg could be an ICE server for peer-
           | connecting, do SDP for stream negotiation possibly with a
           | side of WHEP (egress protocol) as well, could do SCTP for
           | actual stream transfer. Such that it could sort of act as a
           | standalone peer, rather than offload that work to a gateway
           | service.
           | 
           | Worth noting that gstreamer & OBS also are WHIP based, rely
           | on an external gateway for their WebRTC support. There's not
           | one clear way to do a bunch of the WebRTC layer cake (albeit
           | WHEP is fairly popular I think at this point?), so WHIP is a
           | good way to support sending videos, without having to make a
           | bunch of other decisions that may or may not jive with how
           | someone wants to implement WebRTC in their system; those
           | decisions are all in the WHIP gateway. It may be better to
           | decouple, not try to do it all, which would require specific
           | opinionative approaches.
        
       | msgodel wrote:
       | That should make self hosting streams/streaming CDNs _way_
       | easier.
       | 
       | If you know how to use it ffmpeg is such an amazing stand
       | alone/plug and play piece of media software.
        
         | Sean-Der wrote:
         | It's so exciting.
         | 
         | Especially with Simulcast it will make it SO cheap/easy for
         | people.
         | 
         | I made https://github.com/Glimesh/broadcast-box in a hope to
         | make self-hosting + WebRTC a lot easier :)
        
         | eigenvalue wrote:
         | LLMs really know how to use it incredibly well. You can ask
         | them to do just about any video related task and they can give
         | you an ffmpeg one liner to do it.
        
           | rietta wrote:
           | Wow, you are not wrong. I just asked Gemini "how can I use
           | ffmpeg to apply a lower third image to a video?" and it gave
           | a very detailed explanation of using an overlay filter. Have
           | not tested its answer yet but on its face it looks legit.
        
             | Ajedi32 wrote:
             | It could very well be legit, but if you "have not tested
             | its answer yet" the fact that it can generate something
             | that looks plausible doesn't really tell you much.
             | Generating plausible-sounding but incorrect answers is like
             | the #1 most common failure mode for LLMs.
        
               | asadm wrote:
               | in recent usage, that only happens 10% of the time for
               | me. Usually the results are grounded and so work usually
               | fine.
        
             | refulgentis wrote:
             | It's amazing --- I cut my teeth in software engineering
             | with ffmpeg-related work 15 years ago, LLMs generating CLI
             | commands with filters etc. is right up there with "bash
             | scripts" as things LLMs turned from "theoratically
             | possible, but no thanks unless you're paying me" into fun,
             | easy, and regular.
             | 
             | Yesterday I asked it for a command to take a 14 minute
             | video, play the first 10 seconds in realtime, and rest at
             | 10x speed. The ffmpeg CLI syntax always seemed to be able
             | to do _anything_ if you could keep it all in you head, but
             | I was _still_ surprised to see that ffmpeg could do it all
             | in one command.
        
         | jmuguy wrote:
         | It really is, this comic always comes to mind
         | https://xkcd.com/2347/
        
       | Sean-Der wrote:
       | I am so incredibly excited for WebRTC broadcasting. I wrote up
       | some reasons in the Broadcast Box[0] README and the OBS PR [1]
       | 
       | Now that GStreamer, OBS and FFmpeg all have WHIP support we
       | finally have a ubiquitous protocol for video broadcasting for all
       | platforms (Mobile, Web, Embedded, Broadcasting Software etc...)
       | 
       | I have been working on Open Source + WebRTC Broadcasting for
       | years now. This is a huge milestone :)
       | 
       | [0] https://github.com/Glimesh/broadcast-box?tab=readme-ov-
       | file#...
       | 
       | [1] https://github.com/obsproject/obs-studio/pull/7926
        
         | maxmcd wrote:
         | Thanks for all your work Sean! It's been a delight to use your
         | webrtc libs and see your impact across a broad range of
         | technical efforts.
        
           | Sean-Der wrote:
           | Thank you :)
           | 
           | When are you coming back to the WebRTC space, lots more cool
           | stuff you could b doing :) I really loved [0] it's so cool
           | that a user can access a server behind a firewall/NAT without
           | setting up a VPN or having SSH constantly listening.
           | 
           | [0] https://github.com/maxmcd/webtty
        
         | WhyNotHugo wrote:
         | Are there any video players which can play a webrtc stream?
         | Last I checked, VLC and other popular tools still don't support
         | it.
        
           | RedShift1 wrote:
           | That's impossible, VLC supports everything. If VLC doesn't
           | support it, it doesn't exist.
        
             | byteknight wrote:
             | Amen.
        
             | mey wrote:
             | XAVC HS 4k 10Bit HEVC 4:2:2 on Windows.
             | 
             | Plex and ffmpeg, perfectly fine. VLC is not a fan.
        
             | carlhjerpe wrote:
             | While that might be true I've found mpv more approachable
             | when doing weird inputs
        
           | numpad0 wrote:
           | [1]:                 gst-launch-1.0 playbin3
           | uri="gstwebrtc://localhost:8443?peer-id=<webrtcsink-peer-id>"
           | 
           | WebRTC is normally used in bidirectional use cases like video
           | chat with text options, so I don't think it so odd that VLC
           | doesn't outright support it. VLC does not support dialing
           | into an Asterisk server, either.
           | 
           | [1] https://gstreamer.freedesktop.org/documentation/rswebrtc/
           | web...
        
           | mortoc wrote:
           | I'd guess VLC will get support for it soon now that ffmpeg
           | supports it.
        
             | Gormo wrote:
             | Possibly, but VLC maintains its own codec libraries and
             | doesn't rely on FFMpeg.
        
         | 1oooqooq wrote:
         | i was using vnc for remote dosbox gaming on the phone. now i
         | can sink infinite amount of time trying to do a input handler
         | webapp and using this+obs instead! thanks!
        
         | monocularvision wrote:
         | Your work in this area has been phenomenal. Thank you! I use
         | broadcast-box all the time.
        
           | echelon wrote:
           | What sort of infrastructure do you need for scaling WebRTC
           | multicast?
           | 
           | Are we entering an era where you don't need Amazon's budget
           | to host something like Twitch?
        
             | Sean-Der wrote:
             | Yes we are :) When OBS merges the PR [0] things are going
             | to get very interesting.
             | 
             | Before you needed to run expensive transcoding jobs to be
             | able to support heterogenous clients. Once we get Simulcast
             | the only cost will be bandwidth.
             | 
             | With Hetzner I am paying $1 a TB. With AV1 or H265 +
             | Simulcast I am getting 4K for hundreds of users on just a
             | single server.
             | 
             | We will have some growing pains, but I am not giving up
             | until I can make this accessible to everyone.
             | 
             | [0] https://github.com/obsproject/obs-studio/pull/10885
        
               | matt-p wrote:
               | I have found it's hard to get past ~18Gbps on commodity
               | servers and ~90Gbps on high spec, carefully specced
               | servers. I presume you find the same?
        
               | michaelt wrote:
               | A twitch 720p stream is only 4 Mbps. 1080p? 6-8 Mbps
               | 
               | So if you've got ~18 Gbps of upload bandwidth you're
               | ready for 10,000-20,000 viewers.
        
         | rmoriz wrote:
         | Any plans to add multipath/failover-bonding support? e.g.
         | mobile streaming unit connected with several 5G modems. Some
         | people use a modified SRT to send H.265 over multiple links.
        
       | SeriousM wrote:
       | I can't wait to see this in Jellyfin implemented!
        
         | colordrops wrote:
         | What would this provide?
        
       | theobr wrote:
       | Absolutely huge
        
       | alexfromapex wrote:
       | It would be cool to have a chat too
        
       | pkz wrote:
       | Does this mean that ffmpeg now can record a Jitsi video meeting
       | audio stream?
        
       | shmerl wrote:
       | Does it allow more realtime streaming than SRT on LAN?
       | 
       | I'm still waiting for ffmpeg CLI tool to merge pipewire + xdg-
       | desktop-portal support. You still can't record a screen or window
       | on Wayland with it.
        
         | Sean-Der wrote:
         | With WebRTC you can expect ~100ms with zero optimizations on
         | your LAN.
         | 
         | With bitwhip[0] I got it way lower then that even.
         | 
         | [0] https://github.com/bitwhip/bitwhip
        
           | shmerl wrote:
           | That's nice. I had hard time getting low latency with SRT,
           | but managed to get within the range of roughly slightly less
           | than one second using gpu-screen-recorder on one end and
           | ffplay on the other end with flags for low latency.
        
       | matt3210 wrote:
       | I love seeing the Anubis graphics unexpectedly. I've seen it at
       | ffmpeg and gnu so far (among others)
        
       | leland-takamine wrote:
       | Anyone been able to successfully build ffmpeg from source to
       | include whip support? Struggling to figure out the right
       | ./configure options
        
         | _Manch wrote:
         | You need --enable-muxer=whip and --enable-openssl
        
           | leland-takamine wrote:
           | Seems work but fails with 500 when streaming to cloudflare
           | stream though: https://gist.github.com/Leland-
           | Takamine/1a13f31c7521d0223624...
        
             | leland-takamine wrote:
             | Resolved by adding an audio stream
        
       | dyl000 wrote:
       | Anubis isn't letting me through ;(
        
       | Mofpofjis wrote:
       | A commit that was "co-authored-by" 6+ people and has three
       | thousand lines of code: this is a total wreck of a development
       | workflow. This feature should have been implemented with a
       | _series_ of about 20 patches. Awful.
        
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       (page generated 2025-06-04 23:00 UTC)