From 8c1bb6ac588b0ed469b8dc110dadaff61e716beb Mon Sep 17 00:00:00 2001
From: Robin Gareus <robin@gareus.org>
Date: Sun, 9 Nov 2025 16:18:26 +0100
Subject: [PATCH] Add API to lookup plugin by URI

---
 libs/ardour/ardour/route.h |  1 +
 libs/ardour/route.cc       | 18 ++++++++++++++++++
 2 files changed, 19 insertions(+)

diff --git a/libs/ardour/ardour/route.h b/libs/ardour/ardour/route.h
index 07a9547f38..5001b2e905 100644
--- a/libs/ardour/ardour/route.h
+++ b/libs/ardour/ardour/route.h
@@ -251,6 +251,7 @@ public:
 	}
 
 	std::shared_ptr<Processor> processor_by_id (PBD::ID) const;
+	std::shared_ptr<Processor> plugin_by_uri (std::string const&, int offset = 0) const;
 
 	std::shared_ptr<Processor> nth_plugin (uint32_t n) const;
 	std::shared_ptr<Processor> nth_send (uint32_t n) const;
diff --git a/libs/ardour/route.cc b/libs/ardour/route.cc
index 3fa35049f9..a9f8586c65 100644
--- a/libs/ardour/route.cc
+++ b/libs/ardour/route.cc
@@ -5631,6 +5631,24 @@ Route::processor_by_id (PBD::ID id) const
 	return std::shared_ptr<Processor> ();
 }
 
+std::shared_ptr<Processor>
+Route::plugin_by_uri (std::string const& uri, int offset) const
+{
+	Glib::Threads::RWLock::ReaderLock lm (_processor_lock);
+	for (auto const& p : _processors) {
+		std::shared_ptr<PluginInsert> pi = std::dynamic_pointer_cast<PluginInsert>(p);
+		if (!pi) {
+			continue;
+		}
+		if (pi->plugin()->unique_id () == uri) {
+			if (offset-- <= 0) {
+				return p;
+			}
+		}
+	}
+	return std::shared_ptr<Processor> ();
+}
+
 bool
 Route::can_freeze_processor (std::shared_ptr<Processor> p, bool allow_routing) const
 {