Commit 8417929e authored by Wim Taymans's avatar Wim Taymans

gst/rtp/: Added two new payloaders, an RFC 2190 payloader for h263 and a...

gst/rtp/: Added two new payloaders, an RFC 2190 payloader for h263 and a payload convertor for an asterisk server.

Original commit message from CVS:
* gst/rtp/Makefile.am:
* gst/rtp/gstasteriskh263.c: (gst_asteriskh263_get_type),
(gst_asteriskh263_base_init), (gst_asteriskh263_class_init),
(gst_asteriskh263_init), (gst_asteriskh263_finalize),
(gst_asteriskh263_chain), (gst_asteriskh263_set_property),
(gst_asteriskh263_get_property), (gst_asteriskh263_change_state),
(gst_asteriskh263_plugin_init):
* gst/rtp/gstasteriskh263.h:
* gst/rtp/gstrtp.c: (plugin_init):
* gst/rtp/gstrtph263enc.c: (gst_rtph263enc_get_type),
(gst_rtph263enc_base_init), (gst_rtph263enc_class_init),
(gst_rtph263enc_init), (gst_rtph263enc_finalize),
(gst_rtph263enc_setcaps), (gst_rtph263enc_gobfiner),
(gst_rtph263enc_flush), (gst_rtph263enc_handle_buffer),
(gst_rtph263enc_plugin_init):
* gst/rtp/gstrtph263enc.h:
Added two new payloaders, an RFC 2190 payloader for h263 and
a payload convertor for an asterisk server.
parent 0e01f91d
2005-10-24 Wim Taymans <wim@fluendo.com>
* gst/rtp/Makefile.am:
* gst/rtp/gstasteriskh263.c: (gst_asteriskh263_get_type),
(gst_asteriskh263_base_init), (gst_asteriskh263_class_init),
(gst_asteriskh263_init), (gst_asteriskh263_finalize),
(gst_asteriskh263_chain), (gst_asteriskh263_set_property),
(gst_asteriskh263_get_property), (gst_asteriskh263_change_state),
(gst_asteriskh263_plugin_init):
* gst/rtp/gstasteriskh263.h:
* gst/rtp/gstrtp.c: (plugin_init):
* gst/rtp/gstrtph263enc.c: (gst_rtph263enc_get_type),
(gst_rtph263enc_base_init), (gst_rtph263enc_class_init),
(gst_rtph263enc_init), (gst_rtph263enc_finalize),
(gst_rtph263enc_setcaps), (gst_rtph263enc_gobfiner),
(gst_rtph263enc_flush), (gst_rtph263enc_handle_buffer),
(gst_rtph263enc_plugin_init):
* gst/rtp/gstrtph263enc.h:
Added two new payloaders, an RFC 2190 payloader for h263 and
a payload convertor for an asterisk server.
2005-10-24 Tim-Philipp Müller <tim at centricular dot net>
* sys/oss/gstosssrc.c: (gst_oss_src_prepare):
......
......@@ -10,6 +10,8 @@ libgstrtp_la_SOURCES = gstrtp.c \
gstrtpamrenc.c \
gstrtph263pdec.c \
gstrtph263penc.c \
gstrtph263enc.c \
gstasteriskh263.c \
gstrtpmp4venc.c \
gstrtpmp4vdec.c
......@@ -30,6 +32,8 @@ noinst_HEADERS = gstrtpL16enc.h \
gstrtpmpaenc.h \
gstrtph263pdec.h \
gstrtph263penc.h \
gstrtph263enc.c \
gstasteriskh263.c \
gstrtpmp4venc.h \
gstrtpmp4vdec.h \
gstrtpdec.h
/* GStreamer
* Copyright (C) <2005> Wim Taymans <wim@fluendo.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <string.h>
#include <netinet/in.h>
#include <gst/rtp/gstrtpbuffer.h>
#include "gstasteriskh263.h"
#define GST_ASTERISKH263_HEADER_LEN 6
typedef struct _GstAsteriskH263Header
{
guint32 timestamp; /* Timestamp */
guint16 length; /* Length */
} GstAsteriskH263Header;
#define GST_ASTERISKH263_HEADER_TIMESTAMP(buf) (((GstAsteriskH263Header *)(GST_BUFFER_DATA (buf)))->timestamp)
#define GST_ASTERISKH263_HEADER_LENGTH(buf) (((GstAsteriskH263Header *)(GST_BUFFER_DATA (buf)))->length)
/* elementfactory information */
static GstElementDetails gst_rtp_h263pdec_details = {
"RTP packet parser",
"Codec/Parser/Network",
"Extracts H263 video from RTP and encodes in Asterisk H263 format",
"Neil Stratford <neils@vipadia.com>"
};
/* Asteriskh263 signals and args */
enum
{
/* FILL ME */
LAST_SIGNAL
};
enum
{
ARG_0,
ARG_FREQUENCY
};
static GstStaticPadTemplate gst_asteriskh263_src_template =
GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
GST_STATIC_CAPS ("application/x-asteriskh263")
);
static GstStaticPadTemplate gst_asteriskh263_sink_template =
GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_STATIC_CAPS ("application/x-rtp, "
"media = (string) \"video\", "
"payload = (int) [ 96, 255 ], "
"clock-rate = (int) 90000, " "encoding-name = (string) \"H263-1998\"")
);
static void gst_asteriskh263_class_init (GstAsteriskh263Class * klass);
static void gst_asteriskh263_base_init (GstAsteriskh263Class * klass);
static void gst_asteriskh263_init (GstAsteriskh263 * asteriskh263);
static void gst_asteriskh263_finalize (GObject * object);
static GstFlowReturn gst_asteriskh263_chain (GstPad * pad, GstBuffer * buffer);
static void gst_asteriskh263_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec);
static void gst_asteriskh263_get_property (GObject * object, guint prop_id,
GValue * value, GParamSpec * pspec);
static GstStateChangeReturn gst_asteriskh263_change_state (GstElement *
element, GstStateChange transition);
static GstElementClass *parent_class = NULL;
static GType
gst_asteriskh263_get_type (void)
{
static GType asteriskh263_type = 0;
if (!asteriskh263_type) {
static const GTypeInfo asteriskh263_info = {
sizeof (GstAsteriskh263Class),
(GBaseInitFunc) gst_asteriskh263_base_init,
NULL,
(GClassInitFunc) gst_asteriskh263_class_init,
NULL,
NULL,
sizeof (GstAsteriskh263),
0,
(GInstanceInitFunc) gst_asteriskh263_init,
};
asteriskh263_type =
g_type_register_static (GST_TYPE_ELEMENT, "GstAsteriskh263",
&asteriskh263_info, 0);
}
return asteriskh263_type;
}
static void
gst_asteriskh263_base_init (GstAsteriskh263Class * klass)
{
GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
gst_element_class_add_pad_template (element_class,
gst_static_pad_template_get (&gst_asteriskh263_src_template));
gst_element_class_add_pad_template (element_class,
gst_static_pad_template_get (&gst_asteriskh263_sink_template));
gst_element_class_set_details (element_class, &gst_rtp_h263pdec_details);
}
static void
gst_asteriskh263_class_init (GstAsteriskh263Class * klass)
{
GObjectClass *gobject_class;
GstElementClass *gstelement_class;
gobject_class = (GObjectClass *) klass;
gstelement_class = (GstElementClass *) klass;
parent_class = g_type_class_ref (GST_TYPE_ELEMENT);
gobject_class->finalize = gst_asteriskh263_finalize;
gobject_class->set_property = gst_asteriskh263_set_property;
gobject_class->get_property = gst_asteriskh263_get_property;
gstelement_class->change_state = gst_asteriskh263_change_state;
}
static void
gst_asteriskh263_init (GstAsteriskh263 * asteriskh263)
{
asteriskh263->srcpad =
gst_pad_new_from_template (gst_static_pad_template_get
(&gst_asteriskh263_src_template), "src");
gst_element_add_pad (GST_ELEMENT (asteriskh263), asteriskh263->srcpad);
asteriskh263->sinkpad =
gst_pad_new_from_template (gst_static_pad_template_get
(&gst_asteriskh263_sink_template), "sink");
gst_pad_set_chain_function (asteriskh263->sinkpad, gst_asteriskh263_chain);
gst_element_add_pad (GST_ELEMENT (asteriskh263), asteriskh263->sinkpad);
asteriskh263->adapter = gst_adapter_new ();
}
static void
gst_asteriskh263_finalize (GObject * object)
{
GstAsteriskh263 *asteriskh263;
asteriskh263 = GST_ASTERISK_H263 (object);
g_object_unref (asteriskh263->adapter);
asteriskh263->adapter = NULL;
G_OBJECT_CLASS (parent_class)->finalize (object);
}
static GstFlowReturn
gst_asteriskh263_chain (GstPad * pad, GstBuffer * buf)
{
GstAsteriskh263 *asteriskh263;
GstBuffer *outbuf;
GstFlowReturn ret;
asteriskh263 = GST_ASTERISK_H263 (GST_OBJECT_PARENT (pad));
if (!gst_rtpbuffer_validate (buf))
goto bad_packet;
{
gint payload_len;
guint8 *payload;
gboolean M;
guint32 timestamp;
guint32 samples;
guint16 asterisk_len;
payload_len = gst_rtpbuffer_get_payload_len (buf);
payload = gst_rtpbuffer_get_payload (buf);
M = gst_rtpbuffer_get_marker (buf);
timestamp = gst_rtpbuffer_get_timestamp (buf);
outbuf = gst_buffer_new_and_alloc (payload_len +
GST_ASTERISKH263_HEADER_LEN);
/* build the asterisk header */
asterisk_len = payload_len;
if (M)
asterisk_len |= 0x8000;
if (!asteriskh263->lastts)
asteriskh263->lastts = timestamp;
samples = timestamp - asteriskh263->lastts;
asteriskh263->lastts = timestamp;
GST_ASTERISKH263_HEADER_TIMESTAMP (outbuf) = htonl (samples);
GST_ASTERISKH263_HEADER_LENGTH (outbuf) = htons (asterisk_len);
/* copy the data into place */
memcpy (GST_BUFFER_DATA (outbuf) + GST_ASTERISKH263_HEADER_LEN, payload,
payload_len);
GST_BUFFER_TIMESTAMP (outbuf) = timestamp;
gst_buffer_set_caps (outbuf,
(GstCaps *) gst_pad_get_pad_template_caps (asteriskh263->srcpad));
ret = gst_pad_push (asteriskh263->srcpad, outbuf);
gst_buffer_unref (buf);
}
return ret;
bad_packet:
{
GST_DEBUG ("Packet does not validate");
gst_buffer_unref (buf);
return GST_FLOW_ERROR;
}
}
static void
gst_asteriskh263_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec)
{
GstAsteriskh263 *asteriskh263;
asteriskh263 = GST_ASTERISK_H263 (object);
switch (prop_id) {
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
gst_asteriskh263_get_property (GObject * object, guint prop_id, GValue * value,
GParamSpec * pspec)
{
GstAsteriskh263 *asteriskh263;
asteriskh263 = GST_ASTERISK_H263 (object);
switch (prop_id) {
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static GstStateChangeReturn
gst_asteriskh263_change_state (GstElement * element, GstStateChange transition)
{
GstAsteriskh263 *asteriskh263;
GstStateChangeReturn ret;
asteriskh263 = GST_ASTERISK_H263 (element);
switch (transition) {
case GST_STATE_CHANGE_NULL_TO_READY:
break;
case GST_STATE_CHANGE_READY_TO_PAUSED:
gst_adapter_clear (asteriskh263->adapter);
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 ret;
}
gboolean
gst_asteriskh263_plugin_init (GstPlugin * plugin)
{
return gst_element_register (plugin, "asteriskh263",
GST_RANK_NONE, GST_TYPE_ASTERISK_H263);
}
/* Gnome-Streamer
* Copyright (C) <2005> Wim Taymans <wim@fluendo.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifndef __GST_ASTERISK_H263_H__
#define __GST_ASTERISK_H263_H__
#include <gst/gst.h>
#include <gst/base/gstadapter.h>
G_BEGIN_DECLS
#define GST_TYPE_ASTERISK_H263 \
(gst_asteriskh263_get_type())
#define GST_ASTERISK_H263(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_ASTERISK_H263,GstAsteriskh263))
#define GST_ASTERISK_H263_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_ASTERISK_H263,GstAsteriskh263))
#define GST_IS_ASTERISK_H263(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_ASTERISK_H263))
#define GST_IS_ASTERISK_H263_CLASS(obj) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_ASTERISK_H263))
typedef struct _GstAsteriskh263 GstAsteriskh263;
typedef struct _GstAsteriskh263Class GstAsteriskh263Class;
struct _GstAsteriskh263
{
GstElement element;
GstPad *sinkpad;
GstPad *srcpad;
GstAdapter *adapter;
guint frequency;
guint32 lastts;
};
struct _GstAsteriskh263Class
{
GstElementClass parent_class;
};
gboolean gst_asteriskh263_plugin_init (GstPlugin * plugin);
G_END_DECLS
#endif /* __GST_ASTERISK_H263_H__ */
......@@ -30,6 +30,8 @@
#include "gstrtpmpadec.h"
#include "gstrtph263pdec.h"
#include "gstrtph263penc.h"
#include "gstrtph263enc.h"
#include "gstasteriskh263.h"
#include "gstrtpmp4venc.h"
#include "gstrtpmp4vdec.h"
......@@ -63,6 +65,12 @@ plugin_init (GstPlugin * plugin)
if (!gst_rtph263pdec_plugin_init (plugin))
return FALSE;
if (!gst_rtph263enc_plugin_init (plugin))
return FALSE;
if (!gst_asteriskh263_plugin_init (plugin))
return FALSE;
if (!gst_rtpmp4venc_plugin_init (plugin))
return FALSE;
......
/* GStreamer
* Copyright (C) <2005> Wim Taymans <wim@fluendo.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <string.h>
#include <gst/rtp/gstrtpbuffer.h>
#include "gstrtph263enc.h"
#define GST_RFC2190A_HEADER_LEN 4
typedef struct _GstRFC2190AHeader
{
#if G_BYTE_ORDER == G_LITTLE_ENDIAN
unsigned int ebit:3; /* End position */
unsigned int sbit:3; /* Start position */
unsigned int p:1; /* PB-frames mode */
unsigned int f:1; /* flag bit */
unsigned int r1:1; /* Reserved */
unsigned int a:1; /* Advanced Prediction */
unsigned int s:1; /* syntax based arithmetic coding */
unsigned int u:1; /* Unrestricted motion vector */
unsigned int i:1; /* Picture coding type */
unsigned int src:3; /* Source format */
unsigned int trb:3; /* Temporal ref for B frame */
unsigned int dbq:2; /* Differential Quantisation parameter */
unsigned int r2:3; /* Reserved */
#elif G_BYTE_ORDER == G_BIG_ENDIAN
unsigned int f:1; /* flag bit */
unsigned int p:1; /* PB-frames mode */
unsigned int sbit:3; /* Start position */
unsigned int ebit:3; /* End position */
unsigned int src:3; /* Source format */
unsigned int i:1; /* Picture coding type */
unsigned int u:1; /* Unrestricted motion vector */
unsigned int s:1; /* syntax based arithmetic coding */
unsigned int a:1; /* Advanced Prediction */
unsigned int r1:1; /* Reserved */
unsigned int r2:3; /* Reserved */
unsigned int dbq:2; /* Differential Quantisation parameter */
unsigned int trb:3; /* Temporal ref for B frame */
#else
#error "G_BYTE_ORDER should be big or little endian."
#endif
guint8 tr; /* Temporal ref for P frame */
} GstRFC2190AHeader;
#define GST_RFC2190A_HEADER_F(buf) (((GstRFC2190AHeader *)(buf))->f)
#define GST_RFC2190A_HEADER_P(buf) (((GstRFC2190AHeader *)(buf))->p)
#define GST_RFC2190A_HEADER_SBIT(buf) (((GstRFC2190AHeader *)(buf))->sbit)
#define GST_RFC2190A_HEADER_EBIT(buf) (((GstRFC2190AHeader *)(buf))->ebit)
#define GST_RFC2190A_HEADER_SRC(buf) (((GstRFC2190AHeader *)(buf))->src)
#define GST_RFC2190A_HEADER_I(buf) (((GstRFC2190AHeader *)(buf))->i)
#define GST_RFC2190A_HEADER_U(buf) (((GstRFC2190AHeader *)(buf))->u)
#define GST_RFC2190A_HEADER_S(buf) (((GstRFC2190AHeader *)(buf))->s)
#define GST_RFC2190A_HEADER_A(buf) (((GstRFC2190AHeader *)(buf))->a)
#define GST_RFC2190A_HEADER_R1(buf) (((GstRFC2190AHeader *)(buf))->r1)
#define GST_RFC2190A_HEADER_R2(buf) (((GstRFC2190AHeader *)(buf))->r2)
#define GST_RFC2190A_HEADER_DBQ(buf) (((GstRFC2190AHeader *)(buf))->dbq)
#define GST_RFC2190A_HEADER_TRB(buf) (((GstRFC2190AHeader *)(buf))->trb)
#define GST_RFC2190A_HEADER_TR(buf) (((GstRFC2190AHeader *)(buf))->tr)
typedef struct _GstH263PictureLayer
{
#if G_BYTE_ORDER == G_LITTLE_ENDIAN
unsigned int psc1:16;
unsigned int tr1:2;
unsigned int psc2:6;
unsigned int ptype_263:1;
unsigned int ptype_start:1;
unsigned int tr2:6;
unsigned int ptype_umvmode:1;
unsigned int ptype_pictype:1;
unsigned int ptype_srcformat:3;
unsigned int ptype_freeze:1;
unsigned int ptype_camera:1;
unsigned int ptype_split:1;
unsigned int chaff:5;
unsigned int ptype_pbmode:1;
unsigned int ptype_apmode:1;
unsigned int ptype_sacmode:1;
#elif G_BYTE_ORDER == G_BIG_ENDIAN
unsigned int psc1:16;
unsigned int psc2:6;
unsigned int tr1:2;
unsigned int tr2:6;
unsigned int ptype_start:1;
unsigned int ptype_263:1;
unsigned int ptype_split:1;
unsigned int ptype_camera:1;
unsigned int ptype_freeze:1;
unsigned int ptype_srcformat:3;
unsigned int ptype_pictype:1;
unsigned int ptype_umvmode:1;
unsigned int ptype_sacmode:1;
unsigned int ptype_apmode:1;
unsigned int ptype_pbmode:1;
unsigned int chaff:5;
#else
#error "G_BYTE_ORDER should be big or little endian."
#endif
} GstH263PictureLayer;
#define GST_H263_PICTURELAYER_PLSRC(buf) (((GstH263PictureLayer *)(buf))->ptype_srcformat)
#define GST_H263_PICTURELAYER_PLTYPE(buf) (((GstH263PictureLayer *)(buf))->ptype_pictype)
#define GST_H263_PICTURELAYER_PLUMV(buf) (((GstH263PictureLayer *)(buf))->ptype_umvmode)
#define GST_H263_PICTURELAYER_PLSAC(buf) (((GstH263PictureLayer *)(buf))->ptype_sacmode)
#define GST_H263_PICTURELAYER_PLAP(buf) (((GstH263PictureLayer *)(buf))->ptype_apmode)
/* elementfactory information */
static GstElementDetails gst_rtp_h263enc_details = {
"RTP packet parser",
"Codec/Encoder/Network",
"Encodes H263 video in RTP packets (RFC 2190)",
"Neil Stratford <neils@vipadia.com>"
};
static GstStaticPadTemplate gst_rtph263enc_sink_template =
GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_STATIC_CAPS ("video/x-h263")
);
static GstStaticPadTemplate gst_rtph263enc_src_template =
GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
GST_STATIC_CAPS ("application/x-rtp, "
"media = (string) \"video\", "
"payload = (int) [ 96, 255 ], "
"clock-rate = (int) 90000, " "encoding-name = (string) \"H263-1998\"")
);
static void gst_rtph263enc_class_init (GstRtpH263EncClass * klass);
static void gst_rtph263enc_base_init (GstRtpH263EncClass * klass);
static void gst_rtph263enc_init (GstRtpH263Enc * rtph263enc);
static void gst_rtph263enc_finalize (GObject * object);
static gboolean gst_rtph263enc_setcaps (GstBaseRTPPayload * payload,
GstCaps * caps);
static GstFlowReturn gst_rtph263enc_handle_buffer (GstBaseRTPPayload * payload,
GstBuffer * buffer);
static GstBaseRTPPayloadClass *parent_class = NULL;
static GType
gst_rtph263enc_get_type (void)
{
static GType rtph263enc_type = 0;
if (!rtph263enc_type) {
static const GTypeInfo rtph263enc_info = {
sizeof (GstRtpH263EncClass),
(GBaseInitFunc) gst_rtph263enc_base_init,
NULL,
(GClassInitFunc) gst_rtph263enc_class_init,
NULL,
NULL,
sizeof (GstRtpH263Enc),
0,
(GInstanceInitFunc) gst_rtph263enc_init,
};
rtph263enc_type =
g_type_register_static (GST_TYPE_BASE_RTP_PAYLOAD, "GstRtpH263Enc",
&rtph263enc_info, 0);
}
return rtph263enc_type;
}
static void
gst_rtph263enc_base_init (GstRtpH263EncClass * klass)
{
GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
gst_element_class_add_pad_template (element_class,
gst_static_pad_template_get (&gst_rtph263enc_src_template));
gst_element_class_add_pad_template (element_class,
gst_static_pad_template_get (&gst_rtph263enc_sink_template));
gst_element_class_set_details (element_class, &gst_rtp_h263enc_details);
}
static void
gst_rtph263enc_class_init (GstRtpH263EncClass * klass)
{
GObjectClass *gobject_class;
GstElementClass *gstelement_class;
GstBaseRTPPayloadClass *gstbasertppayload_class;