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

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5
votes
1answer
9k views

How to do I convert an webm (video) to a (animated) gif on the command line?

I suppose ffmpeg is the weapon of choice but I didn't find out how to reach my goal.
0
votes
1answer
223 views

Error when installing clipgrab on Trusty

I wanted to install clipgrab on Trusty, but get the following error when running sudo apt-get install clipgrab (I added the PPA and ran apt-get update): Reading package lists... Done Building ...
0
votes
0answers
31 views

Installed a software from source code, how to uninstall it? [duplicate]

Recently I've been doing some reading on FFmpeg, and so I was told that FFmpeg served by the Ubuntu official repository is outdated. I followed the official FFmpeg installation guide, and managed to ...
18
votes
2answers
55k views

use ffmpeg to transform mp4 to same high-quality avi file?

I would like to use ffmpeg to transform an mp4 video file into avi but with the same quality, even if it takes up more space. If I simply do: ffmpeg -i file.mp4 file.mp4.avi The resulting avi file ...
0
votes
1answer
425 views

Record screen at bootup using ffmpeg in 5 minute segments (12.04)

So I've played around with this quite a bit but at this point I've managed to hit a wall in figuring the next step. I have this script that works from an ssh tunnel to record display :0.0 ...
0
votes
2answers
1k views

Winff exits with “Unrecognized option” error

I installed ffmpeg completely from this Guide. I installed Winff in Ubuntu but when I want to try convert I face to this error: ffmpeg version git-2013-11-15-995f450 Copyright (c) 2000-2013 the ...
0
votes
1answer
652 views

avconv slideshow from images - first image appears for split second

I am currently using the following command to generate a slideshow from all jpg's in the current directory: avconv -r 1/5 -f image2 -i %03d.jpg -r 25 -c:v mpeg2video output.mpg The command almost ...
6
votes
3answers
789 views

Is there a build of Audacity for Ubuntu that can use a local version of FFMpeg?

Audacity builds on Ubuntu no longer support FFMpeg because of the libav foolishness. Is there maybe a PPA or something with a build of Audacity that supports using a local build of FFMpeg? I could ...
2
votes
0answers
528 views

avconv pipe to v4l2loopback device

I use v4l2loopback module to create two video device. My intention is to pipe output from primary video device to these two virtual devices. I can do that using ffmpeg: ffmpeg -f video4linux2 -s ...
2
votes
1answer
369 views

avconv assert error mpah.frame_size when trying to convert WAV to MP3 under 14.04 [closed]

My objective is to convert a WAV file to MP3 on 14.04 (64-bit). The wav file is "Signed 16 bit Little Endian, Rate 16000 Hz, Mono" and is known to good. It plays fine with aplay, also converts ...
2
votes
1answer
323 views

How to change the volume of left channel using pulseaudio

I am recording the video using logitech camera and bluetooth microphone. Logitech can used for recording both audio and video. When I turn on bluetooth microphone in the middle of recording, it is ...
0
votes
1answer
788 views

Installing xvst on ubuntu 14.04? ffmpeg missing

I'm trying to install xvst: http://xviservicethief.sourceforge.net on my ubuntu 14.04 64bits I have tried adding the repositories as described over here: ...
23
votes
3answers
46k views

What packages do I install for ffmpeg and libmp3lame?

On my desktop Ubuntu 10.4 I use ffmpeg to convert videos to a format my dvd-player understands. On my laptop running 10.10 I can't get the same command to work, what package(s) are missing? ffmpeg -i ...
3
votes
1answer
473 views

Video Conversion using libav with libopus

i need to convert my video files with VP8 / Opus in Matroska(mkv) container using avconv in terminal Can anyone give example usage of it?
38
votes
10answers
48k views

Converting mp4 to mp3

I have a video I need to convert to mp3 (from the command line - not GUI) video.mp4 I tried: ffmpeg -i -b 192 video.mp4 video.mp3 with no success. I get the following error: WARNING: ...
5
votes
3answers
2k views

ffmpeg options: -acodec libfaac -ab 192k produce 150kbit files?

When I use ffmpeg to convert an audiofile with the option -acodec libfaac -ab 192k and use ffmpeg -i on that file afterwards to get the audio file information, it tells me bitrate: 152 ...
0
votes
1answer
764 views

while installing ffmpeg giving error during make

I want to install ffmpeg on ubuntu. and following this article http://pasindudps.blogspot.com/2010/12/compiling-ffmpeg-in-ubuntu-1010.html but when m doing make after config Then go to the ffmpeg ...
0
votes
1answer
263 views

Self-compiled FFmpeg, checkinstall and APT dependencies

I've compiled FFmpeg and installed it with checkinstall. Now, I'm trying to install OpenCV development files, but it wants to install libavcodec-dev libavcodec54 libavformat54 libavutil-dev ...
1
vote
0answers
167 views

PulseAudio channel map at run time

Could I map (Swap) the channel at run time. I am using the ffmpeg to record the both video and audio from two logitech cam/mic and bluetooth mic. Now currently at the starting of recording bluetooth ...
0
votes
1answer
1k views

Remove extra noise from ffmpeg video

I am using the following command to record the audio and video: ffmpeg -loglevel warning -y -f v4l2 -s 544x288 -i /dev/video0 -vstats -vstats_file '/home/2014-05-13T07-18-37/left_cam-stats' -f pulse ...
1
vote
2answers
1k views

FFMPEG Audio not recording

I'm having some issues recording sound with FFMPEG on Ubuntu. ffmpeg -v verbose -f x11grab -y -r 60 -s 1920x1080 -i :0.0 -vcodec mpeg4 -f alsa -i pulse -ar 44100 -acodec libmp3lame -ab 192k -ac 2 ...
1
vote
0answers
35 views

Remove audio from mp4 file [duplicate]

I have a video file i.e. video.mp4 it contain both video and audio. I want to remove the audio from this mp4 file. I tried using the following ffmpeg command: ffmpeg -i /home/Desktop/video.mp4 ...
0
votes
0answers
10 views

audio track framerate 25(PAL)-->23,976(NTSC) [duplicate]

here's my problem: I need to change the framerate of the audio track of one of my films from 25 to 23,976 fps (to mux it with a full hd version); I used to make use of handbrake, re-encoding the film ...
0
votes
1answer
204 views

Why does my system shut down when running ffmpeg? [closed]

I am converting mp4 to ogg for many videos with ffmpeg but at some point during this process, my computer is shutting down. Any idea why or how I can prevent this?
0
votes
1answer
51 views

Are FFMPEG, Imageshack Included on Ubuntu Server?

I'm finally setting up my own server for my two websites and I'd like to know what image and video applications are included in Ubuntu server, such as FFMPEG, Imagemagick, etc.
10
votes
2answers
33k views

How to fast convert mp4 to webm using ffmpeg?

Sorry to disturb you but I'm in a kind of a trouble. I have to convert 76 mp4 files to webm for the purpose of a website that uses HTML5 videos. I'm talking about 10 Gb of mp4 files... I know I can ...
2
votes
2answers
270 views

ffmpeg: installing from repository or compiling from source?

When googling for "install ffmpeg ubuntu" the first link I've got was https://trac.ffmpeg.org/wiki/UbuntuCompilationGuide, so I followed it, and unfortunutely got some errors during ffmpeg ...
1
vote
0answers
79 views

How do I install ffmpeg? [duplicate]

I need to install the package ffmpeg because I am trying to install subsonic server on my new Ubuntu Gnome 14.04 When I try: apt-get install ffmpeg I get: Some packages could not be installed. ...
-1
votes
1answer
135 views

Best is the best format to store videos? [closed]

I download and import videos from various website and devices. I also view them on various devices requiring different formats. I want to convert my videos into a single base format, then convert ...
1
vote
1answer
307 views

FFmpeg on Linux Video Size in Preset

Hi everyone I am trying to create a preset to encode my videos with ffmpeg through this file: #video options s=716x402 vcodec=libx264 minrate=900k maxrate=1100k bufsize=1500k vprofile=high level=4 ...
1
vote
3answers
3k views

best command line tool to join videos

I have used ffmpeg, but with it you have to first make mpg videos then do cat video1.mpg video2.mpg > joined.mpg and then convert to joined.mpg to joined.mp4 with ffmpeg to be able to upload on ...
10
votes
1answer
18k views

How do I uninstall ffmpeg?

I am using ubuntu 12.04. I had installed ffmpeg a while ago (so don't clearly remember whether it was from source or repo). Now, I am unable to uninstall it. I have tried the followin: $ sudo apt-get ...
4
votes
1answer
1k views

ffmpeg - Create a mp3 file with album art from an mkv file

I want to create an mp3 file from a given mkv file using ffmpeg the output of ffmpeg -i is as follows Seems stream 0 codec frame rate differs from container frame rate: 59.94 (2000000/33367) -> ...
4
votes
1answer
931 views

FFMPEG | How to encode a video to make it faster

Good day people, I was wondering how to encode a video from a speed of 1 x to a one of 5 x, using ffmpeg. Thanks in advance for any suggestion.
2
votes
1answer
812 views

mp4v and mp4a in Ubuntu VLC

In 13.10, I have this error in VLC: [0x7f529c0038a0] main decoder error: no suitable decoder module for fourcc `mp4v'. VLC probably does not support this sound or video format. [0x7f529c004470] main ...
0
votes
0answers
85 views

How to Add Time stamp when using ffmpeg Video Recorder? [duplicate]

Is there any option , that let a user record a video with a time stamp . I use many web-cam recording and i didn't found this option . Program i used Guvcview , Cheese . Any Help ?
1
vote
1answer
497 views

Is it possible to restore the original quality of a YouTube video after downloading it? [closed]

I'm on Xubuntu. Two days ago, I wanted to download a mp3 song from YouTube: this one using this firefox extension or any other. The size is 82 MB. It's clearly not an mp3 file; it's a video that has ...
0
votes
1answer
447 views

ffmpeg batch convert files

I have a folder that contains audio files, files are in sequence named from 1 to 150 but none of the files have file extension. What I want is to convert them to aac or.mp3 and If I can join them as ...
2
votes
0answers
1k views

TCP 5454 and 554 connection refused for rtsp streming via ffmpeg

I am trying to convert my rtmp streaming to rtsp streaming using ffmpeg. the following code is doing the convert `ffmpeg -i rtmp://xxxxx.com/live/live1 -f rtsp rtsp://xxxxx.com:5454/test1-rtsp.mpg` ...
0
votes
1answer
447 views

How to play MSS2 encoded video files

VLC player and totem video player can't play MSS2 video encoded video files but i could play them under Ubuntu by compiling FFMPEG library. now ffplay can play these files. My question is if there is ...
1
vote
1answer
354 views

Script for trimming with ffmpeg

I'm recording radio broadcasts via DVB-C and gnutv. To trim the recordings I use ffmpeg. The synthax takes rahter long to enter in Terminal. So I'm working on a script to automatize this. Hiere it ...
0
votes
1answer
59 views

FFMPEG preset question

I am trying to use this sh to broadcast on twitch, but I keep getting this error Unrecognized option 'preset=fast' I am running Ubuntu 13.10, it is an ASUS laptop
1
vote
0answers
723 views

Specify shared library location for VLC

I built (from source) a newer version of libavcodec.so, libavformat.so, etc. than provided by the Ubuntu repositories. (My newer versions are installed in /usr/local/lib). Using ldd /usr/bin/vlc to ...
2
votes
1answer
3k views

OpenCV install problems on Studio 12.04 - broken dependencies [duplicate]

Problem: I'm trying to install OpenCV (video analytics) and am following the Ubuntu OpenCV installation documentation. The provided script has a line which executed for some time, taking away more ...
6
votes
2answers
17k views

How to minimize usage of CPU/memory by ffmpeg when recording video

I use FFmpeg for making video screen capture from Xvfb display. Currently I invoke it with: ffmpeg -y -r 15 -g 600 -s 1280x1024x24 -f x11grab -i :100 -vcodec libx264 /tmp/video.mov As I record ...
0
votes
2answers
1k views

how to use ffmepg codecs on ubuntu

I want to play .wmv files on Ubuntu, but it seems these files are proprietary and are not playable under Windows. So downloaded the ffmpeg source code and compiled it. Now, ffmplay is able to play ...
0
votes
1answer
8k views

Convert “H264 MP4 AVC (part 10) (avc1)”/“MPEG AAC 48kHz” 1080p 23.976000fps videos to 720p, as complete quality as possible

file says all the files are ISO Media, MPEG v4 system, version 2 and the title's info is from VLC 2.0.9. IMO 1080p isn't necessary, especially since the other vids from earlier are 720p and are just ...
7
votes
2answers
2k views

What are the implications of the ffmpeg / libav fork for users?

The ffmpeg project got forked: http://libav.org/ http://ffmpeg.org/ libav has already been added to the ubuntu repositories: https://launchpad.net/ubuntu/+source/libav What are the implications ...
0
votes
1answer
290 views

DVD Audio Playback Silent - how to find codec

I'm utterly baffled by this but I'm sure the fix must be simple - I can play DVDs fine on my ubuntu machine but I have just bought a new DVD and there is no sound. The sound works on all other DVDs ...
0
votes
2answers
1k views

How do I convert image and audio into avi video file?

I need to convert image and audio into avi video files for use with a video mixing tool that only accepts avi video. How do I: convert mp3 audio to avi without video channel convert jpg image to ...