From 22b5e665ad330cd8a14bb43d56faa0ac2b16b55a Mon Sep 17 00:00:00 2001
From: Martin Pulec <martin.pulec@cesnet.cz>
Date: Thu, 12 Oct 2023 16:06:30 +0200
Subject: [PATCH] DeckLink disp.: user-friendly error when stoi throws

---
 src/video_display/decklink.cpp | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/src/video_display/decklink.cpp b/src/video_display/decklink.cpp
index 83d0a5e60..e2ab8962d 100644
--- a/src/video_display/decklink.cpp
+++ b/src/video_display/decklink.cpp
@@ -1268,7 +1268,18 @@ static void *display_decklink_init(struct module *parent, const char *fmt, unsig
         auto *s = new state_decklink();
         s->audio_drift_fixer.set_root(get_root_module(parent));
 
-        if (!settings_init(s, fmt, cardId, &audio_consumer_levels)) {
+        bool succeeded = false;
+        try {
+                succeeded = settings_init(s, fmt, cardId, &audio_consumer_levels);
+        } catch (logic_error &e) {
+                if (strcmp(e.what(), "stoi") != 0 &&
+                    strcmp(e.what(), "stod") != 0) {
+                        throw;
+                }
+                MSG(ERROR,
+                    "Invalid number passed where numeric argument expected!\n");
+        }
+        if (!succeeded) {
                 delete s;
                 return NULL;
         }