Questions tagged [libav]
Libav is a complete, cross-platform solution to record, convert and stream audio and video. It includes libavcodec - the leading audio/video codec library.
39
questions
2
votes
1
answer
1k
views
Can't read Netflix nor Prime videos [duplicate]
I am new to Linux and I'm trying Ubuntu 20.04.1 on a USB key to see what it's like.
I wanted to watch a movie on Prime Video using Firefox, but I couldn't : it asked me to allow DRM, which I did.
But ...
- 21
2
votes
1
answer
4k
views
Repairing a corrupt mp4 - I'm having issues getting untrunc installed
Basically, I get the error "moov atom not found" when attempting to play an mp4 video on vlc or any other players.
Following the advice given on this thread, I'm attempting to use untrunc to generate ...
- 21
1
vote
2
answers
2k
views
How to install requested libs: GLIB, libavcodec and libavformat?
I've got an application from InteractiveBrokers, which sometimes gives me this:
So I searched for those libs in synaptic, but in the screenshots below you can see that they all seem to be installed.
...
- 2,123
2
votes
1
answer
2k
views
Unknown encoder 'libvo_aacenc' Error
I have installed x262 library then installed ffmpeg into /var/www/html/GetVideo directory with these commands.
# build and install x264
git clone --depth 1 git://git.videolan.org/x264
cd x264
./...
- 123
4
votes
1
answer
3k
views
How to install libavcodec53 and libavformat53 so that I can use JavaFx in Ubuntu 16.04
I want to use JavaFX in Ubuntu. According to this link, I have to install libavcodec53 and libavformat53. I googled and came across sites like this, which suggests to use
sudo apt-get update
sudo apt-...
- 141
1
vote
2
answers
6k
views
Blender Missing Library : libavcodec.so.54 - 16.04
I am trying to launch blender on Ubuntu 16.04. This is failing with the following error.
$ blender
blender: error while loading shared libraries: libavcodec.so.54: cannot open shared object file: No ...
- 595
0
votes
0
answers
67
views
Should I update libav codecs lirary from 9.18 to 11.3?
Concerning Ubuntu 14.04 LTS (Trusty)
Software Updater lists but does not allow ticking (checking) of box to update:
[_] Libav codecs library (additional codecs meta-package)
It reports:
Changes ...
- 105
3
votes
1
answer
3k
views
using ffmpeg in bash script prints video data to stdout
I'm writing a bash script to convert some videos
the problem is when I run ffmpeg directly in terminal it is OK and converts video correctly but when I use it in bash script it prints lots of data (...
- 494
8
votes
2
answers
7k
views
Are ffmpeg56 and ffmpeg54 packages discontinued?
It seems that the following packages were not included in official yakkety repos, even if they were in xenial.
libavcodec-ffmpeg-extra56
libavformat-ffmpeg56
libavutil-ffmpeg54
Are they unuseful / ...
- 10.7k
4
votes
1
answer
3k
views
configure: error: avcodec headers not found [duplicate]
I'm compiling a source code that generates following error:
checking for avcodec.h... no
checking for libavcodec/avcodec.h... no
checking for ffmpeg/avcodec.h... no
checking for libav/avcodec.h... no
...
- 4,119
0
votes
1
answer
300
views
Can't locate specific package
I'm completely new to ubuntu.
I would like to install this package
But when I try to install it using commandline
apt-get install libavcodec57
the package is not found. So my question:
Is this ...
- 101
1
vote
1
answer
3k
views
How to mix and play back multiple audio tracks from a video file?
I have a video file (in an mkv container) with multiple audio tracks (aid=1,2,...). Using either mplayer or mpv, how can I play two of the audio tracks simultaneously (ideally being able to set each ...
- 153
2
votes
1
answer
1k
views
How can I revert libavcodec-extra-54 to libavcodec54?
I am on Ubuntu 14.04.3 32bit platform.
I want to compile opencv, it requires libavcodec-dev. I want to install it but it needs a long list of packages. It would be easy if I could just install them ...
- 5,074
1
vote
1
answer
1k
views
Installing libav 10 on Ubuntu 14.04
I need libav version 10 or higher. I'm running Ubuntu 14.0.3. I have versions 9.18-6 installed.
Looking at https://libav.org/download/ - I see some source files I could try to compile - but I'd ...
- 1,756
0
votes
1
answer
838
views
To install Ubuntu restricted extras, these items must be removed
when I want to install Ubuntu restricted extras, it says that
to install Ubuntu restricted extras, these items must be removed: Libav codec library libavcodec54.
I want to know that what will ...
-2
votes
1
answer
1k
views
How to install a newer version of libav than what is in the repos
I'm currently running debian 7 wheezy, but the package management system is the same as ubuntu so I thought I'd ask here. I'm trying to install at least version 9.x of libav. The current version in ...
- 167
5
votes
2
answers
4k
views
How to install libavcodec54 in ubuntu vivid?
Apparently spotify needs libavcodec54 (or 53 or 52) to play local mp3 files. Unfortunately - it doesn't work with libavcodec56 which is in Vivid.
I tried symlinking libavcodec56 under name of *54, ...
- 53
0
votes
1
answer
3k
views
can't play wmv files - Failed to initialize the VAAPI device
I'm trying to run wmv files, and tryed some advices from here, but without any success. I have vlc and ubuntu-restricted-extras. I also did a purge, autoremove and re-installthem.
This is what I get....
- 427
0
votes
1
answer
1k
views
Uninstall libav packages after re-installing from source
I'm running kubuntu 14.04 and don't plan on upgrading until at least these summer holidays. The libav packages provided are somewhat outdated (two major versions behind) and produce unsatisfying ...
- 173
-1
votes
1
answer
989
views
downgrade ubuntu 14.10 to ubuntu 14.04 or 12.04 [duplicate]
Well i installed ubuntu 14.10 with gnome deskotp environment but during installation of opencv. I am having issues with libav as recent ubuntu uses api version 11 and I need api version 9 so i want to ...
- 518
1
vote
0
answers
476
views
Open Cv installation problem
I am following this link for installing OpenCv but on the make step I came across an error:
home/aman/opencv/opencv/modules/videoio/src/ffmpeg_codecs.hpp:98:7:
error: ‘CODEC_ID_H264’ was not ...
- 518
0
votes
1
answer
949
views
avformat package seems to have outdated headers
I have libavformat56 and libavformat-dev installed on my machine.
I'm building some source right now which uses the libavformat.h header.
The source (nameply the Pangolin library by Steven Lovegrove) ...
- 680
5
votes
1
answer
1k
views
Is it possible to have both libav and ffmpeg installed and running on ubuntu 14.04?
I want to use Clementine but it needs ffmpeg to be installed if I want to play .ape files from it.
On the other way, I still want to have VLC up and running, and I understand that VLC does no longer ...
- 73
3
votes
2
answers
766
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 ...
- 819
1
vote
0
answers
1k
views
LibAv: Set a custom Header in RTSP stream
I am trying to play a chunk of video retrieved from an Axis M3004V camera. The camera is continuously recording video in an internal MicroSD card. That video receives a recordingid I can use to query. ...
- 153
6
votes
2
answers
4k
views
Very slow conversion with avconv (libav) - Trusty Tahr 14.04?
Yesterday I installed the latest Kubuntu release 14.04. So I meet a little problems with the media conversions. The old FFmpeg is finally replaced with avconv which is in the libav-tools library. Till ...
- 351
1
vote
0
answers
133
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. ...
- 2,219
0
votes
1
answer
2k
views
libav : deinsterlace option?
I have compiled from GIT sources the libav 2014-march-10.
On usual libav from Ubuntu repositories, I was able to use -deinterlace to... well, deinterlace the video. Now this option appears to be ...
- 5,775
2
votes
1
answer
3k
views
build libav from GIT using --enable-*
I need to get a newer version of libav-tools (containing avconv) to get the AAC-encoder to resample an input 6-channel audio stream into an output 2-channel one.
I successfully built the package, but ...
- 5,775
1
vote
0
answers
1k
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 ...
- 111
2
votes
1
answer
2k
views
avprobe - doesn't output json document
I'm trying to create a json file with information of a mp4 file with avprobe, but it doesn't print nothing.
The command
avprobe -v 0 -show_format -of json myvideo.mp4
My avprobe version
avprobe ...
- 335
1
vote
1
answer
11k
views
How to install libav from launchpad?
How could I install this package from launchpad on ubuntu 12.04??
https://launchpad.net/ubuntu/+source/libav
2
votes
2
answers
2k
views
12.04 upgrade libav from 53 to 54
I am using the latest release of blender 2.66 on 12.04 from the command line. It is looking for libavformat.so.54 but I only seem to have libavformat.so.53 installed, and cant find a way to upgrade to ...
- 121
3
votes
2
answers
8k
views
converting multiple files with avconv...libmp3lame0 not found [duplicate]
I have about 20 .webm files that I would like to convert to audio in the terminal. I want to do
avconv -i *.webm -acodec libmp3lame0 -aq 4 *.mp3
I tried:
for i in *.webm; do avconv -i "${i}" -...
- 237
3
votes
1
answer
593
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?
- 33
2
votes
1
answer
119
views
Can Not install available update
i can't check to install this available update
here is my problem about my ubuntu:
i have tried it from terminal with sudo apt-get update, but it still unsolved
- 66
2
votes
1
answer
1k
views
Muxing h264 stream into mp4
I've a H.264 stream (.264). How do I pack (mux) it into a .mp4 file? I know I need to use avconv, but I couldn't get it to work.
- 41
1
vote
1
answer
11k
views
Installation of libavcodec-extra or libmp3lame fails
I'm trying to install ffmpeg on my dedicated server running on ubuntu 10.04. I want to convert flv-videos to mp3 sound files.
As I found out, I have to install libavcodec-extra-52. When I use
sudo ...
- 11
6
votes
2
answers
3k
views
Why can't I watch video after installing the original ffmpeg fork from Jon Severinson's PPA?
I just installed the Jon Severinsson ffmpeg PPA, and I cant watch any video and get audio only, I get a need extra plugins needed install? and then packaged dependencies could no be resolved . Here ...
