diff --git a/magick/effect.c b/magick/effect.c
index 5cbbed3..520ca1a 100644
--- a/magick/effect.c
+++ b/magick/effect.c
@@ -1865,8 +1865,8 @@
#endif
for (channel=0; channel <= 3; channel++)
{
- int
- id;
+ const int
+ id = GetOpenMPThreadId();
register ssize_t
i,
@@ -1882,7 +1882,6 @@
if (status == MagickFalse)
continue;
- id=GetOpenMPThreadId();
pixel=pixels[id];
(void) ResetMagickMemory(pixel,0,length*sizeof(*pixel));
buffer=buffers[id];
@@ -2947,8 +2946,8 @@
#endif
for (y=0; y < (ssize_t) median_image->rows; y++)
{
- int
- id;
+ const int
+ id = GetOpenMPThreadId();
register const IndexPacket
*restrict indexes;
@@ -2978,7 +2977,6 @@
}
indexes=GetCacheViewVirtualIndexQueue(image_view);
median_indexes=GetCacheViewAuthenticIndexQueue(median_view);
- id=GetOpenMPThreadId();
for (x=0; x < (ssize_t) median_image->columns; x++)
{
MagickPixelPacket
@@ -4303,8 +4301,8 @@
#endif
for (y=0; y < (ssize_t) noise_image->rows; y++)
{
- int
- id;
+ const int
+ id = GetOpenMPThreadId();
register const IndexPacket
*restrict indexes;
@@ -4334,7 +4332,6 @@
}
indexes=GetCacheViewVirtualIndexQueue(image_view);
noise_indexes=GetCacheViewAuthenticIndexQueue(noise_view);
- id=GetOpenMPThreadId();
for (x=0; x < (ssize_t) noise_image->columns; x++)
{
MagickPixelPacket
@@ -5203,8 +5200,8 @@
#endif
for (y=0; y < (ssize_t) spread_image->rows; y++)
{
- int
- id;
+ const int
+ id = GetOpenMPThreadId();
MagickPixelPacket
pixel;
@@ -5229,7 +5226,6 @@
}
indexes=GetCacheViewAuthenticIndexQueue(image_view);
pixel=bias;
- id=GetOpenMPThreadId();
for (x=0; x < (ssize_t) spread_image->columns; x++)
{
(void) ResamplePixelColor(resample_filter[id],(double) x+width*