X-Git-Url: https://git.openstreetmap.org/rails.git/blobdiff_plain/bc70a475ebee9335f7b4d2488f4b7271952c326f..26cbdcf71a68d5515c91bf9cb4ec958ce90c2647:/lib/gpx.rb

diff --git a/lib/gpx.rb b/lib/gpx.rb
index cfc82eedb..1212db642 100644
--- a/lib/gpx.rb
+++ b/lib/gpx.rb
@@ -51,7 +51,7 @@ module GPX
       rescue Archive::Error
         io = ::File.open(@file)
 
-        case MimeMagic.by_magic(io).type
+        case MimeMagic.by_magic(io)&.type
         when "application/gzip" then io = Zlib::GzipReader.open(@file)
         when "application/x-bzip" then io = Bzip2::FFI::Reader.open(@file)
         end
@@ -66,7 +66,7 @@ module GPX
       height = 250
       delay = 50
 
-      points_per_frame = num_points / nframes
+      points_per_frame = (num_points.to_f / nframes).ceil
 
       proj = OSM::Mercator.new(min_lat, min_lon, max_lat, max_lon, width, height)