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dv1394src: Post clock-provide and clock-lost messages when going from/to PLAYING

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In PAUSED and below the clock is not working.
This commit is contained in:
Sebastian Dröge 2010-07-09 17:33:55 +02:00
parent f25420323a
commit 415b205be3
1 changed files with 36 additions and 0 deletions
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36
ext/raw1394/gstdv1394src.c
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@ -130,6 +130,8 @@ static void gst_dv1394src_get_property (GObject * object, guint prop_id,
static void gst_dv1394src_dispose (GObject * object);
static GstClock *gst_dv1394src_provide_clock (GstElement * element);
static GstStateChangeReturn gst_dv1394_src_change_state (GstElement * element,
GstStateChange transition);
static gboolean gst_dv1394src_start (GstBaseSrc * bsrc);
static gboolean gst_dv1394src_stop (GstBaseSrc * bsrc);
@ -197,6 +199,7 @@ gst_dv1394src_class_init (GstDV1394SrcClass * klass)
gobject_class->dispose = gst_dv1394src_dispose;
gstelement_class->provide_clock = gst_dv1394src_provide_clock;
gstelement_class->change_state = gst_dv1394_src_change_state;
gst_dv1394src_signals[SIGNAL_FRAME_DROPPED] =
g_signal_new ("frame-dropped", G_TYPE_FROM_CLASS (klass),
@ -381,6 +384,39 @@ gst_dv1394src_provide_clock (GstElement * element)
return GST_CLOCK_CAST (gst_object_ref (dv1394src->provided_clock));
}
static GstStateChangeReturn
gst_dv1394_src_change_state (GstElement * element, GstStateChange transition)
{
GstStateChangeReturn ret = GST_STATE_CHANGE_SUCCESS;
GstDV1394Src *src = GST_DV1394SRC (element);
switch (transition) {
case GST_STATE_CHANGE_PLAYING_TO_PAUSED:
gst_element_post_message (element,
gst_message_new_clock_lost (GST_OBJECT_CAST (element),
GST_CLOCK_CAST (src->provided_clock)));
break;
default:
break;
}
ret = GST_ELEMENT_CLASS (parent_class)->change_state (element, transition);
if (ret == GST_STATE_CHANGE_FAILURE)
return ret;
switch (transition) {
case GST_STATE_CHANGE_PAUSED_TO_PLAYING:
gst_element_post_message (element,
gst_message_new_clock_provide (GST_OBJECT_CAST (element),
GST_CLOCK_CAST (src->provided_clock), TRUE));
break;
default:
break;
}
return ret;
}
#ifdef HAVE_LIBIEC61883
static GstDV1394Src *
gst_dv1394src_from_raw1394handle (raw1394handle_t handle)