FFmpeg is a complete, cross-platform solution to record, convert and stream audio and video.

learn more… | top users | synonyms

-1
votes
0answers
20 views

Could not install FFMPEG on ubuntu server 14.04? [on hold]

by running the command, the terminal displays the message below: E: Le paquet << build-essential >> n'a pas de version suceptible d'être installée E: Impossible de trouver le paquet git-core ...
4
votes
1answer
37 views

avconv converting videos in really bad quality

I have this linux command line app called avcon. It is used to converting files. For instance if I have a file called video.mp4 I can run avconv -i video.mp4 video.ogg and it will convert this ...
0
votes
0answers
6 views

Create Second Audio Stream in AAC with FFMPEG

so I recently started using apache to serve my videos, and while I can use VLC, I would like the option to be able to play in browsers and that requires specifically an AAC audio stream. Anybody know ...
3
votes
1answer
31 views

How to compile ffmpeg with https support

I have installed both openssl and openssl-dev, with these: sudo apt-get install openssl sudo apt-get install libssl-dev And has install ffmpeg by these: sudo add-apt-repository ...
0
votes
0answers
76 views

FFmpeg - Unknown encoder 'libx264'

I'm trying to make FFmpeg stream using h.264 (like in this example) sudo ffmpeg -f x11grab -framerate 30 -video_size 1280x720 -i :0.0+0,0 / -vcodec libx264 -pre veryfast -maxrate 1984k -bufsize 3968k ...
3
votes
1answer
19 views

ffmpeg over https fails

If I feed url with http, such as this: ffmpeg -i http://vjs.zencdn.net/v/oceans.mp4 videojs.mp4 It works perfectly. However, when I feed url with https, such as this: ffmpeg -i ...
-1
votes
0answers
28 views

converting bash script to python script [closed]

I am looking to develop a small program using Glade designer to create a GUI and run my scripts. The scripts should take a video file and convert it to burn onto a dvd. I started by building command ...
1
vote
0answers
18 views

Hue (tint, color) correction using avconv

I'm trying to make a demonstration of orange and blue color timing. I've been told I can do this in the YIQ domain by increasing the level of I and decreasing Q. So I want to take a video, rotate the ...
2
votes
2answers
50 views

How do I pipe the output of find command to ffmpeg as a input

I have a video archive and i need to find the file in the archive and then output of the file must be used as input for ffmpeg. find /mnt/video-archieve -name 'file'.mov | ffmpeg -i - ... I know - ...
0
votes
0answers
35 views

stream video playlist on specific time over rtmp

Is there a command line tool, that can run on a linux vserver and stream video playlists? I will build a fallback solution, and for this I need a way to stream a playlist, starting at a specific time. ...
1
vote
1answer
187 views

avconv version and youtube-dl

I have youtube-dl version 2015.07.04. While downloading a video, I see this message: Your copy of avconv is outdated and unable to properly mux separate video and audio files, youtube-dl will ...
0
votes
1answer
44 views

Re-encoding through FFMPEG

How do I run this command on splitting files, but with re-encoding to MP4 as shown in earlier post? And when splitting the file, how do I avoid hogging the system's resources (especially if it's a ...
0
votes
1answer
63 views

FFserver-FFmpeg Missing Audio stream which is needed

I have been playing around with ffserver, and ffmpeg to set a real time stream with my webcam. I once (actually 4-5 times) got it to work but now every time I try to launch the server I got this ...
1
vote
1answer
49 views

Installing latest FFmpeg with latest external libraries and keeping them up-to-date

I want to use latest version of ffmpeg with latest versions of external libraries. How do i do that? BTW, I just began using linux yesterday, so please be easy :) ...
0
votes
1answer
99 views

Split a large video file into small clips 15 sec each

How do I split a large mp4 file using ffmpeg, into smaller clips, which are 15 seconds each. Kindly advice/suggest please. Thanks, Dominic
0
votes
0answers
49 views

ffmpeg and libx264: Extremely high CPU temperature

Ahoy there! I turned my previous gaming rig into an Ubuntu Server 14.04 a year ago, and have been using it as a private nginx-rtmp live streaming server. Today I started to dabble with ffmpeg for ...
0
votes
0answers
23 views

FFmpeg Streaming Display Issue

I'm having and issue trying to initialize a FFmpeg stream. The issue I'm having is something to do with the display when I initialize it. The error is: Cannot open display :0.0, error 1. :0.0: ...
0
votes
1answer
43 views

PHP and ffmpeg on Ubuntu

I have ffmpeg installed on Ubuntu Server and I'm running PHP from another webserver sending commands to the Ubuntu Server. $ff = '/usr/bin/ffmpeg -i '.$file.' -vcodec libx264 -pix_fmt yuv420p ...
0
votes
2answers
58 views

is there frame server software for ubuntu(linux)?

I use Adobe Premier for editing videos on some client PCs and I want to render my videos on an ubuntu server by ffmpeg commands.In the words instead of rendering the Premier project by it's own ...
0
votes
0answers
53 views

How to make GIF's at certain time from video and add text to it using ffmpeg

I have a one minute 3gp file from which i want to create a gif file. Condition for creating GIF file Create GIP between 21-40 seconds of one minute video Add text to the GIF Different fonts and ...
0
votes
3answers
60 views

Merging multiple (more than two) videos on Ubuntu

I want to merge videos in batch size of twenty (20) each. I'm running a Linux machine. The videos are in mp4 format and moderate quality. Some even have the audio stream missing. So far I've tried ...
0
votes
1answer
30 views

avconv uses only the first image in directory

I am trying to generate a video from a sequence of png images. With the following command, a video is created, with the expected duration: avconv -framerate 20 -i '%05d.png' -b 65536k out.mov ...
1
vote
0answers
21 views

How/where to report missing packages

I have tried to install the motion app, and got a bunch of deps missing at the server, see below. Where and how should I reported? Distro: Ubuntu-mate 15.04 W: Failed to fetch ...
2
votes
1answer
48 views

How can I repair broken softwares?

I want to install ffmpeg as Documented here . but some errors are accurates when I want install on terminal: The following packages have unmet dependencies: libfaac-dev : Depends: libfaac0 (= ...
0
votes
1answer
144 views

HD recording via logitech c930e webcam

I want to record an Hd video stream via this webcam (hopefully using a script) to capture simultaneously with a screen recording into one container. (you can see the pipeline code I've used before, ...
0
votes
0answers
26 views

Inotifywait is moving multiple ffmpeg segments instead of one at a time

I have come to a dead end looking for a solution on my own and will ask for your help please.... Thanks for all info you may have.... I capture 30 second segments of video and write to a folder in ...
0
votes
0answers
35 views

AAC to AC3 avconv failing on some Files

This excellent thread helped me get a script setup for converting my video files with 5.1 AAC sound to 5.1 AC3. However I'm having issues with some files avconv version 11.2-6:11.2-1, Copyright ...
1
vote
1answer
82 views

FFmpeg use AAC encoder

I am trying to do some video conversion with FFmpeg. I have an mp4 video file (by which I mean, "it has an mp4 extension") that isn't being accepted by the Brasero disk burner, so I'm trying to use ...
0
votes
0answers
17 views

Is it possible to set up ffmpeg with a MIDI keyboard?

I am starting to experiment with ffmpeg. I set it up for screencasting, but now I am wondering if it would be possible to set it up for audio only. I have a digital piano and a MIDI program. I ...
1
vote
0answers
193 views

Ubuntu 14.04 OpenCV3 ffmpeg or libav dependencies

I need to install OpenCV on Ubuntu 14.04 to work with Python3 but the only version that is compatible is OpenCV3 which is at 3.0 RC1 http://opencv.org/downloads.html Following installation ...
-5
votes
1answer
112 views

How to control volume in FFMPEG [closed]

Please can anyone explain me how to change/set volume for audio while it is playing. Edit from comment: I am using ffmpeg as a decoder and using it with SDL_MIXER. I have added 'volume' filter and ...
1
vote
1answer
175 views

How can I install ffmpeg on Lubuntu 14.04? [duplicate]

It seems that the original ffmpeg has been dropped by Debian for the moment (in favour of the fork libav) but will be back in 15. Some people seem to think ffmpeg is deprecated or stale: it's not, ...
0
votes
0answers
221 views

Installing OpenCV 2.4.10 in Ubuntu 14.10

I'm trying to install the Opencv ruby gem. I learned from http://stackoverflow.com/questions/20833485/not-able-to-install-ruby-opencv-gem that the gem requires the previous release of Opencv. I've ...
0
votes
2answers
82 views

How to make ffmpeg executable everywhere?

I have installed ffmpeg by following this tutorial: https://trac.ffmpeg.org/wiki/CompilationGuide/Ubuntu Now, ffmpeg works if i cd to bin and execute like ./ffmpeg. I wonder if i execute ffmpeg ...
0
votes
0answers
78 views

MPG files no longer play (14.04LTS)

Please help! Today I was trying to edit some home video with KDENLive and when I'd try to preview my videos, they'd play for about a second then lock up the program. In troubleshooting, I ...
0
votes
1answer
81 views

What is 0 and 0 in hw:0,0 mean? and how can I get those value?

I'm trying to do screencast and record application sound too with ffmpeg. But, I can't get the application sound recorded. I think there's something wrong with my command. What I'm doing is like this: ...
0
votes
0answers
120 views

avconv throws error: Invalid pixel format string '-1'

Works on windows. This AVI was created by python OpenCV from the webcam. It plays fine in totem. I need to make it a smaller file size by video compression Running the following command fails in a ...
0
votes
2answers
298 views

How to install ffmpeg on ubuntu? [duplicate]

For transcoding video I need to use ffmpeg. I have tried to install but I have faced with problems. Is anyone that can help with this case or can anyone offer any weblink or guide where I can follow ...
0
votes
1answer
945 views

How to install and/or run Universal Media Server on Ubuntu 14.04?

I have installed UMS onto my Ubuntu box according to the manual here. All commands worked fine except two: 1) I was unable to install ffmpeg package which is absent in this version of Ubuntu. I have ...
1
vote
2answers
140 views

.sh ffmpeg works manually, not with CRON

I make a movie from jpeg pictures with the script: #create movie ffmpeg -i /home/philippe/Dropbox/Public/Cheiron/day/%d.jpg -r 25 -q:a 5 -pix_fmt yuv420p ...
0
votes
0answers
246 views

Video Conversion: H264-MPEG-4 AVC (part 10) (avc1) with Transmageddon for Video Camera

My goal is to transfer videos from my hard drive to my video camera (Kodak Playsport zx3) and be able to play them on my video camera. I don't know to much about video cameras, but I would assume ...
0
votes
1answer
99 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 ...
0
votes
0answers
95 views

Universal Media Server not playing Videos in Ubuntu 14.10

I just got universal media server to run in Ubuntu 14.10, they took mencoder and ffmpeg out of the repos so I had to go find them and now it runs but when I try to play a movie on my ps3, it takes a ...
0
votes
0answers
64 views

Is there a GUI for FFMPEG screen casting?

FFMPEG is a very powerful tool to screen cast or to convert, I did't find any GUI to use screen cast features only conversion like Winff
0
votes
0answers
540 views

FFmpeg rc buffer underflow

I have a problem with running ffmpeg+ffserver on my old laptop which has 1.7 Pentium 4 Single Core CPU. FFmpeg causing high CPU usage up-to 100% while running it produces "rc buffer underflow" error ...
0
votes
0answers
108 views

ffmpeg not recognized

I am having a problem with ffmpeg. I had it installed and then installed 14.10. I reinstalled it, but I am getting this error message. Also, I went to this website ...
0
votes
1answer
524 views

Cannot install last version of OpenCV on Ubuntu 14.10

I try to install opencv using the instructions from here but I get every time the error Linking CXX shared library ../../lib/libopencv_videoio.so /usr/bin/ld: /usr/local/lib/libavcodec.a(avpacket.o): ...
0
votes
2answers
82 views

How can I satisfy Audacity asking for libavformat.so.53, while Ubuntu 14.04 has libavformat.so.54?

I am using Audacity 2.0.5. I have been trying to edit video files. I know that Audacity is an audio DAW, but I recently learned that it was possible to import a file through ffmpeg and seperate the ...
0
votes
1answer
581 views

At least one output file must be specified ffmpeg

ffmpeg -i oceans.mov -an -c:v libx264 -r 24 -preset fast \ -profile:v baseline -g 64 -keyint_min 64 -b:v:0 230k -maxrate 250k -s:v:0 304x128 \ -x264opts pic-struct:no-scenecut -movflags ...
1
vote
1answer
1k views

OpenCV installation

During the installation of OpenCV I get the following error: moslah@moslah-Lenovo-G560:~/Downloads/opencv-2.4.10/build$ cmake ../ -- Detected version of GNU GCC: 48 (408) -- Found OpenEXR: ...