Avidemux
Setup
How to Install Avidemux on Windows, macOS and Linux
Get Avidemux running on any desktop system, pick the right build for your hardware and check the installation works.
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Avidemux guides
Nine walkthroughs covering installation, cutting, joining, converting, compressing, filters, audio, subtitles and automation. Start with the one that matches your task.
Editing
Cutting and Trimming Video in Avidemux Without Re-encoding
Set A and B markers, remove unwanted parts and save the result in seconds using Copy mode, with no quality loss.
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Editing
Joining and Appending Video Clips in Avidemux
Append several clips into one file, what the clips must have in common and how to handle sources that do not match.
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Encoding
Converting Video Formats with Avidemux: MP4, MKV, AVI and More
Change the container or re-encode the streams, understand the difference, and pick settings that play everywhere.
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Encoding
Compressing Video with x264 and x265 in Avidemux
Reduce file size with CRF or a target size, choose presets wisely and keep the picture looking good.
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Filters
Using Avidemux Filters: Crop, Resize, Rotate and Deinterlace
Apply the built-in video filters in the right order, preview the result and fix common picture problems.
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Audio
Fixing Audio Sync and Managing Audio Tracks in Avidemux
Shift audio to match the picture, replace or add tracks, change volume and convert the audio codec.
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Filters
Adding Subtitles and Logos to Video in Avidemux
Burn SRT or ASS subtitles into the picture, choose fonts and position, and overlay a logo or watermark.
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Automation
Batch Processing in Avidemux with the Job List and Scripting
Queue many files, save projects as scripts and run Avidemux from the command line to process folders unattended.
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