Show HN: Reverse Engineering an Old Digital Back Raw File Format Perhaps a bit outside of the typical interest of HN readers, but I wanted share how I went about figuring out how to convert the RAW files from a digital camera (well, digital back) that originally came out in 2004 to DNGs. An interesting fact about these digital backs is they use an Intel Xscale CPU! - the PXA255 https://ift.tt/oat2sYW October 15, 2022 at 12:33AM
Show HN: StreetComplete, an OpenStreetMap Editor for Humans StreetComplete is an OpenStreetMap[0] editor directed at people who want to contribute and want to do this using their smartphone, without learning how to edit things[1]. It is available as an Android application. It is intended to be used as one walks, with quests appearing as markers on the map. Selecting a marker allows one to answer a simple question. The answer will be added to the OpenStreetMap database, with app handling selecting objects for editing, transforming answer into OSM tags and making edits. OpenStreetMap account is needed to apply edits, but it is possible to start without it, make some edits and login/register later. Note: I am not the main author, but I am one of the active contributors. Github page is at https://ift.tt/2g8lasH and https://ift.tt/3nR9PzS shows what was recently released. [0]OpenStreetMap is a Wikipedia of maps, available on the open licence. This dataset is already used for many interestin...
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