Questions related to video playback and recording in Ubuntu. For questions about video cards, use "graphics".

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59 views

Can't record in high quality

I finally gave up on SimpleScreenRecorder for many reasons, and I'm now trying to use OBS. It seems like it works much better, but I can't figure out how to configure it correctly. There are very few ...
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2answers
109 views

Totem & VLC not working [closed]

Totem (or "Videos") & VLC media player is not working, they both refuse to play any videos of any format i tried. By "Refuse" i mean crashing, not responding, or even just plain old skipping the ...
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0answers
146 views

Rotate a Video in gstreamer pipeline

I have this pipeline to record from two webcams simultaneously: gst-launch-1.0 -v v4l2src device=/dev/video0 num-buffers=300\ ! "video/x-raw,width=800,height=600,framerate=30/1" ! videorate\ ! ...
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0answers
11 views

Video Disables Keyboard

When I open a video in Totem, the keyboard is disabled, as well as the right mouse button and some actions with the left mouse button. Does anyone know what the problem may be? Debugging it is ...
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1answer
108 views

Just installed Ubuntu 14.04 and it is extremely slow, painfully so

I just installed Ubuntu 14.04 (32 bit, as that was recommended for 2gb or RAM or less) on a Acer Veriton N281G D425 Intel Atom 1.8GHz 2GB RAM and a 500GB HDD. This is a small box computer that I got ...
3
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1answer
74 views

How to mostly automate authoring video dvds?

How to take a few hundred video files of various formats and put them on dvds, with a dvd menu item for each video file? Automated to the extend that doing any action for each and every file is too ...
2
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1answer
158 views

Ubuntu 14.04 LTS (Trusty Tahr) won't output HDMI or boot

I have a custom PC with Windows 10 installed. I installed Ubuntu 14.04 LTS into dualboot three days ago, but I'm unable to boot into it. When I start up the computer the GRUB bootloader shows up and ...
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0answers
145 views

SMPlayer image tearing, slow

In smplayer I have image tearing problems. Both with nouveau and nvidia. the video output it's xv when I change the the video output to vdpau (on nvidia drivers) beside image tearing the player works ...
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0answers
60 views

Image tearing (FF+VLC)

I noticed a strange problem. If I run FF with youtube and playing a video in background (360p,720) and play a video(dvdrip, 1080p x264 mkv,1080p x264 mp4) in Vlc I notice image tearing, or something ...
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0answers
82 views

Is there a transcoding script for Mythbuntu recordings to mp4/mkv etc?

The scripts listed on the mythtv wiki for seamlessly transcoding live TV recordings to a compressed format such as mp4 no longer seem to work with mythtv 0.27 or later. There is also the issue of ...
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37 views

webcam changes the color of video depending to the surrounding light conditions in a weird way

I am using Kubuntu 14.04 LTS on a Thinkpad T410 Whenever I am using video chat clients like Skype or Jitsi the video tends to change its colour depending on the sourrounding light. Outside with the ...
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162 views

Upgraded to Ubuntu 15.04 machine is extremely slow

I recently upgraded to Ubuntu 15.04 Vivid Vervet from Utopic Unicorn. I'm a bit of a noob here. My machine was running great before the upgrade, however now, everything has slowed to a crawl. browsing ...
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0answers
374 views

Can't play full hd video in youtube

I have ubuntu 14.04 and I can't reproduce full HD videos in youtube(mozilla and google chrome), only HD, How can I fix this problem?
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0answers
119 views

Can't change resolution and slow video

I have a very old desktop which we use for music and youtube etc. We installed linux ubuntu 14.04 LTS instead of windows, slightly improving speed except for video. My configuration: ...
2
votes
2answers
3k views

Merge multiple mp4 files into a single video via the terminal [duplicate]

I am trying to concatenate a directory full of .mp4 files into a single video through the terminal. I have found plenty of methods that say they can do this but either require FFmpeg (which, to the ...
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0answers
54 views

Is there any tool available for AV Sync Verification for video files?

I have a bunch of video files, I want to check their audio and video are in synchronization. I thought of writing a script for same. But I'm not getting proper base how to do that.
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0answers
61 views

Cinellerra rendering videos with thick green line under them

As far as I can tell, the entire video is shifted up about 15 pixels, so the top of it is cut off and the bottom is is just a green bar. I am using cinelerra-5.0-ubuntu-14.04.1-x86_64-20150817-static. ...
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1answer
111 views

Cheese not detecting webcam

I'm trying to record video with a webcam I bought (Logitech C170), looks like Cheese doesn't detect it). It is wierd cause other apps like Camorama detect the webcam correctly. Camorama only takes ...
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0answers
176 views

Default Video Player in 15.04 doesn't play DVDs

What's strange about it is every other video player WILL play DVDs. It's just the default video application that won't... If I double click on the DVD icon in the player's initial window, it will ...
0
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1answer
45 views

MKV seek broken after re-encoding

I have a few MKV files that need the title to be changed. My searching has led me to understand that re-encoding is the the easiest way to do so. mediainfo on one of the files General Unique ID ...
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0answers
117 views

Distorted playback of x265 converted via Handbrake in totem

I am experiencing a problem in playing x265/HEVC videos on totem player, but only the ones which I converted via Handbrake Converter. But the same video plays just fine on VLC. On totem the audio ...
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0answers
15 views

After using recording software, all media players crash

After using Hydrogen or Ardour, I cannot use a media player. I have to shut down my PC and turn it back on, in order to listen to music or play videos. I cannot play the tracks I've created nor any ...
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0answers
56 views

Lubuntu 15.04 Issue - Videos go too slow

I use an old desktop computer, BIOSTAR P4M800-M7A motherboard, with a dual core Intel P4 64-bit, at 3 GHZ, CPU, with 2GB RAM. I use Lubuntu 15.04, 64 bit, with all the upgrades suggested by the ...
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vote
1answer
156 views

avconv: Saving MP4 Process Hangs

not entirely sure if I should post this on askubuntu or stackoverflow. I'm setting up a website where users can upload videos and share them. I'm using avconv to reduce the video size and save it ...
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0answers
51 views

ODP to SWF to OGG Animation Problem

I created a small .odp file containing some simple text animations using LibreOffice that I exported to SWF. Now I want to use the text animation in Pitivi to add a short soundtrack to the animation ...
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2answers
97 views

Video codec for making home videos smaller?

Complete video beginner here. I have a bunch of old videos in multiple formats and codecs - like birthday videos, undergrad random captures etc. There is a large number of files that amount to ~25GB ...
2
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0answers
47 views

My ubuntu freezes when I switch workspaces with a full screen video playing

One cool thing about my mac is I can switch workspaces while having a full screen YouTube video running. On my Ubuntu machine it causes the video to freeze. Sometimes it works (with a little ...
1
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0answers
878 views

Why video played by VLC media player are blurred compared to MPV media player?

Image 1 is VLC media player image and Image 2 is MPV media player image respectively. Details as follows: Video Details: Format: x264 1080p .mkv File size: 10.5 GB VLC media player ...
2
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0answers
108 views

Unable to convert to x264 mkv

I want to convert an mp4 file to mkv with the video format as x264 and audio as libmp3lame Mediainfo for the file gives: General Complete name : file_in.mp4 Format ...
1
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0answers
96 views

Dpi/Screen Resol. Test-Case [Ubuntu-Desktop] (seemed to be better with Nouveau) — Xorg Display Server vs. Proprietary Nvidia .Xorg Drivers

When I first installed Ubuntu I noticed that the plymouth display screen (command-line initialization display or w.e.) Was printing lines of high-dpi text, and just as well, the desktop environment ...
1
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0answers
62 views

Google Hangouts Video Playback Performance

I've been trying to use Google Hangouts for video chat on my Ubuntu machines but the performance has been atrocious. My laptop is a Galago UltraPro from System 76 with an i7 and 16gb of RAM. My ...
1
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1answer
43 views

requirements and settings to be able to stream a larger video(20 minutes over 200 meg, mp4) on a ubuntu server running apache2, php5.4 and fastcgi?

I've got it working on smaller videos using owncloud , Ubuntu 14.04, apache2 fast CGI, etc. It works on a 1 minute video but if it is longer than 2 minutes it has to download the whole file before it ...
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0answers
170 views

How to download a video from rtmp protocol behind proxy using rtmpdump?

I am trying to download video from rtmp://flash.dce.harvard.edu/bounce/mp4:2015/01/14328/L01/14328-20140902-L01-4-h264-av1248-16x9-852x480.mp4. My college internet runs behing proxy, Is there a way I ...
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0answers
34 views

what can I use to watch videos on the web other then flash

The flash player is getting slow lag all the time volume control is in the middle of the video and don't work. I'm tired of trying to fix it and just want to use something that works better and works ...
1
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0answers
25 views

Player that can make image sequences?

I want to make a sequence of images from a video (like when I want to make a gif), but I can't find a media player that can do it. I tried some apps like QGifer or Gimp GAP plugin, but none of those ...
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0answers
33 views

Video recording/playback problems

I have a couple problems: 1. Whenever I put a YouTube video into fullscreen, Unity shows up on top. 2. Whenever I try to do a screen recording my screen turns black, irreversibly with the exception of ...
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0answers
25 views

How to flip video in oneshot video editor (ubuntu 15.04)

How do flip video in the one shot video editor I'm new to one shot video editor so I was wandering if anyone can help me here.
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0answers
88 views

Bad sound and video quality on World of Tanks (Through WINE)

I have installed World of Tanks using Play on Linux and the installation was successful. When I enter the game (apart from the longer than expected loading times), the sound quality is poor (i.e. ...
1
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0answers
143 views

avconv Creating Corrupt (0 KB) Video Files

EDIT: I have seen this question: avconv creates zero byte file while trying to downsample mp4 video Unfortunately, it's not the same problem. I'm trying to use avconv in conjunction with a website on ...
3
votes
0answers
402 views

High CPU with web streaming videos

Every time I start watching some video within a browser (both Firefox 40.0 and Chrome 44.0.2403.157 64-bit with no extensions) the CPU usage gets 100% (according to htop and system monitor) freezing ...
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0answers
97 views

Why does my computer run so loud when I use services like Netflix?

Okay, so I have been having this annoying issue since I installed Ubuntu on my computer. When I had Windows installed, it would not run the fans of my laptop unless it was sitting on a surface that ...
2
votes
1answer
785 views

recording audio or video from google hangouts

How can I record audio or video coming from a google hangouts session? Any recommended programs for linux and how to do it? PS: I'm using Ubuntu 14.04 64bit
1
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0answers
82 views

lossless jpg to video conversion

I am trying to create a time lapse video from a bunch of jpg files. When I use the files as they came out of my camera everything works fine. Now I averaged however over multiple images to improve ...
1
vote
1answer
46 views

Play dual movies, using two sound devices one for original version and the other one for dubbed

I have some movies, in avi and mp4 format, with two sound channels. It would be great, if I could play both channels on different sound cards to be listened with earphones (one for me and the other ...
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2answers
231 views

Gameplay screen recorder for Ubuntu?

Are there any gameplay screen recorders out there for Ubuntu? I can't seem to find any... Btw I intend to use it for Urban Terror recording.
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1answer
199 views

Ubuntu 14.04 lags after watching video on Internet

When I turn on my computer, everything works just fine, Ubuntu is perfect. But after watching some videos (both HTML5 videos on Youtube and Flash video) on Internet, it starts to lag. Could anyone ...
0
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0answers
131 views

Audio in videos is playing in slow motion on Google Chome browser.

I'm having a technical problem. The audio is playing in slow motion (SoundCloud, Youtube, DailyMotion, etc.) on my Google Chrome browser. But the sound is working fine when I use Internet Explorer. ...
0
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0answers
35 views

Ubuntu 15.04 low video quality

I've got Ubuntu 15.04 running on VMware player. For whatever reason when I go into the full screen with vmware the video quality gets really low. I'm on a laptop acer aspire E1-572G Any way to fix ...
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0answers
668 views

EasyCAP and somagic-capture

I have looked at the existing postings on this and can't find a solution. I'm using ubuntu 14.04. I have and EasyCAP device and get the following from lsusb when I plug it in: Bus 001 Device 006: ID ...
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0answers
42 views

Edit mp4 container contents with ffmpeg? NOT convert container

Hey most people ask how to get from one container to another one but I want it the other way around: I have a mp4-like container with a few audio streams that I want to get replaced by my own audio ...