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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0answers
17 views

mplayer couldn't find audio filter 'resample'

I've been converting a bunch of mp4 files to dvd format with movie-to-dvd (from videotrans). Under the hood videotrans just uses mplayer. The mplayer command that causes this error is this: mplayer ...
1
vote
0answers
7 views

Converting avi->mkv audio sync issues

I'm trying to convert an avi file to mkv, but mkvmerge doesn't seem to like the audio track and "fixes" it by desyncing it. I'm using this very simple command: mkvmerge -o $(basename $file .avi).mkv ...
0
votes
2answers
32 views

How to extract images from video file?

I mean, how to generate images files from a video like screenshots.
1
vote
0answers
12 views

Why does querying xrandr briefly freeze the screen?

Every time I run xrandr --query my screen freezes very briefly. It's enough to be jarring if I'm watching an animation or a video -- which sucks, because I have a script querying xrandr every 3 ...
0
votes
0answers
36 views

XBMC crashing while playing SOME but NOT ALL videos

I am using Frodo on Ubuntu 14.04. XBMC is crashing when playing some but not all videos - most videos work. My hardware specs (old computer) 00:00.0 Host bridge: Intel Corporation Mobile ...
1
vote
5answers
3k 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, ...
18
votes
2answers
38k views

How can I reduce a video's size with ffmpeg?

How can I use ffmpeg to reduce the size of a video by lowering the quality (as minimally as possible, naturally, but I need it to run on a mobile device that doesn't have much available space)? I ...
1
vote
0answers
47 views

RedHat machine will not boot when video card is removed

I "inherited" RH 6.4 on a computer with an nVidia video card. I took the image and dd'd it to another computer that has the same hardware. By design, the second computer will be headless. This ...
1
vote
1answer
536 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 > ...
1
vote
1answer
18 views

How to stream a content of video file to network using h264 over rtp ? cmd line commands please

What command can I use to stream the contents of a video file over the network using H.264 over RTP?
2
votes
1answer
1k 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 ...
0
votes
0answers
11 views

Debian BT878 card stream to external zoneminder

I placed 2 analog cameras in my countryside. I placed one computer and installed ubuntu with zoneminder, but it was too slow and didn't work properly. So now I have another idea - I have VPS on which ...
3
votes
2answers
405 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
0answers
31 views

Output video to overscanning TV with Intel graphics

I have a television which is 1366x768 resolution. It is a JVC LT-32EM49. When devices are connected to it, it lists the normal resolutions such as 480p, 720p, 1080p/i. But it does not list 1366x768. ...
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 ...
2
votes
3answers
47 views

Cannot remember the name of a CLI recorder software

I stumbled across a useful command line recorder that allows the user to copy the text when watching the 'recording'. I just cannot remember the name of the project. I just remember you can play and ...
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 ...
0
votes
1answer
81 views

Arch: libGL: screen 0 does not appear to be DRI3 capable

I've a problem with certain 32 bit game on 64 bit Arch Linux. It looks like the problem lies in my 32 bit enviroment which cannot see my 64 bit NVidia drivers. When I launch 64bit version of ...
2
votes
1answer
652 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 ...
0
votes
1answer
616 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 ...
10
votes
8answers
180 views

Record screen in X

How can I record all activity on the screen for a certain amount of time? I know about tools like xwd that capture a still image; can they be extended to record video? I'd prefer not using any fancy ...
2
votes
0answers
24 views

How do Live DVD/CD/USBs detect video card and configure X accordingly?

I'm trying to create a USB that I can carry anywhere with my system on it, I know there are Live distros that can be used that way, but I need a very specific installation. The problem is that the USB ...
1
vote
0answers
41 views

Capture timestamped X mouse events, and render a video with custom mouse pointer?

I am typically using recordmydesktop to record some application interaction; however, on my system, recordmydesktop always shows the same mouse pointer/cursor (the arrow) - regardless if, in reality, ...
0
votes
0answers
26 views

Recording software that records GigE video stream into file (ARM)

Is there a video recording software for Linux on ARM architecture that records from GigE interfaced camera to file? I'm trying to record HD resolution video onto my CM-FX6 SoC. Thanks.
1
vote
1answer
102 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
125 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
106 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 ...
3
votes
1answer
84 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 ...
1
vote
1answer
64 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. ...
9
votes
5answers
991 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
33 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 ...
16
votes
2answers
3k 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
147 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
97 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
37 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
350 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
18 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 ...
1
vote
0answers
71 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.
-3
votes
1answer
358 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
0answers
99 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
20k 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
38 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
265 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
69 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
31 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
91 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
52 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
65 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
27 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.