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Added camera open check

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This commit is contained in:
Gursimar Singh
2024-11-18 19:47:05 +05:30
parent 0d7d045a3b
commit 1d420dc9c0
3 changed files with 15 additions and 0 deletions
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samples/dnn/edge_detection.cpp
+5
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@@ -171,6 +171,11 @@ int main(int argc, char** argv) {
else
cap.open(0);
if (!cap.isOpened()) {
cerr << "Error: Video could not be opened." << endl;
return -1;
}
namedWindow("Input", WINDOW_AUTOSIZE);
namedWindow("Output", WINDOW_AUTOSIZE);
moveWindow("Output", 200, 0);