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gst/rtp/: Added mpeg2 TS depayloader. Closing #347234.

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Original commit message from CVS:
* gst/rtp/Makefile.am:
* gst/rtp/gstrtp.c: (plugin_init):
* gst/rtp/gstrtpmp2tdepay.c: (gst_rtp_mp2t_depay_base_init),
(gst_rtp_mp2t_depay_class_init), (gst_rtp_mp2t_depay_init),
(gst_rtp_mp2t_depay_setcaps), (gst_rtp_mp2t_depay_process),
(gst_rtp_mp2t_depay_set_property),
(gst_rtp_mp2t_depay_get_property),
(gst_rtp_mp2t_depay_change_state),
(gst_rtp_mp2t_depay_plugin_init):
* gst/rtp/gstrtpmp2tdepay.h:
Added mpeg2 TS depayloader. Closing #347234.
This commit is contained in:
Wim Taymans 2006-07-12 09:34:15 +00:00
parent a1a4b4d3e0
commit 0da3b73fae
5 changed files with 337 additions and 0 deletions
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14
ChangeLog
View file

@ -1,3 +1,17 @@
2006-07-12 Wim Taymans <wim@fluendo.com>
* gst/rtp/Makefile.am:
* gst/rtp/gstrtp.c: (plugin_init):
* gst/rtp/gstrtpmp2tdepay.c: (gst_rtp_mp2t_depay_base_init),
(gst_rtp_mp2t_depay_class_init), (gst_rtp_mp2t_depay_init),
(gst_rtp_mp2t_depay_setcaps), (gst_rtp_mp2t_depay_process),
(gst_rtp_mp2t_depay_set_property),
(gst_rtp_mp2t_depay_get_property),
(gst_rtp_mp2t_depay_change_state),
(gst_rtp_mp2t_depay_plugin_init):
* gst/rtp/gstrtpmp2tdepay.h:
Added mpeg2 TS depayloader. Closing #347234.
2006-07-11 Tim-Philipp Müller <tim at centricular dot net>
* ext/cdio/gstcdiocddasrc.c: (gst_cdio_cdda_src_close):

2
gst/rtp/Makefile.am
View file

@ -17,6 +17,7 @@ libgstrtp_la_SOURCES = \
gstrtph263ppay.c \
gstrtph263pay.c \
gstasteriskh263.c \
gstrtpmp2tdepay.c \
gstrtpmp4vdepay.c \
gstrtpmp4vpay.c \
gstrtpmp4gpay.c \
@ -52,6 +53,7 @@ noinst_HEADERS = \
gstrtph263pdepay.h \
gstrtph263ppay.h \
gstrtph263pay.h \
gstrtpmp2tdepay.h \
gstrtpmp4vdepay.h \
gstrtpmp4vpay.h \
gstrtpmp4gpay.h \

4
gst/rtp/gstrtp.c
View file

@ -36,6 +36,7 @@
#include "gstrtph263ppay.h"
#include "gstrtph263pay.h"
#include "gstasteriskh263.h"
#include "gstrtpmp2tdepay.h"
#include "gstrtpmp4vpay.h"
#include "gstrtpmp4gpay.h"
#include "gstrtpmp4vdepay.h"
@ -90,6 +91,9 @@ plugin_init (GstPlugin * plugin)
if (!gst_asteriskh263_plugin_init (plugin))
return FALSE;
if (!gst_rtp_mp2t_depay_plugin_init (plugin))
return FALSE;
if (!gst_rtp_mp4v_pay_plugin_init (plugin))
return FALSE;

260
gst/rtp/gstrtpmp2tdepay.c Normal file
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@ -0,0 +1,260 @@
/* 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 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 "gstrtpmp2tdepay.h"
/* elementfactory information */
static const GstElementDetails gst_rtp_mp2tdepay_details =
GST_ELEMENT_DETAILS ("RTP packet parser",
"Codec/Depay/Network",
"Extracts MPEG2 TS from RTP packets (RFC 2250)",
"Wim Taymans <wim@fluendo.com>");
/* RtpMP2TDepay signals and args */
enum
{
/* FILL ME */
LAST_SIGNAL
};
enum
{
ARG_0,
ARG_FREQUENCY
};
static GstStaticPadTemplate gst_rtp_mp2t_depay_src_template =
GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
GST_STATIC_CAPS ("video/mpegts,"
"packetsize=(int)188," "systemstream=(boolean)true")
);
static GstStaticPadTemplate gst_rtp_mp2t_depay_sink_template =
GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_STATIC_CAPS ("application/x-rtp, "
"media = (string) \"video\", "
"clock-rate = (int) [1, MAX ], " "encoding-name = (string) \"MP2T-ES\""
/* All optional parameters
*
* "profile-level-id=[1,MAX]"
* "config="
*/
)
);
GST_BOILERPLATE (GstRtpMP2TDepay, gst_rtp_mp2t_depay, GstBaseRTPDepayload,
GST_TYPE_BASE_RTP_DEPAYLOAD);
static gboolean gst_rtp_mp2t_depay_setcaps (GstBaseRTPDepayload * depayload,
GstCaps * caps);
static GstBuffer *gst_rtp_mp2t_depay_process (GstBaseRTPDepayload * depayload,
GstBuffer * buf);
static void gst_rtp_mp2t_depay_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec);
static void gst_rtp_mp2t_depay_get_property (GObject * object, guint prop_id,
GValue * value, GParamSpec * pspec);
static GstStateChangeReturn gst_rtp_mp2t_depay_change_state (GstElement *
element, GstStateChange transition);
static void
gst_rtp_mp2t_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_mp2t_depay_src_template));
gst_element_class_add_pad_template (element_class,
gst_static_pad_template_get (&gst_rtp_mp2t_depay_sink_template));
gst_element_class_set_details (element_class, &gst_rtp_mp2tdepay_details);
}
static void
gst_rtp_mp2t_depay_class_init (GstRtpMP2TDepayClass * 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);
gstbasertpdepayload_class->process = gst_rtp_mp2t_depay_process;
gstbasertpdepayload_class->set_caps = gst_rtp_mp2t_depay_setcaps;
gobject_class->set_property = gst_rtp_mp2t_depay_set_property;
gobject_class->get_property = gst_rtp_mp2t_depay_get_property;
gstelement_class->change_state = gst_rtp_mp2t_depay_change_state;
}
static void
gst_rtp_mp2t_depay_init (GstRtpMP2TDepay * rtpmp2tdepay,
GstRtpMP2TDepayClass * klass)
{
}
static gboolean
gst_rtp_mp2t_depay_setcaps (GstBaseRTPDepayload * depayload, GstCaps * caps)
{
GstStructure *structure;
GstRtpMP2TDepay *rtpmp2tdepay;
GstCaps *srccaps;
gint clock_rate = 90000; /* default */
rtpmp2tdepay = GST_RTP_MP2T_DEPAY (depayload);
structure = gst_caps_get_structure (caps, 0);
if (gst_structure_has_field (structure, "clock-rate")) {
gst_structure_get_int (structure, "clock-rate", &clock_rate);
}
depayload->clock_rate = clock_rate;
srccaps = gst_caps_new_simple ("video/mpegts",
"systemstream", G_TYPE_BOOLEAN, TRUE,
"packetsize", G_TYPE_INT, 188, NULL);
return TRUE;
}
static GstBuffer *
gst_rtp_mp2t_depay_process (GstBaseRTPDepayload * depayload, GstBuffer * buf)
{
GstRtpMP2TDepay *rtpmp2tdepay;
GstBuffer *outbuf;
gint payload_len;
guint8 *payload;
guint32 timestamp;
rtpmp2tdepay = GST_RTP_MP2T_DEPAY (depayload);
if (!gst_rtp_buffer_validate (buf))
goto bad_packet;
payload_len = gst_rtp_buffer_get_payload_len (buf);
payload = gst_rtp_buffer_get_payload (buf);
timestamp = gst_rtp_buffer_get_timestamp (buf);
outbuf = gst_buffer_new_and_alloc (payload_len);
memcpy (GST_BUFFER_DATA (outbuf), payload, payload_len);
gst_buffer_set_caps (outbuf, GST_PAD_CAPS (depayload->srcpad));
GST_BUFFER_TIMESTAMP (outbuf) =
gst_util_uint64_scale_int (timestamp, GST_SECOND, depayload->clock_rate);
GST_DEBUG ("gst_rtp_mp2t_depay_chain: pushing buffer of size %d",
GST_BUFFER_SIZE (outbuf));
return outbuf;
bad_packet:
{
GST_ELEMENT_WARNING (rtpmp2tdepay, STREAM, DECODE,
("Packet did not validate"), (NULL));
return NULL;
}
}
static void
gst_rtp_mp2t_depay_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec)
{
GstRtpMP2TDepay *rtpmp2tdepay;
rtpmp2tdepay = GST_RTP_MP2T_DEPAY (object);
switch (prop_id) {
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
gst_rtp_mp2t_depay_get_property (GObject * object, guint prop_id,
GValue * value, GParamSpec * pspec)
{
GstRtpMP2TDepay *rtpmp2tdepay;
rtpmp2tdepay = GST_RTP_MP2T_DEPAY (object);
switch (prop_id) {
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static GstStateChangeReturn
gst_rtp_mp2t_depay_change_state (GstElement * element,
GstStateChange transition)
{
GstRtpMP2TDepay *rtpmp2tdepay;
GstStateChangeReturn ret;
rtpmp2tdepay = GST_RTP_MP2T_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 ret;
}
gboolean
gst_rtp_mp2t_depay_plugin_init (GstPlugin * plugin)
{
return gst_element_register (plugin, "rtpmp2tdepay",
GST_RANK_NONE, GST_TYPE_RTP_MP2T_DEPAY);
}

57
gst/rtp/gstrtpmp2tdepay.h Normal file
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@ -0,0 +1,57 @@
/* GStreamer
* Copyright (C) <2006> 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_RTP_MP2T_DEPAY_H__
#define __GST_RTP_MP2T_DEPAY_H__
#include <gst/gst.h>
#include <gst/base/gstadapter.h>
#include <gst/rtp/gstbasertpdepayload.h>
G_BEGIN_DECLS
#define GST_TYPE_RTP_MP2T_DEPAY \
(gst_rtp_mp2t_depay_get_type())
#define GST_RTP_MP2T_DEPAY(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_RTP_MP2T_DEPAY,GstRtpMP2TDepay))
#define GST_RTP_MP2T_DEPAY_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_RTP_MP2T_DEPAY,GstRtpMP2TDepayClass))
#define GST_IS_RTP_MP2T_DEPAY(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_RTP_MP2T_DEPAY))
#define GST_IS_RTP_MP2T_DEPAY_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_RTP_MP2T_DEPAY))
typedef struct _GstRtpMP2TDepay GstRtpMP2TDepay;
typedef struct _GstRtpMP2TDepayClass GstRtpMP2TDepayClass;
struct _GstRtpMP2TDepay
{
GstBaseRTPDepayload depayload;
};
struct _GstRtpMP2TDepayClass
{
GstBaseRTPDepayloadClass parent_class;
};
gboolean gst_rtp_mp2t_depay_plugin_init (GstPlugin * plugin);
G_END_DECLS
#endif /* __GST_RTP_MP2T_DEPAY_H__ */