From: Steinar H. Gunderson <sgunderson@bigfoot.com>
Date: Sun, 1 Nov 2015 20:01:56 +0000 (+0100)
Subject: Reduce the warning storm a bit.
X-Git-Tag: 1.0.0~178
X-Git-Url: https://git.sesse.net/?p=nageru;a=commitdiff_plain;h=1439e1e3241ff110c6bf27aa962177b4cba41b6c

Reduce the warning storm a bit.
---

diff --git a/theme.cpp b/theme.cpp
index f32f637..61ead92 100644
--- a/theme.cpp
+++ b/theme.cpp
@@ -493,8 +493,10 @@ std::vector<std::string> Theme::get_transition_names(float t)
 void Theme::connect_signal(YCbCrInput *input, int signal_num)
 {
 	if (signal_num >= int(num_cards)) {
-		fprintf(stderr, "WARNING: Theme asked for input %d, but we only have %u card(s).\n", signal_num, num_cards);
-		fprintf(stderr, "Mapping to card %d instead.\n", signal_num % num_cards);
+		if (signals_warned_about.insert(signal_num).second) {
+			fprintf(stderr, "WARNING: Theme asked for input %d, but we only have %u card(s).\n", signal_num, num_cards);
+			fprintf(stderr, "Mapping to card %d instead.\n", signal_num % num_cards);
+		}
 		signal_num %= num_cards;
 	}
 	input->set_texture_num(0, input_textures[signal_num].tex_y);
diff --git a/theme.h b/theme.h
index 2b75aa1..f9a3d2d 100644
--- a/theme.h
+++ b/theme.h
@@ -10,6 +10,7 @@
 #include <stdio.h>
 #include <functional>
 #include <mutex>
+#include <set>
 #include <string>
 #include <utility>
 #include <vector>
@@ -63,6 +64,7 @@ private:
 	} input_textures[MAX_CARDS];
 	int num_channels;
 	unsigned num_cards;
+	std::set<int> signals_warned_about;
 };
 
 class LiveInputWrapper {