Questions tagged [video]

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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83 views

How to fix Intel DRI crashes when playing video full screen?

When playing video in Orion, I get an error and an orion segfault like: Failed to open BO for returned DRI2 buffer (1920x1080, dri2 back buffer, named x) This is likely a bug in the X Server that ...
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2answers
4k views

How to download rtmp video stream on linux?

I want to download a video recorded today at 5-6 pm from the following earthcam: http://www.abbeyroad.com/crossing How can i download it in debian or ubuntu? Inspecting the source code i got the ...
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0answers
268 views

“Stretching” subtitles with command line tool

I got a video file with a duartion of e.g. 30 mins and a subtitle file that belongs to this video. But the subtitle file only lasts 25 minutes. Now I'm searching for a way to achieve the following: I ...
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10 views

How do you make Amarok skip video files when scanning your library?

I use Amarok as a music player; and it scans a bunch of folders of mine for files to include in its catalog. The thing is, some of these folders have video, rather than audio, files in them. These ...
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0answers
1k views

sound recording with motion?

I want to set up a daemon that starts recording video with sound when it detects noise or movement. There are tools that do that separately but can they be done at the same time? Can I set up motion ...
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1answer
2k 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 ...
2
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1answer
513 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 ...
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3answers
304 views

Concatenate consecutive files

I have a list of videos in a directory that I want to concatenate. Video1.mpg Video2.mpg . . . Video35.mpg I want to concatenate this in the order of their number without having to write all of them ...
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1answer
609 views

How to read videos in openCV on a linux machine?

I am trying to run some code from the internet (which works perfectly fine on another computer). But the software doesn't work because it can't open video files in openCV. According to a person I had ...
3
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1answer
43 views

Is there a utility to find artefacts within an media stream?

I was running a media video file under .mpv . After approx. half the movie there was a jump from where it was and went to the end. Is there a utility to asess the health of a media file.
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4answers
37k 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 ...
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1answer
2k views

Disabling xscreensaver when firefox is playing HTM5 video

I find some questions talking about disabling xscreensaver with flash but no one about HTML5. Then, how to disable xscreensaver when firefox is playing an HTML5 vidieo and, if possible, only for some ...
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1answer
66 views

Boost Video Performance

I am having Broxton board. If I install Windows-10 onto it and play Ultra-HD video then it plays very smoothly. But If I install Ubuntu-16.10 onto the same hardware then the performance of same video ...
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1answer
594 views

Find all videos by codec (and not by container formats or MIME type)

How can I get the list of all my videos with the used video codec? I found some intersting commands like mediainfo, ffmpeg or exiftool but they giving a lot of informations only by one video. The ...
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0answers
277 views

Erroneous video output from mvp using VAAPI hardware decoding

I own a laptop with Intel HD graphics (i915 kernel driver) and I'm trying to get hardware-accelerated video playback under Debian Jessie. I have installed i965-va-driver and libva-intel-vaapi-driver ...
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1answer
412 views

Incorrect scene change detection with avconv

According to this article I used successfully the command $ ffmpeg -vf "select='eq(pict_type,I)'" -i somevideo.mp4 -vsync 0 -f image2 /tmp/thumbnails-%02d.jpg I tried the second command: $ ffmpeg -...
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1answer
1k views

How to rotate video?

I have many videos taken from Nokia N73 that are getting played on my laptop (after transferring from phone to laptop) horizontally. How to make them play vertically. I have read this link. but the ...
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2answers
408 views

Blacklist a USB device only for use by uvcvideo [closed]

I'm using several USB devices on a little ODROID running Gentoo: > uname 3.10.80 > lsusb Bus 001 Device 005: ID 1b71:0056 Fushicai Bus 001 Device 004: ID 0bda:2832 Realtek Semiconductor Corp. ...
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2answers
750 views

Which Linux distro supports h264/avc, aac and mp3 out of the box?

That is, after installing (or live boot) I want to be able to access h264-aac videos and mp3 audio that I have saved, WITHOUT INTERNET connection, that is installing after OS-install from a repo on ...
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9answers
17k views

What software can I use to do live screen-casting in linux?

I'm looking for a software to do live screen-cast of our local user group meeting. What software can I use to do that? Ideally I'd like to capture the computer screen and speaker's audio and stream it ...
4
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1answer
2k views

How to strip GPS location data from an MP4 video file?

I have a video file captured with a smartphone. I want to remove the GPS location data written into it, leaving all other information intact. I tried some sed commands, but nothing seems to work.
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2answers
70 views

How can I install all video codes into vlc player?

I can not play all DVD's on my DVD ROM. I was told that I need to install codes for VLC. You should be able to do this via the Terminal, I am not shore of the command string to use. sudo apt-get ...
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1answer
5k views

Is there a way to find out the frame-rate of a subtitle file?

While I can find the frame rate of movie via - $ mediainfo $somemovie.$format | grep Frame rate Is there anything which tells the frame-rate of a sub file, (.srt) ?
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5answers
13k views

How can I reverse a video clip?

My OS is Debian 8. I have a file named 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 ...
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0answers
36 views

what media browser/player supports bookmarks in a playlist that loops

Sometimes I decide "I want to watch the next video in this playlist". Kodi/xbmc has a check mark that indicates "you have already watched this video" and another icon that indicates "You started ...
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1answer
2k views

Arch linux boot goes into black screen on laptop with Intel HD onboard graphics

I am on a Dell Inspiron 11 3000 series with an Intel Celeron N3050 processor using integrated Intel HD Graphics (Braswell).The CPU architecture is 64-bit (x86_64). The screen has a 1366 x 768 ...
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0answers
14 views

UPCapture a part of a window

I'm running Arch Linux. I want to make a video. I want to record a part of a window. I want to record my window even if there is some other window on top of it (the top window should not appear in the ...
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0answers
47 views

dvgrab error: driver recieved an incomplete frame

I am unable to use my DV webcam: # dvgrab -input /dev/video1 Waiting for DV... End of pipe "": frame dropped: timecode 00:00:00.00 date 1999.11.30 00:00:00 This error means that the ...
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1answer
393 views

Problems compiling Handbrake: syntax error near unexpected token `CSS,'

I tried to compile Handbrake 0.10.5 on Raspberry Pi, Raspbian Jessie, following this guide, and encountered several issues. The first one was ./stdio.h:477:1: error: ‘gets’ undeclared here (not in a ...
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0answers
60 views

How to Do Quality Assurance of Merged Videos?

Code developed originally in the thread How to order and merge many .ts files? which works in statically generated parts of videos to some extend but has limitations in the dynamic view echo '...
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1answer
469 views

The “-zoom” option slows down mplayer

I am working on embedded Linux.(arm) I am using mplayer. In general, the video plays well. (# mplayer aaa.mp4) However, using the "-zoom" option will slow video playback. (# mplayer aaa.mp4 -zoom) ...
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2answers
1k views

accelerated HTML5 video: what hardware is supported well by Linux?

After many, many, many failed attempts to get accelerated HTML5 video working on any hardware (tested about 5 machines) I came to the conclusion that accelerated HTML5 is something difficult under ...
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3answers
11k views

How to view and play .mov files on Ubuntu 16.04 LTS

I just uploaded some files to my laptop running Ubuntu 16.04 LTS using Xender (which is great). The files are pictures and 1 video .MOV extension. When I try to view or play them, I get an error ...
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1answer
648 views

How to do take webcam picture with repeatitively with a given interval (ffmpeg)?

The command ffmpeg -f video4linux2 -s vga -i /dev/video0 -vframes 3 /tmp/vid-$ts.%01d.jpg allows to take 3 frames with a certain interval. How do I specify the time interval between each shot. PS: ...
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0answers
56 views

How to directly play a ffmpeg generated output instead of writing it? [duplicate]

Say I have a ffmpeg command that generates a video video.mp4: ffmpeg [options] video.mp4 How can I directly play the video and not write it instead of writing the video without playing it? To be ...
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1answer
15 views

Why does mkvmerge not create two equal files after issuing the same command?

I have a .mkv file which I want to delete one audio track from; let's call it source.mkv. The ID of the audio track I want to remove is 1. So I issued this command: mkvmerge -o out.mkv -a 2 source....
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0answers
70 views

Local video (mp4) files stutter using Debian, but not when viewing youtube, flash etc

My local video files (mp4) are stuttering (i.e. lagging, not playing smoothly) when I play them from the hard drive (SSD) or DVD. Online videos work fine. What could the problem be? Specs: 1.86GHz ×...
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1answer
390 views

mplayer text mode set screen dimentions

I'm using this command to watch youtube videos from command line youtube-dl https://www.youtube.com/watch?v=19jv0HM92kw -o - | mplayer -vo caca - and I find it very amusing. However the player ...
2
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1answer
38 views

record image effects as animations

I've done only some very basic stuff with ImageMagick (mainly resizing, also messing with color filters a bit). Imagemagick has a simple example for overlaying images: convert anthony_1.jpg ...
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2answers
1k views

Firefox ESR update on Debian - stutter in Flash videos, laggy response of YouTube's HTML5 player

I'm using 64bit Debian Jessie. Yesterday I pulled an update of Iceweasel using apt-get update and apt-get upgrade. For my surprise now its no longer called like that and instead it has the name ...
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2answers
4k views

Xorg Server Failing to Startup

I am having difficulty starting up the Xorg server within my Gentoo installation. I set it up via The X Server Configuration HOWTO. When I get to the part where I startx, the screen flickers a bit, ...
21
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3answers
22k views

Pull Metadata from a video in the terminal

I am writing a bash script that I want to echo out metadata (length, resolution etc.) of a set of videos (mp4) into a file. Is there a simple way to get this information from a MP4 file?
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3answers
5k views

Play Video files in fedora

I installed a Fedora 18 and added rpm-fusion repositories for fedora18 and also installed all gstreamer codec such as good, ugly, bad, but I can not play videos with .mkv , .mp4, .wmv , extensions yet....
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1answer
24 views

Application to create videos

I'm a new user of Ubuntu gnome, and I'm looking for a specific application. In different videos from youtube.com, I would like to select samples from several videos to create one. For example, amongst ...
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0answers
461 views

Are Apple Live Photos supported on Linux?

I have a lot of Live Photos that I took with my iPhone. Is there any Linux application that supports viewing this combination of a photo and video file? I know I can split the photo and video parts ...
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1answer
2k views

mplayer -vo caca with geometry

This -geometry 256x144+1095+600 work to show video in rigth bottom: mplayer -ontop -noborder -geometry 256x144+1095+600 -loop 0 -idle -fixed-vo -msglevel all=-1 2>/dev/null video.mp4 But this one ...
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0answers
41 views

Correct aspect ratio in VLC run from a console

When I play a video with cvlc from a console (without X) the aspect ratio is wrong; the video is stretched to fill the entire screen instead of using a letterbox format (black bars). How can I keep ...
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2answers
1k views

How to watch discovery.com videos on Linux?

I can't get Discovery videos to play at all in Linux. For example, in Chromium version 47.0.2526.106: Run chromium --incognito https://www.discovery.com/tv-shows/mythbusters/videos/final-season-sneak-...
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1answer
405 views

Hashcat or amd drivers stops working after short while on headless Debian server

At first I want to say that I have thoroughly searched for a solution to my problems both with search engines and here on this platform but to no avail. I have a headless Debian server (Headless in ...
1
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1answer
411 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 ...