obs-studio: add plugin wrapper (#125308)

* obs-studio: tidy things up a little

* obs-studio: add plugin wrapper

This allows users to install plugins into their OBS Studio, like so:

	wrapOBS {
	  plugins = with obs-studio-plugins; [
	    wlrobs
	    obs-multi-rtmp
	    obs-gstreamer
	  ];
	}

* obs-gstreamer: convert to plugin

* obs-move-transition: convert to plugin

* obs-multi-rtmp: convert to plugin

* obs-ndi: convert to plugin

* obs-v4l2sink: remove

The functionality provided by this package is included in the upstream
project as of version 26.1.

Link: https://github.com/CatxFish/obs-v4l2sink/issues/56#issuecomment-753191690
Link: https://github.com/obsproject/obs-studio/releases/tag/26.1.0

* wlrobs: convert to plugin, unstable-2020-06-22 -> unstable-2021-05-13

1 files changed, 32 insertions, 0 deletions

diff --git a/pkgs/top-level/aliases.nix b/pkgs/top-level/aliases.nix
index ed0f82e9404..c4e214ab6cb 100644
--- a/pkgs/top-level/aliases.nix
+++ b/pkgs/top-level/aliases.nix
@@ -1018,6 +1018,38 @@ mapAliases ({
     & maintenance is abandoned by upstream.
   '';
 
+  # Added 2021-06-01
+  obs-gstreamer = throw ''
+    obs-gstreamer has been converted into a plugin for use with wrapOBS.
+    Its new location is obs-studio-plugins.obs-gstreamer.
+  '';
+
+  # Added 2021-06-01
+  obs-move-transition = throw ''
+    obs-move-transition has been converted into a plugin for use with wrapOBS.
+    Its new location is obs-studio-plugins.obs-move-transition.
+  '';
+
+  # Added 2021-06-01
+  obs-multi-rtmp = throw ''
+    obs-multi-rtmp has been converted into a plugin for use with wrapOBS.
+    Its new location is obs-studio-plugins.obs-multi-rtmp.
+  '';
+
+  # Added 2021-06-01
+  obs-ndi = throw ''
+    obs-ndi has been converted into a plugin for use with wrapOBS.
+    Its new location is obs-studio-plugins.obs-ndi.
+  '';
+
+  obs-v4l2sink = throw "obs-v4l2sink is integrated into upstream OBS since version 26.1";  # Added 2021-06-01
+
+  # Added 2021-06-01
+  obs-wlrobs = throw ''
+    wlrobs has been converted into a plugin for use with wrapOBS.
+    Its new location is obs-studio-plugins.wlrobs.
+  '';
+
   /* If these are in the scope of all-packages.nix, they cause collisions
   between mixed versions of qt. See:
   https://github.com/NixOS/nixpkgs/pull/101369 */