The file format of those images also isn’t important but put them all in a folder for easy access. Just make sure they’ll look good at the full size of the screen. At one point in the betas, GraphicConverter wanted them all to have a resolution of exactly 5120 by 2880 pixels, but that doesn’t seem to be necessary anymore. The first step in making your dynamic desktop is acquiring the necessary images. This approach may provide much the same effect, but it has been available for many years-feel free to give it a try if you’re not yet running Mojave.) Building and Testing a Dynamic Desktop (You may see tutorials for making dynamic desktops merely by putting photos in a folder, selecting that folder in System Preferences > Desktop & Screen Saver > Desktop > Folders, and then enabling the Change Picture checkbox and choosing an interval. GraphicConverter 10.6.5 is now available with this feature when running in Mojave. A beta of GraphicConverter arrived soon after, and we went back and forth a few times before he figured out both the image requirements and the necessary metadata to make it all work. When I pointed out that the Dynamic Desktop feature seemed to be a relatively simple collection of images, Thorsten promised to look into it more. Not just any expert, but the guru of image conversions and author of GraphicConverter, Thorsten Lemke. I played briefly with trying to duplicate Apple’s file and replace the images, but those experiments proved fruitless, so I turned to an expert. HEIC is the filename extension for High Efficiency Image File Format, which is an image container format-for more details, see Glenn Fleishman’s “ HEVC and HEIF Will Make Video and Photos More Efficient” (30 June 2017). I double-clicked one and it opened in Preview, showing that the main HEIC file was, in fact, a container for 16 individual HEIC images. A quick trip to /Library/Desktop Pictures revealed that Mojave’s two dynamic desktops-called “Mojave” and “Solar Gradients”-were HEIC files instead of JPEGs. #1681: Take Control Books 20th anniversary, USB-C Apple Pencil, Kini motion detector monitors access, topical social spacesĪt some point during the betas of macOS 10.14 Mojave, I became curious about what was behind Mojave’s new Dynamic Desktop feature that slowly changes the desktop picture throughout the day. #1682: Apple’s “Scary Fast” announcement, X.1 updates to 2023 OS versions, Microsoft Word’s 40th anniversary, 5G wireless Internet.#1683: New M3 chips in updated MacBook Pros and iMac, record Apple Q4 profits on lower revenues, no more 27-inch iMacs.#1684: OS bug fix releases, Finder tag poll results, Messages identity verification, blocking spambots, which Apple services do you use?.#1685: Hidden secrets of the Fn key, Emergency SOS via satellite free access extended, RCS support in Messages, Rogue Amoeba icon evolution.
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