static VALUE
rb_gst_update_registry(VALUE self)
{
return CBOOL2RVAL(gst_update_registry());
}
/*
* this bit handles:
* - initalization of threads if we use them
* - log handler
* - initial output
* - initializes gst_format
* - registers a bunch of types for gst_objects
*
* - we don't have cases yet where this fails, but in the future
* we might and then it's nice to be able to return that
*/
static gboolean
init_post (GOptionContext * context, GOptionGroup * group, gpointer data,
GError ** error)
{
GLogLevelFlags llf;
if (gst_initialized) {
GST_DEBUG ("already initialized");
return TRUE;
}
llf = G_LOG_LEVEL_CRITICAL | G_LOG_LEVEL_ERROR | G_LOG_FLAG_FATAL;
g_log_set_handler (g_log_domain_gstreamer, llf, debug_log_handler, NULL);
#ifndef GST_DISABLE_TRACE
_priv_gst_alloc_trace_initialize ();
#endif
_priv_gst_mini_object_initialize ();
_priv_gst_quarks_initialize ();
_priv_gst_allocator_initialize ();
_priv_gst_memory_initialize ();
_priv_gst_format_initialize ();
_priv_gst_query_initialize ();
_priv_gst_structure_initialize ();
_priv_gst_caps_initialize ();
_priv_gst_caps_features_initialize ();
_priv_gst_meta_initialize ();
_priv_gst_message_initialize ();
g_type_class_ref (gst_object_get_type ());
g_type_class_ref (gst_pad_get_type ());
g_type_class_ref (gst_element_factory_get_type ());
g_type_class_ref (gst_element_get_type ());
g_type_class_ref (gst_tracer_factory_get_type ());
g_type_class_ref (gst_type_find_factory_get_type ());
g_type_class_ref (gst_bin_get_type ());
g_type_class_ref (gst_bus_get_type ());
g_type_class_ref (gst_task_get_type ());
g_type_class_ref (gst_clock_get_type ());
g_type_class_ref (gst_debug_color_mode_get_type ());
gst_uri_handler_get_type ();
g_type_class_ref (gst_object_flags_get_type ());
g_type_class_ref (gst_bin_flags_get_type ());
g_type_class_ref (gst_buffer_flags_get_type ());
g_type_class_ref (gst_buffer_copy_flags_get_type ());
g_type_class_ref (gst_bus_flags_get_type ());
g_type_class_ref (gst_bus_sync_reply_get_type ());
g_type_class_ref (gst_caps_flags_get_type ());
g_type_class_ref (gst_clock_return_get_type ());
g_type_class_ref (gst_clock_entry_type_get_type ());
g_type_class_ref (gst_clock_flags_get_type ());
g_type_class_ref (gst_clock_type_get_type ());
g_type_class_ref (gst_debug_graph_details_get_type ());
g_type_class_ref (gst_state_get_type ());
g_type_class_ref (gst_state_change_return_get_type ());
g_type_class_ref (gst_state_change_get_type ());
g_type_class_ref (gst_element_flags_get_type ());
g_type_class_ref (gst_core_error_get_type ());
g_type_class_ref (gst_library_error_get_type ());
g_type_class_ref (gst_resource_error_get_type ());
g_type_class_ref (gst_stream_error_get_type ());
g_type_class_ref (gst_event_type_flags_get_type ());
g_type_class_ref (gst_event_type_get_type ());
g_type_class_ref (gst_seek_type_get_type ());
g_type_class_ref (gst_seek_flags_get_type ());
g_type_class_ref (gst_qos_type_get_type ());
g_type_class_ref (gst_format_get_type ());
g_type_class_ref (gst_debug_level_get_type ());
g_type_class_ref (gst_debug_color_flags_get_type ());
g_type_class_ref (gst_iterator_result_get_type ());
g_type_class_ref (gst_iterator_item_get_type ());
g_type_class_ref (gst_message_type_get_type ());
g_type_class_ref (gst_mini_object_flags_get_type ());
g_type_class_ref (gst_pad_link_return_get_type ());
g_type_class_ref (gst_pad_link_check_get_type ());
g_type_class_ref (gst_flow_return_get_type ());
g_type_class_ref (gst_pad_mode_get_type ());
g_type_class_ref (gst_pad_direction_get_type ());
g_type_class_ref (gst_pad_flags_get_type ());
g_type_class_ref (gst_pad_presence_get_type ());
g_type_class_ref (gst_pad_template_flags_get_type ());
g_type_class_ref (gst_pipeline_flags_get_type ());
g_type_class_ref (gst_plugin_error_get_type ());
g_type_class_ref (gst_plugin_flags_get_type ());
g_type_class_ref (gst_plugin_dependency_flags_get_type ());
g_type_class_ref (gst_rank_get_type ());
g_type_class_ref (gst_query_type_flags_get_type ());
g_type_class_ref (gst_query_type_get_type ());
g_type_class_ref (gst_buffering_mode_get_type ());
g_type_class_ref (gst_stream_status_type_get_type ());
g_type_class_ref (gst_structure_change_type_get_type ());
g_type_class_ref (gst_tag_merge_mode_get_type ());
g_type_class_ref (gst_tag_flag_get_type ());
g_type_class_ref (gst_tag_scope_get_type ());
g_type_class_ref (gst_task_pool_get_type ());
g_type_class_ref (gst_task_state_get_type ());
g_type_class_ref (gst_toc_entry_type_get_type ());
g_type_class_ref (gst_type_find_probability_get_type ());
g_type_class_ref (gst_uri_error_get_type ());
g_type_class_ref (gst_uri_type_get_type ());
g_type_class_ref (gst_parse_error_get_type ());
g_type_class_ref (gst_parse_flags_get_type ());
g_type_class_ref (gst_search_mode_get_type ());
g_type_class_ref (gst_progress_type_get_type ());
g_type_class_ref (gst_buffer_pool_acquire_flags_get_type ());
g_type_class_ref (gst_memory_flags_get_type ());
g_type_class_ref (gst_map_flags_get_type ());
g_type_class_ref (gst_caps_intersect_mode_get_type ());
g_type_class_ref (gst_pad_probe_type_get_type ());
g_type_class_ref (gst_pad_probe_return_get_type ());
g_type_class_ref (gst_segment_flags_get_type ());
g_type_class_ref (gst_scheduling_flags_get_type ());
g_type_class_ref (gst_meta_flags_get_type ());
g_type_class_ref (gst_toc_entry_type_get_type ());
g_type_class_ref (gst_toc_scope_get_type ());
g_type_class_ref (gst_toc_loop_type_get_type ());
g_type_class_ref (gst_control_binding_get_type ());
g_type_class_ref (gst_control_source_get_type ());
g_type_class_ref (gst_lock_flags_get_type ());
g_type_class_ref (gst_allocator_flags_get_type ());
g_type_class_ref (gst_stream_flags_get_type ());
_priv_gst_event_initialize ();
_priv_gst_buffer_initialize ();
_priv_gst_buffer_list_initialize ();
_priv_gst_sample_initialize ();
_priv_gst_context_initialize ();
_priv_gst_date_time_initialize ();
_priv_gst_tag_initialize ();
_priv_gst_toc_initialize ();
_priv_gst_value_initialize ();
g_type_class_ref (gst_param_spec_fraction_get_type ());
gst_parse_context_get_type ();
_priv_gst_plugin_initialize ();
/* register core plugins */
gst_plugin_register_static (GST_VERSION_MAJOR, GST_VERSION_MINOR,
"staticelements", "core elements linked into the GStreamer library",
gst_register_core_elements, VERSION, GST_LICENSE, PACKAGE,
GST_PACKAGE_NAME, GST_PACKAGE_ORIGIN);
/*
* Any errors happening below this point are non-fatal, we therefore mark
* gstreamer as being initialized, since it is the case from a plugin point of
* view.
*
* If anything fails, it will be put back to %FALSE in gst_init_check().
* This allows some special plugins that would call gst_init() to not cause a
* looping effect (i.e. initializing GStreamer twice).
*/
gst_initialized = TRUE;
if (!gst_update_registry ())
return FALSE;
GST_INFO ("GLib runtime version: %d.%d.%d", glib_major_version,
glib_minor_version, glib_micro_version);
GST_INFO ("GLib headers version: %d.%d.%d", GLIB_MAJOR_VERSION,
GLIB_MINOR_VERSION, GLIB_MICRO_VERSION);
GST_INFO ("initialized GStreamer successfully");
#ifndef GST_DISABLE_GST_DEBUG
_priv_gst_tracing_init ();
#endif
return TRUE;
}
static void
on_plugin_installation_done (GstInstallPluginsReturn res, gpointer user_data)
{
TotemCodecInstallContext *ctx = (TotemCodecInstallContext *) user_data;
gchar **p;
GST_INFO ("res = %d (%s)", res, gst_install_plugins_return_get_name (res));
switch (res)
{
/* treat partial success the same as success; in the worst case we'll
* just do another round and get NOT_FOUND as result that time */
case GST_INSTALL_PLUGINS_PARTIAL_SUCCESS:
case GST_INSTALL_PLUGINS_SUCCESS:
{
/* blacklist installed plugins too, so that we don't get
* into endless installer loops in case of inconsistencies */
for (p = ctx->details; p != NULL && *p != NULL; ++p)
bacon_video_widget_gst_codec_install_blacklist_plugin (*p);
bacon_video_widget_stop (ctx->bvw);
g_message ("Missing plugins installed. Updating plugin registry ...");
/* force GStreamer to re-read its plugin registry */
if (gst_update_registry ())
{
g_message ("Plugin registry updated, trying again.");
bacon_video_widget_play (ctx->bvw, NULL);
} else {
g_warning ("GStreamer registry update failed");
/* FIXME: should we show an error message here? */
}
}
break;
case GST_INSTALL_PLUGINS_NOT_FOUND:
{
g_message ("No installation candidate for missing plugins found.");
/* NOT_FOUND should only be returned if not a single one of the
* requested plugins was found; if we managed to play something
* anyway, we should just continue playing what we have and
* blacklist the requested plugins for this session; if we
* could not play anything we should blacklist them as well,
* so the install wizard isn't called again for nothing */
for (p = ctx->details; p != NULL && *p != NULL; ++p)
bacon_video_widget_gst_codec_install_blacklist_plugin (*p);
if (ctx->playing)
{
bacon_video_widget_play (ctx->bvw, NULL);
} else {
/* wizard has not shown error, do stop/play again,
* so that an error message gets shown */
bacon_video_widget_stop (ctx->bvw);
bacon_video_widget_play (ctx->bvw, NULL);
}
}
break;
case GST_INSTALL_PLUGINS_USER_ABORT:
{
/* blacklist on user abort, so we show an error next time (or
* just play what we can) instead of calling the installer */
for (p = ctx->details; p != NULL && *p != NULL; ++p)
bacon_video_widget_gst_codec_install_blacklist_plugin (*p);
if (ctx->playing) {
bacon_video_widget_play (ctx->bvw, NULL);
} else {
/* if we couldn't play anything, do stop/play again,
* so that an error message gets shown */
bacon_video_widget_stop (ctx->bvw);
bacon_video_widget_play (ctx->bvw, NULL);
}
}
break;
case GST_INSTALL_PLUGINS_INVALID:
case GST_INSTALL_PLUGINS_ERROR:
case GST_INSTALL_PLUGINS_CRASHED:
default:
{
g_message ("Missing plugin installation failed: %s",
gst_install_plugins_return_get_name (res));
if (ctx->playing)
bacon_video_widget_play (ctx->bvw, NULL);
else
bacon_video_widget_stop (ctx->bvw);
break;
}
case GST_INSTALL_PLUGINS_STARTED_OK:
case GST_INSTALL_PLUGINS_INTERNAL_FAILURE:
case GST_INSTALL_PLUGINS_HELPER_MISSING:
case GST_INSTALL_PLUGINS_INSTALL_IN_PROGRESS:
{
g_assert_not_reached ();
break;
}
}
bacon_video_widget_gst_codec_install_context_free (ctx);
}
static void
on_plugin_installation_done (GstInstallPluginsReturn res, gpointer user_data)
{
RBPluginInstallContext *ctx = (RBPluginInstallContext *) user_data;
gchar **p;
gboolean retry;
rb_debug ("res = %d (%s)", res, gst_install_plugins_return_get_name (res));
switch (res)
{
/* treat partial success the same as success; in the worst case we'll
* just do another round and get NOT_FOUND as result that time */
case GST_INSTALL_PLUGINS_PARTIAL_SUCCESS:
case GST_INSTALL_PLUGINS_SUCCESS:
{
/* blacklist installed plugins too, so that we don't get
* into endless installer loops in case of inconsistencies */
for (p = ctx->details; p != NULL && *p != NULL; ++p) {
rb_plugin_install_blacklist_plugin (*p);
}
g_message ("Missing plugins installed. Updating plugin registry ...");
/* force GStreamer to re-read its plugin registry */
retry = gst_update_registry ();
rb_plugin_install_done (ctx, retry);
break;
}
case GST_INSTALL_PLUGINS_NOT_FOUND:
{
g_message ("No installation candidate for missing plugins found.");
/* NOT_FOUND should only be returned if not a single one of the
* requested plugins was found; if we managed to play something
* anyway, we should just continue playing what we have and
* blacklist the requested plugins for this session; if we
* could not play anything we should blacklist them as well,
* so the install wizard isn't called again for nothing */
for (p = ctx->details; p != NULL && *p != NULL; ++p) {
rb_plugin_install_blacklist_plugin (*p);
}
rb_plugin_install_done (ctx, FALSE);
break;
}
case GST_INSTALL_PLUGINS_USER_ABORT:
{
/* blacklist on user abort, so we show an error next time (or
* just play what we can) instead of calling the installer */
for (p = ctx->details; p != NULL && *p != NULL; ++p) {
rb_plugin_install_blacklist_plugin (*p);
}
rb_plugin_install_done (ctx, FALSE);
break;
}
case GST_INSTALL_PLUGINS_ERROR:
case GST_INSTALL_PLUGINS_CRASHED:
default:
{
g_message ("Missing plugin installation failed: %s",
gst_install_plugins_return_get_name (res));
rb_plugin_install_done (ctx, FALSE);
break;
}
}
rb_plugin_install_context_free (ctx);
}
