# RozK

from . import libav

class Packet:
    __slots__ = '_ref'

    def __init__(self):
        self._ref = libav.packet_alloc()
        if not self._ref:
            raise MemoryError

    def __del__(self):
        if self._ref:
            libav.packet_free(self._ref)

    @property
    def _as_parameter_(self):
        return self._ref

    @property
    def stream_index(self):
        if self._ref:
            return self._ref.contents.stream_index
        return -1

    @property
    def pts(self):
        if self._ref:
            return self._ref.contents.pts
        return 0