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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1answer
82 views

How to overlay an audio file with one image file for a YouTube-optimised video output from the command-line?

Is there a command-line tool that allows me to overlay an audio file with one image file and outputs a video file that is optimised for YouTube uploading purposes?
2
votes
2answers
205 views

How to stop websites from buffering and auto-playing videos in firefox?

My system is Manjaro Linux with Firefox 41.0.2. When I visit certain websites like youtube or HackerRank, they start playing videos automatically. I want to stop these websites from auto-playing ...
0
votes
0answers
33 views

How to broadcast voice from USB microphone to apache?

I have a webcam and a microphone. I want to send both sound and video to my index.php so I can see the video from the camera and hear the sound from the microphone. I already managed to stream the ...
1
vote
1answer
197 views

SSH: super high cpu usage when X forwarding a browser's embedded video

Two machines, A et B, on a wired LAN with X11 forward running fine. A is a fully configured Arch linux but has a bad screen. B has a much better screen even though an old netbook, so I work on it ...
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0answers
32 views

recordMyDesktop can't use jackd for audio

If I try to have recordMyDesktop (technically qt-recordMyDesktop) capture audio via jackd, when I hit record it immediately stops with the message: recordMyDesktop has exited with status: 4352 ...
3
votes
0answers
78 views

How to create a Music Mix video with kdenlive?

I am trying to use kdenlive (0.9.10) on Ubuntu 14.04 to create a simple music-mix clip (for youtube). This clip has a total length of about 90 minutes and is composed of several mp3 tracks, which ...
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votes
0answers
37 views

Graphics: how can Youtube videos look fine but movie player videos be completely oversaturated?

I am having trouble watching videos using Movie Player. Youtube videos work fine. It is only when I try to play videos from disk using MoviePlayer that I get unrecognizably oversaturated videos. I ...
1
vote
0answers
26 views

What's the canonical way to get individual stream size in a video file?

I have a video file. It contains a video stream, and a couple of audio and subtitle streams. I want to get the size of each of these streams. I've already looked at ffprobe/avprobe and mediainfo, ...
1
vote
0answers
95 views

Convert video with broken codec information

I downloaded using youtube-dl from https://www.dr.dk/tv/live/dr2#!/ The saved file is .flv, but it does not play with vlc/mplayer. avconv cannot convert it: $ avconv -i hl.flv hl.mp4 avconv version 9....
0
votes
1answer
75 views

fast video playback in debian jessie

Video plays too fast in flash browser plugin and some of the video players but not VLC. Installation is fresh except that Nvidia driver is installed.
0
votes
0answers
17 views

Jerk in QT media player

I had created Video player in Qt-5.2.0. At backend, Qt is using gstreamer-1.0 for playing video. Whenever I play the video in QT Media Player, I see some jerk, and choppiness in video, while playing ...
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vote
0answers
29 views

how to take screenshot of movie you are watching at some intervals?

I know that within VLC it is possible to have screenshots of a movie but what if you used mpv or some other tool via which you are watching the movie. I do remember there is a command-line tool (...
3
votes
1answer
226 views

Why is Nouveau working so badly for me? System keeps freezing

As an intermediate Linux user, I decided to try Arch Linux (having only experience with Ubuntu before, 3 years ago), and everything was going well until the part where I tried to get a graphical ...
1
vote
1answer
346 views

Split a video to multiple chunks according to multiple starting and ending frame indices

Are there any tools (like FFmpeg or OpenCV) can split a video into multiple chunks according to some specific starting and ending frame indices? For example, given (0,20),(21,33),(40,60)..., each ...
0
votes
0answers
28 views

How to prevent PulseAudio maxxing out my volume when I jump to a point in a video in Iceweasel?

I've just updated both, and this behaviour is starting to annoy me. Basically, if I'm watching a video in Iceweasel (on some video site), and I try to skip to a specific point in that video, ...
3
votes
2answers
3k views

Merge two video clips into one, placing them next to each other

I have two video clips. Both are 640x480 and last 10 minutes. One contains background audio, the other one a singing actor. I would like to create a single 10 minute video clip measuring 1280x480 (in ...
8
votes
1answer
10k views

Re-encoding video library in x265 (HEVC) with no quality loss

I am trying to convert my video library to HEVC format to gain space. I ran the following command on all of the video files in my library: #!/bin/bash for i in *.mp4; do #Output new files by ...
1
vote
0answers
119 views

How to download a video from rtmp protocol from 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 ...
0
votes
1answer
42 views

Queue up multiple videos from Bash Script

-Skip to bold to skip the fluff - I'm new to ubuntu, so still learning the ropes of how bash scripting goes. I've got this code I've been working on, which works great. (side question - can I ...
0
votes
1answer
270 views

How to limit fps output in MPlayer?

Is there any way to limit fps of the video played by mplayer? Let's say, I want to play a video at 1 fps because I need it for experimental tests. What option do I need to put ? And, if this is ...
0
votes
0answers
14 views

How to semi-automate authoring dvds?

I have a few hundred video files I want to make video dvds out of. I want a dvd menu with selection for each file. They are in a few different formats and will need to be transcoded. What I tried ...
0
votes
1answer
113 views

Green pixels on local video playback

I have installed VLC for linux without any errors all libraries are updated but the player (along with few others I tested like SMPlayer) shows green pixels moving at random across the screen. This ...
0
votes
1answer
287 views

How can I list the available video modes for my screen?

On Windows computers, there is a simple "hide the modes this screen does not support" button. How can I get the available video modes supported (accepted) by my actually connected screen via Linux ...
1
vote
0answers
81 views

U-Boot: Changing TTY columns and rows for virtual consoles

Having installed GRUB as boot manager allows the operating system (Linux) to boot on specific video mode so the TTY virtual consoles change its columns and rows (width and height). For example, ...
0
votes
1answer
210 views

Play videos in a different screen without showing desktop environment and cursor interactions in Gnome

I'm editing videos for a live music event. There's a video for each song. I'll have a projector and each song will have a video playing in a big screen behind the artists. I have the length for each ...
7
votes
5answers
4k views

How can I reverse a video clip?

OS is Debian 8. I have a file clip01.mp4 that I would like to reverse, so it plays backwards. Audio can be discarded or reversed as well, doesn't matter. Apparently ffmpeg is deprecated in favor of ...
1
vote
1answer
281 views

Fix flv file with small errors

I have a couple of flv files downloaded with youtube-dl. When they are played they fail after a few minutes with: Unsupported video codec (X) where X is e, 9, or b. My guess is that one block is ...
1
vote
0answers
98 views

Script for changing monitor refresh rate when fullscreen on a specific website.

Premise I recently discovered this website where I can watch legal streaming of plenty of animes. They use a flash player and the CEO said that, for legal reasons, they can't use a HTML5 player. The ...
0
votes
0answers
1k views

Install AMD Proprietary Drivers on Manjaro

I'm using Linux Manjaro 0.8.13 on my laptop and want to install proprietary drivers. Here is what i have: efog# lspci | grep VGA 00:02.0 VGA compatible controller: Intel Corporation 2nd Generation ...
2
votes
1answer
93 views

Record/Capture desktop for specific time period

I use gtk-recordmydesktop and/or recordmydesktop to record my desktop and create screen-casts. I need to record my desktop for a given period of time, let's say 1 hour, so that I can record stuff ...
0
votes
0answers
82 views

Which application to install on Ubuntu 14.04 LTS for audio/video cutting?

I want an application (like ffmpeg) for cutting my audio / video files. I'm unable to install ffmpeg or avconv on my current system Ubuntu 14.04 although it was there in my previous versions. What ...
2
votes
1answer
364 views

How to deal with tearing in Gentoo on NVIDIA?

See Why is video tearing such a problem in Linux? for the reasons behind why tearing is a problem in the first place, and why the usual "tricks" usually suggested (like "disable compositing", ...
1
vote
0answers
165 views

Run 2 instances of xinit with output to separate video out

I have a video card with 2 video outputs. I want to run 2 instances of xinit and draw 2 different displays. I want one display to be output to one video out and the other to go to the other video out. ...
0
votes
0answers
83 views

Playing quicktime movies in SuSE13.2

How can I play a Quicktime movie using SuSE 13.2? I have read this question and the accepted answer there. Unfortunately, it does no longer work with SuSE 13.2. I tried to find an rpm for gecko-...
1
vote
1answer
769 views

Old ATI Video Card on Debian 8 - Xpress 200 - model: 1150

Well, my problem is very complicated, I've an old machine (Dell Vostro 1000) where I'm using Debian 8 with XFCE. This machine have an integrated video card (ATI MOBILITY RADEON XPRESS 200 - Model: ...
3
votes
0answers
250 views

Black Screen Booting Into Linux Mint (On Dual Boot Machine w/SLI + 2 Monitors)

I'm currently dual booting Linux Mint and Windows 8 on a machine with dual ASUS nVidia GTX 770s running in SLI (on an ASUS Z97-Deluxe motherboard). Everything works fine on the Windows side, but when ...
1
vote
0answers
23 views

How to completely disable video acceleration?

The issue is with a custom linux rk3066(ARM) build. When I try to play a video file, X-server crashes with segmentation fault and I get: main vout display error: failed to resize display. I am sure ...
0
votes
1answer
132 views

How to use Mac Camera on Ubuntu Desktop

I am trying to feed my mac's camera into my ubuntu desktop. Any advice on either how to do this or the proper forum/resource to use to find out?
1
vote
1answer
635 views

Permisission with mplayer

I am trying to use mplayer to directly play video into the framebuffer. Currently I cannot get the audio and video to play on the same run level. The audio devices will only connect if I am in user ...
1
vote
0answers
497 views

avconv: remove audio stream, keep audio and video synchronized

I have an AVI file with one video and three audio streams. I would like to discard two of the audio streams, keeping only one. I tried to do so using avconv (v11.3-6): avconv -i in.avi -map 0:0 -map ...
2
votes
1answer
1k views

how to convert MOD video file without loosing quality to modern popular format for TV

I have MOD video file. My LG TV doesn't support MOD. How can I convert MOD video file without loosing quality to modern video format to watch it on different modern TVs?
2
votes
0answers
98 views

Record video from camera and get frame number on demand

I'm using avconv at the moment to store the input of my camera as an video. This works fine. Now i'm asking myself if it is possible to get the current frame number at a particular time of the video ...
0
votes
2answers
433 views

ffmpeg batch convert .avi to .mp4 - in ash

I'm looking to batch-convert a directory (or several) of video files from .avi to .mp4 containers, just copying the video and audio streams across. I know the ffmpeg command to do this, and have no ...
2
votes
0answers
604 views

Why am I losing audio on VLC when playing HQ videos?

I am having a problem with VLC when I play HQ videos (720p and higher): when I try to look for a particular scene (say I am playing a movie and want to get to go to 30 minute mark) the sound goes off. ...
2
votes
1answer
190 views

What is the kernel frame buffer?

I was reading the "mplayer" man pages trying to play video using just the console, (I don't have or don't want to install X11). It mentions that I can use the kernel frame buffer device which is ...
2
votes
3answers
4k views

Convert a video to a fixed screen size by cropping and resizing

I've tried to figure this out myself, but the myriad of options just baffles me. I want to use ideally either ffmpeg or mencoder (or something else, but those two I know I have working) to convert ...
1
vote
1answer
90 views

outdoor RaspberryPi streaming video access by others with phones and such

I want to attach my already setup, video streaming web server Pi to my kite and allow others in the close proximity to view the video via an IP address. There obviously won't be any kind of commercial ...
0
votes
1answer
114 views

Videos playing very fast without audio Linux Mint 17

In Linux Mint 17, videos are playing what looks to be 4x normal speed. This includes all of youtube on both Firefox and Chrome. I believe it to be 4x because if I set the youtube speed to be 0.25x ...
1
vote
0answers
99 views

extracting codec information from rpt stream

I got a list of rtp streams in a list, those are tv channels from my internet provider. I would like to get information about the codec and get the channel names instead of ip addresses, precisely ...
0
votes
0answers
251 views

Installing mesa with GLX TLS enabled not working

I'm trying to install Mesa3D for xorg in order to get video drivers working properly. I get errors such as .libs/es1api_libGLESv1_CM_la-entry.o: In function `x86_64_entry_start':entry.c:(.text+0x3): ...