Updated .gitignore file.

.gitignore

@@ -9,3 +9,4 @@
 *.blg
 *.bbl
 *.aux
+/latex_verze/*.pdf

src/main.py

@@ -14,15 +14,22 @@ import filters as flt
 
 class apply_filters:
     def __init__(self):
+        # Parse and save arguments.
         self.parse_arguments()
         self.input_file = self.args.input_file
         self.output_file = self.args.output_file
+        self.dpi = self.args.dpi  # should be around 500-1000dpi
+        self.filters = self.args.filters
+
+        # Read input image, save its dimensions
         self.img = plt.imread(self.input_file)
         self.dimensions = self.img.shape
         self.print_debug(self.dimensions)
-        self.dpi = self.args.dpi # should be around 500-1000dpi
+        
+        # Convert dimensions
         self.convert_dpi()
-        self.filters = self.args.filters
+        
+        # Apply all filters
         self.apply_filter()
 
     def parse_arguments(self):
@@ -64,7 +71,6 @@ class apply_filters:
             filter.apply(self)
         else:
             for filter_name in self.filters:
-                # only one takse effect?
                 filter = self.filter_factory(filter_name)
                 filter.apply(self)
         self.save_image()
@@ -75,7 +81,7 @@ class apply_filters:
         #print("Channels: " + str(dimensions[2]))
 
     def save_image(self):
-        # Save processed image
+        ''' Save processed image. '''
         plt.xticks([]), plt.yticks([])
         plt.axis('off')
         plt.savefig(self.output_file)