directly copy the menu frame in optflow

2 years ago · 9f716422ef
parent ed3d4c2087
commit 9f716422ef
1 changed files with 2 additions and 3 deletions
--- a/modules/viz2d/samples/cpp/optflow/optflow-demo.cpp
+++ b/modules/viz2d/samples/cpp/optflow/optflow-demo.cpp
@ -449,9 +449,8 @@ bool iteration() {
 #ifndef __EMSCRIPTEN__
    v2d->write();

-    v2dMenu->capture([=](cv::OutputArray& videoFrame) {
-        cv::UMat m = videoFrame.getUMat();
-        menuFrame.copyTo(m);
+    v2dMenu->capture([=](cv::UMat& videoFrame) {
+        menuFrame.copyTo(videoFrame);
    });

    if(!v2dMenu->display())