Questions tagged [streaming]

The act of transmitting media over a network for consumption in real time.

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Video hosting with local control

I am writing a web application with video lessons in sequence. I want to use a streaming service for high availability and compressing content for different viewports. I would like the user to watch a ...
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Output Motion stream as discoverable compressed stream (ffmpeg)

I have a raspberry pi 3b+ (Manjaro Linux) Motion server broadcasting a webcam over the network. Motion creates an MJPG stream over HTTP. This consumes a lot of resources by any player playing the ...
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clean HDMI output camera - on start

I am looking for a 4K camcorder or DSLR camera for live streaming (tangential question: is camcorder or DSLR better for that?). To have live streaming, I need pure HDMI output. Currently I do it with ...
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How to add metadata tags without altering video structure/format? FFmpeg

I'm modifying DASH-formatted segments, and my aim is to add extra information to the video segment using metadata tags. I'm using ffmpeg to record video from my webcam and store segments named like: ...
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Is it possible to push an video stream via OBS to a video server for consumption by another OBS Studio?

Just wanted whether this was possible. I know that within OBS, I can stream video from my phone camera on a url like localhost:5050 when I used a "turn phone into webcam" app. So I was wondering, ...
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I need to stream 6+ different videos at the same, is there a good platform to do this on?

To be clear, a similar question was asked about five years ago here, but I would like a more updated answer. For my company, we stream several different events at the same time. The videos are of ...
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How to create widely readable video stream with ffmpeg?

As for test I use just a file with data as input and I would like to stream it as video. For this purpose I used ffmpeg: C:\tools\ffmpeg-20200523-26b4509-win64-static\bin\ffmpeg.exe -y -f rawvideo ...
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FFMPEG Live stream loop with overlay - Errors

I'm trying to do a livestream with a video loop, sound from the desktop and an overlay image that updates when I replace the file and a text that also updates when a file is replace but I seem to be ...
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FFMPEG to YouTube: YT says “Unsupported resolution for latency configuration … The current resolution is (65535x65535)”

I've a facility that runs on a Windows machine, that records the screen to disk, and it works well. It takes audio streams from two virtual sound cards and a stream from the display and produces a ...
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Serving static video content directly vs. via adaptive streaming protocols (HLS, DASH)

Is there an advantage of serving static video content (not a live stream) via adaptive streaming protocols such as HLS or DASH over serving them directly as files using HTTP server in terms of speed? ...
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Mix multiple video inputs from multiple locations into one output

I want to know if there is any software that can do screen capture of 2 or more laptops and produce an output that shows both screens side by side in 50:50 ratio and produce an output that is ...
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Very laggy stream for the viewers

so getting into the problem. I have started to do facebook gaming live stream through dual pc using OBS NDI. Now my gaming pc is Lenovo Legion with GTX 1660 Ti whoch gives full 60 frames for the PUBG ...
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Real-time video streaming question

I had been asked recently about sites which live-stream video content such as Twitch. The more people who are connecting to the site at the same time, can this directly affect the quality or speed of ...
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ffmpeg RTSP restreaming command

Can I achieve RTSP re-streaming using FFmpeg for below use case scenario. FFmpeg receives RTSP camera stream FFmpeg to re-stream received RTSP stream by maitaining the timestamp information it would ...
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Live Streaming YouTube MacBook Pro – increasing Problems over time

Up front: I am new to this StackExchange community, so please forgive me, if I am not stating my question properly. Here's my problem i.e. question: This weekend, I've tried to stream a little live ...
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Remove freezes in stream record using FFMPEG

I have original video with stream record. I need to remove freezes caused by network issues. I notice that sometimes it freezes only video, sometimes video and audio. I tried to use command: ffmpeg -...
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Streaming with Panasonic HC-VX11EG-K

Is it possible to live stream with a Panasonic HC-VX11EG-K camcorder? If yes, do I need additional hardware like a cam-link?
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Network Stream reloading in a loop (Nginx/RTMP Streaming Server)

As the generic title suggests, I do not know exactly how to explain my problem, neither do I know what could cause it. Hopefully this ends up to be the right place looking for help, as I do not find ...
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unknown H264 color space error

I have been working on a streaming platform. I am receiving a RTSP stream, converting it to H264 via JCodec in Java Spring and sending the result via Websockets to my React App that uses JMuxer for ...
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A/V Crash Course for Church

With COVID-19 shutting down the whole world, our church is now broadcasting our services on YouTube. Last Sunday we used a WebCam because we only had 48 hours notice, and it just worked. Given that ...
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Convert mp4 for different resolutions for playing using his

How do I transcode my mp4 video to different resolutions and create m3u8 for all for adaptive streaming
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VLC can't play back when I try to connect it to the Ngix / HLS port in Windows 10

I'm trying to do HLS streaming with NGINX + OBS on WIndows 10 following this video tutorial on youtube : I don't know what's wrong with the configuration ,but VLC ...
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RTSP always connects to camera but often cannot get an image

My software needs to connect to each surveillance camera every few hours to get a picture for analysis. I use this command to connect via RTSP ffmpeg -rtsp_transport tcp -t 10 -reorder_queue_size 10M ...
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how to pipe:/// through a .sh or Python script, or use some sort of setting files with FFMPEG

First post, so be kind please :) So a quick bit of history. I am using tvheadend, and the inbuilt transcoder murders my CPU, and provides average quality output (it's powered by ffmpeg), if I pipe ...
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How to set up streaming from two webcams or stereo camera (2x lens) to VR headset with minimal latency?

I have watched Barbie doll illusion on youtube and wanted to set this up myself. I already have tried doing it with 1080GTX + Samsung S8+ + GEAR VR + WebCam + RiftCat + SteamVR + Oculus + OVRdrop ...
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Is there any “concatenable” video format I can use for sequential streaming?

I'm writing a server and I have to play commercials on demand, so I'm trying to avoid re encoding video. I assume that video containers have headers and meta data, so it would not be possible. Is ...
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How I can play an Amazon Prime Video movie with Dolby Digital Plus audio using Chrome browser in my PC?

Currently my web browser Chrome (last version 80) cannot play Dolby Digital Plus audio. I know this audio is used in other devices like Apple TV, Roku, or Amazon Fire TV for example. According to ...
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How to prevent microphone batteries from going dead by mistake?

I have a home setup for doing video calls where I've got a Panasonic Lumix G7 with a Rode VideoMic Pro attached in its P2 jack. These are then fed into a USB capture card and connected to my computer. ...
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Private embeddable live video streaming server

I'm looking for a third-party live video streaming service that will pull in video streams from various surveillance cameras on demand and broadcast them to multiple users. I'm specifically looking ...
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Streaming from 2 xf100's

I'm a volunteer with a charity film company and we'd like to do a live stream using 2 xf100's and a webcam. Using OBS we can get the webcam and 1 xf100 to feed through but the second one doesn't ...
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Streaming 720p @ 30fps over 5G wifi to multicast with FFMpeg has terribly bad quality

I am trying to stream my Intel RealSense D435 RGB camera input to a multicast address on my network. Please note, video streaming, encoding, is very new to me - I do not understand much, when ...
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How to convert ts to mp4

I have a lot of videos needed to convert from ts to mp4, how can I convert it without losing quality? I mean a lot like 30+ each week. I did a search already but none can do it fast enough, doing it ...
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Real time H.264 streaming - sender to receiver

Trying to get H.264 to stream real time from one point to another point (i.e. single sender and single receiver). Is there an easy proof of concept to do this using ffmpeg. Tried multiple player ...
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HDMI CEC over COAX

I was wondering if the following scenario is possible : Room 1 - android streamer with HDMI CEC. HDMI output is connected to RG59 using a passive converter. Room 2 - from a wall RG59 coax, connected ...
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How can I reduce latency in this webcam stream from OpenCV Python?

'''capture.py''' import cv, sys cap = cv.CaptureFromCAM(0) # 0 is for /dev/video0 while True : if not cv.GrabFrame(cap) : break frame = cv.RetrieveFrame(cap) sys.stdout.write( frame....
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How can I convert Dual-link SDI to RTSP

I'm working on a project to stream my dual-link HD-SDI. I've found the dual link acquisition card, but have no idea how to convert it to RTSP. Does anyone have any idea of how i coukld proceed ? ...
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ffmpeg creates audio track that has negative start time and why?

Problem: I have a source media and used ffprobe to inspect the audio track for pts_time and the start time, and it looks fine as below ffprobe -v 0 -show_packets -select_streams audio [source_media]....
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How to convert encrypted mpeg dash created with Bento4 mp4-dash.py to MP4

I have MPEG dash video files created with Bento4 mp4-dash.py. The files have encription, but I have the MPD and the audio and video segments. I am trying to get my original MP4 file back from those ...
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Software to host multiple camera images at once

We are looking to set-up a page of multiple camera outputs on the same website and make it available to multiple people via the web. Kind of like a security or traffic camera screen with multiple ...
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271 views

Constructing playable mp4 video file from MPEG-Dash segments

I am having an unencrypted MPEG-Dash manifest file and I am trying to re-construct from the downloaded segments a playable video file. I have so far tried to concatenate the initialization file to ...
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A simplistic video streaming container format

I am currently working on a screen-sharing solution for an embedded system. Basically, I need to be able to see on my PC screen what happens on the device's display. I already have a solution that ...
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FFMPEG garbled video download

I've downloaded a video using FFMPEG. The logs are here. Here's the first 10 minutes of the video that FFMPEG downloaded. As one can see, video is all garbled up. And there seems to be no audio. ...
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Video Quality Measurement test tool

I need to measure streaming video from various different codecs and be able to tell which one is better. What will be the best metrics to look for? Is there a free tool that can help with this.
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HTML5 player Video fast forward and backward GOP iFrame

I am looking for solution where I can do video fast forward and backward using GOP I-Frame based in HTML5 Javascript instead of seeking time based. Requirement is video should fast forward GOP i-Frame ...
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1answer
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Good codec for embedded system video decoding

I need to get streaming video working where a source streams video to an embedded platform. This embedded system has an ARM-Cortex-A9 without a GPU or a hardware video decoder. Unfortunately I don't ...
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286 views

How do I prevent Wirecast from crashing?

I'm attempt to livestream from a 2016 MacBook Pro, but for some reason Wirecast (12.2.1) crashes. It doesn't matter what I'm doing, it only stays open for a couple of minutes, then it just completely ...
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272 views

ffmpeg: keyframe extraction with pts

I have an ffmpeg newbie question, I am extracting keyframes from streams using this command: ffmpeg -skip_frame nokey -i {0} -vsync 0 -r 30 -f image2 keyframe-%09d.jpeg However, instead of an auto-...
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Resize video while live streaming with ffmpeg

My server uses this command to stream a video (1280x544): ffmpeg -re -i c:\ffmpeg\This.mp4 -vcodec copy -acodec copy -movflags faststart -f mpegts tcp://192.168.1.82:1234?listen Now, I would like to ...
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Trying to sync multiple ip cameras in ffmpeg, having trouble finding the timestamps of each frames being sent

I am quite new to ffmpeg. I am wondering if it is possible to get the timestamps of a live video stream from ffmpeg. I read that as the first packet in RTP protocol is sent, it contains the NTP ...
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How to set up Red5 server for streaming iOS app to other mobile phones and web browsers?

I would like to set up a Red5 server to broadcast from an iOS app to other mobile phones and web browser. I am new to streaming. What do I need in addition to the basic Red5 release I downloaded from ...

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