2 * Copyright (C) 2021 - The Geeqie Team
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License along
17 * with this program; if not, write to the Free Software Foundation, Inc.,
18 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
23 #include "image-load.h"
24 #include "image_load_external.h"
27 #include "ui_fileops.h"
29 typedef struct _ImageLoaderExternal ImageLoaderExternal;
30 struct _ImageLoaderExternal {
31 ImageLoaderBackendCbAreaUpdated area_updated_cb;
32 ImageLoaderBackendCbSize size_cb;
33 ImageLoaderBackendCbAreaPrepared area_prepared_cb;
36 guint requested_width;
37 guint requested_height;
41 static gboolean image_loader_external_load(gpointer loader, const guchar *buf, gsize count, GError **error)
43 ImageLoaderExternal *ld = (ImageLoaderExternal *) loader;
44 ImageLoader *il = ld->data;
47 gchar *tilde_filename;
49 tilde_filename = expand_tilde(options->external_preview.extract);
51 randname = g_strdup("/tmp/geeqie_external_preview_XXXXXX");
54 cmd_line = g_strdup_printf("\"%s\" \"%s\" \"%s\"" , tilde_filename, il->fd->path, randname);
58 ld->pixbuf = gdk_pixbuf_new_from_file(randname, NULL);
60 ld->area_updated_cb(loader, 0, 0, gdk_pixbuf_get_width(ld->pixbuf), gdk_pixbuf_get_height(ld->pixbuf), ld->data);
63 unlink_file(randname);
65 g_free(tilde_filename);
70 static gpointer image_loader_external_new(ImageLoaderBackendCbAreaUpdated area_updated_cb, ImageLoaderBackendCbSize size_cb, ImageLoaderBackendCbAreaPrepared area_prepared_cb, gpointer data)
72 ImageLoaderExternal *loader = g_new0(ImageLoaderExternal, 1);
73 loader->area_updated_cb = area_updated_cb;
74 loader->size_cb = size_cb;
75 loader->area_prepared_cb = area_prepared_cb;
77 return (gpointer) loader;
80 static void image_loader_external_set_size(gpointer loader, int width, int height)
82 ImageLoaderExternal *ld = (ImageLoaderExternal *) loader;
83 ld->requested_width = width;
84 ld->requested_height = height;
87 static GdkPixbuf* image_loader_external_get_pixbuf(gpointer loader)
89 ImageLoaderExternal *ld = (ImageLoaderExternal *) loader;
93 static gchar* image_loader_external_get_format_name(gpointer loader)
95 return g_strdup("external");
98 static gchar** image_loader_external_get_format_mime_types(gpointer loader)
100 static gchar *mime[] = {"application/octet-stream", NULL};
101 return g_strdupv(mime);
104 static gboolean image_loader_external_close(gpointer loader, GError **error)
109 static void image_loader_external_abort(gpointer loader)
111 ImageLoaderExternal *ld = (ImageLoaderExternal *) loader;
115 static void image_loader_external_free(gpointer loader)
117 ImageLoaderExternal *ld = (ImageLoaderExternal *) loader;
118 if (ld->pixbuf) g_object_unref(ld->pixbuf);
122 void image_loader_backend_set_external(ImageLoaderBackend *funcs)
124 funcs->loader_new = image_loader_external_new;
125 funcs->set_size = image_loader_external_set_size;
126 funcs->load = image_loader_external_load;
128 funcs->get_pixbuf = image_loader_external_get_pixbuf;
129 funcs->close = image_loader_external_close;
130 funcs->abort = image_loader_external_abort;
131 funcs->free = image_loader_external_free;
132 funcs->get_format_name = image_loader_external_get_format_name;
133 funcs->get_format_mime_types = image_loader_external_get_format_mime_types;
137 /* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */