📌 .DNG resources primarily serve as RAW camera images stored in the Digital Negative representation. Normally, the .DNG file object holds uncompressed image data formerly captured by specific camera models, like Leica, Pentax, and Hasselblad. Nevertheless, the proficient photographers are used to utilizing the .DNG file container as long as they maintain and open highly qualitative images. Primarily, Adobe Systems has been involved as the original developer and inventor of the .DNG schema definition which allowed digital photographers to edit, share and store RAW images in the universal RAW camera extension.
📌 A .DNG extension stands out as a graphical image stored in the Apple ProRAW specification, which is distinguished as a custom definition of the Adobe Digital Negative technology which also maintains iPhone image processing data. Essentially, this subcategory of .DNG shots is captured by an iPhone 12 Pro Max or iPhone 12 Pro (or one of the subsequent models) with iOS 14.3 (or fresher) firmware preinstalled and is compatible with 14 stops of dynamic range (HDR) and 12-bit color. The .DNG file definition has been initially introduced and opened up to the public community by Apple enterprise in December 2020 when it finally released iOS 14.3. Therefore, in the conclusion the final user obtains higher .DNG encoded image quality in comparison with .JPEG and .HEIC data entities.
📌 Virtual Dongle .DNG images are generated by program packages utilized by dongle emulators, such as Sentinel Dongle Dumper and EdgePro. Precisely, the .DNG file instances include virtual copies of the dongles that act as keys and license information that permits the software to be run in the outcome. A dongle is recognized as a physical device applied for activation of the expensive program solutions. At last, the device assists to omit hijacking of the software and prevents it from being stolen by the hackers and unauthorized persons. In the accurate way, the .DNG file entries are designated for backing up or recovering keys originally stored in the physical dongles which have been previously broken or lost.
How to open an .DNG file?
📌 A typical .DNG image file can be opened up and processed by proficient graphical editors and suites. On the other hand, the technology is supported by basic .DNG viewers without built-in toolset for image processing and adjustment. The .DNG file format is also well known for its cross-platform compatibility across all major desktop platforms, mobile shells, and web-services available online from the world-wide network. The .DNG items maintenance doesn’t require any supplemental plugins and add-ons as an obligatory precondition for proper extension processing. In the rarest circumstances, in case the .DNG file entry is associated with a virtual dongle, an external DongleBackup suite may be required on the first hand.
Wikipedia:
Soft-Key Solutions DongleBackup2012