BlobCounterBaseExtractBlobsImage Method (UnmanagedImage, Blob, Boolean)

Extract blob's image.

Namespace: Accord.Imaging
Assembly: Accord.Imaging (in Accord.Imaging.dll) Version: 3.8.0

Syntax

public void ExtractBlobsImage(
	UnmanagedImage image,
	Blob blob,
	bool extractInOriginalSize
)

Public Sub ExtractBlobsImage ( 
	image As UnmanagedImage,
	blob As Blob,
	extractInOriginalSize As Boolean
)

image: Type: Accord.ImagingUnmanagedImage
Source unmanaged image to extract blob's image from.
blob: Type: Accord.ImagingBlob
Blob which is required to be extracted.
extractInOriginalSize: Type: SystemBoolean
Specifies size of blobs' image to extract. If set to each blobs' image will have the same size as the specified image. If set to each blobs' image will have the size of its blob.

Exceptions

Exception	Condition
UnsupportedImageFormatException	Unsupported pixel format of the provided image.
ApplicationException	No image was processed before, so blob can not be extracted.

Remarks

The method is used to extract image of partially initialized blob, which was provided by GetObjectsInformation method. Before calling the method, the ProcessImage(Bitmap), ProcessImage(BitmapData) or ProcessImage(UnmanagedImage) method should be called, which will build objects map.

The method supports 24/32 bpp color and 8 bpp indexed grayscale images.

BlobCounterBaseAddLanguageSpecificTextSet("LST945F3A32_0?cpp=::|nu=.");ExtractBlobsImage Method (UnmanagedImage, Blob, Boolean)