Add the possibility to disable image resizing (ref #34).

If the `img_processor` setting is `None`, image are not resized.

sigal/image.py

@@ -69,17 +69,17 @@ def generate_image(source, outname, settings, options=None):
         pass
 
     # Resize the image
-    method = settings['img_processor']
+    if settings['img_processor']:
+        try:
+            logger.debug('Processor: %s', settings['img_processor'])
+            processor_cls = getattr(pilkit.processors,
+                                    settings['img_processor'])
+        except AttributeError:
+            logger.error('Wrong processor name: %s', settings['img_processor'])
+            sys.exit()
 
-    try:
-        logger.debug('Processor: %s', method)
-        processor_cls = getattr(pilkit.processors, method)
-    except AttributeError:
-        logger.error('Wrong processor name: %s', method)
-        sys.exit()
-
-    processor = processor_cls(*settings['img_size'], upscale=False)
-    img = processor.process(img)
+        processor = processor_cls(*settings['img_size'], upscale=False)
+        img = processor.process(img)
 
     # Adjust the image after resizing
     img = Adjust(**settings['adjust_options']).process(img)

sigal/settings.py

@@ -120,6 +120,9 @@ def read_settings(filename=None):
             logger.warning("The %s setting should be specified with the "
                            "largest value first.", key)
 
+    if not settings['img_processor']:
+        logger.info('No Processor, images will not be resized')
+
     return settings
 
 

sigal/templates/sigal.conf.py

@@ -24,6 +24,7 @@ img_size = (800, 600)
 # - ResizeToFit: fit the image within the specified dimensions (default)
 # - ResizeToFill: crop THE IMAGE it to the exact specified width and height
 # - SmartResize: identical to ResizeToFill, but uses entropy to crop the image
+# - None: don't resize
 # img_processor = 'ResizeToFit'
 
 # Adjust the image after resizing it. A default value of 1.0 leaves the images