Questions tagged [video]

related or about the video issues, the range varies from playing a video file, the formats, tools to work with it in *nix operatin systems up to issues surrounding it in specific environment (ie. console, framebuffer, X11 ...)

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Mate session does not respond/Two video drivers at the same time working

After starting the session, the Desktop stops to be responsive, it does not show menus, it does not launch applications, even when using a terminal and the wallpaper first is loaded but after stopping ...
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54 views

jitsi-videobridge.service: daemons using outdated libraries

Ever since the installation of the Jitsi video conference software, when executing needrestart, a utility that checks which daemons need to be restarted after library upgrades (or each time new ...
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How to set the resolution in text consoles using Nvidia proprietary driver, without using GRUB

I just installed an Nvidia GPU, with the properitery Nvidia drivers, for better speed & support. The text console's resolution feels very small compared to the actual resolution of 1920x1080. I'...
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Icecat audio/video problems

I seem to be experiencing some problems with audio/video in Icecat (security-focused derivative of Firefox) , for example when trying to play You Tube videos. Frequently, I start playing a video and ...
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Merge and reduce video file with ffmpeg

I'm trying to merge an opus and webm to single webm video. but at the same time, I also want to reduce the video. I already add some command from this solution. It works from some people but not me. I ...
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Fedora installed on USB drive boots from laptop w/nvidia card but not pc w/amd card

I have Fedora 30 installed on a thumb drive which I use for work. I use it both on my home PC and my work laptop. My home PC has a Ryzen 2600X CPU and an AMD RX 590 video card. Recently my work ...
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25 views

I can't play audio and video sometimes

Sometimes I can't play audio and video on my computer, both local files and online videos are affected. I can still drag the timeline bar and the image of that frame will show, but I just can't play ...
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21 views

Broadcast Camera stream over 5G Wifi network to multicast address using FFMpeg

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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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 ...
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1answer
34 views

ffmepg - How to reduce size of video with many still images

I have many videos that contain mostly still images with almost no motion. Only in some sequences there are animated scences with much motion. Now I want to reduce their filesize, but ffmpeg with crf ...
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How to share audio and video via video-chat software on linux?

Me and my friend are both using Fedoras latest version (at the moment 31) and want to video chat with monitor/sound sharing, so we can watch a movie together. I've tried several options to meet this ...
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35 views

Intuitive image sorting

I have photo collections (consisting of several photo sets each) where all the file names have been randomised and where files have been modified in random order so that sorting them by file name or ...
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ffmpeg creates a broken video

The video created by this command: ffmpeg -y -framerate 25 -i picture.png -i sound.wav -vcodec libx264 -crf 20 -preset medium -acodec aac -vf scale=1280:-2,format=yuv420p output.mp4 is not accepted (...
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Fedora: Re-enabling a disabled monitor

I am new to Fedora and caused an issue I need resolved. I went into display settings and disabled one of my monitors (#3) and it shut off like I expected. Now I want to re-enable it, but I cannot seem ...
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1answer
108 views

How to make linux userland applications think that laptop lid is always open?

THE GOAL: I'm trying to make my linux laptop (a T400 ThinkPad with Libreboot) behave exactly the same way whether the lid is open or closed. To put it another way, I'm trying to simulate a laptop ...
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65 views

Unable to install openchrome driver

After install needed dependencies I have follow in terminal: svn checkout http://svn.openchrome.org/svn/trunk openchrom svn: E170013: Unable to connect to a repository at URL 'http://svn....
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Warning:raw1394 kernel module not loaded or failure to read/write/dev/raw134e94!

I’ve been using Ubuntu since 2015. I’m a videographer. I have an Asus ZenBook 15 Pro which has Ubuntu 18.04.3 LTS installed on it. I want to edit on this machine. My problem is as follows: My ...
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Problem with playing video from shared folder in LinuxMint 19.2

My system is LinuxMint cinnamon 19.2 on laptop Lenovo G30-50, shared folder is on WD MyBookLive device connected to the router via wire LAN. My laptop connected to the network via WiFi. I can download ...
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Play .MP4 video and its frame index

I am using Videos to play .MP4 video files in Linux. Sometimes I also use VLC media player to play these files. They are great in Linux. However, either of them has one feature I desperately want to ...
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24 views

Transform a video from mov format to aiv format

In the linux environment, are there any tools that can transform a video from mov format to aiv format?
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149 views

One physical device mounts two /dev/video devices; which will cause fswebcam to throw an ioctl error?

The presenting problem and symptoms: I've found that for each individual physical USB web camera I attach in Raspbian, a pair of such /dev/video devices is created. When I try to capture an image ...
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xrandr Dual Monitor on Raspberry Pi

(I have asked this question on the Raspberry Pi forum as well, but hoping that there may be general (U|LI)nux advice I can get.) I am trying to get xrandr to recognize both the HDMI video and a 3.5" ...
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Kali Linux does not enable color profiles when I use a kvm switch

I have a computer with a generic Radeon card running Kali Linux. The install is a week old. When I plug the computer into a kvm switch cable, the only color displayed is the dark blue of the Kali ...
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How can I maximise a video in a tiled window only?

Say I have 3 windows tiled on my workspace. A vim terminal session tiled vertically on the right A pdf tiled in the top left corner A youtube video playing in chrome and tiled in the bottom left ...
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Video playback not working/choppy in Linux Mint 19.2

I have a problem with Linux Mint and video playback. The issue is that opening any .mp4 from disk (don't have any other filestypes) results in video player crash. Tried many different players like ...
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How to increase the duration of the transition effect between multiple video cuts in this ffmpeg `-filter_complex` command

As instructed in Gyan's solution to this question, ffmpeg can be used to interleave two audio/video inputs with a lapse dissolve transition. For example, this command will divide each input into cut ...
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2answers
603 views

Trans-coding hevc / x265 video file using VLC and viewing it on a chromecast

I've been successful at getting VLC to stream a x264 encoded file from a network file share to an old chromecast (which mine doesn't support hevc / x265 directly) using the commands below. vlc -vv --...
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39 views

ffmpeg vaapi encode causes black bar on the right side

I'm trying to transcode an 854x480 h264 mp4 video to an h265 mp4 video using vaapi. The video does come out nice looking, And encodes very quickly. But there is a black bar on the right side of the ...
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37 views

Query the target device for installed PCI devices on ubuntu

Is there a way to query the target device for installed PCI devices on ubuntu. I use VideoCapture Card and 8 cameras. Every time /dev/video* changes but I would like to assign a camera to specific /...
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3k views

How to significantly lower a video file size with ffmpeg without quality loss?

I see there are videos on youtube with 1080p resolution that are more than 10 minutes long and only 50-60 mb in size. I have a video only 3 minutes long and only 720p resolution but unable to bring ...
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27 views

How to record the lock screen and other users sessions?

After I log in to my Linux session I start recording my screen with the command recordmydesktop --fps 2 --no-sound --on-the-fly-encoding --compress-cache --no-frame --v_quality 10 But when I to go ...
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901 views

Script for ffmpeg webcam audio video recording

I've bought the very popular Logitech C920 for creating YouTube videos with ffmpeg. My desire is to build a script for easy recording without bothering with the powerful but rather cryptic ffmpeg ...
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26 views

How to add still images to audios to make a video by FFMPEG?

I have several audio files, and need to add different still images to them. Currently, I make a video of each audio file with the corresponding still image as ffmpeg -loop 1 -framerate 1 -i photo1....
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22 views

Which format my webcam produces

How can i find out which format (preffix) my USB webcam produces ? I want recording webcam to HDD with ffmpeg and i need save the capture record without reencoding because of CPU usage (i using ...
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1answer
518 views

GParted live graphical mode not working

I want to run GParted live 1.0.0.3 on a laptop with both an integrated and discrete graphic card. I managed to start GParted using the "vga=normal" boot option, but X refuses to start either if select ...
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1answer
326 views

How to add an still image while combining multiple audio files in FFMPEG

I combine multiple audio files with FFMPEG as ffmpeg -i 1.mp3 -i 2.mp3 -i 3.mp3 \ -filter_complex '[0:0][1:0][2:0]concat=n=3:v=0:a=1[out]' -map '[out]' out.mp4 Then, I add a still image to the ...
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26 views

What deteriorating component in my laptop is causing poor performance while playing videos

I have a laptop which I have been using for years. I was always able to watch Youtube videos and hours-long HD videos stored on my hard drive just fine. However, recently the device started poorly ...
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1answer
62 views

youtube-dl : how to skip downloads lower than 480p resolution?

When using the popular program youtube-dl, how can I skip download of certain videos, particularly ones that have a lower quality than 480p resolution?
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1answer
17 views

Random lines during screen recording playback

Every time I record or screencast my desktop, once I play it back I get random lines appearing now and then, no matter what media player I use. They're either black or they show fragments of my ...
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45 views

Batch set MP4 create date metadata from filename

On a Linux system, I have a bunch of MP4 files named like 20190228_155905.mp4 but with no metadata. I've previously had a similar problem with some jpg's which I solved manually with exiv2 -M"set ...
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117 views

Linux Mint 19 install and update problems

I'm using Linux Mint, how can I check which Graphics drivers are being used ? I want to enable the Intel Hd graphics drivers, whcih I think are already installed (how would I check?). How do I ...
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1k views

Chromium won't play any Youtube videos, Firefox plays them

I'm using Devuan Beowulf (~= Debian Buster), freshly installed. I can play Youtube.com videos fine using Firefox, but if I try them in Chromium, it keeps shown the loading animation (the circle with ...
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2answers
146 views

How do I use mpg123 to extract the audio from a .mov video to a .wav file?

I have some video files in .MOV format and I want to extract the audio from them to .WAV files. I cannot use MP3 files as I'm trying to feed the sound into a sonographic analysis program (WASP) that ...
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14 views

Play two webcam feeds on top of each other in fullscreen mode

I'm looking for a linux app which I can configure to play on launch the feed of two connected webcams. The feed of webcam 1 should be fullscreen, while the second one should play in a specified ...
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1answer
556 views

How do I reduze the size of a video to a target size?

I want to reduce the size of a video to be able to send it via email and such. I looked at this question where I got good advice on how to reduce it. Problem is that I need to manually calculate the ...
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1answer
4k views

H.264 videos fail in Firefox or Chromium on Fedora 30

https://www.youtube.com/html5 reports my browsers (Firefox 66.0.5-1.fc30 and Chromium 73.0.3683.86-2.fc30) on my Gigabyte GA-970A-UD3 with a Radeon RX-580 GPU don't support H.264. I've tried ...
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63 views

Best way to sync OMXPlayer audio and video?

I am having issues getting OMXPlayer video played on a TV via HDMI to sync with audio streamed over the network. My thought was delay the video output by ~500 ms then use pavucontrol to fine tune the ...
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0answers
26 views

External network display for playing media

On my Windows 10 computer I was able to right click a media file (video) and choose "Play To ..." and then select my Sony Tv which was plugged into the network. The video would then play with the ...
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1answer
358 views

Screen Tearing on Linux Mint Mate with Intel Graphics

I'm experiencing screen tearing with Lint Mint Mate 19.1. Running lspci | grep VGA prints 00:02.0 VGA compatible controller: Intel Corporation Xeon E3-1200 v3/4th Gen Core Processor Integrated ...
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0answers
281 views

Why is VLC Media Player playing videos like this?

Please see the short GIF recorded screencast of the problem in action. This is how all videos open and play, I cannot see a darn thing, just these big colored bars where the color is taken from the ...

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