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

learn more… | top users | synonyms

2
votes
1answer
512 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
2k 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 ...
3
votes
0answers
319 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. ...
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
604 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
200 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
29 views

Ubuntu 14.04 OpenCV3 ffmpeg or libav dependencies

I need to install OpenCV on Ubuntu 14.04 to work with Python3 but the only version that is compatible is OpenCV3 which is at 3.0 RC1 http://opencv.org/downloads.html Following installation ...
1
vote
0answers
198 views

Error Message in Arista Transcoder, how to install ffdeinterlace plugin?

I keep getting this error message when I want to transcode a dvd into say an avi file format. This is the error message I get: "Required plugin could not be found" "Python (v2.7) requires to ...
1
vote
0answers
154 views

Avconv doesn't convert .MKV to .MP4 no errors output file 0KB

I understand that this is SIMILAR to questions asked before and using those posts I have actually got the file process going however when it finishes (with out errors mind you) the .mp4 is a 0KB file ...
1
vote
0answers
63 views

Ffmpeg 2.5.2 executable not replacing existing version

I'm trying to upgrade my ffmpeg from 0.10 to the latest (2.5.2). I performed the upgrade yesterday on a different Ubuntu 13.10 machine and it worked perfectly, so I'm not sure what I'm doing wrong. I ...
1
vote
0answers
237 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 ...
1
vote
0answers
116 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
281 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
99 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
642 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` ...
1
vote
0answers
437 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
210 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
142 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
702 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
5 views

Inotifywait is moving multiple ffmpeg segments instead of one at a time

I have come to a dead end looking for a solution on my own and will ask for your help please.... Thanks for all info you may have.... I capture 30 second segments of video and write to a folder in ...
0
votes
0answers
13 views

AAC to AC3 avconv failing on some Files

This excellent thread helped me get a script setup for converting my video files with 5.1 AAC sound to 5.1 AC3. However I'm having issues with some files avconv version 11.2-6:11.2-1, Copyright ...
0
votes
0answers
7 views

Is it possible to set up ffmpeg with a MIDI keyboard?

I am starting to experiment with ffmpeg. I set it up for screencasting, but now I am wondering if it would be possible to set it up for audio only. I have a digital piano and a MIDI program. I ...
0
votes
0answers
80 views

Installing OpenCV 2.4.10 in Ubuntu 14.10

I'm trying to install the Opencv ruby gem. I learned from http://stackoverflow.com/questions/20833485/not-able-to-install-ruby-opencv-gem that the gem requires the previous release of Opencv. I've ...
0
votes
0answers
38 views

MPG files no longer play (14.04LTS)

Please help! Today I was trying to edit some home video with KDENLive and when I'd try to preview my videos, they'd play for about a second then lock up the program. In troubleshooting, I ...
0
votes
0answers
61 views

avconv throws error: Invalid pixel format string '-1'

Works on windows. This AVI was created by python OpenCV from the webcam. It plays fine in totem. I need to make it a smaller file size by video compression Running the following command fails in a ...
0
votes
0answers
257 views

How to install and/or run Universal Media Server on Ubuntu 14.04?

I have installed UMS onto my Ubuntu box according to the manual here. All commands worked fine except two: 1) I was unable to install ffmpeg package which is absent in this version of Ubuntu. I have ...
0
votes
0answers
118 views

Video Conversion: H264-MPEG-4 AVC (part 10) (avc1) with Transmageddon for Video Camera

My goal is to transfer videos from my hard drive to my video camera (Kodak Playsport zx3) and be able to play them on my video camera. I don't know to much about video cameras, but I would assume ...
0
votes
0answers
38 views

Convert a video to a fixed screen size by cropping and resizing

I've tried to figure this out myself, but the myriad of options just baffles me. I want to use ideally either ffmpeg or mencoder (or something else, but those two I know I have working) to convert ...
0
votes
0answers
64 views

Universal Media Server not playing Videos in Ubuntu 14.10

I just got universal media server to run in Ubuntu 14.10, they took mencoder and ffmpeg out of the repos so I had to go find them and now it runs but when I try to play a movie on my ps3, it takes a ...
0
votes
0answers
41 views

Is there a GUI for FFMPEG screen casting?

FFMPEG is a very powerful tool to screen cast or to convert, I did't find any GUI to use screen cast features only conversion like Winff
0
votes
0answers
296 views

FFmpeg rc buffer underflow

I have a problem with running ffmpeg+ffserver on my old laptop which has 1.7 Pentium 4 Single Core CPU. FFmpeg causing high CPU usage up-to 100% while running it produces "rc buffer underflow" error ...
0
votes
0answers
63 views

ffmpeg not recognized

I am having a problem with ffmpeg. I had it installed and then installed 14.10. I reinstalled it, but I am getting this error message. Also, I went to this website ...
0
votes
0answers
65 views

Aleph One compilation error

Whenever I try to compile AlephOne from source (as that's the only way to do it), I come across this error: SDL_ffmpeg.c:1304:54: error: ‘struct AVStream’ has no member named ‘r_frame_rate’ ...
0
votes
0answers
249 views

Merge multiple webm files using avconv

I have multiple webm files in one location, say as inside video folder. I have ubuntu system. I want to merge all my web.m files in one output.wem file. I have read about ffmpeg, but when I tried ...
0
votes
0answers
71 views

Ubuntu RTMP server output video over cvbs

I want to stream video from Adobe_Flash Media Live Encoder (FMLE) to an RTMP server (nginx, ffserver or crtmp) installed on a Cubieboard (cb2), and output that video stream over CVBS (RCA yellow, red, ...
0
votes
0answers
545 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
64 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
0
votes
0answers
32 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
537 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
240 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
118 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
863 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
29 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
votes
0answers
133 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
53 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
75 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
1k 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
42 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 ...