/usr/include/rawstudio-2.0/rs-image16.h is in rawstudio 2.0-1ubuntu1.
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* * Copyright (C) 2006-2011 Anders Brander <anders@brander.dk>,
* * Anders Kvist <akv@lnxbx.dk> and Klaus Post <klauspost@gmail.com>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#ifndef RS_IMAGE16_H
#define RS_IMAGE16_H
#include <glib-object.h>
#define RS_TYPE_IMAGE16 (rs_image16_get_type ())
#define RS_IMAGE16(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), RS_TYPE_IMAGE16, RS_IMAGE16))
#define RS_IMAGE16_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), RS_TYPE_IMAGE16, RS_IMAGE16Class))
#define RS_IS_IMAGE16(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), RS_TYPE_IMAGE16))
#define RS_IS_IMAGE16_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), RS_TYPE_IMAGE16))
#define RS_IMAGE16_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), RS_TYPE_IMAGE16, RS_IMAGE16Class))
struct _rs_image16 {
GObject parent;
gint w;
gint h;
gint pitch;
gint rowstride;
guint channels;
guint pixelsize; /* the size of a pixel in SHORTS */
gushort *pixels;
gint pixels_refcount;
guint filters;
gboolean dispose_has_run;
};
typedef struct _RS_IMAGE16Class RS_IMAGE16Class;
struct _RS_IMAGE16Class {
GObjectClass parent;
};
GType rs_image16_get_type (void);
/**
* Convenience macro to get a pixel at specific position
* @param image RS_IMAGE8 or RS_IMAGE16
* @param x X coordinate (column)
* @param y Y coordinate (row)
*/
#define GET_PIXEL(image, x, y) ((image)->pixels + (y)*(image)->rowstride + (x)*(image)->pixelsize)
#define GET_PIXBUF_PIXEL(pixbuf, x, y) (gdk_pixbuf_get_pixels((pixbuf)) + (y)*gdk_pixbuf_get_rowstride((pixbuf)) + (x)*gdk_pixbuf_get_n_channels((pixbuf)))
extern RS_IMAGE16 *rs_image16_new(const guint width, const guint height, const guint channels, const guint pixelsize);
/**
* Initializes a new RS_IMAGE16 with pixeldata from @input.
* @note Pixeldata is NOT copied to new RS_IMAGE16.
* @param input A RS_IMAGE16
* @param rectangle A GdkRectangle describing the area to subframe
* @return A new RS_IMAGE16 with a refcount of 1, the image can be bigger
* than rectangle to retain 16 byte alignment.
*/
extern RS_IMAGE16 *
rs_image16_new_subframe(RS_IMAGE16 *input, GdkRectangle *rectangle);
extern void rs_image16_transform_getwh(RS_IMAGE16 *in, RS_RECT *crop, gdouble angle, gint orientation, gint *w, gint *h);
extern RS_IMAGE16 *rs_image16_copy(RS_IMAGE16 *rsi, gboolean copy_pixels);
/**
* Returns a single pixel from a RS_IMAGE16
* @param image A RS_IMAGE16
* @param x X coordinate (column)
* @param y Y coordinate (row)
* @param extend_edges Tries to extend edges beyond image borders if TRUE
*/
extern inline gushort *rs_image16_get_pixel(RS_IMAGE16 *image, gint x, gint y, gboolean extend_edges);
extern gchar *rs_image16_get_checksum(RS_IMAGE16 *image);
#endif /* RS_IMAGE16_H */
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