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python: Do not call gst_init when it is already is_initialized

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GStreamer plugins written in python need to call `Gst.init` to ensure
that GStreamer is initialized so when loading a python plugin, we might
be recursively calling `gst_init` which is not a good idea.

Fixes https://gitlab.freedesktop.org/gstreamer/gstreamer/-/issues/940

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/2737>
This commit is contained in:
Thibault Saunier 2022-06-28 11:02:37 -04:00 committed by Tim-Philipp Müller
parent 1ae1faeb2d
commit f50c68d4e2
1 changed files with 9 additions and 0 deletions
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9
subprojects/gst-python/gi/overrides/Gst.py
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@ -724,13 +724,22 @@ def deinit_pygst():
real_init = Gst.init real_init = Gst.init
def init(argv): def init(argv):
init_pygst() init_pygst()
if Gst.is_initialized():
return True
return real_init(argv) return real_init(argv)
Gst.init = init Gst.init = init
real_init_check = Gst.init_check real_init_check = Gst.init_check
def init_check(argv): def init_check(argv):
init_pygst() init_pygst()
if Gst.is_initialized():
return True
return real_init_check(argv) return real_init_check(argv)
Gst.init_check = init_check Gst.init_check = init_check
real_deinit = Gst.deinit real_deinit = Gst.deinit