FFmpeg is a complete, cross-platform solution to record, convert and stream audio and video.
0
votes
1answer
24 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:
#! ...
0
votes
0answers
8 views
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?
0
votes
0answers
12 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
...
1
vote
0answers
22 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 ...
0
votes
0answers
41 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
...
0
votes
1answer
70 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 ...
1
vote
2answers
146 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
35 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 ...
1
vote
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 ...
1
vote
2answers
51 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 ...
0
votes
0answers
77 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, ...
0
votes
0answers
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 ...
0
votes
0answers
134 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 ...
2
votes
1answer
98 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 ...
1
vote
0answers
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 ...
0
votes
0answers
53 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 ...
0
votes
1answer
67 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 ...
2
votes
2answers
670 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 ...
1
vote
2answers
76 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 ...
0
votes
1answer
536 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 ...
4
votes
2answers
464 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 ...
0
votes
0answers
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, ...
1
vote
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 ...
1
vote
2answers
426 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
3
votes
1answer
92 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 ...
1
vote
3answers
339 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 ...
0
votes
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?
0
votes
0answers
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 ...
1
vote
0answers
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.
2
votes
1answer
103 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 ...
0
votes
0answers
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 ...
1
vote
3answers
134 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 ...
2
votes
2answers
99 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 ...
0
votes
0answers
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 ...
0
votes
0answers
175 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 ...
2
votes
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?
0
votes
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 ...
1
vote
0answers
776 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 ...
1
vote
0answers
119 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
0
votes
1answer
61 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 ...
0
votes
1answer
82 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 ...
1
vote
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
0
votes
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:
...
0
votes
0answers
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. ...
0
votes
1answer
200 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 - ...
1
vote
1answer
402 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?
3
votes
1answer
755 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 ...
1
vote
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 ...
0
votes
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 ...
0
votes
0answers
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 ...
