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How To Use Ffserver3/29/2021
It contains a set of shared audio and video libraries such as libavcodec, libavformat, and libavutil.
Use Ffserver Install FFmpeg OnThis tutorial covers the steps required to install FFmpeg on Ubuntu 18.04.Use Ffserver How To Install TheWe will show you how to install the distro stable version and the latest version of FFmpeg. The same instructions apply for Ubuntu 16.04 and any Ubuntu-based distribution, including Linux Mint and Elementary OS. Prerequisites You need to be logged in as root or user with sudo privileges to complete the installation. Installing FFmpeg 3.x on Ubuntu The official Ubuntu repositories contain FFmpeg packages that can be installed with the apt package manager. However, the version included in the repositories may lag behind the latest version of FFmpeg. At the time of writing this article, the current version of FFmpeg available in the Ubuntu 18.04 repositories is 3.4.4. Perform the steps below to install FFmpeg 3.x on Ubuntu 18.04: Start by updating the packages list: sudo apt update Next, install FFmpeg by typing the following command: sudo apt install ffmpeg To validate that the package is installed properly use the ffmpeg -version command which prints the FFmpeg version: ffmpeg -version The output should look something like this: ffmpeg version 3.4.4-0ubuntu0.18.04.1 Copyright (c) 2000-2018 the FFmpeg developers. FFmpeg 3 is now installed on your system, and you can start using it. Installing FFmpeg 4.x on Ubuntu The FFmpeg version 4.x adds a number of new filters, encoders, and decoders. The easiest way is to install FFmpeg 4.x on Ubuntu 18.04 is by using the snappy packaging system. Open your terminal by pressing CtrlAltT and install the FFmpeg snap package, by typing: sudo snap install ffmpeg The download may take some time depending on the speed of your connection. Once done, verify the FFmpeg installation by running the ffmpeg -version command: ffmpeg -version The output should look something like this: ffmpeg version n4.1.4 Copyright (c) 2000-2019 the FFmpeg developers. FFmpeg Examples In this section, we will look at some basic examples on how to use the ffmpeg utility. Basic conversion When converting audio and video files with ffmpeg, you do not have to specify the input and output formats. The input file format is auto-detected, and the output format is guessed from the file extension. Convert a video file from mp4 to webm: ffmpeg -i input.mp4 output.webm Convert an audio file from mp3 to ogg: ffmpeg -i input.mp3 output.ogg Specifying codecs When converting files, you can specify the codecs you want to use with the -c option. The codec can be the name of any supported decoderencoder or a special value copy that simply copies the input stream. Convert a video file from mp4 to webm using the libvpx video codec and libvorbis audio codec: ffmpeg -i input.mp4 -c:v libvpx -c:a libvorbis output.webm Convert an audio file from mp3 to ogg encoded with the libopus codec. If you hit a problem or have feedback, leave a comment below. Thank you for your support Buy me a coffee Sign up to our newsletter and get our latest tutorials and news straight to your mailbox.
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