roviz-docs/api/subtractor__item_8h_source.html

 #ifndef SUBTRACTOR_ITEM_H
 #define SUBTRACTOR_ITEM_H

 #include "core/roviz_item.h"
 #include "streams/image_m.h"

 class SubtractorItem : public RovizItem
 {
 #if ROVIZ_BACKEND == ROVIZ_BACKEND_Dev
     Q_OBJECT
 #endif

 public:
     ROVIZ_INVOKABLE SubtractorItem();
     ~SubtractorItem();

 protected:
     void starting(void) override;
     void thread(void) override;

 private:
     Input<Image> input1, input2;
     Output<Image> output;
 };

 #endif // SUBTRACTOR_ITEM_H
SubtractorItem::starting
void starting(void) override
Called, when the thread is about to start.
Definition: subtractor_item.cpp:19

SubtractorItem::thread
void thread(void) override
Main thread of the item.
Definition: subtractor_item.cpp:23

Output< Image >

Input< Image >

RovizItem
Base class for all items that use the roviz framework.
Definition: roviz_item.h:43

SubtractorItem
Subtracts two images.
Definition: subtractor_item.h:12