From f22d8758ad36dc2ae07b3708acf9e72608a1bd9c Mon Sep 17 00:00:00 2001
From: Jesper Ek <deadbeef84@gmail.com>
Date: Tue, 28 May 2024 22:57:51 +0200
Subject: [PATCH] decklink: disable keyer

---
 src/modules/decklink/consumer/config.h              | 3 ++-
 src/modules/decklink/consumer/decklink_consumer.cpp | 5 +++++
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/src/modules/decklink/consumer/config.h b/src/modules/decklink/consumer/config.h
index d11ae6c83f..59fa068fa0 100644
--- a/src/modules/decklink/consumer/config.h
+++ b/src/modules/decklink/consumer/config.h
@@ -58,9 +58,10 @@ struct configuration
 {
     enum class keyer_t
     {
+        none,
         internal_keyer,
         external_keyer,
-        default_keyer = external_keyer
+        default_keyer = none
     };
 
     enum class duplex_t
diff --git a/src/modules/decklink/consumer/decklink_consumer.cpp b/src/modules/decklink/consumer/decklink_consumer.cpp
index 2bd1aa4c91..eaade29ce7 100644
--- a/src/modules/decklink/consumer/decklink_consumer.cpp
+++ b/src/modules/decklink/consumer/decklink_consumer.cpp
@@ -172,6 +172,11 @@ void set_keyer(const com_iface_ptr<IDeckLinkProfileAttributes>& attributes,
             CASPAR_LOG(error) << print << L" Failed to set key-level to max.";
         else
             CASPAR_LOG(info) << print << L" Enabled external keyer.";
+    } else if (keyer == configuration::keyer_t::none) {
+        if (SUCCEEDED(decklink_keyer->Disable())
+            CASPAR_LOG(error) << print << L" Failed to disable keyer.";
+        else
+            CASPAR_LOG(info) << print << L" Disabled keyer.";
     }
 }