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MetadataIdentifier.py
36 lines (30 loc) · 1.46 KB
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MetadataIdentifier.py
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# YouTubeMDBot
# Copyright (C) 2019 - Javinator9889
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
from io import BytesIO
import acoustid
from .. import AudioUtils
class MetadataIdentifier(object):
def __init__(self, audio: BytesIO, raw: bytes):
self.__audio = raw
self.__audio_info = AudioUtils(audio)
def _calculate_fingerprint(self) -> bytes:
return acoustid.fingerprint(self.__audio_info.get_audio_samplerate(),
self.__audio_info.get_audio_channels(),
iter(self.__audio))
def identify_audio(self) -> list:
fingerprint = self._calculate_fingerprint()
return acoustid.lookup(None, fingerprint,
self.__audio_info.get_audio_duration())