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optimization and cleanup based on a patch from Maurits Rijk 

2002-02-20  Sven Neumann  <sven@gimp.org>

	* plug-ins/common/colortoalpha.c: optimization and cleanup based
	on a patch from Maurits Rijk <lpeek.mrijk@consunet.nl> (#72044).
This commit is contained in:
Sven Neumann 2002-02-20 21:41:25 +00:00 committed by Sven Neumann
parent bc7c7f3216
commit 6537ee9844
2 changed files with 46 additions and 58 deletions
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5
ChangeLog
View File

@ -1,3 +1,8 @@
2002-02-20 Sven Neumann <sven@gimp.org>
* plug-ins/common/colortoalpha.c: optimization and cleanup based
on a patch from Maurits Rijk <lpeek.mrijk@consunet.nl> (#72044).
2002-02-20 Michael Natterer <mitch@gimp.org>
Implemented #7100 (initialize layer mask with a copy of the image)

99
plug-ins/common/colortoalpha.c
View File

@ -26,8 +26,6 @@
#include <stdio.h>
#include <stdlib.h>
#include <gtk/gtk.h>
#include <libgimp/gimp.h>
#include <libgimp/gimpui.h>
@ -47,11 +45,6 @@ typedef struct
gboolean run;
} C2AInterface;
typedef struct
{
GtkWidget *color_button;
} C2APreview;
/* Declare local functions.
*/
static void query (void);
@ -61,17 +54,16 @@ static void run (gchar *name,
gint *nreturn_vals,
GimpParam **return_vals);
static void colortoalpha (GimpRGB *src,
const GimpRGB *color);
static void toalpha (GimpDrawable *drawable);
static void toalpha_render_row (const guchar *src_row,
guchar *dest_row,
gint row_width,
const gint bytes);
static void inline colortoalpha (GimpRGB *src,
const GimpRGB *color);
static void toalpha (GimpDrawable *drawable);
static void toalpha_render_row (guchar *src,
guchar *dest,
gint row_width);
/* UI stuff */
static gboolean colortoalpha_dialog (GimpDrawable *drawable);
static void colortoalpha_ok_callback (GtkWidget *widget,
gpointer data);
static gboolean colortoalpha_dialog (GimpDrawable *drawable);
static void colortoalpha_ok_callback (GtkWidget *widget,
gpointer data);
static GimpRunMode run_mode;
@ -94,11 +86,6 @@ static C2AInterface pint =
FALSE
};
static C2APreview ppreview =
{
NULL
};
MAIN ()
static void
@ -212,7 +199,7 @@ run (gchar *name,
values[0].data.d_status = status;
}
static void
static inline void
colortoalpha (GimpRGB *src,
const GimpRGB *color)
{
@ -302,52 +289,46 @@ colortoalpha (GimpRGB *src,
*/
static void
toalpha_render_row (const guchar *src_data,
guchar *dest_data,
gint col, /* row width in pixels */
const gint bytes)
toalpha_render_row (guchar *src,
guchar *dest,
gint col) /* row width in pixels */
{
GimpRGB color;
while (col--)
{
gimp_rgba_set_uchar (&color,
src_data[col * bytes ],
src_data[col * bytes + 1],
src_data[col * bytes + 2],
src_data[col * bytes + 3]);
GimpRGB color;
gimp_rgba_set_uchar (&color,
src[0],
src[1],
src[2],
src[3]);
colortoalpha (&color, &pvals.color);
gimp_rgba_get_uchar (&color,
&dest_data[col * bytes],
&dest_data[col * bytes + 1],
&dest_data[col * bytes + 2],
&dest_data[col * bytes + 3]);
dest,
dest + 1,
dest + 2,
dest + 3);
src += 4;
dest += 4;
}
}
static void
toalpha_render_region (const GimpPixelRgn srcPR,
const GimpPixelRgn destPR)
toalpha_render_region (const GimpPixelRgn *srcPR,
const GimpPixelRgn *destPR)
{
gint row;
guchar *src_ptr = srcPR.data;
guchar *dest_ptr = destPR.data;
guchar *src_ptr = srcPR->data;
guchar *dest_ptr = destPR->data;
for (row = 0; row < srcPR.h ; row++)
for (row = 0; row < srcPR->h ; row++)
{
if (srcPR.bpp!=4)
{
gimp_message ("Not the proper bpp! \n");
exit(1);
}
toalpha_render_row (src_ptr, dest_ptr,
srcPR.w,
srcPR.bpp) ;
toalpha_render_row (src_ptr, dest_ptr, srcPR->w);
src_ptr += srcPR.rowstride;
dest_ptr += destPR.rowstride;
src_ptr += srcPR->rowstride;
dest_ptr += destPR->rowstride;
}
}
@ -385,13 +366,15 @@ toalpha (GimpDrawable *drawable)
pr != NULL;
pr = gimp_pixel_rgns_process (pr))
{
toalpha_render_region (srcPR, destPR);
toalpha_render_region (&srcPR, &destPR);
if ((run_mode != GIMP_RUN_NONINTERACTIVE))
if (run_mode != GIMP_RUN_NONINTERACTIVE)
{
area_so_far += srcPR.w * srcPR.h;
if (++progress_skip % 10 == 0)
gimp_progress_update ((gdouble) area_so_far / (gdouble) total_area);
gimp_progress_update ((gdouble) area_so_far /
(gdouble) total_area);
}
}
@ -431,7 +414,8 @@ colortoalpha_dialog (GimpDrawable *drawable)
frame = gtk_frame_new (_("Color"));
gtk_container_set_border_width (GTK_CONTAINER (frame), 6);
gtk_box_pack_start (GTK_BOX (GTK_DIALOG (dlg)->vbox), frame, FALSE, FALSE, 0);
gtk_box_pack_start (GTK_BOX (GTK_DIALOG (dlg)->vbox),
frame, FALSE, FALSE, 0);
gtk_widget_show (frame);
table = gtk_table_new (1, 3, FALSE);
@ -452,7 +436,6 @@ colortoalpha_dialog (GimpDrawable *drawable)
gtk_table_attach (GTK_TABLE (table), button, 1, 2, 0, 1,
GTK_FILL, GTK_SHRINK, 0, 0) ;
gtk_widget_show (button);
ppreview.color_button = button;
g_signal_connect (G_OBJECT (button), "color_changed",
G_CALLBACK (gimp_color_button_get_color),