Questions tagged [streaming]

Streaming is the process of continuously sending data from a server to a client host. Often used in video or audio transmission, live streaming is a time-critical process that makes high demands on the underlying network used to deliver the data.

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How to stream integrated camera to Facebook using FFMpeg

I'm currently using this command to stream to Facebook: ffmpeg -f dshow -i video="HD User Facing":audio="Varios micrófonos (Realtek(R) Audio)" -c:v h264 -pix_fmt yuv420p -r 30 -g ...
Cesar LI's user avatar
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ffmpeg fetching PTS/DTS for data packets incorrectly

I have captured a transport stream through TSP command Command: tsp -I ip port --source ip -O file stream_capture1.ts then using ffprobe, below is the output which is capturing correct stream Input #0,...
Parmesh Kumawat's user avatar
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Any way to add playlists with Apple Music streaming content to Apple Music library from command-line?

It's straightforward to add m3u playlists of locally-stored files to the Apple Music app from the command-line. Is there any way to create and add a playlist of streaming content to the library, for ...
Adam J. Kessel's user avatar
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16 views

Streaming Dynamically Created .ts Files to RTMP Without Concatenation Corruption using ffmpeg

I'm working on a project where .ts video files are generated in real-time, and I need to stream these to an RTMP server without pre-concatenating them. Initially, I attempted using a named pipe and ...
Dhairya Verma's user avatar
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How to add my own Custom Resolution in Adaptive bitrate in Ant Media

When I check the Adaptive bit-rate settings I see that there are predefined resolution in Ant Media which is good, but I want to add one more Custom resolution in the settings , but I do not see any ...
Usama's user avatar
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1 answer
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Complex ffmpeg multi-encode/streamcopy/muxing scenario: is this actually doable?

I'm trying to do multiple muxing/re-encode/copy operations on an input video with ffmpeg and have run into roadblocks with the methods I've tried; before I continue testing, I want to confirm whether ...
rudds's user avatar
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Trying to invoke play on DLNA-device with streaming from Synology NAS

I am trying out the DLNA protocol for the purpose of invoking media on my LG TV, where the media is stored on a Synology NAS (hosted with Media Server) on the same network. I have successfully found ...
Andreas Zita's user avatar
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Physical camera as virtual camera to stream a prerecorded video

I have a cam with a SD card (AKASO EK7000) and my goal is to stream a prerecorded video, stored in the SD card, so that, when I select the cam, I can see that video. So it's like the physical cam ...
Federica Guidotti's user avatar
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37 views

FFMPEG Webcam YouTube stream configuration

I was hoping someone could take a look at this code and offer suggestions. BACKGROUND: I'm using a Raspberry Pi 4 & Logitech 1080p/30fps webcam to stream directly to YouTube. ISSUE: No matter how ...
Andrew Victor's user avatar
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1 answer
55 views

Overcoming client isolation for peer to peer audio streaming application

I am a student developer trying to develop an app that utilizes peer to peer audio streaming with UDP. The app's use case requires it to be used in public settings, specifically places like ...
Zachary Haslam's user avatar
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274 views

FFmpeg HLS conversion with HEVC and fmp4

I've tried everything but I can't get this to work: I'm trying to convert a .mkv AVC video to HLS with HEVC codec, also creating two streams for 1080p and 720p quality, and the command I came out with ...
mrpino's user avatar
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1 answer
987 views

How do I stream to Twitch and YouTube simultaneously from OBS?

Now that Twitch's TOS allows streaming to multiple platforms, how can I use OBS Studio to livestream to both Twitch and YouTube at the same time?
Stevoisiak's user avatar
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Transcode h264/mjpeg with new resolution as rtsp mjpeg

I have the problem that my IP cam (Dahua) cannot stream 640x480 as sub-stream to feed my 2N Verso as external camera. It only supports 1280x720 or a 704x?? and 320x288. I played around with FFmpeg and ...
Martin's user avatar
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How do create a dynamic delay fix with MPEG-TS?

My media player can display a couple of videos (origin video - Multicast address, video stream is in MPEG-TS) Whenever I play both video streams I see a delay in one of the streams. I would like to ...
david blacheow's user avatar
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258 views

When I attempt to live a video in an infinite loop using the ffmpeg command, it automatically terminates after a few hours

When attempting to continuously loop a video using the ffmpeg command with the following syntax: ffmpeg -re -stream_loop -1 -i abc.mp4 -c copy -f flv rtmps://abc.xyz/..... I encounter an issue where ...
Isteyak Ali's user avatar
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239 views

ffmpeg - Jitter when streaming audio over RTP

So as a disclaimer, i'm trying to do something with ffmpeg that may be at the limit of what can be achieved. However, even though it's not possible, i would like to understand why. What I want to do ...
Nicolas Floquet's user avatar
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50 views

Corrupted H.264 file: NAL unit header mystery

I'm currently facing a challenge for university with a corrupted H.264 file and could use some guidance. As part of an exercise, I've been examining the H.264 stream, which is composed of NAL units. I'...
josef's user avatar
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3 votes
2 answers
218 views

VLC Streams at Higher Sample Rate But Transcodes and Saves to Lower

I am trying to transcode an mpeg4audio stream from a radio station and save the file. I have a headless server I am trying to use cvlc with in order to transcode and save the Stream to a file. Here is ...
ComputerLocus's user avatar
1 vote
0 answers
117 views

Sending and receiving ffmpeg video stream through USB to TTL converter

I need to transfer video signal through USB to TTL converter from one VM and receive it on other USB to TTL converter then display the received stream on second VM (the bitrate on converters are ...
Tomas Jepimachov's user avatar
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1 answer
128 views

Multicast from LAN to WAN

I'm trying to transmit a multicast stream over the WAN. I know the NAT cannot allow this. For this purpose, I tried to use one Raspberry with two Ethernet interfaces: The internal one and another one ...
Fabio Antonini's user avatar
1 vote
1 answer
347 views

Streaming to Facebook Live with ffmpeg

I've set up an RTMP/RTSP streaming-service with MediaMTX on my desktop. From OBS Studio, I'm then streaming to: Server: rtmp://localhost/ Stream Key: stream This leaves me with 2 streams: RTMP: rtmp:/...
Daniel Frank's user avatar
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132 views

ClamAV for streaming data

I have to ingest data in real time. It could be IoT data or event driven feed. For real time data/streaming data, can I use clamAV? All documentation points to a fact that clamAV scan file only.
adiideas's user avatar
1 vote
1 answer
115 views

Encoding multiple live channels

I have a code working that encodes a UDP live channel into an HLS stream using m3u8 container. My question is, is there a way to simplify doing multiple channels, and ensure each is the same quality ...
bv3469's user avatar
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60 views

Divergence in Performance: VNC Streaming a Windows VM - Autologon vs. RDP Session

In my Azure windows VM, I have configured a VNC server to facilitate streaming along with an Autologon user configured via the registry. This Autologon user enables seamless streaming through the VNC ...
jpn prakash's user avatar
1 vote
1 answer
380 views

Stream camera video with ffmpeg in Firefox via dash.js

I am trying to stream live video from a camera using ffmpeg to a browser. I have found several questions about this on StackOverflow and here, but they all pertain to creating a video file from a ...
Spencer Williams's user avatar
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0 answers
63 views

Issues With Combined Audio/Video Capture with FFMPEG

I am making an application where I am using FFMPEG to output a specific window on my computer. The video side works really well but starts struggling severely when I add audio into the mix (no pun ...
Austin Althouse's user avatar
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46 views

Internal and two external monitors go suddenly black when playing game and then trying to start a show on Netflix

I'm playing City of Heroes on two accounts. It's an old enough game that it doesn't stress the computer much especially since non-focused windows operate at 10FPS max by game settings. I have been ...
not_a_generic_user's user avatar
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66 views

How to fix broken mp4 and retain all streams including gyrodata?

I think I have tried just about all open source projects on github but I can not get anyone to do exactly what I want. I have a SMO 4k which is based on Insta360 R camera that suffered batteryloss, ...
Tor Suneson's user avatar
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0 answers
134 views

h264_qsv is choppy when live streaming

I am trying to do live streaming of video games using h264_qvs, but is choppy when compared to libx264. Here are some variations of the ffmpeg command I am running: Variation 1 ffmpeg.exe -y -hwaccel ...
Devin Dixon's user avatar
1 vote
0 answers
215 views

ffmpeg with libopenh264 Is blurry

I am trying get live streaming using libopenh264 near the quality of libx264, but I am running into the quality issues. Here is a live stream standing still: And here is image when there is fast ...
Devin Dixon's user avatar
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0 answers
125 views

buffered stream and FFmpeg seek

Due to memory usage, we need to use a buffered solution to load a small chunk of blocks of streams in memory instead of loading the whole stream with: avformat_network_init(); std::uint8_t *...
Baris Unal's user avatar
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0 answers
454 views

How to convert HLS to UDP on FFmpeg or any other freeware?

What freeware can I use to convert an HLS playlist to a UDP stream? I tried FFmpeg on hls url to udp stream, which worked. I'm trying to find a freeware that can manage to do the same, but with ...
Alex Romero's user avatar
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1 answer
137 views

FFmpeg: Audio is sped up after compressing AVI video

I have an AVI video and I want to reduce the file size. When I run the FFmpeg command below, the resulting audio in the video is sped up, and the last bit of the video has no audio. I play all my ...
Karen S's user avatar
3 votes
0 answers
1k views

Stream to multiple RTSP from one or more video files

I am not an expert on FFMPEG, I simply found this tool useful for doing some simple things I need to test on clients using RTSP streaming. What I would like to do is to be able to RTSP stream the same ...
Sebastian Vasii's user avatar
1 vote
0 answers
222 views

Stream an MP4 file via HTTP in a QuickTime-compatible format using FFmpeg

QuickTime supports streaming from an HTTP server, for instance try opening https://ia801307.us.archive.org/18/items/kontikipart2/kontikipart2.mp4 via File -> Open Location. However, streaming the ...
yari's user avatar
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0 answers
148 views

FFPLAY DASH error on start

i'll trying to play a DASH streaming on Google Media CDN with ffplay but i have this error: Failed to parse format-tag beginning with %010d$.m4s. Expected either a closing '$' character or a format-...
juniper's user avatar
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0 answers
742 views

MP4 to HLS stream conversion error after resizing video using FFmpeg

When trying to create HLS stream from original video, FFmpeg creates HLS stream without errors. ~ $ ffmpeg -i test.mp4 -f hls -hls_time 3 -hls_segment_filename seg%02d.ts stream.m3u8 But when I ...
ITeptIcklyTa's user avatar
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0 answers
730 views

Poor Quality from USB Video Device on VLC

I am having trouble using VLC to use my USB Capture Card as it is outputting porr quality. The quality is blurry or pixilated. I have looked around on many forums and videos to see if they can help ...
LittleDudeIOK's user avatar
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0 answers
2k views

How to detect with ffmpeg if the stream has video or audio or both?

I am listening on rtsp stream. The stream may potentially have only audio, only video, or have both, depending on how the remote side ffmpeg was configured. I want to dump the stream into hls. This is ...
KamilCuk's user avatar
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0 answers
57 views

There is mosaic phenomenon when muxing h264 raw stream to mp4 or flv by using ffmpeg6.0

I am currently using ffmpeg 6.0 to encapsulate h264 raw streams into mp4, flv, or rtmp formats. When the bitrate exceeds 1024kb/s, there is mosaic phenomenon at the bottom of the final picture. I ...
TONY's user avatar
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111 views

Add video on the fly in playlist m3u8

How can I change the playlist on the fly with ffmpeg? I tried with a concat but it doesn't work. I then saw that ffmpeg takes into account m3u8 playlists, but while testing I realize that adding a ...
Tchoune's user avatar
0 votes
1 answer
156 views

Can Movies & TV app on Windows open a video from a link? [closed]

I know that there are some other modern media players. But Movies & TV performs quite well in terms of HDR. Now I found its only flaw perhaps is the lack of playing video from a link. For example, ...
Zhang Wei's user avatar
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0 answers
225 views

Recording m3u8 stream stop time do not work when stream is forwarded using socat

I try to record m3u8 stream containing audio only. It is online radio but listening is geographicaly restricted and in my country requests fails with HTTP 403 but on server in (non-restricted) remote ...
Misaz's user avatar
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0 answers
5k views

Open a video from Synology File Station directly in VLC

I have a Synology NAS, with some videos stored on it. At home I can access the video using SMB shares, and open them with VLC as if they were on a local disk from the internet on a mobile device, I ...
PierU's user avatar
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0 votes
1 answer
550 views

VLC Command Line - Run stream and then quit

I'm making Windows batch files that I can run and listen to a stream in VLC but then press any key to exit and stop the stream. This seems to work but I can see the batch freezes after starting VLC. ...
Jake Sherlock's user avatar
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0 answers
66 views

Why ffmpeg/ffserver does not crop video before streaming?

I want to stream webcam video to dashboard in Grafana. I run an ffmpeg command: /usr/bin/ffmpeg -rtsp_transport tcp -i "rtsp://user:password@IP_camera:554/RVi/1/2" -an -filter:v "crop=...
Lyudmila's user avatar
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0 answers
187 views

FFMPEG MP4 Snippet from RTSP Stream Occasionally Gives Corrupt MP4 Data

I'm using the node.js fluent-ffmpeg library that responds to an event, and takes a three clip from an RTSP stream using the code: const getCameraVideoSnapshot = ( rtspUrl: string, logger: Logger, ...
Callum Houghton's user avatar
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0 answers
315 views

Seeing huge latency using FFMPEG to send RTMPS

Seeing huge latency when running FFMPEG to (re)stream camera RTSP stream into RTMPS. Running the same command using RTMP works fine without any latency. Below are the commands used in our testing. ...
Lipphei Adam's user avatar
-2 votes
1 answer
59 views

Trying to both stream and {segmented} store a camera input with a graphic overlay (which must be scaled down to fit)

I am trying to write a python program using ffmpeg to capture an input video from a USB camera, overlay a brand graphic on it, and then both store the video as it run and also stream it to WOWza. No ...
David Barron's user avatar
1 vote
0 answers
349 views

Use ffmpeg to record from RTSP stream to two outputs at different resolutions while segmenting the video based on time

I need to record from an RTSP at two different resolutions (original and something lower). I also need to have the files broken up according to clock time on every even 30 minutes, ex. 1:00, 1:30, 2:...
Eric Hansen's user avatar

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