From ca555359d9297cae1e53658fce2557189f631e4b Mon Sep 17 00:00:00 2001
From: Niels Martin Hansen <nielsm@indvikleren.dk>
Date: Mon, 24 Nov 2014 21:08:58 +0100
Subject: [PATCH] Make dummy audio provider generate non-periodic noise

---
 libaegisub/audio/provider_dummy.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libaegisub/audio/provider_dummy.cpp b/libaegisub/audio/provider_dummy.cpp
index c068d3b4b..3e81ffb57 100644
--- a/libaegisub/audio/provider_dummy.cpp
+++ b/libaegisub/audio/provider_dummy.cpp
@@ -50,7 +50,7 @@ class DummyAudioProvider final : public AudioProvider {
 
 	void FillBuffer(void *buf, int64_t start, int64_t count) const override {
 		if (noise) {
-			std::default_random_engine e;
+			std::default_random_engine e(int32_t(start >> 32) ^ int32_t(start));
 			std::uniform_int_distribution<int16_t> uniform_dist(-5000, 5000);
 			for (int64_t i = 0; i < count; ++i)
 				static_cast<short *>(buf)[i] = uniform_dist(e);