From 49b30c47f7b4f995ad1315e7845d38eed25e027a Mon Sep 17 00:00:00 2001
From: LordGrey <48840279+Lord-Grey@users.noreply.github.com>
Date: Sun, 22 Mar 2020 22:07:19 +0100
Subject: [PATCH] fix: Memoryleaks & Coredump, if no Grabber compiled (#724)

* Fix Memoryleaks & Coredump, if no Grabber

* Fix Memoryleaks & Coredump, if no Grabber
---
 libsrc/hyperion/ImageProcessor.cpp | 26 ++++++++++++++++----------
 1 file changed, 16 insertions(+), 10 deletions(-)

diff --git a/libsrc/hyperion/ImageProcessor.cpp b/libsrc/hyperion/ImageProcessor.cpp
index 4c6269be..73935938 100644
--- a/libsrc/hyperion/ImageProcessor.cpp
+++ b/libsrc/hyperion/ImageProcessor.cpp
@@ -69,8 +69,11 @@ void ImageProcessor::setSize(const unsigned width, const unsigned height)
 		return;
 	}
 
-	// Clean up the old buffer and mapping
-	_imageToLeds = 0;
+	if ( _imageToLeds != nullptr)
+	{
+		// Clean up the old buffer and mapping
+		delete _imageToLeds;
+	}
 
 	// Construct a new buffer and mapping
 	_imageToLeds = (width>0 && height>0) ? (new ImageToLedsMap(width, height, 0, 0, _ledString.leds())) : nullptr;
@@ -78,17 +81,20 @@ void ImageProcessor::setSize(const unsigned width, const unsigned height)
 
 void ImageProcessor::setLedString(const LedString& ledString)
 {
-	_ledString = ledString;
+	if ( _imageToLeds != nullptr)
+	{
+		_ledString = ledString;
 
-	// get current width/height
-	const unsigned width = _imageToLeds->width();
-	const unsigned height = _imageToLeds->height();
+		// get current width/height
+		unsigned width = _imageToLeds->width();
+		unsigned height = _imageToLeds->height();
 
-	// Clean up the old buffer and mapping
-	_imageToLeds = 0;
+		// Clean up the old buffer and mapping
+		delete _imageToLeds;
 
-	// Construct a new buffer and mapping
-	_imageToLeds = new ImageToLedsMap(width, height, 0, 0, _ledString.leds());
+		// Construct a new buffer and mapping
+		_imageToLeds = new ImageToLedsMap(width, height, 0, 0, _ledString.leds());
+	}
 }
 
 void ImageProcessor::setBlackbarDetectDisable(bool enable)