VintaSoft Twain .NET SDK 15.0: Documentation for .NET developer
Vintasoft.Twain Namespace / AcquiredImage Class / IsBlank Methods / IsBlank(Single,Single) Method
Syntax Example Requirements SeeAlso
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    IsBlank(Single,Single) Method (AcquiredImage)
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    Returns a value indicating whether this image is a blank image.
    Syntax
    'Declaration
    
    Public Overloads Function IsBlank( _
    ByVal maxNoiseLevel
    Maximal possible value of noise in image in percents. Optimal value is 0.01 (%).
    As Single, _
    ByRef currentNoiseLevel
    Current noise value in image. This value will be set after execution of the method.
    As Single _
    ) As Boolean

    Parameters

    maxNoiseLevel
    Maximal possible value of noise in image in percents. Optimal value is 0.01 (%).
    currentNoiseLevel
    Current noise value in image. This value will be set after execution of the method.

    Return Value

    true if image is a blank image; otherwise, false.
    Example

    Please see example here: AcquiredImage.

    Requirements

    Target Platforms: .NET 8, .NET 7; .NET 6; .NET Framework 4.8, 4.7, 4.6, 4.5, 4.0, 3.5

    See Also