FORMATOPTION "PALETTE=/srv/imagery/common/ossv-palette.txt"
END
<% end -%>
+<% if @extension == "os_sv_diff_png" -%>
+ OUTPUTFORMAT
+ NAME "os_sv_diff_png"
+ DRIVER AGG/PNG
+ MIMETYPE "image/png"
+ IMAGEMODE RGBA
+ EXTENSION "png"
+ FORMATOPTION "COMPRESSION=9"
+ END
+<% end -%>
NAME "map-<%= @layer %>"
STATUS ON