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Bugfix: Motion detector is not thread safe.

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This commit is contained in:
Peter Rekdal Sunde
2015-07-09 23:07:17 +02:00
parent 87d5cb5009
commit d9f6571e17
1 changed files with 14 additions and 1 deletions
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15
src/bindings/csharp/openalpr-net/openalpr-net.cpp
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@@ -39,10 +39,21 @@ using namespace System::Drawing;
using namespace System::Drawing::Imaging; using namespace System::Drawing::Imaging;
using namespace System::IO; using namespace System::IO;
using namespace alpr; using namespace alpr;
using namespace System::Threading;
namespace openalprnet { namespace openalprnet {
private ref class AlprHelper sealed private ref class Lock {
Object^ m_pObject;
public:
Lock(Object ^ pObject) : m_pObject(pObject) {
Monitor::Enter(m_pObject);
}
~Lock() {
Monitor::Exit(m_pObject);
}
};
private ref class BitmapMat : IDisposable private ref class BitmapMat : IDisposable
{ {
private: private:
@@ -360,11 +371,13 @@ namespace openalprnet {
private: private:
void ResetMotionDetection(cv::Mat mat) void ResetMotionDetection(cv::Mat mat)
{ {
Lock lock(this);
this->m_motionDetector->ResetMotionDetection(&mat); this->m_motionDetector->ResetMotionDetection(&mat);
} }
System::Drawing::Rectangle MotionDetect(cv::Mat mat) System::Drawing::Rectangle MotionDetect(cv::Mat mat)
{ {
Lock lock(this);
cv::Rect rect = this->m_motionDetector->MotionDetect(&mat); cv::Rect rect = this->m_motionDetector->MotionDetect(&mat);
return AlprHelper::ToRectangle(rect); return AlprHelper::ToRectangle(rect);
} }