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

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How to uninstall ffmpeg installed via Firefox addon YouTube Video and Audio Downloader 0.5.2?

Firefox Addon YouTube Video and Audio Downloader 0.5.2 URL is https://addons.mozilla.org/firefox/addon/youtube-video-and-audio-dow/?src=api. After ffmpeg is installed, YouTube Downloaders (YouTube-dlg,...
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21 views

Can't convert *.flac to mp3; “no such file or directory” [duplicate]

I am trying to follow this previous question and this associated wiki page to convert flacs to mp3s with a bash script. I have tried it with avconv and ffmpeg, with *.flac and ./*.flac, and I keep ...
2
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0answers
60 views

Compiler can't find libswresample library

I'm currently trying to compile this teamspeak bot on Ubuntu. My issue is that when trying to compile it, I get the following error: CMake Error at /usr/share/cmake-3.0/Modules/...
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1answer
34 views

How to install Open Broadcaster Software (OBS) on Ubuntu 15.10 :/

I'm having a problem while installing OBS on Ubuntu 15.10 - I see that's no one ever faced this problem before on all the Ubuntu versions (14.04 , 13.10 , 15.04) and I have tried all those. And ...
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0answers
57 views

Building static ffmpeg libraries on amd64 where libc isn't compiled with -fPIC

First off, I'm not a C/C++ developer so be specific in your solutions and try to be understanding. Secondly, there is a similar question here that does not resolve the issue. Here is my configure line ...
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2answers
65 views

watch not work with “pkill ffmpeg; ffmpeg -i”

Im using ffmpeg to record online stream. I want to record in small pieces with killing ffmpeg process and starting again. Trying to do it with command watch -n 40 "pkill ffmpeg; ffmpeg -i http://...
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1answer
46 views

RMTP Streamig to Twitch [closed]

First of all, i posted this question on http://unix.stackexchange.com but so far no responds. I'm reposting it here since i tried it on ubuntu 15. and got same results. I would like opinion on that. ...
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1answer
72 views

How to convert a video file from mkv to a format supported by the TV set?

I have a mkv video file which contains the following content: > mkvmerge --identify original.mkv File 'original.mkv': container: Matroska Track ID 0: video (V_MPEGH/ISO/HEVC) Track ID 1: audio (...
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75 views

how to get vdpau hardware acceleration using ffmpeg on ubuntu?

I am developing a multimedia player using ffmpeg. I am trying hard to get hardware acceleration through ffmpeg using vdpau hardware accelerator. I didn't get any success so far. Below I have mentioned ...
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2answers
74 views

Why is chromium-codecs-ffmpeg-extra in my 14.04 system?

I just checked my records. Computer purchased: 2014 July Ubuntu 14.04 installed: 2014 July chromium-codecs-ffmpeg-extra 1st upgraded: 2014 August So it ...
3
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1answer
57 views

Script to convert .wma to .mp3 command not found [duplicate]

I am using a script called conv-script that I found on AskUbuntu here. It looks like this #!/bin/sh readarray -t files < wma-files.txt for file in "${files[@]}"; do out=${file%.wma}.mp3 ...
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14 views

Why do apps keep asking me to install ffmpeg or avcon?

I've been using Synfig for a while now. It's worked fine for me. Recently (last week) it asked me to install ffmpeg. A script I ran earlier this month asked me to do the same thing. They both ...
0
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2answers
64 views

FFMPEG installed but not found

I'm trying to install pHash , but when I execute ./configure this message is returned: ... *** Configuring video Hash *** checking whether FFmpeg is present... checking for avcodec_alloc_frame in -...
1
vote
1answer
29 views

How to set maximum video width in ffmpeg?

How can I set the maximum dimensions of a video in ffmpeg? I want my videos to be 600:-1 or smaller. If I use -vf scale=600:-1, then it'd work with videos bigger than 600:-1 but the smaller videos ...
1
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1answer
36 views

How would you label an audio track as a “Japanese Surround 5.1” in MP4Box or ffmpeg

I have tried several methods of trying to label the track such as using MP4Box -lang 3=jpn file.mp4 and then did MP4Box -name 3="5.1 Surround" file.mp4 and the file in VLC keeps it's label only ...
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0answers
18 views

How to get LATEST vlc running in my Ubuntu [duplicate]

Today I downloaded a x265 (HEVC ¿¿)mkv file to my Ubuntu 14.04 . The vlc player is unable to play the file.. The vlc was proided by Ubuntu Software Center and the the version is 1.2.6 . As I checked ...
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1answer
38 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 ...
1
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1answer
62 views

Where are the headers of libavcodec and libavformat located?

I executed the following commands in the terminal: sudo apt-get install libavcodev-dev sudo apt-get install libavformat-dev I tried to find the headers (various #include<libavcodec/*.h>) in ...
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0answers
213 views

ubuntu 16.04 mplayer fullscreen issue

MPlayer refuses to go fullscreen when I start it with -noborder option. Without this option it works fine. I tried following command but it does not work. mplayer -vo vpdau -zoom -fs -noborder video....
0
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0answers
58 views

how to recover corrupt mp4 from samsung note 3

I have an app which records mp4. Some videos are fine and some corrupt. But even the corrupt ones are huge in size which I conclude have data.However, I have tried ffmpg, avconv and media info. I am ...
2
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0answers
79 views

Cannot convert .wav file to .txt file using pocketsphinx

I'm new to to this Ubuntu. I'm using Ubuntu mate: Distributor ID: Ubuntu Description: Ubuntu 16.04 LTS Release: 16.04 Codename: Xenial Previously I had normal Ubuntu and I had installed ...
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votes
1answer
184 views

Why does Ubuntu choose to put the 2.8.6 version of ffmpeg in their repository? [closed]

The official version of ffmpeg is 3.0.1, shouldn't the newest Ubuntu 16.04 LTS choose 3.0.1 or 3.0?
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49 views

Hardware Accelerated video encoding with Motion

In the thread How can I access the H264 stream from my IP-camera with “Motion”? one advice given by MrDave was "to trigger an external recording application to record the main H264 stream in the ...
2
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1answer
52 views

Ubuntu ffmpeg command -i not found

I'm a beginner with Ubuntu and I need to setup a streaming server for my company, I've installed NGINX and FFMPEG, but when I call ffmpeg -i in the ~/ffmpeg/ffmpeg directory it returns an error ...
0
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1answer
54 views

Read bitmap data going to X server

I would like to be able to read the data that is being sent to the X server, and stream it into my application for real time processing. I tried using ffmpeg [2] to capture all the data, but it takes ...
1
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1answer
36 views

How can the speed of an AVI file be changed?

I want to change the speed of an AVI video file such that it takes twice as long to play as it did originally. I have attempted to do this with ffmpeg, but this results in a very low quality video: ...
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0answers
66 views

How to convert webm video to mp4 when encountering errors for unsupported LBRR frames and decoding SILK/Opus

I have a low quality, but playable .webm video. It was recorded from a webrtc live stream that seems to have been on a bad connection. There are not many video frames and the audio cuts out for a ...
0
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0answers
21 views

how to convert video from web link with format mpeg4 to high quality mpeg2?

I try to convert video using FFmpeg, and it shows me 'option not found'. Which command can I use to convert from mpeg 4 to mpeg 2 using FFmpeg? The video is not in my folders, it fetches from web.
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1answer
174 views

How to play video using ffmpeg on ubuntu?

I tried to install ff mpeg on my Ubuntu 15. When I try to play video like: ./ff play requirerdvideo it shows me that : bash :./ff play: no such file or directory How can I fix this problem ...
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1answer
144 views

Can't display the thumbnails of HEVC Main10P and VP9 codec video

I hate totem player, it is useless to me, so I installed the ffmpegthumbnailer, removed totem player, and changed the default thumbnailer to it by following steps. sudo apt-get install ffmpeg ...
4
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1answer
237 views

How to install ffmpeg 3.0 on Ubuntu 15.10

ffmpeg 3.0 was released in February, it solves an important bug so I want to use it. Is there any easy way to install ffmpeg on Ubuntu Wily, for instance a PPA? What I tried: Xenial only has 2.8.6,...
0
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1answer
48 views

ffmpeg unrecognized option “draw_mouse”

There is ffmpeg package installed from ppa:mc3man/trusty-media. ffmpeg version N-78590-g5590ab4 Copyright (c) 2000-2016 the FFmpeg developers built with gcc 4.8 (Ubuntu 4.8.4-2ubuntu1~14.04.1) When ...
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2answers
66 views

Converting mp3 with avconv keeping folder structure

I Have a bunch (~31GB) of mp3 files encoded at 320kbps/cbr and I want to convert them all to mp3 320kbps/vbr keeping it's tags and folder structure but in another master path. I Would like to use ...
1
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1answer
140 views

How to install FFMPEG on Ubuntu aarch64

I need to install ffmpeg on Ubuntu aarch64 Architecture. I searched the web but all the guides are about how to install ffmpeg on other Ubuntu distros.
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1answer
328 views

Converting .mov files to .mp4 using ffmpeg

The conversion answers that I have seen on the web suggest using a -c option in the command line using ffmpeg. However using Ubuntu 14.04 the -c option does not exist in ffmpeg version SVN-r0.5.1-4:0....
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0answers
58 views

Open broadcaster not installing

I'm trying to install Open Broadcaster: https://obsproject.com/download#linux but I'm getting these errors: The following packages have unmet dependencies: obs-studio : Depends: libavcodec-ffmpeg56 ...
3
votes
1answer
85 views

Recording Lenovo Easy Camera with ffmpeg - framerate too low

Does anybody have a glue why I can't get ffmpeg to record my webcam higher than 8 fps, with ffmpeg? I've tried Cheese and GUVCView, under various settings. GUVCView only records a still picture, and ...
0
votes
1answer
757 views

How to use FFmpeg Command for Reverse Video? [closed]

i am use to FFmpeg library in android for reverse video. I can dump images from video but how to reverse all images and make video. See this link that from i am use to library in my gradle.. Library ...
1
vote
1answer
102 views

Videos which are converted in Linux do not play in mobile browser

I used avconv and ffmpeg to convert video files, but these files after this process did not work on a mobile browser. They only work as well on VLC or any other browser of desktop (Linux or Windows). ...
1
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1answer
18 views

Adaptive crf value in ffmpeg?

I use a crf value of 19 wich works, but some times the bit rate gets too high. Basically I want to know how to make ffmpeg try to keep the quality level at 19 but when the bit rate gets too high, ...
1
vote
1answer
338 views

HTML5 DRM video won't play on Ubuntu 15.10 with latest Google-Chrome

I have three 15.10 systems with Google Chrome installed. Two play purchased Amazon movies just great. One gives me a "Digital Rights Error" tells me to enable Widevine and refer to error 7235. I ...
1
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1answer
50 views

ffmpeg unable to record video with audio how to solve it?

ffmpeg unable to record video with audio how to solve it? $ ffmpeg -f oss -i /dev/audio -f x11grab -s 1280x1024 -r 3 -ab 11 -i :0.0 /tmp/out.mp4 ffmpeg version N-77455-g4707497 Copyright (c) 2000-...
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1answer
143 views

unable to download 480p format using youtube-dl

I'm trying to download 480p format youtube video using youtube-dl using youtube-dl -f 135+141 --prefer-ffmpeg <url> and i get the following error and it failed to mix audio and video ...
4
votes
2answers
132 views

Can a Zenity list display a string `--option`?

Is it possible to have a Zenity list-style menu show a code option like -r? I am trying to make a simple GUI for an FFMPEG bash script. This is just one prompt for selecting a framerate for a video. ...
0
votes
1answer
180 views

Upgrade already installed ffmpeg software on ubuntu server

I have ffmpeg version 2.2.5 installed on my server which is running on ubuntu. I want to update it to latest version and codecs/libraries. I have tried the following commands but they are not working....
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0answers
126 views

Extract partial streams ffmpeg

I am using ffmpeg last version (compiled from sources). And I have flv videos that are partially recorded from TV streams. These videos have proper video, and proper audio streams. But the subtitle ...
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0answers
122 views

FFMPG vs AVCONV: Has the CRF metric change?

I was planing to transcode a big library of old TV shows, 500GB of SD content. Since it is old, and I am not planing to store it like it is, but I just want to keep it mainly for the audio, I though ...
0
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0answers
128 views

Restream from HDHomeRun with ffmpeg

I have an older HDHR-US that does not have any upnp services and requires a special library. I can use the library on my ubuntu 14.04 server to save the video stream. I can also output to a pipe. ...
2
votes
2answers
168 views

Multiple files as input to ffmpeg not found

I'm using Ubuntu 14.04 and have compiled ffmpeg 2.8.4 from source with these options: ./configure --enable-gpl --enable-libass --enable-libfaac --enable-libfdk-aac --enable-libmp3lame --enable-...
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2answers
1k views

How to convert .ts file into main stream file losslessly?

I have a file that ends in .ts (e.g., here are the first 10 MB). I would like to convert it to a more main stream format (e.g., mp4, MPEG2-PS...), in a lossless way if possible (i.e., remuxing). I ...