handle empty cameraMatrix

APrigarina · APrigarina · commit 96570820ef61 · 2021-02-18T16:18:19.000+03:00
diff --git a/samples/cpp/tutorial_code/calib3d/camera_calibration/camera_calibration.cpp b/samples/cpp/tutorial_code/calib3d/camera_calibration/camera_calibration.cpp
@@ -417,7 +417,7 @@ int main(int argc, char* argv[])
 
     // -----------------------Show the undistorted image for the image list ------------------------
     //! [show_results]
-    if( s.inputType == Settings::IMAGE_LIST && s.showUndistorsed )
+    if( s.inputType == Settings::IMAGE_LIST && s.showUndistorsed && !cameraMatrix.empty())
     {
         Mat view, rview, map1, map2;
 

Original file line number	Diff line number	Diff line change
`@@ -417,7 +417,7 @@ int main(int argc, char* argv[])`
`417`	`417`
`418`	`418`	`// -----------------------Show the undistorted image for the image list ------------------------`
`419`	`419`	`//! [show_results]`
`420`		`- if( s.inputType == Settings::IMAGE_LIST && s.showUndistorsed )`
	`420`	`+ if( s.inputType == Settings::IMAGE_LIST && s.showUndistorsed && !cameraMatrix.empty())`
`421`	`421`	`{`
`422`	`422`	`Mat view, rview, map1, map2;`
`423`	`423`