def cpl_probe_asset(asset, essence, path):
""" Probe an individual MXF asset.
Args:
asset (dict): Dictionary representation of Asset.
essence (str): Type of Asset.
path (str): Absolute path of Asset file.
"""
if not path.endswith('.mxf'):
return
try:
is_stereoscopic = asset.get('Stereoscopic', False)
asset['Probe'] = probe_mxf(path, stereoscopic=is_stereoscopic)
is_encrypted = asset['Probe']['EncryptedEssence']
if essence == 'Sound' and not is_encrypted:
asset['Probe']['AudioAnalyze'] = stat_mxf_audio(
path,
int(asset['Probe']['ChannelCount']),
asset['EntryPoint'],
asset['Duration'])
except Exception as e:
asset['ProbeError'] = str(e)
def test_subtitle_smpte(self):
metadata = probe_mxf(self.get_path('subtitle_smpte.mxf'))
self.assertTrue(metadata['LabelSetType'] == 'SMPTE')
self.assertEqual(metadata['NamespaceName'],
r'http://www.smpte-ra.org/schemas/428-7/2007/DCST')
def test_fake(self):
with self.assertRaises(CommandException):
probe_mxf('null')
def test_atmos(self):
metadata = probe_mxf(self.get_path('atmos.mxf'))
self.assertTrue(metadata['AtmosVersion'] == 1)
def test_audio_smpte(self):
metadata = probe_mxf(self.get_path('audio_smpte.mxf'))
self.assertTrue(metadata['AudioSamplingRate'] == 48000)
def test_video_bitrate(self):
metadata = probe_mxf(self.get_path('picture_over_250_mb.mxf'),
stereoscopic=False)
self.assertTrue(metadata['LabelSetType'] == 'SMPTE')
self.assertTrue(metadata['AverageBitRate'] > 250)
self.assertTrue(metadata['MaxBitRate'] > 350)
def test_video_smpte(self):
metadata = probe_mxf(self.get_path('picture_2D_smpte.mxf'),
stereoscopic=False)
self.assertTrue(metadata['EditRate'] == 24)
self.assertTrue(metadata['LabelSetType'] == 'SMPTE')
def test_video_iop(self):
metadata = probe_mxf(self.get_path('picture_2D_iop.mxf'),
stereoscopic=False)
self.assertTrue(metadata['EditRate'] == 24)
self.assertTrue(metadata['LabelSetType'] == 'MXFInterop')