Questions tagged [ffmpeg]

FFmpeg is a free software project that produces libraries and programs for handling multimedia data. The most notable parts of FFmpeg are libavcodec, an audio/video codec library used by several other projects, libavformat, an audio/video container mux and demux library, and the ffmpeg command line program for transcoding multimedia files.

19 questions with no upvoted or accepted answers
Filter by
Sorted by
Tagged with
4
votes
0answers
615 views

How do I make SMB faster on Windows?

My problem is the throughput of FFmpeg is severely limited by the speed of SMB performance. Using Wireshark I found out that FFmpeg writes are sent to my Synology SMB share in 500 byte packets with ...
2
votes
0answers
3k views

EC2 Linux AMI with ffmpeg (no yasm?)

I'm running a Basic 64-bit Amazon Linux AMI 2011.09 (AMI Id: ami-953b06e1) and I want to install ffmpeg into it so I can use it convert video. These are the commands I run after firing up a new ...
1
vote
0answers
636 views

FFMPEG-generated DASH Manifest for Livestream is invalid, but is still playable on some players

I am trying to embed an RTSP stream from an IP Camera into a website. I've found out, that embedding an RTSP directly is tricky and resourceful, also it requires the user to take some crucial actions (...
1
vote
1answer
355 views

how to run 10 process and montring it

i have about 10-15 FFmpeg Process for streaming server like this: ffmpeg -i "http://ip/play/a03i" -vcodec copy -acodec copy -f flv "rtmp://ip:80/APP/Name" am use the Nginx-rtmp module to run it ...
1
vote
0answers
1k views

ffmpeg with x11grab results in black screen in vlc playback

I've installed ffmpeg on an AWS instance and have been unsuccessfuly trying to record an X session, to which I've connected over x11rdp, with the client being Microsoft Remote Desktop. Here's the ...
1
vote
1answer
1k views

configure nginx to autolaunch ffmpeg

I would like ffmpeg to be autolaunched from nginx when it starts and provide a converted dash stream for the users who visit my webserver. Right now I can go to: http://localhost:18080/dash/twitch....
1
vote
0answers
300 views

Using SoX for noise reduction on AAC in an MPEG-4 container

Here are my business needs: Server receives a noisy noisy.m4a file Server creates a noise-reduced noiseless.m4a file for further processing I want this noise-reduction to be as fast as possible; ...
1
vote
0answers
1k views

Restart ffmpeg process streaming rtmp video if it fails using shell script

We use ffmpeg to forward streams live. Often due to unknown reasons or due to the stream stopping temporarily the command stops running in the background. What's the best way to monitor and continue ...
1
vote
1answer
485 views

pyffmpeg installation on Ubuntu fails with Cython related errors

I'm failing in pyffmpeg installation on Ubuntu. Cython installation seems to be correct: $ sudo python setup.py install ... Adding Cython 0.22.1 to easy-install.pth file Installing cython script to /...
1
vote
0answers
755 views

How to enable ffmpeg php extention in Cent OS 6.5 server with php 5.5

I need to create a screenshot from a video. I have followed this tutorial to do the initial setup in Windows 8, php 5.3. I downloaded the ffmpeg from here for 64 bit operating system. I followed ...
1
vote
1answer
523 views

how can i use ffmpeg to get encoding options of one file and then encode another in the exact same way

I need to encode 2 video files identically so they are guaranteed to play on some systems that i dont have to ability to modify I have 2 video files, one plays great for everyone, the other doesn't ...
1
vote
1answer
326 views

Is ffmpeg incorrectly interpreting .aif files?

Being on an Ubuntu 10.04 server i installed the ffmpeg packages with apt. ffmpeg is working afterwards, and doing as it should. Almost. For testing purposes i uploaded a few audiofiles. One of them, ...
1
vote
0answers
450 views

avconv - not working with movflags

With the Parameter "-movflags frag_custom" my avconv says [mp4 muxer @ 0x8d05f60] [Eval @ 0x7fffcc763f00] Undefined constant or missing '(' in 'frag_custom' [mp4 muxer @ 0x8d05f60] Unable to ...
0
votes
0answers
17 views

Using VPS as RTMP server to buffer and reupload to different Streaming platform

Is this even possible? I know there's restreaming services already like restream.io and castr.io but it's not the multistreaming that I need but for me stream in higher quality in exchange of delay.
0
votes
0answers
31 views

/usr/local/bin files disappear

So I spent hours compiling ffmpeg. Which gave me a .deb, which I installed. The executables went into /usr/local/bin. All good, new ffmpeg working fine. But next day... Server not working (rtmp -> ...
0
votes
1answer
299 views

Diagnosing ffmpeg high server load

Would anyone be able to help with info on why I have such a high server load but total CPU usage is under 50% and loads of free RAM? I'm running 60 instances of ffmpeg on a Ryzen 1700X. Here's a ...
0
votes
2answers
2k views

How to install/configure ffmpeg to compress mp4 videos for flash player delivery?

We have a flash web-app that created interactive video, and are using ffmpeg to do some compression/resizing when a user "publishes" their project. The user can upload flv files and mp4 files, both ...
0
votes
1answer
667 views

serving video / ffmpeg (how to cut out the SaaS middleman!!)

what is the full life-cycle of a video file that is sitting on [any server] and ends up being viewed by the consumer. e.g this company show its architecture:http://www.pandastream.com/arch it seems ...
0
votes
1answer
322 views

Does ffmpeg work on a shared hosting environment running under Windows 2008/IIS 7?

I emailed a company a question and the response was to "check with the vendors of these products if it can run on a shared hosting environment running under Windows 2008/IIS 7" I never used Windows ...