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Supports: WMV
2.100 captures the frame at 2.1 seconds — or pick "Multiple Screenshots" to export several timestamps from one source, each saved as its own ICO file.WMV (Windows Media Video) is Microsoft's legacy video codec family, introduced with WMV 7 in 1999 and frozen at WMV 9 / VC-1 in 2003. ICO (Windows Icon) is the container Windows still uses for application icons, Start-menu tiles, and the favicons that appear in browser tabs. Pulling a single frame out of an old WMV demo reel or screen recording and re-saving it as an ICO is the fastest way to recycle existing footage into branding assets.
<link rel="icon" href="/favicon.ico"> is still the universally supported favicon declaration; every major browser (Chrome, Firefox, Edge, Safari) honors it without a meta tag.desktop.ini. A frame from a project's intro WMV makes folder browsing visually distinctive.| Property | WMV | ICO |
|---|---|---|
| Type | Video (codec + ASF container) | Static image container |
| Maintainer | Microsoft (legacy; VC-1 standardized by SMPTE in 2006) | Microsoft (Windows 1.0, 1985 onward) |
| Max dimensions | Up to 1920x1080 (WMV 9 HD) and beyond via VC-1 | 256 x 256 pixels per image (Vista+ enforced cap) |
| Color | YUV 4:2:0, 8 or 10 bit per channel | 1, 4, 8, 16, 24, or 32 bit (32-bit adds alpha) |
| Internal storage | Compressed inter-frame video (P/B frames) | One or more BMP or PNG frames in a single file |
| Native browser playback | Discontinued; no modern browser plays WMV natively | Recognized as favicon by all major browsers |
| Typical file size | 1-20 MB/minute at SD; 30-100 MB/minute at HD | 1-2 KB (16x16 only), 12-15 KB (16/32/48 combined) |
| Best at | Long-form Windows-era video | Crisp UI icons that survive scaling to taskbar |
| Size preset | Pixel dimensions | Where Windows uses it |
|---|---|---|
| 16P | 16 x 16 | Browser tab favicons, address-bar icons, legacy tray |
| 32P | 32 x 32 | System tray, file Explorer "small icons", title bars |
| 48P | 48 x 48 | Default desktop & Start-menu icons since Windows XP |
| 64P | 64 x 64 | Medium icons in Explorer, jumplists |
| 128P | 128 x 128 | Large icons view, dock-style launchers |
| 256P | 256 x 256 | Extra-large icons (added in Vista, stored as PNG inside the ICO) |
This tool exports a single image per converted file at the resolution preset you selected. To build a multi-resolution favicon.ico (the kind that holds 16/32/48/256 in one container), generate each size separately, then merge them with a dedicated favicon builder or convert *.ico favicon.ico (ImageMagick). The reasoning: a single video frame doesn't usually have enough detail at 16 px without manual pixel-level cleanup, so we keep the sizes separate to let you hand-tune each one.
WMV files frequently begin with a fade-in from black, so timestamp 0.0 often yields a near-empty image. Try 1.5 to 3.0 seconds — most title cards, logos, and intro stills sit in that range. For screen-recorded tutorials, jump 5-10 seconds in to skip the empty desktop. Time accepts fractional seconds, so 2.100 selects the frame at exactly 2 seconds and 100 milliseconds.
The format specification permits an ICONDIRENTRY width of 0 (which encodes "256"), and Microsoft recommends not exceeding 256 x 256. Windows Explorer and File Manager treat anything larger as out-of-spec and may refuse to render it. If you need a launcher-style image bigger than 256 px, export to PNG instead and use that for places that don't strictly require ICO.
Frames extracted from WMV are fully opaque — video formats don't carry an alpha channel. To add transparency (for example, to put your logo on a transparent background), pull the frame first, then mask it in an editor like Photopea or GIMP and save as PNG with alpha. You can then convert the masked PNG to ICO using our PNG to ICO page.
A 1080p WMV frame down-scaled directly to 16 x 16 averages roughly 4,000 source pixels into each output pixel, so fine detail dissolves into mush. Best practice is to design icons specifically for the size — at 16 px, drop background detail, thicken any lines, and keep the silhouette readable. The free Photopea browser editor lets you nudge a few pixels by hand after conversion.
Yes. Windows 11 reads.ico for desktop shortcuts, Start-menu Live tile fallbacks, and desktop.ini folder icons. Microsoft's newer Fluent System Icons ship as SVG and PNG, but ICO remains the only format Explorer accepts for shortcut and folder icon overrides. The favicon.ico convention also still works in Microsoft Edge.
It saves a round-trip — instead of taking a still in a video player, exporting to PNG, then running a second tool to make the ICO, this page does decode + resize + ICO encode in one pass. If you'd rather keep the steps split (so you can retouch the frame first), use WMV to PNG and then PNG to ICO.
You can build a slideshow-style video from one or more ICO frames, but there's no real "inverse" because ICO contains only static images. If you need a video target instead, our WMV to MP4 page produces an MP4 from the same WMV source for actual playback.
Files are uploaded over an encrypted connection, processed on our servers, and deleted automatically after a few hours — the practical ceiling depends on upload size and connection speed. Because only a single frame is decoded, conversion is fast even on large source files; the upload itself is usually the slowest part.