Marco Nelissen | 548dde4 | 2014-01-07 10:11:28 -0800 | [diff] [blame] | 1 | /* test-value.c |
| 2 | * |
| 3 | * Copyright 2002 Lutz M\uffffller <lutz@users.sourceforge.net> |
| 4 | * |
| 5 | * This library is free software; you can redistribute it and/or |
| 6 | * modify it under the terms of the GNU Lesser General Public |
| 7 | * License as published by the Free Software Foundation; either |
| 8 | * version 2 of the License, or (at your option) any later version. |
| 9 | * |
| 10 | * This library is distributed in the hope that it will be useful, |
| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 13 | * Lesser General Public License for more details. |
| 14 | * |
| 15 | * You should have received a copy of the GNU Lesser General Public |
| 16 | * License along with this library; if not, write to the |
| 17 | * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
| 18 | * Boston, MA 02110-1301 USA. |
| 19 | */ |
| 20 | |
| 21 | #include <libexif/exif-utils.h> |
| 22 | #include <libexif/exif-data.h> |
| 23 | |
| 24 | #include <stdio.h> |
| 25 | #include <stdlib.h> |
| 26 | |
| 27 | int |
| 28 | main () |
| 29 | { |
| 30 | ExifData *d; |
| 31 | ExifEntry *e; |
| 32 | char v[1024]; |
| 33 | ExifSRational r = {1., 20.}; |
| 34 | unsigned int i; |
| 35 | |
| 36 | d = exif_data_new (); |
| 37 | if (!d) { |
| 38 | printf ("Error running exif_data_new()\n"); |
| 39 | exit(13); |
| 40 | } |
| 41 | |
| 42 | e = exif_entry_new (); |
| 43 | if (!e) { |
| 44 | printf ("Error running exif_entry_new()\n"); |
| 45 | exit(13); |
| 46 | } |
| 47 | |
| 48 | exif_content_add_entry (d->ifd[EXIF_IFD_0], e); |
| 49 | exif_entry_initialize (e, EXIF_TAG_SHUTTER_SPEED_VALUE); |
| 50 | exif_set_srational (e->data, exif_data_get_byte_order (d), r); |
| 51 | |
| 52 | for (i = 30; i > 0; i--) { |
| 53 | printf ("Length %2i: '%s'\n", i, |
| 54 | exif_entry_get_value (e, v, i)); |
| 55 | } |
| 56 | |
| 57 | exif_entry_unref (e); |
| 58 | exif_data_unref (d); |
| 59 | |
| 60 | return 0; |
| 61 | } |