mutagen/mp4.py
def __update_parents(self, fileobj, path, delta):
        """Update all parent atoms with the new size."""
        for atom in path:
            fileobj.seek(atom.offset)
            size = cdata.uint_be(fileobj.read(4))
            if size == 1:  # 64bit
                # skip name (4B) and read size (8B)
                size = cdata.ulonglong_be(fileobj.read(12)[4:])
                fileobj.seek(atom.offset + 8)
                fileobj.write(cdata.to_ulonglong_be(size + delta))
            else:  # 32bit
                fileobj.seek(atom.offset)
                fileobj.write(cdata.to_uint_be(size + delta))
def __update_parents(self, fileobj, path, delta):
        for atom in path:
            fileobj.seek(atom.offset)
            size = cdata.uint_be(fileobj.read(4))
            if size == 1:  # 64bit
                # skip name (4B) and read size (8B)
                size = cdata.ulonglong_be(fileobj.read(12)[4:])
                fileobj.seek(atom.offset + 8)
                fileobj.write(cdata.to_ulonglong_be(size + delta))
            else:  # 32bit
                fileobj.seek(atom.offset)
                fileobj.write(cdata.to_uint_be(size + delta))
def __update_parents ( self , fileobj , path , delta ) : for atom in path : fileobj . seek ( atom . offset ) size = cdata . uint_be ( fileobj . read ( 4 ) ) if size == 1 : # 64bit # skip name (4B) and read size (8B) size = cdata . ulonglong_be ( fileobj . read ( 12 ) [ 4 : ] ) fileobj . seek ( atom . offset + 8 ) fileobj . write ( cdata . to_ulonglong_be ( size + delta ) ) else : # 32bit fileobj . seek ( atom . offset ) fileobj . write ( cdata . to_uint_be ( size + delta ) )
Update all parent atoms with the new size.
Update all parent atoms with the new size .