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image_pointer.h File Reference

#include <stdlib.h>
#include <gandalf/common/misc_defs.h>
#include <gandalf/image/image_defs.h>

Go to the source code of this file.

Defines

#define GAN_PIXEL   void *
#define GAN_PIXEL_FORMAT   grey-level
#define GAN_PIXEL_TYPE   void *
#define GAN_IMTYPE   p
#define GAN_IMAGE_FORM_GEN   gan_image_form_gen_p
#define GAN_IMAGE_SET_GEN   gan_image_set_gen_p
#define GAN_IMAGE_ALLOC   gan_image_alloc_p
#define GAN_IMAGE_ALLOC_DATA   gan_image_alloc_data_p
#define GAN_IMAGE_FORM   gan_image_form_p
#define GAN_IMAGE_FORM_DATA   gan_image_form_data_p
#define GAN_IMAGE_SET   gan_image_set_p
#define GAN_IMAGE_SET_PIX   gan_image_set_pix_p
#define GAN_IMAGE_GET_PIX   gan_image_get_pix_p
#define GAN_IMAGE_GET_PIXPTR   gan_image_get_pixptr_p
#define GAN_IMAGE_GET_PIXARR   gan_image_get_pixarr_p
#define GAN_IMAGE_FILL_CONST   gan_image_fill_const_p
#define GAN_IMAGE_GET_ACTIVE_SUBWINDOW   gan_image_get_active_subwindow_p
#define GAN_IMAGE_MASK_WINDOW   gan_image_mask_window_p

Functions

Gan_Imagegan_image_set_gen_p (struct Gan_Image *img, unsigned long height, unsigned long width, unsigned long stride, Gan_Bool alloc_pix_data)
Gan_Imagegan_image_form_gen_p (struct Gan_Image *img, unsigned long height, unsigned long width, unsigned long stride, Gan_Bool alloc_pix_data, void **pix_data, size_t pix_data_size, void ***row_data, size_t row_data_size)
Gan_Bool gan_image_get_active_subwindow_p (Gan_Image *image, Gan_ImageWindow *subwin)
 Computes bounding box of non-zero pixels in grey-level image.

void ** gan_image_get_pixptr_p (Gan_Image *img, unsigned row, unsigned col)
 Return a pointer to a pixel from a grey-level void * image.

void *** gan_image_get_pixarr_p (Gan_Image *img)
 Return the pixel array from a grey-level void * image.

Gan_Bool gan_image_mask_window_p (Gan_Image *pImage, unsigned r0, unsigned c0, unsigned height, unsigned width)
 Clear image except in specified rectangular region.

Gan_Imagegan_image_alloc_p (unsigned long height, unsigned long width)
 Macro: Allocate and return a new grey-level image with type void *.

Gan_Imagegan_image_form_p (Gan_Image *img, unsigned long height, unsigned long width)
 Macro: Forms and returns a new grey-level void * image.

Gan_Imagegan_image_alloc_data_p (unsigned long height, unsigned long width, unsigned long stride, void **pix_data, size_t pix_data_size, void ***row_data, size_t row_data_size)
 Macro: Allocates and returns a new grey-level void * image.

Gan_Imagegan_image_form_data_p (Gan_Image *img, unsigned long height, unsigned long width, unsigned long stride, void **pix_data, size_t pix_data_size, void ***row_data, size_t row_data_size)
 Macro: Forms and returns a new grey-level void * image.

Gan_Imagegan_image_set_p (Gan_Image *img, unsigned long height, unsigned long width)
 Macro: Set an existing image to be grey-level with type void *.

Gan_Bool gan_image_set_pix_p (Gan_Image *img, unsigned row, unsigned col, void *pix)
 Macro: Set a pixel in a grey-level void * image.

void * gan_image_get_pix_p (Gan_Image *img, unsigned row, unsigned col)
 Macro: Return a pixel from a grey-level void * image.

Gan_Bool gan_image_fill_const_p (Gan_Image *img, void *pix)
 Macro: Fills all the pixels in a grey-level void * image.


Detailed Description

Module: Images of pointers

Part of: Gandalf Library

Revision: Last edited: Author:

Copyright: (c) 2000 Imagineer Software Limited


Generated on Mon Oct 13 16:14:42 2003 by doxygen1.3-rc1