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Added state change function to clear some state in READY

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Original commit message from CVS:
Added state change function to clear some state in READY
This commit is contained in:
Wim Taymans 2003-03-04 21:46:59 +00:00
parent 83fc370be3
commit 2ce9feebb7
1 changed files with 33 additions and 6 deletions
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39
gst/goom/gstgoom.c
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@ -123,6 +123,9 @@ GST_PAD_TEMPLATE_FACTORY (sink_template,
static void gst_goom_class_init (GstGOOMClass *klass); static void gst_goom_class_init (GstGOOMClass *klass);
static void gst_goom_init (GstGOOM *goom); static void gst_goom_init (GstGOOM *goom);
static GstElementStateReturn
gst_goom_change_state (GstElement *element);
static void gst_goom_set_property (GObject *object, guint prop_id, static void gst_goom_set_property (GObject *object, guint prop_id,
const GValue *value, GParamSpec *pspec); const GValue *value, GParamSpec *pspec);
static void gst_goom_get_property (GObject *object, guint prop_id, static void gst_goom_get_property (GObject *object, guint prop_id,
@ -180,6 +183,8 @@ gst_goom_class_init(GstGOOMClass *klass)
gobject_class->set_property = gst_goom_set_property; gobject_class->set_property = gst_goom_set_property;
gobject_class->get_property = gst_goom_get_property; gobject_class->get_property = gst_goom_get_property;
gstelement_class->change_state = gst_goom_change_state;
} }
static void static void
@ -196,15 +201,9 @@ gst_goom_init (GstGOOM *goom)
gst_pad_set_chain_function (goom->sinkpad, gst_goom_chain); gst_pad_set_chain_function (goom->sinkpad, gst_goom_chain);
gst_pad_set_link_function (goom->sinkpad, gst_goom_sinkconnect); gst_pad_set_link_function (goom->sinkpad, gst_goom_sinkconnect);
goom->next_time = 0;
goom->peerpool = NULL;
/* reset the initial video state */
goom->first_buffer = TRUE;
goom->width = 320; goom->width = 320;
goom->height = 200; goom->height = 200;
goom->fps = 25; /* desired frame rate */ goom->fps = 25; /* desired frame rate */
} }
static GstPadLinkReturn static GstPadLinkReturn
@ -292,6 +291,34 @@ gst_goom_chain (GstPad *pad, GstBuffer *bufin)
} }
static GstElementStateReturn
gst_goom_change_state (GstElement *element)
{
GstGOOM *goom = GST_GOOM (element);
switch (GST_STATE_TRANSITION (element)) {
case GST_STATE_NULL_TO_READY:
break;
case GST_STATE_READY_TO_NULL:
break;
case GST_STATE_READY_TO_PAUSED:
goom->next_time = 0;
goom->peerpool = NULL;
/* reset the initial video state */
goom->first_buffer = TRUE;
break;
case GST_STATE_PAUSED_TO_READY:
break;
default:
break;
}
if (GST_ELEMENT_CLASS (parent_class)->change_state)
return GST_ELEMENT_CLASS (parent_class)->change_state (element);
return GST_STATE_SUCCESS;
}
static void static void
gst_goom_set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec) gst_goom_set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec)
{ {