try ffpyplayer

setup.py

@@ -41,12 +41,13 @@ setup(
         "wheel",
         "setuptools",
         "importlib_resources ;python_version<'3.7'",
-        "pygame",  # some versions need this for kivy
+        "pygame",  # some mac versions need this for kivy
         "cython>=0.24,<=0.29.14,!=0.27,!=0.27.2",  # kivy wants this
         "kivy_deps.glew;platform_system=='Windows'",
         "kivy_deps.sdl2;platform_system=='Windows'",
         "kivy_deps.gstreamer;platform_system=='Windows'",
-        "kivy>=2.0.0rc2",
+        "kivy==2.0.0rc2", # rc3 failing on mac
+        "ffpyplayer>=4.3.1",
         "kivymd>=0.104.1",
         "screeninfo;platform_system!='Darwin'",  # for screen resolution, has problems on macos
     ],