Pass frame value to getTile (#56)

* Replace old bitnami minIO image

* Fix serialization of CRS objects for projection in metadata

* Ensure that `pil_safe` is true when getting encoding from format

* Reformat whitespace

* Install ghostscript prior to running tests

* Pass frame value to `getTile`

* Accept request frame as query parameter or style parameter

Author: annehaley

django_large_image/rest/tiles.py

@@ -48,8 +48,10 @@ def tile(
     ) -> HttpResponse:
         encoding = tilesource.format_to_encoding(fmt, pil_safe=True)
         source = self.get_tile_source(request, pk, encoding=encoding)
+        style = self.get_style(request) or {}
+        frame = request.query_params.get('frame') or style.get('frame')
         try:
-            tile_binary = source.getTile(int(x), int(y), int(z))
+            tile_binary = source.getTile(int(x), int(y), int(z), frame=frame)
         except TileSourceXYZRangeError as e:
             raise ValidationError(e)
         mime_type = source.getTileMimeType()