Merge remote-tracking branch 'origin/7.26'

Conflicts:
	ChangeLog
	TODO
	configure.in
	libvips/deprecated/dispatch_types.c
	libvips/foreign/tiff2vips.c
	libvips/include/vips/image.h
	libvips/iofuncs/header.c
	libvips/iofuncs/operation.c
	po/vips7.pot

ChangeLog

@@ -70,6 +70,16 @@
 - only spot options at the end of arg strings
 - add vips_cache() as a vips8 operator
 
+14/1/12 started 7.26.8
+- interpolate CLI args were broken (thanks speckins)
+
+5/12/11 started 7.26.7
+- lazy read from tiled tiff from layers other than 0 was broken
+- optional args to vips_call*() do not work, disabled (fixed correctly in
+  master)
+- address calculations in files over 4gb were broken on 32-bit platforms
+  (broken since March 2011, oops)
+
 12/10/11 started 7.26.6
 - NOCACHE was not being set correctly on OS X causing performance 
   problems with large files

TODO

@@ -1,6 +1,13 @@
 - Vips.Image has members like chain, __subclasshook__ etc etc, are we
   really subclassing it correctly?
 
+- have this warning:
+
+im_histspec.c: In function 'im_histspec':
+im_histspec.c:101:6: warning: 'px' may be used uninitialized in this function
+[-Wuninitialized]
+im_histspec.c:79:6: note: 'px' was declared here:n ../his	
+
 - add support for constants
 
   how do boxed types work? confusing

configure.in

@@ -71,7 +71,7 @@ AC_SUBST(vips_introspection_sources)
 #   interface changes not backwards compatible?: reset age to 0
 
 LIBRARY_CURRENT=30
-LIBRARY_REVISION=5
+LIBRARY_REVISION=7
 LIBRARY_AGE=15
 
 # patched into include/vips/version.h

libvips/deprecated/dispatch_types.c

@@ -871,13 +871,12 @@ static int
 input_interpolate_init( im_object *obj, char *str )
 {
 	GType type = g_type_from_name( "VipsInterpolate" );
-	VipsObjectClass *interpolate_class = 
-		VIPS_OBJECT_CLASS( g_type_class_ref( type ) );
+	VipsObjectClass *class = VIPS_OBJECT_CLASS( g_type_class_ref( type ) );
 	VipsObject *object;
 
-	g_assert( interpolate_class );
+	g_assert( class );
 
-	if( !(object = vips_object_new_from_string( interpolate_class, str )) )
+	if( !(object = vips_object_new_from_string( class, str )) )
 		return( -1 );
 	if( vips_object_build( object ) ) {
 		g_object_unref( object );

libvips/histograms_lut/im_histspec.c

@@ -64,18 +64,18 @@
 static int
 match( IMAGE *in, IMAGE *ref, IMAGE *out )
 {
-	const int inpx = in->Xsize * in->Ysize;
-	const int refpx = ref->Xsize * ref->Ysize;
+	const guint64 inpx = (guint64) in->Xsize * in->Ysize;
+	const guint64 refpx = (guint64) ref->Xsize * ref->Ysize;
 	const int bands = in->Bands;	
 
 	unsigned int *inbuf;		/* in and ref, padded to same size */
 	unsigned int *refbuf;
 	unsigned int *outbuf;		/* Always output as uint */
 
-	int px;				/* Number of pixels */
-	int max;			/* px * bands */
+	guint64 px;			/* Number of pixels */
+	guint64 max;			/* px * bands */
 
-	int i, j;
+	guint64 i, j;
 
 	if( im_iocheck( in, out ) || 
 		im_iocheck( ref, out ) ||
@@ -94,6 +94,8 @@ match( IMAGE *in, IMAGE *ref, IMAGE *out )
 		px = 256;
 	else if( inpx <= 65536 && refpx <= 65536 )
 		px = 65536;
+	else 
+		px = IM_MAX( inpx, refpx );
 	max = px * bands;
 
 	/* Unpack to equal-sized buffers.

libvips/video/im_video_v4l1.c

@@ -45,7 +45,6 @@
 #include <unistd.h>
 #endif /*HAVE_UNISTD_H*/
 #include <errno.h>
-#include <assert.h>
 
 #include <sys/types.h>
 #include <sys/stat.h>