Documentation / Marblecore Imaging / Methods / RedEyeCorrection
RedEyeCorrection method
Removes red eyes from the image.
Syntax
Boolean RedEyeCorrection(nLeft As Number, nTop As Number, nWidth As Number, nHeight As Number, bAggressive As Boolean)
Return value
Returns true if the function succeeded.
Parameters
Parameter | Type | Required | Description |
nLeft | Number | No | Optional parameter which can be used to specify a clipping rectangle. This parameter specifies the left coordinate of the rectangle. |
nTop | Number | No | Optional parameter which can be used to specify a clipping rectangle. This parameter specifies the top coordinate of the rectangle. |
nWidth | Number | No | Optional parameter which can be used to specify a clipping rectangle. This parameter specifies the width of the rectangle. |
nHeight | Number | No | Optional parameter which can be used to specify a clipping rectangle. This parameter specifies the height of the rectangle. |
bAggressive | Boolean | No | Optional parameter which enables the aggressive removal method, which gives better results if the red eye is exactly within the rectangle. |
Example
The example below shows the effect of this method and how to use it. You can slide the marker in the before/after picture to see the difference. If you take a look at the example code, assume there is a reference to the Marblecore Imaging object with the name 'MarblecoreImaging'. Transparent parts of the image are displayed using a checkerboard pattern.
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2 MarblecoreImaging.LoadFromFile("example-redeyecorrection-before.jpg");
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5 MarblecoreImaging.RedEyeCorrection();
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8 MarblecoreImaging.SaveToFile("example-redeyecorrection-after.jpg");
Category
Color transformations
See also
AutoColorEnhance |
AutoColorLevel |
AutoContrast |
Channel |
ColorOverlay |
ColorTone |
Desaturate |
Dither |
Grayscale |
Invert |
Sepia |
Tint