Introduction

This page demonstrates the results of resampling different images using various resize filters.

Images used for the test:

The width of the filters are:

The parameters used for the Kaiser filter are:

alpha = 4
stretch = 1

Test 1

Downsampling without gamma correction.

0.7 scale factor

Box	Triangle	Quadratic	Lanczos	Kaiser

0.5 scale factor

Box	Triangle	Quadratic	Lanczos	Kaiser

0.3 scale factor

Box	Triangle	Quadratic	Lanczos	Kaiser

Test 2

Downsampling with gamma correction. Gamma is set to 2.2.

0.7 scale factor

Box	Triangle	Quadratic	Lanczos	Kaiser

0.5 scale factor

Box	Triangle	Quadratic	Lanczos	Kaiser

0.3 scale factor

Box	Triangle	Quadratic	Lanczos	Kaiser

Test 3

Downsampling without gamma correction.

0.7 scale factor

Box	Triangle	Quadratic	Lanczos	Kaiser

0.5 scale factor

Box	Triangle	Quadratic	Lanczos	Kaiser

0.3 scale factor

Box	Triangle	Quadratic	Lanczos	Kaiser

Test 4

Downsampling with gamma correction. Gamma is set to 2.2.

0.7 scale factor

Box	Triangle	Quadratic	Lanczos	Kaiser

0.5 scale factor

Box	Triangle	Quadratic	Lanczos	Kaiser

0.3 scale factor

Box	Triangle	Quadratic	Lanczos	Kaiser

Test 5

Downsampling with gamma correction. Gamma is set to 2.2.

0.7 scale factor

Box	Triangle	Quadratic	Lanczos	Kaiser

0.5 scale factor

Box	Triangle	Quadratic	Lanczos	Kaiser

0.3 scale factor

Box	Triangle	Quadratic	Lanczos	Kaiser