def check_assets_cpl_metadata(self, playlist, asset):
""" CPL assets metadata coherence with MXF tracks. """
_, asset = asset
# This a correspondance table between CPL and MXF tags
metadata_map = {
'EditRate': 'EditRate',
'FrameRate': 'SampleRate',
'Encrypted': 'EncryptedEssence',
'IntrinsicDuration': 'ContainerDuration',
'ScreenAspectRatio': 'AspectRatio',
'Id': 'AssetUUID',
'KeyId': 'CryptographicKeyID',
}
if 'Probe' in asset:
for k, v in six.iteritems(metadata_map):
if k in asset and v in asset['Probe']:
cpl_val = asset[k]
mxf_val = asset['Probe'][v]
is_float = type(cpl_val) is float or type(mxf_val) is float
matching = is_float and compare_ratio(cpl_val, mxf_val)
matching = matching or not is_float and cpl_val == mxf_val
if not matching:
raise CheckException(
"{} metadata mismatch, CPL claims {} but MXF {}"
.format(k, cpl_val, mxf_val))
if k in asset and v not in asset['Probe']:
raise CheckException("Missing MXF Metadata {}".format(v))
if k not in asset and v in asset['Probe']:
raise CheckException("Missing CPL Metadata {} for asset {}"
"".format(k))
def check_picture_cpl_archival_framerate(self, playlist, asset):
""" Picture archival framerate. """
_, asset = asset
editrate = asset['EditRate']
archival_editrates = self.settings['editrates_archival']
for archival_editrate in archival_editrates:
if compare_ratio(editrate, archival_editrate):
raise CheckException(
"Archival EditRate {} may not play safely on all hardware".
format(editrate))
def check_picture_cpl_archival_framerate(self, playlist, asset):
""" Picture archival framerate.
Reference :
SMPTE 428-21-2011 5
D-Cinema FAQs release FIAF 2012 1.1 5
"""
_, asset = asset
editrate = asset['EditRate']
archival_editrates = self.settings['editrates_archival']
for archival_editrate in archival_editrates:
if compare_ratio(editrate, archival_editrate):
raise CheckException(
"Archival EditRate {} may not play safely on all hardware".
format(editrate))
def check_picture_cpl_archival_framerate(self, playlist, asset):
""" Picture archival framerate.
References:
SMPTE ST 428-21:2011 5
FIAF D-Cinema Equipment Frequently Asked Questions (v1.1) 5
https://www.fiafnet.org/images/tinyUpload/E-Resources/Commission-And-PIP-Resources/TC_resources/D-Cinema%20FAQs%20release%20FIAF%202012%20V1.1.pdf
"""
_, asset = asset
editrate = asset['EditRate']
archival_editrates = self.settings['editrates_archival']
for archival_editrate in archival_editrates:
if compare_ratio(editrate, archival_editrate):
self.error(
"Archival EditRate {} may not play safely on all hardware".
format(editrate))
