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Diffstat (limited to 'libexif/exif-format.c')
-rw-r--r-- | libexif/exif-format.c | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/libexif/exif-format.c b/libexif/exif-format.c new file mode 100644 index 0000000..2c63c33 --- /dev/null +++ b/libexif/exif-format.c @@ -0,0 +1,81 @@ +/* exif-format.c + * + * Copyright (c) 2001 Lutz Mueller <lutz@users.sourceforge.net> + * + * This library 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 library 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 library; if not, write to the + * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301 USA. + */ + +#include <config.h> + +#include <libexif/exif-format.h> +#include <libexif/i18n.h> + +#include <stdlib.h> + +/*! Table of data format types, descriptions and sizes. + * This table should be sorted in decreasing order of popularity in order + * to decrease the total average lookup time. + */ +static const struct { + ExifFormat format; + const char *name; + unsigned char size; +} ExifFormatTable[] = { + {EXIF_FORMAT_SHORT, N_("Short"), 2}, + {EXIF_FORMAT_RATIONAL, N_("Rational"), 8}, + {EXIF_FORMAT_SRATIONAL, N_("SRational"), 8}, + {EXIF_FORMAT_UNDEFINED, N_("Undefined"), 1}, + {EXIF_FORMAT_ASCII, N_("ASCII"), 1}, + {EXIF_FORMAT_LONG, N_("Long"), 4}, + {EXIF_FORMAT_BYTE, N_("Byte"), 1}, + {EXIF_FORMAT_SBYTE, N_("SByte"), 1}, + {EXIF_FORMAT_SSHORT, N_("SShort"), 2}, + {EXIF_FORMAT_SLONG, N_("SLong"), 4}, + {EXIF_FORMAT_FLOAT, N_("Float"), 4}, + {EXIF_FORMAT_DOUBLE, N_("Double"), 8}, + {0, NULL, 0} +}; + +const char * +exif_format_get_name (ExifFormat format) +{ + unsigned int i; + + /* FIXME: This belongs to somewhere else. */ + /* libexif should use the default system locale. + * If an application specifically requires UTF-8, then we + * must give the application a way to tell libexif that. + * + * bind_textdomain_codeset (GETTEXT_PACKAGE, "UTF-8"); + */ + bindtextdomain (GETTEXT_PACKAGE, LOCALEDIR); + + for (i = 0; ExifFormatTable[i].name; i++) + if (ExifFormatTable[i].format == format) + return _(ExifFormatTable[i].name); + return NULL; +} + +unsigned char +exif_format_get_size (ExifFormat format) +{ + unsigned int i; + + for (i = 0; ExifFormatTable[i].size; i++) + if (ExifFormatTable[i].format == format) + return ExifFormatTable[i].size; + return 0; +} |