Tagged Questions

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

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0
votes
0answers
85 views

Damaged mp4 file - can't extract audio

I've been trying fruitlessly for a while now and gotten so frustrated I finally succumbed and decided to ask for help. I ask though because this file is VERY important, it is also important I know ...
0
votes
1answer
46 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
279 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 ...
3
votes
2answers
26k views

How to simply convert video files (i.e.: MKV to MP4)? [duplicate]

I simply want to convert files, any format to any format (at the moment, I need to convert MKV to MP4-h264), without losing quality. I don't want to resize (scale) the video, I don't want to change ...
0
votes
2answers
779 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
3k 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 ...
0
votes
1answer
1k views

How can I burn vobsub subtitles using ffmpeg?

I have an MKV that I am using to create a DVD using DeVeDe The MKV has embedded subtitles in vobsub format, which DeVeDe does not support (or bugged, not sure) I decided to burn the subtitles to the ...
0
votes
1answer
143 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
617 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 ...
0
votes
1answer
74 views

How to convert multiple files with Winff?

When I select one file to convert from ".mpg" format to ".mp4" format in Winff, it converts nice! but when I try to convert many ".mpg" files, I see only one file in output folder! and guess Winff ...
0
votes
1answer
1k views

Conflicting libraries in /usr/local/lib and /usr/lib/x86_64-linux-gnu

So I manually installed the latest ffmpeg a while ago, because one of my projects needs the latest .55 ffmpeg libraries (I think I used this: https://trac.ffmpeg.org/wiki/UbuntuCompilationGuide). So ...
1
vote
2answers
2k views

How to Remove ffmpeg completely in Ubuntu 13.10?

I tried this guide to install ffmpeg, but now I want to remove it completely from Ubuntu 13.10, but when I did that guide to remove, ffmpeg is still there! How to remove it exactly? after removing ...
3
votes
1answer
980 views

Ffmpeg output screenshot gallery

Does any one knows if ffmpeg can create video thumbnails something like I know totem can do this but totem does not support the video format that I am using THank you in advanced You can see this ...
0
votes
2answers
484 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 ...
3
votes
3answers
5k views

How to use ffmpeg to convert ape file to mp3 file?

I am trying to use ffmpeg on ubuntu 13.10 to convert a ap3 file to mp3 file? I install ffmpeg, but I get this error when I use it. Please tell me how can I fix it? Thank you. $ ffmpeg -i ...
2
votes
1answer
1k 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 ...
1
vote
2answers
249 views

ffmpeg how to output images from a video

I want to extract images from a video I want thous images to be extracted from specific time for example 0:30 1:15 1:45 and I would love them to be in PNG format as well Thank you in advanced ...
12
votes
2answers
11k views

How to replace avconv with (the real) ffmpeg and have it work right?

Anyone know how to install the real, current ffmpeg (not the older version by avconv that comes w/ Ubuntu) without having the problems mentioned here? Reasons: Everything works (or so many have ...
3
votes
3answers
11k views

how to convert avi (xvid) to mkv or mp4 (h264)

Very noob when it comes to video. I'm trying to make sense of what I"m finding via Google... but its mostly Greek to me. I have a bunch of Avi files that won't play in my WD TV Play box. Mediainfo ...
0
votes
3answers
2k views

How to cut audio file with avconv?

I have a hard time trying to figure out how to cut a file with avconv. Here's the command I use: avconv -ss 52:13:49 -t 01:13:52 -i RR119Accessibility.wav RR119Accessibility-2.wav But it doesn't ...
0
votes
1answer
1k views

mp4 to mpeg TS 2

I want to convert mp4 video to mpeg Ts2. What's the best way to do it and preserve HD quality? Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'How to Get the Newest Smartphones from AT&T - YouTube.mp4': ...
4
votes
2answers
6k 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
1answer
456 views

ffmpeg2 on ubuntu 12.10 quantal server

currently i'm stuck with installing ffmpeg2 via the repository ppa:samrog131/ppa. Why it doesn't work? On various sites it's been said, that the ppa is for ubuntu 12.10. Am i doing something wrong? ...
2
votes
1answer
332 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) -> ...
3
votes
2answers
1k views

why ffmpeg command producing error in Ubuntu terminal?

I installed ffmpeg using this command sudo apt-get install ffmpeg After the installation i tried this command in terminal ffmpeg but i got error message like this root@client85-desktop:~# ...
0
votes
1answer
528 views

Add image to 3GP file and convert it to MP4 using avconv por ffmpeg

i have a .3GP file , i want tp add an image tp 3GP file , then , convert this file to MP4 ,'AVI' or even webm . That it means : the audio is from 3GP , the image from another file ; merge the two to ...
4
votes
2answers
15k views

Fastest way to convert videos (batch or single)?

I know there are a lot of questions about video encoders around here, but my question is more about workflow/efficiency. For my day job, I need to convert videos, frequently, from many random formats ...
1
vote
1answer
986 views

bulk/batch convert mp4 and m4v files to webm via command line?

is it possible to convert mp4 and m4v to webm via command line? I'd like to just in a bulk swoop convert my mp4 and m4v files to web so i can play them in firefox without any issues.
2
votes
1answer
303 views

Is it possible to rotate a video using avidemux command line?

I have a number of video files (MOV) which I only need to rotate 90° clockwise. As it may be needed in the future as well, I first tried using ffmpeg and then mencoder command line in a Nautilus ...
2
votes
2answers
5k views

Unknown encoder 'libvo_aacenc'

I get this error when I try to convert an wmv to 3gp using this command: ffmpeg -y -i "inputvid.wmv" -vf scale=352:288 -f 3gp -vcodec h263 -r 15 -b 200k -acodec libvo_aacenc -ac 2 -ar 32000 -ab ...
2
votes
1answer
2k views

How to build and install latest SimpleScreenRecorder from git?

I want to install SimpleScreenRecorder (SSR) from git as recommended by the developer. The binary version crashes and it is possible that the git version already has the fixes for my crash problem. ...
3
votes
2answers
4k views

How to do screencasting (desktop recording) with high quality audio and video?

I have googled around and found all the usual solutions. None of them work for me. First of all, I want to make high quality recordings. Second, I use JACK audio (PulseAudio is completely ...
3
votes
2answers
2k views

How do I install the latest development libraries of FFmpeg in my ubuntu?

I am about to install FFmpeg 2.0.1 (the latest version) in my Ubuntu. I already have the older dev libraries installed in my system. In the previous installation, I didn't build them from source. I ...
1
vote
1answer
111 views

TV channel Identification using Linux C Programming

I need to develop an application which will identify the channel name which is currently running in the Television. I am using Easy CaP Video capturing device to take the video in from the dth set top ...
2
votes
2answers
1k views

can someone tell me what this means and how do i fix it? [duplicate]

All i wanted to do was put vlc on my computer. This is turning into a real pain in the butt. I had to update and upgrade just to get the software centre to run, but when i try to install vlc i get the ...
1
vote
0answers
185 views

avconf or winff

My simple question is: What should I do with the hint: * THIS PROGRAM IS DEPRECATED * This program is only provided for compatibility and will be removed in a future release. Please use avconv ...
1
vote
1answer
684 views

FFMPEG -> how to keep the original audio quality during conversion?

'-ab' option is related to audio quality? how to say ffmpeg to keep the original audio quality during conversion?
0
votes
1answer
421 views

Does anyone know about avconv scripts?

I want an avconv script which automatically scans some of my directories and then checks for .avi files and then converts them to .mp4 and then deletes the .avi files when finished. I am not a bash ...
0
votes
1answer
28 views

how to adjust size of bits for frame?

Am using currently program "Recordmydesktop" - which again uses ffmpeg too - for to record some video of desktop-program. How do I adjust the size in Bytes for the frame ?! - I want to achieve better ...
4
votes
1answer
12k views

Install latest ffmpeg for all users in Debina/Ubuntu

I installed ffmpeg on my Ubuntu using the guide: https://ffmpeg.org/trac/ffmpeg/wiki/UbuntuCompilationGuide It is good and working. I know that guide is for installing ffmpeg for current user. Can ...
1
vote
0answers
603 views

ffserver troubleshooting. streaming video from ubuntu server

I have a raring ring-tail server, which I want to stream video from an attached USB webcam. I have followed this guide to install ffmpeg, ffserver, and numerous codecs. ...
0
votes
1answer
221 views

How to configure ffmpeg from some build?

I'd like to ask if there is a option for rebuilding or reconfiguring FFmpeg from any repository. 'Cause i need to add libass, but there's no build with this library and i used ffmpeg from Jon ...
0
votes
1answer
5k views

Cannot compile ffmpeg with fdk-aac

I need to compile ffmpeg with libfdk-aac on Ubuntu 13.04. I followed the following instructions to compile libfdk-aac wget http://downloads.sourceforge.net/opencore-amr/fdk-aac-0.1.0.tar.gz tar xzvf ...
0
votes
0answers
372 views

How to make a screencast in 13.04? [duplicate]

The question explains what is my need. Can we make screencast without using additional software other than ffmpeg? While searching the net, I found a solution. The solution was: ffmpeg -f alsa -i ...
2
votes
1answer
691 views

Inlcuding subtitle when converting MTS to MKV

I want to convert my .MTS videos from my Sony HD Cam into a .MKV. I am using ffmpeg and it works fine. But I have problems with the subtitles (in this case the subtitles are date and time) because ...
0
votes
1answer
223 views

Can't seem to get script/cron job to work?

ive written a ffmpeg script to mass convert mkv into mp4. when i run the script as my user, and enter my password for sudo privileges it works very well from the command line. the script is: #! ...
6
votes
1answer
2k views

How to set duration for avconv?

I'm trying to cut a portion from an mp4 video with avconv, but it doesn't seem to care about the -t param. My command line is avconv -t 10 -i GOPR0001.MP4 cut.MP4 This will process the whole ...
1
vote
1answer
4k views

avconv how to copy all stream and merge metadata (fix creation date)?

I am trying to fix the metadata of some old videos, so i would like to copy all streams audio video and subtitle and merge the metadata from a txt file. I first dump the metadata with: avconv -i ...
2
votes
2answers
3k views

ffmpeg for 13.04

I have a question how to get ffmpeg with x264 support for ubuntu 13.04 I used to use this ppa https://launchpad.net/~jon-severinsson/+archive/ffmpeg but as far as I understand 13.04 is not supported ...
1
vote
1answer
115 views

ffmpeg / avconv follow_mouse not working?

I'm trying the option -follow_mouse with both ffmpeg and avconv and I can't make it work. avconv version 0.8.6-6:0.8.6-1ubuntu2 tells me: Option follow_mouse not found. ffmpeg version ...