Windows (MSVC only)
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    1. Obtain libraries for SDL2 and FFmpeg.
        * If you want to use the libraries that get statically linked to the
          official binaries, download them from here and place them in
          dependencies/bin.
        * url
        * You can also just use the more common dynamic versions. Make sure
          they're in your PATH and that you set STATIC=0 in build.bat.
    2. Set ARM=1 if on ARM. (is there a way to auto-detect?)
    3. Activate the VS environment by opening a Visual Studio terminal or running vcvarsall.bat.
    4. Run build.bat.

OSX/Unix
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    1. Obtain libraries for SDL2 and FFmpeg.
        * In most package managers they're simply "sdl2" and "ffmpeg".
    2. Install dylibbundler if you want the application bundle (.app) to be generated.
        * url
    3. Run build.sh.


Extra
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    * Turn on program-level debug info and checking by setting DEBUG=1.
    * Speed up compilation times after your first build by setting IMGUI=0.