libvips/libvips/deprecated/im_openslide2vips.c

159 lines
3.5 KiB
C

/* read with openslide
*
* 17/12/11
* - just a stub
* 11/4/12
* - support :level,associated in filenames
* 20/9/12
* - add Leica filename suffix
*/
/*
This file is part of VIPS.
VIPS is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301 USA
*/
/*
These files are distributed with VIPS - http://www.vips.ecs.soton.ac.uk
*/
/*
#define DEBUG
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif /*HAVE_CONFIG_H*/
#include <glib/gi18n-lib.h>
#include <stdio.h>
#include <assert.h>
#include <stdlib.h>
#include <string.h>
#include <vips/vips.h>
#include <vips/vips7compat.h>
#include <vips/thread.h>
#include <vips/internal.h>
static int
im_openslide2vips( const char *name, IMAGE *out )
{
char filename[FILENAME_MAX];
char mode[FILENAME_MAX];
char *p, *q;
char *associated;
int level;
char *endptr;
VipsImage *t;
im_filename_split( name, filename, mode );
level = 0;
associated = NULL;
p = &mode[0];
if( (q = im_getnextoption( &p )) ) {
level = strtoul( q, &endptr, 10 );
if( *endptr ) {
vips_error( "openslide2vips", "%s",
_( "level must be a number" ) );
return( -1 );
}
}
if( (q = im_getnextoption( &p )) )
associated = q;
if( vips_openslideload( filename, &t,
"level", level,
"associated", associated,
NULL ) )
return( -1 );
if( vips_image_write( t, out ) ) {
g_object_unref( t );
return( -1 );
}
g_object_unref( t );
return( 0 );
}
static const char *openslide_suffs[] = {
".svs", /* Aperio */
".vms", ".vmu", ".ndpi", /* Hamamatsu */
".scn", /* Leica */
".mrxs", /* MIRAX */
".svslide", /* Sakura */
".tif", /* Trestle */
".bif", /* Ventana */
NULL
};
static VipsFormatFlags
openslide_flags( const char *name )
{
char filename[FILENAME_MAX];
char mode[FILENAME_MAX];
im_filename_split( name, filename, mode );
return( (VipsFormatFlags)
vips_foreign_flags( "openslideload", filename ) );
}
static int
isopenslide( const char *name )
{
char filename[FILENAME_MAX];
char mode[FILENAME_MAX];
im_filename_split( name, filename, mode );
return( vips_foreign_is_a( "openslideload", filename ) );
}
/* openslide format adds no new members.
*/
typedef VipsFormat VipsFormatOpenslide;
typedef VipsFormatClass VipsFormatOpenslideClass;
static void
vips_format_openslide_class_init( VipsFormatOpenslideClass *class )
{
VipsObjectClass *object_class = (VipsObjectClass *) class;
VipsFormatClass *format_class = (VipsFormatClass *) class;
object_class->nickname = "im_openslide";
object_class->description = _( "Openslide" );
format_class->priority = 100;
format_class->is_a = isopenslide;
format_class->load = im_openslide2vips;
format_class->get_flags = openslide_flags;
format_class->suffs = openslide_suffs;
}
static void
vips_format_openslide_init( VipsFormatOpenslide *object )
{
}
G_DEFINE_TYPE( VipsFormatOpenslide, vips_format_openslide, VIPS_TYPE_FORMAT );