def test_short(self):
self.failUnlessEqual(cdata.short_le(self.ZERO(2)), 0)
self.failUnlessEqual(cdata.short_le(self.LEONE(2)), 1)
self.failUnlessEqual(cdata.short_le(self.BEONE(2)), 256)
self.failUnlessEqual(cdata.short_le(self.NEGONE(2)), -1)
self.assertTrue(cdata.short_le is cdata.int16_le)
self.failUnlessEqual(cdata.short_be(self.ZERO(2)), 0)
self.failUnlessEqual(cdata.short_be(self.LEONE(2)), 256)
self.failUnlessEqual(cdata.short_be(self.BEONE(2)), 1)
self.failUnlessEqual(cdata.short_be(self.NEGONE(2)), -1)
self.assertTrue(cdata.short_be is cdata.int16_be)
def __parse_genre(self, atom, data):
# Translate to a freeform genre.
genre = cdata.short_be(data[16:18])
if b"\xa9gen" not in self:
try:
self[b"\xa9gen"] = [GENRES[genre - 1]]
except IndexError:
pass
def __parse_genre(self, atom, data):
# Translate to a freeform genre.
genre = cdata.short_be(data[16:18])
if "\xa9gen" not in self:
try:
self["\xa9gen"] = GENRES[genre - 1]
except IndexError:
pass
def __parse_replaygain_packet(self, fileobj, data_size):
data = fileobj.read(data_size)
if data_size < 9:
raise MusepackHeaderError("Invalid RG packet size.")
if len(data) != data_size:
raise MusepackHeaderError("RG packet ended unexpectedly.")
title_gain = cdata.short_be(data[1:3])
title_peak = cdata.short_be(data[3:5])
album_gain = cdata.short_be(data[5:7])
album_peak = cdata.short_be(data[7:9])
if title_gain:
self.title_gain = _calc_sv8_gain(title_gain)
if title_peak:
self.title_peak = _calc_sv8_peak(title_peak)
if album_gain:
self.album_gain = _calc_sv8_gain(album_gain)
if album_peak:
self.album_peak = _calc_sv8_peak(album_peak)
def __parse_replaygain_packet(self, fileobj, data_size):
data = fileobj.read(data_size)
if data_size != 9:
raise MusepackHeaderError("Invalid RG packet size.")
if len(data) != data_size:
raise MusepackHeaderError("RG packet ended unexpectedly.")
title_gain = cdata.short_be(data[1:3])
title_peak = cdata.short_be(data[3:5])
album_gain = cdata.short_be(data[5:7])
album_peak = cdata.short_be(data[7:9])
if title_gain:
self.title_gain = _calc_sv8_gain(title_gain)
if title_peak:
self.title_peak = _calc_sv8_peak(title_peak)
if album_gain:
self.album_gain = _calc_sv8_gain(album_gain)
if album_peak:
self.album_peak = _calc_sv8_peak(album_peak)
def __parse_genre(self, atom, data):
values = []
for version, flags, data in self.__parse_data(atom, data):
# version = 0, flags = 0
if len(data) != 2:
raise MP4MetadataValueError("invalid genre")
genre = cdata.short_be(data)
# Translate to a freeform genre.
try:
genre = GENRES[genre - 1]
except IndexError:
# this will make us write it back at least
raise MP4MetadataValueError("unknown genre")
values.append(genre)
key = _name2key(b"\xa9gen")
self.__add(key, values)
def __parse_genre(self, atom, data):
values = []
for version, flags, data in self.__parse_data(atom, data):
# version = 0, flags = 0
if len(data) != 2:
raise MP4MetadataValueError("invalid genre")
genre = cdata.short_be(data)
# Translate to a freeform genre.
try:
genre = GENRES[genre - 1]
except IndexError:
# this will make us write it back at least
raise MP4MetadataValueError("unknown genre")
values.append(genre)
key = _name2key(b"\xa9gen")
self.__add(key, values)
def __parse_tempo(self, atom, data):
self[atom.name] = cdata.short_be(data[16:18])
def __parse_tempo(self, atom, data):
self[atom.name] = cdata.short_be(data[16:18])
