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Revert "bus: change GstBusSource to hold a weak ref to GstBus"

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This reverts commit 894c67e642.
This commit is contained in:
Sebastian Dröge 2016-02-29 23:33:03 +02:00
parent 90b1b1dd96
commit 82e529cea5
2 changed files with 28 additions and 45 deletions
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33
gst/gstbus.c
View file

@ -741,7 +741,7 @@ no_replace:
typedef struct typedef struct
{ {
GSource source; GSource source;
GWeakRef bus_ref; GstBus *bus;
} GstBusSource; } GstBusSource;
static gboolean static gboolean
@ -755,16 +755,8 @@ static gboolean
gst_bus_source_check (GSource * source) gst_bus_source_check (GSource * source)
{ {
GstBusSource *bsrc = (GstBusSource *) source; GstBusSource *bsrc = (GstBusSource *) source;
GstBus *bus;
gboolean ret = FALSE;
bus = g_weak_ref_get (&bsrc->bus_ref); return bsrc->bus->priv->pollfd.revents & (G_IO_IN | G_IO_HUP | G_IO_ERR);
if (bus) {
ret = bus->priv->pollfd.revents & (G_IO_IN | G_IO_HUP | G_IO_ERR);
g_object_unref (bus);
}
return ret;
} }
static gboolean static gboolean
@ -774,14 +766,13 @@ gst_bus_source_dispatch (GSource * source, GSourceFunc callback,
GstBusFunc handler = (GstBusFunc) callback; GstBusFunc handler = (GstBusFunc) callback;
GstBusSource *bsource = (GstBusSource *) source; GstBusSource *bsource = (GstBusSource *) source;
GstMessage *message; GstMessage *message;
gboolean keep = TRUE; gboolean keep;
GstBus *bus; GstBus *bus;
g_return_val_if_fail (bsource != NULL, FALSE); g_return_val_if_fail (bsource != NULL, FALSE);
bus = g_weak_ref_get (&bsource->bus_ref); bus = bsource->bus;
if (bus) {
g_return_val_if_fail (GST_IS_BUS (bus), FALSE); g_return_val_if_fail (GST_IS_BUS (bus), FALSE);
message = gst_bus_pop (bus); message = gst_bus_pop (bus);
@ -801,12 +792,6 @@ gst_bus_source_dispatch (GSource * source, GSourceFunc callback,
gst_message_unref (message); gst_message_unref (message);
GST_DEBUG_OBJECT (bus, "source %p handler returns %d", source, keep); GST_DEBUG_OBJECT (bus, "source %p handler returns %d", source, keep);
g_object_unref (bus);
} else {
GST_WARNING ("GstBusSource without a bus and still attached to a context."
" The application is responsible for removing the GstBus"
" watch when it isn't needed anymore.");
}
return keep; return keep;
@ -825,9 +810,8 @@ gst_bus_source_finalize (GSource * source)
GstBusSource *bsource = (GstBusSource *) source; GstBusSource *bsource = (GstBusSource *) source;
GstBus *bus; GstBus *bus;
bus = g_weak_ref_get (&bsource->bus_ref); bus = bsource->bus;
if (bus) {
GST_DEBUG_OBJECT (bus, "finalize source %p", source); GST_DEBUG_OBJECT (bus, "finalize source %p", source);
GST_OBJECT_LOCK (bus); GST_OBJECT_LOCK (bus);
@ -835,9 +819,8 @@ gst_bus_source_finalize (GSource * source)
bus->priv->signal_watch = NULL; bus->priv->signal_watch = NULL;
GST_OBJECT_UNLOCK (bus); GST_OBJECT_UNLOCK (bus);
g_object_unref (bus); gst_object_unref (bsource->bus);
} bsource->bus = NULL;
g_weak_ref_clear (&bsource->bus_ref);
} }
static GSourceFuncs gst_bus_source_funcs = { static GSourceFuncs gst_bus_source_funcs = {
@ -870,7 +853,7 @@ gst_bus_create_watch (GstBus * bus)
g_source_set_name ((GSource *) source, "GStreamer message bus watch"); g_source_set_name ((GSource *) source, "GStreamer message bus watch");
g_weak_ref_init (&source->bus_ref, (GObject *) bus); source->bus = gst_object_ref (bus);
g_source_add_poll ((GSource *) source, &bus->priv->pollfd); g_source_add_poll ((GSource *) source, &bus->priv->pollfd);
return (GSource *) source; return (GSource *) source;

4
tests/check/gst/gstpipeline.c
View file

@ -200,7 +200,7 @@ GST_START_TEST (test_bus)
id = gst_bus_add_watch (bus, message_received, pipeline); id = gst_bus_add_watch (bus, message_received, pipeline);
ASSERT_OBJECT_REFCOUNT (pipeline, "pipeline after add_watch", 1); ASSERT_OBJECT_REFCOUNT (pipeline, "pipeline after add_watch", 1);
ASSERT_OBJECT_REFCOUNT (bus, "bus after add_watch", 2); ASSERT_OBJECT_REFCOUNT (bus, "bus after add_watch", 3);
ret = gst_element_set_state (pipeline, GST_STATE_PLAYING); ret = gst_element_set_state (pipeline, GST_STATE_PLAYING);
fail_unless (ret == GST_STATE_CHANGE_ASYNC); fail_unless (ret == GST_STATE_CHANGE_ASYNC);
@ -225,7 +225,7 @@ GST_START_TEST (test_bus)
fail_unless (current == GST_STATE_NULL, "state is not NULL but %d", current); fail_unless (current == GST_STATE_NULL, "state is not NULL but %d", current);
ASSERT_OBJECT_REFCOUNT (pipeline, "pipeline at start of cleanup", 1); ASSERT_OBJECT_REFCOUNT (pipeline, "pipeline at start of cleanup", 1);
ASSERT_OBJECT_REFCOUNT (bus, "bus at start of cleanup", 2); ASSERT_OBJECT_REFCOUNT (bus, "bus at start of cleanup", 3);
fail_unless (g_source_remove (id)); fail_unless (g_source_remove (id));
ASSERT_OBJECT_REFCOUNT (bus, "bus after removing source", 2); ASSERT_OBJECT_REFCOUNT (bus, "bus after removing source", 2);