Class SonogramConfig

Inheritance
Object
SonogramConfig
Inherited Members
Namespace: AudioAnalysisTools.StandardSpectrograms
Assembly: AudioAnalysisTools.dll
Syntax
[Serializable]
public class SonogramConfig

Constructors

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SonogramConfig()

Initializes a new instance of the SonogramConfig class. Default Constructor - initialises a configuration with the default values. This sets the default values for most spectrogram types, including Mel-scale and MFCC spectrograms.

Declaration
public SonogramConfig()
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SonogramConfig(SonogramConfig, WavReader)

Declaration
public SonogramConfig(SonogramConfig config, WavReader wavReader)
Parameters
Type Name Description
SonogramConfig config
WavReader wavReader
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SonogramConfig(Dictionary<String, String>)

Initializes a new instance of the SonogramConfig class. CONSTRUCTOR Initialises sonogram config with key-value-pairs in the passed dictionary.

Declaration
public SonogramConfig(Dictionary<string, string> dictionary)
Parameters
Type Name Description
Dictionary<String, String> dictionary
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SonogramConfig(ConfigDictionary)

Initializes a new instance of the SonogramConfig class. CONSTRUCTOR Initialises sonogram config with key-value-pairs in the passed ConfigDictionary.

Declaration
public SonogramConfig(ConfigDictionary config)
Parameters
Type Name Description
ConfigDictionary config

Fields

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DEFAULT_WINDOW_OVERLAP

Declaration
public const double DEFAULT_WINDOW_OVERLAP = 0.5
Field Value
Type Description
Double
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DEFAULT_WINDOW_SIZE

Declaration
public const int DEFAULT_WINDOW_SIZE = 512
Field Value
Type Description
Int32

Properties

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CallName

Declaration
public string CallName { get; set; }
Property Value
Type Description
String
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Channel

Gets or sets the channel to extract from the WavReader.

Declaration
public int Channel { get; set; }
Property Value
Type Description
Int32
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DeltaT

Declaration
public int DeltaT { get; set; }
Property Value
Type Description
Int32
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DoFullBandwidth

Declaration
public bool DoFullBandwidth { get; set; }
Property Value
Type Description
Boolean
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DoMelScale

Declaration
public bool DoMelScale { get; set; }
Property Value
Type Description
Boolean
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DoPreemphasis

Declaration
public bool DoPreemphasis { get; set; }
Property Value
Type Description
Boolean
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DoSnr

Declaration
public bool DoSnr { get; set; }
Property Value
Type Description
Boolean
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Duration

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

Declaration
public double epsilon { get; set; }
Property Value
Type Description
Double
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FreqBinCount

Gets for linear frequency scale assume that the freq bin count = half the frame size.

Declaration
public int FreqBinCount { get; }
Property Value
Type Description
Int32
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ImageDir

Declaration
public string ImageDir { get; set; }
Property Value
Type Description
String
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MaxFreqBand

Declaration
public int? MaxFreqBand { get; set; }
Property Value
Type Description
Nullable<Int32>
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MelBinCount

Gets or sets for linear frequency scale assume that the freq bin count = half the frame size. But with Mel scale, the user can set arbitrary number of mel bins. By default, MelBincount can be set = FreqBinCount.

Declaration
public int MelBinCount { get; set; }
Property Value
Type Description
Int32
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mfccConfig

Declaration
public MfccConfiguration mfccConfig { get; set; }
Property Value
Type Description
MfccConfiguration
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MidFreqBand

Declaration
public int? MidFreqBand { get; set; }
Property Value
Type Description
Nullable<Int32>
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MinFreqBand

Declaration
public int? MinFreqBand { get; set; }
Property Value
Type Description
Nullable<Int32>
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NoiseReductionParameter

Declaration
public double NoiseReductionParameter { get; set; }
Property Value
Type Description
Double
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NoiseReductionType

Declaration
public NoiseReductionType NoiseReductionType { get; set; }
Property Value
Type Description
NoiseReductionType
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NPointSmoothFFT

Declaration
public int NPointSmoothFFT { get; set; }
Property Value
Type Description
Int32
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NyquistFreq

Declaration
public int NyquistFreq { get; }
Property Value
Type Description
Int32
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SampleRate

Declaration
public int SampleRate { get; set; }
Property Value
Type Description
Int32
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SaveSonogramImage

Declaration
public bool SaveSonogramImage { get; set; }
Property Value
Type Description
Boolean
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SourceDirectory

Declaration
public string SourceDirectory { get; set; }
Property Value
Type Description
String
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SourceFName

Declaration
public string SourceFName { get; set; }
Property Value
Type Description
String
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WindowFunction

Declaration
public string WindowFunction { get; set; }
Property Value
Type Description
String
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WindowOverlap

Declaration
public double WindowOverlap { get; set; }
Property Value
Type Description
Double
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WindowPower

Declaration
public double WindowPower { get; set; }
Property Value
Type Description
Double
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WindowSize

Declaration
public int WindowSize { get; set; }
Property Value
Type Description
Int32
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WindowStep

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

Methods

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CalculateFrameOverlap(Int32, Int32)

Declaration
public static double CalculateFrameOverlap(int frameWidth, int frameStep)
Parameters
Type Name Description
Int32 frameWidth
Int32 frameStep
Returns
Type Description
Double
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GetFrameDuration(Int32)

returns duration of a full frame or window in seconds Assumes that the Window size is already available.

Declaration
public double GetFrameDuration(int sampleRate)
Parameters
Type Name Description
Int32 sampleRate
Returns
Type Description
Double

seconds.
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GetFrameOffset()

returns the duration of that part of frame not overlapped with follwoing frame. Duration is given in seconds. Assumes that the sample rate, window size and overlap fraction are already known.

Declaration
public double GetFrameOffset()
Returns
Type Description
Double
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GetFrameOffset(Int32)

returns the duration of that part of frame not overlapped with follwoing frame. Duration is given in seconds. Assumes window size and overlap fraction already known.

Declaration
public double GetFrameOffset(int sampleRate)
Parameters
Type Name Description
Int32 sampleRate
Returns
Type Description
Double
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Load(String)

Declaration
public static SonogramConfig Load(string configFile)
Parameters
Type Name Description
String configFile
Returns
Type Description
SonogramConfig
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Save(TextWriter)

Declaration
public virtual void Save(TextWriter writer)
Parameters
Type Name Description
TextWriter writer

Extension Methods