CR2 to RM Converter

CR2 to RM Converter

This page pairs two formats from opposite ends of the media world: CR2 is Canon's raw still photograph, and RM is RealNetworks' RealMedia container from the dial-up streaming era. Converting one to the other takes a single high-resolution photo and wraps it inside a legacy video file, so the result is a silent clip showing one frozen frame. That is a genuine need only when some un-migrated system still expects .rm content. If you simply want to see, print or share the photo, CR2 to JPG is what you are looking for; if you want the still as a video clip that plays anywhere, use CR2 to MP4. Everything below documents exactly what the .rm will contain, so there are no surprises after you download it.

CR2 Format at a Glance

RM (RealMedia) Format at a Glance

What the Output Actually Contains

• One frozen frame, not footage. A CR2 holds a single photograph, so the clip shows that image for the whole of its duration. Image Duration ships at 5 seconds per frame, which is ample; raising it only repeats the same picture and grows the file.
• No sound at all. Because the source is a still, no audio codec control appears on this page and the .rm is written without a soundtrack. There is nothing to encode to RealAudio.
• A much smaller picture than you uploaded. Video resolution ships on Keep original, but the RealVideo encoders cannot honour that for a modern raw: output is clamped to 640 × 480 with each dimension rounded down to a multiple of 16. A 1920 × 1080 source lands at 640 × 352 on our pipeline; a full-resolution Canon frame is reduced far harder still.
• A neutral render. The converter demosaics the raw with default white balance and tone, so the image looks correct but flat compared with a developed photo. Develop the CR2 first in something like RawTherapee if the look matters.
• Background Color fills any leftover area. It ships on White and shows up as letterbox or pillarbox bars whenever the frame you request has a different shape from the photo.

How to Convert CR2 to RM

1. Upload Your CR2 Files: Drag and drop your .cr2 photos onto the page or click "Add Files". This tool accepts .cr2 only. With several files, Merge strategy ships on Merge images, which builds one clip holding each photo in turn; switch to Video per image for a separate .rm per shot.
2. Set Image Duration and Background Color: Image Duration decides how long each still is held and ships at 5 seconds per frame. Background Color ships on White and fills any bars left over when the video frame does not match the photo's shape.
3. Pick the Codec, Quality and Resolution: Video Codec ships on RealVideo 1.0 (RV10), with RealVideo 2.0 (RV20) as the only alternative. Quality Preset ships on Very High (Recommended). Video resolution ships on Keep original, but expect the 640 × 480 ceiling described above to apply regardless.
4. Convert and Download: Click Convert and save your .rm. No sign-up and no watermark; files are uploaded over an encrypted connection, processed on our servers, and deleted automatically after a few hours.

Frequently Asked Questions

Why would anyone convert a CR2 photo into RM?

There is one honest answer: a legacy RealMedia workflow that nobody has migrated — an old intranet streaming server, a media archive indexed by .rm filenames, or RealPlayer-based courseware still in service. Outside of that, wrapping a photograph in a 1990s streaming video container gains nothing. If you actually want to view, edit or share the picture, CR2 to JPG is the right tool, and CR2 to MP4 gives you the still as a video clip that plays on anything made in the last fifteen years.

Will the .rm file play on a modern computer?

Not natively. No current browser, phone or smart TV decodes RealMedia, and RealPlayer itself is rarely installed today. What does still open these files is an FFmpeg-based player — VLC's feature list names Real Video 1/2/3/4 and the Real container explicitly. If your recipient cannot install VLC, this is the wrong format to send them and the conversion has probably solved the wrong problem.

Why is my output so much smaller than the photo I uploaded?

Because RealVideo 1.0 and 2.0 are constrained codecs and our encoder clamps their output to a 640 × 480 ceiling, with each dimension rounded down to a multiple of 16. Feeding it a 1920 × 1080 source produces a 640 × 352 clip; a 20-megapixel Canon frame is reduced far more aggressively than that. Leaving Video resolution on "Keep original" does not override the ceiling — the codec simply cannot encode a full-resolution raw.

Does the RM file have any sound?

No. A photograph carries no audio track, so there is nothing to encode and the audio codec control is not shown on this page at all. The output is a silent clip. If you need narration or music over the image, that has to be added afterwards in a video editor, working from a modern container rather than RealMedia.

RV10 or RV20 — which codec should I pick?

Stay on RealVideo 1.0 (RV10) unless the system you are feeding specifically asks for RV20. RV10 is the original RealVideo codec and the most broadly recognised by old RealMedia players; RV20 is the later RealVideo G2 generation. Both are H.263-derived designs encoded here through FFmpeg's open-source RealVideo encoders, and neither approaches the efficiency of a modern codec. H.264 is not an option inside a RealMedia container — if that is what you need, you want CR2 to MP4.

How much image quality will I lose?

A great deal, and it is unavoidable. The CR2 holds 12- or 14-bit sensor data at 18-30 megapixels; RealVideo is an 8-bit codec whose output here is capped below VGA. Between the bit-depth reduction, the chroma subsampling and the heavy downscale, what survives is a small, soft version of the photo. Raising the Quality Preset reduces compression artefacts but cannot restore resolution. For a faithful copy of the picture use CR2 to JPG or CR2 to TIFF.

How long is the clip, and can I change it?

With one photo, the clip lasts exactly as long as Image Duration, which ships at 5 seconds per frame and can be set anywhere from a single frame up to 10 seconds. With several photos and Merge strategy on Merge images, the total is that duration multiplied by the number of images. Since every frame is identical within a still, a longer duration adds file size without adding information.

I have an old .rm file and want a modern copy — what do I do?

That is the reverse trip, and it is the more common one: use RM to MP4 to re-encode legacy RealMedia into H.264 that plays everywhere. It is also the sensible follow-up if you are migrating a RealMedia archive rather than adding to it — converting the collection forward once is far less work than keeping a RealPlayer-capable machine alive.

What happens to my files after the conversion?

Your CR2 is uploaded over an encrypted connection, processed on our servers, and deleted automatically after a few hours. Files are never shared or made public, and there is no sign-up and no watermark. A raw file commonly runs 20-40 MB, so upload time is usually the longest part of a batch.