Knowledgebase

Installing and Configuring FFmpeg on Debian/AlmaLinux

FFmpeg is a powerful open-source framework for handling multimedia files, including recording, converting, and streaming audio and video. Here’s how to install and configure FFmpeg on Debian and AlmaLinux systems.

Installing FFmpeg on Debian

1. Update Package Lists

   First, update the package lists to ensure you get the latest versions available:

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   sudo apt update

2. Install FFmpeg

   Install FFmpeg using the following command:

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   sudo apt install ffmpeg

3. Verify Installation

   After installation, you can verify that FFmpeg is correctly installed by checking its version:

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   ffmpeg -version

Installing FFmpeg on AlmaLinux

1. Update Package Lists

   Update your package lists to make sure you have the latest information:

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   sudo dnf update

2. Install EPEL Repository

   Install the EPEL (Extra Packages for Enterprise Linux) repository, which provides additional packages:

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   sudo dnf install epel-release

3. Install RPM Fusion Repository

   Install the RPM Fusion repository to access additional software packages:

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   sudo dnf install https://download1.rpmfusion.org/free/el/rpmfusion-free-release-8.noarch.rpm

4. Install FFmpeg

   Install FFmpeg and its development libraries:

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   sudo dnf install ffmpeg ffmpeg-devel

5. Verify Installation

   Check the installation by running:

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   ffmpeg -version

Configuring FFmpeg

Once installed, FFmpeg can be used for various multimedia tasks. Here are some basic commands to get you started:

• Convert a Video File

  Convert an MP4 video to AVI format:

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  ffmpeg -i input.mp4 output.avi

• Extract Audio from Video

  Extract audio from an MP4 file and save it as an MP3:

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  ffmpeg -i input.mp4 -q:a 0 -map a output.mp3

• Resize a Video

  Resize a video to 1280x720 resolution:

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  ffmpeg -i input.mp4 -vf scale=1280:720 output.mp4

• Create a GIF from a Video

  Create a GIF from an MP4 video:

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  ffmpeg -i input.mp4 -vf "fps=10,scale=320:-1:flags=lanczos" -gifflags +transdiff -y output.gif

• Stream Video with FFmpeg

  Stream a video to a server using RTMP:

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  ffmpeg -re -i input.mp4 -c:v libx264 -preset veryfast -maxrate 3000k -bufsize 6000k -vf "scale=1280:720" -g 50 -c:a aac -b:a 128k -ar 44100 -f flv rtmp://your-streaming-server/live/streamkey

These commands will help you start working with FFmpeg. For more advanced scenarios and configurations, refer to the official FFmpeg documentation.