Default Tessera.Storage implementation that copies tiles into a
caller-supplied root directory on the local filesystem.
Required opt
:root— base directory; intermediate dirs are created as needed.
Example
Tessera.generate_tile(input, {1, 0, 0}, "my-image",
image_width: 4032,
image_height: 3024,
storage: Tessera.Storage.Local,
storage_opts: [root: "/var/tiles"]
)Tiles land at /var/tiles/my-image_files/1/0_0.jpg; the manifest from
Tessera.generate_manifest/3 lands at /var/tiles/my-image.dzi.