mirror of
https://github.com/linuxdeepin/deepin-music.git
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djf
104 lines
3.3 KiB
Python
104 lines
3.3 KiB
Python
#! /usr/bin/env python
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# -*- coding: utf-8 -*-
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# Copyright (C) 2011 ~ 2012 Deepin, Inc.
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# 2011 ~ 2012 Hou Shaohui
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#
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# Author: Hou Shaohui <houshao55@gmail.com>
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# Maintainer: Hou Shaohui <houshao55@gmail.com>
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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import os
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from mutagen import File as MutagenFile
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from mutagen.asf import ASF
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from mutagen.apev2 import APEv2File
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from mutagen.flac import FLAC
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from mutagen.id3 import ID3FileType
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from mutagen.oggflac import OggFLAC
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from mutagen.oggspeex import OggSpeex
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from mutagen.oggtheora import OggTheora
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from mutagen.oggvorbis import OggVorbis
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from mutagen.trueaudio import TrueAudio
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from mutagen.wavpack import WavPack
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try: from mutagen.mp4 import MP4 #@UnusedImport
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except: from mutagen.m4a import M4A as MP4 #@Reimport
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from mutagen.musepack import Musepack
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from mutagen.monkeysaudio import MonkeysAudio
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from mutagen.optimfrog import OptimFROG
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from easymp3 import EasyMP3
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FORMATS = [EasyMP3, TrueAudio, OggTheora, OggSpeex, OggVorbis, OggFLAC,
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FLAC, APEv2File, MP4, ID3FileType, WavPack, Musepack,
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MonkeysAudio, OptimFROG, ASF]
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UNTRUST_AUDIO_EXT = [
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"669", "ac3", "aif", "aiff", "ape", "amf", "au",
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"dsm", "far", "it", "med", "mka", "mpc", "mid",
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"mod", "mtm", "midi", "oga", "ogx", "okt", "ra",
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"ram", "s3m", "sid", "shn", "snd", "spc", "spx",
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"stm", "tta", "ult", "wv", "xm"
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]
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TRUST_AUDIO_EXT = [
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"wav", "wma", "mp2", "mp3", "mp4", "m4a", "flac", "ogg"
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]
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def file_is_supported(filename, strict=False):
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''' whther file is supported. '''
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try:
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if os.path.getsize(filename) < 10000:
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return False
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except:
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return False
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results = os.path.basename(filename).split(".")
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if len(results) < 2:
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return False
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else:
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extension = results[-1].lower()
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if extension in TRUST_AUDIO_EXT:
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return True
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elif extension in UNTRUST_AUDIO_EXT:
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try:
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fileobj = file(filename, "rb")
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except:
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return False
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try:
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header = fileobj.read(128)
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results = [Kind.score(filename, fileobj, header) for Kind in FORMATS]
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except:
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return False
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finally:
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fileobj.close()
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results = zip(results, FORMATS)
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results.sort()
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score, Kind = results[-1]
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if score > 0: return True
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else: return False
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else:
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return False
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def get_audio_length(path):
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try:
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audio = MutagenFile(path, FORMATS)
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if audio is not None:
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return int(audio.info.length) * 1000
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return 0
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except:
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return 0
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