gstreamer: move executables to bin output

Co-Authored-By: Jan Tojnar <[e-mail]>

pkgs/applications/kde/kamoso.nix

···
   ];
 
   qtWrapperArgs = [
-    "--prefix GST_PLUGIN_PATH : ${lib.makeSearchPath "lib/gstreamer-1.0" gst}"
+    "--prefix GST_PLUGIN_PATH : ${lib.makeSearchPathOutput "lib" "lib/gstreamer-1.0" gst}"
   ];
 
   meta.license = with lib.licenses; [ lgpl21Only gpl3Only ];

pkgs/applications/misc/qt-video-wlr/default.nix

···
 { stdenv, lib, fetchFromGitHub, pkg-config, meson, ninja, wayland, pixman, cairo, librsvg, wayland-protocols, wlroots, libxkbcommon, gst_all_1, wrapQtAppsHook, qtbase, qtmultimedia }:
 let
- gstreamerPath = with gst_all_1; lib.makeSearchPath "lib/gstreamer-1.0" [
+ gstreamerPath = with gst_all_1; lib.makeSearchPathOutput "lib" "lib/gstreamer-1.0" [
      gstreamer
      gst-plugins-base
      gst-plugins-good

pkgs/applications/networking/browsers/nyxt/default.nix

···
     xclip notify-osd enchant
   ] ++ gstBuildInputs;
 
-  GST_PLUGIN_SYSTEM_PATH_1_0 = lib.concatMapStringsSep ":" (p: "${p}/lib/gstreamer-1.0") gstBuildInputs;
+  GST_PLUGIN_SYSTEM_PATH_1_0 = lib.makeSearchPathOutput "lib" "lib/gstreamer-1.0" gstBuildInputs;
 
   dontWrapGApps = true;
   installPhase = ''

pkgs/development/libraries/grilo-plugins/default.nix

···
     # * chromaprint (gst-plugins-bad)
     (substituteAll {
       src = ./chromaprint-gst-plugins.patch;
-      load_plugins = lib.concatMapStrings (plugin: ''gst_registry_scan_path(gst_registry_get(), "${plugin}/lib/gstreamer-1.0");'') (with gst_all_1; [
+      load_plugins = lib.concatMapStrings (plugin: ''gst_registry_scan_path(gst_registry_get(), "${lib.getLib plugin}/lib/gstreamer-1.0");'') (with gst_all_1; [
         gstreamer
         gst-plugins-base
         gst-plugins-bad

pkgs/development/libraries/gstreamer/core/default.nix

···
   version = "1.18.4";
 
   outputs = [
+    "bin"
     "out"
     "dev"
     # "devdoc" # disabled until `hotdoc` is packaged in nixpkgs, see:
     # - https://github.com/NixOS/nixpkgs/pull/98767
     # - https://github.com/NixOS/nixpkgs/issues/98769#issuecomment-702296551
   ];
-  outputBin = "dev";
 
   src = fetchurl {
     url = "https://gstreamer.freedesktop.org/src/${pname}/${pname}-${version}.tar.xz";
···
   '';
 
   postInstall = ''
-    for prog in "$dev/bin/"*; do
+    for prog in "$bin/bin/"*; do
         # We can't use --suffix here due to quoting so we craft the export command by hand
         wrapProgram "$prog" --run 'export GST_PLUGIN_SYSTEM_PATH_1_0=$GST_PLUGIN_SYSTEM_PATH_1_0''${GST_PLUGIN_SYSTEM_PATH_1_0:+:}$(unset _tmp; for profile in $NIX_PROFILES; do _tmp="$profile/lib/gstreamer-1.0''${_tmp:+:}$_tmp"; done; printf '%s' "$_tmp")'
     done
   '';
 
   preFixup = ''
-    moveToOutput "share/bash-completion" "$dev"
+    moveToOutput "share/bash-completion" "$bin"
   '';
 
   setupHook = ./setup-hook.sh;

pkgs/development/libraries/libextractor/default.nix

···
     (substituteAll {
       src = ./gst-hardcode-plugins.patch;
       load_gst_plugins = lib.concatMapStrings
-        (plugin: ''gst_registry_scan_path(gst_registry_get(), "${plugin}/lib/gstreamer-1.0");'')
+        (plugin: ''gst_registry_scan_path(gst_registry_get(), "${lib.getLib plugin}/lib/gstreamer-1.0");'')
         (gstPlugins gst_all_1);
     })
   ];

pkgs/tools/networking/gmrender-resurrect/default.nix

···
 let
   version = "0.0.9";
 
-  makePluginPath = plugins: builtins.concatStringsSep ":" (map (p: p + "/lib/gstreamer-1.0") plugins);
-
-  pluginPath = makePluginPath [ gstreamer gst-plugins-base gst-plugins-good gst-plugins-bad gst-plugins-ugly gst-libav ];
+  pluginPath = lib.makeSearchPathOutput "lib" "lib/gstreamer-1.0" [ gstreamer gst-plugins-base gst-plugins-good gst-plugins-bad gst-plugins-ugly gst-libav ];
 in
   stdenv.mkDerivation {
     pname = "gmrender-resurrect";