DNG to MPEG-2 Converter

Convert DNG to MPEG-2 Online

A DNG is a single still photograph — Adobe's open container for unprocessed camera sensor data. MPEG-2 is a motion-video coding standard. So this conversion is not a re-wrap of one picture format into another: it builds a short silent video clip that holds your frame on screen for a duration you choose, encoded with the same codec DVD-Video and digital broadcast used for two decades. If what you actually want is a viewable picture, DNG to JPG or DNG to TIFF is the right page. Choose MPEG-2 when a DVD-era player, a broadcast ingest step, or an old editing timeline needs the photo delivered as video.

How to Convert DNG to MPEG-2

1. Upload Your DNG File: Drag and drop your .dng onto the page or click "Add Files" to browse. Several photos can be queued at once; how they are combined is decided by the next setting.
2. Choose a Merge Strategy: Open Advanced Options. "Merge strategy" offers "Merge images", the default, which joins every uploaded photo into one continuous clip, and "Video per image", which returns a separate video for each file.
3. Set Image Duration, Background Color and Quality Preset: "Image Duration" controls how long each frame is held — the default is 5 seconds per frame, and the dropdown ranges from a single frame (1/60 s) up to 10 seconds. "Background Color" defaults to White and fills any padding added when you change the output size. Under File Compression, "Quality Preset" defaults to Very High (Recommended); Constant Quality and Constraint Quality are the alternatives.
4. Convert and Download: Click Convert and save the result. Files are uploaded over an encrypted connection, processed on our servers, and deleted automatically after a few hours — no sign-up, no watermark, never shared or made public.

DNG at a Glance

MPEG-2 at a Glance

What the Encoder Actually Produces

Before any video encoding happens, the RAW file has to become ordinary pixels. Your DNG is rasterised to a clean PNG first — libvips handles most files, with ImageMagick as the fallback that copes with camera RAW formats — and the long edge is capped at 4096 pixels so the frame stays inside what the encoder handles reliably. That intermediate frame is then looped for the Image Duration you picked and encoded as MPEG-2 video at one frame per second, with B-frames switched off because they add a start-time delay and buy nothing on a sequence of identical frames.

Two consequences follow. First, the wide latitude of RAW is gone: 12–16 bit sensor data is baked down to 8-bit 4:2:0, so deep shadows and bright skies can band. Second, the output has no audio stream at all — there is no "silent track", simply no track. If you need a soundtrack, add one afterwards in a video editor.

Frequently Asked Questions

Why does my MPEG-2 file have no sound?

Because a photograph contains no audio to carry over. On this page the Audio Codec control is not shown at all, and the encoder writes video only — the file has no audio stream rather than an empty one. Most players show this as a missing audio track, which is expected. Add music or narration afterwards in any video editor if the clip needs sound.

How long is the clip, and how do I change its length?

The clip runs for whatever "Image Duration" is set to, and the default is 5 seconds per frame. The dropdown spans single-frame durations (1/60 s, 1/30 s, 1/24 s) through 0.1–0.5 second steps up to 10 seconds per frame. With the default Merge strategy, several uploaded photos are joined into one clip, so total running time is roughly the number of photos multiplied by the per-frame duration.

I uploaded several DNG files. Do I get one video or several?

One, unless you say otherwise. The "Merge strategy" control defaults to "Merge images", which concatenates each photo into a single continuous clip in upload order. Switch it to "Video per image" if you want one MPEG-2 file per photo instead. This is worth checking before you convert, because it is the single setting that changes the shape of your output the most.

Will my RAW image quality survive the conversion?

Partly. A DNG holds 12–16 bit unprocessed sensor data with enormous tonal headroom; MPEG-2 Main Profile stores 8-bit samples with 4:2:0 chroma subsampling and lossy DCT compression. Smooth gradients — skies, studio backdrops, deep shadow — are the first things to show banding. Raising the Quality Preset above the Very High default helps, but it cannot restore bit depth. For anything you plan to edit or print, keep a still format such as DNG to TIFF.

Why does my file end in .mpeg2, and will my player open it?

The .mpeg2 extension follows this converter's naming; the bytes inside are an MPEG program stream carrying MPEG-2 video. VLC, mpv and ffmpeg-based tools detect the contents and play it regardless of the extension. Some older players and hardware devices dispatch strictly on the file name — if one refuses to open the file, rename it to .mpg or .mpeg and it will be recognised. Nothing about the file changes; only the name does.

Should I use MPEG-2 or MP4 for this?

MPEG-2 is the right answer only when something downstream demands it: a DVD authoring tool, a broadcast ingest spec, or an editing suite from that era. Everywhere else H.264 in MP4 is smaller at matching quality and plays on phones, browsers and modern TVs without argument — that is DNG to MP4. If the requirement is just "a video file", pick MP4.

What resolution does the video come out at?

By default "Video resolution" is set to "Keep original", so the clip inherits the photo's pixel dimensions after the 4096-pixel long-edge cap is applied. Full-frame RAW files routinely exceed that cap, so a 6000-pixel-wide capture is scaled down before encoding. Choose a fixed or preset resolution in the same control if you need to hit an exact frame size, such as 720×480 for NTSC DVD work.

What is the Background Color option for if my photo is opaque?

It fills whatever the photo does not cover. A DNG has no transparency, so at the default "Keep original" resolution you will never see it. The moment you force a different output size or aspect ratio, padding appears around the frame, and that padding is painted in the Background Color — White by default, with a palette of named colours available in the dropdown. Set it to Black if you want conventional letterbox bars.

Is my photo kept private during the conversion?

Your DNG is uploaded over an encrypted connection, converted on our servers, and deleted automatically after a few hours. There is no sign-up, no watermark, and nothing is ever shared or made public.