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player: Add uri-loaded signal that is fired whenever a new URI is actually loaded

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This allows knowing the "boundary" from which on all following signals are for
the new URI.

https://bugzilla.gnome.org/show_bug.cgi?id=766062
This commit is contained in:
Sebastian Dröge 2016-05-15 15:11:10 +03:00
parent 044ed50190
commit 175e02ba7b
1 changed files with 39 additions and 0 deletions
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39
gst-libs/gst/player/gstplayer.c
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@ -104,6 +104,7 @@ enum
enum enum
{ {
SIGNAL_URI_LOADED,
SIGNAL_POSITION_UPDATED, SIGNAL_POSITION_UPDATED,
SIGNAL_DURATION_CHANGED, SIGNAL_DURATION_CHANGED,
SIGNAL_STATE_CHANGED, SIGNAL_STATE_CHANGED,
@ -351,6 +352,11 @@ gst_player_class_init (GstPlayerClass * klass)
g_object_class_install_properties (gobject_class, PROP_LAST, param_specs); g_object_class_install_properties (gobject_class, PROP_LAST, param_specs);
signals[SIGNAL_URI_LOADED] =
g_signal_new ("uri-loaded", G_TYPE_FROM_CLASS (klass),
G_SIGNAL_RUN_LAST | G_SIGNAL_NO_RECURSE | G_SIGNAL_NO_HOOKS, 0, NULL,
NULL, NULL, G_TYPE_NONE, 1, G_TYPE_STRING);
signals[SIGNAL_POSITION_UPDATED] = signals[SIGNAL_POSITION_UPDATED] =
g_signal_new ("position-updated", G_TYPE_FROM_CLASS (klass), g_signal_new ("position-updated", G_TYPE_FROM_CLASS (klass),
G_SIGNAL_RUN_LAST | G_SIGNAL_NO_RECURSE | G_SIGNAL_NO_HOOKS, 0, NULL, G_SIGNAL_RUN_LAST | G_SIGNAL_NO_RECURSE | G_SIGNAL_NO_HOOKS, 0, NULL,
@ -474,6 +480,28 @@ gst_player_constructed (GObject * object)
G_OBJECT_CLASS (parent_class)->constructed (object); G_OBJECT_CLASS (parent_class)->constructed (object);
} }
typedef struct
{
GstPlayer *player;
gchar *uri;
} UriLoadedSignalData;
static void
uri_loaded_dispatch (gpointer user_data)
{
UriLoadedSignalData *data = user_data;
g_signal_emit (data->player, signals[SIGNAL_URI_LOADED], 0, data->uri);
}
static void
uri_loaded_signal_data_free (UriLoadedSignalData * data)
{
g_object_unref (data->player);
g_free (data->uri);
g_free (data);
}
static gboolean static gboolean
gst_player_set_uri_internal (gpointer user_data) gst_player_set_uri_internal (gpointer user_data)
{ {
@ -487,6 +515,17 @@ gst_player_set_uri_internal (gpointer user_data)
g_object_set (self->playbin, "uri", self->uri, NULL); g_object_set (self->playbin, "uri", self->uri, NULL);
if (g_signal_handler_find (self, G_SIGNAL_MATCH_ID,
signals[SIGNAL_URI_LOADED], 0, NULL, NULL, NULL) != 0) {
UriLoadedSignalData *data = g_new (UriLoadedSignalData, 1);
data->player = g_object_ref (self);
data->uri = g_strdup (self->uri);
gst_player_signal_dispatcher_dispatch (self->signal_dispatcher, self,
uri_loaded_dispatch, data,
(GDestroyNotify) uri_loaded_signal_data_free);
}
/* if have suburi from previous playback then free it */ /* if have suburi from previous playback then free it */
if (self->suburi) { if (self->suburi) {
g_free (self->suburi); g_free (self->suburi);