If you are looking to simply play a video file, check the file extension again. Did you mean M4V (iTunes video) or 3GPP (mobile video)? If your file ends in .jdr , it is almost certainly a medical jaw tracking file, not a video.
Because .jdr is a proprietary binary format, there is no open-source decoder. You have two last-resort options: Call the company that made the JDR recorder (e.g., BioResearch, inc.). Ask them for a viewer software or a conversion service . Many medical device companies will convert old .jdr files to .mp4 for a small fee ($50–$200). Option B: Hex Dump (Not recommended) Opening the .jdr file in a Hex editor will reveal headers. Sometimes, the data is actually stored as CSV values. If you see numbers separated by commas or spaces, you can copy the raw data into MATLAB or Python (using matplotlib.animation ) to recreate the graph and save it as MP4. This requires coding skills. convert jdr file to mp4
Can you convert a JDR file to MP4? The answer is , but it requires a deep understanding of what a JDR file actually is. Unlike converting MP4 to AVI (which is a simple container swap), converting JDR to MP4 is a process of repurposing data. If you are looking to simply play a
A: To preserve scientific accuracy. An MP4 compresses pixels and loses precision. A JDR file retains millimeter-accurate jaw position data to 0.01mm. The manufacturer assumes you will view it only within their ecosystem. Because
OBS will save an .mp4 file to your Videos folder. Use a free tool like LosslessCut or the built-in Windows Photos editor to trim the beginning and end.