Foobar2000:Components/Spectrum Analyzer (foo vis spectrum analyzer): Difference between revisions

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== Configuration ==
== Configuration ==
You can tweak the configuration by creating a '''foo_vis_spectrum_analyzer.json''' next to the '''foo_vis_spectrum_analyzer.dll''' file. The content of the file is reread at the start of a new track.


''You can find the foo_vis_spectrum_analyzer.dll in your foobar2000 profile directory.''
Right-click on the component window and select '''Configure''' from the context menu to open the configuration dialog.


    {
'''FFT Size''': An integer number between 64 and 32768. Note that any number that is not a power of 2 will consume a lot more CPU power.
        "FFTSize": 4096,
        "FrequencyDistribution": 1,
        "ScalingFunction": 1,
        "ScalingFunctionFactor": 0.0,
        "NumberOfBands": 160,
        "MinFrequency": 20,
        "MaxFrequency": 20000,
        "Bandwidth": 0.5,
        "BandsPerOctave": 12,
        "MinNote": 0,
        "MaxNote": 143,
        "Detune": 0,
        "Pitch": 440.0,
        "SummationMethod": 1,
        "SmoothingMethod": 1,
        "SmoothingFactor": 0.75,
        "XAxisMode": 3,
        "YAxisMode": 0,
        "ColorScheme": 2,
        "PeakMode": 3,
        "LogLevel": 1
    }


'''FFTSize''': An integer number between 64 and 32768. Note that any number that is not a power of 2 will consume a lot more CPU power.
'''Summation''': Determines which method is used to sum the coefficients of FFT.


'''FrequencyDistribution''': Determines which parameters are used to generate the frequency bands.
    Minimum
    Maximum
    Sum
    Residual Mean Square (RMS)
    RMS Sum
    Average
    Median


    0: Generate frequency bands based on the frequency parameters.
'''Smooth lower frequencies'''
    1: Generate frequency bands based on the note parameters.
    2: Generate frequency bands used by AveePlayer.


'''ScalingFunction''': Determines which frequency scaling function is used.
'''Smooth gain transition'''


    0: Linear
'''Lanczos kernel''': Size of the Lanczos kernel
    1: Logarithmic
    2: Shifted logarithmic
    3: Mel (AIMP)
    4: Bark
    5: Adjustable Bark
    6: ERB
    7: Cams
    8: Hyperbolic Sine
    9: NthRoot
    10: Negative exponential
    11: Period


'''NumberOfBands''': Number of frequency bands to generate (2 to 512)
'''Distribution''': Determines which parameters are used to generate the frequency bands.


'''MinFrequency''': Frequency of the first band, 0Hz to 96000Hz.
    Linear: Generate frequency bands based on the frequency parameters.
    Octaves: Generate frequency bands based on the note parameters.
    AveePlayer: Generate frequency bands used by AveePlayer.


'''MaxFrequency''': Frequency of the last band, 0Hz to 96000Hz.
'''No. of bands''': Number of frequency bands to generate (2 to 512)
'''Bandwidth''': 0.0 to 64.0


'''BandsPerOctave''': Number of bands per octave (1 to 48)
'''Frequency range''': Frequency of the first and last band, 0Hz to 96000Hz.


'''MinNote''': Number of the first note. (C0 = 0, C1 = 12, ...), 0 to 143 (12 octaves)
'''Note range''': Number of the first and last note. (C0 = 0, C1 = 12, ...), 0 to 143 (12 octaves)


'''MaxNote''': Number of the last note. (C0 = 0, C1 = 12, ...), 0 to 143 (12 octaves)
'''Bands per octave''': Number of bands per octave (1 to 48)


'''Detune''': Detuning offset (-24 to 24)
'''Pitch''': Tuning pitch (A4 = 440.0Hz), 0Hz to 96000Hz.


'''Pitch''': Tuning pitch (A4 = 440.0Hz), 0Hz to 96000Hz.
'''Transpose''': Detuning offset (-24 to 24)
 
'''Scaling''': Determines which frequency scaling function is used.


'''SummationMethod''': Determines which method is used to sum the coefficients of FFT.
    Linear
    Logarithmic
    Shifted logarithmic
    Mel (AIMP)
    Bark
    Adjustable Bark
    ERB
    Cams
    Hyperbolic Sine
    Nth Root
    Negative exponential
    Period


    0: Minimum
'''Skew factor'''
    1: Maximum
    2: Sum
    3: RMS
    4: RMSSum
    5: Average
    6: Median


'''Bandwidth''': 0.0 to 64.0


'''SmoothingMethod''': Specifies how the spectrum will be smoothed over time.
'''X axis''': Determines which X axis to display.


     0: Average
     Bands: Center frequency of a band, every 10 bands.
     1: Peak
     Decades: Fixed frequency range
    Octaves: Frequency of the C note of each octave
    Notes: C note of each octave


'''SmoothingFactor''': Specifies the strength of the smoothing (0.0 to 1.0)
'''Y axis''': Determines which Y axis to display.


    Decibel scale
    Logarithmic


'''XAxisMode''': Determines which X axis to display
'''Color scheme''': Specifies the color scheme used to render the spectrum.


     0: Center frequency of a band, every 10 bands.
     Solid color (''Not configurable yet'')
     1: Fixed frequency range
     Custom color scheme (''Not implemented yet'')
     2: Frequency of the C note of each octave
    Prism 1
     4: C note of each octave
     Prism 2
     Prism 3
    foobar2000
    foobar2000 Dark Mode


'''YAxisMode''': Determines which Y axis to display
'''Smoothing''': Specifies how the spectrum will be smoothed over time.


     0: Decibel scale
     Average
    Peak


'''ColorScheme''': Specifies the color scheme used to render the spectrum.
'''Smoothing factor''': Specifies the strength of the smoothing (0.0 to 1.0)


    0: Solid color (''Not configurable yet'')
    1: Custom color scheme (''Not implemented yet'')
    2: Prism 1
    3: Prism 2
    4: Prism 3
    5: foobar2000
    6: foobar2000 Dark Mode


'''PeakMode''': Specifies how the peak indicators are rendered.
'''Peak mode''': Specifies how the peak indicators are rendered.


     0: None
     None
     1: Classic
     Classic
     2: Gravity
     Gravity
     3: AIMP
     AIMP
    Fade Out


'''LogLevel''': Specifies the verbosity of the logging to the foobar2000 console.
'''Hold time'''


    0: Trace
'''Acceleration'''
    1: Debug
    2: Information
    3: Warning
    4: Error
    5: Critical
    6: None


== External links ==
== External links ==

Revision as of 21:39, 18 November 2023

This article is a stub. You can help the Hydrogenaudio Knowledgebase by expanding it.

Experimental component

This component is considered an early prototype and it is under development as it was released as an early access. Bugs and issues with this component are expected and currently it has no CUI support.

Spectrum Analyzer

foo_vis_spectrum_analyzer
Developer(s) pqyt
Repository
Release information
Initial release
Stable release
Preview release 0.1.0.2 (November 13, 2023; 1 year ago)
foobar2000 compatibility
Architecture x86 32-bit, x86 64-bit
Minimum version 2.0
Maximum version
UI module(s) Default UI
Additional information
Use Visualization
License
Discussion thread {{{discussion_thread}}}
View all components

A recreation of Musical Spectrum component for foobar2000 v2.x and 64-bit versions.

Configuration

Right-click on the component window and select Configure from the context menu to open the configuration dialog.

FFT Size: An integer number between 64 and 32768. Note that any number that is not a power of 2 will consume a lot more CPU power.

Summation: Determines which method is used to sum the coefficients of FFT. 

   Minimum
   Maximum
   Sum
   Residual Mean Square (RMS)
   RMS Sum
   Average
   Median

Smooth lower frequencies

Smooth gain transition

Lanczos kernel: Size of the Lanczos kernel

Distribution: Determines which parameters are used to generate the frequency bands. 

   Linear: Generate frequency bands based on the frequency parameters.
   Octaves: Generate frequency bands based on the note parameters.
   AveePlayer: Generate frequency bands used by AveePlayer.

No. of bands: Number of frequency bands to generate (2 to 512)

Frequency range: Frequency of the first and last band, 0Hz to 96000Hz.

Note range: Number of the first and last note. (C0 = 0, C1 = 12, ...), 0 to 143 (12 octaves)

Bands per octave: Number of bands per octave (1 to 48)

Pitch: Tuning pitch (A4 = 440.0Hz), 0Hz to 96000Hz.

Transpose: Detuning offset (-24 to 24)

Scaling: Determines which frequency scaling function is used. 

   Linear
   Logarithmic
   Shifted logarithmic
   Mel (AIMP)
   Bark
   Adjustable Bark
   ERB
   Cams
   Hyperbolic Sine
   Nth Root
   Negative exponential
   Period

Skew factor

Bandwidth: 0.0 to 64.0

X axis: Determines which X axis to display. 

   Bands: Center frequency of a band, every 10 bands.
   Decades: Fixed frequency range
   Octaves: Frequency of the C note of each octave
   Notes: C note of each octave

Y axis: Determines which Y axis to display. 

   Decibel scale
   Logarithmic

Color scheme: Specifies the color scheme used to render the spectrum. 

   Solid color (Not configurable yet)
   Custom color scheme (Not implemented yet)
   Prism 1
   Prism 2
   Prism 3
   foobar2000
   foobar2000 Dark Mode

Smoothing: Specifies how the spectrum will be smoothed over time. 

   Average
   Peak

Smoothing factor: Specifies the strength of the smoothing (0.0 to 1.0)


Peak mode: Specifies how the peak indicators are rendered. 

   None
   Classic
   Gravity
   AIMP
   Fade Out

Hold time

Acceleration

External links

See also

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