Questions tagged [streaming]

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Linux I/O issue? Multiple FFMPEG saving streams as HLS, lose segments despite low CPU and Memory consumption

I'm capturing an RTMP stream as HLS (saving playlist files) using FFMPEG wihout any stream processing, merely copying it. Thanks to such setup I'm able to run tens of processes (I've tried 80 at most),...
Yyyeey's user avatar
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ices2+icecast2 glitchy between songs

For some reason clients are dropped / playing hangs between tracks. As if server side doesn't use back2back/circular buffer, and just drops buffer content when changing song. Anyone experienced this? ...
Eva4684's user avatar
0 votes
1 answer
312 views

Stream MP4 file over usb

I have an embedded system running a custom distro built using Yocto. Later down the line, I will have a usb camera plugged into the system, but for not I would like to use a .mp4 file as a "dummy&...
ESD's user avatar
  • 103
1 vote
2 answers
78 views

Is there a program that concatenates non-seekable streams (size not known in advance) and can separate them again?

I'm trying to concatenate multiple input files/streams into one stream (using the imaginary command stream-cat), pipe that stream into ssh and on the remote host separate it back into individual files/...
David Scherfgen's user avatar
1 vote
1 answer
756 views

Firefox, Chromium on Debian: WebRTC H.264 is not supported

While trying to stream online with my friends, I had an issue where everyone else's computer can watch the stream but mine, and even my android device can watch it. I found this test page from GitHub ...
Samuel Hunter's user avatar
1 vote
0 answers
241 views

Can't play 1080p on Prime Video (Firefox)

I can play without any issue 1080p videos on Netflix via an extension. Is there something similar for Firefox? I've tried searching the web but can't seem to find anything. I have the latest version ...
R1D3R175's user avatar
1 vote
0 answers
206 views

Video capture, one device to another via usb-c only

I was capturing gameplay on one linux device via another. (for Twitch streaming). I had connected them thusly, Gaming PC -> usb-c video output dongle -> HDMI cable -> usb-c capture dongle -&...
DragonFax's user avatar
  • 111
1 vote
0 answers
68 views

Stream audio to file

I have a SoC device that I would like to use to make audio recordings automatically when powered on. Importantly, the device is powered off just by cutting the power supply. Therefore I need to ...
seamux's user avatar
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-1 votes
1 answer
121 views

Package that uses earphones as antenna to listen to fm radio?

I remember plugging in earphones in my 3G flipphone to listen to fm radio years ago. Are there any packages in Linux that have the same functionality? I mean local fm not internet radio.
and6752's user avatar
2 votes
3 answers
10k views

How to fix choppy YouTube video playback? Enable WebRender [Debian Bullseye]

When streaming videos on YouTube using firefox-esr and firefox, the video playback is choppy with an uneven frame-rate. CPU utilisation is high; 20% - 25% when streaming a 4K video on a Ryzen 5800X, ...
nohatsatthetable's user avatar
2 votes
3 answers
1k views

Shell script to filter string from a data stream and output to screen

I am trying to make it easy to tail a log file and print to the screen only the output of a single field. I have the log file that looks like this on a Linux machine: 2022-10-21 16:00:08;areq_in=0;...
Priti Patel's user avatar
2 votes
0 answers
1k views

How to convert mp4 to m3u8 with soft subtitles and audios in ffmpeg

I have these files, (test.mp4 test.srt test-fr.srt ) I want to convert the video test.mp4 to m3u8 with multiple subtitles This is the kind of m3u8 file, that am trying to generate(this example is from ...
Мохамед Русланович's user avatar
1 vote
0 answers
988 views

Simple way to share/stream my hardware microphone?

I would like to share/stream my microphone in realtime so that I could listen this stream with any standard client like RTSP. Interested in both Linux and FreeBSD solutions. Solutions should be simple,...
Dims's user avatar
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1 vote
0 answers
45 views

Is there a streaming endpoint for DNS lookup / IP metadata?

I would like to know all changes of domain names / metadata linked to a given (wide) range of IPs. For now, I execute a batch of scripts that extract regularly the domain name / metadata behind each ...
Olscream's user avatar
0 votes
1 answer
1k views

ffmpeg dash playback stream ends too early

I am trying to play back a dash manifest using ffmpeg but I keep running into the issue of ffmpeg ending with the error [http @ 0x671e580] Stream ends prematurely at 2250, should be ...
Bluchip's user avatar
0 votes
1 answer
332 views

How can I terminate ping command after getting the first line of its output?

I want to start ping command get only the first line after output of the first line terminate ping command and put that first line to a variable I did : firstline=$(ping -c 1 <site> > ...
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0 votes
1 answer
626 views

Stream filtering changing log file in realtime

I have file.log with this sample: 11-Feb-2022 18:34:42 lorem uneeded5 11-Feb-2022 18:34:43 water uneeded6 11-Feb-2022 18:34:44 ipsum uneeded7 11-Feb-2022 18.34.45 waterfall uneeded8 I expect output ...
Muhammad Ikhwan Perwira's user avatar
0 votes
2 answers
828 views

Setting up permanent extra audio sinks/sources for streaming purposes?

So I have been on this for about a month now, and I've tried a dozen different ways of optimizing/automating the process. Basically want to be able to have something setup akin to that of Voicemeeter (...
beyond9thousand's user avatar
0 votes
0 answers
830 views

Play remote audio stream on embedded Linux device using ALSA

I have an embedded ARM Linux device with a speaker connected to it. So far I've successfully compiled alsa-lib and alsa-utils and installed on the target system. I can list my device using aplay -l: ...
folibis's user avatar
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1 answer
738 views

Why pavucontrol does not save the recording device permanently?

I'm doing recording tests for my streaming, I have enabled and as default "Monitor of Built-in Audio Analog Stereo", in old versions of chrome it works perfect, but in the new ones I have to ...
RonnyMemphis's user avatar
2 votes
1 answer
1k views

How to check if someone is streaming RTP over a specific Multicast address?

Let's say we have ubuntu machine A with ip 192.168.0.20 and ubuntu machine B with ip 192.168.0.21 in same network. How can I check if machine A is streaming RTP to a multicast address and port for ...
oguz karahan's user avatar
0 votes
1 answer
305 views

How to record a video stream VLCJ

I want to record an rtp stream which is coming to my vlcj Java project to the local disk as mp4. I have done many research on the internet but the solutions are all about saving the whole stream to a ...
Oğuzhan Karahan's user avatar
1 vote
2 answers
1k views

Redirect rtsp video stream from Ethernet to WiFi network within same device

I have a embedded board with yocto based minimal linux without GUI. It has Ethernet and WiFi interface up and running. Now, I have connected Axis F44 (192.168.30.35) camera to my ethernet port (192....
Ankit Patel's user avatar
1 vote
1 answer
3k views

Why can't receive rtp stream on Ubuntu?

I am streaming the desktop over rtp using ffmpeg from computer A. Here is my ffmpeg code: ffmpeg -f x11grab -framerate 25 -video_size 1920x1080 -i :1.0 -c:v libx264 -preset fast -pix_fmt bgr0 -b:v 3M -...
Oğuzhan Karahan's user avatar
0 votes
0 answers
3k views

Best way of playing a m3u8 stream?

How can one play a m3u8 stream smoothly and reliably? Here is what I've tried: vlc "$link" startup is long playback is jittery sometimes it doesn't play a valid link ffplay "$link&...
Zeta.Investigator's user avatar
0 votes
0 answers
3k views

Can't play any videos in browsers on Fedora 34

I've installed Fedora 34 in VMware Workstation 16. Everything works smooth besides Wayland not outputting the right resolution. But today I have discovered that I can't play any videos inside Firefox. ...
techsk8's user avatar
  • 591
2 votes
1 answer
57 views

Why Does the Wifi / Wired Connection Lag During Google Meetings[Debian 10]?

I recently noticed that the Google and Zoom meetings; that I attend using Chrome, Firefox, started to lag. The lag usually endures for 4 seconds. During the lag spikes, my screen doesn't freeze, and ...
Kirill Zaitsev's user avatar
2 votes
0 answers
138 views

Netflix and Linux and VM

I heard that Netflix needs PlayReady 3.0, Widevine, HEVC 10 bits de/encoder, HDCP 2.2... to play 4K/UHD contents So I want to know if Linux support these technologies, and if Netflix support those ...
aaa's user avatar
  • 157
1 vote
4 answers
1k views

streaming split/merge command?

Does a streaming version of split exist somewhere in Linux? I'm trying to back up a large amount of data via SSH, but SSH's single threaded encryption is limiting the transfer. This machine doesn't ...
JanKanis's user avatar
  • 1,069
1 vote
1 answer
4k views

how to download partial content from remote video url in nodejs?

I have the following code to download a specific part (range) of a video using nodejs http.get(), const fileUrl = 'https://www.example.com/path/to/video.mp4' const fs = require('fs') const http = ...
ali hadi's user avatar
0 votes
0 answers
149 views

I have a `raspivid` stream, which I'm piping to `ffmpeg`, now i'd like to also stream a raw version of it to a socket?

I have a process outputing an MJPEG video stream, which I pipe into ffmpeg to reduce framerate and then to a socket. raspivid -t 999999 -cd MJPEG -w 1920 -h 1080 -o - | ffmpeg -i - -f mjpeg -r 2 - | ...
Ivan Koshelev's user avatar
0 votes
1 answer
2k views

Duplicating audio in pure ALSA for playback on local device and streaming via trx

I am trying to achieve a multi-room audio setup in my house using Raspberry Pis. How can I get VLC playing simultaneously out the local headphone port while also streaming it to other devices via trx? ...
michaeljtbrooks's user avatar
1 vote
0 answers
276 views

Can't access IR video stream on mini camera

I bought a "IR capable" camera (https://er-estavel.com/product/1080p-hd-mini-kamera) but I can't get the IR part to work on Linux (current Archlinux). v4l2-ctl --list-devices gets me: ...
Marius Melzer's user avatar
1 vote
1 answer
276 views

How to prepare videos for Restream.io Scheduler streams with ffmpeg

Following this official restream.io guide, I would like a person with some ffmpeg experience to translate this page into an ffmpeg command in order to save us, linux users, from having to install ...
alexandre1985's user avatar
0 votes
1 answer
496 views

Is there a viable way to stream games over wifi in Linux?

I have a Linux desktop PC in my basement, which I tend to use to play more recent games, as it has a reasonably powerful, dedicated NVidia GPU. However, I am wondering if there is a viable way to ...
Time4Tea's user avatar
  • 2,386
3 votes
1 answer
1k views

LiveView using gphoto2 and D3300

I try to use liveview as webcam from Nikon D3300. LiveView for D3300 is supported (see link) althou when I try to capture movie this error happens: grim@xxxx:~/$ LANG=C gphoto2 --capture-movie ...
Grim's user avatar
  • 163
0 votes
3 answers
2k views

Recording live audio stream on Ubuntu

What is a handy way to record live audio stream (mp3) from terminal, using command line? The OS is Ubuntu 16.04.6 LTS
minto's user avatar
  • 525
0 votes
1 answer
992 views

How to print streaming JSON to file after processing with JQ and SED [duplicate]

I am using the following code to download streaming financial data curl -s -H "Content-Type: application/json" -H "Authorization: Bearer XXX..." "https://...=EUR_USD" | jq --raw-output '[.time, .bids[...
babelproofreader's user avatar
1 vote
1 answer
2k views

Is it possible to create a custom stream?

I'm not sure what terminology to use here, so bear with me. I'm writing an application that produces a lot of logs. I thought it would be cool to be able to have my application stream the logs to ...
JS_Riddler's user avatar
1 vote
3 answers
3k views

Stream video with ffmpeg to icecast?

Is there a simple way to stream video with ffmpeg into icesast? Source video is in video/x-matroska format. Streams themselves are in various formats (mpeg, vorbis, aac, etc.). I want ffmpeg to guess ...
L117's user avatar
  • 121
1 vote
0 answers
507 views

Route jackd to discord.py

Currently, I am trying to take audio output from jackd and pipe it into a discord voice chat. This solution doe not seem to work, but this solution supposedly works. What is happening that my solution ...
pcs3rd's user avatar
  • 65
0 votes
0 answers
546 views

Stream multiple huge .tar.gz files into one file

I have a three .tar.gz files, and I need them all to be compressed into one .tar.gz file. After some googling I found the --concatenate option for tar, but that requires the files to be uncompressed ...
Brent Allard's user avatar
0 votes
1 answer
372 views

How to broadcast a playlist from a Linux server?

Recently I found an interesting service viloud.tv, which allows you to create online TV (videos go in order from the playlist, it looks like a live broadcast). I have a server on Linux, I wanted to ...
SubMGR's user avatar
  • 3
1 vote
1 answer
609 views

Known Issues With CBS All Access Streaming?

I'm porting this over from the Ubuntu SE, since I'm leaning more toward this being a general linux issue. I saw another post on Ubuntu that had been removed by the moderator on this very same issue. ...
CreationTribe's user avatar
2 votes
1 answer
2k views

Stream Intel RealSense camera to network using Raspberry Pi 4 with FFMpeg

Good day all So I have trying to stream my Intel Realsense D435 camera to my local network. After reading up on many different sites, tutorials, etc I figured out the following: What can I do with ...
CybeX's user avatar
  • 296
1 vote
1 answer
215 views

How to use an handheld device with GNU/Linux and YouTube to protect from death threats?

Suppose you fear you could meet someone who will threaten you with death. Assuming the bad guy won't destroy your handheld (for example an Ubuntu Touch device) on sight, a barely decent form of ...
Scrooge McDuck's user avatar
0 votes
0 answers
1k views

Help parsing JSON stream into Python with BASH and jq

I'm decent when it comes to writing python code but BASH is fairly new to me and I'd like some guidance on picking a high level approach to achieving my goal of reading sensor data from a live ...
dunderMethods's user avatar
1 vote
0 answers
837 views

Pulseaudio TCP streaming without avahi

I'm trying to streaming audio using PulseAudio but for some reasons (I can share them, but it's not important for this question) I don't want to install the avahi-deamon and zero-conf module and I don'...
Mark's user avatar
  • 723
0 votes
1 answer
198 views

Using FFMpeg on Raspberry Pi or similar

I'm building an app that streams audio to an icecast server. This is my current command that actually sends the audio. nohup ffmpeg -f alsa -ac $CHANNELS -i hw:0 -codec libmp3lame -ab $BITRATE -ar ...
ahackney's user avatar
  • 155
-1 votes
1 answer
152 views

tar flexibility for -f

In the following command for example, tar -xzv works but tar -xzvf fails: wget ${target_url} -O - | tar -xzv --strip-components 1 -C ${web_application_root}/${domain} I understand I download a data ...
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