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C++ tutorial API only cv::imshow if not empty

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This commit is contained in:
Gines Hidalgo
2020-06-19 19:13:05 -04:00
parent 9827ab75d6
commit b365f48e48
15 changed files with 88 additions and 27 deletions
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examples/tutorial_api_cpp/17_synchronous_custom_output.cpp
+10 -5
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@@ -82,11 +82,16 @@ public:
{
// Display rendered output image
const cv::Mat cvMat = OP_OP2CVCONSTMAT(datumsPtr->at(0)->cvOutputData);
cv::imshow(OPEN_POSE_NAME_AND_VERSION + " - Tutorial C++ API", cvMat);
// Display image and sleeps at least 1 ms (it usually sleeps ~5-10 msec to display the image)
const char key = (char)cv::waitKey(1);
if (key == 27)
this->stop();
if (!cvMat.empty())
{
cv::imshow(OPEN_POSE_NAME_AND_VERSION + " - Tutorial C++ API", cvMat);
// Display image and sleeps at least 1 ms (it usually sleeps ~5-10 msec to display the image)
const char key = (char)cv::waitKey(1);
if (key == 27)
this->stop();
}
else
op::opLog("Empty cv::Mat as output.", op::Priority::High, __LINE__, __FUNCTION__, __FILE__);
}
}
}