river: implement ext-image-capture-source/copy-capture

This is the next generation of screen copy protocols that replace
wlr-screencopy and wlr-export-dmabuf with a much cleaner and more
extensible design.

Support for toplevel capture can be added after wlroots 0.20 is
released.

 river/Server.zig | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/river/Server.zig b/river/Server.zig
index 7b8053b..5561c25 100644
--- a/river/Server.zig
+++ b/river/Server.zig
@@ -71,6 +71,9 @@ data_control_manager: *wlr.DataControlManagerV1,
 export_dmabuf_manager: *wlr.ExportDmabufManagerV1,
 screencopy_manager: *wlr.ScreencopyManagerV1,
 
+image_copy_capture_manager: *wlr.ExtImageCopyCaptureManagerV1,
+output_image_capture_source_manager: *wlr.ExtOutputImageCaptureSourceManagerV1,
+
 foreign_toplevel_list: *wlr.ExtForeignToplevelListV1,
 
 scene: Scene,
@@ -140,6 +143,9 @@ pub fn init(server: *Server, runtime_xwayland: bool) !void {
         .export_dmabuf_manager = try wlr.ExportDmabufManagerV1.create(wl_server),
         .screencopy_manager = try wlr.ScreencopyManagerV1.create(wl_server),
 
+        .image_copy_capture_manager = try wlr.ExtImageCopyCaptureManagerV1.create(wl_server, 1),
+        .output_image_capture_source_manager = try wlr.ExtOutputImageCaptureSourceManagerV1.create(wl_server, 1),
+
         .foreign_toplevel_list = try wlr.ExtForeignToplevelListV1.create(wl_server, 1),
 
         .scene = undefined,
@@ -322,6 +328,8 @@ fn blocklist(server: *Server, global: *const wl.Global) bool {
         global == server.layer_shell.wlr_shell.global or
         global == server.xkb_bindings.global or
         global == server.screencopy_manager.global or
+        global == server.image_copy_capture_manager.global or
+        global == server.output_image_capture_source_manager.global or
         global == server.foreign_toplevel_list.global or
         global == server.export_dmabuf_manager.global or
         global == server.data_control_manager.global or