0a0aadfc30
* morituri/common/gstreamer.py: * morituri/test/Makefile.am: add functions to get versions of gstreamer, gst-python, and element factory plugins.
85 lines
2.5 KiB
Python
85 lines
2.5 KiB
Python
# -*- Mode: Python; test-case-name: morituri.test.test_common_gstreamer -*-
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# vi:si:et:sw=4:sts=4:ts=4
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# Morituri - for those about to RIP
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# Copyright (C) 2009 Thomas Vander Stichele
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# This file is part of morituri.
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#
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# morituri is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# morituri is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with morituri. If not, see <http://www.gnu.org/licenses/>.
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import re
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import commands
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from morituri.common import log
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# workaround for issue #64
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def removeAudioParsers():
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log.debug('gstreamer', 'Removing buggy audioparsers plugin if needed')
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import gst
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registry = gst.registry_get_default()
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plugin = registry.find_plugin("audioparsersbad")
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if plugin:
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# always remove from bad
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log.debug('gstreamer', 'removing audioparsersbad plugin from registry')
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registry.remove_plugin(plugin)
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plugin = registry.find_plugin("audioparsers")
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if plugin:
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log.debug('gstreamer', 'Found audioparsers plugin from %s %s',
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plugin.get_source(), plugin.get_version())
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# was fixed after 0.10.30 and before 0.10.31
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if plugin.get_source() == 'gst-plugins-good' \
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and plugin.get_version() > '0.10.30.1':
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return
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registry.remove_plugin(plugin)
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def gstreamerVersion():
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import gst
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return _versionify(gst.version())
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def gstPythonVersion():
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import gst
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return _versionify(gst.pygst_version)
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_VERSION_RE = re.compile(
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"Version:\s*(?P<version>[\d.]+)")
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def elementFactoryVersion(name):
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# surprisingly, there is no python way to get from an element factory
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# to its plugin and its version directly; you can only compare
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# with required versions
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# Let's use gst-inspect-0.10 and wave hands and assume it points to the
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# same version that python uses
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output = commands.getoutput('gst-inspect-0.10 %s | grep Version' % name)
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m = _VERSION_RE.search(output)
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if not m:
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return None
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return m.group('version')
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def _versionify(tup):
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l = list(tup)
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if len(l) == 4 and l[3] == 0:
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l = l[:3]
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v = [str(n) for n in l]
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return ".".join(v)
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