def test_update_parents(self):
file = open(self.filename)
atoms = Atoms(file)
self.assertEqual(77, atoms.atoms[0].length)
self.assertEqual(61, atoms.atoms[0].children[0].length)
tags = MP4Tags(atoms, file)
tags['pgap'] = True
tags.save(self.filename)
file = open(self.filename)
atoms = Atoms(file)
# original size + 'pgap' size + padding
self.assertEqual(77 + 25 + 974, atoms.atoms[0].length)
self.assertEqual(61 + 25 + 974, atoms.atoms[0].children[0].length)
def load(self, fp):
self.filename = fp.name
fileobj = fp
try:
atoms = Atoms(fileobj)
try: self.info = MP4Info(atoms, fileobj)
except StandardError, err:
raise MP4StreamInfoError, err, sys.exc_info()[2]
try: self.tags = MP4Tags(atoms, fileobj)
except MP4MetadataError:
self.tags = None
except StandardError, err:
raise MP4MetadataError, err, sys.exc_info()[2]
def test_extra_trailing_data(self):
data = StringIO(Atom.render("data", "whee") + "\x00\x00")
self.failUnless(Atoms(data))
def setUp(self):
self.atoms = Atoms(open(self.filename, "rb"))
def wrap_ilst(self, data):
ilst = Atom.render("ilst", data)
meta = Atom.render("meta", "\x00" * 4 + ilst)
data = Atom.render("moov", Atom.render("udta", meta))
fileobj = StringIO(data)
return MP4Tags(Atoms(fileobj), fileobj)
