Image processing

Simple image processing by fortran.

How to use

$ git clone (this repository)
$ cd image image-processing/src
$ make
$ make generate-pnm 
$ ./preview ../img/Lenna.pnm

Modules

pnm_tools

• load_pnm
• save_pnm
• display_img

filtering

• laplacian
• gaussian
• sobel
• canny_edge_detection
• bilateral
• emboss

gradation_processing

• linear_translation
• brightness_translation
• contrast_translation
• gamma_correction
• histogram_equalization

posterization

• to_binary
• otsu
• adaptive_threshold
• quantize
• dither
• error_diffusion