def __parse_tempo(self, atom, data):
values = []
for version, flags, data in self.__parse_data(atom, data):
# version = 0, flags = 0 or 21
if len(data) != 2:
raise MP4MetadataValueError("invalid tempo")
values.append(cdata.ushort_be(data))
key = _name2key(atom.name)
self.__add(key, values)
def __parse_tempo(self, atom, data):
values = []
for version, flags, data in self.__parse_data(atom, data):
# version = 0, flags = 0 or 21
if len(data) != 2:
raise MP4MetadataValueError("invalid tempo")
values.append(cdata.ushort_be(data))
key = _name2key(atom.name)
self.__add(key, values)
def __init__(self, fileobj):
page = OggPage(fileobj)
while not page.packets[0].startswith(b"\x80theora"):
page = OggPage(fileobj)
if not page.first:
raise OggTheoraHeaderError("page has ID header, but doesn't start a stream")
data = page.packets[0]
vmaj, vmin = struct.unpack("2B", data[7:9])
if (vmaj, vmin) != (3, 2):
raise OggTheoraHeaderError("found Theora version %d.%d != 3.2" % (vmaj, vmin))
fps_num, fps_den = struct.unpack(">2I", data[22:30])
self.fps = fps_num / float(fps_den)
self.bitrate = cdata.uint_be(b"\x00" + data[37:40])
self.granule_shift = (cdata.ushort_be(data[40:42]) >> 5) & 0x1F
self.serial = page.serial
def __init__(self, fileobj):
page = OggPage(fileobj)
while not page.packets[0].startswith(b"\x80theora"):
page = OggPage(fileobj)
if not page.first:
raise OggTheoraHeaderError(
"page has ID header, but doesn't start a stream")
data = page.packets[0]
vmaj, vmin = struct.unpack("2B", data[7:9])
if (vmaj, vmin) != (3, 2):
raise OggTheoraHeaderError("found Theora version %d.%d != 3.2" %
(vmaj, vmin))
fps_num, fps_den = struct.unpack(">2I", data[22:30])
self.fps = fps_num / float(fps_den)
self.bitrate = cdata.uint_be(b"\x00" + data[37:40])
self.granule_shift = (cdata.ushort_be(data[40:42]) >> 5) & 0x1F
self.serial = page.serial
