enum
{
- ARG_0,
- ARG_FREQUENCY
+ ARG_0
};
/* input is an RTP packet
GST_STATIC_CAPS ("audio/AMR, " "channels = (int) 1," "rate = (int) 8000")
);
-static void gst_rtp_amr_depay_class_init (GstRtpAMRDepayClass * klass);
-static void gst_rtp_amr_depay_base_init (GstRtpAMRDepayClass * klass);
-static void gst_rtp_amr_depay_init (GstRtpAMRDepay * rtpamrdepay);
+static gboolean gst_rtp_amr_depay_setcaps (GstBaseRTPDepayload * depayload,
+ GstCaps * caps);
+static GstBuffer *gst_rtp_amr_depay_process (GstBaseRTPDepayload * depayload,
+ GstBuffer * buf);
-static gboolean gst_rtp_amr_depay_sink_setcaps (GstPad * pad, GstCaps * caps);
-static GstFlowReturn gst_rtp_amr_depay_chain (GstPad * pad, GstBuffer * buffer);
-
-static void gst_rtp_amr_depay_set_property (GObject * object, guint prop_id,
- const GValue * value, GParamSpec * pspec);
-static void gst_rtp_amr_depay_get_property (GObject * object, guint prop_id,
- GValue * value, GParamSpec * pspec);
-
-static GstStateChangeReturn gst_rtp_amr_depay_change_state (GstElement *
- element, GstStateChange transition);
-
-static GstElementClass *parent_class = NULL;
-
-static GType
-gst_rtp_amr_depay_get_type (void)
-{
- static GType rtpamrdepay_type = 0;
-
- if (!rtpamrdepay_type) {
- static const GTypeInfo rtpamrdepay_info = {
- sizeof (GstRtpAMRDepayClass),
- (GBaseInitFunc) gst_rtp_amr_depay_base_init,
- NULL,
- (GClassInitFunc) gst_rtp_amr_depay_class_init,
- NULL,
- NULL,
- sizeof (GstRtpAMRDepay),
- 0,
- (GInstanceInitFunc) gst_rtp_amr_depay_init,
- };
-
- rtpamrdepay_type =
- g_type_register_static (GST_TYPE_ELEMENT, "GstRtpAMRDepay",
- &rtpamrdepay_info, 0);
- }
- return rtpamrdepay_type;
-}
+GST_BOILERPLATE (GstRtpAMRDepay, gst_rtp_amr_depay, GstBaseRTPDepayload,
+ GST_TYPE_BASE_RTP_DEPAYLOAD);
static void
-gst_rtp_amr_depay_base_init (GstRtpAMRDepayClass * klass)
+gst_rtp_amr_depay_base_init (gpointer klass)
{
GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
{
GObjectClass *gobject_class;
GstElementClass *gstelement_class;
+ GstBaseRTPDepayloadClass *gstbasertpdepayload_class;
gobject_class = (GObjectClass *) klass;
gstelement_class = (GstElementClass *) klass;
+ gstbasertpdepayload_class = (GstBaseRTPDepayloadClass *) klass;
parent_class = g_type_class_peek_parent (klass);
- gobject_class->set_property = gst_rtp_amr_depay_set_property;
- gobject_class->get_property = gst_rtp_amr_depay_get_property;
-
- gstelement_class->change_state = gst_rtp_amr_depay_change_state;
+ gstbasertpdepayload_class->process = gst_rtp_amr_depay_process;
+ gstbasertpdepayload_class->set_caps = gst_rtp_amr_depay_setcaps;
}
static void
-gst_rtp_amr_depay_init (GstRtpAMRDepay * rtpamrdepay)
+gst_rtp_amr_depay_init (GstRtpAMRDepay * rtpamrdepay,
+ GstRtpAMRDepayClass * klass)
{
- rtpamrdepay->srcpad =
- gst_pad_new_from_static_template (&gst_rtp_amr_depay_src_template, "src");
-
- gst_element_add_pad (GST_ELEMENT (rtpamrdepay), rtpamrdepay->srcpad);
-
- rtpamrdepay->sinkpad =
- gst_pad_new_from_static_template (&gst_rtp_amr_depay_sink_template,
- "sink");
- gst_pad_set_setcaps_function (rtpamrdepay->sinkpad,
- gst_rtp_amr_depay_sink_setcaps);
- gst_pad_set_chain_function (rtpamrdepay->sinkpad, gst_rtp_amr_depay_chain);
- gst_element_add_pad (GST_ELEMENT (rtpamrdepay), rtpamrdepay->sinkpad);
+ GstBaseRTPDepayload *depayload;
+
+ depayload = GST_BASE_RTP_DEPAYLOAD (rtpamrdepay);
+
+ depayload->clock_rate = 8000;
+ gst_pad_use_fixed_caps (GST_BASE_RTP_DEPAYLOAD_SRCPAD (depayload));
}
static gboolean
-gst_rtp_amr_depay_sink_setcaps (GstPad * pad, GstCaps * caps)
+gst_rtp_amr_depay_setcaps (GstBaseRTPDepayload * depayload, GstCaps * caps)
{
GstStructure *structure;
GstCaps *srccaps;
GstRtpAMRDepay *rtpamrdepay;
const gchar *params;
const gchar *str;
+ gint clock_rate;
- rtpamrdepay = GST_RTP_AMR_DEPAY (GST_OBJECT_PARENT (pad));
+ rtpamrdepay = GST_RTP_AMR_DEPAY (depayload);
structure = gst_caps_get_structure (caps, 0);
rtpamrdepay->channels = atoi (params);
}
- if (!gst_structure_get_int (structure, "clock-rate", &rtpamrdepay->rate))
- rtpamrdepay->rate = 8000;
+ if (!gst_structure_get_int (structure, "clock-rate", &clock_rate))
+ clock_rate = 8000;
/* we require 1 channel, 8000 Hz, octet aligned, no CRC,
* no robust sorting, no interleaving for now */
if (rtpamrdepay->channels != 1)
return FALSE;
- if (rtpamrdepay->rate != 8000)
+ if (clock_rate != 8000)
return FALSE;
if (rtpamrdepay->octet_align != TRUE)
return FALSE;
srccaps = gst_caps_new_simple ("audio/AMR",
"channels", G_TYPE_INT, rtpamrdepay->channels,
- "rate", G_TYPE_INT, rtpamrdepay->rate, NULL);
- gst_pad_set_caps (rtpamrdepay->srcpad, srccaps);
+ "rate", G_TYPE_INT, clock_rate, NULL);
+ gst_pad_set_caps (GST_BASE_RTP_DEPAYLOAD_SRCPAD (depayload), srccaps);
gst_caps_unref (srccaps);
rtpamrdepay->negotiated = TRUE;
5, -1, -1, -1, -1, -1, -1, 0
};
-static GstFlowReturn
-gst_rtp_amr_depay_chain (GstPad * pad, GstBuffer * buf)
+static GstBuffer *
+gst_rtp_amr_depay_process (GstBaseRTPDepayload * depayload, GstBuffer * buf)
{
GstRtpAMRDepay *rtpamrdepay;
- GstBuffer *outbuf;
- GstFlowReturn ret;
+ GstBuffer *outbuf = NULL;
- rtpamrdepay = GST_RTP_AMR_DEPAY (GST_OBJECT_PARENT (pad));
+ rtpamrdepay = GST_RTP_AMR_DEPAY (depayload);
if (!rtpamrdepay->negotiated)
goto not_negotiated;
outbuf = gst_buffer_new_and_alloc (payload_len);
GST_BUFFER_TIMESTAMP (outbuf) =
- gst_util_uint64_scale_int (timestamp, GST_SECOND, rtpamrdepay->rate);
+ gst_util_uint64_scale_int (timestamp, GST_SECOND,
+ depayload->clock_rate);
/* point to destination */
p = GST_BUFFER_DATA (outbuf);
dp += fr_size;
}
}
- gst_buffer_set_caps (outbuf, GST_PAD_CAPS (rtpamrdepay->srcpad));
+ gst_buffer_set_caps (outbuf,
+ GST_PAD_CAPS (GST_BASE_RTP_DEPAYLOAD_SRCPAD (depayload)));
GST_DEBUG ("gst_rtp_amr_depay_chain: pushing buffer of size %d",
GST_BUFFER_SIZE (outbuf));
- ret = gst_pad_push (rtpamrdepay->srcpad, outbuf);
-
- gst_buffer_unref (buf);
}
- return ret;
+ return outbuf;
/* ERRORS */
not_negotiated:
{
GST_ELEMENT_ERROR (rtpamrdepay, STREAM, NOT_IMPLEMENTED,
(NULL), ("not negotiated"));
- gst_buffer_unref (buf);
- return GST_FLOW_NOT_NEGOTIATED;
+ return NULL;
}
bad_packet:
{
- gst_buffer_unref (buf);
/* no fatal error */
- return GST_FLOW_OK;
- }
-}
-
-static void
-gst_rtp_amr_depay_set_property (GObject * object, guint prop_id,
- const GValue * value, GParamSpec * pspec)
-{
- GstRtpAMRDepay *rtpamrdepay;
-
- rtpamrdepay = GST_RTP_AMR_DEPAY (object);
-
- switch (prop_id) {
- default:
- G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
- break;
- }
-}
-
-static void
-gst_rtp_amr_depay_get_property (GObject * object, guint prop_id, GValue * value,
- GParamSpec * pspec)
-{
- GstRtpAMRDepay *rtpamrdepay;
-
- rtpamrdepay = GST_RTP_AMR_DEPAY (object);
-
- switch (prop_id) {
- default:
- G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
- break;
- }
-}
-
-static GstStateChangeReturn
-gst_rtp_amr_depay_change_state (GstElement * element, GstStateChange transition)
-{
- GstRtpAMRDepay *rtpamrdepay;
- GstStateChangeReturn ret;
-
- rtpamrdepay = GST_RTP_AMR_DEPAY (element);
-
- switch (transition) {
- case GST_STATE_CHANGE_NULL_TO_READY:
- break;
- case GST_STATE_CHANGE_READY_TO_PAUSED:
- break;
- default:
- break;
- }
-
- ret = GST_ELEMENT_CLASS (parent_class)->change_state (element, transition);
-
- switch (transition) {
- case GST_STATE_CHANGE_READY_TO_NULL:
- break;
- default:
- break;
+ return NULL;
}
- return ret;
}
gboolean
projects / platform / upstream / gst-plugins-good.git / commitdiff