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

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How can I forward two streams together in pavucontrol?

I'm trying to capture screen and audio with ffmpeg, and I want to record both microphone and computer output. I can choose from one of it in pavucontrol, but not both in the same time. Any solution?
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11 views

Multiple undefined references using FFMPEG libs

I installed FFMPEG libraries and headers as it is described here . In my C++ application when I compile (gcc) I am getting this : /usr/local/lib/libavcodec.a(libfaac.o): In function ...
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17 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 ...
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31 views

FFMPEG error : libx264 must be installed and version must be >= 0.118

I am trying to use libx264 decoder with FFMPEG, for which I have installed libx264 library on my ubuntu 12.04 LTS as described on this ...
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1answer
58 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 ...
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2answers
129 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 ...
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1answer
32 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 ...
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1answer
31 views

What (input) types of files can ffmpeg convert and to what (output) files?

I like to use simple commands (added to Thunar custom actions), like ffmpeg -i %f %f.mp3. I can replace mp3 with flac for example - but what other output extensions can be used? Also, in Thunar ...
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2answers
49 views

Convert .mov files to Home theater Compartible MP4

I have bunch of mov files and I want to Play them on my Sony DVD Home theater (XVid/HDMI capable) but I cannot. I have tried different configuration in WinFF (ffmpeg frontend) but does not work. The ...
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71 views

Streaming pre-recorded video as webcam source in 13.04

The source video can be encoded into virtually any format. Let's say it sits in ~/Videos/Test.webm. The end result is simply to stream the video, with sound, directly through a 'fake' video device, ...
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27 views

Strange blue flashes when using a screen recorder, white flashes when using vlc to record

I use cinnamon currently and whenever I use ffmpeg to record my screen, blue flashes appear when I interact with the cinnamon panel and applets. When I initiate a recording in vlc, similar things ...
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123 views

Im trying to stream multiple flv files using ffmpeg to Red5 server. Please help

So far I have red5 installed, jwplayer is embedded on to webpage, and it can receive a stream without issue (relatively). The command i have been using for the stream is: ffmpeg -i clip1.flv -re ...
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1answer
97 views

Error while adding a watermark to mp4 with FFmpeg

I try to watermark an mp4 file with ffmpeg and the following command : ffmpeg -i originalvideo.mp4 -vf « movie=watermark.png [wm];[in][wm] overlay=0:0:1 [out]« watermarkedvideo.mp4 after some ...
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47 views

Splitting audio channels using pulseaudio

My mission is record desktop using avconv (ffmpeg) + record microphone input + use sphinx program which also need the same microphone for voice control. Now, the problem is that if I start sphinx ...
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49 views

ffmpeg recorded sound is slow

I have a problem with audio recording through ffmpeg. My command is: ffmpeg -f alsa -i pulse -vn -acodec libmp3lame -ab 256k capture.mp3 I have setup my audio card internal monitor to be used for ...
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1answer
65 views

Convert a bunch of jpegs to a movie

I have a bunch of non-consecutivly numbered jpegs (they are in order, but there are gaps in the sequence) that I want to convert into a movie. When I try using convert, ffmpeg or avconv, it creates ...
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2answers
600 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 ...
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2answers
74 views

I get an error when trying to convert video

I m trying to convert mp4 video file to avi file with ffmpeg -i 10.mp4 -vcodec mpeg4 -vtag XVID -b 990k -bf 2 -g 300 -s 640x360 -acodec libmp3lame -ab 128k -ar 48000 -ac 2 -pass 2 -f avi 10.avi but ...
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1answer
492 views

How do I use ffmpeg's -filter_complex

i am using FFmpeg version SVN-r0.5.9-4:0.5.9-0ubuntu0.10.04.3 and it doesn't allow me to use -filter_complex it shows: "ffmpeg: unrecognized option '-filter_complex'" I want to overlay 2 videos, how ...
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2answers
434 views

ffmpeg resize “could not find codec parameters”

I'm a newbee to ubuntu and need your help: (32bit ubuntu 12.10) my command: ffmpeg -i ../output_images/particles%04d.png -r 30 -b 30000k final_movie.avi works for my 800x800 *.png pictures ...
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60 views

Screencasting with ffmpeg gives washed out colors

I want to screencast and have the video look EXACTLY as I see it from the screen. I tried ffmpeg but the colors get washed out. I have also tried all the GUI programs like Istanbul, Kazam, ...
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1answer
1k views

Please give me an FFMPEG tutorial that works on Ubuntu 12.04

ffmpeg does not compile. Every time there is an error no matter what I do. I installed clean 12.04, followed the tutorial on ffmpeg website, but it is still not working. If its not libfdk-aac ...
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2answers
394 views

How to convert a video from mp4/flv to mpeg/mpg

I download videos in mp4 or flv format but I need to convert them to mpeg 1/2/3 so that I can watch them on my special gadget. I think I need a program. any suggestion thanks
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1answer
88 views

Extracting images from video in 1 minute intervals

I would like to extract images from a video Exp01.avi, the video is 25 minutes long. I want the images to be extracted from the video after every 1 minute interval. Please someone tell me how to do ...
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3answers
322 views

How to convert a raw video using ffmpeg

I have a raw video that has the following properties: 25 FPS UYVY Codec 876 MBit/s AVI Container I want to convert this raw file to another container using ffmpeg. Right now the problem is that ...
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1answer
42 views

ffmpeg wait before recording desktop

Is it possible to make ffmpeg wait a couple seconds before starting to record? if so how is there another way to start an ffmpeg script besides from the terminal?
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56 views

ffmpeg encoding 1 image and 1 audio for YouTube

I'm testing ascript out on a default install of 12.10 with ubuntu-restricted-extras installed inside VirtualBox. There are two files, audio.wav and image.jpg. The command is: ffmpeg -i image.jpg -i ...
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46 views

Which settings for re-compiling libav-tools?

Which settings is Ubuntu's package libav-tools compiled with? I want to re-compile libav-tools (even better: the whole libav) without adding or removing its features.
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1answer
100 views

Is it possible to do a lossless conversion from m4v to webm?

I have several m4v files, which I need to convert to webm. I am using ffmpeg for doing so and have used commands such as: ffmpeg -i myfiletoconvert.m4v output.webm The conversion works fine, and ...
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38 views

can't install ffmpeg in ubuntu [duplicate]

Possible Duplicate: How to install software or upgrade from old unsupported release? I tried to install ffmpeg in ubundu.using the command sudo apt-get install ffmpeg But i can't install ...
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3answers
130 views

Bash script generating image from video with specific title in subdirs

I have the following bash script generating a jpg file with the same name of the video file. Now I need to change the bash script to generate the jpg file with the name image.jpg instead of with the ...
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2answers
97 views

How to convert flv file(s) to mp3 from PCManFM's (Open with) context menu?

Opening a terminal in a folder that contains a flv file called "one" (one.flv) and running this command: ffmpeg -i one.flv one.mp3 the flv file is converted to mp3 with the same name and in the same ...
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35 views

ffplay multithreaded?

I understand how ffplay works and opens a browser and plays the video. Now my question is: is there a code to open that browser twice? The thread function in ffplay does not work because i don't see a ...
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174 views

FFServer stream and save to file

I'm looking for a way to have FFserver automatically save the current stream to a file locally. I have a server setup with Ubuntu 12 that has FFserver on it, we stream to it from our classroom using ...
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1answer
174 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?
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2answers
1k views

ffmeg x264 presets not working

Trying to capture screen to video file encoded with lossless x264: vic@vic-X202E ~/Desktop » ffmpeg -f x11grab -r 15 -s 1366x768 -i :0.0 -sameq -vcodec libx264 -preset:v ultrafast test.mkv ffmpeg ...
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754 views

Xubuntu 12.10 and FFMPEG webcam

Having a problem running ffmpeg to an ffserver in a brand new install of Xubuntu 12.10. I just installed Xubuntu 12.10 from scratch, then installed ffmpeg. I plugged in my webcam (mind you I have ...
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114 views

Why can't I install codec for ffmpeg?

When I run sudo apt-get install libavcodec-extra-53 I get The following packages have unmet dependencies: libavcodec-extra-53 : Depends: libfaac0 but it is not installable
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1answer
60 views

Force ./configure NOT to look in /usr/lib /usr/bin /usr/include

I want to compile FFmpeg but as you know its compile will (by default) look in the system's 'lib include bin' directories before following my orders set via --extra-cflags or --extra-ldflags Now the ...
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1answer
81 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 ...
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1answer
33 views

Is it ok to have 2 screen recorders running at the same time?

Ok I always have issues recording my desktop with kazam or gtk-recordmydesktop so now I'm very paranoid so is it ok to have ffmpeg running with kazam at the same time? will there be conflicts? thanks
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0answers
53 views

Video Stream From series of Image

I am capturing image of current desktop via Xshmgetimage, now it want them sent to another computer, to look just like live video streaming. Anyone have idea how I can do that ? Somewhere I read: ...
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26 views

iPhone scrobbling works only with audio rate 22050

I went through troubles to get work scrobbling for mp3 files synced from pc to my 3G iphone through the gtkpod. I finally found out that the tracks scrobbling works only with audio rate 22050. ...
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1answer
198 views

FFmpeg multi pass encoding

Sorry, I am really new to this, and have problems doing some tasks without help. So I have a terminal command: ffmpeg \ -y \ -i '/media/levan/BEEA60D8EA608E89/Downloads/Videos/Tony Braxton - ...
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1answer
399 views

Cannot use ffmepg on Clipgrab Ubuntu 12.10

I have Clipbgrab on my Ubuntu 12.10, but when I download on mp3 mode it doesnt convert the video on mp3 file. Do you know how can I upgrade to a new version to use it?
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1answer
738 views

how can I batch extract audio from mp4 files with ffmpeg without decompression (automatic audio codec detection)?

I have 228 mp4 files (2.6GB) and would like to extract audio from them (mp3 or ogg). I want to batch extract them - preferably with bash. I'm not sure if all files use the same audio codec as they ...
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3answers
2k views

How do I add and/or keep subtitles when converting video?

I have a mkv video I want to convert to mp4, but every which way I try and convert it (Handbrake, WinFF, ffmpeg, mencoder,...I lose the video's subtitles. How can I convert the video,keeping the ...
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0answers
73 views

ffmpeg doesn't find presets when connecting through ssh

I use ffmpeg to create videos from some png images. When I work locally on my computer everything works fine, but when I connect to it through ssh I get an error saying that ffmpeg can not find the ...
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191 views

how do i configure libav-tools

im getting a lot of error messeages for not having configured the libav-tool and ffmpeg and winff, how can i do this? im on a dual boot win7-ubuntu 12.10 grub2 i had this trouble for a couple of ...
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688 views

How to stream a local video file over Internet using avconv/avserver?

As FFmpeg is going to be dropped from Ubuntu, it will be important to know how to broadcast videos over Intrnet using avconv. An official guide is available, but it doesn't give much information how ...

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