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Supports: RMVB
This tool pulls one still frame out of a RealMedia Variable Bitrate (.rmvb) video and saves it as a TIF image — not a re-encode of the whole clip, but one exact moment frozen as a lossless raster. The question most people are really asking is TIF or JPG? The short answer: pick TIF when the still is an archival or print master you may re-edit, and JPG when you just want a small picture to share. Below is the side-by-side so you can decide before you convert.
| Property | TIF | JPG |
|---|---|---|
| First specified | Aldus, 1986 (TIFF 6.0, June 1992; now Adobe) | JFIF, 1992 |
| Compression | None, PackBits, LZW, Deflate (lossless) or JPEG (lossy) | Lossy DCT only |
| Re-edit without generation loss | Yes (lossless modes) | No — re-saving degrades |
| Bit depth per channel | 1, 8, or 16 | 8 only |
| Color models | RGB, CMYK, grayscale | YCbCr (RGB on export) |
| Typical size, 320×240 frame | ~225 KB uncompressed; less with LZW/Deflate | A few KB |
| Opens in a browser | No — Safari only; download to view elsewhere | Yes, universal |
| Best for | Archival master, print, precision editing | Sharing a small still anywhere |
.rmvb players disappear..rmvb file onto the page, or click "+ Add Files" to browse. Files are uploaded over an encrypted connection, processed on our servers, and deleted automatically a few hours after conversion — no sign-up, no watermark, never shared or made public.127.25 grabs the frame at two minutes 7.25 seconds. That one frame becomes your TIF. To sample several stills across the clip instead, switch to Multiple Screenshots.Pick TIF when the still is a master you may re-edit or archive — its lossless modes (LZW, Deflate, Uncompressed) let you re-crop and color-correct with no generation loss, and print and editing software expect it. Pick JPG when you just want a small picture to share, since TIF only previews in Safari among browsers, while JPG opens everywhere. A common approach is to keep the TIF as the preservation master and export a JPG as the everyday copy. If you want JPG, use RMVB to JPG; for the four-letter spelling of this same format, see the RMVB to TIFF converter — .tif and .tiff are identical.
No — and this is the honest limit. RMVB is RealMedia Variable Bitrate, tuned for dial-up and early-broadband streaming, so source frames are small (standard definition or below, often 320×240 or smaller) and carry visible compression artifacts. TIF preserves those pixels faithfully — it is a precision raster format, not a lossy one — but it cannot rebuild detail the original RealVideo encode already discarded. You get an exact, re-editable copy of the existing frame, not an upscaled or restored one. The real reason to do this is preservation: pulling a still out of an archived serial or webcast before .rmvb players vanish.
The dropdown offers Uncompressed, PackBits, LZW, Deflate, and JPEG. LZW and Deflate are lossless — they shrink the file but decode to pixels identical to the uncompressed version — while the JPEG option, which is the current default, throws some data away to save more space. Per the TIFF specification, a single TIF file may be uncompressed, lossless, or lossy depending on which scheme you choose, so for an archival master of an already-tiny RealVideo frame, switch the default to LZW or Deflate rather than leaving it on JPEG.
No — this tool writes one image per file. The TIFF format itself can store several images in a single file (the spec was originally designed that way for multi-page fax), but here switching to Multiple Screenshots returns each sampled frame as its own .tif, delivered together as a ZIP — not a single multi-page TIFF. Stay on Specific Frame for one exact moment; use Multiple Screenshots when you want a spread of candidate stills to choose from afterward.
Because the two jobs are different. RMVB is effectively abandoned — RealPlayer is rarely installed today, and no mainstream browser ships a RealMedia decoder, so the format survives mainly in legacy East Asian TV-serial and fansub archives. Mainstream development of the RealVideo codec wound down after RealNetworks sold its next-generation video patents and codec software to Intel in a deal completed in April 2012. A frame grab freezes one moment as a still that no longer depends on any RealMedia player; if instead you want the whole moving clip in a modern container, convert it with RMVB to MP4.
In our testing, a 320×240 RealVideo frame saved as uncompressed 8-bit RGB TIF landed near 225 KB — matching the raw pixel math, 320 × 240 × 3 bytes ≈ 225 KB — and dropped by roughly a third to a half with LZW or Deflate at zero quality loss. Because the source frame is already small and low-detail, the absolute size stays modest either way. Note that TIF is not a web format: MDN lists it among image types to avoid for web content, with Safari the only browser that renders it natively, so for anything you plan to post or email, extract to RMVB to JPG instead.
Your RMVB file is uploaded over an encrypted (TLS) connection, the frame is extracted on xconvert's servers, and the files are deleted automatically a few hours after conversion. There is no account to create, no watermark on the output, and your files are never shared or made public. The frame is captured at the video's native resolution; scale it down with the Resolution Percentage or Width x Height controls before downloading if you need a smaller image.