| copy_image | Copy an image and allocate new memory for it. |
| gen_image1 | Create an image from a pointer to the pixels. |
| gen_image1_extern | Create an image from a pointer on the pixels with storage management. |
| gen_image1_rect | Create an image with a rectangular domain from a pointer on the pixels (with storage management). |
| gen_image3 | Create an image from three pointers to the pixels (red/green/blue). |
| gen_image_const | Create an image with constant gray value. |
| gen_image_gray_ramp | Create a gray value ramp. |
| gen_image_interleaved | Create a three-channel image from a pointer to the interleaved pixels. |
| gen_image_proto | Create an image with a specified constant gray value. |
| gen_image_surface_first_order | Create a curved gray surface with first order polynomial. |
| gen_image_surface_second_order | Create a curved gray surface with second order polynomial. |
| region_to_bin | Convert a region into a binary byte-image. |
| region_to_label | Convert regions to a label image. |
| region_to_mean | Paint regions with their average gray value. |