Why can't this tool convert AVI to WMV directly in the browser?

Browser media APIs do not provide WMV7 or WMV8 output encoders. FFmpeg commonly includes the native wmv1 and wmv2 encoders, so this tool generates a local FFmpeg command instead of uploading your video.

What is the difference between wmv1 and wmv2?

wmv1 encodes Windows Media Video 7, while wmv2 encodes Windows Media Video 8. wmv2 is the recommended choice for most conversions because it generally provides better quality at the same bitrate. FFmpeg can decode WMV9/WMV3, but it does not provide a wmv3 encoder.

How do I install FFmpeg?

On Windows: run "winget install ffmpeg" in PowerShell, or download a build from ffmpeg.org/download.html. On macOS: run "brew install ffmpeg" if Homebrew is installed. On Ubuntu/Debian Linux: run "sudo apt install ffmpeg". Verify the install with "ffmpeg -version".

Will the converted WMV file play on Windows Media Player?

Yes. FFmpeg with the wmv2 codec and wmav2 audio produces an ASF container that is natively compatible with Windows Media Player on Windows XP through Windows 11.

What bitrate should I use for 1080p AVI to WMV?

For 1080p video, 6000–8000 kbps provides excellent quality. For 720p, 3000–4000 kbps is sufficient. For standard definition (480p), 1500–2000 kbps is adequate. Higher bitrates produce larger files with better visual quality.

Is there any quality loss when converting AVI to WMV?

Yes — converting between any two lossy formats requires re-encoding, which always introduces some quality loss. To minimize this, use a bitrate at least as high as the original AVI's video bitrate. You can check the original bitrate with "ffprobe input.avi".

AVI to WMV Converter

Generate a personalized FFmpeg command to convert AVI video files to WMV format, with quality and codec options — fully client-side.

FFmpeg Command Builder

Fill in your file details and quality settings. The command is generated instantly — nothing leaves your browser.

Source AVI filename

Output WMV filename

Video quality preset

WMV codec version

Audio quality

Generated Command


ffmpeg -i input.avi -c:v wmv2 -b:v 4000k -c:a wmav2 -b:a 128k output.wmv

Video codec wmv2 (WMV8)

Video bitrate 4000 kbps

Audio codec wmav2

Audio bitrate 128 kbps

Why in-browser AVI to WMV is not possible

Browser media APIs do not provide WMV7 or WMV8 output encoders. FFmpeg commonly includes native wmv1 and wmv2 encoders and runs locally on your machine, so your video never leaves your device.

How to install FFmpeg

Windows

winget install ffmpeg

Or download a build from ffmpeg.org/download.html

macOS

brew install ffmpeg

Ubuntu / Debian Linux

sudo apt install ffmpeg

Verify your install: ffmpeg -version

AVI vs WMV — Quick Comparison

AVI

Microsoft container (open)
Common codecs: DivX, Xvid, H.264
Large file sizes, broad compatibility
No streaming support

WMV

Microsoft proprietary format
Generated codecs: WMV7 (wmv1), WMV8 (wmv2)
Good compression for Windows
Supported by Windows Media Player

Summary

Generate a personalized FFmpeg command to convert AVI video files to WMV format, with quality and codec options — fully client-side.

How it works

Enter your AVI source filename in the input field (or keep the default).
Set your desired output filename for the WMV file.
Choose a video quality preset (Low, Medium, High, or Custom bitrate).
Select an audio quality option.
Click "Generate Command" to build the FFmpeg command.
Copy the command and run it in your terminal where FFmpeg is installed.

Use cases

Deliver AVI footage to Windows-centric clients that require WMV format.
Convert AVI files for playback in Windows Media Player on older machines.
Prepare video for legacy corporate e-learning platforms that accept only WMV.
Re-encode AVI archives to WMV8 for legacy Windows Media workflows.
Convert home video AVI recordings for Windows-based digital photo frames.
Get the right FFmpeg incantation without memorizing codec flags.
Customize bitrate for a specific file size target before conversion.
Verify the correct codec name (wmv2 vs wmv1) for different WMV versions.

Frequently Asked Questions

Last updated: 2026-09-22 · Reviewed by Nham Vu