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33 lines
1009 B
33 lines
1009 B
5 years ago
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# -*- coding: utf-8 -*-
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from __future__ import unicode_literals
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from ...rule import Rule
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class DtsHdRule(Rule):
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"""DTS-HD rule."""
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@classmethod
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def _redefine(cls, props, name, index):
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actual = props.get(name)
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if isinstance(actual, list):
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value = actual[index]
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if value is None:
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del props[name]
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else:
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props[name] = value
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def execute(self, props, pv_props, context):
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"""Execute the rule against properties."""
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if props.get('codec') == 'DTS-HD':
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index = None
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for i, profile in enumerate(props.get('profile', [])):
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if profile and profile.upper() != 'CORE':
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index = i
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break
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if index is not None:
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for name in ('profile', 'channels_count', 'bit_rate',
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'bit_rate_mode', 'sampling_rate', 'compression'):
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self._redefine(props, name, index)
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