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optimized further. 

2005-08-08  Sven Neumann  <sven@gimp.org>

	* app/base/siox.c (find_max_blob): optimized further.
This commit is contained in:
Sven Neumann 2005-08-08 18:31:28 +00:00 committed by Sven Neumann
parent 651aca218a
commit 6f386794b7
2 changed files with 29 additions and 11 deletions
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4
ChangeLog
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@ -1,3 +1,7 @@
2005-08-08 Sven Neumann <sven@gimp.org>
* app/base/siox.c (find_max_blob): optimized further.
2005-08-08 Sven Neumann <sven@gimp.org>
* app/base/siox.c: added another call to gimp_progress_update().

36
app/base/siox.c
View File

@ -610,7 +610,9 @@ find_max_blob (TileManager *mask,
for (col = 0; col < region.w; col++, d++, i++)
{
gint regioncount = 0;
gint regioncount;
gint pos_x;
gint pos_y;
if (labels[i])
continue;
@ -621,13 +623,27 @@ find_max_blob (TileManager *mask,
continue;
}
g_queue_push_tail (q, GINT_TO_POINTER (i));
labels[i] = curlabel;
regioncount = 1;
pos_x = i % width;
pos_y = i / width;
if (pos_x + 1 < width && ! labels[i + 1])
g_queue_push_tail (q, GINT_TO_POINTER (i + 1));
if (pos_x > 0 && ! labels[i - 1])
g_queue_push_tail (q, GINT_TO_POINTER (i - 1));
if (pos_y + 1 < height && ! labels[i + width])
g_queue_push_tail (q, GINT_TO_POINTER (i + width));
if (pos_y > 0 && ! labels[i - width])
g_queue_push_tail (q, GINT_TO_POINTER (i - width));
while (! g_queue_is_empty (q))
{
gint pos = GPOINTER_TO_INT (g_queue_pop_head (q));
gint pos_x;
gint pos_y;
guchar val;
if (labels[pos])
@ -641,7 +657,6 @@ find_max_blob (TileManager *mask,
if (val & 0x80)
{
labels[pos] = curlabel;
regioncount++;
if (pos_x + 1 < width && ! labels[pos + 1])
@ -892,14 +907,14 @@ siox_foreground_extract (TileManager *pixels,
for (col = 0; col < srcPR.w; col++, m++, s += bpp)
{
lab labpixel;
gboolean background = FALSE;
gboolean background;
gfloat min, d;
if (*m < SIOX_LOW || *m > SIOX_HIGH)
continue;
calc_lab (s, bpp, colormap, &labpixel);
background = TRUE;
min = euklid (&labpixel, bgsig + 0);
for (i = 1; i < bgsiglen; i++)
@ -912,13 +927,12 @@ siox_foreground_extract (TileManager *pixels,
if (fgsiglen == 0)
{
if (min < clustersize)
background = TRUE;
else
background = FALSE;
background = (min < clustersize);
}
else
{
background = TRUE;
for (i = 0; i < fgsiglen; i++)
{
d = euklid (&labpixel, fgsig + i);