wehub-resource-sync
59 lines
2.1 KiB
Python
59 lines
2.1 KiB
Python
#
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# SPDX-FileCopyrightText: Copyright (c) 1993-2024 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
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# SPDX-License-Identifier: Apache-2.0
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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import os
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import ctypes
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WORKING_DIR = os.environ.get("TRT_WORKING_DIR") or os.path.dirname(
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os.path.realpath(__file__)
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)
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IS_WINDOWS = os.name == "nt"
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if IS_WINDOWS:
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HARDMAX_PLUGIN_LIBRARY_NAME = "customHardmaxPlugin.dll"
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HARDMAX_PLUGIN_LIBRARY = [
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os.path.join(WORKING_DIR, "build", "Debug", HARDMAX_PLUGIN_LIBRARY_NAME),
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os.path.join(WORKING_DIR, "build", "Release", HARDMAX_PLUGIN_LIBRARY_NAME),
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]
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else:
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HARDMAX_PLUGIN_LIBRARY_NAME = "libcustomHardmaxPlugin.so"
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HARDMAX_PLUGIN_LIBRARY = [
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os.path.join(WORKING_DIR, "build", HARDMAX_PLUGIN_LIBRARY_NAME)
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]
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def load_plugin_lib():
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for plugin_lib in HARDMAX_PLUGIN_LIBRARY:
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if os.path.isfile(plugin_lib):
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try:
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# Python specifies that winmode is 0 by default, but some implementations
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# incorrectly default to None instead. See:
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# https://docs.python.org/3.8/library/ctypes.html
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# https://github.com/python/cpython/blob/3.10/Lib/ctypes/__init__.py#L343
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ctypes.CDLL(plugin_lib, winmode=0)
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except TypeError:
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# winmode only introduced in python 3.8
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ctypes.CDLL(plugin_lib)
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return
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raise IOError(
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"\n{}\n{}\n{}\n".format(
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"Failed to load library ({}).".format(HARDMAX_PLUGIN_LIBRARY_NAME),
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"Please build the Hardmax sample plugin.",
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"For more information, see the included README.md",
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)
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)
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