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Supports: 3FR, ARW, AVIF, BMP, CR2, CR3 +30 more
AV1 is a modern, royalty-free video codec from the Alliance for Open Media (Google, Mozilla, Netflix, Amazon). It offers roughly 30% better compression than H.265 and 50% better than H.264. Converting images to AV1 creates video slideshows with the most efficient compression available, ideal for web streaming where bandwidth matters, creating future-proof video content from photo collections, building time-lapse videos with maximum compression efficiency, and sharing photo slideshows on platforms that support AV1 (YouTube, Netflix).
| Setting | Default | Options |
|---|---|---|
| Video Codec | AV1 | AV1, H.264, H.265, VP9, others |
| Audio Codec | Opus | Opus, AAC, MP3, others |
| CRF | 30 | 0-63 (lower = higher quality) |
| Merge Strategy | Merge images | Single video or per-image |
| Background Color | Black | Black, White, and 20+ colors |
| Feature | AV1 | H.265 | H.264 |
|---|---|---|---|
| Compression | Best | Better | Good |
| File size (same quality) | Smallest | ~50% of H.264 | Baseline |
| Encoding speed | Slowest | Slow | Fast |
| License | Royalty-free | Patented | Patented |
| Browser support | Chrome, Firefox, Edge | Safari, Edge | Universal |
Trim is hidden for image-to-video conversions because there is no existing video timeline. Control video length by adjusting Image Duration and the number of images.
CRF (Constant Rate Factor) 30 is the default quality for AV1, on a scale of 0-63 (lower = higher quality). This produces good quality at efficient file sizes. Use CRF 20-25 for higher quality or CRF 35-40 for smaller files.
36+ formats including JPG, PNG, WebP, HEIC, AVIF, BMP, TIFF, PSD, GIF, EPS, ICO, and RAW formats (ARW, CR2, CR3, NEF, RW2, DNG, ORF, RAF, and more).
Yes. Upload sequential images and set Image Duration to 1/24s or 1/30s for smooth time-lapse at 24fps or 30fps.
Yes — AV1 encoding is 3-10× slower than H.264. The trade-off is significantly smaller files. For faster encoding, use H.264 or H.265 instead.