libvips/libsrc/boolean/bool_dispatch.c

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2007-08-29 18:23:50 +02:00
/* VIPS function dispatch tables for conversion.
*
* J. Cupitt, 8/4/93.
*/
/*
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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
/*
These files are distributed with VIPS - http://www.vips.ecs.soton.ac.uk
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif /*HAVE_CONFIG_H*/
#include <vips/intl.h>
#include <stdio.h>
#include <vips/vips.h>
#ifdef WITH_DMALLOC
#include <dmalloc.h>
#endif /*WITH_DMALLOC*/
/* Two images in, one out.
*/
static im_arg_desc two_in_one_out[] = {
IM_INPUT_IMAGE( "in1" ),
IM_INPUT_IMAGE( "in2" ),
IM_OUTPUT_IMAGE( "out" )
};
/* One image plus one constant in, one image out.
*/
static im_arg_desc const_in_one_out[] = {
IM_INPUT_IMAGE( "in1" ),
IM_OUTPUT_IMAGE( "out" ),
IM_INPUT_INT( "c" )
};
/* One image plus doublevec in, one image out.
*/
static im_arg_desc vec_in_one_out[] = {
IM_INPUT_IMAGE( "in" ),
IM_OUTPUT_IMAGE( "out" ),
IM_INPUT_DOUBLEVEC( "vec" )
};
/* Call im_and via arg vector.
*/
static int
and_vec( im_object *argv )
{
return( im_andimage( argv[0], argv[1], argv[2] ) );
}
/* Description of im_and.
*/
static im_function and_desc = {
"im_andimage", /* Name */
"bitwise and of two images", /* Description */
IM_FN_PTOP | IM_FN_PIO, /* Flags */
and_vec, /* Dispatch function */
IM_NUMBER( two_in_one_out ), /* Size of arg list */
two_in_one_out /* Arg list */
};
/* Call im_andconst via arg vector.
*/
static int
andconst_vec( im_object *argv )
{
int c = *((int *) argv[2]);
return( im_andconst( argv[0], argv[1], c ) );
}
/* Description of im_andconst.
*/
static im_function andconst_desc = {
"im_andimageconst", /* Name */
"bitwise and of an image with a constant",
IM_FN_PTOP | IM_FN_PIO, /* Flags */
andconst_vec, /* Dispatch function */
IM_NUMBER( const_in_one_out ), /* Size of arg list */
const_in_one_out /* Arg list */
};
/* Call im_and_vec via arg vector.
*/
static int
and_vec_vec( im_object *argv )
{
im_doublevec_object *rv = (im_doublevec_object *) argv[2];
return( im_and_vec( argv[0], argv[1], rv->n, rv->vec ) );
}
/* Description of im_andconst.
*/
static im_function and_vec_desc = {
"im_andimage_vec", /* Name */
"bitwise and of an image with a vector constant",
IM_FN_PTOP | IM_FN_PIO, /* Flags */
and_vec_vec, /* Dispatch function */
IM_NUMBER( vec_in_one_out ), /* Size of arg list */
vec_in_one_out /* Arg list */
};
/* Call im_or via arg vector.
*/
static int
or_vec( im_object *argv )
{
return( im_orimage( argv[0], argv[1], argv[2] ) );
}
/* Description of im_or.
*/
static im_function or_desc = {
"im_orimage", /* Name */
"bitwise or of two images", /* Description */
IM_FN_PTOP | IM_FN_PIO, /* Flags */
or_vec, /* Dispatch function */
IM_NUMBER( two_in_one_out ), /* Size of arg list */
two_in_one_out /* Arg list */
};
/* Call im_orconst via arg vector.
*/
static int
orconst_vec( im_object *argv )
{
int c = *((int *) argv[2]);
return( im_orconst( argv[0], argv[1], c ) );
}
/* Description of im_orconst.
*/
static im_function orconst_desc = {
"im_orimageconst", /* Name */
"bitwise or of an image with a constant",
IM_FN_PTOP | IM_FN_PIO, /* Flags */
orconst_vec, /* Dispatch function */
IM_NUMBER( const_in_one_out ), /* Size of arg list */
const_in_one_out /* Arg list */
};
/* Call im_or_vec via arg vector.
*/
static int
or_vec_vec( im_object *argv )
{
im_doublevec_object *rv = (im_doublevec_object *) argv[2];
return( im_or_vec( argv[0], argv[1], rv->n, rv->vec ) );
}
/* Description of im_orconst.
*/
static im_function or_vec_desc = {
"im_orimage_vec", /* Name */
"bitwise or of an image with a vector constant",
IM_FN_PTOP | IM_FN_PIO, /* Flags */
or_vec_vec, /* Dispatch function */
IM_NUMBER( vec_in_one_out ), /* Size of arg list */
vec_in_one_out /* Arg list */
};
/* Call im_eor via arg vector.
*/
static int
eor_vec( im_object *argv )
{
return( im_eorimage( argv[0], argv[1], argv[2] ) );
}
/* Description of im_eor.
*/
static im_function eor_desc = {
"im_eorimage", /* Name */
"bitwise eor of two images", /* Description */
IM_FN_PTOP | IM_FN_PIO, /* Flags */
eor_vec, /* Dispatch function */
IM_NUMBER( two_in_one_out ), /* Size of arg list */
two_in_one_out /* Arg list */
};
/* Call im_eorconst via arg vector.
*/
static int
eorconst_vec( im_object *argv )
{
int c = *((int *) argv[2]);
return( im_eorconst( argv[0], argv[1], c ) );
}
/* Description of im_eorconst.
*/
static im_function eorconst_desc = {
"im_eorimageconst", /* Name */
"bitwise eor of an image with a constant",
IM_FN_PTOP | IM_FN_PIO, /* Flags */
eorconst_vec, /* Dispatch function */
IM_NUMBER( const_in_one_out ), /* Size of arg list */
const_in_one_out /* Arg list */
};
/* Call im_eor_vec via arg vector.
*/
static int
eor_vec_vec( im_object *argv )
{
im_doublevec_object *rv = (im_doublevec_object *) argv[2];
return( im_eor_vec( argv[0], argv[1], rv->n, rv->vec ) );
}
/* Description of im_eorconst.
*/
static im_function eor_vec_desc = {
"im_eorimage_vec", /* Name */
"bitwise eor of an image with a vector constant",
IM_FN_PTOP | IM_FN_PIO, /* Flags */
eor_vec_vec, /* Dispatch function */
IM_NUMBER( vec_in_one_out ), /* Size of arg list */
vec_in_one_out /* Arg list */
};
/* Call im_shiftleft via arg vector.
*/
static int
shiftleft_vec( im_object *argv )
{
int n = *((int *) argv[2]);
return( im_shiftleft( argv[0], argv[1], n ) );
}
/* Description of im_shiftleft.
*/
static im_function shiftleft_desc = {
"im_shiftleft", /* Name */
"shift integer image n bits to left",
IM_FN_PTOP | IM_FN_PIO, /* Flags */
shiftleft_vec, /* Dispatch function */
IM_NUMBER( const_in_one_out ), /* Size of arg list */
const_in_one_out /* Arg list */
};
/* Call im_shiftright via arg vector.
*/
static int
shiftright_vec( im_object *argv )
{
int n = *((int *) argv[2]);
return( im_shiftright( argv[0], argv[1], n ) );
}
/* Description of im_shiftright.
*/
static im_function shiftright_desc = {
"im_shiftright", /* Name */
"shift integer image n bits to right",
IM_FN_PTOP | IM_FN_PIO, /* Flags */
shiftright_vec, /* Dispatch function */
IM_NUMBER( const_in_one_out ), /* Size of arg list */
const_in_one_out /* Arg list */
};
/* Package up all these functions.
*/
static im_function *bool_list[] = {
&and_desc,
&andconst_desc,
&and_vec_desc,
&or_desc,
&orconst_desc,
&or_vec_desc,
&eor_desc,
&eorconst_desc,
&eor_vec_desc,
&shiftleft_desc,
&shiftright_desc
};
/* Package of functions.
*/
im_package im__boolean = {
"boolean",
IM_NUMBER( bool_list ),
bool_list
};