/* GIMP - The GNU Image Manipulation Program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* 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 3 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, see <https://www.gnu.org/licenses/>.
*/
#ifndef __JPEG_H__
#define __JPEG_H__
#define LOAD_PROC
"file-jpeg-load"
#define LOAD_THUMB_PROC
"file-jpeg-load-thumb"
#define EXPORT_PROC
"file-jpeg-export"
#define PLUG_IN_BINARY
"file-jpeg"
#define PLUG_IN_ROLE
"gimp-file-jpeg"
/* headers used in some APPn markers */
#define JPEG_APP_HEADER_EXIF
"Exif\0\0"
#define JPEG_APP_HEADER_XMP
"http://ns.adobe.com/xap/1.0/"
#define JPEG_APP_HEADER_PS
"Photoshop 3.0"
typedef struct my_error_mgr
{
struct jpeg_error_mgr pub;
/* "public" fields */
/* Ugh, the jmp_buf field needs to be 16-byte aligned on ia64 and some
* glibc/icc combinations don't guarantee this.
* See: https://bugzilla.gnome.org/show_bug.cgi?id=138357
*
* We used to pad with a dummy variable, but I believe using the
* aligned attribute should be fine by now.
*/
jmp_buf setjmp_buffer __attribute__((aligned(
16)));
/* for return to caller */
} *my_error_ptr;
typedef enum
{
JPEG_SUBSAMPLING_2x2_1x1_1x1 =
0,
/* smallest file */
JPEG_SUBSAMPLING_2x1_1x1_1x1 =
1,
/* 4:2:2 */
JPEG_SUBSAMPLING_1x1_1x1_1x1 =
2,
JPEG_SUBSAMPLING_1x2_1x1_1x1 =
3
} JpegSubsampling;
extern GimpImage *
volatile preview_image;
extern GimpLayer * preview_layer;
extern gboolean undo_touched;
extern gboolean load_interactive;
extern GimpDisplay *display;
extern gboolean separate_display;
void destroy_preview (
void);
void my_error_exit (j_common_ptr cinfo);
void my_emit_message (j_common_ptr cinfo,
int msg_level);
void my_output_message (j_common_ptr cinfo);
#endif /* __JPEG_H__ */
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