dont print use logger, try again if video fails to load

bob/db/replaymobile/models.py

@@ -12,6 +12,9 @@ from sqlalchemy.ext.declarative import declarative_base
 import numpy
 import bob.io.base
 import bob.io.video
+import bob.core
+
+logger = bob.core.log.setup('bob.db.replaymobile')
 
 Base = declarative_base()
 
@@ -206,7 +209,7 @@ class File(Base):
       [optional] The extension of the filename - this will control the type of
       output and the codec for saving the input blob.
     """
-    print('video file extension:', extension)
+    logger.debug('video file extension: {}'.format(extension))
     if extension is None:
         extension = '.mov'
        # if self.get_quality() == 'laptop':
@@ -223,7 +226,7 @@ class File(Base):
 
     vin = numpy.rollaxis(vin, 3, 2)
     if not self.is_tablet():
-        print("flipping mobile video")
+        logger.debug('flipping mobile video')
         vin = vin[:, :, ::-1, :]
 
    # if self.is_rotated():

bob/db/replaymobile/verificationprotocol.py

@@ -35,9 +35,13 @@ class File(BaseFile):
 
     def load(self, directory=None, extension=None):
         if extension in (None, '.mov'):
-            video = self._f.load(directory, extension)
-            # just return the required frame.
-            return video[self.framen]
+            for i in range(100):
+                try:
+                    video = self._f.load(directory, extension)
+                    # just return the required frame.
+                    return video[self.framen]
+                except RuntimeError:
+                    pass
         else:
             return super(File, self).load(directory, extension)