#ifdef HAVE_CONFIG_H #include <config.h> #endif #include <string.h> #include "eom-pixbuf-util.h" GSList* eom_pixbuf_get_savable_formats (void) { GSList *list; GSList *write_list = NULL; GSList *it; list = gdk_pixbuf_get_formats (); for (it = list; it != NULL; it = it->next) { GdkPixbufFormat *format; format = (GdkPixbufFormat*) it->data; if (gdk_pixbuf_format_is_writable (format)) { write_list = g_slist_prepend (write_list, format); } } g_slist_free (list); write_list = g_slist_reverse (write_list); return write_list; } GdkPixbufFormat* eom_pixbuf_get_format_by_suffix (const char *suffix) { GSList *list; GSList *it; GdkPixbufFormat *result = NULL; g_return_val_if_fail (suffix != NULL, NULL); list = gdk_pixbuf_get_formats (); for (it = list; (it != NULL) && (result == NULL); it = it->next) { GdkPixbufFormat *format; gchar **extensions; int i; format = (GdkPixbufFormat*) it->data; extensions = gdk_pixbuf_format_get_extensions (format); for (i = 0; extensions[i] != NULL; i++) { /* g_print ("check extension: %s against %s\n", extensions[i], suffix); */ if (g_ascii_strcasecmp (suffix, extensions[i]) == 0) { result = format; break; } } g_strfreev (extensions); } g_slist_free (list); return result; } char* eom_pixbuf_get_common_suffix (GdkPixbufFormat *format) { char **extensions; int i; char *result = NULL; if (format == NULL) return NULL; extensions = gdk_pixbuf_format_get_extensions (format); if (extensions[0] == NULL) return NULL; /* try to find 3-char suffix first, use the last occurence */ for (i = 0; extensions [i] != NULL; i++) { if (strlen (extensions[i]) <= 3) { g_free (result); result = g_ascii_strdown (extensions[i], -1); } } /* otherwise take the first one */ if (result == NULL) { result = g_ascii_strdown (extensions[0], -1); } g_strfreev (extensions); return result; } static char* get_suffix_from_basename (const char *basename) { char *suffix; char *suffix_start; guint len; /* FIXME: does this work for all locales? */ suffix_start = g_utf8_strrchr (basename, -1, '.'); if (suffix_start == NULL) return NULL; len = strlen (suffix_start) - 1; suffix = g_strndup (suffix_start+1, len); return suffix; } GdkPixbufFormat * eom_pixbuf_get_format (GFile *file) { GdkPixbufFormat *format; char *path, *basename, *suffix; g_return_val_if_fail (file != NULL, NULL); path = g_file_get_path (file); basename = g_path_get_basename (path); suffix = get_suffix_from_basename (basename); format = eom_pixbuf_get_format_by_suffix (suffix); g_free (path); g_free (basename); g_free (suffix); return format; }