ConstantImage.h

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/*
 * ConstantImage.h
 *
 *  Created on: Jan 12, 2017
 *      Author: mschefer
 */
 
#ifndef _SEFRAMEWORK_IMAGE_CONSTANTIMAGE_H_
#define _SEFRAMEWORK_IMAGE_CONSTANTIMAGE_H_
 
#include "SEFramework/Image/Image.h"
#include "SEFramework/Image/ImageChunk.h"
 
namespace SourceXtractor {
 
template <typename T>
class ConstantImage : public Image<T> {
protected:
 
  ConstantImage(int width, int height, T constant_value)
      : m_width(width), m_height(height), m_constant_value(constant_value) {}
 
 
public:
 
  static std::shared_ptr<ConstantImage<T>> create(int width, int height, T constant_value) {
    return std::shared_ptr<ConstantImage<T>>(new ConstantImage(width, height, constant_value));
  }
 
  virtual ~ConstantImage() = default;
 
  std::string getRepr() const final {
    return "ConstantImage<" + std::to_string(m_width) + "," + std::to_string(m_height) + ">(" +
           std::to_string(m_constant_value) + ")";
  }
 
  int getHeight() const final {
    return m_height;
  }
 
  int getWidth() const final {
    return m_width;
  }
 
  std::shared_ptr<ImageChunk<T>> getChunk(int /*x*/, int /*y*/, int width, int height) const final {
    return UniversalImageChunk<T>::create(std::vector<T>(width * height, m_constant_value), width, height);
  }
 
private:
 
  int m_width;
  int m_height;
  T m_constant_value;
 
};
 
}
 
 
#endif /* _SEFRAMEWORK_IMAGE_CONSTANTIMAGE_H_ */