Changing thumbnail processing in synccovers. It thumb is too small - …

…try cover instead

.gitignore

@@ -28,6 +28,7 @@ lib/
 lib64/
 parts/
 sdist/
+test/
 var/
 *.egg-info/
 .installed.cfg

modules/mobi_split.py

@@ -663,10 +663,12 @@ def __init__(self, infile):
             thumb_index = 0xffffffff
 
         if cover_index != 0xffffffff:
+            width, height = 0, 0
             if thumb_index != 0xffffffff:
                 image = readsection(datain, thumb_index)
                 self.thumbnail = Image.open(BytesIO(image))
-            else:
+                width, height = self.thumbnail.size               
+            if width < 330 and height < 470:
                 image = readsection(datain, cover_index)
                 self.thumbnail = Image.open(BytesIO(image))
                 self.thumbnail.thumbnail((330, 470), Image.ANTIALIAS)

version.py

@@ -4,4 +4,4 @@
 
 WINDOWS = platform.system().lower() == "windows"
 
-VERSION = u'3.3.1'
+VERSION = u'3.3.3'