Questions tagged [vlc]

vlc is a media player that comes with codecs for most of the audio and video compressions currently in use. Use this tag for question specific to vlc. For non-specific questions the generic [video] or [audio] might be more appropriate.

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Why VLC couldn't play .mp4 properly?

Parole Media Player can play .mp4 properly on openSUSE 15.5, perhaps openSUSE 15.5 has enough codecs. While VLC only can play sound, and a few seconds of .mp4 video, how to set VLC to get over this ...
agjeet's user avatar
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VLC succeeds in playing AMR files under Debian 12 but not under Mobian Bookworm

I can play AMR files with VLC by using the codec named "samr" on my computer under Debian 12 but it doesn't work under Mobian on my Pinephone, I have no sound and I get the following error ...
gouessej's user avatar
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VU (dB) meters for surround 5.1 (PipeWire, KDE, Debian)

I guess this is sort-of a software recommendation question, but if I post it there I think even less people will be familiar with this specific setup (5.1 surround, Debian 12, KDE and PipeWire) I ...
Nick Bailuc's user avatar
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1 answer
40 views

Why the process still can be listed after killing them?

List all process running vlc: debian@debian:~$ ps aux |grep vl[c] debian 14482 0.1 2.2 2882968 136428 ? Sl 10:19 0:02 vlc -I telnet --telnet-host 192.168.31.167 --telnet-port 4212 --...
showkey's user avatar
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1 answer
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Mono cannot find LibVLC or MPV on NixOS

I am trying to use SubtitleEdit, a .NET application, on NixOS, using Mono. This has worked in the past with other distros, but for some reason SubtitleEdit cannot find mpv or libvlc on NixOS. ...
TheLabCat's user avatar
  • 105
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1 answer
848 views

How to merge multiple mp4 files as chapters in a final mp4?

I have folder with files named like 0001.mp4, 0002.mp4, ... I want to merge all these files to a combined.mp4, and I want it to have an internal chapter marks. It is convenient when playing for ...
Ashark's user avatar
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8 votes
1 answer
522 views

How to create a virtual ISO file from /dev/sr0

I want to create a virtual ISO file from /dev/sr0, without having to create an actual ISO file. The purpose is to share it to an Android device running VLC. Android/VLC is only able to open discs (...
Ken H's user avatar
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Viewing mp4 file on shared hard drive with VLC

I have a hard drive shared in my local network (from windows). I'm accessing it via Dolphin with almost no issues (sometimes I have to input password 10 times before it lets me enter), but when I open ...
kanjobazooe's user avatar
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1 answer
1k views

VLC media player: hotkeys to change size of subtitle font

VLC media player 3.0.18 Vetinari (revision 3.0.13-8-g41878ff4f2) Linux 6.1.3-arch1-1 I want to increase/decrease the size of the subtitle font using keys. The default setting requires the mouse wheel ...
Stephen Boston's user avatar
3 votes
3 answers
205 views

VLC takes up 600 MB RAM. Why?

I have 2 instances of vlc running. One is playing. One is paused (and mostly swapped out). top - 14:25:01 up 23 days, 19:19, 69 users, load average: 2.36, 2.61, 4.19 Tasks: 905 total, 3 running, ...
Ole Tange's user avatar
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vlc playback issue after using pulseaudio jack sink

Distro: Debian Bullseye Audio interface: M-Audio M-Track 2X2M, Focusrite Scarlett 2i4 I can play any sound fine with vlc, mpv, quodlibet, firefox. I start jack and I can still plays sound by telling ...
Jérôme's user avatar
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1 answer
365 views

Unable to play "mp4" video downloaded from security camera NVR

I have a HeimVision security system and I tried downloading videos into my debian system for analysis. Edit: I uploaded the file online: I tried playing this with VLC, but no video is displayed, only ...
user84207's user avatar
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772 views

VLC not changing cover art

I'm using VLC Media Player v3.0.16 (Vetinari) on Ubuntu 22.04. I have some .mp3 files I obtained from an external source. The files came with cover art images that I'd like to change, but I can't ...
Darien Marks's user avatar
1 vote
2 answers
329 views

Linux Service vlcpulse access denied

I have a service running on Raspbian OS 11 lite on a Raspberry 3, which should play audio for me. [Unit] Description=My script to monitor the shutdown button After=multi-user.target [Service] ...
maja95's user avatar
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732 views

Error starting video in vlc via command line on a Raspberry PI 4

I recently installed the OS Raspbian 64 bit lite (Without User Interface). Since I need it to play a video file, I use the VLC player which I also successfully installed via SSH with the command: sudo ...
labo28's user avatar
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How to set a keyname (or keycode) as a hotkey for vlc?

I want to map keycode 168 (KEY_REWIND according to virkeycode on ubuntu) to Shift+Left (as it's the default hotkey in vlc for "very short backward jumps") and keycode 208 to Shift+Right. ...
user174174's user avatar
1 vote
0 answers
3k views

Pamac error - Failed to prepare transaction: invalid or corrupted database

I was trying to install VLC in my linux manjaro , but when i do pamac update this happens - pamac update Warning: Building packages as dynamic user Warning: Setting build directory to /var/cache/pamac ...
Saksham Sahgal's user avatar
1 vote
1 answer
181 views

Is it possible to make SMPlayer check for and load external subtitles from a subdirectory (e.g. ./Subs/*.srt etc)?

I generally use VLC and that works fine most of the time but at a recommendation to check out mpv and mpv-based players, I have been trying to see if SMPlayer would also work for my needs. However, I ...
zpangwin's user avatar
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VLC Crashing when loading any video

When trying to open any video in my Linux distro, be it an mp4 file or movie ISO, VLC would immediately crash. None of the current resources online helped my case. Does anyone have any fixes?
marksmansnakeeyes's user avatar
1 vote
0 answers
215 views

VLC: undefined symbol

Whenever I try to run VLC, I get the following error: vlc: symbol lookup error: /usr/lib/libvlc.so.5: undefined symbol: vlc_object_hold I've tried uninstalling it and reinstalling it (as well as ...
TSJNachos117's user avatar
1 vote
0 answers
513 views

VLC - Cannot connect to UDP stream

I try to connect to an existing UDP stream on udp://IP:1234, but this does not work on my Ubuntu 20.04, it just keeps loading. I know that the stream works because I've tested using a Windows VM. ...
N. J's user avatar
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1 answer
190 views

V4L2 Webcam has weird colours in Motion stream, normal on VLC

I've set up a webcam stream with Motion to use with Octoprint on my Raspberry Pi 4 (Raspbian 10). With my main webcam (Logitech C270) it works well as expected. I was testing to see if I could use a ...
Nouvilas's user avatar
2 votes
1 answer
2k views

Video glitches when files are played in fullscreen (screen tearing in VLC & MPV in Debian11/KDE)

When playing videos like movies with the Kodi media center, the videos often have lots of glitches. I tried it with the VLC player, MPV and DragonPlayer on Debian11/KDE and it occurs with all of these ...
mYnDstrEAm's user avatar
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1 answer
2k views

How to use clipboard-cli on Wayland?

I am using this module gtts-cli for text to speech conversion. more info here-> https://gtts.readthedocs.io/en/latest/cli.html Basic syntax is $ gtts-cli 'hello' --output /tmp/hello.mp3 && ...
an0nhi11's user avatar
3 votes
3 answers
2k views

VLC doesn't open through terminal or GUI

I installed VLC through terminal but it shows: bash: /snap/bin/vlc: No such file or directory I also tried: which vlc and it showed: /usr/bin/vlc When I try to run it through sudo su, it shows this ...
Haadee Bin Hafees's user avatar
1 vote
0 answers
395 views

Changing which program responds to media keys

When I start a VLC instance, I can control it with media keys (Fn, BT headphones, etc.). But if I then start a second VLC instance simultaneously, I cannot control that one with media keys. That's ...
Fabian Röling's user avatar
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1 answer
63 views

Why is the string format for VLC not working for my snapshots?

EDIT: Nevermind, I just switched to celluloid with a mpv conf for what I wanted. I wanted the snapshots to have the $t prefix (video file title) but I get no prefix at all, all I get is _2021-08-16-...
オパラ's user avatar
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0 answers
553 views

Can not install VLC Media Player on Fedora 34

when i try to install VLC # dnf install vlc , i get these Errors: Error: Problem: package vlc-1:3.0.16-1.fc34.x86_64 requires vlc-core(x86-64) = 1:3.0.16-1.fc34, but none of the providers can be ...
erikmsi's user avatar
1 vote
1 answer
1k views

How to play a playlist continously?

I have a video file which is 20 seconds long. I cut this video file into segments like video_file_0 -> starts at 0:00, ends at 0:02 video_file_1 -> starts at 0:02, ends at 0:04 video_file_2 ->...
Oğuzhan Karahan's user avatar
0 votes
1 answer
278 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
1 answer
2k 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
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0 answers
2k 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
2 answers
1k views

Script with Crontab runs VLC Video Without Sound

I have set up a testing script to play videos on VLC-3.0.12 (Manjaro) using crontab (cronie-1.5.7). The file in question looks like this: #!/bin/bash ## YES, I'M RICKROLLING MYSELF FOR TESTING [[ &...
DrJeff16's user avatar
1 vote
1 answer
1k views

Capturing all frames with VLC scene-filter

I'm attempting to use VLC's scene-filter to extract all frames from an mp4 video. The video in question runs at 25fps, and is precisely 38s long. In the command line, I ran with options: --video-...
10GeV's user avatar
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0 answers
136 views

python3 script runs on startup using (crontab -e ) for sometime and after that it automatically stops. why?

i am using Raspberry Pi 3 to run a python3 script which runs VLC player to display images and videos, it run smoothly and continuousl when i run manually in the terminal like sudo python3 /home/pi/...
Zain ali's user avatar
4 votes
2 answers
2k views

What causes a bad quality image in VLC?

The video in VLC has like blurry horizontal lines that are mostly visible with writings. This doesn't affect the subtitles, only the video. I tested the same video with VLC (left) and the default ...
Nonoreve's user avatar
2 votes
1 answer
276 views

How to get data from VLC player

I need a command or a python code to get all data like the name of the file which is playing in VLC and hour:minute:second of the video. Sample Output: pc@system: $ TheCommandLine File : /home/rev/...
Revisto's user avatar
  • 121
1 vote
0 answers
93 views

H265 - a codec only for powerfull computers?

I have converted a video of mine with ffmpeg into H265 codec. Great: Much smaller at the same quality. But then I noticed the video is blocky. I thought there was an error during re-coding. But no: I ...
Make42's user avatar
  • 647
2 votes
2 answers
2k views

Codec Issue with OpenSuse (Tumbleweed)

I just installed OpenSuse for the first time in my life. I am trying to run some videos on it. But VLC throws an error VLC could not decode the format "h264" (H264 - MPEG-4 AVC (part 10)) I ...
hell_storm2004's user avatar
5 votes
1 answer
660 views

How to detect if user is watching a full screen video?

Current Situation I'm suspending my laptop after a 30 minutes of idle state. I'm using this code inside this script to detect the idle duration. Original Problem VLC (and I'm pretty sure that any ...
ceremcem's user avatar
  • 2,271
1 vote
2 answers
1k views

Systemd + Python Script that runs VLC doesn't allow dbus control access to VLC

OK, this is weird. I have been battling this all day & have been unsuccessful as of yet. I am working on a project that is Python based. The project is started via systemd scripts. Weird thing is ...
Rich Johnson's user avatar
1 vote
0 answers
207 views

How to setup VLC to use Infrared remote control using LIRC

How can I setup VLC to use Infrared remote controls using LIRC ?
Abdelali Laaraje's user avatar
1 vote
1 answer
2k views

VLC: cannot open ALSA device "default": Connection refused

When starting VLC I get: [000055d167ad3e80] alsa audio output error: cannot open ALSA device "default": Connection refused [000055d167ad3e80] main audio output error: module not functional [...
Ole Tange's user avatar
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1 vote
1 answer
532 views

How to set VLC volume with qdbus?

Seems like this should be pretty simple. I can see the volume this way: #> qdbus org.mpris.MediaPlayer2.vlc /org/mpris/MediaPlayer2 org.mpris.MediaPlayer2.Player.Volume 0.600006103515625 I can ...
robbie.huffman's user avatar
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0 answers
116 views

VLC does not play some specific MKV file anymore from my sambashare folders

VLC 3.0.8 worked perfectly since last week, but lately it does not want to play files in a certain folder from a samba server installed on OMV on a raspberry pi. It is weird since it will play them ...
Alessio_110's user avatar
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0 answers
26 views

VLC Activation Issue under Gnome 3.20

I am able to 'double click' on any Video File and it will open and play properly. If I click on the Icon (either under favorites or on my desktop) nothing happens. They both are using /usr/bin/vlc ...
robertdaleweir's user avatar
1 vote
0 answers
41 views

Usage of cvlc with coproc

I'm trying to feed to file descriptor .mp3 files the with the dummy interface of vlc, i.e., cvlc, in order to add to a playlist on the fly or override the entire file descriptor with new data (new ....
amosmoses's user avatar
0 votes
2 answers
308 views

Cannot install/upgrade packags in linux mint, both terminal and package manager

As mentioned, cannot install packages. I tried to install VLC in package manager and there's an error message installArchives() failed: Selecting previously unselected package libaribb24-0:amd64. (...
SodaWithoutSparkles's user avatar
1 vote
1 answer
4k views

How to increase DPI for VLC media player in Cinnamon on UHD display?

My laptop display has HiDPI, (282.42 PPI eXtra High density according to calculator), is of size 15.6 inches with resolution 3840 x 2160 and scaling set on Double (200%) DPI in my Linux Mint 19.2 "...
Vlastimil Burián's user avatar
0 votes
0 answers
4k views

passing a referrer link using a m3u playlist file

I can pass a referrer link in VLC using a Lua file by typing in vlc ipchannel.lua (see example of Lua file below). But how can I pass a referrer link using an m3u playlist file? Example of working ...
Rick T's user avatar
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