def testVideoCompleteness(self):
frames = [
(0.0, FakeBitmap([0, 0, 0, 10], [0, 0, 0, 10], [0, 0, 0, 10])),
(0.1, FakeBitmap([10, 0, 0, 0], [10, 0, 0, 0], [10, 0, 0, 0])),
(0.2, FakeBitmap([0, 0, 2, 8], [0, 0, 4, 6], [0, 0, 1, 9])),
(0.3, FakeBitmap([0, 3, 2, 5], [2, 1, 0, 7], [0, 3, 0, 7])),
(0.4, FakeBitmap([0, 0, 1, 0], [0, 0, 1, 0], [0, 0, 1, 0])),
(0.5, FakeBitmap([0, 4, 6, 0], [0, 4, 6, 0], [0, 4, 6, 0])),
]
max_distance = 42.
tab = FakeTab(frames)
impl = speedindex.VideoSpeedIndexImpl()
impl.Start(tab)
impl.Stop(tab)
time_completeness = impl.GetTimeCompletenessList(tab)
self.assertEqual(len(time_completeness), 6)
self.assertEqual(time_completeness[0], (0.0, 0))
self.assertTimeCompleteness(time_completeness[1], 0.1,
1 - (16 + 16 + 16) / max_distance)
self.assertTimeCompleteness(time_completeness[2], 0.2,
1 - (12 + 10 + 13) / max_distance)
self.assertTimeCompleteness(time_completeness[3], 0.3,
1 - (6 + 10 + 8) / max_distance)
self.assertTimeCompleteness(time_completeness[4], 0.4,
1 - (4 + 4 + 4) / max_distance)
self.assertEqual(time_completeness[5], (0.5, 1))
def testVideoCompleteness(self):
frames = [(0.0, FakeBitmap([100, 0, 0])),
(0.1, FakeBitmap([50, 25, 25])),
(0.2, FakeBitmap([60, 0, 40])), (0.3, FakeBitmap([0, 10,
90]))]
impl = speedindex.VideoSpeedIndexImpl(FakeTab(frames))
impl.Start()
impl.Stop()
time_completeness = impl.GetTimeCompletenessList()
self.assertEquals(len(time_completeness), 4)
self.assertEquals(time_completeness[0], (0.0, 0.0))
self.assertEquals(time_completeness[1], (0.1, 0.425))
self.assertEquals(time_completeness[2], (0.2, 0.4))
self.assertEquals(time_completeness[3], (0.3, 1.0))
def testBlankPage(self):
frames = [
(0.0, FakeBitmap([0, 0, 0, 1], [0, 0, 0, 1], [0, 0, 0, 1])),
(0.1, FakeBitmap([0, 0, 0, 1], [0, 0, 0, 1], [0, 0, 0, 1])),
(0.2, FakeBitmap([1, 0, 0, 0], [0, 0, 0, 1], [0, 0, 0, 1])),
(0.3, FakeBitmap([0, 0, 0, 1], [0, 0, 0, 1], [0, 0, 0, 1])),
]
tab = FakeTab(frames)
impl = speedindex.VideoSpeedIndexImpl()
impl.Start(tab)
impl.Stop(tab)
time_completeness = impl.GetTimeCompletenessList(tab)
self.assertEqual(len(time_completeness), 4)
self.assertEqual(time_completeness[0], (0.0, 1.0))
self.assertEqual(time_completeness[1], (0.1, 1.0))
self.assertEqual(time_completeness[2], (0.2, 0.0))
self.assertEqual(time_completeness[3], (0.3, 1.0))
