FFmpeg is a free, open-source multimedia framework used to record, convert, stream, and process video and audio files. It is one of the most widely used media processing tools in the world, powering everything from professional video editing software to streaming platforms and web applications.
If you are building a website or application that handles video uploads, generates thumbnails, converts media formats, or streams audio and video content, FFmpeg is almost certainly part of the solution.
What does FFmpeg do?
At its core, FFmpeg is a command-line tool and library collection that can handle virtually any audio or video format. Its main capabilities include:
| Capability | What it means in practice |
|---|---|
| Video conversion | Convert video files between formats, for example MP4 to AVI, MOV to WebM, or any other combination |
| Video transcoding | Re-encode video using different codecs such as H.264, H.265 (HEVC), VP9, or AV1 to reduce file size or improve compatibility |
| Audio conversion | Convert and transcode audio files between MP3, AAC, OGG, WAV, FLAC, and many other formats |
| Thumbnail generation | Extract a frame from a video at any point in time and save it as an image, commonly used for video preview thumbnails |
| Video resizing and scaling | Resize video to a specific resolution, such as converting 4K footage to 1080p or 720p for web delivery |
| Streaming | Stream audio and video over a network in real time using protocols such as RTMP, HLS, and DASH |
| Media information | Extract metadata from media files including duration, resolution, bitrate, codec, and frame rate |
| Audio extraction | Strip the audio track from a video file and save it as a standalone audio file |
| Video compression | Reduce video file size while maintaining acceptable quality, useful for web optimisation and storage management |
What formats does FFmpeg support?
FFmpeg supports an enormous range of media formats and codecs, including:
- Video formats: MP4, AVI, MOV, MKV, WebM, FLV, WMV, MPEG, OGV, and many more
- Video codecs: H.264, H.265 (HEVC), VP8, VP9, AV1, MPEG-4, ProRes, DivX
- Audio formats: MP3, AAC, OGG, WAV, FLAC, WMA, AIFF, M4A
- Audio codecs: AAC, MP3, Opus, Vorbis, FLAC, PCM
- Image formats: JPEG, PNG, WebP, GIF, TIFF (for frame extraction and image sequences)
This broad format support is one of the main reasons FFmpeg is used so widely — it removes the need for multiple separate tools to handle different file types.
Common use cases on web hosting
FFmpeg is commonly used in web applications to automate media processing tasks that would otherwise require manual intervention. Typical use cases for hosting customers include:
- Video upload platforms: When a user uploads a video, FFmpeg converts it to a web-friendly format (typically H.264 MP4) and generates a thumbnail image automatically
- E-learning and course platforms: Converting instructor-uploaded video content to multiple resolutions for adaptive streaming
- Property and real estate sites: Processing virtual tour videos and generating preview images
- Podcast and audio platforms: Converting audio uploads to a standardised format and bitrate
- Media management systems: Batch processing large libraries of video content
- ColdFusion and Lucee applications: Calling FFmpeg from CFML using
cfexecuteto process media server-side - PHP applications: Invoking FFmpeg via
exec()orshell_exec()as part of an upload or processing workflow
FFmpeg and Host Media servers
FFmpeg is available on Host Media VPS and dedicated server plans where you have root access to install and manage software. It is not available on shared or reseller hosting plans.
On a VPS or dedicated server, FFmpeg can be installed via the standard Linux package manager in a single command and is then available system-wide for your applications to call.
Is FFmpeg free?
Yes. FFmpeg is free and open-source software, released under the LGPL and GPL licences depending on how it is compiled. There is no cost to download, install, or use FFmpeg in your applications. It is maintained by a large community of developers and is actively updated with new codec support, bug fixes, and performance improvements.
FFmpeg vs other media processing solutions
FFmpeg is not the only option for server-side media processing, but it is the most widely adopted for several reasons:
- Broad format support: Few other tools match FFmpeg's range of supported input and output formats
- Performance: FFmpeg is highly optimised and can take advantage of hardware acceleration on supported servers
- Active development: Regular releases with support for new codecs such as AV1 and HEVC
- Cost: Free and open-source, with no licensing fees for commercial use (under most compilation configurations)
- Community and documentation: Extensive documentation and a large developer community making it easy to find help and examples
Paid alternatives such as Zencoder and AWS Elemental MediaConvert offer managed cloud-based video processing with a per-minute pricing model, which can be a better fit for very high volume processing without server management overhead. For most hosting customers running their own VPS, FFmpeg is the practical and cost-effective choice.
Getting started with FFmpeg on your server
If you are a VPS or dedicated server customer and want to start using FFmpeg, our usage guide covers installation, the binary path, code examples for ColdFusion, Lucee, and PHP, common commands, and troubleshooting:
Using FFmpeg on a VPS or dedicated server
If you have any questions about whether your hosting plan supports FFmpeg or need help with a specific use case, open a support ticket and our team is happy to advise.
