rtprtxreceive: change the rtx_pt_map directly in set_property() instead of delaying it for chain()

The same lock is held, so there is no point in complicating it...
This commit is contained in:
George Kiagiadakis 2014-01-14 12:07:58 +01:00
parent 513ffc45b5
commit 8a0ae00ea8
2 changed files with 27 additions and 35 deletions

View file

@ -233,8 +233,8 @@ gst_rtp_rtx_receive_finalize (GObject * object)
g_hash_table_unref (rtx->ssrc2_ssrc1_map);
g_hash_table_unref (rtx->seqnum_ssrc1_map);
g_hash_table_unref (rtx->rtx_pt_map);
if (rtx->pending_rtx_pt_map)
gst_structure_free (rtx->pending_rtx_pt_map);
if (rtx->rtx_pt_map_structure)
gst_structure_free (rtx->rtx_pt_map_structure);
G_OBJECT_CLASS (gst_rtp_rtx_receive_parent_class)->finalize (object);
}
@ -266,7 +266,6 @@ gst_rtp_rtx_receive_init (GstRtpRtxReceive * rtx)
rtx->seqnum_ssrc1_map = g_hash_table_new (g_direct_hash, g_direct_equal);
rtx->rtx_pt_map = g_hash_table_new (g_direct_hash, g_direct_equal);
rtx->rtx_pt_map_changed = FALSE;
}
static gboolean
@ -376,23 +375,6 @@ gst_rtp_rtx_receive_src_event (GstPad * pad, GstObject * parent,
return res;
}
static gboolean
structure_to_hash_table_inv (GQuark field_id, const GValue * value,
gpointer hash)
{
const gchar *field_str;
guint field_uint;
guint value_uint;
field_str = g_quark_to_string (field_id);
field_uint = atoi (field_str);
value_uint = g_value_get_uint (value);
g_hash_table_insert ((GHashTable *) hash, GUINT_TO_POINTER (value_uint),
GUINT_TO_POINTER (field_uint));
return TRUE;
}
/* Copy fixed header and extension. Replace current ssrc by ssrc1,
* remove OSN and replace current seq num by OSN.
* Copy memory to avoid to manually copy each rtp buffer field.
@ -479,14 +461,6 @@ gst_rtp_rtx_receive_chain (GstPad * pad, GstObject * parent, GstBuffer * buffer)
/* check if we have a retransmission packet (this information comes from SDP) */
GST_OBJECT_LOCK (rtx);
/* transfer payload type while holding the lock */
if (rtx->rtx_pt_map_changed) {
g_hash_table_remove_all (rtx->rtx_pt_map);
gst_structure_foreach (rtx->pending_rtx_pt_map, structure_to_hash_table_inv,
rtx->rtx_pt_map);
rtx->rtx_pt_map_changed = FALSE;
}
is_rtx =
g_hash_table_lookup_extended (rtx->rtx_pt_map,
GUINT_TO_POINTER (payload_type), NULL, NULL);
@ -606,7 +580,7 @@ gst_rtp_rtx_receive_get_property (GObject * object,
switch (prop_id) {
case PROP_PAYLOAD_TYPE_MAP:
GST_OBJECT_LOCK (rtx);
g_value_set_boxed (value, rtx->pending_rtx_pt_map);
g_value_set_boxed (value, rtx->rtx_pt_map_structure);
GST_OBJECT_UNLOCK (rtx);
break;
case PROP_NUM_RTX_REQUESTS:
@ -630,6 +604,23 @@ gst_rtp_rtx_receive_get_property (GObject * object,
}
}
static gboolean
structure_to_hash_table_inv (GQuark field_id, const GValue * value,
gpointer hash)
{
const gchar *field_str;
guint field_uint;
guint value_uint;
field_str = g_quark_to_string (field_id);
field_uint = atoi (field_str);
value_uint = g_value_get_uint (value);
g_hash_table_insert ((GHashTable *) hash, GUINT_TO_POINTER (value_uint),
GUINT_TO_POINTER (field_uint));
return TRUE;
}
static void
gst_rtp_rtx_receive_set_property (GObject * object,
guint prop_id, const GValue * value, GParamSpec * pspec)
@ -639,10 +630,12 @@ gst_rtp_rtx_receive_set_property (GObject * object,
switch (prop_id) {
case PROP_PAYLOAD_TYPE_MAP:
GST_OBJECT_LOCK (rtx);
if (rtx->pending_rtx_pt_map)
gst_structure_free (rtx->pending_rtx_pt_map);
rtx->pending_rtx_pt_map = g_value_dup_boxed (value);
rtx->rtx_pt_map_changed = TRUE;
if (rtx->rtx_pt_map_structure)
gst_structure_free (rtx->rtx_pt_map_structure);
rtx->rtx_pt_map_structure = g_value_dup_boxed (value);
g_hash_table_remove_all (rtx->rtx_pt_map);
gst_structure_foreach (rtx->rtx_pt_map_structure,
structure_to_hash_table_inv, rtx->rtx_pt_map);
GST_OBJECT_UNLOCK (rtx);
break;
default:

View file

@ -57,8 +57,7 @@ struct _GstRtpRtxReceive
/* rtx pt (uint) -> origin pt (uint) */
GHashTable *rtx_pt_map;
/* origin pt (string) -> rtx pt (uint) */
GstStructure *pending_rtx_pt_map;
gboolean rtx_pt_map_changed;
GstStructure *rtx_pt_map_structure;
/* statistics */
guint num_rtx_requests;