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

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10 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 ...
0
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1answer
16 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
52 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 ...
0
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0answers
38 views

What Ubuntu programs can I use to live stream? (Looking for equivalents to specific Windows programs.)

I'm trying to figure out on what programs I can use on Linux (has to be specific cause I live stream and it's a 2 pc setup) On Windows: Dxtory; Used to capture my game video's and seperate my ...
0
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0answers
32 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
27 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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1answer
59 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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0answers
23 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
36 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
32 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
32 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
45 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 ...
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0answers
16 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
63 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 ...
1
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1answer
81 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
votes
1answer
157 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 ...
0
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1answer
40 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
48 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
80 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
74 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 ...
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0answers
38 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
52 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
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1answer
368 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
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1answer
76 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
14 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
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1answer
220 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
48 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) ...
1
vote
1answer
107 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
118 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
114 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 ...
0
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0answers
90 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
92 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 ...
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0answers
99 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
138 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 ...
1
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2answers
529 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 ...
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0answers
278 views

Cannot install bomi (CMPlayer) on Ubuntu 15.10

I was a fan of bomi player on ubuntu, but cannot install it on the latest version, anybody got a solution? usr@host: ~$ sudo apt-get install bomi [sudo] password for usr: Reading package lists... ...
4
votes
1answer
144 views

Error with ffmpeg since upgrade to 15.10

Like many of us I have been using AVCONV without major issues, however since 15.10 and the arrival of FFMPEG instead, I have errors in my scripts. This command has been used by me for a while to rip ...
4
votes
1answer
3k views

Batch convert H.265 mkv to H.264 with ffmpeg to make files compatible for re-encoding

I have H.265 encoded files that are so resource intensive they don't play well and my conversion software (mencoder) doesn't (currently) support the H.265 format. Can I convert them to H.264 in a ...
1
vote
2answers
94 views

Remove dead pixel from video material (not screen)

My camera recently ran through some trouble and now my sensor chip has four dead pixels, spread across the screen. (Yes, it's actually the censor, I've quadruple checked. It's not the screen.) So ...
0
votes
1answer
80 views

How to Convert mulfiple files using ffmpeg

I need to convert 1000 files from .flv to mp4. I organized 10 folders with 100 items each. I have been using the following command in each file: Root@root:~/1/2/3/4$ ffmpeg -i 1.flv -codec copy ...
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votes
1answer
255 views

Chromium will not start - libffmpeg problem

When starting chromium-browser from terminal I get: /usr/lib/chromium-browser/chromium-browser: error while loading shared libraries: libffmpeg.so: cannot open shared object file: No such file or ...
2
votes
1answer
132 views

Does avconv have an equivalent complex filter for ffmpeg's adelay?

I have a working ffmpeg command to combine an audio/video file with an audio file, and I am now trying to perform the same operation using avconv on Ubuntu 14.04. My ffmpeg command requires the use of ...
2
votes
3answers
228 views

Hauppauge 610 Analog Video Capture Script or Command

I have Xubuntu 14.04. The camcorder I am using is the Sony CCD-TRV16 NTSC 180x Digital Zoom. I am using the Hauppauge 610 USB-Live 2 Analog Video Digitizer and Video Capture Device to convert 8mm ...
0
votes
1answer
117 views

How do i transcode all files in a directory with ffmpeg

I am wanting to make a script to transcode all the lossless files from my camera to 3mb/s and change the codec to h.264. I found a command that will export the files as one big file but i want ...
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0answers
20 views

how to export editet video from open shot?

i want to export a edited video from open shot. the preview is shown the wanted condition, but after export i got no motion pictures .. just sound. i want to archive that video on hard disk and put it ...
0
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0answers
47 views

uknown video format

I have recorded video using my new tv the outputfile is somwthing like record.ts which neither vlc or mplayer couldn't open that file. I tried to get the file info so: ffmpeg -i record.ts gives: ...
3
votes
2answers
3k views

ffmpeg: command not found

I have ffmpeg installed in my Ubuntu 14.04 but when I tried to use it in terminal I got the following error, $ ffmpeg -i input.avs -an -vcodec rawvideo -y output.avi ffmpeg: command not found I ...
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0answers
85 views

ffmpeg on lubuntu 14.04 armhf

How can I get a modern ffmpeg version on a lubuntu 14.04 armhf device? I know, that (l)ubuntu 14.04 just supporting livav and i came back on 15.04. But: lubuntu 15.04 isn't working on my armhf ...
0
votes
1answer
26 views

Switch out audio and video

I downloaded a movie in beautiful HD. Unfortunately, the sound is broken. I then downloaded a different copy in low res, but with an intact soundtrack. How can I use ffmpeg to take the sound from the ...
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72 views

Error: libavutil/x86/asm.h header is required for shared FFmpeg when compiling MPlayer

When I tried to compile it , it gives me the above error. I tried building the dependencies but it still does not work. The error message is as shown: Checking for QuickTime codecs ... yes Checking ...