remove 'image_crap.py' and add 'images.py'

image_crap.py

@@ -1,9 +0,0 @@
-from PIL import Image
-from PyQt4 import QtGui
-import io
-
-def load_apng(file):
-	pass
-
-def load_webp(file):
-	pass

images.py

@@ -0,0 +1,30 @@
+from PIL import Image
+from PyQt4 import QtGui
+from apng import APNG
+import io
+
+def load_apng(file):
+	pass
+
+def load_webp(file):
+	pass
+
+def get_apng_duration(file):
+    img = APNG.open(file)
+    dur = 0
+    
+    for frame, frame_info in img.frames:
+        dur += frame_info.delay*10 # it's in centiseconds, convert to milliseconds
+
+    return dur
+
+def get_webp_duration(file):
+    img = Image.open(file)
+    dur = 0
+    
+    for i in range(img.n_frames):
+        img.seek(i)
+        img.load() # strange thing with Pillow and animated webp's is that the img.info dictionary attr doesn't update unless you call a function like this
+        dur += img.info["duration"]
+
+    return dur