minor fix in gpu video_writer sample

diff --git a/samples/gpu/video_reader.cpp b/samples/gpu/video_reader.cpp
index 3e86b4d..bb6e590 100644 (file)
--- a/samples/gpu/video_reader.cpp
+++ b/samples/gpu/video_reader.cpp
@@ -47,7 +47,7 @@ int main(int argc, const char* argv[])
         gpu_times.push_back(tm.getTimeMilli());\r
 \r
         cv::imshow("CPU", frame);\r
-        cv::imshow("GPU", frame);\r
+        cv::imshow("GPU", d_frame);\r
 \r
         if (cv::waitKey(3) > 0)\r
             break;\r