def test_numpy_frames(small_robot_mp4_vid):
clip_frames = small_robot_mp4_vid.get_frames((3, 7, 9))
np_vid = Video.from_numpy(clip_frames)
assert np.all(
np.equal(np_vid.get_frame(1), small_robot_mp4_vid.get_frame(7)))
def test_from_filename():
assert type(Video.from_filename(TEST_H5_FILE).backend) == HDF5Video
assert type(
Video.from_filename(TEST_SMALL_ROBOT_MP4_FILE).backend) == MediaVideo
def test_mp4_file_not_found():
with pytest.raises(FileNotFoundError):
vid = Video.from_media("non-existent-filename.mp4")
vid.channels
