#-----------------------------------------------------------------------------
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# Copyright (c) 2005-2023, PyInstaller Development Team.
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#
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# Distributed under the terms of the GNU General Public License (version 2
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# or later) with exception for distributing the bootloader.
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#
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# The full license is in the file COPYING.txt, distributed with this software.
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#
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# SPDX-License-Identifier: (GPL-2.0-or-later WITH Bootloader-exception)
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#-----------------------------------------------------------------------------
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# GStreamer contains a lot of plugins. We need to collect them and bundle them with the exe file. We also need to
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# resolve binary dependencies of these GStreamer plugins.
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import pathlib
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from PyInstaller.utils.hooks import get_hook_config, include_or_exclude_file
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import PyInstaller.log as logging
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from PyInstaller import isolated
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from PyInstaller.utils.hooks.gi import GiModuleInfo, collect_glib_share_files, collect_glib_translations
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logger = logging.getLogger(__name__)
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@isolated.decorate
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def _get_gst_plugin_path():
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import os
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import gi
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gi.require_version('Gst', '1.0')
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from gi.repository import Gst
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Gst.init(None)
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reg = Gst.Registry.get()
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plug = reg.find_plugin('coreelements')
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path = plug.get_filename()
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return os.path.dirname(path)
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def _format_plugin_pattern(plugin_name):
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return f"**/*gst{plugin_name}.*"
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def hook(hook_api):
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module_info = GiModuleInfo('Gst', '1.0')
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if not module_info.available:
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return
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binaries, datas, hiddenimports = module_info.collect_typelib_data()
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hiddenimports += ["gi.repository.Gio"]
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# Collect data files
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datas += collect_glib_share_files('gstreamer-1.0')
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# Translations
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lang_list = get_hook_config(hook_api, "gi", "languages")
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for prog in [
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'gst-plugins-bad-1.0',
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'gst-plugins-base-1.0',
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'gst-plugins-good-1.0',
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'gst-plugins-ugly-1.0',
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'gstreamer-1.0',
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]:
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datas += collect_glib_translations(prog, lang_list)
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# Plugins
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try:
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plugin_path = _get_gst_plugin_path()
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except Exception as e:
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logger.warning("Failed to determine gstreamer plugin path: %s", e)
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plugin_path = None
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if plugin_path:
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plugin_path = pathlib.Path(plugin_path)
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# Obtain optional include/exclude list from hook config
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include_list = get_hook_config(hook_api, "gstreamer", "include_plugins")
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exclude_list = get_hook_config(hook_api, "gstreamer", "exclude_plugins")
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# Format plugin basenames into filename patterns for matching
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if include_list is not None:
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include_list = [_format_plugin_pattern(name) for name in include_list]
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if exclude_list is not None:
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exclude_list = [_format_plugin_pattern(name) for name in exclude_list]
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# The names of GStreamer plugins typically start with libgst (or just gst, depending on the toolchain). We also
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# need to account for different extensions that might be used on a particular OS (for example, on macOS, the
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# extension may be either .so or .dylib).
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for lib_pattern in ['*gst*.dll', '*gst*.dylib', '*gst*.so']:
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binaries += [(str(filename), 'gst_plugins') for filename in plugin_path.glob(lib_pattern)
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if include_or_exclude_file(filename, include_list, exclude_list)]
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hook_api.add_datas(datas)
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hook_api.add_binaries(binaries)
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hook_api.add_imports(*hiddenimports)
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