[gimp/metadata-browser] app: add GimpOperationShrink which does "shrink selection"
- From: Roman Joost <romanofski src gnome org>
- To: commits-list gnome org
- Cc:
- Subject: [gimp/metadata-browser] app: add GimpOperationShrink which does "shrink selection"
- Date: Wed, 12 Sep 2012 23:27:13 +0000 (UTC)
commit 6e7e3c13f3f049fcb73c36592c935b322eccd19f
Author: Michael Natterer <mitch gimp org>
Date: Sun Mar 25 22:31:22 2012 +0200
app: add GimpOperationShrink which does "shrink selection"
but it's horribly slow, so keep the old code around for now and make
the new one depend on use_gegl.
app/core/gimpchannel.c | 36 +++-
app/gegl/Makefile.am | 6 +-
app/gegl/gimp-gegl-nodes.c | 2 +-
app/gegl/gimp-gegl-types.h | 6 +-
app/gegl/gimp-gegl.c | 6 +-
app/gegl/gimpoperationshrink.c | 426 ++++++++++++++++++++++++++++++++++++++++
app/gegl/gimpoperationshrink.h | 56 ++++++
7 files changed, 523 insertions(+), 15 deletions(-)
---
diff --git a/app/core/gimpchannel.c b/app/core/gimpchannel.c
index 64663d8..c254514 100644
--- a/app/core/gimpchannel.c
+++ b/app/core/gimpchannel.c
@@ -40,6 +40,7 @@
#include "gegl/gimp-gegl-utils.h"
#include "gimp.h"
+#include "gimp-apply-operation.h"
#include "gimp-utils.h"
#include "gimpboundary.h"
#include "gimpcontainer.h"
@@ -1539,8 +1540,7 @@ gimp_channel_real_shrink (GimpChannel *channel,
gboolean edge_lock,
gboolean push_undo)
{
- PixelRegion bPR;
- gint x1, y1, x2, y2;
+ gint x1, y1, x2, y2;
if (radius_x == 0 && radius_y == 0)
return;
@@ -1575,11 +1575,35 @@ gimp_channel_real_shrink (GimpChannel *channel,
else
gimp_drawable_invalidate_boundary (GIMP_DRAWABLE (channel));
- pixel_region_init (&bPR,
- gimp_drawable_get_tiles (GIMP_DRAWABLE (channel)),
- x1, y1, (x2 - x1), (y2 - y1), TRUE);
+ if (gimp_use_gegl (gimp_item_get_image (GIMP_ITEM (channel))->gimp))
+ {
+ GeglNode *shrink;
+
+ shrink = gegl_node_new_child (NULL,
+ "operation", "gimp:shrink",
+ "radius-x", radius_x,
+ "radius-y", radius_y,
+ "edge-lock", edge_lock,
+ NULL);
+
+ gimp_apply_operation (gimp_drawable_get_buffer (GIMP_DRAWABLE (channel)),
+ NULL, NULL,
+ shrink, TRUE,
+ gimp_drawable_get_buffer (GIMP_DRAWABLE (channel)),
+ NULL);
+
+ g_object_unref (shrink);
+ }
+ else
+ {
+ PixelRegion bPR;
- thin_region (&bPR, radius_x, radius_y, edge_lock);
+ pixel_region_init (&bPR,
+ gimp_drawable_get_tiles (GIMP_DRAWABLE (channel)),
+ x1, y1, (x2 - x1), (y2 - y1), TRUE);
+
+ thin_region (&bPR, radius_x, radius_y, edge_lock);
+ }
channel->bounds_known = FALSE;
diff --git a/app/gegl/Makefile.am b/app/gegl/Makefile.am
index afe483c..84f9104 100644
--- a/app/gegl/Makefile.am
+++ b/app/gegl/Makefile.am
@@ -52,8 +52,12 @@ libappgegl_a_sources = \
gimpoperationcagecoefcalc.h \
gimpoperationcagetransform.c \
gimpoperationcagetransform.h \
+ gimpoperationequalize.c \
+ gimpoperationequalize.h \
gimpoperationsetalpha.c \
gimpoperationsetalpha.h \
+ gimpoperationshrink.c \
+ gimpoperationshrink.h \
\
gimpoperationpointfilter.c \
gimpoperationpointfilter.h \
@@ -67,8 +71,6 @@ libappgegl_a_sources = \
gimpoperationcurves.h \
gimpoperationdesaturate.c \
gimpoperationdesaturate.h \
- gimpoperationequalize.c \
- gimpoperationequalize.h \
gimpoperationhuesaturation.c \
gimpoperationhuesaturation.h \
gimpoperationlevels.c \
diff --git a/app/gegl/gimp-gegl-nodes.c b/app/gegl/gimp-gegl-nodes.c
index dc00c43..707cb43 100644
--- a/app/gegl/gimp-gegl-nodes.c
+++ b/app/gegl/gimp-gegl-nodes.c
@@ -189,7 +189,7 @@ gimp_gegl_create_apply_buffer_node (GeglBuffer *buffer,
gegl_node_connect_to (mask_source, "output",
opacity_node, "aux");
- mode_node = gegl_node_new_child (node, NULL, NULL);
+ mode_node = gegl_node_new_child (node, "gegl:nop", NULL);
gimp_gegl_node_set_layer_mode (node, mode, FALSE);
gegl_node_connect_to (opacity_node, "output",
diff --git a/app/gegl/gimp-gegl-types.h b/app/gegl/gimp-gegl-types.h
index 99eda62..12c3ea3 100644
--- a/app/gegl/gimp-gegl-types.h
+++ b/app/gegl/gimp-gegl-types.h
@@ -27,12 +27,11 @@
/* operations */
-typedef struct _GimpOperationTileSink GimpOperationTileSink;
-typedef struct _GimpOperationTileSource GimpOperationTileSource;
-
typedef struct _GimpOperationCageCoefCalc GimpOperationCageCoefCalc;
typedef struct _GimpOperationCageTransform GimpOperationCageTransform;
+typedef struct _GimpOperationEqualize GimpOperationEqualize;
typedef struct _GimpOperationSetAlpha GimpOperationSetAlpha;
+typedef struct _GimpOperationShrink GimpOperationShrink;
typedef struct _GimpOperationPointFilter GimpOperationPointFilter;
typedef struct _GimpOperationBrightnessContrast GimpOperationBrightnessContrast;
@@ -40,7 +39,6 @@ typedef struct _GimpOperationColorBalance GimpOperationColorBalance;
typedef struct _GimpOperationColorize GimpOperationColorize;
typedef struct _GimpOperationCurves GimpOperationCurves;
typedef struct _GimpOperationDesaturate GimpOperationDesaturate;
-typedef struct _GimpOperationEqualize GimpOperationEqualize;
typedef struct _GimpOperationHueSaturation GimpOperationHueSaturation;
typedef struct _GimpOperationLevels GimpOperationLevels;
typedef struct _GimpOperationPosterize GimpOperationPosterize;
diff --git a/app/gegl/gimp-gegl.c b/app/gegl/gimp-gegl.c
index 61a6c94..2254abf 100644
--- a/app/gegl/gimp-gegl.c
+++ b/app/gegl/gimp-gegl.c
@@ -34,14 +34,15 @@
#include "gimpoperationcagecoefcalc.h"
#include "gimpoperationcagetransform.h"
+#include "gimpoperationequalize.h"
#include "gimpoperationsetalpha.h"
+#include "gimpoperationshrink.h"
#include "gimpoperationbrightnesscontrast.h"
#include "gimpoperationcolorbalance.h"
#include "gimpoperationcolorize.h"
#include "gimpoperationcurves.h"
#include "gimpoperationdesaturate.h"
-#include "gimpoperationequalize.h"
#include "gimpoperationhuesaturation.h"
#include "gimpoperationlevels.h"
#include "gimpoperationposterize.h"
@@ -121,14 +122,15 @@ gimp_gegl_init (Gimp *gimp)
g_type_class_ref (GIMP_TYPE_OPERATION_CAGE_COEF_CALC);
g_type_class_ref (GIMP_TYPE_OPERATION_CAGE_TRANSFORM);
+ g_type_class_ref (GIMP_TYPE_OPERATION_EQUALIZE);
g_type_class_ref (GIMP_TYPE_OPERATION_SET_ALPHA);
+ g_type_class_ref (GIMP_TYPE_OPERATION_SHRINK);
g_type_class_ref (GIMP_TYPE_OPERATION_BRIGHTNESS_CONTRAST);
g_type_class_ref (GIMP_TYPE_OPERATION_COLOR_BALANCE);
g_type_class_ref (GIMP_TYPE_OPERATION_COLORIZE);
g_type_class_ref (GIMP_TYPE_OPERATION_CURVES);
g_type_class_ref (GIMP_TYPE_OPERATION_DESATURATE);
- g_type_class_ref (GIMP_TYPE_OPERATION_EQUALIZE);
g_type_class_ref (GIMP_TYPE_OPERATION_HUE_SATURATION);
g_type_class_ref (GIMP_TYPE_OPERATION_LEVELS);
g_type_class_ref (GIMP_TYPE_OPERATION_POSTERIZE);
diff --git a/app/gegl/gimpoperationshrink.c b/app/gegl/gimpoperationshrink.c
new file mode 100644
index 0000000..8fa9940
--- /dev/null
+++ b/app/gegl/gimpoperationshrink.c
@@ -0,0 +1,426 @@
+/* GIMP - The GNU Image Manipulation Program
+ * Copyright (C) 1995 Spencer Kimball and Peter Mattis
+ *
+ * gimpoperationshrink.c
+ * Copyright (C) 2012 Michael Natterer <mitch gimp org>
+ *
+ * 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 <http://www.gnu.org/licenses/>.
+ */
+
+#include "config.h"
+
+#include <cairo.h>
+#include <gegl.h>
+
+#include "libgimpcolor/gimpcolor.h"
+#include "libgimpmath/gimpmath.h"
+
+#include "gimp-gegl-types.h"
+
+#include "gimp-gegl-utils.h"
+#include "gimpoperationshrink.h"
+
+
+enum
+{
+ PROP_0,
+ PROP_RADIUS_X,
+ PROP_RADIUS_Y,
+ PROP_EDGE_LOCK
+};
+
+
+static void gimp_operation_shrink_get_property (GObject *object,
+ guint property_id,
+ GValue *value,
+ GParamSpec *pspec);
+static void gimp_operation_shrink_set_property (GObject *object,
+ guint property_id,
+ const GValue *value,
+ GParamSpec *pspec);
+
+static GeglRectangle
+gimp_operation_shrink_get_required_for_output (GeglOperation *self,
+ const gchar *input_pad,
+ const GeglRectangle *roi);
+static GeglRectangle
+ gimp_operation_shrink_get_cached_region (GeglOperation *self,
+ const GeglRectangle *roi);
+static void gimp_operation_shrink_prepare (GeglOperation *operation);
+static gboolean gimp_operation_shrink_process (GeglOperation *operation,
+ GeglBuffer *input,
+ GeglBuffer *output,
+ const GeglRectangle *roi,
+ gint level);
+
+
+G_DEFINE_TYPE (GimpOperationShrink, gimp_operation_shrink,
+ GEGL_TYPE_OPERATION_FILTER)
+
+#define parent_class gimp_operation_shrink_parent_class
+
+
+static void
+gimp_operation_shrink_class_init (GimpOperationShrinkClass *klass)
+{
+ GObjectClass *object_class = G_OBJECT_CLASS (klass);
+ GeglOperationClass *operation_class = GEGL_OPERATION_CLASS (klass);
+ GeglOperationFilterClass *filter_class = GEGL_OPERATION_FILTER_CLASS (klass);
+
+ object_class->set_property = gimp_operation_shrink_set_property;
+ object_class->get_property = gimp_operation_shrink_get_property;
+
+ operation_class->name = "gimp:shrink";
+ operation_class->categories = "gimp";
+ operation_class->description = "GIMP Shrink operation";
+
+ operation_class->prepare = gimp_operation_shrink_prepare;
+ operation_class->get_required_for_output = gimp_operation_shrink_get_required_for_output;
+ operation_class->get_cached_region = gimp_operation_shrink_get_cached_region;
+
+ filter_class->process = gimp_operation_shrink_process;
+
+ g_object_class_install_property (object_class, PROP_RADIUS_X,
+ g_param_spec_int ("radius-x",
+ "Radius X",
+ "Shrink radius in X diection",
+ 1, 2342, 1,
+ G_PARAM_READWRITE |
+ G_PARAM_CONSTRUCT));
+
+ g_object_class_install_property (object_class, PROP_RADIUS_Y,
+ g_param_spec_int ("radius-y",
+ "Radius Y",
+ "Shrink radius in Y diection",
+ 1, 2342, 1,
+ G_PARAM_READWRITE |
+ G_PARAM_CONSTRUCT));
+
+ g_object_class_install_property (object_class, PROP_EDGE_LOCK,
+ g_param_spec_boolean ("edge-lock",
+ "Edge Lock",
+ "Shrink from border",
+ FALSE,
+ G_PARAM_READWRITE |
+ G_PARAM_CONSTRUCT));
+}
+
+static void
+gimp_operation_shrink_init (GimpOperationShrink *self)
+{
+}
+
+static void
+gimp_operation_shrink_get_property (GObject *object,
+ guint property_id,
+ GValue *value,
+ GParamSpec *pspec)
+{
+ GimpOperationShrink *self = GIMP_OPERATION_SHRINK (object);
+
+ switch (property_id)
+ {
+ case PROP_RADIUS_X:
+ g_value_set_int (value, self->radius_x);
+ break;
+
+ case PROP_RADIUS_Y:
+ g_value_set_int (value, self->radius_y);
+ break;
+
+ case PROP_EDGE_LOCK:
+ g_value_set_boolean (value, self->edge_lock);
+ break;
+
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
+ break;
+ }
+}
+
+static void
+gimp_operation_shrink_set_property (GObject *object,
+ guint property_id,
+ const GValue *value,
+ GParamSpec *pspec)
+{
+ GimpOperationShrink *self = GIMP_OPERATION_SHRINK (object);
+
+ switch (property_id)
+ {
+ case PROP_RADIUS_X:
+ self->radius_x = g_value_get_int (value);
+ break;
+
+ case PROP_RADIUS_Y:
+ self->radius_y = g_value_get_int (value);
+ break;
+
+ case PROP_EDGE_LOCK:
+ self->edge_lock = g_value_get_boolean (value);
+ break;
+
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
+ break;
+ }
+}
+
+static void
+gimp_operation_shrink_prepare (GeglOperation *operation)
+{
+ gegl_operation_set_format (operation, "input", babl_format ("Y u8"));
+ gegl_operation_set_format (operation, "output", babl_format ("Y u8"));
+}
+
+static GeglRectangle
+gimp_operation_shrink_get_required_for_output (GeglOperation *self,
+ const gchar *input_pad,
+ const GeglRectangle *roi)
+{
+ return *gegl_operation_source_get_bounding_box (self, "input");
+}
+
+static GeglRectangle
+gimp_operation_shrink_get_cached_region (GeglOperation *self,
+ const GeglRectangle *roi)
+{
+ return *gegl_operation_source_get_bounding_box (self, "input");
+}
+
+static void
+compute_border (gint16 *circ,
+ guint16 xradius,
+ guint16 yradius)
+{
+ gint32 i;
+ gint32 diameter = xradius * 2 + 1;
+ gdouble tmp;
+
+ for (i = 0; i < diameter; i++)
+ {
+ if (i > xradius)
+ tmp = (i - xradius) - 0.5;
+ else if (i < xradius)
+ tmp = (xradius - i) - 0.5;
+ else
+ tmp = 0.0;
+
+ circ[i] = RINT (yradius /
+ (gdouble) xradius * sqrt (SQR (xradius) - SQR (tmp)));
+ }
+}
+
+static inline void
+rotate_pointers (guchar **p,
+ guint32 n)
+{
+ guint32 i;
+ guchar *tmp;
+
+ tmp = p[0];
+
+ for (i = 0; i < n - 1; i++)
+ p[i] = p[i + 1];
+
+ p[i] = tmp;
+}
+
+static gboolean
+gimp_operation_shrink_process (GeglOperation *operation,
+ GeglBuffer *input,
+ GeglBuffer *output,
+ const GeglRectangle *roi,
+ gint level)
+{
+ GimpOperationShrink *self = GIMP_OPERATION_SHRINK (operation);
+ /*
+ pretty much the same as fatten_region only different
+ blame all bugs in this function on jaycox gimp org
+ */
+ /* If edge_lock is true we assume that pixels outside the region
+ we are passed are identical to the edge pixels.
+ If edge_lock is false, we assume that pixels outside the region are 0
+ */
+ gint32 i, j, x, y;
+ guchar **buf; /* caches the the region's pixels */
+ guchar *out; /* holds the new scan line we are computing */
+ guchar **max; /* caches the smallest values for each column */
+ gint16 *circ; /* holds the y coords of the filter's mask */
+ gint16 last_max, last_index;
+
+ guchar *buffer;
+ gint buffer_size;
+
+ max = g_new (guchar *, roi->width + 2 * self->radius_x);
+ buf = g_new (guchar *, self->radius_y + 1);
+
+ for (i = 0; i < self->radius_y + 1; i++)
+ buf[i] = g_new (guchar, roi->width);
+
+ buffer_size = (roi->width+ 2 * self->radius_x + 1) * (self->radius_y + 1);
+ buffer = g_new (guchar, buffer_size);
+
+ if (self->edge_lock)
+ memset(buffer, 255, buffer_size);
+ else
+ memset(buffer, 0, buffer_size);
+
+ for (i = 0; i < roi->width + 2 * self->radius_x; i++)
+ {
+ if (i < self->radius_x)
+ {
+ if (self->edge_lock)
+ max[i] = buffer;
+ else
+ max[i] = &buffer[(self->radius_x + 1) * (roi->width + self->radius_x)];
+ }
+ else if (i < roi->width + self->radius_x)
+ {
+ max[i] = &buffer[(self->radius_y + 1) * (i - self->radius_x)];
+ }
+ else
+ {
+ if (self->edge_lock)
+ max[i] = &buffer[(self->radius_x + 1) * (roi->width + self->radius_x - 1)];
+ else
+ max[i] = &buffer[(self->radius_x + 1) * (roi->width + self->radius_x)];
+ }
+ }
+
+ if (! self->edge_lock)
+ for (j = 0 ; j < self->radius_x + 1; j++)
+ max[0][j] = 0;
+
+ /* offset the max pointer by xradius so the range of the array
+ is [-xradius] to [region->w + xradius] */
+ max += self->radius_x;
+
+ out = g_new (guchar, roi->width);
+
+ circ = g_new (gint16, 2 * self->radius_x + 1);
+ compute_border (circ, self->radius_x, self->radius_y);
+
+ /* offset the circ pointer by xradius so the range of the array
+ is [-xradius] to [xradius] */
+ circ += self->radius_x;
+
+ for (i = 0; i < self->radius_y && i < roi->height; i++) /* load top of image */
+ gegl_buffer_get (input,
+ GIMP_GEGL_RECT (roi->x, roi->y + i,
+ roi->width, 1),
+ 1.0, NULL, buf[i + 1], GEGL_AUTO_ROWSTRIDE);
+
+ if (self->edge_lock)
+ memcpy (buf[0], buf[1], roi->width);
+ else
+ memset (buf[0], 0, roi->width);
+
+
+ for (x = 0; x < roi->width; x++) /* set up max for top of image */
+ {
+ max[x][0] = buf[0][x];
+
+ for (j = 1; j < self->radius_y + 1; j++)
+ max[x][j] = MIN(buf[j][x], max[x][j-1]);
+ }
+
+ for (y = 0; y < roi->height; y++)
+ {
+ rotate_pointers (buf, self->radius_y + 1);
+
+ if (y < roi->height - self->radius_y)
+ gegl_buffer_get (input,
+ GIMP_GEGL_RECT (roi->x, roi->y + y + self->radius_y,
+ roi->width, 1),
+ 1.0, NULL, buf[self->radius_y], GEGL_AUTO_ROWSTRIDE);
+ else if (self->edge_lock)
+ memcpy (buf[self->radius_y], buf[self->radius_y - 1], roi->width);
+ else
+ memset (buf[self->radius_y], 0, roi->width);
+
+ for (x = 0 ; x < roi->width; x++) /* update max array */
+ {
+ for (i = self->radius_y; i > 0; i--)
+ max[x][i] = MIN (MIN (max[x][i - 1], buf[i - 1][x]), buf[i][x]);
+
+ max[x][0] = buf[0][x];
+ }
+
+ last_max = max[0][circ[-1]];
+ last_index = 0;
+
+ for (x = 0 ; x < roi->width; x++) /* render scan line */
+ {
+ last_index--;
+
+ if (last_index >= 0)
+ {
+ if (last_max == 0)
+ {
+ out[x] = 0;
+ }
+ else
+ {
+ last_max = 255;
+
+ for (i = self->radius_x; i >= 0; i--)
+ if (last_max > max[x + i][circ[i]])
+ {
+ last_max = max[x + i][circ[i]];
+ last_index = i;
+ }
+
+ out[x] = last_max;
+ }
+ }
+ else
+ {
+ last_index = self->radius_x;
+ last_max = max[x + self->radius_y][circ[self->radius_x]];
+
+ for (i = self->radius_x - 1; i >= -self->radius_x; i--)
+ if (last_max > max[x + i][circ[i]])
+ {
+ last_max = max[x + i][circ[i]];
+ last_index = i;
+ }
+
+ out[x] = last_max;
+ }
+ }
+
+ gegl_buffer_set (output,
+ GIMP_GEGL_RECT (roi->x, roi->y + y,
+ roi->width, 1),
+ 1.0, NULL, out, GEGL_AUTO_ROWSTRIDE);
+ }
+
+ /* undo the offsets to the pointers so we can free the malloced memmory */
+ circ -= self->radius_x;
+ max -= self->radius_x;
+
+ /* free the memmory */
+ g_free (circ);
+ g_free (buffer);
+ g_free (max);
+
+ for (i = 0; i < self->radius_x + 1; i++)
+ g_free (buf[i]);
+
+ g_free (buf);
+ g_free (out);
+
+ return TRUE;
+}
diff --git a/app/gegl/gimpoperationshrink.h b/app/gegl/gimpoperationshrink.h
new file mode 100644
index 0000000..b7ccfac
--- /dev/null
+++ b/app/gegl/gimpoperationshrink.h
@@ -0,0 +1,56 @@
+/* GIMP - The GNU Image Manipulation Program
+ * Copyright (C) 1995 Spencer Kimball and Peter Mattis
+ *
+ * gimpoperationshrink.h
+ * Copyright (C) 2012 Michael Natterer <mitch gimp org>
+ *
+ * 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 <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef __GIMP_OPERATION_SHRINK_H__
+#define __GIMP_OPERATION_SHRINK_H__
+
+
+#include <gegl-plugin.h>
+
+
+#define GIMP_TYPE_OPERATION_SHRINK (gimp_operation_shrink_get_type ())
+#define GIMP_OPERATION_SHRINK(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GIMP_TYPE_OPERATION_SHRINK, GimpOperationShrink))
+#define GIMP_OPERATION_SHRINK_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GIMP_TYPE_OPERATION_SHRINK, GimpOperationShrinkClass))
+#define GIMP_IS_OPERATION_SHRINK(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GIMP_TYPE_OPERATION_SHRINK))
+#define GIMP_IS_OPERATION_SHRINK_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GIMP_TYPE_OPERATION_SHRINK))
+#define GIMP_OPERATION_SHRINK_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GIMP_TYPE_OPERATION_SHRINK, GimpOperationShrinkClass))
+
+
+typedef struct _GimpOperationShrinkClass GimpOperationShrinkClass;
+
+struct _GimpOperationShrink
+{
+ GeglOperationFilter parent_instance;
+
+ gint radius_x;
+ gint radius_y;
+ gboolean edge_lock;
+};
+
+struct _GimpOperationShrinkClass
+{
+ GeglOperationFilterClass parent_class;
+};
+
+
+GType gimp_operation_shrink_get_type (void) G_GNUC_CONST;
+
+
+#endif /* __GIMP_OPERATION_SHRINK_H__ */
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