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gstpay/depay: add generic gstreamer payloader

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Add the beginnings of a generic GStreamer buffers payloader.
This commit is contained in:
Wim Taymans 2010-12-12 05:10:01 +01:00
parent e13340ccb5
commit 7c9b91d2d8
6 changed files with 674 additions and 0 deletions
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4
gst/rtp/Makefile.am
View file

@ -13,6 +13,8 @@ libgstrtp_la_SOURCES = \
gstrtpceltpay.c \
gstrtpdvdepay.c \
gstrtpdvpay.c \
gstrtpgstdepay.c \
gstrtpgstpay.c \
gstrtpilbcdepay.c \
gstrtpilbcpay.c \
gstrtpmpadepay.c \
@ -104,6 +106,8 @@ noinst_HEADERS = \
gstrtpdvpay.h \
gstrtpamrdepay.h \
gstrtpamrpay.h \
gstrtpgstdepay.h \
gstrtpgstpay.h \
gstrtpilbcdepay.h \
gstrtpilbcpay.h \
gstrtppcmadepay.h \

8
gst/rtp/gstrtp.c
View file

@ -30,6 +30,8 @@
#include "gstrtpceltpay.h"
#include "gstrtpdvdepay.h"
#include "gstrtpdvpay.h"
#include "gstrtpgstdepay.h"
#include "gstrtpgstpay.h"
#include "gstrtpilbcdepay.h"
#include "gstrtpilbcpay.h"
#include "gstrtppcmupay.h"
@ -119,6 +121,12 @@ plugin_init (GstPlugin * plugin)
if (!gst_rtp_dv_pay_plugin_init (plugin))
return FALSE;
if (!gst_rtp_gst_depay_plugin_init (plugin))
return FALSE;
if (!gst_rtp_gst_pay_plugin_init (plugin))
return FALSE;
if (!gst_rtp_ilbc_pay_plugin_init (plugin))
return FALSE;

302
gst/rtp/gstrtpgstdepay.c Normal file
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@ -0,0 +1,302 @@
/* GStreamer
* Copyright (C) <2010> Wim Taymans <wim.taymans@gmail.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.
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <gst/rtp/gstrtpbuffer.h>
#include <string.h>
#include "gstrtpgstdepay.h"
GST_DEBUG_CATEGORY_STATIC (rtpgstdepay_debug);
#define GST_CAT_DEFAULT (rtpgstdepay_debug)
static GstStaticPadTemplate gst_rtp_gst_depay_src_template =
GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
GST_STATIC_CAPS_ANY);
static GstStaticPadTemplate gst_rtp_gst_depay_sink_template =
GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_STATIC_CAPS ("application/x-rtp, "
"media = (string) \"application\", "
"payload = (int) " GST_RTP_PAYLOAD_DYNAMIC_STRING ", "
"clock-rate = (int) 90000, " "encoding-name = (string) \"X-GST\"")
);
GST_BOILERPLATE (GstRtpGSTDepay, gst_rtp_gst_depay, GstBaseRTPDepayload,
GST_TYPE_BASE_RTP_DEPAYLOAD);
static void gst_rtp_gst_depay_finalize (GObject * object);
static gboolean gst_rtp_gst_depay_setcaps (GstBaseRTPDepayload * depayload,
GstCaps * caps);
static GstBuffer *gst_rtp_gst_depay_process (GstBaseRTPDepayload * depayload,
GstBuffer * buf);
static void
gst_rtp_gst_depay_base_init (gpointer klass)
{
GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
gst_element_class_add_pad_template (element_class,
gst_static_pad_template_get (&gst_rtp_gst_depay_src_template));
gst_element_class_add_pad_template (element_class,
gst_static_pad_template_get (&gst_rtp_gst_depay_sink_template));
gst_element_class_set_details_simple (element_class,
"GStreamer depayloader", "Codec/Depayloader/Network",
"Extracts GStreamer buffers from RTP packets",
"Wim Taymans <wim.taymans@gmail.com>");
}
static void
gst_rtp_gst_depay_class_init (GstRtpGSTDepayClass * klass)
{
GObjectClass *gobject_class;
GstBaseRTPDepayloadClass *gstbasertpdepayload_class;
gobject_class = (GObjectClass *) klass;
gstbasertpdepayload_class = (GstBaseRTPDepayloadClass *) klass;
gobject_class->finalize = gst_rtp_gst_depay_finalize;
gstbasertpdepayload_class->set_caps = gst_rtp_gst_depay_setcaps;
gstbasertpdepayload_class->process = gst_rtp_gst_depay_process;
GST_DEBUG_CATEGORY_INIT (rtpgstdepay_debug, "rtpgstdepay", 0,
"Gstreamer RTP Depayloader");
}
static void
gst_rtp_gst_depay_init (GstRtpGSTDepay * rtpgstdepay,
GstRtpGSTDepayClass * klass)
{
rtpgstdepay->adapter = gst_adapter_new ();
}
static void
gst_rtp_gst_depay_finalize (GObject * object)
{
GstRtpGSTDepay *rtpgstdepay;
rtpgstdepay = GST_RTP_GST_DEPAY (object);
g_object_unref (rtpgstdepay->adapter);
G_OBJECT_CLASS (parent_class)->finalize (object);
}
static gboolean
gst_rtp_gst_depay_setcaps (GstBaseRTPDepayload * depayload, GstCaps * caps)
{
GstRtpGSTDepay *rtpgstdepay;
GstStructure *structure;
GstCaps *outcaps;
gint clock_rate;
gboolean res;
const gchar *capsenc;
gchar *capsstr;
rtpgstdepay = GST_RTP_GST_DEPAY (depayload);
structure = gst_caps_get_structure (caps, 0);
if (!gst_structure_get_int (structure, "clock-rate", &clock_rate))
clock_rate = 90000;
depayload->clock_rate = clock_rate;
capsenc = gst_structure_get_string (structure, "caps");
if (capsenc) {
gsize out_len;
capsstr = (gchar *) g_base64_decode (capsenc, &out_len);
outcaps = gst_caps_from_string (capsstr);
g_free (capsstr);
/* we have the SDP caps as output caps */
rtpgstdepay->current_CV = 0;
} else {
outcaps = gst_caps_new_any ();
}
res = gst_pad_set_caps (depayload->srcpad, outcaps);
gst_caps_unref (outcaps);
return res;
}
static GstBuffer *
gst_rtp_gst_depay_process (GstBaseRTPDepayload * depayload, GstBuffer * buf)
{
GstRtpGSTDepay *rtpgstdepay;
GstBuffer *subbuf, *outbuf = NULL;
gint payload_len;
guint8 *payload;
guint16 frag_offset;
guint CV;
rtpgstdepay = GST_RTP_GST_DEPAY (depayload);
payload_len = gst_rtp_buffer_get_payload_len (buf);
if (payload_len <= 8)
goto empty_packet;
if (GST_BUFFER_IS_DISCONT (buf)) {
GST_WARNING_OBJECT (rtpgstdepay, "DISCONT, clear adapter");
gst_adapter_clear (rtpgstdepay->adapter);
}
payload = gst_rtp_buffer_get_payload (buf);
/* strip off header
*
* 0 1 2 3
* 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
* |C| CV |D|X|Y|Z| MBZ |
* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
* | Frag_offset |
* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
*/
frag_offset =
(payload[4] << 24) | (payload[5] << 16) | (payload[6] << 8) | payload[7];
/* subbuffer skipping the 8 header bytes */
subbuf = gst_rtp_buffer_get_payload_subbuffer (buf, 8, -1);
gst_adapter_push (rtpgstdepay->adapter, subbuf);
if (gst_rtp_buffer_get_marker (buf)) {
guint avail;
GstCaps *outcaps;
/* take the buffer */
avail = gst_adapter_available (rtpgstdepay->adapter);
outbuf = gst_adapter_take_buffer (rtpgstdepay->adapter, avail);
CV = (payload[0] >> 4) & 0x7;
if (payload[0] & 0x80) {
guint b, csize, size, offset;
guint8 *data;
GstBuffer *subbuf;
/* C bit, we have inline caps */
data = GST_BUFFER_DATA (outbuf);
size = GST_BUFFER_SIZE (outbuf);
/* start reading the length, we need this to skip to the data later */
csize = offset = 0;
do {
if (offset >= size)
goto too_small;
b = data[offset++];
csize = (csize << 7) | (b & 0x7f);
} while (b & 0x80);
if (size < csize)
goto too_small;
/* parse and store in cache */
outcaps = gst_caps_from_string ((gchar *) & data[offset]);
if (rtpgstdepay->CV_cache[CV])
gst_caps_unref (rtpgstdepay->CV_cache[CV]);
rtpgstdepay->CV_cache[CV] = outcaps;
/* skip caps */
offset += csize;
size -= csize;
GST_DEBUG_OBJECT (rtpgstdepay,
"inline caps %u, length %u, %" GST_PTR_FORMAT, CV, csize, outcaps);
/* create real data buffer when needed */
if (size)
subbuf = gst_buffer_create_sub (outbuf, offset, size);
else
subbuf = NULL;
gst_buffer_unref (outbuf);
outbuf = subbuf;
}
/* see what caps we need */
if (CV != rtpgstdepay->current_CV) {
/* we need to switch caps, check if we have the caps */
if ((outcaps = rtpgstdepay->CV_cache[CV]) == NULL)
goto missing_caps;
GST_DEBUG_OBJECT (rtpgstdepay,
"need caps switch from %u to %u, %" GST_PTR_FORMAT,
rtpgstdepay->current_CV, CV, outcaps);
/* and set caps */
if (gst_pad_set_caps (depayload->srcpad, outcaps))
rtpgstdepay->current_CV = CV;
}
if (outbuf) {
if (payload[0] & 0x8)
GST_BUFFER_FLAG_SET (outbuf, GST_BUFFER_FLAG_DELTA_UNIT);
if (payload[0] & 0x4)
GST_BUFFER_FLAG_SET (outbuf, GST_BUFFER_FLAG_MEDIA1);
if (payload[0] & 0x2)
GST_BUFFER_FLAG_SET (outbuf, GST_BUFFER_FLAG_MEDIA2);
if (payload[0] & 0x1)
GST_BUFFER_FLAG_SET (outbuf, GST_BUFFER_FLAG_MEDIA3);
}
}
return outbuf;
/* ERRORS */
empty_packet:
{
GST_ELEMENT_WARNING (rtpgstdepay, STREAM, DECODE,
("Empty Payload."), (NULL));
return NULL;
}
too_small:
{
GST_ELEMENT_WARNING (rtpgstdepay, STREAM, DECODE,
("Buffer too small."), (NULL));
if (outbuf)
gst_buffer_unref (outbuf);
return NULL;
}
missing_caps:
{
GST_ELEMENT_WARNING (rtpgstdepay, STREAM, DECODE,
("Missing caps %u.", CV), (NULL));
if (outbuf)
gst_buffer_unref (outbuf);
return NULL;
}
}
gboolean
gst_rtp_gst_depay_plugin_init (GstPlugin * plugin)
{
return gst_element_register (plugin, "rtpgstdepay",
GST_RANK_MARGINAL, GST_TYPE_RTP_GST_DEPAY);
}

63
gst/rtp/gstrtpgstdepay.h Normal file
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@ -0,0 +1,63 @@
/* GStreamer
* Copyright (C) <2010> Wim Taymans <wim.taymans@gmail.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_RTP_GST_DEPAY_H__
#define __GST_RTP_GST_DEPAY_H__
#include <gst/gst.h>
#include <gst/base/gstadapter.h>
#include <gst/rtp/gstbasertpdepayload.h>
G_BEGIN_DECLS
#define GST_TYPE_RTP_GST_DEPAY \
(gst_rtp_gst_depay_get_type())
#define GST_RTP_GST_DEPAY(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_RTP_GST_DEPAY,GstRtpGSTDepay))
#define GST_RTP_GST_DEPAY_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_RTP_GST_DEPAY,GstRtpGSTDepayClass))
#define GST_IS_RTP_GST_DEPAY(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_RTP_GST_DEPAY))
#define GST_IS_RTP_GST_DEPAY_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_RTP_GST_DEPAY))
typedef struct _GstRtpGSTDepay GstRtpGSTDepay;
typedef struct _GstRtpGSTDepayClass GstRtpGSTDepayClass;
struct _GstRtpGSTDepay
{
GstBaseRTPDepayload depayload;
GstAdapter *adapter;
guint current_CV;
GstCaps *CV_cache[8];
};
struct _GstRtpGSTDepayClass
{
GstBaseRTPDepayloadClass parent_class;
};
GType gst_rtp_gst_depay_get_type (void);
gboolean gst_rtp_gst_depay_plugin_init (GstPlugin * plugin);
G_END_DECLS
#endif /* __GST_RTP_GST_DEPAY_H__ */

239
gst/rtp/gstrtpgstpay.c Normal file
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@ -0,0 +1,239 @@
/* GStreamer
* Copyright (C) <2010> Wim Taymans <wim.taymans@gmail.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.
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <string.h>
#include <gst/rtp/gstrtpbuffer.h>
#include "gstrtpgstpay.h"
/*
* 0 1 2 3
* 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
* |C| CV |D|X|Y|Z| MBZ |
* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
* | Frag_offset |
* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
*
* C: caps inlined flag
* When C set, first part of payload contains caps definition. Caps definition
* starts with variable length length prefix and then a string of that length.
* the length is encoded in big endian 7 bit chunks, the top 1 bit of a byte
* is the continuation marker and the 7 next bits the data. A continuation
* marker of 1 means that the next byte contains more data.
*
* CV: caps version, 0 = caps from SDP, 1 - 7 inlined caps
* D: delta unit buffer
* X: media 1 flag
* Y: media 2 flag
* Z: media 3 flag
*
*
*/
static GstStaticPadTemplate gst_rtp_gst_pay_sink_template =
GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_STATIC_CAPS_ANY);
static GstStaticPadTemplate gst_rtp_gst_pay_src_template =
GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
GST_STATIC_CAPS ("application/x-rtp, "
"media = (string) \"application\", "
"payload = (int) " GST_RTP_PAYLOAD_DYNAMIC_STRING ", "
"clock-rate = (int) 90000, " "encoding-name = (string) \"X-GST\"")
);
static void gst_rtp_gst_pay_finalize (GObject * object);
static gboolean gst_rtp_gst_pay_setcaps (GstBaseRTPPayload * payload,
GstCaps * caps);
static GstFlowReturn gst_rtp_gst_pay_handle_buffer (GstBaseRTPPayload * payload,
GstBuffer * buffer);
GST_BOILERPLATE (GstRtpGSTPay, gst_rtp_gst_pay, GstBaseRTPPayload,
GST_TYPE_BASE_RTP_PAYLOAD)
static void gst_rtp_gst_pay_base_init (gpointer klass)
{
GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
gst_element_class_add_pad_template (element_class,
gst_static_pad_template_get (&gst_rtp_gst_pay_src_template));
gst_element_class_add_pad_template (element_class,
gst_static_pad_template_get (&gst_rtp_gst_pay_sink_template));
gst_element_class_set_details_simple (element_class,
"RTP GStreamer payloader", "Codec/Payloader/Network",
"Payload GStreamer buffers as RTP packets",
"Wim Taymans <wim.taymans@gmail.com>");
}
static void
gst_rtp_gst_pay_class_init (GstRtpGSTPayClass * klass)
{
GObjectClass *gobject_class;
GstBaseRTPPayloadClass *gstbasertppayload_class;
gobject_class = (GObjectClass *) klass;
gstbasertppayload_class = (GstBaseRTPPayloadClass *) klass;
gobject_class->finalize = gst_rtp_gst_pay_finalize;
gstbasertppayload_class->set_caps = gst_rtp_gst_pay_setcaps;
gstbasertppayload_class->handle_buffer = gst_rtp_gst_pay_handle_buffer;
}
static void
gst_rtp_gst_pay_init (GstRtpGSTPay * rtpgstpay, GstRtpGSTPayClass * klass)
{
}
static void
gst_rtp_gst_pay_finalize (GObject * object)
{
GstRtpGSTPay *rtpgstpay;
rtpgstpay = GST_RTP_GST_PAY (object);
G_OBJECT_CLASS (parent_class)->finalize (object);
}
static gboolean
gst_rtp_gst_pay_setcaps (GstBaseRTPPayload * payload, GstCaps * caps)
{
gboolean res;
gchar *capsstr, *capsenc;
capsstr = gst_caps_to_string (caps);
capsenc = g_base64_encode ((guchar *) capsstr, strlen (capsstr));
g_free (capsstr);
gst_basertppayload_set_options (payload, "application", TRUE, "X-GST", 90000);
res =
gst_basertppayload_set_outcaps (payload, "caps", G_TYPE_STRING, capsenc,
NULL);
g_free (capsenc);
return res;
}
static GstFlowReturn
gst_rtp_gst_pay_handle_buffer (GstBaseRTPPayload * basepayload,
GstBuffer * buffer)
{
GstRtpGSTPay *rtpgstpay;
guint8 *data;
guint size;
GstBuffer *outbuf;
GstFlowReturn ret;
GstClockTime timestamp;
guint16 frag_offset;
guint flags;
rtpgstpay = GST_RTP_GST_PAY (basepayload);
size = GST_BUFFER_SIZE (buffer);
data = GST_BUFFER_DATA (buffer);
timestamp = GST_BUFFER_TIMESTAMP (buffer);
ret = GST_FLOW_OK;
/* caps always from SDP for now */
flags = 0;
if (GST_BUFFER_FLAG_IS_SET (buffer, GST_BUFFER_FLAG_DELTA_UNIT))
flags |= (1 << 3);
if (GST_BUFFER_FLAG_IS_SET (buffer, GST_BUFFER_FLAG_MEDIA1))
flags |= (1 << 2);
if (GST_BUFFER_FLAG_IS_SET (buffer, GST_BUFFER_FLAG_MEDIA2))
flags |= (1 << 1);
if (GST_BUFFER_FLAG_IS_SET (buffer, GST_BUFFER_FLAG_MEDIA3))
flags |= (1 << 0);
/*
* 0 1 2 3
* 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
* |C| CV |D|X|Y|Z| MBZ |
* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
* | Frag_offset |
* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
*/
frag_offset = 0;
while (size > 0) {
guint towrite;
guint8 *payload;
guint payload_len;
guint packet_len;
/* this will be the total lenght of the packet */
packet_len = gst_rtp_buffer_calc_packet_len (8 + size, 0, 0);
/* fill one MTU or all available bytes */
towrite = MIN (packet_len, GST_BASE_RTP_PAYLOAD_MTU (rtpgstpay));
/* this is the payload length */
payload_len = gst_rtp_buffer_calc_payload_len (towrite, 0, 0);
/* create buffer to hold the payload */
outbuf = gst_rtp_buffer_new_allocate (payload_len, 0, 0);
payload = gst_rtp_buffer_get_payload (outbuf);
payload[0] = flags;
payload[1] = payload[2] = payload[3] = 0;
payload[4] = frag_offset >> 24;
payload[5] = frag_offset >> 16;
payload[6] = frag_offset >> 8;
payload[7] = frag_offset & 0xff;
payload += 8;
payload_len -= 8;
memcpy (payload, data, payload_len);
data += payload_len;
size -= payload_len;
frag_offset += payload_len;
if (size == 0)
gst_rtp_buffer_set_marker (outbuf, TRUE);
GST_BUFFER_TIMESTAMP (outbuf) = timestamp;
ret = gst_basertppayload_push (basepayload, outbuf);
}
return ret;
}
gboolean
gst_rtp_gst_pay_plugin_init (GstPlugin * plugin)
{
return gst_element_register (plugin, "rtpgstpay",
GST_RANK_NONE, GST_TYPE_RTP_GST_PAY);
}

58
gst/rtp/gstrtpgstpay.h Normal file
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@ -0,0 +1,58 @@
/* GStreamer
* Copyright (C) <2010> Wim Taymans <wim.taymans@gmail.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_RTP_GST_PAY_H__
#define __GST_RTP_GST_PAY_H__
#include <gst/gst.h>
#include <gst/rtp/gstbasertppayload.h>
G_BEGIN_DECLS
#define GST_TYPE_RTP_GST_PAY \
(gst_rtp_gst_pay_get_type())
#define GST_RTP_GST_PAY(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_RTP_GST_PAY,GstRtpGSTPay))
#define GST_RTP_GST_PAY_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_RTP_GST_PAY,GstRtpGSTPayClass))
#define GST_IS_RTP_GST_PAY(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_RTP_GST_PAY))
#define GST_IS_RTP_GST_PAY_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_RTP_GST_PAY))
typedef struct _GstRtpGSTPay GstRtpGSTPay;
typedef struct _GstRtpGSTPayClass GstRtpGSTPayClass;
struct _GstRtpGSTPay
{
GstBaseRTPPayload payload;
};
struct _GstRtpGSTPayClass
{
GstBaseRTPPayloadClass parent_class;
};
GType gst_rtp_gst_pay_get_type (void);
gboolean gst_rtp_gst_pay_plugin_init (GstPlugin * plugin);
G_END_DECLS
#endif /* __GST_RTP_GST_PAY_H__ */