The demonstrations were created with Xenomorph 0.4

Operation

Lena
Original Lena
Opening 9x9 Lena
Closing 9x9 Lena
Soft Opening 9x9 Lena
Soft Closing 9x9 Lena
Kirsch Maximum Lena
Gaussian 9x9 smoothing Lena
Gaussian 9x9 sharpening Lena
Morphology Edges 9x9 Lena
Soft Morphology Edges 9x9 Lena

The "Lena" image has a very interesting history . It is THE standard image in image processing, scanned in November 1972. It was also the Playboy Playmate of November 1970. The standard image in TIFF format is here .