VintaSoft Imaging .NET SDK 12.4: Documentation for .NET developer
Vintasoft.Imaging.Codecs.Decoders Namespace / Jpeg2000Decoder Class / GetImageRect(Int32,Int32,Int32,DecodingSettings,EventHandler<ProgressEventArgs>,EventHandler<IntermediateImageRequestEventArgs>) Method
Syntax Exceptions Requirements SeeAlso
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    GetImageRect(Int32,Int32,Int32,DecodingSettings,EventHandler<ProgressEventArgs>,EventHandler<IntermediateImageRequestEventArgs>) Method (Jpeg2000Decoder)
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    Returns a scaled rectangle of image.
    Syntax
    'Declaration
    
    Public Function GetImageRect( _
    ByVal pageIndex
    The zero based page index.
    As System.Int32, _
    ByVal rectIndex
    The zero based the rectangle index.
    As System.Int32, _
    ByVal decodingSettings
    The decoding settings that should be used for decoding of page image.
    As System.Int32, _
    ByVal scale
    Scale factor. Possible values: 1 - original image rect should be get; N - reduced image rect should be get.
    As DecodingSettings, _
    ByVal imageLoadingProgress
    Delegate of the image loading progress. Can be set to null (Nothing in Visual Basic).
    As System.EventHandler(Of ProgressEventArgs), _
    ByVal intermediateImageRequest
    Delegate for requesting intermediate image. Can be set to null (Nothing in Visual Basic)
    As System.EventHandler(Of IntermediateImageRequestEventArgs) _
    ) As Vintasoft.Imaging.VintasoftImage

    Parameters

    pageIndex
    The zero based page index.
    rectIndex
    The zero based the rectangle index.
    decodingSettings
    The decoding settings that should be used for decoding of page image.
    scale
    Scale factor. Possible values: 1 - original image rect should be get; N - reduced image rect should be get.
    imageLoadingProgress
    Delegate of the image loading progress. Can be set to null (Nothing in Visual Basic).
    intermediateImageRequest
    Delegate for requesting intermediate image. Can be set to null (Nothing in Visual Basic)

    Return Value

    Scaled rectangle of image.
    Exceptions
    ExceptionDescription
    Thrown if pageIndex is less than zero or greater than number of pages -or- scale is not available for this page.
    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