set the tile cache size to speed up pixel transfers.
2003-09-07 Sven Neumann <sven@gimp.org> * plug-ins/common/aa.c: set the tile cache size to speed up pixel transfers.
This commit is contained in:
Sven Neumann
Sven Neumann
parent
d2a6200e5b
commit
a4e56d98c3
2 changed files with 52 additions and 45 deletions
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@ -1,3 +1,8 @@
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2003-09-07 Sven Neumann <sven@gimp.org>
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* plug-ins/common/aa.c: set the tile cache size to speed up pixel
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transfers.
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2003-09-07 Sven Neumann <sven@gimp.org>
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* plug-ins/common/screenshot.c (create_image): boost performance
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@ -23,28 +23,28 @@
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#include "libgimp/stdplugins-intl.h"
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/*
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/*
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* Declare some local functions.
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*/
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static void query (void);
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static void run (const gchar *name,
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gint nparams,
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const GimpParam *param,
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gint *nreturn_vals,
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static void run (const gchar *name,
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gint nparams,
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const GimpParam *param,
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gint *nreturn_vals,
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GimpParam **return_vals);
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static gboolean save_aa (gint32 drawable_ID,
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gchar *filename,
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gchar *filename,
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gint output_type);
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static void gimp2aa (gint32 drawable_ID,
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static void gimp2aa (gint32 drawable_ID,
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aa_context *context);
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static gint type_dialog (gint selected);
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static void type_dialog_toggle_update (GtkWidget *widget,
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static void type_dialog_toggle_update (GtkWidget *widget,
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gpointer data);
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static void type_dialog_cancel_callback (GtkWidget *widget,
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static void type_dialog_cancel_callback (GtkWidget *widget,
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gpointer data);
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/*
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/*
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* Some global variables.
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*/
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@ -64,7 +64,7 @@ static gint selected_type = 0;
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MAIN ()
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static void
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static void
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query (void)
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{
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static GimpParamDef save_args[] =
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@ -100,7 +100,7 @@ query (void)
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* specified by string.
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* -1 means it wasn't found.
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*/
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static gint
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static gint
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get_type_from_string (const gchar *string)
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{
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gint type = 0;
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@ -118,10 +118,10 @@ get_type_from_string (const gchar *string)
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return type;
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}
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static void
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run (const gchar *name,
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gint nparams,
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const GimpParam *param,
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static void
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run (const gchar *name,
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gint nparams,
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const GimpParam *param,
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gint *nreturn_vals,
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GimpParam **return_vals)
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{
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@ -144,13 +144,13 @@ run (const gchar *name,
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image_ID = param[1].data.d_int32;
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drawable_ID = param[2].data.d_int32;
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/* eventually export the image */
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/* eventually export the image */
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switch (run_mode)
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{
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case GIMP_RUN_INTERACTIVE:
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case GIMP_RUN_WITH_LAST_VALS:
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gimp_ui_init ("aa", FALSE);
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export = gimp_export_image (&image_ID, &drawable_ID, "AA",
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export = gimp_export_image (&image_ID, &drawable_ID, "AA",
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(GIMP_EXPORT_CAN_HANDLE_RGB |
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GIMP_EXPORT_CAN_HANDLE_GRAY |
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GIMP_EXPORT_CAN_HANDLE_ALPHA ));
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@ -165,14 +165,14 @@ run (const gchar *name,
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}
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if (! (gimp_drawable_is_rgb (drawable_ID) ||
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gimp_drawable_is_gray (drawable_ID)))
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gimp_drawable_is_gray (drawable_ID)))
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{
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status = GIMP_PDB_CALLING_ERROR;
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}
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if (status == GIMP_PDB_SUCCESS)
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{
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switch (run_mode)
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switch (run_mode)
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{
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case GIMP_RUN_INTERACTIVE:
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gimp_get_data ("file_aa_save", &output_type);
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@ -217,7 +217,7 @@ run (const gchar *name,
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}
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if (export == GIMP_EXPORT_EXPORT)
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gimp_image_delete (image_ID);
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gimp_image_delete (image_ID);
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values[0].data.d_status = status;
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}
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@ -254,7 +254,7 @@ save_aa (gint32 drawable_ID,
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}
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static void
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gimp2aa (gint32 drawable_ID,
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gimp2aa (gint32 drawable_ID,
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aa_context *context)
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{
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GimpDrawable *drawable;
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@ -274,35 +274,37 @@ gimp2aa (gint32 drawable_ID,
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height = aa_imgheight (context);
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bpp = drawable->bpp;
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gimp_pixel_rgn_init (&pixel_rgn,
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drawable, 0, 0, width, height,
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gimp_tile_cache_ntiles ((width / gimp_tile_width ()) + 1);
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gimp_pixel_rgn_init (&pixel_rgn,
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drawable, 0, 0, width, height,
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FALSE, FALSE);
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buffer = g_new (guchar, width * bpp);
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for (y = 0; y < height; y++)
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for (y = 0; y < height; y++)
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{
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gimp_pixel_rgn_get_row (&pixel_rgn, buffer, 0, y, width);
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switch (bpp)
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{
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case 1: /* GRAY */
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for (x = 0, p = buffer; x < width; x++, p++)
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for (x = 0, p = buffer; x < width; x++, p++)
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aa_putpixel (context, x, y, *p);
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break;
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case 2: /* GRAYA, blend over black */
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for (x = 0, p = buffer; x < width; x++, p += 2)
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for (x = 0, p = buffer; x < width; x++, p += 2)
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aa_putpixel (context, x, y, (p[0] * (p[1] + 1)) >> 8);
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break;
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case 3: /* RGB */
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for (x = 0, p = buffer; x < width; x++, p += 3)
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for (x = 0, p = buffer; x < width; x++, p += 3)
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aa_putpixel (context, x, y, INTENSITY (p[0], p[1], p[2]));
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break;
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case 4: /* RGBA, blend over black */
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for (x = 0, p = buffer; x < width; x++, p += 4)
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for (x = 0, p = buffer; x < width; x++, p += 4)
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aa_putpixel (context, x, y,
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((guchar) INTENSITY (p[0], p[1], p[2]) * (p[3] + 1))
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>> 8);
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@ -319,16 +321,16 @@ gimp2aa (gint32 drawable_ID,
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renderparams = aa_getrenderparams ();
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renderparams->dither = AA_FLOYD_S;
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aa_render (context, renderparams, 0, 0,
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aa_render (context, renderparams, 0, 0,
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aa_scrwidth (context), aa_scrheight (context));
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}
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/*
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/*
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* User Interface dialog thingie.
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*/
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static gint
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type_dialog (gint selected)
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static gint
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type_dialog (gint selected)
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{
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GtkWidget *dlg;
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GtkWidget *toggle;
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@ -363,13 +365,13 @@ type_dialog (gint selected)
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toggle_vbox = gtk_vbox_new (FALSE, 2);
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gtk_container_set_border_width (GTK_CONTAINER(toggle_vbox), 4);
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gtk_container_add (GTK_CONTAINER (frame), toggle_vbox);
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group = NULL;
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{
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aa_format **p = (aa_format **) aa_formats;
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gint current = 0;
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while (*p != NULL)
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while (*p != NULL)
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{
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toggle = gtk_radio_button_new_with_label (group, (*p)->formatname);
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group = gtk_radio_button_get_group (GTK_RADIO_BUTTON (toggle));
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@ -382,7 +384,7 @@ type_dialog (gint selected)
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if (current == selected)
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gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (toggle), TRUE);
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p++;
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current++;
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}
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@ -403,17 +405,17 @@ type_dialog (gint selected)
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* Callbacks for the dialog.
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*/
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static void
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type_dialog_cancel_callback (GtkWidget *widget,
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gpointer data)
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static void
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type_dialog_cancel_callback (GtkWidget *widget,
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gpointer data)
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{
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selected_type = -1;
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gtk_widget_destroy (GTK_WIDGET (data));
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}
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static void
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type_dialog_toggle_update (GtkWidget *widget,
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gpointer data)
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static void
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type_dialog_toggle_update (GtkWidget *widget,
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gpointer data)
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{
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selected_type = get_type_from_string ((gchar *) data);
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selected_type = get_type_from_string ((const gchar *) data);
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}
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