rk_pve/mp4/packet.py

# People's Video Editor: high quality, GPU accelerated mp4 editor
# Copyright (C) 2025 Roz K <roz@rozk.net>
#
# This file is part of People's Video Editor.
#
# People's Video Editor is free software: you can redistribute it and/or modify it under the terms of the
# GNU General Public License as published by the Free Software Foundation, either version 3 of the License,
# or (at your option) any later version.
#
# Foobar is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty
# of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along with Foobar.
# If not, see <https://www.gnu.org/licenses/>.

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