<commit_before>/* GdkPixbuf library - Image creation from in-memory buffers
 *
 * Copyright (C) 1999 The Free Software Foundation
 *
 * Author: <NAME> <<EMAIL>>
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser 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.
 */

#include <config.h>
#include "gdk-pixbuf.h"
#include "gdk-pixbuf-private.h"
#include "gdk-pixbuf-alias.h"
#include <stdlib.h>
#include <string.h>



/**
 * gdk_pixbuf_new_from_data:
 * @data: Image data in 8-bit/sample packed format.
 * @colorspace: Colorspace for the image data.
 * @has_alpha: Whether the data has an opacity channel.
 * @bits_per_sample: Number of bits per sample.
 * @width: Width of the image in pixels.
 * @height: Height of the image in pixels.
 * @rowstride: Distance in bytes between row starts.
 * @destroy_fn: Function used to free the data when the pixbuf's reference count
 * drops to zero, or %NULL if the data should not be freed.
 * @destroy_fn_data: Closure data to pass to the destroy notification function.
 * 
 * Creates a new #GdkPixbuf out of in-memory image data.  Currently only RGB
 * images with 8 bits per sample are supported.
 * 
 * Return value: A newly-created #GdkPixbuf structure with a reference count of 1.
 **/
GdkPixbuf *
gdk_pixbuf_new_from_data (const guchar *data, GdkColorspace colorspace, gboolean has_alpha,
			  int bits_per_sample, int width, int height, int rowstride,
	  GdkPixbufDestroyNotify destroy_fn, gpointer destroy_fn_data)
{
	GdkPixbuf *pixbuf;

	/* Only 8-bit/sample RGB buffers are supported for now */

	g_return_val_if_fail (data != NULL, NULL);
	g_return_val_if_fail (colorspace == GDK_COLORSPACE_RGB, NULL);
	g_return_val_if_fail (bits_per_sample == 8, NULL);
	g_return_val_if_fail (width > 0, NULL);
	g_return_val_if_fail (height > 0, NULL);

	pixbuf = g_object_new (GDK_TYPE_PIXBUF, 
			       "colorspace", colorspace,
			       "n_channels", has_alpha ? 4 : 3,
			       "bits_per_sample", bits_per_sample,
			       "has_alpha", has_alpha ? TRUE : FALSE,
			       "width", width,
			       "height", height,
			       "rowstride", rowstride,
			       "pixels", data,
			       NULL);
        
	pixbuf->destroy_fn = destroy_fn;
	pixbuf->destroy_fn_data = destroy_fn_data;

	return pixbuf;
}

#define __GDK_PIXBUF_DATA_C__
#include "gdk-pixbuf-aliasdef.c"
<commit_msg>Use canonical names for g_object_notify() as well.<commit_after>/* GdkPixbuf library - Image creation from in-memory buffers
 *
 * Copyright (C) 1999 The Free Software Foundation
 *
 * Author: <NAME> <<EMAIL>>
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser 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.
 */

#include <config.h>
#include "gdk-pixbuf.h"
#include "gdk-pixbuf-private.h"
#include "gdk-pixbuf-alias.h"
#include <stdlib.h>
#include <string.h>



/**
 * gdk_pixbuf_new_from_data:
 * @data: Image data in 8-bit/sample packed format.
 * @colorspace: Colorspace for the image data.
 * @has_alpha: Whether the data has an opacity channel.
 * @bits_per_sample: Number of bits per sample.
 * @width: Width of the image in pixels.
 * @height: Height of the image in pixels.
 * @rowstride: Distance in bytes between row starts.
 * @destroy_fn: Function used to free the data when the pixbuf's reference count
 * drops to zero, or %NULL if the data should not be freed.
 * @destroy_fn_data: Closure data to pass to the destroy notification function.
 * 
 * Creates a new #GdkPixbuf out of in-memory image data.  Currently only RGB
 * images with 8 bits per sample are supported.
 * 
 * Return value: A newly-created #GdkPixbuf structure with a reference count of 1.
 **/
GdkPixbuf *
gdk_pixbuf_new_from_data (const guchar *data, GdkColorspace colorspace, gboolean has_alpha,
			  int bits_per_sample, int width, int height, int rowstride,
	  GdkPixbufDestroyNotify destroy_fn, gpointer destroy_fn_data)
{
	GdkPixbuf *pixbuf;

	/* Only 8-bit/sample RGB buffers are supported for now */

	g_return_val_if_fail (data != NULL, NULL);
	g_return_val_if_fail (colorspace == GDK_COLORSPACE_RGB, NULL);
	g_return_val_if_fail (bits_per_sample == 8, NULL);
	g_return_val_if_fail (width > 0, NULL);
	g_return_val_if_fail (height > 0, NULL);

	pixbuf = g_object_new (GDK_TYPE_PIXBUF, 
			       "colorspace", colorspace,
			       "n-channels", has_alpha ? 4 : 3,
			       "bits-per-sample", bits_per_sample,
			       "has-alpha", has_alpha ? TRUE : FALSE,
			       "width", width,
			       "height", height,
			       "rowstride", rowstride,
			       "pixels", data,
			       NULL);
        
	pixbuf->destroy_fn = destroy_fn;
	pixbuf->destroy_fn_data = destroy_fn_data;

	return pixbuf;
}

#define __GDK_PIXBUF_DATA_C__
#include "gdk-pixbuf-aliasdef.c"

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