mirror of
https://github.com/clinton-hall/nzbToMedia.git
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f7e56b979b
Added in code to place single files or groups of files that are not contained in a folder into there own folder or grouped folder based on parsing of the filenames to extract details required to determin correcting folder naming.
84 lines
2.7 KiB
Python
84 lines
2.7 KiB
Python
# A Monkey's Audio (APE) reader/tagger
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#
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# Copyright 2006 Lukas Lalinsky <lalinsky@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 version 2 as
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# published by the Free Software Foundation.
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"""Monkey's Audio streams with APEv2 tags.
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Monkey's Audio is a very efficient lossless audio compressor developed
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by Matt Ashland.
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For more information, see http://www.monkeysaudio.com/.
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"""
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__all__ = ["MonkeysAudio", "Open", "delete"]
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import struct
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from mutagen.apev2 import APEv2File, error, delete
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from mutagen._util import cdata
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class MonkeysAudioHeaderError(error):
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pass
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class MonkeysAudioInfo(object):
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"""Monkey's Audio stream information.
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Attributes:
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* channels -- number of audio channels
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* length -- file length in seconds, as a float
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* sample_rate -- audio sampling rate in Hz
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* bits_per_sample -- bits per sample
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* version -- Monkey's Audio stream version, as a float (eg: 3.99)
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"""
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def __init__(self, fileobj):
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header = fileobj.read(76)
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if len(header) != 76 or not header.startswith("MAC "):
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raise MonkeysAudioHeaderError("not a Monkey's Audio file")
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self.version = cdata.ushort_le(header[4:6])
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if self.version >= 3980:
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(blocks_per_frame, final_frame_blocks, total_frames,
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self.bits_per_sample, self.channels,
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self.sample_rate) = struct.unpack("<IIIHHI", header[56:76])
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else:
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compression_level = cdata.ushort_le(header[6:8])
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self.channels, self.sample_rate = struct.unpack(
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"<HI", header[10:16])
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total_frames, final_frame_blocks = struct.unpack(
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"<II", header[24:32])
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if self.version >= 3950:
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blocks_per_frame = 73728 * 4
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elif self.version >= 3900 or (self.version >= 3800 and
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compression_level == 4):
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blocks_per_frame = 73728
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else:
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blocks_per_frame = 9216
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self.version /= 1000.0
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self.length = 0.0
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if self.sample_rate != 0 and total_frames > 0:
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total_blocks = ((total_frames - 1) * blocks_per_frame +
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final_frame_blocks)
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self.length = float(total_blocks) / self.sample_rate
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def pprint(self):
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return "Monkey's Audio %.2f, %.2f seconds, %d Hz" % (
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self.version, self.length, self.sample_rate)
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class MonkeysAudio(APEv2File):
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_Info = MonkeysAudioInfo
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_mimes = ["audio/ape", "audio/x-ape"]
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@staticmethod
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def score(filename, fileobj, header):
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return header.startswith("MAC ") + filename.lower().endswith(".ape")
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Open = MonkeysAudio
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