make darkmap handling slightly more robust

2021-07-08 11:46:33 +02:00
parent b9b4b0fc2a
commit b10a260ddb
1 changed files with 2 additions and 1 deletions
--- a/src/imagepipeline.cpp
+++ b/src/imagepipeline.cpp
@ -29,7 +29,8 @@ void ImagePipeline::applyDarkMap(cv::Mat& image, const cv::Mat& darkmap)
 			cv::cvtColor(darkmap, localDarkMap,  cv::COLOR_BGR2GRAY);
 		else if(image.channels() == 3 && darkmap.channels() == 1)
 			cv::cvtColor(darkmap, localDarkMap,  cv::COLOR_GRAY2BGR);
-		else
+
+		if(!localDarkMap.data || image.channels() != localDarkMap.channels())
 			return;
 	}
 	else