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
274 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
866 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
494 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
655 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
85 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 ...
1
vote
1answer
89 views

TV channel Identification using Linux C Programming

I need to develop an application which will identify the channel name which is currently running in the Television. I am using Easy CaP Video capturing device to take the video in from the dth set top ...
1
vote
1answer
783 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?
0
votes
1answer
26 views

avconv slideshow from images - first image appears for split second

I am currently using the following command to generate a slideshow from all jpg's in the current directory: avconv -r 1/5 -f image2 -i %03d.jpg -r 25 -c:v mpeg2video output.mpg The command almost ...
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
224 views

Is it possible to rotate a video using avidemux command line?

I have a number of video files (MOV) which I only need to rotate 90° clockwise. As it may be needed in the future as well, I first tried using ffmpeg and then mencoder command line in a Nautilus ...
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
42 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
32 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
153 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
150 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
544 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
vote
0answers
109 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
140 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 ...
1
vote
0answers
102 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.
1
vote
0answers
398 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
1
vote
0answers
552 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
20 views

What to do with “recompile with -fPIC” message

I'm trying to configure the ffmpeg source package to build .so files rather than .a files. I run make after doing ./configure --enable-shared This gives me the following message: /usr/bin/ld: ...
0
votes
0answers
34 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
14 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
21 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 ...
0
votes
0answers
170 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
19 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
28 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
50 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
57 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
19 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
27 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
29 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
108 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
46 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
votes
0answers
434 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
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0answers
52 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
145 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
236 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
42 views

ffmpeg-video trim from the end of the video

I have some videos of different duration.I want to cut(remove) the last 5 seconds of all videos.Can i use 'ffmpeg' in a loop to trim the videos?please help me.
0
votes
0answers
580 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
58 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 ...
0
votes
0answers
86 views

Grab sound of a SDL game with ffmpeg/avconv

I'm trying to make a screencast of a SDL game which I developed some years ago, with the following command: sleep 5 && avconv -f x11grab -s 1366x768 -r 25 -i :0.0 -same_quant screen_cast.mkv ...
0
votes
0answers
118 views

.ape files not playing in Banshee, VLC, Quod Libet

I am on Linux 13.04, trying to run an ape file in Banshee Media Player. However, the song stops about 8 seconds in. The same thing happens in VLC and Quod Libet. However, the file I'm testing runs ...
0
votes
0answers
308 views

Error LIBSWRESAMPLE_0 Compiling ffmpeg kubuntu 12.04

i try to compile ffmpeg in ubuntu 12.04 with this tuto But i had a error with a library so i use this to solve it: sudo apt-get update sudo apt-get -y install build-essential checkinstall git ...
0
votes
0answers
969 views

Bitrate settings are not consistent ffmpeg

How do I change the bitrate for both the video & audio together in one line? Was frustrated with avconv not doing something right so I was messing around with ffmpeg to see if I could circumvent ...
0
votes
0answers
496 views

Partially solved-How to convert mkv to mp4 without losing frame accuracy?

*Found a way to get it running: If I run avconv -i input.mkv output.mp4 without -codec copy nor -c:v copy -c:a copy not even -vcodec copy -acodec copy it finally runs. BUT IT STILL LOST ITS FRAME ...
0
votes
0answers
163 views

ffmpeg: how can I fade in / out a text created with drawtext?

I can't find a way to fade in / out ONLY the text created with drawtext in ffmpeg. I only found the fade filter, but it fade ALL the video, and not only the text I created. Can you help me? Thank ...
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votes
0answers
18 views

How can I add a specific device to the twitch_stream.sh gist?

I realize that this may not be an Ubuntu specific question but since all I ever run is Ubuntu i figured it was worth a shot. My script looks like this: #! /bin/bash # streaming on Ubuntu via ...