lib/processors/rmagick.rb in rtesseract-0.0.10 vs lib/processors/rmagick.rb in rtesseract-0.0.11

@@ -1,20 +1,25 @@
 require "RMagick"
 module RMagickProcessor
   def image_to_tiff
     generate_uid
     tmp_file = Pathname.new(Dir::tmpdir).join("#{@uid}_#{@source.basename}.tif").to_s
-    cat = Magick::Image.read(@source.to_s).first
+    cat = @instance || Magick::Image.read(@source.to_s).first
     cat.crop!(@x, @y, @w, @h) unless [@x, @y, @w, @h].compact == []
     cat.write tmp_file.to_s
     return tmp_file
   end
 
   def image_from_blob(blob)
     generate_uid
     tmp_file = Pathname.new(Dir::tmpdir).join("#{@uid}_#{@source.basename}.tif").to_s
-    cat = Magick::Image.from_blob(blob).first
+    cat = @instance || Magick::Image.from_blob(blob).first
     cat.crop!(@x, @y, @w, @h) unless [@x, @y, @w, @h].compact == []
     cat.write tmp_file.to_s
     return tmp_file
   end
+
+  def is_a_instance?(object)
+    object.class == Magick::Image
+  end
 end
+