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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1
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4answers
2k views

Fast tool to generate thumbnail video galleries for command line

I use gframecatcher to generate thumbnail video galleries, i.e. something like this: However this is a GUI tool and I want to create recursively a gallery for every video in a directory structure, ...
1
vote
1answer
18 views

Convert Multiple Videos to Multiple GIFs

What command will convert multiple video files to multiple GIFs? I use the following command to convert 1 video to GIF: ffmpeg -i input.flv -vf scale=320:-1 output.gif I assume I'll need a bash ...
3
votes
2answers
28 views

Video capture device: any chance of getting raw data?

I have a HDMI capture device called Live Gamer Portable (AverMedia C875 USB - 07ca:0875), and it has drivers for Windows and Mac, but not for Linux. As it has Mac support, is it possible to access raw ...
3
votes
1answer
2k views

How to get recordmydesktop to record application's audio on Debian/Squeeze?

I'm on an amd64 Debian/Squeeze install on an Intel DX58SO motherboard. I want to use recordmydesktop to record application's audiovisual output. It's important any audio generated by the ...
0
votes
0answers
44 views

Improve a Gstreamer-OMX h264 pipeline

I run this GStreamer pipeline on a Raspberry Pi: sudo gst-launch-1.0 \ souphttpsrc location="http://192.168.0.101:35004" is-live=true ! \ decodebin name=demux \demux. ! \ queue ! audioresample ...
2
votes
1answer
860 views

How to view adobeconnect video offline?

I want to watch some lectures created with adobeconnect. I have the lectures downloaded to my Ubuntu 12.04 machine. Each one consists of a stream that includes a video window of the professor ...
1
vote
1answer
464 views

Can't find vgaswitcheroo directory in CentOS6

I've installed CentOS6 on my laptop, which has a built in VGA and a discrete (AMD) VGA. I used to switch AMD video off in other distro's (e.g. Fedora, Arch) using: $ echo OFF > ...
3
votes
1answer
54 views

OpenBSD and xorg: How to fully expand shrunken vesa video?

Because OpenBSD 5.5 does not appear to support moderately newer Nvidia cards (mine is a GT 610), I am using the vesa X.Org driver. Problem with vesa is that the displayed image is shrunken and ...
3
votes
2answers
398 views

Viewing a screencast encoded with camtasia

I have downloaded the screencast on this page, http://jaderholm.com/screencasts/org-mode/. I can watch in firefox but the viewer has limited controls. So I would rather watch it on a regular video ...
1
vote
1answer
36 views

How to add ffmpeg/avconv command to Nemo actions?

I would like to have a command like this one ffmpeg -i video.mp4 -vn -acodec copy audio.m4a into a Nemo action (context menu). But that would mean using variables instead of real names of files. ...
1
vote
1answer
1k views

Ffmpeg problems on centOS 5.8 64 bit

I did install ffmpeg with winff, unsuccessfully when I try converting avi to x264, it says I don't have it. When I try to convert mp4 to Xvid I get unknown encoder 'libxvid'. It's like nothing really ...
9
votes
5answers
664 views

Get total duration of video files in a directory

I have a list of .ts files: out1.ts ... out749.ts out8159.ts out8818.ts How can I get the total duration (running time) of all these files?
1
vote
0answers
14 views

Trying to Fix Intermittent Video Freezes

Problem Description: At seemingly random points, the video and audio from what I was watching will hang, and the program will usually stop responding to my input. I typically end up closing the ...
3
votes
1answer
1k views

VDPAU library not found

I want to try this VAAPI backend for VDPAU. I have compiled mplayer with vdpau in Gentoo Linux (amd64) but I get this error: Failed to open VDPAU backend libvdpau_nvidia.so: cannot open shared object ...
14
votes
2answers
2k views

GIF screencasting; the UNIX way

To take a static screenshot of a selected part of my screen, I often use scrot with -s shot.png. This is great for adding illustrations to StackExchange posts. I even found this script to ...
1
vote
0answers
25 views

How do I use VLC to create a video wall effect

I'm trying to build a system that plays a video, such as a scenic landscape or timelapse, split up across 3 large HDTVs to effectively create one large TV. So far, I've got the computer hooked up and ...
0
votes
1answer
17 views

Command to extract audio from video without conversion

I know that flv and mp4 files contain aac audio, while avivideo usually mp3 audio streams. What command (avconv, ffmpeg) would extract the audio without transcoding it?
2
votes
2answers
27 views

Convert video to exactly the same format as another video

Suppose I have two video files A and B. Now I want to convert A to the same format (i.e. same container, same audio and video codec), same bitrate, size etc. as B. Is there a way to do this ...
1
vote
0answers
97 views

Problem installing Radeon Driver

I have a Dell Inspiron 15 model 5547 with a AMD Radeon HD R7 M265. With a clean installation of Arch Linux (I've tried installing Debian too, without success.) I tried installing the open-source ...
0
votes
0answers
14 views

How Can I make SIP Video to match Skype video in terms of quality?

This is a video connection between a Linux PC and an Android tablet. I really, really don't want to use Skype, but the quality through SIP is just not good enough. Trying to change codecs enabled on ...
0
votes
1answer
530 views

Playing or converting .dv4 files in Linux

I need to find a way to playback a number of .dv4 files on Ubuntu 12.04 and Fedora 20, possibly after having converted them to a more conventional format. So far I have managed to convert the files ...
1
vote
0answers
29 views

How to display audio visualization in VLC while playing video?

I've tried enabling all of the entries in Audio → Visualizations, but they don't show up. Disabling the video track didn't help either. Running VLC 2.1.5 Rincewind on Awesome WM.
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votes
1answer
77 views

fullscreen video lagging only on internet (youtube like)

I'm using linux mint 17 with Radeon HD 6400M/7400M Series graphic card. The driver is up to date according to the driver manager of linux mint. I'm surfing the web with firefox 33.0 mint version. ...
2
votes
1answer
628 views

azap from LinuxTV dvb-apps strange signal behavior with Hauppauge WinTV-HVR 950Q

What I want to do I have a Hauppauge WinTV-HVR 950Q USB-TV-Stick. I want to use this stick to successively tune to and read in a certain live TV stream. What I do I trigger a scan and save the scan ...
2
votes
0answers
82 views

Motion command images are jibberish

It seems my motion command config will not take complete pictures. It used to take a few tiny ok images, and a garbled image, now after adjusting it to full resolution it takes a large image of ...
6
votes
4answers
19k views

How can I embed subtitles into videos with ffmpeg?

I'm told it's possible to embed subtitles (.srt) into video files (.avi) using ffmpeg, but I can't find any mention of it in the man page. Is this possible? What command do I use?
1
vote
1answer
35 views

How to remove data that shows up from 'strings' on a file?

I've downloaded a video via a website that forces a login. Thus, it knows my login. If I run the following on it, I get results that I do not want to have: strings video.mp4 | grep "my user name" ...
1
vote
1answer
164 views

Kdenlive complaining about a module missing that is already installed

I'm importing my mini-dv tapes to my computer system, and I installed Kdenlive, and wanted to try it for the task. But it's complaining about a missing module that is already installed. Is this ...
2
votes
0answers
46 views

How do I run webm video file in firefox using HTML5 on linux?

I am using apache server on linux and want to run a .webm video file. I have .webm video file which i am trying to run in firefox (V 12.0) using HTML5 but the browser is showing as "no video with ...
1
vote
1answer
18 views

Trim last few video frames using command line tools only

I am using GStreamer to record to video. Sometimes during synchronization, I need to trim off the last few frames ~15frames or so. What is the fastest tool to do so, that can be launched from the ...
0
votes
1answer
35 views

Installing Kino fails with missing file linux/videodev.h

I'm running into a brick wall here, I'm getting an error on the command: make in installing Kino(Video Editing Software(Dead Project)). Here is the error: make[3]: Leaving directory ...
0
votes
1answer
27 views

Building Kino fails at a module, complaining that it's missing, but it's already installed? [duplicate]

My system is Fedora 20 KDE x86_64, and here is the "in question" missing module: [root@hostname kino-1.3.4]# yum list libdv Loaded plugins: fastestmirror, langpacks, refresh-packagekit Loading mirror ...
2
votes
1answer
41 views

Computer won't restart without recovery mode and mouse is flickering after I added the ppa ubuntu-x-swat/x-updates

I installed Steam a few weeks ago, and it kept bothering me to add the ppa ubuntu-x-swat/x-updates,so I did it yesterday. After I installed it, my computer was fine until I rebooted. The computer ...
0
votes
0answers
19 views

Set HD tag on video files

Is it possible to easily mark multiple video files as HD for iTunes? In subler I can mark a single video as HD but I can't find how to do it for multiple files at the same time.
0
votes
0answers
92 views

How to enable graphics acceleration for SIS 771/671 on Zorin OS 8 lite (lubuntu 13.10)

I'm new at linux. I'm strugling with getting things work properly on my first linux installation on old laptop. Anyone knows how can I check/test my 2d acceleration? See if it's on/off and working ...
0
votes
1answer
33 views

Getting video card product name in terminal

My laptop is equipped with an Intel i5-3317U CPU that, according to this, comes with an IntelĀ® HD Graphics 4000 video card. However, with lspci | grep VGA I get "Intel Corporation 3rd Gen Core ...
1
vote
0answers
110 views

Using RAW video encoding with gstreamer & VLC

I'm streaming RAW video with gstreamer like so: gst-launch-1.0 -v videotestsrc ! rtpvrawpay ! udpsink host="127.0.0.1" port="5000" This outputs the following caps: caps = application/x-rtp, ...
1
vote
1answer
3k views

how to use nvidia vdpau decoding for mplayer video player in linux?

How can I manage to switch on nvidia vdpau decoding on mplayer video player in Ubuntu 11.04? It doesn't work with default options. I've got the proprietary drivers installed: dpkg -l nvidia-current ...
0
votes
1answer
34 views

Mint pc boots to no video … or usb power. What's going on?

This is a problem that's truly got me stumped, and I've been doing support for several decades. I've set up my in-laws with a pc running Linux Mint 13 (so that they don't screw it up like they would ...
10
votes
4answers
642 views

How can I watch Netflix on Linux?

I recently installed Fedora 14 on my home PC so I have a dual boot system running windows and linux. I probably would primarily use Linux on that machine as its older and Linux manages its resources ...
2
votes
2answers
351 views

Remove nth frames of a gif (remove a frame every n frames)

I've recorded a .gif of the screen with ffmpeg. I've used gifsicle and imagemagick to compress it a bit, but it's still to big. My intent is making it small by removing, say, a frame every 2 frames, ...
1
vote
0answers
28 views

Setting the video output for the framebuffer device

I'm working with Broadcom's 97356 device, which contains an HDMI and an analog video output device. I'd like to be able to draw stuff to one of those two devices (or both at the same time!) using a ...
2
votes
0answers
57 views

Open a program (VLC) and move it to the foreground

On a Mac, specifically, when I use the VLC command line to open a video file, it opens in the background by default. How can I instead move it to the foreground whenever I run the command to open a ...
2
votes
3answers
7k views

How to do I convert an animated gif to an mp4 or mv4 on the command line?

What command would I use to convert an mp4 or mv4 video file to an animated gif, and vice versa. That is, convert a animated gif to a mp4 or mv4.
16
votes
4answers
6k views

Can I pipe /dev/video over ssh

I have two computers, a desktop in my office ( with a webcam attached ) and a laptop somewhere else on the network. Usually I take a look at my office through my webcam by running ssh Office -Y ...
1
vote
0answers
121 views

Convert images and animated gifs to video

I use the following FFMpeg command to convert images to video. for file in %N; do ffmpeg -framerate 15 -pattern_type glob -i '*.jpg' -vf ...
0
votes
0answers
106 views

Video and Audio Issues on Zorin OS 9

I'm having issues with my audio and video on Zorin OS 9. At first I thought it was a problem with skype, but then the same thing happened on Google+. Basically what happens is that the video and ...
0
votes
0answers
127 views

Video and audio lagging on Skype 4.3

Skype's video does work, but it's lagging horribly on the other end. It's not an issue of the computer on the other end, since I've had conversations before on Skype while using windows and never had ...
0
votes
0answers
10 views

Video and audio lag on Skype 4.3 [duplicate]

Skype's video does work, but it's lagging horribly on the other end. It's not an issue of the computer on the other end, since I've had conversations before on Skype while using windows and never had ...
1
vote
2answers
98 views

Nvidia video card drivers for Linux compatibility

I'm looking to purchase a new graphics card but all vendors only provide drivers for Windows while Nvidia provides drivers for Linux, my question is whether I can use the drivers from nvidia or if ...