gtk2/gdk-pixbuf/gdk-pixbuf-io.h
Havoc Pennington 6b9f907270 Pixbuf saving, patch from David Welton.
2000-10-05  Havoc Pennington  <hp@redhat.com>

        Pixbuf saving, patch from David Welton.

	* Makefile.am (GDK_PIXBUF_LIBS): add INTLLIBS
	(libgdk_pixbuf_1_3_la_SOURCES): add gdk-pixbuf-i18n.h

	* gdk-pixbuf-i18n.h: Add _() to gdk-pixbuf

	* io-png.c (gdk_pixbuf__png_image_save): PNG save routine.

	* io-jpeg.c (gdk_pixbuf__jpeg_image_save): JPEG save routine.

	* gdk-pixbuf-io.c (gdk_pixbuf_save):
	(gdk_pixbuf_savev): Implement pixbuf saving routines

	* gdk-pixbuf.c (gdk_pixbuf_error_quark): pixbuf error quark
	function

	* gdk-pixbuf.h: Add public save routines; add pixbuf error
	types

	* gdk-pixbuf-io.h: Add save function to GdkPixbufModule

2000-10-05  Havoc Pennington  <hp@redhat.com>

        * demos/testpixbuf-save.c: add pixbuf save test

	* demos/Makefile.am: add testpixbuf-save.c
2000-10-06 18:19:18 +00:00

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/* GdkPixbuf library - Io handling. This is an internal header for gdk-pixbuf.
* You should never use it unless you are doing developement for gdkpixbuf itself.
*
* Copyright (C) 1999 The Free Software Foundation
*
* Authors: Mark Crichton <crichton@gimp.org>
* Miguel de Icaza <miguel@gnu.org>
* Federico Mena-Quintero <federico@gimp.org>
* Jonathan Blandford <jrb@redhat.com>
* Michael Fulbright <drmike@redhat.com>
*
* 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.
*/
#ifndef GDK_PIXBUF_IO_H
#define GDK_PIXBUF_IO_H
#include <gmodule.h>
#include <stdio.h>
#include "gdk-pixbuf.h"
#include "gdk-pixbuf-i18n.h"
#ifdef __cplusplus
extern "C" {
#endif
typedef void (* ModulePreparedNotifyFunc) (GdkPixbuf *pixbuf, gpointer user_data);
typedef void (* ModuleUpdatedNotifyFunc) (GdkPixbuf *pixbuf,
guint x, guint y,
guint width, guint height,
gpointer user_data);
/* Needed only for animated images. */
typedef void (* ModuleFrameDoneNotifyFunc) (GdkPixbufFrame *frame,
gpointer user_data);
typedef void (* ModuleAnimationDoneNotifyFunc) (GdkPixbuf *pixbuf,
gpointer user_data);
typedef struct _GdkPixbufModule GdkPixbufModule;
struct _GdkPixbufModule {
char *module_name;
gboolean (* format_check) (guchar *buffer, int size);
GModule *module;
GdkPixbuf *(* load) (FILE *f);
GdkPixbuf *(* load_xpm_data) (const char **data);
/* Incremental loading */
gpointer (* begin_load) (ModulePreparedNotifyFunc prepare_func,
ModuleUpdatedNotifyFunc update_func,
ModuleFrameDoneNotifyFunc frame_done_func,
ModuleAnimationDoneNotifyFunc anim_done_func,
gpointer user_data);
void (* stop_load) (gpointer context);
gboolean (* load_increment) (gpointer context,
const guchar *buf,
guint size);
/* Animation loading */
GdkPixbufAnimation *(* load_animation) (FILE *f);
gboolean (* save) (FILE *f,
GdkPixbuf *pixbuf,
gchar **param_keys,
gchar **param_values,
GError **err);
};
GdkPixbufModule *gdk_pixbuf_get_module (guchar *buffer, guint size);
GdkPixbufModule *gdk_pixbuf_get_named_module (const char *name);
void gdk_pixbuf_load_module (GdkPixbufModule *image_module);
#ifdef __cplusplus
}
#endif
#endif