Linked Questions

1 vote
0 answers
189 views

How do I install h.264 decoder? [duplicate]

I am using 20.04 GNOME. I tried to delete VLC with aptitude, which also somehow deleted h.264 decoder required to play some videos. So I can't play videos on my machine any more. I've downloaded ...
Gabriel's user avatar
  • 11
30 votes
9 answers
201k views

How to install h.264 decoder?

I tried playing videos in movie player but only the audio could be heard. I tried playing the video with dragon player but here also only the audio could be heard. A message box appeared showing the ...
sonakshi's user avatar
  • 313
8 votes
4 answers
41k views

How can I play mp4 movie on my ubuntu OS?

I recently downloaded a movie in MP4 format. It is not playing in VLC player. The player shows the message: You are missing codec pack to play this movie. I searched for the codec pack but I didn'...
user3289365's user avatar
4 votes
1 answer
68k views

How to install mpeg-4 aac and h.264 decoder on Ubuntu 10.10? [closed]

I'm trying to play a video which requires the above mentioned plugins. I've looked at a few answers on this topic here but it hasn't resolved the issue for me. What I've tried until now : sudo apt-...
user481913's user avatar
6 votes
4 answers
19k views

Firefox won't play MP4

I have Ubuntu 18.04.3 LTS installed on by Dell with firefox 68.0.2 (64-bit). ubuntu-restricted-extras is installed and several option in the about:config are enabled for mp4. A few days ago MP4 did ...
David's user avatar
  • 71
3 votes
3 answers
5k views

libavcodec - codec not found

I am trying to run this program from ffmpeg c documentation. It is compiled successfully. But showing "codec not found" when I am trying to execute. I am using below command to compile. gcc -o ...
emb-pro's user avatar
  • 31
0 votes
1 answer
4k views

I can't play mp4 video with VLC

I'm running Kubuntu 21.10. I've installed ubuntu-restricted-extras, ffmpeg,and gstreamer1.0-libav, and I still can't play a video from an mp4 file using VLC. When I select the mp4 file, the select ...
Paul A.'s user avatar
  • 2,141
1 vote
1 answer
5k views

How do I get H.264 support in Opera in 20.10 installed via .deb from official site?

How do I make Opera in Ubuntu 20.10 to support H.264? How to install the MPEG-4 AAC decoder and the H.264 decoder? I tried following but H.264 videos on Opera still not playing: $ sudo apt install ...
nazar2sfive's user avatar
  • 1,335
1 vote
1 answer
1k views

Ubuntu 23.04 firefox PPA no decoder found for audio/mp4a-latm

When I go to Proximus Live TV on my Ubuntu 23.04 laptop with Firefox 113.0.2 from https://launchpad.net/~mozillateam/+archive/ubuntu/ppa?field.series_filter=lunar Just running firefox from the command ...
BertRAMAerts's user avatar
1 vote
0 answers
2k views

Raspberry 4b, 8GB of RAM, Youtube playback issue, video tearing, choppy, looks like 4 fps

I have this video playback issue with my Raspberry Pi 4b, 8GB of RAM. My operating system is UBUNTU Desktop, 64 bit version. spinn2046@UbuntuDesktop:~$ uname -a Linux UbuntuDesktop 5.11.0-1027-raspi #...
michal roesler's user avatar
0 votes
2 answers
1k views

How do you change from icon to list view in 20.4 [duplicate]

It must be there somewhere but it eludes me at the moment.
Vic's user avatar
  • 151
0 votes
0 answers
796 views

Parole asks for extra software to decode MPEG4-AAC videos

I use UbuntuStudio 18.04.1 LTS and Parole 1.0.1. Some kind of 4K UltraHD videos I had downloaded from YouTube, produce the following effect: Parole asks me for extra software to decode MPEG-4 AAC. ...
Juan's user avatar
  • 1,787
-4 votes
1 answer
278 views

After installing dvd source for playing dvd's I got this!

I installed restricted extras, multiverse, other codecs over a week period periodically found out how to get libdvdcss2, and libdvdread4, both where not supplied by the terminal, bash or shell. ...
Jester Observer's user avatar
0 votes
0 answers
181 views

Why no sound on one computer?

I installed Ubuntu 18.04 on 2 separate computers. On one of them I play a video and it seems to play all formats, and on the internet, youtube, there is sound. On the other computer, there is no ...
P Simdars's user avatar
  • 257
0 votes
0 answers
32 views

Error while installing new packages in ubuntu [duplicate]

04 and I was trynna install a Screen recorder in my ubuntu. I installed SimpleScreenRecorder and when I was trying to record the files there was this error "H.264 decoder is required to play this ...
Samanyu Mehra's user avatar