From 28c17aa8c9c56c2a1dab92ddeef1cab80b11c287 Mon Sep 17 00:00:00 2001
From: Andrew Belt <andrewpbelt@gmail.com>
Date: Tue, 2 Nov 2021 03:32:09 -0400
Subject: [PATCH] Don't attempt to load wavetables more than 1M points.

---
 src/Scope.cpp     | 2 +-
 src/Wavetable.hpp | 6 +++++-
 2 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/Scope.cpp b/src/Scope.cpp
index 85db1fb..caeefe2 100644
--- a/src/Scope.cpp
+++ b/src/Scope.cpp
@@ -180,7 +180,7 @@ struct Scope : Module {
 };
 
 
-struct ScopeDisplay : TransparentWidget {
+struct ScopeDisplay : LedDisplay {
 	Scope* module;
 	int statsFrame = 0;
 	std::string fontPath;
diff --git a/src/Wavetable.hpp b/src/Wavetable.hpp
index 0160ed8..1a365c9 100644
--- a/src/Wavetable.hpp
+++ b/src/Wavetable.hpp
@@ -158,8 +158,12 @@ struct Wavetable {
 #endif
 				return;
 
+			size_t len = wav.totalPCMFrameCount * wav.channels;
+			if (len == 0 || len >= (1 << 20))
+				return;
+
 			samples.clear();
-			samples.resize(wav.totalPCMFrameCount * wav.channels);
+			samples.resize(len);
 
 			drwav_read_pcm_frames_f32(&wav, wav.totalPCMFrameCount, samples.data());
 			drwav_uninit(&wav);