GStreamerInitializer::GStreamerInitializer()
{
gst_init(nullptr, nullptr);
char buffer[MAX_PATH];
GetModuleFileNameA(nullptr, buffer, MAX_PATH);
auto fileName = std::string(buffer);
auto path = fileName.substr(0, fileName.find_last_of('\\')) + "\\plugins\\gstreamer-plugins\\";
gst_registry_scan_path(gst_registry_get(), path.c_str());
}
// *** main
int main() {
//makeing a follower
ShmdataLogger logger = shmdata_make_logger(&mylog,
&mylog,
&mylog,
&mylog,
&mylog,
&mylog,
NULL);
assert(NULL != logger);
ShmdataFollower follower = shmdata_make_follower("/tmp/check-shmdatasink",
&on_data,
&on_server_connect,
&on_server_disconnect,
NULL,
logger);
assert(NULL != follower);
//gstreamer shmdatasink for writing
GstElement *pipeline, *audiosource, *shmdatasink;
GstBus *bus;
guint bus_watch_id;
gst_init(NULL, NULL);
#ifdef HAVE_CONFIG_H
GstRegistry *registry = gst_registry_get();
gst_registry_scan_path(registry, "./" LT_OBJDIR);
#else
g_printerr("shmdatasink plugin not found");
return -1;
#endif
loop = g_main_loop_new(NULL, FALSE);
/* Create gstreamer elements */
pipeline = gst_pipeline_new("audio-player");
audiosource = gst_element_factory_make("audiotestsrc", "audiosource");
shmdatasink = gst_element_factory_make("shmdatasink", "shmdata-output");
if (!pipeline || !audiosource || !shmdatasink) {
g_printerr("One element could not be created. Exiting.\n"); return -1; }
g_object_set(G_OBJECT(shmdatasink), "socket-path", "/tmp/check-shmdatasink", NULL);
bus = gst_pipeline_get_bus(GST_PIPELINE(pipeline));
bus_watch_id = gst_bus_add_watch(bus, bus_call, loop);
gst_object_unref(bus);
gst_bin_add_many(GST_BIN(pipeline), audiosource, shmdatasink, NULL);
gst_element_link(audiosource, shmdatasink);
gst_element_set_state(pipeline, GST_STATE_PLAYING);
g_main_loop_run(loop);
// cleaning gst
gst_element_set_state(pipeline, GST_STATE_NULL);
gst_object_unref(GST_OBJECT(pipeline));
g_source_remove(bus_watch_id);
g_main_loop_unref(loop);
// cleaning follower
shmdata_delete_follower(follower);
shmdata_delete_logger(logger);
return res;
}
gint main (int argc, char *argv[])
{
options(argc, argv);
loop = g_main_loop_new(NULL, FALSE);
GtkWidget *window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
/*Tell gstreamer to look locally for the plugin*/
GstRegistry *registry;
registry = gst_registry_get();
gst_registry_scan_path(registry, "plugins");
GError *parse_error = NULL;
GstElement *pipeline = make_pipeline(&parse_error, loop);
DEBUG("pipeline is %p", pipeline);
DEBUG("template is '%s'", PIPELINE_TEMPLATE);
GstBus *bus = gst_pipeline_get_bus(GST_PIPELINE(pipeline));
gst_bus_set_sync_handler(bus, (GstBusSyncHandler)sync_bus_call, NULL, NULL);
gst_bus_add_watch(bus, (GstBusFunc)bus_callback, pipeline);
gst_object_unref(bus);
gst_element_set_state(pipeline, GST_STATE_PLAYING);
g_signal_connect(G_OBJECT(window), "key-press-event",
G_CALLBACK(key_press_event_cb), pipeline);
STDERR_DEBUG("pipeline is %p", pipeline);
g_signal_connect(G_OBJECT(window), "destroy",
G_CALLBACK(destroy_cb), loop);
g_signal_connect(window, "realize",
G_CALLBACK(video_widget_realize_cb), NULL);
gtk_widget_show_all(window);
g_main_loop_run(loop);
gst_element_set_state (pipeline, GST_STATE_NULL);
gst_object_unref (pipeline);
return 0;
}
static void
gst_validate_init_plugins (void)
{
GstRegistry *registry;
const gchar *plugin_path;
gst_registry_fork_set_enabled (FALSE);
registry = gst_validate_registry_get ();
plugin_path = g_getenv ("GST_VALIDATE_PLUGIN_PATH");
if (plugin_path) {
char **list;
int i;
GST_DEBUG ("GST_VALIDATE_PLUGIN_PATH set to %s", plugin_path);
list = g_strsplit (plugin_path, G_SEARCHPATH_SEPARATOR_S, 0);
for (i = 0; list[i]; i++) {
gst_registry_scan_path (registry, list[i]);
}
g_strfreev (list);
} else {
GST_DEBUG ("GST_VALIDATE_PLUGIN_PATH not set");
}
if (plugin_path == NULL) {
char *home_plugins;
/* plugins in the user's home directory take precedence over
* system-installed ones */
home_plugins = g_build_filename (g_get_user_data_dir (),
"gstreamer-" GST_API_VERSION, "plugins", NULL);
GST_DEBUG ("scanning home plugins %s", home_plugins);
gst_registry_scan_path (registry, home_plugins);
g_free (home_plugins);
/* add the main (installed) library path */
#ifdef G_OS_WIN32
{
char *base_dir;
char *dir;
base_dir =
g_win32_get_package_installation_directory_of_module
(_priv_gstvalidate_dll_handle);
dir = g_build_filename (base_dir,
"lib", "gstreamer-" GST_API_VERSION, "validate", NULL);
GST_DEBUG ("scanning DLL dir %s", dir);
gst_registry_scan_path (registry, dir);
g_free (dir);
g_free (base_dir);
}
#else
gst_registry_scan_path (registry, PLUGINDIR);
#endif
}
gst_registry_fork_set_enabled (TRUE);
}
