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plug-ins: port gradient-map

This commit is contained in:
Michael Natterer 2019-08-30 11:11:16 +02:00
parent 73298481f1
commit e095af2ee4
3 changed files with 168 additions and 126 deletions
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2
plug-ins/common/Makefile.am
View File

@ -1211,8 +1211,6 @@ film_LDADD = \
$(INTLLIBS) \
$(film_RC)
gradient_map_CPPFLAGS = $(AM_CPPFLAGS) -DGIMP_DEPRECATED_REPLACE_NEW_API
gradient_map_SOURCES = \
gradient-map.c

288
plug-ins/common/gradient-map.c
View File

@ -39,166 +39,209 @@ typedef enum
PALETTE_MODE
} MapMode;
static void query (void);
static void run (const gchar *name,
gint nparams,
const GimpParam *param,
gint *nreturn_vals,
GimpParam **return_vals);
static void map (GeglBuffer *buffer,
GeglBuffer *shadow_buffer,
gint32 drawable_id,
MapMode mode);
static gdouble * get_samples_gradient (gint32 drawable_id);
static gdouble * get_samples_palette (gint32 drawable_id);
typedef struct _Map Map;
typedef struct _MapClass MapClass;
const GimpPlugInInfo PLUG_IN_INFO =
struct _Map
{
NULL, /* init_proc */
NULL, /* quit_proc */
query, /* query_proc */
run, /* run_proc */
GimpPlugIn parent_instance;
};
MAIN ()
struct _MapClass
{
GimpPlugInClass parent_class;
};
#define MAP_TYPE (map_get_type ())
#define MAP (obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), MAP_TYPE, Map))
GType map_get_type (void) G_GNUC_CONST;
static GList * map_query_procedures (GimpPlugIn *plug_in);
static GimpProcedure * map_create_procedure (GimpPlugIn *plug_in,
const gchar *name);
static GimpValueArray * map_run (GimpProcedure *procedure,
GimpRunMode run_mode,
GimpImage *image,
GimpDrawable *drawable,
const GimpValueArray *args,
gpointer run_data);
static void map (GeglBuffer *buffer,
GeglBuffer *shadow_buffer,
GimpDrawable *drawable,
MapMode mode);
static gdouble * get_samples_gradient (GimpDrawable *drawable);
static gdouble * get_samples_palette (GimpDrawable *drawable);
G_DEFINE_TYPE (Map, map, GIMP_TYPE_PLUG_IN)
GIMP_MAIN (MAP_TYPE)
static void
query (void)
map_class_init (MapClass *klass)
{
static const GimpParamDef args[]=
{
{ GIMP_PDB_INT32, "run-mode", "The run mode { RUN-INTERACTIVE (0), RUN-NONINTERACTIVE (1) }" },
{ GIMP_PDB_IMAGE, "image", "Input image (unused)" },
{ GIMP_PDB_DRAWABLE, "drawable", "Input drawable" }
};
GimpPlugInClass *plug_in_class = GIMP_PLUG_IN_CLASS (klass);
gimp_install_procedure (GRADMAP_PROC,
N_("Recolor the image using colors from the active gradient"),
"This plug-in maps the contents of the specified "
"drawable with active gradient. It calculates "
"luminosity of each pixel and replaces the pixel "
"by the sample of active gradient at the position "
"proportional to that luminosity. Complete black "
"pixel becomes the leftmost color of the gradient, "
"and complete white becomes the rightmost. Works on "
"both Grayscale and RGB image with/without alpha "
"channel.",
"Eiichi Takamori",
"Eiichi Takamori",
"1997",
N_("_Gradient Map"),
"RGB*, GRAY*",
GIMP_PLUGIN,
G_N_ELEMENTS (args), 0,
args, NULL);
gimp_plugin_menu_register (GRADMAP_PROC, "<Image>/Colors/Map");
gimp_install_procedure (PALETTEMAP_PROC,
N_("Recolor the image using colors from the active palette"),
"This plug-in maps the contents of the specified "
"drawable with the active palette. It calculates "
"luminosity of each pixel and replaces the pixel "
"by the palette sample at the corresponding "
"index. A complete black "
"pixel becomes the lowest palette entry, "
"and complete white becomes the highest. Works on "
"both Grayscale and RGB image with/without alpha "
"channel.",
"Bill Skaggs",
"Bill Skaggs",
"2004",
N_("_Palette Map"),
"RGB*, GRAY*",
GIMP_PLUGIN,
G_N_ELEMENTS (args), 0,
args, NULL);
gimp_plugin_menu_register (PALETTEMAP_PROC, "<Image>/Colors/Map");
plug_in_class->query_procedures = map_query_procedures;
plug_in_class->create_procedure = map_create_procedure;
}
static void
run (const gchar *name,
gint nparams,
const GimpParam *param,
gint *nreturn_vals,
GimpParam **return_vals)
map_init (Map *map)
{
static GimpParam values[1];
GimpPDBStatusType status = GIMP_PDB_SUCCESS;
GimpRunMode run_mode;
gint32 drawable_id;
}
static GList *
map_query_procedures (GimpPlugIn *plug_in)
{
GList *list = NULL;
list = g_list_append (list, g_strdup (GRADMAP_PROC));
list = g_list_append (list, g_strdup (PALETTEMAP_PROC));
return list;
}
static GimpProcedure *
map_create_procedure (GimpPlugIn *plug_in,
const gchar *name)
{
GimpProcedure *procedure = NULL;
if (! strcmp (name, GRADMAP_PROC))
{
procedure = gimp_image_procedure_new (plug_in, name, GIMP_PLUGIN,
map_run,
GINT_TO_POINTER (GRADIENT_MODE),
NULL);
gimp_procedure_set_image_types (procedure, "RGB*, GRAY*");
gimp_procedure_set_menu_label (procedure, N_("_Gradient Map"));
gimp_procedure_add_menu_path (procedure, "<Image>/Colors/Map");
gimp_procedure_set_documentation (procedure,
N_("Recolor the image using colors "
"from the active gradient"),
"This plug-in maps the contents of "
"the specified drawable with active "
"gradient. It calculates luminosity "
"of each pixel and replaces the pixel "
"by the sample of active gradient at "
"the position proportional to that "
"luminosity. Complete black pixel "
"becomes the leftmost color of the "
"gradient, and complete white becomes "
"the rightmost. Works on both "
"Grayscale and RGB image "
"with/without alpha channel.",
name);
gimp_procedure_set_attribution (procedure,
"Eiichi Takamori",
"Eiichi Takamori",
"1997");
}
else if (! strcmp (name, PALETTEMAP_PROC))
{
procedure = gimp_image_procedure_new (plug_in, name, GIMP_PLUGIN,
map_run,
GINT_TO_POINTER (PALETTE_MODE),
NULL);
gimp_procedure_set_image_types (procedure, "RGB*, GRAY*");
gimp_procedure_set_menu_label (procedure, N_("_Palette Map"));
gimp_procedure_add_menu_path (procedure, "<Image>/Colors/Map");
gimp_procedure_set_documentation (procedure,
N_("Recolor the image using colors "
"from the active palette"),
"This plug-in maps the contents of "
"the specified drawable with the "
"active palette. It calculates "
"luminosity of each pixel and "
"replaces the pixel by the palette "
"sample at the corresponding index. "
"A complete black pixel becomes the "
"lowest palette entry, and complete "
"white becomes the highest. Works on "
"both Grayscale and RGB image "
"with/without alpha channel.",
name);
gimp_procedure_set_attribution (procedure,
"Bill Skaggs",
"Bill Skaggs",
"2004");
}
return procedure;
}
static GimpValueArray *
map_run (GimpProcedure *procedure,
GimpRunMode run_mode,
GimpImage *image,
GimpDrawable *drawable,
const GimpValueArray *args,
gpointer run_data)
{
MapMode mode = GPOINTER_TO_INT (run_data);
GeglBuffer *shadow_buffer;
GeglBuffer *buffer;
run_mode = param[0].data.d_int32;
drawable_id = param[2].data.d_drawable;
INIT_I18N ();
gegl_init (NULL, NULL);
*nreturn_vals = 1;
*return_vals = values;
values[0].type = GIMP_PDB_STATUS;
values[0].data.d_status = status;
/* Get the specified drawable */
shadow_buffer = gimp_drawable_get_shadow_buffer (drawable_id);
buffer = gimp_drawable_get_buffer (drawable_id);
shadow_buffer = gimp_drawable_get_shadow_buffer (drawable);
buffer = gimp_drawable_get_buffer (drawable);
/* Make sure that the drawable is gray or RGB color */
if (gimp_drawable_is_rgb (drawable_id) ||
gimp_drawable_is_gray (drawable_id))
if (gimp_drawable_is_rgb (drawable) ||
gimp_drawable_is_gray (drawable))
{
MapMode mode = 0;
if ( !strcmp (name, GRADMAP_PROC))
if (mode == GRADIENT_MODE)
{
mode = GRADIENT_MODE;
gimp_progress_init (_("Gradient Map"));
}
else if ( !strcmp (name, PALETTEMAP_PROC))
else
{
mode = PALETTE_MODE;
gimp_progress_init (_("Palette Map"));
}
else
{
status = GIMP_PDB_CALLING_ERROR;
}
if (status == GIMP_PDB_SUCCESS)
{
if (mode)
map (buffer, shadow_buffer, drawable_id, mode);
}
map (buffer, shadow_buffer, drawable, mode);
}
else
{
status = GIMP_PDB_EXECUTION_ERROR;
return gimp_procedure_new_return_values (procedure,
GIMP_PDB_EXECUTION_ERROR,
NULL);
}
g_object_unref (buffer);
g_object_unref (shadow_buffer);
gimp_drawable_merge_shadow (drawable_id, TRUE);
gimp_drawable_merge_shadow (drawable, TRUE);
gimp_drawable_update (drawable_id, 0, 0,
gimp_drawable_width (drawable_id),
gimp_drawable_height (drawable_id));
values[0].data.d_status = status;
gimp_drawable_update (drawable, 0, 0,
gimp_drawable_width (drawable),
gimp_drawable_height (drawable));
if (run_mode != GIMP_RUN_NONINTERACTIVE)
gimp_displays_flush ();
return gimp_procedure_new_return_values (procedure, GIMP_PDB_SUCCESS, NULL);
}
static void
map (GeglBuffer *buffer,
GeglBuffer *shadow_buffer,
gint32 drawable_id,
GimpDrawable *drawable,
MapMode mode)
{
GeglBufferIterator *gi;
@ -214,17 +257,17 @@ map (GeglBuffer *buffer,
const Babl *format_shadow;
const Babl *format_buffer;
is_rgb = gimp_drawable_is_rgb (drawable_id);
has_alpha = gimp_drawable_has_alpha (drawable_id);
is_rgb = gimp_drawable_is_rgb (drawable);
has_alpha = gimp_drawable_has_alpha (drawable);
switch (mode)
{
case GRADIENT_MODE:
samples = get_samples_gradient (drawable_id);
samples = get_samples_gradient (drawable);
interpolate = TRUE;
break;
case PALETTE_MODE:
samples = get_samples_palette (drawable_id);
samples = get_samples_palette (drawable);
interpolate = FALSE;
break;
default:
@ -344,7 +387,7 @@ map (GeglBuffer *buffer,
Each sample is (R'G'B'A float) or (Y'A float), depending on the drawable
*/
static gdouble *
get_samples_gradient (gint32 drawable_id)
get_samples_gradient (GimpDrawable *drawable)
{
gchar *gradient_name;
gint n_d_samples;
@ -357,11 +400,12 @@ get_samples_gradient (gint32 drawable_id)
&n_d_samples, &d_samples);
g_free (gradient_name);
if (!gimp_drawable_is_rgb (drawable_id))
if (! gimp_drawable_is_rgb (drawable))
{
const Babl *format_src = babl_format ("R'G'B'A double");
const Babl *format_dst = babl_format ("Y'A double");
const Babl *fish = babl_fish (format_src, format_dst);
babl_process (fish, d_samples, d_samples, NSAMPLES);
}
@ -373,7 +417,7 @@ get_samples_gradient (gint32 drawable_id)
Each sample is (R'G'B'A float) or (Y'A float), depending on the drawable
*/
static gdouble *
get_samples_palette (gint32 drawable_id)
get_samples_palette (GimpDrawable *drawable)
{
gchar *palette_name;
GimpRGB color_sample;
@ -387,7 +431,7 @@ get_samples_palette (gint32 drawable_id)
palette_name = gimp_context_get_palette ();
gimp_palette_get_info (palette_name, &num_colors);
is_rgb = gimp_drawable_is_rgb (drawable_id);
is_rgb = gimp_drawable_is_rgb (drawable);
factor = ((double) num_colors) / NSAMPLES;
format = is_rgb ? babl_format ("R'G'B'A double") : babl_format ("Y'A double");

2
plug-ins/common/plugin-defs.pl
View File

@ -52,7 +52,7 @@
'file-xpm' => { ui => 1, gegl => 1, optional => 1, libs => 'XPM_LIBS' },
'file-xwd' => { ui => 1, gegl => 1 },
'film' => { ui => 1, gegl => 1 },
'gradient-map' => { gegl => 1, old_api => 1 },
'gradient-map' => { gegl => 1 },
'grid' => { ui => 1, gegl => 1 },
'guillotine' => { },
'hot' => { ui => 1, gegl => 1, old_api => 1 },