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image_defs.c File Reference

#include <stdarg.h>
#include <gandalf/image/image_defs.h>
#include <gandalf/image/image_gl_uchar.h>
#include <gandalf/image/image_gl_short.h>
#include <gandalf/image/image_gl_ushort.h>
#include <gandalf/image/image_gl_int.h>
#include <gandalf/image/image_gl_uint.h>
#include <gandalf/image/image_gl_float.h>
#include <gandalf/image/image_gl_double.h>
#include <gandalf/image/image_bit.h>
#include <gandalf/image/image_pointer.h>
#include <gandalf/image/image_gla_uchar.h>
#include <gandalf/image/image_gla_short.h>
#include <gandalf/image/image_gla_ushort.h>
#include <gandalf/image/image_gla_int.h>
#include <gandalf/image/image_gla_uint.h>
#include <gandalf/image/image_gla_float.h>
#include <gandalf/image/image_gla_double.h>
#include <gandalf/image/image_rgb_uchar.h>
#include <gandalf/image/image_rgb_short.h>
#include <gandalf/image/image_rgb_ushort.h>
#include <gandalf/image/image_rgb_int.h>
#include <gandalf/image/image_rgb_uint.h>
#include <gandalf/image/image_rgb_float.h>
#include <gandalf/image/image_rgb_double.h>
#include <gandalf/image/image_rgba_uchar.h>
#include <gandalf/image/image_rgba_short.h>
#include <gandalf/image/image_rgba_ushort.h>
#include <gandalf/image/image_rgba_int.h>
#include <gandalf/image/image_rgba_uint.h>
#include <gandalf/image/image_rgba_float.h>
#include <gandalf/image/image_rgba_double.h>
#include <gandalf/image/image_vfield2D_float.h>
#include <gandalf/image/image_vfield2D_double.h>
#include <gandalf/image/image_vfield2D_short.h>
#include <gandalf/image/image_vfield2D_int.h>
#include <gandalf/image/image_vfield3D_float.h>
#include <gandalf/image/image_vfield3D_double.h>
#include <gandalf/image/image_vfield3D_short.h>
#include <gandalf/image/image_vfield3D_int.h>
#include <gandalf/image/image_extract.h>
#include <gandalf/common/bit_array.h>
#include <gandalf/common/misc_error.h>

Functions

Gan_Imagegan_image_form_gen (Gan_Image *img, Gan_ImageFormat format, Gan_Type type, 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)
 Form image.

Gan_Bool gan_image_set_data_free_func (Gan_Image *img, void(*data_free_func)(void *))
 Sets the function to free the image data buffer.

size_t gan_image_pixel_size (Gan_ImageFormat format, Gan_Type type)
 Returns the size of an image pixel in bytes.

size_t gan_image_min_stride (Gan_ImageFormat format, Gan_Type type, unsigned long width, size_t alignment)
 Returns the minimum size of a row of image pixels in bytes.

Gan_Imagegan_image_set_format_type_dims_gen (Gan_Image *img, Gan_ImageFormat format, Gan_Type type, unsigned long height, unsigned long width, unsigned long stride, Gan_Bool alloc_pix_data)
 Sets the format, type, dimensions and stride of an image.

Gan_Bool gan_image_fill_const (Gan_Image *img, Gan_Pixel *pixel)
 Fill an image with a constant value.

Gan_Bool gan_image_fill_zero (Gan_Image *img)
 Fills an image with zero pixels.

Gan_Bool gan_image_fill_const_window (Gan_Image *img, unsigned r0, unsigned c0, unsigned height, unsigned width, Gan_Pixel *pixel)
 Fill a subwindow of an image.

Gan_Pixel gan_image_get_pix (Gan_Image *img, unsigned row, unsigned col)
 Gets a pixel from an image.

void * gan_image_get_pixptr (Gan_Image *img, unsigned row, unsigned col)
 Gets a pointer to a pixel from an image.

Gan_Bool gan_image_get_pix_zero (Gan_Image *img, unsigned row, unsigned col)
 Gets a pixel from an image and compares it with zero.

Gan_Bool gan_image_set_pix (Gan_Image *img, unsigned row, unsigned col, Gan_Pixel *pix)
 Sets a pixel in an image.

Gan_Bool gan_image_set_pix_zero (Gan_Image *img, unsigned row, unsigned col)
 Sets a pixel in an image to zero.

Gan_Bool gan_image_get_active_subwindow (Gan_Image *image, Gan_ImageWindow *subwin)
 Computes bounding box of non-zero pixels in grey-level image.

Gan_Bool gan_image_mask_window (Gan_Image *image, unsigned r0, unsigned c0, unsigned height, unsigned width)
 Clear image to zero except in specified rectangular region.

void gan_image_free_va (Gan_Image *img,...)
 Free a NULL-terminated variable argument list of images.


Detailed Description

Module: Image definitions and general functions

Part of: Gandalf Library

Revision: Last edited: Author:

Copyright: (c) 2000 Imagineer Software Limited


Generated on Mon Oct 13 16:14:41 2003 by doxygen1.3-rc1