sharpen: reduce max sigma to 10

See lovell/sharp#3521
lovell · Jan 23, 2023 · cb3adaf · cb3adaf
1 parent 321b1cf
commit cb3adaf
Show file tree

Hide file tree

Showing 2 changed files with 2 additions and 1 deletion.
diff --git a/ChangeLog b/ChangeLog
@@ -4,6 +4,7 @@
 	* use with (un)premultiply for ~10% perf gain on AVX CPUs
 - dedupe FITS header write [ewelot]
 - add fast path to extract_band and bandjoin for uchar images [lovell]
+- reduce `vips_sharpen` max `sigma` to 10 [lovell]
 
 TBD 8.14.2
 

diff --git a/libvips/convolution/sharpen.c b/libvips/convolution/sharpen.c
@@ -330,7 +330,7 @@ vips_sharpen_class_init( VipsSharpenClass *class )
 		_( "Sigma of Gaussian" ),
 		VIPS_ARGUMENT_OPTIONAL_INPUT,
 		G_STRUCT_OFFSET( VipsSharpen, sigma ),
-		0.000001, 10000.0, 0.5 );
+		0.000001, 10.0, 0.5 );
 
 	VIPS_ARG_DOUBLE( class, "x1", 5, 
 		_( "x1" ),