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Supports: AV1
A bare .av1 file is a raw AV1 video bitstream — the coded picture data (a sequence of Open Bitstream Units) with no container wrapped around it, which is why most media players refuse to open it at all. This tutorial shows how to decode one frame out of that stream and save it as a TIF: a lossless raster image built for archiving, print, and reference work rather than for codec efficiency. By the end you'll know how to land on the exact frame you want and keep every pixel the decoder produced.
.av1 onto the page, or click "+ Add Files" to browse. You can queue several raw streams and process them with the same settings.2.100 captures the frame at 2.1 seconds. That single frame becomes your TIF.A raw .av1 stream is video-only by design, so the frame grab always has picture to read — there is no audio track inside, which would matter for an audio export but is irrelevant when the output is an image. The Time (seconds) field accepts decimals, so you can step around a moment of motion until you land on a clean frame:
4.500 for the frame at 4.5 seconds. Nudge it by hundredths (4.540, 4.580) if the first grab is blurry or caught mid-motion.<img> tag, and MDN notes TIFF is not broadly used for web content. For on-screen viewing or posting, extract the frame as JPG instead.If your file isn't a true raw AV1 stream — for instance a .webm or .mp4 renamed to .av1, or an .av1 that is zero-byte or truncated from an unfinished download — there is no clean bitstream to decode, and the grab can fail. Re-download the source, confirm it is an actual AV1 elementary stream (OBUs or an IVF wrapper), and try again. If the AV1 video is already inside a container (an .mp4, .webm, or .mkv), point the matching frame-extractor at that whole file rather than a demuxed .av1. DRM-protected streams cannot be decoded at all.
| Property | AV1 source (.av1) |
TIF output (.tif) |
|---|---|---|
| What it is | Raw AV1 video bitstream — OBUs, no container | Lossless raster still image |
| Origin | Alliance for Open Media; 1.0.0 spec finalized 25 June 2018 | Aldus 1986; TIFF 6.0 on 3 June 1992; owned by Adobe (acquired Aldus 1994) |
| Licensing / compression | Royalty-free, open codec | Lossless: None, LZW, Deflate/ZIP, PackBits |
| Audio | None — video-only stream, irrelevant for a still | N/A (image format) |
| Plays / opens in normal apps? | Usually no — no container or timing index | Yes in editors; not in browsers except Safari (per MDN) |
| Best for | Smallest modern video encoding | Archival stills, print, codec-QA reference frames |
Yes. A raw .av1 is a video bitstream — by design it carries picture only, with no soundtrack inside. That missing audio matters for an audio export, but it is irrelevant here: the frame grab reads the video stream, which is all an .av1 contains, so there is always an image to capture. You simply get a silent still, which is exactly what an image is.
Because a bare .av1 is a raw AV1 elementary stream — just the coded Open Bitstream Units the encoder wrote out, with no container, no index, and no timing wrapped around it. AV1 is the video codec, not the file format, so players that expect an MP4, WebM, or Matroska container have nothing to latch onto and refuse to open it. This page decodes a frame straight from the stream; to make the footage itself playable, remux it into a container with Convert AV1 to MP4.
The TIF stores the decoded frame without adding any further loss, but it cannot recover detail AV1 already discarded. AV1 is a lossy codec, so the frame the decoder reconstructs is what you get — the TIF preserves those exact pixels verbatim. Think of TIF here as a faithful, re-editable wrapper around whatever the codec produced, not a way to undo the original encode. That is precisely why it suits archival and codec-QA work: a golden reference frame with no extra JPEG-style degradation layered on top.
No — this tool writes one image per file. The TIFF format itself can hold several images in a single file, but here Multiple Screenshots mode returns each extracted frame as its own TIF, delivered together as a ZIP. That keeps every archival still independently usable. If you need many frames, set a sensible interval rather than capturing every frame.
None — they are the same Tagged Image File Format with two spellings of the same extension. The three-letter .tif dates back to MS-DOS and early Windows, which capped extensions at three characters; .tiff is the modern four-letter form. The bytes inside are identical, so use whichever your other tools expect. This page lets you toggle between them, and there is a dedicated AV1 to TIFF converter if you specifically want the .tiff spelling.
Both are lossless, so neither changes image quality — the trade-off is size versus compatibility. Deflate/ZIP usually produces a slightly smaller file, while LZW is read by virtually every TIFF-aware program ever written, which makes it the safer pick for old print and archival software. Choose None only when a tool chokes on compressed TIFF and you need the raw, uncompressed pixels. In our testing, a 1080p frame written with LZW landed noticeably smaller than the same frame saved uncompressed, with the decoded pixels mathematically identical.
Your .av1 is uploaded over an encrypted (TLS) connection, processed on our servers, and the files are deleted automatically a few hours after conversion. There is no sign-up, no watermark on the output, and your files are never shared or made public. If you want the moving footage instead of one frozen frame, wrap the stream into a playable file with Convert AV1 to MP4; if you need a still you can post or email, extract it as JPG instead.