gstreamer1.0-python: add a patch to fix python 3.8 builds

(From OE-Core rev: d3040b3e08f1bdaeb0fc68d76184a8d71734739f)

Signed-off-by: Alexander Kanavin <alex.kanavin@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/recipes-multimedia/gstreamer/gstreamer1.0-python/0001-meson.build-fix-builds-with-python-3.8.patch

@@ -0,0 +1,24 @@
+From 61cfd1b49dc82baf14bb36d88b6c5be7b8c3d23a Mon Sep 17 00:00:00 2001
+From: Alexander Kanavin <alex.kanavin@gmail.com>
+Date: Mon, 2 Dec 2019 18:16:41 +0100
+Subject: [PATCH] meson.build: fix builds with python 3.8
+
+Upstream-Status: Submitted [https://gitlab.freedesktop.org/gstreamer/gst-python/merge_requests/14]
+Signed-off-by: Alexander Kanavin <alex.kanavin@gmail.com>
+---
+ meson.build | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/meson.build b/meson.build
+index 1da81d5..3e0db38 100644
+--- a/meson.build
++++ b/meson.build
+@@ -24,7 +24,7 @@ pygobject_dep = dependency('pygobject-3.0', fallback: ['pygobject', 'pygobject_d
+ 
+ pymod = import('python')
+ python = pymod.find_installation(get_option('python'))
+-python_dep = python.dependency(required : true)
++python_dep = dependency('python3-embed', required : true)
+ 
+ python_abi_flags = python.get_variable('ABIFLAGS', '')
+ pylib_loc = get_option('libpython-dir')

meta/recipes-multimedia/gstreamer/gstreamer1.0-python_1.16.1.bb

@@ -5,7 +5,9 @@ SECTION = "multimedia"
 LICENSE = "LGPLv2.1"
 LIC_FILES_CHKSUM = "file://COPYING;md5=c34deae4e395ca07e725ab0076a5f740"
 
-SRC_URI = "https://gstreamer.freedesktop.org/src/${PNREAL}/${PNREAL}-${PV}.tar.xz"
+SRC_URI = "https://gstreamer.freedesktop.org/src/${PNREAL}/${PNREAL}-${PV}.tar.xz \
+           file://0001-meson.build-fix-builds-with-python-3.8.patch \
+           "
 SRC_URI[md5sum] = "499645fbd1790c5845c02a3998dccc1b"
 SRC_URI[sha256sum] = "b469c8955126f41b8ce0bf689b7029f182cd305f422b3a8df35b780bd8347489"