Class: OpenCV::Cv::KeyPoint

Inherits:
Object
  • Object
show all
Extended by:
FFI::DataConverter
Defined in:
lib/ropencv/ropencv_types.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.convert(keypoints, _points2f) ⇒ Void .convert(_points2f, keypoints, size = 1, response, octave = 0, class_id = -1) ⇒ Void

Note:

wrapper for overloaded static method convert

Overloads:

Raises:

  • (ArgumentError) 


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# File 'lib/ropencv/ropencv_types.rb', line 18421

def self.convert(*args)
    # overloaded method wrapper for void cv::KeyPoint::convert(const std::vector<cv::KeyPoint> keypoints, std::vector<cv::Point2f>& points2f)
    @@cv_key_point_convert_defaults0 ||= [nil, nil]
    if(args.size >= 2 && args.size <= 2)
        targs = args.clone
        targs.size.upto(1) do |i|
            targs[i] = @@cv_key_point_convert_defaults0[i]
        end
        begin
                return Rbind::cv_key_point_convert(*targs)
        rescue TypeError => e
            @error = e
        end
    end

    # overloaded method wrapper for void cv::KeyPoint::convert(const std::vector<cv::Point2f> points2f, std::vector<cv::KeyPoint>& keypoints, float size = 1, float response, int octave = 0, int class_id = -1)
    @@cv_key_point_convert2_defaults1 ||= [nil, nil, 1, nil, 0, -1]
    if(args.size >= 2 && args.size <= 6)
        targs = args.clone
        targs.size.upto(5) do |i|
            targs[i] = @@cv_key_point_convert2_defaults1[i]
        end
        begin
                return Rbind::cv_key_point_convert2(*targs)
        rescue TypeError => e
            @error = e
        end
    end

    raise ArgumentError, "No overloaded signature fits to: #{args.map(&:class)}"
end

.key_point ⇒ Object .key_point(x, y, _size, _angle = -1, _response = 0, _octave = 0, _class_id = -1) ⇒ Object

Overloads:

  • .key_point(x, y, _size, _angle = -1, _response = 0, _octave = 0, _class_id = -1) ⇒ Object

    Parameters:

    • x (Float)
    • y (Float)
    • _size (Float)
    • _angle (Float) (defaults to: -1)
    • _response (Float) (defaults to: 0)
    • _octave (Fixnum) (defaults to: 0)
    • _class_id (Fixnum) (defaults to: -1)

Raises:

  • (ArgumentError) 


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# File 'lib/ropencv/ropencv_types.rb', line 18191

def self.new(*args)
    if args.first.is_a?(FFI::Pointer) || args.first.is_a?(KeyPointStruct)
        raise ArgumentError, "too many arguments for creating #{self.name} from Pointer" unless args.size == 1
        return super(args.first)
    end
    # overloaded method wrapper for cv::KeyPoint::KeyPoint()
    @@cv_key_point_key_point_defaults0 ||= []
    if(args.size >= 0 && args.size <= 0)
        targs = args.clone
        targs.size.upto(-1) do |i|
            targs[i] = @@cv_key_point_key_point_defaults0[i]
        end
        begin
                return Rbind::cv_key_point_key_point(*targs)
        rescue TypeError => e
            @error = e
        end
    end

    # overloaded method wrapper for cv::KeyPoint::KeyPoint(float x, float y, float _size, float _angle = -1, float _response = 0, int _octave = 0, int _class_id = -1)
    @@cv_key_point_key_point2_defaults1 ||= [nil, nil, nil, -1, 0, 0, -1]
    if(args.size >= 3 && args.size <= 7)
        targs = args.clone
        targs.size.upto(6) do |i|
            targs[i] = @@cv_key_point_key_point2_defaults1[i]
        end
        begin
                return Rbind::cv_key_point_key_point2(*targs)
        rescue TypeError => e
            @error = e
        end
    end

    raise ArgumentError, "no constructor for #{self}(#{args.inspect})"
end

.null ⇒ Object

returns a null pointer to the object



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# File 'lib/ropencv/ropencv_types.rb', line 18177

def self.null
    new(KeyPointStruct.new)
end

Instance Method Details

#angle ⇒ Float Also known as: get_angle

Note:

method wrapper for float angle

Returns:

  • (Float) 


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# File 'lib/ropencv/ropencv_types.rb', line 18341

def angle()
    __validate_pointer__
    Rbind::cv_key_point_get_angle( self)
end

#angle=(value) ⇒ Void Also known as: set_angle

Note:

method wrapper for float angle

Parameters:

  • value (Float)

Returns:

  • (Void) 


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# File 'lib/ropencv/ropencv_types.rb', line 18350

def angle=(value)
    __validate_pointer__
    Rbind::cv_key_point_set_angle( self, value)
end

#class_id ⇒ Fixnum Also known as: get_class_id

Note:

method wrapper for int class_id

Returns:

  • (Fixnum) 


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# File 'lib/ropencv/ropencv_types.rb', line 18392

def class_id()
    __validate_pointer__
    Rbind::cv_key_point_get_class_id( self)
end

#class_id=(value) ⇒ Void Also known as: set_class_id

Note:

method wrapper for int class_id

Parameters:

  • value (Fixnum)

Returns:

  • (Void) 


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# File 'lib/ropencv/ropencv_types.rb', line 18401

def class_id=(value)
    __validate_pointer__
    Rbind::cv_key_point_set_class_id( self, value)
end

#octave ⇒ Fixnum Also known as: get_octave

Note:

method wrapper for int octave

Returns:

  • (Fixnum) 


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# File 'lib/ropencv/ropencv_types.rb', line 18375

def octave()
    __validate_pointer__
    Rbind::cv_key_point_get_octave( self)
end

#octave=(value) ⇒ Void Also known as: set_octave

Note:

method wrapper for int octave

Parameters:

  • value (Fixnum)

Returns:

  • (Void) 


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# File 'lib/ropencv/ropencv_types.rb', line 18384

def octave=(value)
    __validate_pointer__
    Rbind::cv_key_point_set_octave( self, value)
end

#pt ⇒ Cv::Point2f Also known as: get_pt

Note:

method wrapper for cv::Point2f pt

methods

Returns:



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# File 'lib/ropencv/ropencv_types.rb', line 18302

def pt()
    __validate_pointer__
    result = Rbind::cv_key_point_get_pt( self)
    if result.respond_to?(:__owner__?) && !result.__owner__?
    # store owner insight the pointer to not get garbage collected
        result.instance_variable_get(:@__obj_ptr__).instance_variable_set(:@__owner__,self) 
    end
    result
end

#pt=(value) ⇒ Void Also known as: set_pt

Note:

method wrapper for cv::Point2f pt

Parameters:

Returns:

  • (Void) 


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# File 'lib/ropencv/ropencv_types.rb', line 18316

def pt=(value)
    __validate_pointer__
    Rbind::cv_key_point_set_pt( self, value)
end

#response ⇒ Float Also known as: get_response

Note:

method wrapper for float response

Returns:

  • (Float) 


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# File 'lib/ropencv/ropencv_types.rb', line 18358

def response()
    __validate_pointer__
    Rbind::cv_key_point_get_response( self)
end

#response=(value) ⇒ Void Also known as: set_response

Note:

method wrapper for float response

Parameters:

  • value (Float)

Returns:

  • (Void) 


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# File 'lib/ropencv/ropencv_types.rb', line 18367

def response=(value)
    __validate_pointer__
    Rbind::cv_key_point_set_response( self, value)
end

#size ⇒ Float Also known as: get_size

Note:

method wrapper for float size

Returns:

  • (Float) 


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# File 'lib/ropencv/ropencv_types.rb', line 18324

def size()
    __validate_pointer__
    Rbind::cv_key_point_get_size( self)
end

#size=(value) ⇒ Void Also known as: set_size

Note:

method wrapper for float size

Parameters:

  • value (Float)

Returns:

  • (Void) 


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# File 'lib/ropencv/ropencv_types.rb', line 18333

def size=(value)
    __validate_pointer__
    Rbind::cv_key_point_set_size( self, value)
end

#to_s ⇒ Object

converts KeyPoint into a string by crawling through all its attributes



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# File 'lib/ropencv/ropencv_types.rb', line 18291

def to_s
    "#<cv::KeyPoint pt=#{self.pt} size=#{self.size} angle=#{self.angle} response=#{self.response} octave=#{self.octave} class_id=#{self.class_id}>"
end