// just g_object_set_property(), except we allow set enum from string
static void
set_property( VipsObject *object, const char *name, const GValue *value )
{
VipsObjectClass *object_class = VIPS_OBJECT_GET_CLASS( object );
GType type = G_VALUE_TYPE( value );
GParamSpec *pspec;
VipsArgumentClass *argument_class;
VipsArgumentInstance *argument_instance;
if( vips_object_get_argument( object, name,
&pspec, &argument_class, &argument_instance ) ) {
g_warning( "%s", vips_error_buffer() );
vips_error_clear();
return;
}
if( G_IS_PARAM_SPEC_ENUM( pspec ) &&
type == G_TYPE_STRING ) {
GType pspec_type = G_PARAM_SPEC_VALUE_TYPE( pspec );
int enum_value;
GValue value2 = { 0 };
if( (enum_value = vips_enum_from_nick( object_class->nickname,
pspec_type, g_value_get_string( value ) )) < 0 ) {
g_warning( "%s", vips_error_buffer() );
vips_error_clear();
return;
}
g_value_init( &value2, pspec_type );
g_value_set_enum( &value2, enum_value );
g_object_set_property( G_OBJECT( object ), name, &value2 );
g_value_unset( &value2 );
}
else
g_object_set_property( G_OBJECT( object ), name, value );
}
int
im_vips2dz( IMAGE *in, const char *filename )
{
char *p, *q;
char name[FILENAME_MAX];
char mode[FILENAME_MAX];
char buf[FILENAME_MAX];
int i;
VipsForeignDzLayout layout = VIPS_FOREIGN_DZ_LAYOUT_DZ;
char *suffix = ".jpeg";
int overlap = 0;
int tile_size = 256;
VipsForeignDzDepth depth = VIPS_FOREIGN_DZ_DEPTH_1PIXEL;
gboolean centre = FALSE;
VipsAngle angle = VIPS_ANGLE_0;
/* We can't use im_filename_split() --- it assumes that we have a
* filename with an extension before the ':', and filename here is
* actually a dirname.
*
* Just split on the first ':'.
*/
im_strncpy( name, filename, FILENAME_MAX );
if( (p = strchr( name, ':' )) ) {
*p = '\0';
im_strncpy( mode, p + 1, FILENAME_MAX );
}
strcpy( buf, mode );
p = &buf[0];
if( (q = im_getnextoption( &p )) ) {
if( (i = vips_enum_from_nick( "im_vips2dz",
VIPS_TYPE_FOREIGN_DZ_LAYOUT, q )) < 0 )
return( -1 );
layout = i;
}
if( (q = im_getnextoption( &p )) )
suffix = g_strdup( q );
if( (q = im_getnextoption( &p )) )
overlap = atoi( q );
if( (q = im_getnextoption( &p )) )
tile_size = atoi( q );
if( (q = im_getnextoption( &p )) ) {
if( (i = vips_enum_from_nick( "im_vips2dz",
VIPS_TYPE_FOREIGN_DZ_DEPTH, q )) < 0 )
return( -1 );
depth = i;
}
if( (q = im_getnextoption( &p )) ) {
if( im_isprefix( "cen", q ) )
centre = TRUE;
}
if( (q = im_getnextoption( &p )) ) {
if( (i = vips_enum_from_nick( "im_vips2dz",
VIPS_TYPE_ANGLE, q )) < 0 )
return( -1 );
angle = i;
}
if( vips_dzsave( in, name,
"layout", layout,
"suffix", suffix,
"overlap", overlap,
"tile_size", tile_size,
"depth", depth,
"centre", centre,
"angle", angle,
NULL ) )
return( -1 );
return( 0 );
}