Class PointOfInterest

The point of interest.

Inheritance
Object
PointOfInterest
Inherited Members
Namespace: AudioAnalysisTools
Assembly: AudioAnalysisTools.dll
Syntax
public class PointOfInterest

Constructors

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PointOfInterest(Point)

Initializes a new instance of the PointOfInterest class.

Declaration
public PointOfInterest(Point point)
Parameters
Type Name Description
SixLabors.ImageSharp.Point point

The point to represent.
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PointOfInterest(TimeSpan, Double)

Declaration
public PointOfInterest(TimeSpan time, double hertz)
Parameters
Type Name Description
TimeSpan time
Double hertz

Fields

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DefaultBorderColor

The default border color.

Declaration
public static readonly Color DefaultBorderColor
Field Value
Type Description
SixLabors.ImageSharp.Color
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HitsColor

The hits color.

Declaration
public static readonly Color HitsColor
Field Value
Type Description
SixLabors.ImageSharp.Color
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TemplateColor

The anchor color.

Declaration
public static readonly Color TemplateColor
Field Value
Type Description
SixLabors.ImageSharp.Color

Properties

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DrawColor

Gets or sets the draw color.

Declaration
public Color DrawColor { get; set; }
Property Value
Type Description
SixLabors.ImageSharp.Color
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fftMatrix

Gets or sets the matrix of fft.

Declaration
public double[, ] fftMatrix { get; set; }
Property Value
Type Description
Double[,]
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Hertz

Gets or sets the frequency location of point of interest.

Declaration
public double Hertz { get; set; }
Property Value
Type Description
Double
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HerzScale

Gets or sets the Y-axis scale herz per pixel.

Declaration
public double HerzScale { get; set; }
Property Value
Type Description
Double
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Intensity

Gets or sets the spectral intensity at the given point.

Declaration
public double Intensity { get; set; }
Property Value
Type Description
Double
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IsLocalMaximum

Gets or sets a value indicating whether gets or sets boolean - is POI a local maximum?.

Declaration
public bool IsLocalMaximum { get; set; }
Property Value
Type Description
Boolean
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OrientationCategory

Gets or sets the Local Ridge Orientation.

Declaration
public int OrientationCategory { get; set; }
Property Value
Type Description
Int32
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Point

Gets or sets the point.

Declaration
public Point Point { get; set; }
Property Value
Type Description
SixLabors.ImageSharp.Point
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RidgeMagnitude

Gets or sets the Ridge Magnitude at the given point.

Declaration
public double RidgeMagnitude { get; set; }
Property Value
Type Description
Double
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RidgeOrientation

Gets or sets the Local Ridge Orientation.

Declaration
public double RidgeOrientation { get; set; }
Property Value
Type Description
Double
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TimeLocation

Gets or sets the X-axis timescale seconds per pixel.

Declaration
public TimeSpan TimeLocation { get; set; }
Property Value
Type Description
TimeSpan
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TimeScale

Gets or sets the X-axis timescale seconds per pixel.

Declaration
public TimeSpan TimeScale { get; set; }
Property Value
Type Description
TimeSpan

Methods

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CountPOIsInMatrix(Int32[,], out Int32, out Double)

Declaration
public static void CountPOIsInMatrix(int[, ] m, out int poiCount, out double fraction)
Parameters
Type Name Description
Int32[,] m
Int32 poiCount
Double fraction
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DrawBox(IImageProcessingContext, IEnumerable<PointOfInterest>, Int32)

Draw a box from a point at top left with radius width and radius length.

Declaration
public void DrawBox(IImageProcessingContext context, IEnumerable<PointOfInterest> pointsOfInterest, int radius)
Parameters
Type Name Description
SixLabors.ImageSharp.Processing.IImageProcessingContext context
IEnumerable<PointOfInterest> pointsOfInterest
Int32 radius
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DrawLocalMax(Image<Rgb24>, Int32)

Declaration
public void DrawLocalMax(Image<Rgb24> bmp, int spectrogramHeight)
Parameters
Type Name Description
SixLabors.ImageSharp.Image<SixLabors.ImageSharp.PixelFormats.Rgb24> bmp
Int32 spectrogramHeight
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DrawOrientationPoint(Image<Rgb24>, Int32)

Declaration
public void DrawOrientationPoint(Image<Rgb24> bmp, int spectrogramHeight)
Parameters
Type Name Description
SixLabors.ImageSharp.Image<SixLabors.ImageSharp.PixelFormats.Rgb24> bmp
Int32 spectrogramHeight
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DrawPoint(Image<Rgb24>, Int32, Boolean)

Declaration
public void DrawPoint(Image<Rgb24> bmp, int spectrogramHeight, bool multiPixel)
Parameters
Type Name Description
SixLabors.ImageSharp.Image<SixLabors.ImageSharp.PixelFormats.Rgb24> bmp
Int32 spectrogramHeight
Boolean multiPixel
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DrawRefinedOrientationPoint(Image<Rgb24>, Int32)

Currently, I can only refine the ridge orientation up to 12 possibilities.

Declaration
public void DrawRefinedOrientationPoint(Image<Rgb24> bmp, int spectrogramHeight)
Parameters
Type Name Description
SixLabors.ImageSharp.Image<SixLabors.ImageSharp.PixelFormats.Rgb24> bmp
Int32 spectrogramHeight
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PruneAdjacentTracks(List<PointOfInterest>, Int32, Int32)

Declaration
public static List<PointOfInterest> PruneAdjacentTracks(List<PointOfInterest> poiList, int rows, int cols)
Parameters
Type Name Description
List<PointOfInterest> poiList
Int32 rows
Int32 cols
Returns
Type Description
List<PointOfInterest>
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PruneDoublets(List<PointOfInterest>, Int32, Int32)

Declaration
public static void PruneDoublets(List<PointOfInterest> poiList, int rows, int cols)
Parameters
Type Name Description
List<PointOfInterest> poiList
Int32 rows
Int32 cols
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PruneSingletons(List<PointOfInterest>, Int32, Int32)

Declaration
public static void PruneSingletons(List<PointOfInterest> poiList, int rows, int cols)
Parameters
Type Name Description
List<PointOfInterest> poiList
Int32 rows
Int32 cols
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RemoveLowIntensityPOIs(List<PointOfInterest>, Double)

Declaration
public static void RemoveLowIntensityPOIs(List<PointOfInterest> list, double threshold)
Parameters
Type Name Description
List<PointOfInterest> list
Double threshold
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RemovePOIsFromList(List<PointOfInterest>, Double[,])

Declaration
public static void RemovePOIsFromList(List<PointOfInterest> list, double[, ] m)
Parameters
Type Name Description
List<PointOfInterest> list
Double[,] m
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TransferPOIMatrix2List(PointOfInterest[,])

Declaration
public static List<PointOfInterest> TransferPOIMatrix2List(PointOfInterest[, ] m)
Parameters
Type Name Description
PointOfInterest[,] m
Returns
Type Description
List<PointOfInterest>
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TransferPOIsToDoublesMatrix(List<PointOfInterest>, Int32, Int32)

Declaration
public static double[, ] TransferPOIsToDoublesMatrix(List<PointOfInterest> list, int rows, int cols)
Parameters
Type Name Description
List<PointOfInterest> list
Int32 rows
Int32 cols
Returns
Type Description
Double[,]
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TransferPOIsToMatrix(List<PointOfInterest>, Int32, Int32)

Declaration
public static PointOfInterest[, ] TransferPOIsToMatrix(List<PointOfInterest> list, int rows, int cols)
Parameters
Type Name Description
List<PointOfInterest> list
Int32 rows
Int32 cols
Returns
Type Description
PointOfInterest[,]
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TransferPOIsToOrientationMatrix(List<PointOfInterest>, Int32, Int32)

Declaration
public static int[, ] TransferPOIsToOrientationMatrix(List<PointOfInterest> list, int rows, int cols)
Parameters
Type Name Description
List<PointOfInterest> list
Int32 rows
Int32 cols
Returns
Type Description
Int32[,]

Extension Methods