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gstdepay: cleanup the cache

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This commit is contained in:
Wim Taymans 2010-12-12 15:10:47 +01:00
parent 7c9b91d2d8
commit 5fe6046c20
1 changed files with 60 additions and 3 deletions
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63
gst/rtp/gstrtpgstdepay.c
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@ -50,6 +50,10 @@ GST_BOILERPLATE (GstRtpGSTDepay, gst_rtp_gst_depay, GstBaseRTPDepayload,
static void gst_rtp_gst_depay_finalize (GObject * object); static void gst_rtp_gst_depay_finalize (GObject * object);
static GstStateChangeReturn gst_rtp_gst_depay_change_state (GstElement *
element, GstStateChange transition);
static void gst_rtp_gst_depay_reset (GstRtpGSTDepay * rtpgstdepay);
static gboolean gst_rtp_gst_depay_setcaps (GstBaseRTPDepayload * depayload, static gboolean gst_rtp_gst_depay_setcaps (GstBaseRTPDepayload * depayload,
GstCaps * caps); GstCaps * caps);
static GstBuffer *gst_rtp_gst_depay_process (GstBaseRTPDepayload * depayload, static GstBuffer *gst_rtp_gst_depay_process (GstBaseRTPDepayload * depayload,
@ -75,13 +79,17 @@ static void
gst_rtp_gst_depay_class_init (GstRtpGSTDepayClass * klass) gst_rtp_gst_depay_class_init (GstRtpGSTDepayClass * klass)
{ {
GObjectClass *gobject_class; GObjectClass *gobject_class;
GstElementClass *gstelement_class;
GstBaseRTPDepayloadClass *gstbasertpdepayload_class; GstBaseRTPDepayloadClass *gstbasertpdepayload_class;
gobject_class = (GObjectClass *) klass; gobject_class = (GObjectClass *) klass;
gstelement_class = (GstElementClass *) klass;
gstbasertpdepayload_class = (GstBaseRTPDepayloadClass *) klass; gstbasertpdepayload_class = (GstBaseRTPDepayloadClass *) klass;
gobject_class->finalize = gst_rtp_gst_depay_finalize; gobject_class->finalize = gst_rtp_gst_depay_finalize;
gstelement_class->change_state = gst_rtp_gst_depay_change_state;
gstbasertpdepayload_class->set_caps = gst_rtp_gst_depay_setcaps; gstbasertpdepayload_class->set_caps = gst_rtp_gst_depay_setcaps;
gstbasertpdepayload_class->process = gst_rtp_gst_depay_process; gstbasertpdepayload_class->process = gst_rtp_gst_depay_process;
@ -103,11 +111,31 @@ gst_rtp_gst_depay_finalize (GObject * object)
rtpgstdepay = GST_RTP_GST_DEPAY (object); rtpgstdepay = GST_RTP_GST_DEPAY (object);
gst_rtp_gst_depay_reset (rtpgstdepay);
g_object_unref (rtpgstdepay->adapter); g_object_unref (rtpgstdepay->adapter);
G_OBJECT_CLASS (parent_class)->finalize (object); G_OBJECT_CLASS (parent_class)->finalize (object);
} }
static void
store_cache (GstRtpGSTDepay * rtpgstdepay, guint CV, GstCaps * caps)
{
if (rtpgstdepay->CV_cache[CV])
gst_caps_unref (rtpgstdepay->CV_cache[CV]);
rtpgstdepay->CV_cache[CV] = caps;
}
static void
gst_rtp_gst_depay_reset (GstRtpGSTDepay * rtpgstdepay)
{
guint i;
gst_adapter_clear (rtpgstdepay->adapter);
rtpgstdepay->current_CV = 0;
for (i = 0; i < 8; i++)
store_cache (rtpgstdepay, i, NULL);
}
static gboolean static gboolean
gst_rtp_gst_depay_setcaps (GstBaseRTPDepayload * depayload, GstCaps * caps) gst_rtp_gst_depay_setcaps (GstBaseRTPDepayload * depayload, GstCaps * caps)
{ {
@ -137,6 +165,8 @@ gst_rtp_gst_depay_setcaps (GstBaseRTPDepayload * depayload, GstCaps * caps)
/* we have the SDP caps as output caps */ /* we have the SDP caps as output caps */
rtpgstdepay->current_CV = 0; rtpgstdepay->current_CV = 0;
gst_caps_ref (outcaps);
store_cache (rtpgstdepay, 0, outcaps);
} else { } else {
outcaps = gst_caps_new_any (); outcaps = gst_caps_new_any ();
} }
@ -220,9 +250,7 @@ gst_rtp_gst_depay_process (GstBaseRTPDepayload * depayload, GstBuffer * buf)
/* parse and store in cache */ /* parse and store in cache */
outcaps = gst_caps_from_string ((gchar *) & data[offset]); outcaps = gst_caps_from_string ((gchar *) & data[offset]);
if (rtpgstdepay->CV_cache[CV]) store_cache (rtpgstdepay, CV, outcaps);
gst_caps_unref (rtpgstdepay->CV_cache[CV]);
rtpgstdepay->CV_cache[CV] = outcaps;
/* skip caps */ /* skip caps */
offset += csize; offset += csize;
@ -294,6 +322,35 @@ missing_caps:
} }
} }
static GstStateChangeReturn
gst_rtp_gst_depay_change_state (GstElement * element, GstStateChange transition)
{
GstRtpGSTDepay *rtpgstdepay;
GstStateChangeReturn ret;
rtpgstdepay = GST_RTP_GST_DEPAY (element);
switch (transition) {
case GST_STATE_CHANGE_READY_TO_PAUSED:
gst_rtp_gst_depay_reset (rtpgstdepay);
break;
default:
break;
}
ret = GST_ELEMENT_CLASS (parent_class)->change_state (element, transition);
switch (transition) {
case GST_STATE_CHANGE_PAUSED_TO_READY:
gst_rtp_gst_depay_reset (rtpgstdepay);
break;
default:
break;
}
return ret;
}
gboolean gboolean
gst_rtp_gst_depay_plugin_init (GstPlugin * plugin) gst_rtp_gst_depay_plugin_init (GstPlugin * plugin)
{ {