gstreamer/tools/gst-register.c

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/* GStreamer
* Copyright (C) 1999,2000 Erik Walthinsen <omega@cse.ogi.edu>
* 2000 Wim Taymans <wtay@chello.be>
*
* gst-register.c: Plugin subsystem for loading elements, types, and libs
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <gst/gst.h>
#include <stdlib.h>
#include <stdio.h>
#include <fcntl.h>
#include <unistd.h>
#include <string.h>
#include <errno.h>
#include <locale.h>
extern gboolean _gst_registry_auto_load;
static gint num_features = 0;
static gint num_plugins = 0;
static void
plugin_added_func (GstRegistry *registry, GstPlugin *plugin, gpointer user_data)
{
g_print ("added plugin %s with %d feature(s)\n", plugin->desc.name,
plugin->numfeatures);
num_features += plugin->numfeatures;
num_plugins++;
}
static void
spawn_all_in_dir(const char *dirname)
{
char *argv[2] = { NULL, NULL };
GDir *dir;
const char *file;
/* g_print("spawning all in %s\n", dirname); */
dir = g_dir_open (dirname, 0, NULL);
if (dir == NULL) return;
while( (file = g_dir_read_name (dir)) ){
argv[0] = g_build_filename(dirname, file, NULL);
g_print("running %s\n",argv[0]);
g_spawn_sync (NULL, argv, NULL, G_SPAWN_FILE_AND_ARGV_ZERO, NULL, NULL, NULL, NULL, NULL, NULL);
g_free(argv[0]);
}
g_dir_close(dir);
}
int main (int argc,char *argv[])
{
GList *registries;
GList *path_spill = NULL; /* used for path spill from failing registries */
setlocale(LC_ALL, "");
/* Init gst */
_gst_registry_auto_load = FALSE;
gst_init (&argc, &argv);
registries = gst_registry_pool_list ();
registries = g_list_reverse (registries);
while (registries) {
GstRegistry *registry = GST_REGISTRY (registries->data);
GList *dir_list;
GList *iter;
char *dir;
if (path_spill)
{
GList *iter;
/* add spilled paths to this registry;
* since they're spilled they probably weren't loaded correctly
* so we should give a lower priority registry the chance to do them */
for (iter = path_spill; iter; iter = iter->next)
{
g_print ("added path %s to %s \n",
(const char *) iter->data, registry->name);
gst_registry_add_path (registry, (const gchar *) iter->data);
}
g_list_free (path_spill);
path_spill = NULL;
}
g_signal_connect (G_OBJECT (registry), "plugin_added",
G_CALLBACK (plugin_added_func), NULL);
if (registry->flags & GST_REGISTRY_WRITABLE) {
char *location;
g_object_get (registry, "location", &location, NULL);
g_print ("rebuilding %s (%s)\n", registry->name, location);
g_free (location);
gst_registry_rebuild (registry);
gst_registry_save (registry);
}
else {
g_print ("trying to load %s\n", registry->name);
if (!gst_registry_load (registry))
{
g_print ("error loading %s\n", registry->name);
/* move over paths from this registry to the next one */
path_spill = g_list_concat (path_spill,
gst_registry_get_path_list (registry));
g_assert (path_spill != NULL);
}
}
dir_list = gst_registry_get_path_list(registry);
for(iter = dir_list; iter; iter = iter->next) {
dir = g_build_filename((const char *)iter->data, "register-scripts", NULL);
spawn_all_in_dir(dir);
g_free(dir);
}
g_list_free(dir_list);
registries = g_list_next (registries);
}
g_print ("loaded %d plugins with %d features\n", num_plugins, num_features);
return (0);
}