ImageGear for C and C++ on Windows v20.0 - Updated
enumIGInterpolations
API Reference Guide > Core Component API Reference > Core Component Enumerations Reference > enumIGInterpolations

This enumeration specifies types of interpolation used by ImageGear.

Values:

IG_INTERPOLATION_NONE No interpolation.
IG_INTERPOLATION_AVERAGE Average interpolation.
IG_INTERPOLATION_BILINEAR Bilinear interpolation.
IG_INTERPOLATION_NEAREST_NEIGHBOR Nearest neighbor interpolation.
IG_INTERPOLATION_PADDING Resize by adding padding to the image or by cropping the image (this is not an interpolation method).
IG_INTERPOLATION_GRAYSCALE Scale to Gray interpolation method. It applies to bi-tonal images, and produces a 8-bit grayscale image as a result.
IG_INTERPOLATION_PRESERVE_WHITE Preserve White interpolation method.
IG_INTERPOLATION_PRESERVE_BLACK Preserve Black interpolation method.
IG_INTERPOLATION_BICUBIC Bi-cubic interpolation method.
IG_INTERPOLATION_CANVAS Same as IG_INTERPOLATION_PADDING.
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