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/* load analyze from a file
*
* 5/12/11
* - from openslideload.c
*/
/*
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 <stdlib.h>
#include <string.h>
#include <vips/vips.h>
#include <vips/buf.h>
#include <vips/internal.h>
#ifdef HAVE_ANALYZE
#include "pforeign.h"
typedef struct _VipsForeignLoadAnalyze {
VipsForeignLoad parent_object;
/* Filename for load.
*/
char *filename;
} VipsForeignLoadAnalyze;
typedef VipsForeignLoadClass VipsForeignLoadAnalyzeClass;
G_DEFINE_TYPE( VipsForeignLoadAnalyze, vips_foreign_load_analyze,
VIPS_TYPE_FOREIGN_LOAD );
static VipsForeignFlags
vips_foreign_load_analyze_get_flags_filename( const char *filename )
{
return( VIPS_FOREIGN_PARTIAL );
}
static VipsForeignFlags
vips_foreign_load_analyze_get_flags( VipsForeignLoad *load )
{
return( VIPS_FOREIGN_PARTIAL );
}
static int
vips_foreign_load_analyze_header( VipsForeignLoad *load )
{
VipsForeignLoadAnalyze *analyze = (VipsForeignLoadAnalyze *) load;
if( vips__analyze_read_header( analyze->filename, load->out ) )
return( -1 );
VIPS_SETSTR( load->out->filename, analyze->filename );
return( 0 );
}
static int
vips_foreign_load_analyze_load( VipsForeignLoad *load )
{
VipsForeignLoadAnalyze *analyze = (VipsForeignLoadAnalyze *) load;
if( vips__analyze_read( analyze->filename, load->real ) )
return( -1 );
return( 0 );
}
static const char *vips_foreign_analyze_suffs[] = { ".img", ".hdr", NULL };
static void
vips_foreign_load_analyze_class_init( VipsForeignLoadAnalyzeClass *class )
{
GObjectClass *gobject_class = G_OBJECT_CLASS( class );
VipsObjectClass *object_class = (VipsObjectClass *) class;
VipsOperationClass *operation_class = VIPS_OPERATION_CLASS( class );
VipsForeignClass *foreign_class = (VipsForeignClass *) class;
VipsForeignLoadClass *load_class = (VipsForeignLoadClass *) class;
gobject_class->set_property = vips_object_set_property;
gobject_class->get_property = vips_object_get_property;
object_class->nickname = "analyzeload";
object_class->description = _( "load an Analyze6 image" );
/* This is fuzzed, but you're unlikely to want to use it on
* untrusted files.
*/
operation_class->flags |= VIPS_OPERATION_UNTRUSTED;
foreign_class->suffs = vips_foreign_analyze_suffs;
/* is_a() is not that quick ... lower the priority.
*/
foreign_class->priority = -50;
load_class->is_a = vips__isanalyze;
load_class->get_flags_filename =
vips_foreign_load_analyze_get_flags_filename;
load_class->get_flags = vips_foreign_load_analyze_get_flags;
load_class->header = vips_foreign_load_analyze_header;
load_class->load = vips_foreign_load_analyze_load;
VIPS_ARG_STRING( class, "filename", 1,
_( "Filename" ),
_( "Filename to load from" ),
VIPS_ARGUMENT_REQUIRED_INPUT,
G_STRUCT_OFFSET( VipsForeignLoadAnalyze, filename ),
NULL );
}
static void
vips_foreign_load_analyze_init( VipsForeignLoadAnalyze *analyze )
{
}
#endif /*HAVE_ANALYZE*/
/**
* vips_analyzeload:
* @filename: file to load
* @out: (out): decompressed image
* @...: %NULL-terminated list of optional named arguments
*
* Load an Analyze 6.0 file. If @filename is "fred.img", this will look for
* an image header called "fred.hdr" and pixel data in "fred.img". You can
* also load "fred" or "fred.hdr".
*
* Images are
* loaded lazilly and byte-swapped, if necessary. The Analyze metadata is read
* and attached.
*
* See also: vips_image_new_from_file().
*
* Returns: 0 on success, -1 on error.
*/
int
vips_analyzeload( const char *filename, VipsImage **out, ... )
{
va_list ap;
int result;
va_start( ap, out );
result = vips_call_split( "analyzeload", ap, filename, out );
va_end( ap );
return( result );
}
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