137 lines
3.0 KiB
C
137 lines
3.0 KiB
C
/* Use one mosiaced file to mosaic another set of images.
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*
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* 1/11/01 JC
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* - from global_balance
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* 25/02/02 JC
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* - detect size change
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* 10/4/06
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* - spot file-not-found
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*/
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/*
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This file is part of VIPS.
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VIPS is free software; you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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/*
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These files are distributed with VIPS - http://www.vips.ecs.soton.ac.uk
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*/
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/* Define for debug output.
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#define DEBUG
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*/
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif /*HAVE_CONFIG_H*/
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#include <vips/intl.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <stdarg.h>
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#include <math.h>
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#include <vips/vips.h>
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#include "merge.h"
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#include "global_balance.h"
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#ifdef WITH_DMALLOC
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#include <dmalloc.h>
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#endif /*WITH_DMALLOC*/
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typedef struct _RemosaicData {
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const char *old_str;
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const char *new_str;
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int new_len;
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int old_len;
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} RemosaicData;
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static IMAGE *
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remosaic( JoinNode *node, RemosaicData *rd )
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{
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SymbolTable *st = node->st;
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IMAGE *im = node->im;
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IMAGE *out;
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char filename[FILENAME_MAX];
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char *p;
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if( !im ) {
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im_error( "im_remosaic", _( "file \"%s\" not found" ),
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node->name );
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return( NULL );
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}
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/* Remove substring rd->old_str from in->filename, replace with
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* rd->new_str.
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*/
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im_strncpy( filename, im->filename, FILENAME_MAX );
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if( (p = im_strrstr( filename, rd->old_str )) ) {
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int offset = p - &filename[0];
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im_strncpy( p, rd->new_str, FILENAME_MAX - offset );
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im_strncpy( p + rd->new_len,
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im->filename + offset + rd->old_len,
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FILENAME_MAX - offset - rd->new_len );
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}
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#ifdef DEBUG
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printf( "im_remosaic: filename \"%s\" -> \"%s\"\n",
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im->filename, filename );
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#endif /*DEBUG*/
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if( !(out = im__global_open_image( st, filename )) )
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return( NULL );
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if( out->Xsize != im->Xsize || out->Ysize != im->Ysize ) {
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im_error( "im_remosaic",
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_( "substitute image \"%s\" is not "
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"the same size as \"%s\"" ),
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filename, im->filename );
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return( NULL );
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}
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return( out );
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}
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int
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im_remosaic( IMAGE *in, IMAGE *out, const char *old_str, const char *new_str )
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{
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SymbolTable *st;
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RemosaicData rd;
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if( !(st = im__build_symtab( out, SYM_TAB_SIZE )) ||
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im__parse_desc( st, in ) )
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return( -1 );
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/* Re-make mosaic.
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*/
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rd.old_str = old_str;
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rd.new_str = new_str;
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rd.new_len = strlen( new_str );
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rd.old_len = strlen( old_str );
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if( im__build_mosaic( st, out, (transform_fn) remosaic, &rd ) )
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return( -1 );
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return( 0 );
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}
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