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rtpbin: request-rtp-encoder are no action signals

Browse source 
The request-rtp-encoder signals are not action signals so mark them
correctly and use an accumulator to collect the result value.
This commit is contained in:
Wim Taymans 2013-12-30 14:56:07 +01:00
parent 2e277bb341
commit cbc80d10dd
2 changed files with 36 additions and 17 deletions
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44
gst/rtpmanager/gstrtpbin.c
View file

@ -63,7 +63,7 @@
* RTPSession object which further provides action signals to retrieve the
* internal source and other sources.
*
* #GstRtpBin also has action signals (#GstRtpBin::request-rtp-encoder,
* #GstRtpBin also has signals (#GstRtpBin::request-rtp-encoder,
* #GstRtpBin::request-rtp-decoder, #GstRtpBin::request-rtcp-encoder and
* #GstRtpBin::request-rtp-decoder) to dynamically request for RTP and RTCP encoders
* and decoders in order to support SRTP. The encoders must provide the pads
@ -871,12 +871,14 @@ gst_rtp_bin_get_internal_session (GstRtpBin * bin, guint session_id)
static GstElement *
gst_rtp_bin_request_encoder (GstRtpBin * bin, guint session_id)
{
GST_DEBUG_OBJECT (bin, "return NULL encoder");
return NULL;
}
static GstElement *
gst_rtp_bin_request_decoder (GstRtpBin * bin, guint session_id)
{
GST_DEBUG_OBJECT (bin, "return NULL decoder");
return NULL;
}
@ -1602,6 +1604,22 @@ static void gst_rtp_bin_handle_message (GstBin * bin, GstMessage * message);
#define gst_rtp_bin_parent_class parent_class
G_DEFINE_TYPE (GstRtpBin, gst_rtp_bin, GST_TYPE_BIN);
static gboolean
_gst_element_accumulator (GSignalInvocationHint * ihint,
GValue * return_accu, const GValue * handler_return, gpointer dummy)
{
GstElement *element;
element = g_value_get_object (handler_return);
GST_DEBUG ("got element %" GST_PTR_FORMAT, element);
if (!(ihint->run_type & G_SIGNAL_RUN_CLEANUP))
g_value_set_object (return_accu, element);
/* stop emission if we have an element */
return (element == NULL);
}
static void
gst_rtp_bin_class_init (GstRtpBinClass * klass)
{
@ -1844,9 +1862,9 @@ gst_rtp_bin_class_init (GstRtpBinClass * klass)
*/
gst_rtp_bin_signals[SIGNAL_REQUEST_RTP_ENCODER] =
g_signal_new ("request-rtp-encoder", G_TYPE_FROM_CLASS (klass),
G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION, G_STRUCT_OFFSET (GstRtpBinClass,
request_rtp_encoder), NULL, NULL, g_cclosure_marshal_generic,
GST_TYPE_ELEMENT, 1, G_TYPE_UINT);
G_SIGNAL_RUN_LAST, G_STRUCT_OFFSET (GstRtpBinClass,
request_rtp_encoder), _gst_element_accumulator, NULL,
g_cclosure_marshal_generic, GST_TYPE_ELEMENT, 1, G_TYPE_UINT);
/**
* GstRtpBin::request-rtp-decoder:
@ -1860,9 +1878,9 @@ gst_rtp_bin_class_init (GstRtpBinClass * klass)
*/
gst_rtp_bin_signals[SIGNAL_REQUEST_RTP_DECODER] =
g_signal_new ("request-rtp-decoder", G_TYPE_FROM_CLASS (klass),
G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION, G_STRUCT_OFFSET (GstRtpBinClass,
request_rtp_decoder), NULL, NULL, g_cclosure_marshal_generic,
GST_TYPE_ELEMENT, 1, G_TYPE_UINT);
G_SIGNAL_RUN_LAST, G_STRUCT_OFFSET (GstRtpBinClass,
request_rtp_decoder), _gst_element_accumulator, NULL,
g_cclosure_marshal_generic, GST_TYPE_ELEMENT, 1, G_TYPE_UINT);
/**
* GstRtpBin::request-rtcp-encoder:
@ -1876,9 +1894,9 @@ gst_rtp_bin_class_init (GstRtpBinClass * klass)
*/
gst_rtp_bin_signals[SIGNAL_REQUEST_RTCP_ENCODER] =
g_signal_new ("request-rtcp-encoder", G_TYPE_FROM_CLASS (klass),
G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION, G_STRUCT_OFFSET (GstRtpBinClass,
request_rtcp_encoder), NULL, NULL, g_cclosure_marshal_generic,
GST_TYPE_ELEMENT, 1, G_TYPE_UINT);
G_SIGNAL_RUN_LAST, G_STRUCT_OFFSET (GstRtpBinClass,
request_rtcp_encoder), _gst_element_accumulator, NULL,
g_cclosure_marshal_generic, GST_TYPE_ELEMENT, 1, G_TYPE_UINT);
/**
* GstRtpBin::request-rtcp-decoder:
@ -1892,9 +1910,9 @@ gst_rtp_bin_class_init (GstRtpBinClass * klass)
*/
gst_rtp_bin_signals[SIGNAL_REQUEST_RTCP_DECODER] =
g_signal_new ("request-rtcp-decoder", G_TYPE_FROM_CLASS (klass),
G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION, G_STRUCT_OFFSET (GstRtpBinClass,
request_rtcp_decoder), NULL, NULL, g_cclosure_marshal_generic,
GST_TYPE_ELEMENT, 1, G_TYPE_UINT);
G_SIGNAL_RUN_LAST, G_STRUCT_OFFSET (GstRtpBinClass,
request_rtcp_decoder), _gst_element_accumulator, NULL,
g_cclosure_marshal_generic, GST_TYPE_ELEMENT, 1, G_TYPE_UINT);
g_object_class_install_property (gobject_class, PROP_SDES,
g_param_spec_boxed ("sdes", "SDES",

9
gst/rtpmanager/gstrtpbin.h
View file

@ -84,10 +84,6 @@ struct _GstRtpBinClass {
void (*clear_pt_map) (GstRtpBin *rtpbin);
void (*reset_sync) (GstRtpBin *rtpbin);
RTPSession* (*get_internal_session) (GstRtpBin *rtpbin, guint session);
GstElement* (*request_rtp_encoder) (GstRtpBin *rtpbin, guint session);
GstElement* (*request_rtp_decoder) (GstRtpBin *rtpbin, guint session);
GstElement* (*request_rtcp_encoder) (GstRtpBin *rtpbin, guint session);
GstElement* (*request_rtcp_decoder) (GstRtpBin *rtpbin, guint session);
/* session manager signals */
void (*on_new_ssrc) (GstRtpBin *rtpbin, guint session, guint32 ssrc);
@ -100,6 +96,11 @@ struct _GstRtpBinClass {
void (*on_timeout) (GstRtpBin *rtpbin, guint session, guint32 ssrc);
void (*on_sender_timeout) (GstRtpBin *rtpbin, guint session, guint32 ssrc);
void (*on_npt_stop) (GstRtpBin *rtpbin, guint session, guint32 ssrc);
GstElement* (*request_rtp_encoder) (GstRtpBin *rtpbin, guint session);
GstElement* (*request_rtp_decoder) (GstRtpBin *rtpbin, guint session);
GstElement* (*request_rtcp_encoder) (GstRtpBin *rtpbin, guint session);
GstElement* (*request_rtcp_decoder) (GstRtpBin *rtpbin, guint session);
};
GType gst_rtp_bin_get_type (void);