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

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2
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1answer
430 views

mp4v and mp4a in Ubuntu VLC

In 13.10, I have this error in VLC: [0x7f529c0038a0] main decoder error: no suitable decoder module for fourcc `mp4v'. VLC probably does not support this sound or video format. [0x7f529c004470] main ...
2
votes
1answer
1k 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 ...
2
votes
1answer
584 views

Is there a way to convert cached webex files to some other format?

How can I convert webex files in the temp cache to generally usable media formats?
2
votes
1answer
687 views

Rhythmbox import error in 12.04

Rhythmbox is not able to install the MPEG-4 plugin when I import mp4 files into it. It identifies the plugin(Gstreamer), but fails to install it citing package dependency errors as following: The ...
1
vote
1answer
61 views

I uninstalled Chromium. Why still extra ffmpeg codecs for the chromium browser in ubuntu update?

Chromium kept crashing on the gmail webpage (aw snap) and I have uninstalled it and installed goggle chrome. In software updater, I see "extra ffmpeg codecs for the chromium browser" is this for ...
1
vote
1answer
146 views

FFmpeg on Linux Video Size in Preset

Hi everyone I am trying to create a preset to encode my videos with ffmpeg through this file: #video options s=716x402 vcodec=libx264 minrate=900k maxrate=1100k bufsize=1500k vprofile=high level=4 ...
3
votes
0answers
2k 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 ...
2
votes
0answers
147 views

avconv/ffmpeg - audio slowly drifts out of sync, original is in sync

Almost all of the instructions I've read about drifting audio sync is regarding live screen recording. I'm simply trying to truncate useless video from the end of a raw DV file in an effort to prepare ...
2
votes
0answers
161 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 ...
2
votes
0answers
2k 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 ...
2
votes
0answers
2k views

Can't capture video from usb-webcam with ffmpeg

i have a hama usb webcam which works fine with the fswebcam command to capture single frames but when i try to capture a video with ffmpeg i get an error: sudo ffmpeg -f video4linux2 -i /dev/video0 ...
1
vote
0answers
35 views

ubuntu stream microphone to dlna in near real time

I want to use 14.04 to stream LineIn or microphone out to my cinema-theather, I used this tips: ...
1
vote
0answers
175 views

avconv pipe to v4l2loopback device

I use v4l2loopback module to create two video device. My intention is to pipe output from primary video device to these two virtual devices. I can do that using ffmpeg: ffmpeg -f video4linux2 -s ...
1
vote
0answers
75 views

PulseAudio channel map at run time

Could I map (Swap) the channel at run time. I am using the ffmpeg to record the both video and audio from two logitech cam/mic and bluetooth mic. Now currently at the starting of recording bluetooth ...
1
vote
0answers
63 views

Camera's pts and dts jumps issue

I use ffmpeg library in my code for capturing rtsp streams from cameras and writing in flv. If I capture streams from only one camera and camera has only video stream then there's no any errors, I got ...
1
vote
0answers
301 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 ...
1
vote
0answers
191 views

avconf or winff

My simple question is: What should I do with the hint: * THIS PROGRAM IS DEPRECATED * This program is only provided for compatibility and will be removed in a future release. Please use avconv ...
1
vote
0answers
619 views

ffserver troubleshooting. streaming video from ubuntu server

I have a raring ring-tail server, which I want to stream video from an attached USB webcam. I have followed this guide to install ffmpeg, ffserver, and numerous codecs. ...
1
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0answers
125 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 ...
1
vote
0answers
123 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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vote
0answers
611 views

How to stream H264 Video from camera over FTP?

I bought a h264 security camera system last year and set it up to ftp video to my computer. I was able to get the video to play (even though it played a little fast) on Ubuntu 11.04 using mplayer. ...
0
votes
0answers
34 views

mpd crashes on database update

Mpd (latest version from repositories, Ubuntu 14.10) crashes when refreshing the database. At first it crashed on every m4a file, even with the necessary libraries (libmad0) installed and up to date. ...
0
votes
0answers
46 views

VLC crashes on playing WMV after installing (and removing) FFmpeg

I have Xubuntu 14.04. I added the ppa:jon-severinsson/ffmpeg repo and then installed ffmpeg and frei0r-plugins. After doing that VLC started crashing on playing WMV files. All WMV files cause it to ...
0
votes
0answers
153 views

ffmpeg concatinate multiple videos in Ubuntu

I am trying to concatinate three videos using ffmpeg I tried this ffmpeg -f concat -i filelist.txt -c copy output.mp4 As described here and it gave me the following error: Non-monotonous DTS in ...
0
votes
0answers
28 views

install IPD Toolbox in scilab 5.5 in ubuntu 14.4

How to install IPD Toolbox in scilab 5.5 in ubuntu 14.4 How to install ffmeg in ubuntu 14.4
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0answers
28 views

I can not get software updates for 14.04

I can not get software updates for 14.04 because it says that I need to check my internet connection. The solution already listed is to complicated when I run it on terminal. Can someone post any even ...
0
votes
0answers
241 views

How to change subtitle color and other options in mencoder command line tool?

I want to burn a subtitle file with .srt format in Persian (-utf8) into a video file with .mp4 format using mencoder. This command works for simple task: sudo mencoder input.mp4 -sub subtitle.srt ...
0
votes
0answers
155 views

How to replace libav with FFMPEG on pcduino borad (ARM)?

Hi I am currently working with a pcduino board. I was trying to run ffmpeg but realized that I had install avserver instead. So I looked at this link How to replace avconv with (the real) ffmpeg and ...
0
votes
0answers
80 views

Install FFMPEG-0.9.2 in ubunu 14.04 lts

I try to install FFMPEG 0.9.2 that I want to install I know there is latest version is available bit I want to install this version. Please guide me to install FFMPEG 0.9.2. I already use THis to ...
0
votes
0answers
456 views

ffmpeg on concat show error “The encoder 'aac' is experimental but experimental codecs are not enabled, add '-strict -2' if you want to use it.”

I have installed ffmpeg on my test server ubuntu14.04 64bit. The ffmpeg version I have 1.2.6-7:1.2.6-1~trusty1 . When I try to concat the videos and output it as mp4, i got this error "The encoder ...
0
votes
0answers
22 views

Setting & Saving bookmarks on a video timeline

I have used openshot or better still flowblade in order to trim my videos say to get rid of advertisements but perhaps back in Windows era I was too fond of Solveigmm Video Splitter that I found any ...
0
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0answers
71 views

Delay while recording the video using epiphan vga2usb frame grabber

Hi this is my first question on this portal. I am using epiphan vga2usb frame grabber for capturing output from virtually any VGA source—such as a Windows PC, a Mac OSX, a Unix machine. I also used ...
0
votes
0answers
47 views

Saving just the audio track from a remote video file, without downloading it completely

Can I save just the audio track from a remote video file, without downloading it completely?
0
votes
0answers
50 views

Is there any color managed video player for linux?

I have a wide gamut display, but any video out there is intended for playback on Rec. 709 or sRGB device, so is there any color managed player to handle this? I don't care if it supports system-wide ...
0
votes
0answers
707 views

configure: error: Could not find libavformat - part of ffmpeg after installing libav from source and trying to compile minidlna

I tried to install minidlna on my machine but it appeared to me that it's not in repositories anymore. Well then I decided to compile it myself. After downloading version 1.1.3 I tried to compile but ...
0
votes
0answers
31 views

how can i avoid audio stutter in mpeg video's?

I have a couple of mpeg video files which were digitized from old betamax and VHS tapes, using Cyberlink Power Director on Windows XP. These videos play fine in Windows, on my old PC, and on my new ...
0
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0answers
35 views

how to fix Build_one :function error?

I'm trying to separate audio and video from video file. After searching on the internet I came to know it can be done using FFMPEG. Now I need to build FFMPEG library file for my Android application ...
0
votes
0answers
111 views

Twitch streaming on ubuntu isn't working

So, i've been trying to stream to twitch on Ubuntu for awhile now, and i've tried quite a few streaming scripts for ffmpeg and avconv and also SimpleScreenRecorder's streaming function without ...
0
votes
0answers
125 views

change audio framerate 25(PAL)-->23,976(NTSC)

Here's my problem: I need to change the framerate of the audio track of one of my films from 25 to 23,976 fps (to mux it with a full hd version); I used to make use of handbrake, re-encoding the film ...
0
votes
0answers
33 views

No audio with avconv (formery ffmep)

I cannot get any program that uses avconv (such as Openshot, or VLC), to play any sound on videos (or even mp3). This is after trying to uninstall and reinstall libav-tools, and even after upgrading ...
0
votes
0answers
77 views

how to change the preset of the WinFF

I want to covert the files to AVI using WinFF. In WinFF, the preset only has four options: MS compatible AVI, XviD Full Screen, Xvid wideScreen, xvid Widescreen anamoriphic. However, I want the ...
0
votes
0answers
35 views

Editing AVI Metadata

I know there are questions like this one but I tried other's solutions but they did not work for me. This 'works': ffmpeg -i input.avi -metadata title="Moonshine" -metadata author="Moonshine" ...
0
votes
0answers
228 views

.DAV file plays in with Totem, but WiNFF cannot identify it

I have a .dav file from a CCTV system. It doesn't play in most video players, but it does play successfully in the default Videos/Totem application in Ubuntu 13.10. I need it to play in other video ...
0
votes
0answers
77 views

I dont want to restart ffserver after adding few texts to ffserver.conf and saving it…is there any solution ?

whenever i add few lines to ffserver.conf file i need to restart ffserver in order for ffserver to work again (as ffserver need ffserver.conf file) . if i dont restart ffserver, i get input/output ...
0
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0answers
709 views

Help with FFMPEG issue; “[swscaler @ 0xa314080] Warning: data is not aligned! This can lead to a speedloss”

related to ; http://superuser.com/questions/725581/create-a-screencast-with-ffmpeg-how-to-keep-videoaudio-in-sync/728739?noredirect=1#comment934589_728739 and ; ...
0
votes
0answers
81 views

chrome browser packages for armv7a-vfp-neon

I am looking for chromium-codecs-ffmpeg-extra packages(.ipk) for the architecture armv7a-vfp-neon. I was able to find the ipks for armel architecture on the following link: ...
0
votes
0answers
206 views

How do i convert PAL DVD to NTSC

I just bought some SCI-fi movies online, and the disk format it PAL section 2. I can play them in VLC just fine, but i want to convert them to NTSC so I can use my dvd player /TV. How can I convert ...
0
votes
0answers
402 views

TCP 5454 and 554 connection refused for rtsp streming via ffmpeg

I am trying to convert my rtmp streaming to rtsp streaming using ffmpeg. the following code is doing the convert `ffmpeg -i rtmp://xxxxx.com/live/live1 -f rtsp rtsp://xxxxx.com:5454/test1-rtsp.mpg` ...
0
votes
0answers
1k views

How to compile latest VLC on Ubuntu 12.04 from git sources

I want to install the latest VLC source from git and compile it on Ubuntu 12.04 and make it very full-featured. A plugin I wish to use requires that I have VLC sources available, so I might as well ...
0
votes
0answers
92 views

Damaged mp4 file - can't extract audio

I've been trying fruitlessly for a while now and gotten so frustrated I finally succumbed and decided to ask for help. I ask though because this file is VERY important, it is also important I know ...