ODD to FLV Converter

ODD to FLV — and Why It's Almost Never the Right Target

If you landed here you probably have a .odd file and a system asking for .flv. Two things are working against you at once: .odd is an ambiguous, reused extension that xconvert handles on the image side (it reads the picture inside the file), and FLV is a dead Flash-era video container. So this tool rasterizes your file's image and holds it as a single silent still frame inside a .flv clip. That is genuinely the right answer in exactly one case — a legacy Flash player or courseware tool that will not accept anything else. For everything else, a flat image or a PDF beats a frozen frame in a format no browser plays anymore. The table below lays out the choice honestly.

ODD to FLV vs the Targets You Probably Want

What This Converter Actually Produces

• A single still frame, not a movie. Your .odd holds a static picture, so the FLV is that one image held on screen for a duration you set. There is no motion.
• Silent output. Image-to-video conversions carry no audio track — the FLV has video only.
• A slideshow only if you upload several files. Choose "Merge images" to chain multiple uploads into one clip; "Video per image" gives one FLV per file.
• An obsolete container. Adobe ended Flash Player support on December 31, 2020 and blocked Flash content from January 12, 2021. No browser plays .flv natively; the file still opens in VLC, ffmpeg, and MPV.

When ODD to FLV Is the Right Call

• A legacy Flash-based web player, CMS, or e-learning toolchain (Articulate/Captivate-vintage) still ingests .flv and refuses other formats.
• You are rebuilding an old courseware package and need a placeholder slide as a .flv asset.
• A downstream batch pipeline is hard-wired to the .flv extension and you cannot change it.

When to Pick Something Else Instead

• You just want to view or send the picture — use ODD to PDF or ODD to PNG.
• You want a still-image video for a website, phone, or social post — ODD to MP4 does the same thing in a format that actually plays in 2026.
• Your file is really an OpenDocument text, spreadsheet, or presentation — those use .odt, .ods, and .odp, and need their own converters to keep text selectable.

How to Convert ODD to FLV

1. Upload Your ODD File: Drag and drop your .odd file onto the page, or click "+ Add Files" to browse. Upload several together if you want them chained into one clip.
2. Choose Merge Strategy and Image Duration: Set "Merge images" to combine all uploads into one FLV, or "Video per image" for separate files; under Image Duration, "Duration" sets how long each frame is held (default 5 seconds per frame).
3. Set Background Color and Quality Preset (Optional): Pick a Background Color (default Black) for any letterboxing, and leave Quality Preset on "Very High (Recommended)"; Video Codec defaults to FLV (Sorenson Spark), with H.264 selectable under Advanced Options if your player accepts it.
4. Convert and Download: Click "Convert" and save your .flv file. No sign-up, no watermark.

Frequently Asked Questions

Why does my ODD to FLV result have no sound and never moves?

Because the source is a still picture, not a video. xconvert treats .odd as image data and renders the single image into the FLV, then holds that one frame for the Image Duration you set — there is no second frame and no audio stream to carry over. Image-to-video conversions are silent by design. If you wanted motion or sound, FLV cannot create it from a static .odd; you would need an actual video source.

Which video codec does the FLV output use?

By default, FLV (Sorenson Spark), the original H.263-based codec that every Flash Player from version 6 onward could decode — the safest pick for an old player. Flash Player 9 Update 3 (December 2007) added H.264-in-FLV support, so if your downstream tool is newer you can switch Video Codec to H.264 under Advanced Options for a sharper frame at the same size. For a single static image, the visual difference is small.

Is FLV obsolete, and should I use it at all?

The Flash web-delivery workflow is dead: Adobe ended Flash Player support on December 31, 2020 and began blocking Flash content on January 12, 2021, so no browser plays .flv natively and no modern site serves it. The container itself still opens in VLC, ffmpeg, and MPV because those decoders never needed the Flash plug-in. Convert to FLV only when a specific legacy system demands that extension. For any modern use, ODD to MP4 is the same still-as-video idea in a universally playable container.

Wouldn't a PDF or PNG be more useful than an FLV?

For most people, yes. If your real goal is to view, print, or share the contents of the .odd file, ODD to PDF gives you a page that opens in any browser or reader, and ODD to PNG gives you a plain image you can edit or post. FLV makes sense only when something on the other end specifically requires the .flv extension — it is not a better way to look at the picture.

Can I turn several ODD files into one FLV slideshow?

Yes. Upload them together and set Merge Strategy to "Merge images" to chain them into a single FLV, with each frame shown for the Image Duration you choose. Pick "Video per image" instead to get a separate .flv for every file. In our testing, three single-page .odd files at the default 5-seconds-per-frame produced one short, silent ~15-second FLV holding each image in turn.

My file isn't an OpenDocument Drawing — will this still work?

The .odd extension is used by more than one application, so xconvert handles it on the image side rather than assuming a single format. As long as the file contains a readable image, it is rendered into the FLV frame. If your file is actually an OpenDocument text document, spreadsheet, or presentation, those use .odt, .ods, and .odp and should go through their own converters so the text stays intact.

How are my files handled, and how long are they kept?

Your file is uploaded over an encrypted connection, processed on our servers, and deleted automatically a few hours after the conversion — no sign-up, no watermark, never shared or made public.