Fix bug with batch size

Author: Nuzhny007

example/CarsCounting.cpp

@@ -181,6 +181,8 @@ bool CarsCounting::InitDetector(cv::UMat frame)
 	config.emplace("nmsThreshold", "0.4");
 	config.emplace("swapRB", "0");
     config.emplace("maxCropRatio", "-1");
+    if (m_batchSize > 1)
+        config.emplace("maxBatch", std::to_string(m_batchSize));
 
 	config.emplace("white_list", std::to_string((objtype_t)ObjectTypes::obj_person));
 	config.emplace("white_list", std::to_string((objtype_t)ObjectTypes::obj_car));

example/examples.h

@@ -637,7 +637,7 @@ class YoloDarknetExample final : public VideoExample
             }
             if (maxBatch < m_batchSize)
                 maxBatch = m_batchSize;
-            config.emplace("maxBatch", std::to_string(m_batchSize));
+            config.emplace("maxBatch", std::to_string(maxBatch));
             config.emplace("classNames", pathToModel + "coco.names");
             config.emplace("maxCropRatio", "-1");
         }
@@ -901,7 +901,7 @@ class YoloTensorRTExample final : public VideoExample
             }
             if (maxBatch < m_batchSize)
                 maxBatch = m_batchSize;
-            config.emplace("maxBatch", std::to_string(m_batchSize));
+            config.emplace("maxBatch", std::to_string(maxBatch));
             config.emplace("classNames", pathToModel + "coco.names");
         }
         else