154 lines
3.3 KiB
C
154 lines
3.3 KiB
C
/* debug.c: support for debugging
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*
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* 24/10/95 JC
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* - first version
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* 24/2/05
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* - print more mem allocation info
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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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#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 <vips/vips.h>
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#include <vips/internal.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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/* Track all open images in this.
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*/
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GSList *im__open_images = NULL;
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static void *
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print_one_line_region( REGION *r, int *n2, gint64 *total )
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{
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if( r->type == IM_REGION_BUFFER && r->buffer ) {
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printf( "\t*** %d) %zd malloced bytes\n",
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*n2, r->buffer->bsize );
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*total += r->buffer->bsize;
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}
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*n2 += 1;
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return( NULL );
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}
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/* Print a one-line description of an image, with an index.
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*/
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static void *
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print_one_line( IMAGE *im, int *n, gint64 *total )
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{
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printf( "%2d) %p, %s, %s: %dx%d, %d bands, %s\n",
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*n,
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im,
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im_dtype2char( im->dtype ), im->filename,
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im->Xsize, im->Ysize, im->Bands,
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im_BandFmt2char( im->BandFmt ) );
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*n += 1;
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if( im->dtype == IM_SETBUF && im->data ) {
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gint64 size = (gint64) IM_IMAGE_SIZEOF_LINE( im ) * im->Ysize;
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printf( "\t*** %lld malloced bytes\n", size );
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*total += size;
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}
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if( im->regions ) {
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int n2;
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gint64 total2;
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printf( "\t%d regions\n", g_slist_length( im->regions ) );
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n2 = 0;
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total2 = 0;
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(void) im_slist_map2( im->regions,
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(VSListMap2Fn) print_one_line_region, &n2, &total2 );
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if( total2 )
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printf( "\t*** using total of %lld bytes\n", total2 );
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*total += total2;
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}
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return( NULL );
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}
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static void *
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add_virtual( IMAGE *im, gint64 *total, void *dummy )
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{
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*total += im__image_pixel_length( im );
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return( NULL );
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}
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/* Print one line for each open descriptor.
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*/
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void
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im__print_all( void )
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{
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if( im__open_images ) {
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int n = 0;
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gint64 total = 0;
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total = 0;
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printf( "%d images\n", g_slist_length( im__open_images ) );
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(void) im_slist_map2( im__open_images,
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(VSListMap2Fn) print_one_line, &n, &total );
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if( total )
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printf( "\n\t*** all-image total = %lld real bytes\n",
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total );
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total = 0;
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(void) im_slist_map2( im__open_images,
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(VSListMap2Fn) add_virtual, &total, NULL );
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if( total )
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printf( "\n\t*** virtual total = %lld bytes\n",
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total );
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}
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}
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/* Debugging: given an index, print everything we know about that descriptor.
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*/
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void
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im__print_one( int n )
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{
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IMAGE *im = g_slist_nth_data( im__open_images, n );
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if( !im ) {
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printf( "bad index: %d\n", n );
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return;
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}
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im_printdesc( im );
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}
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