From e67e0a69e8f168646076d26e7317eaec4e02058a Mon Sep 17 00:00:00 2001
From: Tim Redfern <tim@eclectronics.org>
Date: Thu, 31 Oct 2013 14:11:53 +0000
Subject: audio thumbnails

---
 rotord/src/graph.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/rotord/src/graph.h b/rotord/src/graph.h
index 9266fe3..50f3f87 100644
--- a/rotord/src/graph.h
+++ b/rotord/src/graph.h
@@ -106,7 +106,7 @@ namespace Rotor {
 							RsvgDimensionData dims;
 							rsvg_handle_get_dimensions(rsvg,&dims);
 							cerr<<"Rotor: SVG loaded "<<inputfilename<<" , "<<dims.width<<"x"<<dims.height<<endl;
-							cv::Mat cp=cv::Mat(h,w,CV_8UC4);
+							cv::Mat cp=cv::Mat::zeros(h,w,CV_8UC4);
 							cv::Mat co=cv::Mat(h,w,CV_8UC3);
 						    cairo_surface_t * cs = cairo_image_surface_create_for_data (cp.data,
 			                                                         CAIRO_FORMAT_RGB24,
-- 
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