![]() ![]() Now be able to see your newly created cache. "Source Cache", leave the first drop-down set to "Folder". The SAS program, navigate to Operations -> Cache Managerīring up a bring up a window where we need to enter some info for the The sub-folder names must be identical or the SAS program won'tĬompletes the "set up" required, and we are now ready to start the To convert Google Satellite imagery, we need to create a "sat" sub-folder In the "cache" directory that we want to convert. To make a new sub-folder in our "cache_sqlite" directory that is the EXACT same name as the sub-folder Make a note the type of image file that the Until you reach the final level that contains the image files. Drill down into the sub-directories under that map type ("sat") Use the Google satellite imagery as an example. > Google Hybrid images (this is the overlay that shows town names, Names are pretty self explanatory, but a few are more cryptic. Each one of these sub folders represents a different map type that you Look in your "cache" folder Within "cache" you should see many subfolders with names likeĮtc. Proper set up of the directory structures is the key to a successful conversion New SQLite3 map specific caches will reside. This is the new directory where all of our Only need to create this "cache_sqlite" directory once. Point you should now have a "cache" sub-directory and a " Should see a sub-directory called "cache". You're are doing this process, so for now set your data source to "CacheĮasily found by opening Windows File Explorer and navigating to your SAS Planet Thing to understand is that the SAS Cache Conversion utility only allows you toĭepending on the number of map types in your cache, you may need to repeat thisĬonfusion, it's best not to have SAS attempt to download more new files while That said, it's not terribly complicated and the payoffs are large, so it's ![]() However, it's rather manual and takes a bit Within SAS, there is Cache Conversion utility. You understand the need to convert the cache, let's get in to how to actually That is a whopping 99.96% reduction in the number of files! This allows the operating system to copy andīack up the cache files much more efficiently. The cache went from 3,406,505 Files and 114,444 Folders to 1,681 Files and 992įolders. Let's use my Google Satellite cache as an example. Instead of storing millions of individual imageįiles, the cache has a limited nested directory structure which ends in one or More recent versions of SAS have provided support for a different cache format Consequently, copying or backing upĪ 10 GB movie file might only take a minute or two. The small image file that it passes along. However, when copying millions of smallįiles, that overhead is where the computer spends most of its time relative to Howeverīehind the scenes the operating system is having this sort of conversation:Ĭopying a large file, that "conversation" overhead is almost unnoticeable. Worry about dropping and dragging, or hitting Ctrl-C then Ctrl-V. ![]() Problem here lies in the overhead associated with the Windows (or any other) Computers are becoming faster and faster with passing data, but the When you go to backup or copy your cache. The literal millions of small images that are stitched together to create theįile is only 1-2 Kb, but a good sized SAS cache might contain 10 million of "cache", becomes unwieldy and difficult to move, copy, or share withĬache structure (assuming you are using the standard "SAS.Planet"Ĭache type) was set up on a series of nested folders to organize and contain The number of your stored maps grows, the storage container for the maps, or Integration with a GPS feed to show current position, speed and heading Storage of all sorts of map types (Google Satellite, Navionics, Bing, ARC.GIS, Tool for offline map and imagery viewing. Might want to convert your cache structure: UPDATED Dec 1, 2020- Check the bottom for another option in addition to what's detailed below. If however, for the remaining 2 or 3 of you, you DO know about SAS Planet, then stick around. If you've never heard of SAS Planet before, this is probably your cue to shake your head, close the browser, and try your luck again in a week or two. And this week, instead of a relentless recap of our boring lives (especially here and now, stuck in Galle), 99.9% of you are going to get treated to something you've probably never wanted: A tutorial on how to convert cache files in SAS Planet. Unfortunately for you, you're left with Matt to fill the blog void. Your friendly cruise director, Jen, has taken the day off. Interesting thing you will see in this post. ![]() If you are not sailing nerd, this is the last ![]()
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