From ad017dc56f5c653d29ecf077d0abf10e0170aade Mon Sep 17 00:00:00 2001
From: John Cupitt <jcupitt@gmail.com>
Date: Fri, 24 Apr 2015 10:10:44 +0100
Subject: [PATCH] add more C++ convenience functions

flipver() etc.
---
 ChangeLog                        |  4 +--
 TODO                             | 11 ------
 cplusplus/include/vips/VImage8.h | 58 ++++++++++++++++++++++++++++++++
 3 files changed, 60 insertions(+), 13 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index 5dd748c8..144f813d 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,7 +1,7 @@
 11/2/15 started 8.0
 - remove old doc stuff, lots of doc improvements
-- add fliphor(), flipver(), rot90(), rot180(), rot270() convenience methods to
-  Python
+- add fliphor(), flipver(), rot90(), rot180(), rot270(), median(), dilate(), 
+  erode() convenience methods to Python and C++
 - python: use [] to index and slice image bands, use () to get a point
 - c++: use [] to band index, () returns a vector<double>
 - add shift option to cast
diff --git a/TODO b/TODO
index f2bd05f7..31b87df5 100644
--- a/TODO
+++ b/TODO
@@ -1,11 +1,3 @@
-- try:
-
-	vips embed k2.jpg x.jpg 10 10 1000 1000 --vips-cache-trace
-
-  we don't seem to show all ops or images, can we improve this?
-
-
-- does cplusplus need flipver() etc.?
 
 - are the mosaic functions calling vips_fastcor()? it must be very slow
 
@@ -22,9 +14,6 @@
 
   then im__chkpair() runs that 20 times, then loops ... oh dear
 
-- make a crappy gir_ffi patch to add unset for GValue, perhaps it will produce
-  a response
-
 - perhaps im_maxpos_subpel() / im_minpos_subpel() should be undeprecated,
   useful with vips_fastcor()
 
diff --git a/cplusplus/include/vips/VImage8.h b/cplusplus/include/vips/VImage8.h
index ff1e40cd..8edc5312 100644
--- a/cplusplus/include/vips/VImage8.h
+++ b/cplusplus/include/vips/VImage8.h
@@ -557,6 +557,64 @@ public:
 	std::complex<double> maxpos( VOption *options = 0 )
 		throw( VError );
 
+	VImage 
+	fliphor( VOption *options = 0 )
+		throw( VError )
+	{
+		return( flip( VIPS_DIRECTION_HORIZONTAL, options ) ); 
+	}
+
+	VImage 
+	flipver( VOption *options = 0 )
+		throw( VError )
+	{
+		return( flip( VIPS_DIRECTION_VERTICAL, options ) ); 
+	}
+
+	VImage 
+	rot90( VOption *options = 0 )
+		throw( VError )
+	{
+		return( rot( VIPS_ANGLE_D90, options ) ); 
+	}
+
+	VImage 
+	rot180( VOption *options = 0 )
+		throw( VError )
+	{
+		return( rot( VIPS_ANGLE_D180, options ) ); 
+	}
+
+	VImage 
+	rot270( VOption *options = 0 )
+		throw( VError )
+	{
+		return( rot( VIPS_ANGLE_D270, options ) ); 
+	}
+
+	VImage 
+	dilate( VImage mask, VOption *options = 0 )
+		throw( VError )
+	{
+		return( morph( mask, VIPS_OPERATION_MORPHOLOGY_DILATE, 
+			options ) ); 
+	}
+
+	VImage 
+	erode( VImage mask, VOption *options = 0 )
+		throw( VError )
+	{
+		return( morph( mask, VIPS_OPERATION_MORPHOLOGY_ERODE, 
+			options ) ); 
+	}
+
+	VImage 
+	median( int size = 3, VOption *options = 0 )
+		throw( VError )
+	{
+		return( rank( size, size, (size * size) / 2, options ) ); 
+	}
+
 	VImage 
 	floor( VOption *options = 0 )
 		throw( VError )