Convert AVI to AVIF
Convert AVI video files into AVIF images by extracting frames for thumbnails, previews, or web optimization. Perfect for legacy video processing and modern image delivery.
By ChangeThisFile Team · Last updated: March 2026
ChangeThisFile extracts frames from AVI video files and converts them to AVIF images using FFmpeg on secure servers. Extract thumbnails, keyframes, or specific moments from legacy AVI footage into modern AVIF format with superior compression. No signup required, completely free.
Convert AVI to AVIF
Drop your AVI file here to convert it instantly
Drag & drop your .avi file here, or click to browse
Convert to AVIF instantly
AVI vs AVIF: Format Comparison
Key differences between the two formats
| Feature | AVI | AVIF |
|---|---|---|
| Type | Video container format (Audio Video Interleave) | Modern image format based on AV1 codec |
| File size | Large video files (10-1000+ MB) | Ultra-compact (50% smaller than JPEG) |
| Color depth | Full color video frames | 10-bit and 12-bit color depth support |
| Compression | DivX, Xvid, MJPEG, uncompressed | Advanced AV1-based lossy and lossless |
| Browser support | No direct browser playback | Chrome 85+, Firefox 93+, Safari 16.4+ |
| Use case | Legacy video storage and playback | Web delivery, thumbnails, high-quality stills |
| Platform age | 1992 Microsoft format | 2019 Alliance for Open Media |
| HDR support | Limited in older codecs | Full HDR10 and HLG support |
When to Convert
Common scenarios where this conversion is useful
Legacy video thumbnail extraction
Extract key frames from old AVI video libraries to create modern AVIF thumbnails that load faster and take up less storage than traditional JPEGs or PNGs.
Web optimization for video previews
Convert AVI frame captures to AVIF format for website video galleries, reducing image payload by 50% compared to JPEG while maintaining superior quality.
Archive digitization workflows
Process archived AVI footage by extracting representative frames as AVIF images for catalog systems, maintaining high quality with minimal storage requirements.
Social media content repurposing
Extract memorable frames from AVI video content and convert to AVIF for sharing on platforms that support modern image formats with better compression.
Who Uses This Conversion
Tailored guidance for different workflows
Web Developers
- Extract AVIF thumbnails from legacy AVI video libraries for modern web galleries
- Convert AVI preview frames to AVIF for faster loading video catalogs and portfolios
Content Archivists
- Digitize AVI archive collections by extracting representative AVIF thumbnails for catalog systems
- Process legacy AVI footage to create compact preview images for digital asset management
Social Media Managers
- Repurpose AVI video content by extracting key moments as AVIF images for social posts
- Create AVIF preview images from AVI promotional videos for platform-specific content
How to Convert AVI to AVIF
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1
Upload your AVI file
Drag and drop your .avi video file onto the converter, or click to select it. AVI files with any codec are supported. The converter will extract a representative frame or keyframe from your video.
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2
FFmpeg extracts and converts frame
Your file uploads securely over HTTPS and FFmpeg processes it server-side. It extracts a high-quality frame from the video and encodes it to AVIF format using advanced AV1 compression algorithms.
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3
Download the AVIF image
Download your converted .avif image file. The AVIF format provides superior compression and quality compared to JPEG or PNG. Both your original AVI and the resulting AVIF are deleted from our servers immediately.
Frequently Asked Questions
FFmpeg automatically selects a representative keyframe from the video, typically from early in the timeline. This ensures you get a clear, high-quality frame that best represents the video content.
Yes, the extracted frame retains the full quality of the source AVI video. AVIF's advanced compression actually provides better quality than JPEG at similar file sizes.
FFmpeg supports virtually all AVI codecs including DivX, Xvid, MJPEG, Cinepak, Indeo, and uncompressed AVI. If your AVI file plays in VLC, the frame extraction will work correctly.
AVIF provides 50% smaller file sizes than JPEG with better quality, supports HDR content, and offers both lossy and lossless compression. It's the future of web image delivery.
Yes, the AVIF image maintains the same resolution as the source AVI video frame. However, if the AVI is very high resolution, you may want to consider resizing for web use.
This converter extracts a single representative frame. For multiple frame extraction, you would need to use specialized video editing software or run multiple conversions.
AVIF is supported in Chrome 85+, Firefox 93+, and Safari 16.4+. For older browsers, consider also converting to JPEG or WebP as fallbacks.
The upload limit is 500MB. Since we're only extracting a single frame, even large AVI files process quickly and the resulting AVIF will be compact.
Yes. AVI files are uploaded over HTTPS and both the original video and extracted AVIF image are automatically deleted from our servers immediately after conversion.
Absolutely. Once you have the AVIF image, you can use ChangeThisFile to convert it to JPEG, PNG, WebP, or any other supported image format as needed.
AVIF typically achieves 40-50% smaller file sizes than JPEG at equivalent visual quality, making it ideal for web delivery and storage optimization.
Yes, AVIF supports alpha channel transparency, though most AVI video frames won't have transparency unless they were specifically created with alpha channels.
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Need to convert programmatically?
Use the ChangeThisFile API to convert AVI to AVIF in your app. No rate limits, up to 500MB files, simple REST endpoint.
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