http://www.ousob.com --- Legacy Redefined OuSob - File: /wwwroot/clipx/usr/include/libart-2.0/libart_lgpl/art_pixbuf.h

/* Libart_LGPL - library of basic graphic primitives * Copyright (C) 1998 Raph Levien * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Library General Public * License as published by the Free Software Foundation; either * version 2 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Library General Public License for more details. * * You should have received a copy of the GNU Library General Public * License along with this library; if not, write to the * Free Software Foundation, Inc., 59 Temple Place - Suite 330, * Boston, MA 02111-1307, USA. */ #ifndef __ART_PIXBUF_H__ #define __ART_PIXBUF_H__ /* A generic data structure for holding a buffer of pixels. One way to think about this module is as a virtualization over specific pixel buffer formats. */ #ifdef LIBART_COMPILATION #include "art_misc.h" #else #include <libart_lgpl/art_misc.h> #endif #ifdef __cplusplus extern "C" { #endif typedef void (*ArtDestroyNotify) (void *func_data, void *data); typedef struct _ArtPixBuf ArtPixBuf; typedef enum { ART_PIX_RGB /* gray, cmyk, lab, ... ? */ } ArtPixFormat; /* The pixel buffer consists of width * height pixels, each of which has n_channels samples. It is stored in simple packed format. */ struct _ArtPixBuf { /*< public >*/ ArtPixFormat format; int n_channels; int has_alpha; int bits_per_sample; art_u8 *pixels; int width; int height; int rowstride; void *destroy_data; ArtDestroyNotify destroy; }; /* allocate an ArtPixBuf from art_alloc()ed pixels (automated destruction) */ ArtPixBuf * art_pixbuf_new_rgb (art_u8 *pixels, int width, int height, int rowstride); ArtPixBuf * art_pixbuf_new_rgba (art_u8 *pixels, int width, int height, int rowstride); /* allocate an ArtPixBuf from constant pixels (no destruction) */ ArtPixBuf * art_pixbuf_new_const_rgb (const art_u8 *pixels, int width, int height, int rowstride); ArtPixBuf * art_pixbuf_new_const_rgba (const art_u8 *pixels, int width, int height, int rowstride); /* allocate an ArtPixBuf and notify creator upon destruction */ ArtPixBuf * art_pixbuf_new_rgb_dnotify (art_u8 *pixels, int width, int height, int rowstride, void *dfunc_data, ArtDestroyNotify dfunc); ArtPixBuf * art_pixbuf_new_rgba_dnotify (art_u8 *pixels, int width, int height, int rowstride, void *dfunc_data, ArtDestroyNotify dfunc); /* free an ArtPixBuf with destroy notification */ void art_pixbuf_free (ArtPixBuf *pixbuf); /* deprecated function, use the _dnotify variants for allocation instead */ void art_pixbuf_free_shallow (ArtPixBuf *pixbuf); ArtPixBuf * art_pixbuf_duplicate (const ArtPixBuf *pixbuf); #ifdef __cplusplus } #endif #endif