2
votes
1answer
54 views

Splitting video file into equivalent segments with ffmpeg

I have ffmpeg installed in my linux box. I am using it to split files into equivalent segments. So far I have test two approaches: 1. Create a bash script that grabs the file durationffprobe and then ...
2
votes
1answer
63 views

Use ffmpeg on linux, without administrative rights

I'm a beginner linux user, and I don't have administrative rights on a linux system, but I would like to run ffmpeg somehow. I know, I can't install it, so I'm looking for some installed binaries to ...
2
votes
2answers
132 views

Slicing video file into several segments

I am currently using ffmpeg to slice video files. I automated the process through a script called ffmpeg_split.sh. Although this very slow it is efficient in splitting videos into equivalent settings. ...
0
votes
0answers
21 views

How to create a GTK window that can display outputs from two webcams?

I searched for this a lot for the past few days. I am kind of a newbie to GTK. My assingnment is to make a GTK window that can display outputs from two different webcams using either C or C++. I know ...
1
vote
1answer
104 views

How to stream MPEG video using RTP using VLC command line

I'm attempting to convert the following vlc command line which is streaming an MPEG video over UDP ( no RTP ): cvlc -vvv /vlc/attract.mpg :norm=ntsc :v4l2-width=320 :v4l2-height=240 ...
0
votes
1answer
40 views

How to delete the embedded picture and add lyrics in flac?

According to FLAC Documentation, pictures can be stored in flac audio format, but lyrics (maybe lrc, srt, or even ass/ssa) isn't mentioned in that documentation. So, how to delete the embedded ...
0
votes
3answers
76 views

How do I extract DTS core from a DTS-HD MA track using ffmpeg or alternative linux based tool?

I'm trying to extract the DTS core from a DTS-HD MA track using ffmpeg running on a Linux dedicated server. I've tried: ffmpeg -i input.mkv -vn -sn c:a copy output.dts Note switches -vn and -sn ...
0
votes
0answers
67 views

Some ffmpeg command not working properly when I execute through java on ubuntu 14.04

When I execute ffmpeg command through java code then It is not executing properly Example-: I want to draw text in video through java code My code in java is String cmd="ffmpeg -i 12213blob.mp4 ...
0
votes
0answers
107 views

Using FFmpeg to stream from webcam on Linux

I'm try to stream input from a webcam to an http server, using FFmpeg. I cannot seem to figure out how to do this. From v4l2, these are my options: $ ffmpeg -f v4l2 -list_formats all -i /dev/video0 ...
0
votes
1answer
38 views

Live stream backup/alternative source

Hello I Am using ffmpeg and ffserver to stream mpegts with h264 encoding on an Ubuntu Server How Can I create a backup/alternative server so that if server1 stopped for any reason server2 takes its ...
0
votes
0answers
38 views

ffmpeg - how to see what scaling algorithm is used

I'm upscaling a 200x200 video to 400x400 using the -sws_flags scaling option to set the scaling algorithm. Now, I can't tell by the console output if some algorithm was used, neither by the looks of ...
0
votes
1answer
401 views

How to change ffmpeg -threads settings

Working on a tube site. I'm running videos through ffmpeg on a linux dedicated server to convert to mp4. The server specs: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte ...
0
votes
0answers
69 views

How to concatenate MP4 files without losing embedded subtitle or audio tracks?

I have two MP4 files (mediainfo below), one is a short intro scene, and the other is the primary feature. Now, the primary video contains several audio tracks and embedded subtitles. I want to simply ...
0
votes
0answers
99 views

How to bypass problems when trying to spoof a webcam in Linux

I am wanting to spoof my webcam, so I can eventually insert the method in to a pen-testing book that I am writing. This could possibly lead me into to building a program that is better than ...
0
votes
1answer
89 views

Can't get codecs for mp4 on Ubuntu

I cannot enable mp4s on any sort of video player on a fresh install of ubuntu, though admittedly Ubuntu 10.10, which I have attempted to update via the Ubuntu-Software-Center route. Is there a simple ...
0
votes
0answers
179 views

Trouble streaming output from mplayer to a browser through ffmpeg, ffserve

Disclaimer: I'm the producer of the DVD used in this post, so there's no legal issue with me decoding the content :) I'm building a web-based DVD player using mplayer and ffmpeg. It's very close to ...
0
votes
1answer
292 views

Unrecognized option 'b:v' when trying to convert a video

I get "Unrecognized option b:v" when I tried to convert a video. I'm using FFmpeg version SVN-r26402. Here is my error log: Raw Conversion Log Started on 2014-06-29 00:02:02 - 2014 Jun 29 Checking ...
0
votes
1answer
101 views

FFmpeg encoding part of the video with subtitles

encode part of a file and at the same time add the subtitles for that part. I am using: ffmpeg -ss 00:02:00 -t 00:00:30 -i "path/to/input" -c:v libvpx -crf 5 -b:v 3M -c:a libvorbis -vf ...
1
vote
2answers
54 views

Piping xpra to ffmpeg

I'm trying to record a headless, xpra display. (I've attempted both the xvfb and Xdummy options). The issue is with ffmpeg's "x11grab". The command being used is: /usr/bin/ffmpeg -y -framerate 2 ...
0
votes
0answers
479 views

FFmpeg unable to find a suitable output format when run from script

I'm trying to write bash script, which I can use to start encode of my video for web player, and also log to file when it started / finished. It looks like this: #!/bin/bash ...
0
votes
0answers
41 views

Change Audio title from English to Sinhalese using ffmpeg

I insert an extra Sound track in my video file and it works well. ffmpeg -i news.mov -i news.wav -map 0:0 -map 0:1 -map 1:0 -pass 1 -vcodec libx264 -preset fast -b 512k -minrate 512k -maxrate 512k ...
0
votes
0answers
134 views

DEBIAN / MOTION / FFMPEG not compliant - can't get up to date versions working together

Goals I'm running debian 7.5 (wheezy). In a previous post I described the problem I faced with motion 3.2.12 usage (Avcodec opening fails). To move forward I want to compile the same motion version ...
3
votes
0answers
1k views

create video from jpg images using ffmpeg

I want to make short timelapse video using ffmpeg under ubuntu 12.04 LTS. I have a folder containing all images with names DSC_0000.jpg DSC_0001.jpg and so on. I found this question ffmpeg: create a ...
0
votes
1answer
197 views

Creating video with multiple audios and one still image for YouTube

I want to create many videos with multiple audio streams and one single picture. For example I have song1.mp3 song2.mp3 song3.mp3 and one single picture. What I need to do is to create many ...
4
votes
1answer
54 views

Detect truncated mp3 or ogg files

I recently had a hard disk failure and could not rescue all my music files. Since I didn't have enough storage available to do a full backup of the disk, I tried to cp as many tracks as possible, but ...
0
votes
2answers
442 views

Use ffmpeg to cut mkv file

I tried to cut MKV video file by following command in Linux mint 16. ffmpeg -i input.mkv -vcodec copy -acodec copy -ss 00:39:05 -t 00:03:03 out.mkv output: ffmpeg version ...
0
votes
0answers
135 views

ffmpeg conversion commandline needed

I want to ask for help on converting a mpg videofile recorded from TV to a mp4 format my SAT Receiver can play, (mp4). Below are the format infos of source and target output by ffmpeg -i: All done on ...
0
votes
1answer
65 views

storing and securing the video using ffmpeg

this is my first question on the site. Currently I am working on one application which captures the video and store it in the system hard drive. Both the functionality is working fine.We are storing ...
0
votes
0answers
218 views

ffmpeg capture frame from input on demand

I'm trying to capture image frames from a webcam on demand. I'm using ffmpeg and I was thinking of keeping a stream running, sort of as a daemon, with: ffmpeg -f v4l2 -i /dev/video0 /dev/null Is it ...
1
vote
1answer
301 views

Using Raspberry Pi as I/O for webcams

I'm working on a project where a Raspberry Pi is being used as an I/O board for multiple servos, which are actually controlled by another computer, connected to the RPi via ethernet. I need to add 2 ...
0
votes
0answers
178 views

auto install script: ffmpeg + most supported codecs

I would like to install the real ffmpeg framework on my Mint 16 (not the libav one!). The problems are: The public available ffmpeg install packages only offer versions of ffmpeg that do not ...
0
votes
1answer
652 views

Linux On-Demand Streaming Server

I'm looking for a server software for Linux, with which I can stream Video files via the network. I'd prefer a Software with a (web) GUI or one where you only have to point your media player to a ...
0
votes
0answers
251 views

how to dump video streaming without distorted view , green screen , and noise

I have to dump video streaming from hundreds of network cameras (IP cameras), via RTSP protocol (h264, mp4) or http protocol (for motion jpeg). so I should run the VLC in command line interface to ...
0
votes
0answers
139 views

Multimedia codecs for SUSE Linux Enterprise Desktop 11

I've bought notebook from HP with pre-installed SUSE Enterprise 11. I registered system during installation process and upgraded it. I can play all music files but I cannot find any codecs for movies. ...
1
vote
1answer
738 views

Linux Mint and Ubuntu ffmpeg don't do libx264 anymore?

seems Linux Mint 16 and Ubuntu current don't do libx264 with ffmpeg anymore. I have an old script from a few years ago that takes my recordings from Mythtv and converts them to the h264 format. --- ...
2
votes
0answers
85 views

ffmpeg x11grab a single window

Is it possible with ffmpeg grab a window that is minimized or that not has the focus (there is another window over but ffmpeg records only the window which is below)? With a command like ffmpeg -f ...
1
vote
2answers
560 views

How can I check the integrity of an avi file and repair it automatically in Linux?

I have an avi file and tried to check it as suggested here. But after a short while I just got a segmentation fault, without any other information! How is it possible to fix/repair this avi file? ...
0
votes
1answer
222 views

Decoding H.264 file to YUV with deblocking filter

When I'm decoding a H.264 file to YUV using ffmpeg, the deblocking filter flag is disabled. I ran the ffmpeg code in Linux using the command ./ffmpeg -f h264 -i input.h264 output.yuv Can anyone ...
1
vote
1answer
142 views

How to fix broken DV file using tools available for Ubuntu/Linux

I have a DV capture which for some reason is broken. By broken I mean that avconv/ffmpeg/avidemux won't open it, although totem and VLC will open it. I suppose there's something corrupt/wrong at the ...
0
votes
1answer
346 views

How to convert DV to robust compressed video file for editing later

I have 60Gb of DV footage that I need to store, but 60Gb is WAY too big. I need to transcode it to a lossy format, but I need the resulting video to be robust such that it can be easily edited with a ...
2
votes
1answer
253 views

Ffmpeg Sync when extracting parts of video

This question can be seen as an extension of this question. I am using the ffmpeg 2.0.1 . The following commands is useful when you want to extract parts of one big video file given time makers. ...
2
votes
3answers
986 views

Ffmpeg Audio Stereo to Mono using only left channel

I use the following command to extract video parts of an '.MTS' record (video). ffmpeg -i 00402.MTS -s 1280x720 -r 25 -ss 0:00:05.38608 -vcodec libxvid -qscale:v 2 -acodec ac3 -ar 48000 -ab 256k -t ...
0
votes
1answer
235 views

Ffmpeg : Audio/Video mixing but no sound

I'm trying to add an audio file to a video file generated from images with FFmpeg. The command i am using on a Debian distrib is this one ffmpeg -r 1 -i edit%0d.jpg outputName.mp4 -i Test.mp3 ...
3
votes
1answer
368 views

ffmpeg - different input and output duration

I have strange duration issue when converting videos from mp4 to flv. Also there is a different "start_time", what is that? What does start_time means? input duration - 0:00:29.577000 input ...
2
votes
1answer
206 views

ffmpeg stripping out third stream not working

I have files with a third stream which could be some metadata from FCP. This is the output of ffprobe: ffprobe 00700.mov ffprobe version 2.0.1 Copyright (c) 2007-2013 the FFmpeg developers ...
1
vote
0answers
250 views

Ffmpeg dropping frames, but not using more the 10-20% of cpu

I have some old hardware so I'm not expecting miracles. I want to stream from a webcam to ustream at standard quality. I'm using a code like sudo ffmpeg -re -f v4l2 -i /dev/video1 -f flv ...
0
votes
1answer
518 views

omxplayer/ffmpeg error max_analyze_duration 0 reached at 0 microseconds

I have encountered an error with omxplayer that's usually an ffmpeg error When I issue the command omxplayer -info movie.mkv I get the following error: [matroska,webm @ 0xbc9450] ...
0
votes
0answers
143 views

FFmpeg: How to make video with silent sound from single image

I need to make a flv video from single picture with silent aac sound. Video params I needed: fps - 30 duration - 60 secs audio rate 44100 size 1920×108 pix_fmt yuv420p Here is the sample ...
1
vote
1answer
174 views

keepalive type and frequency in ffmpeg

My company has a bunch of IP cameras that we distribute - specifically Grandstream - and the manufacturer has changed their firmware. The normal keepalive that ffmpeg uses for the rtsp streams ( ...
0
votes
1answer
4k views

Add an image as watermark to a video file with ffmpeg

I would like to add a text to a video file with FFMPEG. While I was able to do this with plain text $FFMPEG -y -i $SOURCE \ -vf ...