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fix-ca.c
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fix-ca.c
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/*
* fix-ca.c - gimp3-plugin-fix-ca - Fix Chromatic Aberration
* Copyright (c) 2006, 2007 Kriang Lerdsuwanakij - (original author)
* Copyright (c) 2023, 2024 Jose Da Silva (gimp3, updates, improvements)
*
* 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/>.
*/
#if __has_include("fix-ca-config.h")
#include "fix-ca-config.h"
#else
#define FIX_CA_VERSION "fix-CA local"
#endif
#include <string.h>
#include <math.h>
#include <libgimp/gimp.h>
#include <libgimp/gimpui.h>
#ifdef GDK_WINDOWING_QUARTZ
#import <Cocoa/Cocoa.h>
#elif defined (G_OS_WIN32)
#include <windows.h>
#endif
#ifdef HAVE_GETTEXT
#include <libintl.h>
#define _(String) gettext (String)
#ifdef gettext_noop
# define N_(String) gettext_noop (String)
#else
# define N_(String) (String)
#endif
#else
/* No i18n for now */
#define _(x) x
#define N_(x) x
#endif
#ifdef DEBUG_TIME
# include <sys/time.h>
# include <stdio.h>
#endif
#define PLUG_IN_PROC "plug-in-fix-ca"
#define PLUG_IN_ROLE "gimp-fix-ca"
#define PLUG_IN_BINARY "fix-ca"
#define PROCEDURE_NAME "Fix-CA"
#define DATA_KEY_VALS "fix_ca"
/* For fixca() row buffer management */
#define SOURCE_ROWS 120
#define INPUT_MAX SOURCE_ROWS/4
#define INPUT_MXF SOURCE_ROWS/4.0
#define ROW_INVALID -100
#define ITER_INITIAL -100
typedef struct _FixCa FixCa;
typedef struct _FixCaClass FixCaClass;
struct _FixCa {
GimpPlugIn parent_instance;
};
struct _FixCaClass {
GimpPlugInClass parent_class;
};
/* Storage type */
typedef struct {
gdouble blueL;
gdouble redL;
gdouble lensX;
gdouble lensY;
GimpInterpolationType interpolation;
gdouble blueX;
gdouble redX;
gdouble blueY;
gdouble redY;
/* local image use */
GimpDrawable *drawable;
guchar *srcImg;
guchar *destImg;
gint Xsize;
gint Ysize;
gint bpp;
gint bpc;
gdouble saturation;
gboolean reset_values;
} FixCaParams;
/* Declare local functions. */
#define FIXCA_TYPE (fixca_get_type())
#define FIXCA (obj) (G_TYPE_CHECK_INSTANCE_CAST((obj), FIXCA_TYPE, FixCa))
GType fixca_get_type (void) G_GNUC_CONST;
static GList * fixca_query_procedures (GimpPlugIn *plug_in);
static GimpProcedure * fixca_create_procedure (GimpPlugIn *plug_in,
const gchar *name);
static GimpValueArray * fixca_run (GimpProcedure *procedure,
GimpRunMode run_mode,
GimpImage *image,
gint n_drawables,
GimpDrawable **drawables,
GimpProcedureConfig *proc_config,
gpointer run_data);
static gboolean fixca_dialog (GimpProcedure *procedure,
GObject *config,
FixCaParams *params);
static void fixca_region (FixCaParams *params,
gint x1,
gint x2,
gint y1,
gint y2,
gboolean show_progress);
static void fixca_help (const gchar *help_id,
gpointer help_data);
static void preview_update (GtkWidget *widget,
GObject *config);
static void set_default_settings (FixCaParams *params);
G_DEFINE_TYPE (FixCa, fixca, GIMP_TYPE_PLUG_IN)
GIMP_MAIN (FIXCA_TYPE)
//DEFINE_STD_SET_I18N; ***don't use - 3rd-party locale external to gimp3
static void
fixca_class_init (FixCaClass *klass)
{
GimpPlugInClass *plug_in_class = GIMP_PLUG_IN_CLASS (klass);
plug_in_class->query_procedures = fixca_query_procedures;
plug_in_class->create_procedure = fixca_create_procedure;
//plug_in_class->set_i18n = STD_SET_I18N;
}
static void
fixca_init (FixCa *fixca)
{
}
static GList *
fixca_query_procedures (GimpPlugIn *plug_in)
{
return g_list_append (NULL, g_strdup (PLUG_IN_PROC));
}
static GimpProcedure *
fixca_create_procedure (GimpPlugIn *plug_in,
const gchar *name)
{
GimpProcedure *procedure = NULL;
if (!strcmp (name, PLUG_IN_PROC)) {
procedure = gimp_image_procedure_new (plug_in, name,
GIMP_PDB_PROC_TYPE_PLUGIN,
fixca_run, NULL, NULL);
gimp_procedure_set_image_types (procedure, "RGB*");
gimp_procedure_set_sensitivity_mask (procedure,
GIMP_PROCEDURE_SENSITIVE_DRAWABLE);
#ifdef HAVE_GETTEXT
/* Initialize i18n support */
setlocale (LC_ALL, "");
bindtextdomain (GETTEXT_PACKAGE, gimp_locale_directory ());
#ifdef HAVE_BIND_TEXTDOMAIN_CODESET
bind_textdomain_codeset (GETTEXT_PACKAGE, "UTF-8");
#endif
textdomain (GETTEXT_PACKAGE);
#endif
gimp_procedure_set_menu_label (procedure, _("Chromatic Aberration..."));
gimp_procedure_add_menu_path (procedure, _("<Image>/Filters/Colors"));
gimp_procedure_set_documentation (procedure,
/* menu entry tooltip blurb */ _("Fix Chromatic Aberration"),
/* help for script developers */ _("Fix Chromatic Aberration caused by "
"optical lens (eg: analog cameras, adapters)."
"This plugin works by shifting red and blue" "pixels in the specified amounts."),
/* help ID */ PLUG_IN_PROC);
gimp_procedure_set_attribution (procedure,
/* author(s) original, GIMP3 */ "Kriang Lerdsuwanakij, Jose Da Silva",
/* copyright */ "GPL3+",
/* date made */ "2024");
GIMP_PROC_ARG_DOUBLE (procedure, "bluel",
_("_Blue-L"), _("Blue amount (lateral)"),
-INPUT_MXF, INPUT_MXF, 0.0, G_PARAM_READWRITE);
GIMP_PROC_ARG_DOUBLE (procedure, "redl",
_("_Red-L"), _("Red amount (lateral)"),
-INPUT_MXF, INPUT_MXF, 0.0, G_PARAM_READWRITE);
GIMP_PROC_ARG_INT (procedure, "lensx",
_("Lens_X"), _("Lens center X (lateral)"),
-1, GIMP_MAX_IMAGE_SIZE-1, -1, G_PARAM_READWRITE);
GIMP_PROC_ARG_INT (procedure, "lensy",
_("Lens_Y"), _("Lens center Y (lateral)"),
-1, GIMP_MAX_IMAGE_SIZE-1, -1, G_PARAM_READWRITE);
GIMP_PROC_ARG_INT (procedure, "interpolation",
_("_Interpolation"),
_("Interpolation 0=None/1=Linear/2=Cubic"),
0, 2, 1, G_PARAM_READWRITE);
GIMP_PROC_ARG_DOUBLE (procedure, "bluex",
_("B_lue-X"), _("Blue amount, X axis (directional)"),
-INPUT_MAX, INPUT_MAX, 0.0, G_PARAM_READWRITE);
GIMP_PROC_ARG_DOUBLE (procedure, "redx",
_("R_ed-X"), _("Red amount, X axis (directional)"),
-INPUT_MAX, INPUT_MAX, 0.0, G_PARAM_READWRITE);
GIMP_PROC_ARG_DOUBLE (procedure, "bluey",
_("Bl_ue-Y"), _("Blue amount, Y axis (directional)"),
-INPUT_MAX, INPUT_MAX, 0.0, G_PARAM_READWRITE);
GIMP_PROC_ARG_DOUBLE (procedure, "redy",
_("Re_d-Y"), _("Red amount, Y axis (directional)"),
-INPUT_MAX, INPUT_MAX, 0.0, G_PARAM_READWRITE);
}
return procedure;
}
static GimpValueArray *
fixca_run (GimpProcedure *procedure,
GimpRunMode run_mode,
GimpImage *image,
gint n_drawables,
GimpDrawable **drawables,
GimpProcedureConfig *proc_config,
gpointer run_data)
{
const Babl *format;
GeglBuffer *srcBuf;
GeglBuffer *shadow;
GimpDrawable *drawable;
FixCaParams fix_ca_params;
GimpPDBStatusType status = GIMP_PDB_SUCCESS;
GError *error = NULL;
gint x, y, width, height, sizeImg;
#ifdef HAVE_GETTEXT
/* Initialize i18n support */
setlocale(LC_ALL, "");
bindtextdomain(GETTEXT_PACKAGE, gimp_locale_directory());
#ifdef HAVE_BIND_TEXTDOMAIN_CODESET
bind_textdomain_codeset(GETTEXT_PACKAGE, "UTF-8");
#endif
textdomain(GETTEXT_PACKAGE);
#endif
if (n_drawables != 1) {
g_set_error (&error, GIMP_PLUG_IN_ERROR, 0,
_("Procedure '%s' only works with one drawable."),
gimp_procedure_get_name (procedure));
return gimp_procedure_new_return_values (procedure,
GIMP_PDB_CALLING_ERROR,
error);
}
fix_ca_params.drawable = drawable = drawables[0];
if (!gimp_drawable_is_rgb (drawable)) {
g_set_error (&error, GIMP_PLUG_IN_ERROR, 0,
_("Procedure '%s' only works with RGB or RGBA."),
gimp_procedure_get_name (procedure));
return gimp_procedure_new_return_values (procedure,
GIMP_PDB_CALLING_ERROR,
error);
}
/* init, and fetch variables */
fix_ca_params.Xsize = gimp_drawable_get_width (drawable);
fix_ca_params.Ysize = gimp_drawable_get_height (drawable);
fix_ca_params.bpp = gimp_drawable_get_bpp (drawable);
fix_ca_params.srcImg = fix_ca_params.destImg = NULL;
set_default_settings (&fix_ca_params);
g_object_get (proc_config,
"interpolation", &fix_ca_params.interpolation,
"bluel", &fix_ca_params.blueL,
"redl", &fix_ca_params.redL,
"lensx", &fix_ca_params.lensX,
"lensy", &fix_ca_params.lensY,
"bluex", &fix_ca_params.blueX,
"redx", &fix_ca_params.redX,
"bluey", &fix_ca_params.blueY,
"redy", &fix_ca_params.redY,
NULL);
if (fix_ca_params.blueL < -INPUT_MAX)
fix_ca_params.blueL = -INPUT_MAX;
if (fix_ca_params.blueL > INPUT_MAX)
fix_ca_params.blueL = INPUT_MAX;
if (fix_ca_params.redL < -INPUT_MAX)
fix_ca_params.redL = -INPUT_MAX;
if (fix_ca_params.redL > INPUT_MAX)
fix_ca_params.redL = INPUT_MAX;
if (fix_ca_params.lensX < -1.0 || fix_ca_params.lensX >= fix_ca_params.Xsize)
fix_ca_params.lensX = -1.0;
if (fix_ca_params.lensY < -1.0 || fix_ca_params.lensY >= fix_ca_params.Ysize)
fix_ca_params.lensY = -1.0;
if (fix_ca_params.interpolation < 0 || fix_ca_params.interpolation > 2)
fix_ca_params.interpolation = 0;
if (fix_ca_params.blueX < -INPUT_MAX)
fix_ca_params.blueX = -INPUT_MAX;
if (fix_ca_params.blueX > INPUT_MAX)
fix_ca_params.blueX = INPUT_MAX;
if (fix_ca_params.redX < -INPUT_MAX)
fix_ca_params.redX = -INPUT_MAX;
if (fix_ca_params.redX > INPUT_MAX)
fix_ca_params.redX = INPUT_MAX;
if (fix_ca_params.blueY < -INPUT_MAX)
fix_ca_params.blueY = -INPUT_MAX;
if (fix_ca_params.blueY > INPUT_MAX)
fix_ca_params.blueY = INPUT_MAX;
if (fix_ca_params.redY < -INPUT_MAX)
fix_ca_params.redY = -INPUT_MAX;
if (fix_ca_params.redY > INPUT_MAX)
fix_ca_params.redY = INPUT_MAX;
/* figure-out bytes per color precision */
switch (gimp_image_get_precision (image)) {
case GIMP_PRECISION_U8_LINEAR:
case GIMP_PRECISION_U8_NON_LINEAR:
case GIMP_PRECISION_U8_PERCEPTUAL:
fix_ca_params.bpc = 1;
break;
case GIMP_PRECISION_U16_LINEAR:
case GIMP_PRECISION_U16_NON_LINEAR:
case GIMP_PRECISION_U16_PERCEPTUAL:
fix_ca_params.bpc = 2;
break;
case GIMP_PRECISION_U32_LINEAR:
case GIMP_PRECISION_U32_NON_LINEAR:
case GIMP_PRECISION_U32_PERCEPTUAL:
fix_ca_params.bpc = 4;
break;
case GIMP_PRECISION_DOUBLE_LINEAR:
case GIMP_PRECISION_DOUBLE_NON_LINEAR:
case GIMP_PRECISION_DOUBLE_PERCEPTUAL:
fix_ca_params.bpc = -8; /* IEEE 754 double precision */
break;
case GIMP_PRECISION_FLOAT_LINEAR:
case GIMP_PRECISION_FLOAT_NON_LINEAR:
case GIMP_PRECISION_FLOAT_PERCEPTUAL:
fix_ca_params.bpc = -4; /* IEEE 754 single precision */
break;
case GIMP_PRECISION_HALF_LINEAR:
case GIMP_PRECISION_HALF_NON_LINEAR:
case GIMP_PRECISION_HALF_PERCEPTUAL:
fix_ca_params.bpc = -2; /* IEEE 754 half precision */
break;
default:
if (fix_ca_params.bpp == 24 || fix_ca_params.bpp == 32) {
fix_ca_params.bpc = 8; /* 64bit RBC/RBCA */
} else {
g_set_error (&error, GIMP_PLUG_IN_ERROR, 0,
_("Procedure '%s' cannot use this color precision."),
gimp_procedure_get_name (procedure));
return gimp_procedure_new_return_values (procedure,
GIMP_PDB_CALLING_ERROR,
error);
}
}
#ifdef DEBUG_TIME
printf("Xsize=%d Ysize=%d, ",
fix_ca_params.Xsize, fix_ca_params.Ysize);
printf("bytes per pixel=%d, bytes per color=%d\n",
fix_ca_params.bpp, fix_ca_params.bpc);
#endif
/* prepare to draw, or preview, fetch values and image */
sizeImg = fix_ca_params.Xsize * fix_ca_params.Ysize * fix_ca_params.bpp;
fix_ca_params.srcImg = g_new (guchar, sizeImg);
fix_ca_params.destImg = g_new (guchar, sizeImg);
if (fix_ca_params.srcImg == NULL || fix_ca_params.destImg == NULL) {
/* TODO: REDO gimp-fix-ca to work with super-large-pics */
if (fix_ca_params.destImg != NULL) g_free(fix_ca_params.destImg);
if (fix_ca_params.srcImg != NULL) g_free(fix_ca_params.srcImg);
g_set_error (&error, GIMP_PLUG_IN_ERROR, 0,
_("Procedure '%s', not enough RAM."),
gimp_procedure_get_name (procedure));
return gimp_procedure_new_return_values (procedure,
GIMP_PDB_CALLING_ERROR,
error);
}
format = gimp_drawable_get_format (drawable);
gegl_init (NULL, NULL);
srcBuf = gimp_drawable_get_buffer (drawable);
gegl_buffer_get (srcBuf,
GEGL_RECTANGLE (0, 0, fix_ca_params.Xsize, fix_ca_params.Ysize),
1.0, format, fix_ca_params.srcImg, GEGL_AUTO_ROWSTRIDE,
GEGL_ABYSS_NONE);
/* In interactive mode, display dialog to get 'config' variables. */
if (run_mode == GIMP_RUN_INTERACTIVE && \
! fixca_dialog (procedure, G_OBJECT (proc_config), &fix_ca_params)) {
status = GIMP_PDB_CANCEL;
}
/* Modify image according to input params */
if (status == GIMP_PDB_SUCCESS &&
gimp_drawable_mask_intersect (drawable, &x, &y, &width, &height)) {
#ifdef DEBUG_TIME
double sec;
struct timeval tv1, tv2;
gettimeofday (&tv1, NULL);
printf ("Start fixca(), x=%d y=%d width=%d height=%d\n", x, y, width, height);
#endif
shadow = gimp_drawable_get_shadow_buffer(drawable);
/* adjust pixel regions from srcImg to destImg, according to params */
fixca_region (&fix_ca_params, x, (x+width), y, (y+height), TRUE);
#ifdef DEBUG_TIME
printf ("finished doing fixca_region\n");
printf ("..blue=%g red=%g lens_x=%g lens_y=%g\n",
fix_ca_params.blueL, fix_ca_params.redL, fix_ca_params.lensX,
fix_ca_params.lensY);
printf ("..Xsize=%d/%d Ysize=%d/%d",
fix_ca_params.Xsize, width, fix_ca_params.Ysize, height);
printf ("..x_blue=%g x_red=%g x_blue=%g x_red=%g\n",
fix_ca_params.blueX, fix_ca_params.redX, fix_ca_params.blueY,
fix_ca_params.redY);
printf ("..interpolation=%d saturation=%g reset values=%d\n",
fix_ca_params.interpolation, fix_ca_params.saturation,
fix_ca_params.reset_values);
#endif
gegl_buffer_set (shadow, GEGL_RECTANGLE(x, y, width, height),
0, format, fix_ca_params.destImg, GEGL_AUTO_ROWSTRIDE);
gegl_buffer_flush (shadow);
gimp_drawable_merge_shadow (drawable, TRUE);
gimp_drawable_update (drawable, x, y, width, height);
g_object_unref (shadow);
#ifdef DEBUG_TIME
gettimeofday (&tv2, NULL);
sec = tv2.tv_sec - tv1.tv_sec + (tv2.tv_usec - tv1.tv_usec)/1000000.0;
printf ("End fixca(), Elapsed time: %.2f\n", sec);
#endif
}
if (run_mode != GIMP_RUN_NONINTERACTIVE)
gimp_displays_flush ();
g_object_unref(srcBuf);
//gegl_exit ();
g_free (fix_ca_params.destImg);
g_free (fix_ca_params.srcImg);
#ifdef DEBUG_TIME
printf ("Program end.\n");
#endif
return gimp_procedure_new_return_values (procedure, status, NULL);
}
static void
set_default_settings (FixCaParams *params)
{
params->blueL = params->redL = 0.0;
params->lensX = round (params->Xsize/2);
params->lensY = round (params->Ysize/2);
params->interpolation = GIMP_INTERPOLATION_NONE;
params->saturation = 0.0;
params->blueX = params->redX = 0.0;
params->blueY = params->redY = 0.0;
params->reset_values = FALSE;
}
static gdouble
get_pixel (guchar *ptr, gint bpc)
{
/* Returned value is in the range of [0.0..1.0]. */
gdouble ret = 0.0;
if (bpc == 1) {
ret += *ptr;
ret /= 255;
} else if (bpc == 2) {
uint16_t *p = (uint16_t *)(ptr);
ret += *p;
ret /= 65535;
} else if (bpc == 4) {
uint32_t *p = (uint32_t *)(ptr);
ret += *p;
ret /= 4294967295;
} else if (bpc == 8) {
uint64_t *p = (uint64_t *)(ptr);
long double lret = 0.0;
lret += *p;
lret /= 18446744073709551615L;
ret = lret;
} else if (bpc == -8) {
double *p = (double *)(ptr);
ret += *p;
} else if (bpc == -4) {
float *p = (float *)(ptr);
ret += *p;
//} else if (bpc == -2) {
// half *p = ptr;
// ret += *p;
}
return ret;
}
static void
set_pixel (guchar *dest, gdouble d, gint bpc)
{
/* input value is in the range of [0.0..1.0]. */
if (bpc == 1) {
*dest = round (d * 255);
} else if (bpc == 2) {
uint16_t *p = (uint16_t *)(dest);
*p = round (d * 65535);
} else if (bpc == 4) {
uint32_t *p = (uint32_t *)(dest);
*p = round (d * 4294967295);
} else if (bpc == 8) {
uint64_t *p = (uint64_t *)(dest);
*p = roundl (d * 18446744073709551615L);
} else if (bpc == -8) {
double *p = (double *)(dest);
*p = d;
} else if (bpc == -4) {
float *p = (float *)(dest);
*p = (float)(d);
//} else if (bpc == -2) {
// half *p = (half *)(dest);
// *p = d;
}
return;
}
static int
round_nearest (gdouble d)
{
if (d >= 0) {
if (d > INT_MAX)
return INT_MAX;
else
return (int)(d + 0.5);
} else {
if (d < INT_MIN)
return INT_MIN;
else
return -((int)(0.5 - d));
}
}
static int
absolute (gint i)
{
if (i >= 0)
return i;
else
return -i;
}
static void
preview_update (GtkWidget *widget, GObject *config)
{
GimpPreview *preview;
FixCaParams *params;
guchar *buffer;
gint b, i, j, x, y, width, height;
gdouble d;
preview = GIMP_PREVIEW (widget);
params = g_object_get_data (config, "fixcaparams");
gimp_preview_get_position (preview, &x, &y);
gimp_preview_get_size (preview, &width, &height);
#ifdef DEBUG_TIME
printf ("preview_update(), x=%d y=%d w=%d h=%d bpp=%d bcp=%d\n",
x, y, width, height, params->bpp, params->bpc);
printf ("..blue=%g red=%g lensX=%g lensY=%g\n",
params->blueL, params->redL, params->lensX, params->lensY);
printf ("..interpolation=%d, blueX=%g redX=%g, blueY=%g redY=%g\n",
params->interpolation, params->blueX, params->redX,
params->blueY, params->redY);
#endif
fixca_region (params, 0, params->Xsize, y, (y + height), FALSE);
buffer = g_new (guchar, width * height * params->bpp);
b = absolute (params->bpc);
for (i = 0; i < height; i++) {
if (b == 1) {
memcpy (&buffer[width * i * params->bpp],
¶ms->destImg[(params->Xsize * (y + i) + x) * params->bpp],
width * params->bpp);
} else {
for (j = 0; j < width*params->bpp/b; j++) {
d = get_pixel (¶ms->destImg[(params->Xsize*(y+i)+x)*params->bpp+j*b], params->bpc);
set_pixel (&buffer[width*i*params->bpp/b+j], d, 1);
}
}
}
gimp_preview_draw_buffer (preview, buffer, width * params->bpp/b);
g_free (buffer);
#ifdef DEBUG_TIME
printf ("..done preview_update\n");
#endif
}
static void
gfix_scale_entry_update (GimpLabelSpin *entry,
gdouble *value)
{
*value = gimp_label_spin_get_value (entry);
}
static void
gfix_combo_entry_update (GtkWidget *widget,
gint *value)
{
gimp_int_combo_box_get_active (GIMP_INT_COMBO_BOX (widget), &value);
}
static gboolean
fixca_dialog (GimpProcedure *procedure,
GObject *config,
FixCaParams *params)
{
#if 0
// NOTE: F1 help missing in gimp_procedure_dialog_new.
// TODO: preview window not updated, config values are unused.
GtkWidget *dialog;
GtkListStore *store;
GtkWidget *preview;
GtkWidget *adj;
gboolean run;
gint x, y, width, height;
//g_object_set_data (config, "saturation", params->saturation);
gimp_ui_init (PLUG_IN_BINARY);
dialog = gimp_procedure_dialog_new (procedure,
GIMP_PROCEDURE_CONFIG (config),
_("Chromatic Aberration"));
gimp_dialog_set_alternative_button_order (GTK_DIALOG (dialog),
GTK_RESPONSE_OK,
GTK_RESPONSE_CANCEL,
-1);
gimp_window_set_transient (GTK_WINDOW (dialog));
/* frame for primitive radio buttons */
store = gimp_int_store_new (_("None (Fastest)"), GIMP_INTERPOLATION_NONE,
_("Linear"), GIMP_INTERPOLATION_LINEAR,
_("Cubic (Best)"), GIMP_INTERPOLATION_CUBIC,
NULL);
frame = gimp_procedure_dialog_get_int_radio (GIMP_PROCEDURE_DIALOG (dialog),
"interpolation",
GIMP_INT_STORE (store));
gtk_widget_set_margin_bottom (frame, 12);
/* Lateral */
adj = gimp_procedure_dialog_get_scale_entry (GIMP_PROCEDURE_DIALOG (dialog),
"bluel", 0.1);
adj = gimp_procedure_dialog_get_scale_entry (GIMP_PROCEDURE_DIALOG (dialog),
"redl", 0.1);
adj = gimp_procedure_dialog_get_scale_entry (GIMP_PROCEDURE_DIALOG (dialog),
"lensx", 1.0);
adj = gimp_procedure_dialog_get_scale_entry (GIMP_PROCEDURE_DIALOG (dialog),
"lensy", 1.0);
gtk_widget_set_margin_bottom (adj, 12);
gimp_procedure_dialog_get_label (GIMP_PROCEDURE_DIALOG (dialog),
"lateral-label", _("Lateral"),
FALSE, FALSE);
gimp_procedure_dialog_fill_box (GIMP_PROCEDURE_DIALOG (dialog),
"lateral-vbox", "bluel", "redl",
"lensx", "lensy", NULL);
gimp_procedure_dialog_fill_frame (GIMP_PROCEDURE_DIALOG (dialog),
"lateral-frame", "lateral-label",
FALSE, "lateral-vbox");
/* Directional */
adj = gimp_procedure_dialog_get_scale_entry (GIMP_PROCEDURE_DIALOG (dialog),
"bluex", 0.1);
adj = gimp_procedure_dialog_get_scale_entry (GIMP_PROCEDURE_DIALOG (dialog),
"redx", 0.1);
adj = gimp_procedure_dialog_get_scale_entry (GIMP_PROCEDURE_DIALOG (dialog),
"bluey", 0.1);
adj = gimp_procedure_dialog_get_scale_entry (GIMP_PROCEDURE_DIALOG (dialog),
"redy", 0.1);
gtk_widget_set_margin_bottom (adj, 12);
gimp_procedure_dialog_get_label (GIMP_PROCEDURE_DIALOG (dialog),
"directional-label", _("Directional"),
FALSE, FALSE);
gimp_procedure_dialog_fill_box (GIMP_PROCEDURE_DIALOG (dialog),
"directional-vbox", "bluex", "redx",
"bluey", "redy", NULL);
gimp_procedure_dialog_fill_frame (GIMP_PROCEDURE_DIALOG (dialog),
"directional-frame", "directional-label",
FALSE, "directional-vbox");
gimp_procedure_dialog_fill_box (GIMP_PROCEDURE_DIALOG (dialog),
"fixca-vbox", "interpolation", "lateral-frame",
"directional-frame", NULL);
preview = gimp_procedure_dialog_get_drawable_preview (GIMP_PROCEDURE_DIALOG (dialog),
"preview", params->drawable);
g_object_set_data (config, "fixcaparams", params);
g_signal_connect (preview, "invalidated", G_CALLBACK (preview_update), config);
g_signal_connect_swapped (config, "notify",
G_CALLBACK (gimp_preview_invalidate),
preview);
gimp_procedure_dialog_fill (GIMP_PROCEDURE_DIALOG (dialog),
"preview", "fixca-vbox", NULL);
gtk_widget_show (dialog);
run = gimp_procedure_dialog_run (GIMP_PROCEDURE_DIALOG (dialog));
gtk_widget_destroy (dialog);
//g_object_unref (saturation);
//g_object_unref (fixcaparams);
#else
GtkWidget *dialog;
GtkWidget *main_vbox;
GtkWidget *combo;
GtkWidget *preview;
GtkWidget *frame;
GtkWidget *adj;
gchar *title;
gboolean run;
gimp_ui_init (PLUG_IN_BINARY);
title = g_strdup_printf (_("Chromatic Aberration"));
dialog = gimp_dialog_new (title, "fix_ca",
NULL, (GtkDialogFlags) 0,
fixca_help, PLUG_IN_PROC,
_("_Cancel"), GTK_RESPONSE_CANCEL,
_("_OK"), GTK_RESPONSE_OK,
NULL);
g_free (title);
g_object_set_data (config, "fixcaparams", params);
main_vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12);
gtk_container_set_border_width (GTK_CONTAINER (main_vbox), 12);
gtk_box_pack_start (GTK_BOX (gtk_dialog_get_content_area (GTK_DIALOG (dialog))),
main_vbox, TRUE, TRUE, 0);
gtk_widget_show (main_vbox);
preview = gimp_drawable_preview_new_from_drawable (params->drawable);
gtk_box_pack_start (GTK_BOX (main_vbox), preview, TRUE, TRUE, 0);
gtk_widget_show (preview);
g_signal_connect (preview, "invalidated", G_CALLBACK (preview_update), config);
g_signal_connect_swapped (config, "notify",
G_CALLBACK (gimp_preview_invalidate),
preview);
adj = gimp_scale_entry_new (_("_Saturation:"),
params->saturation, -100.0, 100.0, 0);
gimp_label_spin_set_increments (GIMP_LABEL_SPIN(adj), 1, 10);
gimp_help_set_help_data (adj,
_("Saturate colors in preview window to help you see overlaps"),
NULL);
g_signal_connect (adj, "value_changed",
G_CALLBACK (gfix_scale_entry_update),
&(params->saturation));
g_signal_connect_swapped (adj, "value_changed",
G_CALLBACK(gimp_preview_invalidate),
preview);
gtk_box_pack_start (GTK_BOX (main_vbox), adj, FALSE, FALSE, 0);
gtk_widget_show (adj);
combo = gimp_int_combo_box_new (_("_None (Fastest)"), GIMP_INTERPOLATION_NONE,
_("L_inear"), GIMP_INTERPOLATION_LINEAR,
_("_Cubic (Best)"), GIMP_INTERPOLATION_CUBIC,
NULL);
gimp_int_combo_box_set_active (GIMP_INT_COMBO_BOX (combo), params->interpolation);
gimp_help_set_help_data (combo,
_("Method of how to move Blue and Red Pixels"),
NULL);
g_signal_connect (combo, "changed",
G_CALLBACK (gimp_int_combo_box_get_active),
&(params->interpolation));
gtk_box_pack_start (GTK_BOX (main_vbox), combo, FALSE, FALSE, 0);
gtk_widget_show (combo);
frame = gimp_frame_new (_("Lateral"));
gimp_help_set_help_data (frame,
_("Do corrections for lens affected chromatic aberration"),
NULL);
gtk_box_pack_start (GTK_BOX (main_vbox), frame, FALSE, FALSE, 0);
gtk_widget_show (frame);
adj = gimp_scale_entry_new (_("_Blue:"), params->blueL, -INPUT_MAX, INPUT_MAX, 1);
gimp_label_spin_set_increments (GIMP_LABEL_SPIN (adj), 0.1, 0.5);
gtk_box_pack_start (GTK_BOX (main_vbox), adj, FALSE, FALSE, 0);
gtk_widget_show (adj);
g_signal_connect (adj, "value_changed",
G_CALLBACK (gfix_scale_entry_update),
&(params->blueL));
g_signal_connect_swapped (adj, "value_changed",
G_CALLBACK(gimp_preview_invalidate),
preview);
adj = gimp_scale_entry_new (_("_Red:"), params->redL, -INPUT_MAX, INPUT_MAX, 1);
gimp_label_spin_set_increments (GIMP_LABEL_SPIN (adj), 0.1, 0.5);
gtk_box_pack_start (GTK_BOX (main_vbox), adj, FALSE, FALSE, 0);
gtk_widget_show (adj);
g_signal_connect (adj, "value_changed",
G_CALLBACK (gfix_scale_entry_update),
&(params->redL));
g_signal_connect_swapped (adj, "value_changed",
G_CALLBACK(gimp_preview_invalidate),
preview);
adj = gimp_scale_entry_new (_("Lens_X:"), params->lensX, -1, params->Xsize-1, 0);
gimp_label_spin_set_increments (GIMP_LABEL_SPIN (adj), 10, 100);
gtk_box_pack_start (GTK_BOX (main_vbox), adj, FALSE, FALSE, 0);
gtk_widget_show (adj);
g_signal_connect (adj, "value_changed",
G_CALLBACK (gfix_scale_entry_update),
&(params->lensX));
g_signal_connect_swapped (adj, "value_changed",
G_CALLBACK(gimp_preview_invalidate),
preview);
adj = gimp_scale_entry_new (_("Lens_Y:"), params->lensY, -1, params->Ysize-1, 0);
gimp_label_spin_set_increments (GIMP_LABEL_SPIN (adj), 10, 100);
gtk_box_pack_start (GTK_BOX (main_vbox), adj, FALSE, FALSE, 0);
gtk_widget_show (adj);
g_signal_connect (adj, "value_changed",
G_CALLBACK (gfix_scale_entry_update),
&(params->lensY));
g_signal_connect_swapped (adj, "value_changed",
G_CALLBACK(gimp_preview_invalidate),
preview);
frame = gimp_frame_new (_("Directional, X axis"));
gimp_help_set_help_data (frame,
_("Do flat directional corrections along the X axis"),
NULL);
gtk_box_pack_start (GTK_BOX (main_vbox), frame, FALSE, FALSE, 0);
gtk_widget_show (frame);
adj = gimp_scale_entry_new (_("B_lue:"), params->blueX, -INPUT_MAX, INPUT_MAX, 1);
gimp_label_spin_set_increments (GIMP_LABEL_SPIN (adj), 0.1, 0.5);
gtk_box_pack_start (GTK_BOX (main_vbox), adj, FALSE, FALSE, 0);
gtk_widget_show (adj);
g_signal_connect (adj, "value_changed",
G_CALLBACK (gfix_scale_entry_update),
&(params->blueX));
g_signal_connect_swapped (adj, "value_changed",
G_CALLBACK(gimp_preview_invalidate),
preview);
adj = gimp_scale_entry_new (_("R_ed:"), params->redX, -INPUT_MAX, INPUT_MAX, 1);
gimp_label_spin_set_increments (GIMP_LABEL_SPIN (adj), 0.1, 0.5);
gtk_box_pack_start (GTK_BOX (main_vbox), adj, FALSE, FALSE, 0);
gtk_widget_show (adj);
g_signal_connect (adj, "value_changed",
G_CALLBACK (gfix_scale_entry_update),
&(params->redX));
g_signal_connect_swapped(adj, "value_changed",
G_CALLBACK(gimp_preview_invalidate),
preview);
frame = gimp_frame_new (_("Directional, Y axis"));
gimp_help_set_help_data (frame,
_("Do flat directional corrections along the Y axis"),
NULL);
gtk_box_pack_start (GTK_BOX (main_vbox), frame, FALSE, FALSE, 0);
gtk_widget_show (frame);
adj = gimp_scale_entry_new (_("Bl_ue:"), params->blueY, -INPUT_MAX, INPUT_MAX, 1);
gimp_label_spin_set_increments (GIMP_LABEL_SPIN (adj), 0.1, 0.5);
gtk_box_pack_start (GTK_BOX (main_vbox), adj, FALSE, FALSE, 0);
gtk_widget_show (adj);
g_signal_connect (adj, "value_changed",
G_CALLBACK (gfix_scale_entry_update),
&(params->blueY));
g_signal_connect_swapped (adj, "value_changed",
G_CALLBACK(gimp_preview_invalidate),
preview);
adj = gimp_scale_entry_new (_("Re_d:"), params->redY, -INPUT_MAX, INPUT_MAX, 1);
gimp_label_spin_set_increments (GIMP_LABEL_SPIN (adj), 0.1, 0.5);
gtk_box_pack_start (GTK_BOX (main_vbox), adj, FALSE, FALSE, 0);
gtk_widget_show (adj);
g_signal_connect (adj, "value_changed",
G_CALLBACK (gfix_scale_entry_update),
&(params->redY));
g_signal_connect_swapped (adj, "value_changed",
G_CALLBACK(gimp_preview_invalidate),
preview);
gtk_widget_show (dialog);
run = (gimp_dialog_run (GIMP_DIALOG(dialog)) == GTK_RESPONSE_OK);
if (run) {
/* set config for future in case we use these settings again */
g_object_set (config,
"interpolation", ¶ms->interpolation,
"bluel", ¶ms->blueL,
"redl", ¶ms->redL,
"lensx", ¶ms->lensX,
"lensy", ¶ms->lensY,
"bluex", ¶ms->blueX,
"redx", ¶ms->redX,
"bluey", ¶ms->blueY,
"redy", ¶ms->redY,
NULL);
}
gtk_widget_destroy (dialog);
#endif
return run;
}
static int
scale (gint i, gint center, gint size, gdouble scale_val, gdouble shift_val)
{
gdouble d = (i - center) * scale_val + center - shift_val;
gint j = round_nearest (d);
if (j <= 0)
return 0;
else if (j < size)
return j;
else
return size-1;
}
static double
scale_d (gint i, gint center, gint size, gdouble scale_val, gdouble shift_val)
{
gdouble d = (i - center) * scale_val + center - shift_val;
if (d <= 0.0)
return 0.0;
else if (d >= size-1)
return size-1;
else
return d;
}
static guchar *
load_data (gint fullWidth, gint bpp, guchar *srcPTR,
guchar *src[SOURCE_ROWS], gint src_row[SOURCE_ROWS],
gint src_iter[SOURCE_ROWS], gint band_adj,
gint band_left, gint band_right, gint y, gint iter)
{
gint i, l, x, diff, diff_max = -1, row_best = -1;
int iter_oldest;
for (i = 0; i < SOURCE_ROWS; ++i) {
if (src_row[i] == y) {
src_iter[i] = iter; /* Make sure to keep this row during this iteration */
return src[i];
}
}
/* Find a row to replace */
iter_oldest = INT_MAX; /* Largest possible */
for (i = 0; i < SOURCE_ROWS; ++i) {
if (src_iter[i] < iter_oldest) {
iter_oldest = src_iter[i];
diff_max = absolute (y - src_row[i]);