image_rgba_int.h Source File

00001 
00014 /* This library is free software; you can redistribute it and/or
00015    modify it under the terms of the GNU Lesser General Public
00016    License as published by the Free Software Foundation; either
00017    version 2.1 of the License, or (at your option) any later version.
00018 
00019    This library is distributed in the hope that it will be useful,
00020    but WITHOUT ANY WARRANTY; without even the implied warranty of
00021    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00022    Lesser General Public License for more details.
00023 
00024    You should have received a copy of the GNU Lesser General Public
00025    License along with this library; if not, write to the Free Software
00026    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
00027 */
00028 
00029 #ifndef _GAN_IMAGE_RGBA_INT_H
00030 #define _GAN_IMAGE_RGBA_INT_H
00031 
00032 #define GAN_PIXEL struct Gan_RGBAPixel_i
00033 #define GAN_PIXEL_FORMAT RGB-colour alpha
00034 #define GAN_PIXEL_TYPE int
00035 #define GAN_IMTYPE i
00036 #define GAN_IMAGE_FORM_GEN gan_image_form_gen_rgba_i
00037 #define GAN_IMAGE_SET_GEN gan_image_set_gen_rgba_i
00038 #define GAN_IMAGE_ALLOC gan_image_alloc_rgba_i
00039 #define GAN_IMAGE_ALLOC_DATA gan_image_alloc_data_rgba_i
00040 #define GAN_IMAGE_FORM gan_image_form_rgba_i
00041 #define GAN_IMAGE_FORM_DATA gan_image_form_data_rgba_i
00042 #define GAN_IMAGE_SET gan_image_set_rgba_i
00043 #define GAN_IMAGE_SET_PIX gan_image_set_pix_rgba_i
00044 #define GAN_IMAGE_GET_PIX gan_image_get_pix_rgba_i
00045 #define GAN_IMAGE_GET_PIXPTR gan_image_get_pixptr_rgba_i
00046 #define GAN_IMAGE_GET_PIXARR gan_image_get_pixarr_rgba_i
00047 #define GAN_IMAGE_FILL_CONST gan_image_fill_const_rgba_i
00048 #define GAN_IMAGE_GET_ACTIVE_SUBWINDOW gan_image_get_active_subwindow_rgba_i
00049 #define GAN_IMAGE_MASK_WINDOW gan_image_mask_window_rgba_i
00050 #define GAN_IMAGE_CLEAR_WINDOW gan_image_clear_window_rgba_i
00051 
00065 /* This library is free software; you can redistribute it and/or
00066    modify it under the terms of the GNU Lesser General Public
00067    License as published by the Free Software Foundation; either
00068    version 2.1 of the License, or (at your option) any later version.
00069 
00070    This library is distributed in the hope that it will be useful,
00071    but WITHOUT ANY WARRANTY; without even the implied warranty of
00072    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00073    Lesser General Public License for more details.
00074 
00075    You should have received a copy of the GNU Lesser General Public
00076    License along with this library; if not, write to the Free Software
00077    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
00078 */
00079 
00080 #include <stdlib.h>
00081 #include <gandalf/common/misc_defs.h>
00082 #include <gandalf/image/image_defs.h>
00083 
00089 #ifdef __cplusplus
00090 extern "C" {
00091 #endif
00092 
00093 
00102  struct Gan_Image *gan_image_set_gen_rgba_i ( Gan_Image *img,
00103                                       unsigned long height,
00104                                       unsigned long width,
00105                                       unsigned long stride,
00106                                       Gan_Bool alloc_pix_data );
00107 
00120  struct Gan_Image *gan_image_form_gen_rgba_i ( Gan_Image *img,
00121                                        unsigned long height,
00122                                        unsigned long width,
00123                                        unsigned long stride,
00124                                        Gan_Bool alloc_pix_data,
00125                                        struct Gan_RGBAPixel_i  *pix_data,
00126                                        size_t      pix_data_size,
00127                                        struct Gan_RGBAPixel_i **row_data,
00128                                        size_t      row_data_size );
00129 
00148  Gan_Bool gan_image_get_active_subwindow_rgba_i ( const Gan_Image *image,
00149                                           Gan_ImageWindow *subwin );
00154 #ifndef NDEBUG
00155 
00166  struct Gan_RGBAPixel_i *gan_image_get_pixptr_rgba_i ( const Gan_Image *img,
00167                                   unsigned row, unsigned col );
00168 
00175  struct Gan_RGBAPixel_i **gan_image_get_pixarr_rgba_i ( const Gan_Image *img );
00176 
00180 #endif /* #ifndef NDEBUG */
00181 
00191  Gan_Bool gan_image_mask_window_rgba_i ( Gan_Image *pImage,
00192                                  unsigned r0,     unsigned c0,
00193                                  unsigned height, unsigned width );
00194 
00199  Gan_Bool gan_image_clear_window_rgba_i ( Gan_Image *pImage,
00200                                   unsigned r0,     unsigned c0,
00201                                   unsigned height, unsigned width );
00206 #if defined(GAN_IMAGE_GET_MINIMUM_PIXEL)
00207 
00211  Gan_Bool GAN_IMAGE_GET_MINIMUM_PIXEL ( const Gan_Image *pImage,
00212                                        const Gan_Image *pMask,
00213                                        int *minval );
00214  Gan_Bool GAN_IMAGE_GET_MAXIMUM_PIXEL ( const Gan_Image *pImage,
00215                                        const Gan_Image *pMask,
00216                                        int *maxval );
00220 #endif /* defined(GAN_IMAGE_GET_MINIMUM_PIXEL) */
00221 
00222 /* declarations of macros defined in individual header files */
00223 
00224 
00240  Gan_Image *gan_image_alloc_rgba_i ( unsigned long height, unsigned long width );
00241 
00254  Gan_Image *gan_image_form_rgba_i ( Gan_Image *img,
00255                             unsigned long height, unsigned long width );
00256 
00273  Gan_Image *gan_image_alloc_data_rgba_i ( unsigned long height,
00274                                   unsigned long width,
00275                                   unsigned long stride,
00276                                   struct Gan_RGBAPixel_i  *pix_data, size_t pix_data_size,
00277                                   struct Gan_RGBAPixel_i **row_data, size_t row_data_size );
00278 
00296  Gan_Image *gan_image_form_data_rgba_i ( Gan_Image *img,
00297                                  unsigned long height,
00298                                  unsigned long width,
00299                                  unsigned long stride,
00300                                  struct Gan_RGBAPixel_i  *pix_data, size_t pix_data_size,
00301                                  struct Gan_RGBAPixel_i **row_data, size_t row_data_size );
00302 
00322  Gan_Image *gan_image_set_rgba_i ( Gan_Image *img,
00323                            unsigned long height, unsigned long width );
00324 
00341  Gan_Bool gan_image_set_pix_rgba_i ( Gan_Image *img, unsigned row, unsigned col,
00342                              struct Gan_RGBAPixel_i *pix );
00343 
00350  struct Gan_RGBAPixel_i gan_image_get_pix_rgba_i ( const Gan_Image *img, unsigned row, unsigned col );
00351 
00368  Gan_Bool gan_image_fill_const_rgba_i ( Gan_Image *img, struct Gan_RGBAPixel_i *pix );
00369 
00375 #ifdef __cplusplus
00376 }
00377 #endif
00378 
00379 #undef GAN_PIXEL
00380 #undef GAN_PIXEL_FORMAT
00381 #undef GAN_PIXEL_TYPE
00382 #undef GAN_IMTYPE
00383 #undef GAN_IMAGE_FORM_GEN
00384 #undef GAN_IMAGE_SET_GEN
00385 #undef GAN_IMAGE_ALLOC
00386 #undef GAN_IMAGE_ALLOC_DATA
00387 #undef GAN_IMAGE_FORM
00388 #undef GAN_IMAGE_FORM_DATA
00389 #undef GAN_IMAGE_SET
00390 #undef GAN_IMAGE_SET_PIX
00391 #undef GAN_IMAGE_GET_PIX
00392 #undef GAN_IMAGE_GET_PIXPTR
00393 #undef GAN_IMAGE_GET_PIXARR
00394 #undef GAN_IMAGE_FILL_CONST
00395 #undef GAN_IMAGE_GET_ACTIVE_SUBWINDOW
00396 #undef GAN_IMAGE_MASK_WINDOW
00397 #undef GAN_IMAGE_CLEAR_WINDOW
00398 #undef GAN_IMAGE_GET_MINIMUM_PIXEL
00399 #undef GAN_IMAGE_GET_MAXIMUM_PIXEL
00400 #undef GAN_IMAGE_PIXEL_MIN_VAL
00401 #undef GAN_IMAGE_PIXEL_MAX_VAL
00402 #undef GAN_IMAGE_PIXEL_ZERO_VAL
00403 
00409 #endif /* #ifndef _GAN_IMAGE_RGBA_INT_H */