bugfixes

get the new arg system working

TODO

@@ -1,52 +1,16 @@
-- embed args are in the wrong order
-
-	$ vips embed
-	vips_embed_class_init
-	VipsEmbed (embed), embed an image in a larger image
-	   embed input type x y width height out
+- try
+	
+	$ vips max
+	im_max (max), maximum value of image, from package "arithmetic"
+	   max in
 	where:
-	   input :: VipsImage (input)
-	   type :: gint (input)
-	   x :: gint (input)
-	   y :: gint (input)
-	   width :: gint (input)
-	   height :: gint (input)
-	   out :: VipsImage (output)
+	   in :: VipsImage (input)
+	   from package "arithmetic"
+	   flags: (PIO function) (no coordinate transformation) (area
+	   operation) (result can be cached) 
 
-  how can we fix this?
+  no output arg?
 
-  need to give an extra arg to vips_object_class_install_argument() to 
-  specify 'argument priority' ... show args in priority order
-
-
-
-- try some macros for arg specification
-
-	pspec = g_param_spec_int( "y", "Y",
-		_( "Top edge of input in output" ),
-		0, 1000000, 0,
-		G_PARAM_READWRITE );
-	g_object_class_install_property( gobject_class, PROP_Y, pspec );
-	vips_object_class_install_argument( vobject_class, pspec,
-		VIPS_ARGUMENT_REQUIRED_INPUT, 
-		G_STRUCT_OFFSET( VipsEmbed, y ) );
-
-  could become
-
-	VIPS_ARG_INT( class, "y", "Y",
-		_( "Top edge of input in output" ),
-		0, 1000000, 0,
-		VIPS_ARGUMENT_REQUIRED_INPUT, 
-		G_STRUCT_OFFSET( VipsEmbed, y ) );
-
-  could get rid of PROP_ enums as well
-
-
-  doing binary.c next
-
-
-
-- make 'type' field to embed an enum?
 
 
 
@@ -64,9 +28,11 @@
 
 
 
-- do clip/embed etc. in new style, good to get everything that VipsAdd uses in
+- do clip etc. in new style, good to get everything that VipsAdd uses in
   the new stack
 
+  embed needs flip* *join extract_area replicate insert
+
 
 
 

libvips/arithmetic/arithmetic.c

@@ -94,20 +94,20 @@ vips_arithmetic_class_init( VipsArithmeticClass *class )
 	vobject_class->description = _( "arithmetic operations" );
 	vobject_class->build = vips_arithmetic_build;
 
-	VIPS_ARG_IMAGE( class, "out", 1, 
+	VIPS_ARG_IMAGE( class, "out", 100, 
 		_( "Output" ), 
 		_( "Output image" ),
 		VIPS_ARGUMENT_REQUIRED_OUTPUT, 
 		G_STRUCT_OFFSET( VipsArithmetic, output ) );
 
-	VIPS_ARG_BOOL( class, "booltest", 2, 
+	VIPS_ARG_BOOL( class, "booltest", 1, 
 		_( "Bool test" ), 
 		_( "Test optional boolean argument" ),
 		VIPS_ARGUMENT_OPTIONAL_INPUT, 
 		G_STRUCT_OFFSET( VipsArithmetic, booltest ),
 		FALSE );
 
-	VIPS_ARG_IMAGE( class, "imtest", 3, 
+	VIPS_ARG_IMAGE( class, "imtest", 2, 
 		_( "Image test" ), 
 		_( "Test optional image argument" ),
 		VIPS_ARGUMENT_OPTIONAL_INPUT, 

libvips/arithmetic/binary.c

@@ -349,17 +349,19 @@ vips_binary_class_init( VipsBinaryClass *class )
 
 	/* Create properties.
 	 */
-	VIPS_ARG_IMAGE( class, "right", 1,
+
+	VIPS_ARG_IMAGE( class, "left", 1, 
+		_( "Left" ), 
+		_( "Left-hand image argument" ),
+		VIPS_ARGUMENT_REQUIRED_INPUT,
+		G_STRUCT_OFFSET( VipsBinary, left ) );
+
+	VIPS_ARG_IMAGE( class, "right", 2,
 		_( "Right" ), 
 		_( "Right-hand image argument" ),
 		VIPS_ARGUMENT_REQUIRED_INPUT,
 		G_STRUCT_OFFSET( VipsBinary, right ) );
 
-	VIPS_ARG_IMAGE( class, "left", 2, 
-		_( "Left" ), 
-		_( "Left-hand image argument" ),
-		VIPS_ARGUMENT_REQUIRED_INPUT,
-		G_STRUCT_OFFSET( VipsBinary, left ) );
 }
 
 static void

libvips/arithmetic/statistic.c

@@ -147,7 +147,7 @@ vips_statistic_class_init( VipsStatisticClass *class )
 	vobject_class->description = _( "VIPS statistic operations" );
 	vobject_class->build = vips_statistic_build;
 
-	VIPS_ARG_IMAGE( class, "in", 1, 
+	VIPS_ARG_IMAGE( class, "in", 0, 
 		_( "Input" ), 
 		_( "Input image" ),
 		VIPS_ARGUMENT_REQUIRED_INPUT,

libvips/conversion/copy.c

@@ -348,70 +348,70 @@ vips_copy_class_init( VipsCopyClass *class )
 		G_STRUCT_OFFSET( VipsCopy, swap ),
 		FALSE );
 
-	VIPS_ARG_INT( class, "width", 2, 
+	VIPS_ARG_INT( class, "width", 3, 
 		_( "Width" ), 
 		_( "Image width in pixels" ),
 		VIPS_ARGUMENT_OPTIONAL_INPUT,
 		G_STRUCT_OFFSET( VipsCopy, width ),
 		0, 1000000, 0 );
 
-	VIPS_ARG_INT( class, "height", 3, 
+	VIPS_ARG_INT( class, "height", 4, 
 		_( "Height" ), 
 		_( "Image height in pixels" ),
 		VIPS_ARGUMENT_OPTIONAL_INPUT,
 		G_STRUCT_OFFSET( VipsCopy, height ),
 		0, 1000000, 0 );
 
-	VIPS_ARG_INT( class, "bands", 4, 
+	VIPS_ARG_INT( class, "bands", 5, 
 		_( "Bands" ), 
 		_( "Number of bands in image" ),
 		VIPS_ARGUMENT_OPTIONAL_INPUT,
 		G_STRUCT_OFFSET( VipsCopy, bands ),
 		0, 1000000, 0 );
 
-	VIPS_ARG_ENUM( class, "format", 5, 
+	VIPS_ARG_ENUM( class, "format", 6, 
 		_( "Format" ), 
 		_( "Pixel format in image" ),
 		VIPS_ARGUMENT_OPTIONAL_INPUT,
 		G_STRUCT_OFFSET( VipsCopy, format ),
 		VIPS_TYPE_BAND_FORMAT, VIPS_FORMAT_UCHAR ); 
 
-	VIPS_ARG_ENUM( class, "coding", 6, 
+	VIPS_ARG_ENUM( class, "coding", 7, 
 		_( "Coding" ), 
 		_( "Pixel coding" ),
 		VIPS_ARGUMENT_OPTIONAL_INPUT,
 		G_STRUCT_OFFSET( VipsCopy, coding ),
 		VIPS_TYPE_CODING, VIPS_CODING_NONE ); 
 
-	VIPS_ARG_ENUM( class, "interpretation", 7, 
+	VIPS_ARG_ENUM( class, "interpretation", 8, 
 		_( "Interpretation" ), 
 		_( "Pixel interpretation" ),
 		VIPS_ARGUMENT_OPTIONAL_INPUT,
 		G_STRUCT_OFFSET( VipsCopy, interpretation ),
 		VIPS_TYPE_INTERPRETATION, VIPS_INTERPRETATION_MULTIBAND ); 
 
-	VIPS_ARG_DOUBLE( class, "xres", 8, 
+	VIPS_ARG_DOUBLE( class, "xres", 9, 
 		_( "Xres" ), 
 		_( "Horizontal resolution in pixels/mm" ),
 		VIPS_ARGUMENT_OPTIONAL_INPUT,
 		G_STRUCT_OFFSET( VipsCopy, xres ),
 		0, 1000000, 0 );
 
-	VIPS_ARG_DOUBLE( class, "yres", 9, 
+	VIPS_ARG_DOUBLE( class, "yres", 10, 
 		_( "Yres" ), 
 		_( "Vertical resolution in pixels/mm" ),
 		VIPS_ARGUMENT_OPTIONAL_INPUT,
 		G_STRUCT_OFFSET( VipsCopy, yres ),
 		0, 1000000, 0 );
 
-	VIPS_ARG_INT( class, "xoffset", 10, 
+	VIPS_ARG_INT( class, "xoffset", 11, 
 		_( "Xoffset" ), 
 		_( "Horizontal offset of origin" ),
 		VIPS_ARGUMENT_OPTIONAL_INPUT,
 		G_STRUCT_OFFSET( VipsCopy, xoffset ),
 		-1000000, 1000000, 0 );
 
-	VIPS_ARG_INT( class, "yoffset", 11, 
+	VIPS_ARG_INT( class, "yoffset", 12, 
 		_( "Yoffset" ), 
 		_( "Vertical offset of origin" ),
 		VIPS_ARGUMENT_OPTIONAL_INPUT,

libvips/conversion/embed.c

@@ -75,13 +75,14 @@
  * VipsEmbed:
  * @in: input image
  * @out: output image
- * @type: how to generate the edge pixels
+ * @extend: how to generate the edge pixels
  * @x: place @in at this x position in @out
  * @y: place @in at this y position in @out
  * @width: @out should be this many pixels across
  * @height: @out should be this many pixels down
  *
- * The opposite of im_extract(): embed an image within a larger image. @type
+ * The opposite of im_extract(): embed @in within an image of size @width by
+ * @height at position @x, @y.  @extend
  * controls what appears in the new pels, see #VipsExtend. 
  *
  * See also: im_extract_area(), im_insert().
@@ -96,7 +97,7 @@ typedef struct _VipsEmbed {
 	 */
 	VipsImage *input;
 
-	VipsExtend type;
+	VipsExtend extend;
 	int x;
 	int y;
 	int width;
@@ -104,13 +105,13 @@ typedef struct _VipsEmbed {
 
 	/* Geometry calculations. 
 	 */
-	Rect rout;		/* Whole output area */
-	Rect rsub;		/* Rect occupied by image */
+	VipsRect rout;		/* Whole output area */
+	VipsRect rsub;		/* Rect occupied by image */
 
 	/* The 8 border pieces. The 4 borders strictly up/down/left/right of
 	 * the main image, and the 4 corner pieces.
 	 */
-	Rect border[8];
+	VipsRect border[8];
 } VipsEmbed;
 
 typedef VipsConversionClass VipsEmbedClass;
@@ -267,17 +268,17 @@ vips_embed_gen( VipsRegion *or, void *seq, void *a, void *b, gboolean *stop )
 		ovl.top += embed->y;
 	}
 
-	switch( embed->type ) {
-	case 0:
-	case 4:
+	switch( embed->extend ) {
+	case VIPS_EXTEND_BLACK:
+	case VIPS_EXTEND_WHITE:
 		/* Paint the borders a solid value.
 		 */
 		for( i = 0; i < 8; i++ )
 			vips_region_paint( or, &embed->border[i], 
-				embed->type == 0 ? 0 : 255 );
+				embed->extend == 0 ? 0 : 255 );
 		break;
 
-	case 1:
+	case VIPS_EXTEND_COPY:
 		/* Extend the borders.
 		 */
 		for( i = 0; i < 8; i++ ) {
@@ -338,8 +339,8 @@ vips_embed_build( VipsObject *object )
 	if( vips_image_pio_input( embed->input ) || 
 		vips_image_pio_output( conversion->output ) )
 		return( -1 );
-	if( embed->type < 0 || embed->type > 4 ) {
-		vips_error( "VipsEmbed", "%s", _( "unknown type" ) );
+	if( embed->extend < 0 || embed->extend >= VIPS_EXTEND_LAST ) {
+		vips_error( "VipsEmbed", "%s", _( "unknown VipsExtend" ) );
 		return( -1 );
 	}
 
@@ -351,8 +352,8 @@ vips_embed_build( VipsObject *object )
 		embed->height == embed->input->Ysize )
 		return( vips_image_write( embed->input, conversion->output ) );
 
-	switch( embed->type ) {
-	case 2:
+	switch( embed->extend ) {
+	case VIPS_EXTEND_REPEAT:
 {
 		/* Clock arithmetic: we want negative x/y to wrap around
 		 * nicely.
@@ -377,7 +378,7 @@ vips_embed_build( VipsObject *object )
 }
 		break;
 
-	case 3:
+	case VIPS_EXTEND_MIRROR:
 {
 		/* As case 2, but the tiles are twice the size because of
 		 * mirroring.
@@ -586,11 +587,11 @@ vips_embed_class_init( VipsEmbedClass *class )
 		G_STRUCT_OFFSET( VipsEmbed, y ),
 		-1000000, 1000000, 0 );
 
-	VIPS_ARG_ENUM( class, "type", 6, 
-		_( "type" ), 
+	VIPS_ARG_ENUM( class, "extend", 6, 
+		_( "Extend" ), 
 		_( "How to generate the extra pixels" ),
 		VIPS_ARGUMENT_OPTIONAL_INPUT,
-		G_STRUCT_OFFSET( VipsEmbed, type ),
+		G_STRUCT_OFFSET( VipsEmbed, extend ),
 		VIPS_TYPE_EXTEND, VIPS_EXTEND_BLACK );
 }
 

libvips/include/vips/conversion.h

@@ -72,7 +72,8 @@ typedef enum {
 	VIPS_EXTEND_COPY = 1,
 	VIPS_EXTEND_REPEAT = 2,
 	VIPS_EXTEND_MIRROR = 3,
-	VIPS_EXTEND_WHITE = 4
+	VIPS_EXTEND_WHITE = 4,
+	VIPS_EXTEND_LAST = 5
 } VipsExtend;
 
 int vips_copy( VipsImage *in, VipsImage **out, ... )

libvips/iofuncs/enumtypes.c

@@ -17,6 +17,7 @@ vips_extend_get_type( void )
 			{VIPS_EXTEND_REPEAT, "VIPS_EXTEND_REPEAT", "repeat"},
 			{VIPS_EXTEND_MIRROR, "VIPS_EXTEND_MIRROR", "mirror"},
 			{VIPS_EXTEND_WHITE, "VIPS_EXTEND_WHITE", "white"},
+			{VIPS_EXTEND_LAST, "VIPS_EXTEND_LAST", "last"},
 			{0, NULL, NULL}
 		};
 		

libvips/iofuncs/image.c

@@ -952,70 +952,70 @@ vips_image_class_init( VipsImageClass *class )
 	VIPS_ARG_INT( class, "width", 2, 
 		_( "Width" ), 
 		_( "Image width in pixels" ),
-		VIPS_ARGUMENT_OPTIONAL_INPUT,
+		VIPS_ARGUMENT_SET_ONCE,
 		G_STRUCT_OFFSET( VipsImage, Xsize ),
 		0, 1000000, 0 );
 
 	VIPS_ARG_INT( class, "height", 3, 
 		_( "Height" ), 
 		_( "Image height in pixels" ),
-		VIPS_ARGUMENT_OPTIONAL_INPUT,
+		VIPS_ARGUMENT_SET_ONCE,
 		G_STRUCT_OFFSET( VipsImage, Ysize ),
 		0, 1000000, 0 );
 
 	VIPS_ARG_INT( class, "bands", 4, 
 		_( "Bands" ), 
 		_( "Number of bands in image" ),
-		VIPS_ARGUMENT_OPTIONAL_INPUT,
+		VIPS_ARGUMENT_SET_ONCE,
 		G_STRUCT_OFFSET( VipsImage, Bands ),
 		0, 1000000, 0 );
 
 	VIPS_ARG_ENUM( class, "format", 5, 
 		_( "Format" ), 
 		_( "Pixel format in image" ),
-		VIPS_ARGUMENT_OPTIONAL_INPUT,
+		VIPS_ARGUMENT_SET_ONCE,
 		G_STRUCT_OFFSET( VipsImage, BandFmt ),
 		VIPS_TYPE_BAND_FORMAT, VIPS_FORMAT_UCHAR ); 
 
 	VIPS_ARG_ENUM( class, "coding", 6, 
 		_( "Coding" ), 
 		_( "Pixel coding" ),
-		VIPS_ARGUMENT_OPTIONAL_INPUT,
+		VIPS_ARGUMENT_SET_ONCE,
 		G_STRUCT_OFFSET( VipsImage, Coding ),
 		VIPS_TYPE_CODING, VIPS_CODING_NONE ); 
 
 	VIPS_ARG_ENUM( class, "interpretation", 7, 
 		_( "Interpretation" ), 
 		_( "Pixel interpretation" ),
-		VIPS_ARGUMENT_OPTIONAL_INPUT,
+		VIPS_ARGUMENT_SET_ONCE,
 		G_STRUCT_OFFSET( VipsImage, Type ),
 		VIPS_TYPE_INTERPRETATION, VIPS_INTERPRETATION_MULTIBAND ); 
 
 	VIPS_ARG_DOUBLE( class, "xres", 8, 
 		_( "Xres" ), 
 		_( "Horizontal resolution in pixels/mm" ),
-		VIPS_ARGUMENT_OPTIONAL_INPUT,
+		VIPS_ARGUMENT_SET_ONCE,
 		G_STRUCT_OFFSET( VipsImage, Xres ),
 		0, 1000000, 0 );
 
 	VIPS_ARG_DOUBLE( class, "yres", 9, 
 		_( "Yres" ), 
 		_( "Vertical resolution in pixels/mm" ),
-		VIPS_ARGUMENT_OPTIONAL_INPUT,
+		VIPS_ARGUMENT_SET_ONCE,
 		G_STRUCT_OFFSET( VipsImage, Yres ),
 		0, 1000000, 0 );
 
 	VIPS_ARG_INT( class, "xoffset", 10, 
 		_( "Xoffset" ), 
 		_( "Horizontal offset of origin" ),
-		VIPS_ARGUMENT_OPTIONAL_INPUT,
+		VIPS_ARGUMENT_SET_ONCE,
 		G_STRUCT_OFFSET( VipsImage, Xoffset ),
 		-1000000, 1000000, 0 );
 
 	VIPS_ARG_INT( class, "yoffset", 11, 
 		_( "Yoffset" ), 
 		_( "Vertical offset of origin" ),
-		VIPS_ARGUMENT_OPTIONAL_INPUT,
+		VIPS_ARGUMENT_SET_ONCE,
 		G_STRUCT_OFFSET( VipsImage, Yoffset ),
 		-1000000, 1000000, 0 );
 
@@ -1030,7 +1030,7 @@ vips_image_class_init( VipsImageClass *class )
 		_( "Mode" ),
 		_( "Open mode" ),
 		VIPS_ARGUMENT_CONSTRUCT, 
-		G_STRUCT_OFFSET( VipsImage, filename ),
+		G_STRUCT_OFFSET( VipsImage, mode ),
 		"p" );
 
 	VIPS_ARG_BOOL( class, "kill", 14, 

libvips/iofuncs/object.c

@@ -64,7 +64,7 @@ static GMutex *vips__object_all_lock = NULL;
 
 static guint vips_object_signals[SIG_LAST] = { 0 };
 
-int _vips__argument_id = 0;
+int _vips__argument_id = 1;
 
 G_DEFINE_ABSTRACT_TYPE( VipsObject, vips_object, G_TYPE_OBJECT );