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gstrtpsession: Split getting the caps into its own function

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Olivier Crête 2010-06-19 19:20:18 -04:00 committed by Wim Taymans
parent 8e1c9b5b33
commit 8e73da10b3
1 changed files with 36 additions and 23 deletions
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59
gst/rtpmanager/gstrtpsession.c
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@ -1184,28 +1184,19 @@ gst_rtp_session_cache_caps (GstRtpSession * rtpsession, GstCaps * caps)
gst_caps_ref (caps)); gst_caps_ref (caps));
} }
/* called when the session manager needs the clock rate */ static GstCaps *
static gint gst_rtp_session_get_caps_for_pt (GstRtpSession * rtpsession, guint payload)
gst_rtp_session_clock_rate (RTPSession * sess, guint8 payload,
gpointer user_data)
{ {
gint ipayload, result = -1; GstCaps *caps = NULL;
GstRtpSession *rtpsession;
GstRtpSessionPrivate *priv;
GValue ret = { 0 };
GValue args[2] = { {0}, {0} }; GValue args[2] = { {0}, {0} };
GstCaps *caps; GValue ret = { 0 };
const GstStructure *s;
rtpsession = GST_RTP_SESSION_CAST (user_data);
priv = rtpsession->priv;
GST_RTP_SESSION_LOCK (rtpsession); GST_RTP_SESSION_LOCK (rtpsession);
ipayload = payload; /* make compiler happy */ caps = g_hash_table_lookup (rtpsession->priv->ptmap,
caps = g_hash_table_lookup (priv->ptmap, GINT_TO_POINTER (ipayload)); GINT_TO_POINTER (payload));
if (caps) { if (caps) {
gst_caps_ref (caps); gst_caps_ref (caps);
goto found; goto done;
} }
/* not found in the cache, try to get it with a signal */ /* not found in the cache, try to get it with a signal */
@ -1229,7 +1220,35 @@ gst_rtp_session_clock_rate (RTPSession * sess, guint8 payload,
gst_rtp_session_cache_caps (rtpsession, caps); gst_rtp_session_cache_caps (rtpsession, caps);
found: done:
GST_RTP_SESSION_UNLOCK (rtpsession);
return caps;
no_caps:
{
GST_DEBUG_OBJECT (rtpsession, "could not get caps");
goto done;
}
}
/* called when the session manager needs the clock rate */
static gint
gst_rtp_session_clock_rate (RTPSession * sess, guint8 payload,
gpointer user_data)
{
gint result = -1;
GstRtpSession *rtpsession;
GstCaps *caps;
const GstStructure *s;
rtpsession = GST_RTP_SESSION_CAST (user_data);
caps = gst_rtp_session_get_caps_for_pt (rtpsession, payload);
if (!caps)
goto done;
s = gst_caps_get_structure (caps, 0); s = gst_caps_get_structure (caps, 0);
if (!gst_structure_get_int (s, "clock-rate", &result)) if (!gst_structure_get_int (s, "clock-rate", &result))
goto no_clock_rate; goto no_clock_rate;
@ -1239,16 +1258,10 @@ found:
GST_DEBUG_OBJECT (rtpsession, "parsed clock-rate %d", result); GST_DEBUG_OBJECT (rtpsession, "parsed clock-rate %d", result);
done: done:
GST_RTP_SESSION_UNLOCK (rtpsession);
return result; return result;
/* ERRORS */ /* ERRORS */
no_caps:
{
GST_DEBUG_OBJECT (rtpsession, "could not get caps");
goto done;
}
no_clock_rate: no_clock_rate:
{ {
gst_caps_unref (caps); gst_caps_unref (caps);