Update gst-python patch to the upstream solution

gvsbuild/patches/gst-python/001-fix-instsoname-not-found.patch

@@ -1,44 +1,80 @@
-Subject: [PATCH] Windows: fix INSTSONAME not found
----
-Index: meson.build
-IDEA additional info:
-Subsystem: com.intellij.openapi.diff.impl.patch.CharsetEP
-<+>UTF-8
-===================================================================
 diff --git a/meson.build b/meson.build
---- a/meson.build (revision 95bafc4934a07c2f80979b0133ecc9ec900875a7)
-+++ b/meson.build (revision eb5d3841eb0733a288166f3225020c21067145ff)
-@@ -53,10 +53,12 @@
+index 1aa43e1f55372c69f58d736159c678be50d05fe9..993b186a2ecb2ccb326668f1004af0134c23310e 100644
+--- a/meson.build
++++ b/meson.build
+@@ -45,35 +45,53 @@ pylib_loc = get_option('libpython-dir')
+ fsmod = import('fs')
+ pylib_prefix = 'lib'
+ pylib_suffix = 'so'
++pylib_ver = python_dep.version()
++pylib_locs = []
+ if host_system == 'windows'
+ if cc.get_argument_syntax() == 'msvc'
+ pylib_prefix = ''
+ endif
+ pylib_suffix = 'dll'
++ pylib_ver = pylib_ver.replace('.', '')
+ elif host_system == 'darwin'
  pylib_suffix = 'dylib'
  endif
  pylib_fnames = []
--# Library name with soversion, non-devel package
+ # Library name with soversion, non-devel package
 -pylib_fnames += python.get_variable('INSTSONAME', [])
--# Library name without soversion, devel package, framework, etc.
++if python.has_variable('INSTSONAME')
++ # For example, libpython3.12.so.1.0 (Linux), libpython3.11.dll.a (MSYS2), etc.
++ pylib_fnames += python.get_variable('INSTSONAME')
++endif
+ # Library name without soversion, devel package, framework, etc.
 -pylib_fnames += python.get_variable('LDLIBRARY', [])
-+if host_system != 'windows'
-+ # Library name with soversion, non-devel package
-+ pylib_fnames += python.get_variable('INSTSONAME', [])
-+ # Library name without soversion, devel package, framework, etc.
-+ pylib_fnames += python.get_variable('LDLIBRARY', [])
++if python.has_variable('LDLIBRARY')
++ # For example, libpython3.12.so (Linux), libpython3.11.dll.a (MSYS2), etc.
++ pylib_fnames += python.get_variable('LDLIBRARY')
 +endif
  # Manually construct name as a fallback
  pylib_fnames += [
- pylib_prefix + 'python' + python_dep.version() + python_abi_flags + '.' + pylib_suffix
-===================================================================
-diff --git a/meson.build b/meson.build
---- a/meson.build (revision eb5d3841eb0733a288166f3225020c21067145ff)
-+++ b/meson.build (date 1710038287450)
-@@ -83,11 +83,7 @@
+- pylib_prefix + 'python' + python_dep.version() + python_abi_flags + '.' + pylib_suffix
++ pylib_prefix + 'python' + pylib_ver + python_abi_flags + '.' + pylib_suffix
+ ]
+ if pylib_loc != ''
+ pylib_locs = [pylib_loc]
+ else
+- pylib_locs = [
+- python.get_variable('LIBDIR', ''),
+- python.get_variable('LIBPL', ''),
+- ]
++ if python.has_variable('LIBDIR')
++ pylib_locs += python.get_variable('LIBDIR')
++ endif
++ if python.has_variable('LIBPL')
++ pylib_locs += python.get_variable('LIBPL')
++ endif
++ # On Windows, python312.dll is in the rootdir where Python is installed,
++ # which is configured as the "prefix" in sysconfig.
++ if host_system == 'windows'
++ pylib_locs += python.get_variable('prefix')
++ endif
+ endif
+ pylib_fname = ''
+ foreach loc: pylib_locs
+ foreach fname: pylib_fnames
+- if fsmod.exists(loc / fname)
++ fpath = loc / fname
++ debug(f'Looking for Python library at: @fpath@')
++ if fsmod.exists(fpath)
+ pylib_fname = fname
+ message(f'PY_LIB_FNAME = @fname@ (@loc@)')
+ break
+@@ -81,12 +99,7 @@ foreach loc: pylib_locs
+ endforeach
  endforeach
  if pylib_fname == ''
-  error_msg = 'Could not find python library to load'
+- error_msg = 'Could not find python library to load'
 - if python_opt.enabled()
 - error(error_msg)
 - else
 - message(error_msg)
 - endif
-+ message(error_msg)
++ message('Could not find python library to load, will try loading at runtime')
  endif
 
  pygi_override_dir = get_option('pygi-overrides-dir')

gvsbuild/projects/gstreamer.py

@@ -235,6 +235,7 @@ def __init__(self):
  hash="bd90f3bc8af17dce3bf26b66537efb4951869ffce6403f598461b985e2b2d78e",
  dependencies=["meson", "ninja", "pygobject", "gst-plugins-base"],
  patches=[
+ # Fixed in GStreamer 1.24.3
  "001-fix-instsoname-not-found.patch",
  ],
  )