From: Wim Taymans Date: Wed, 12 Jul 2006 09:34:15 +0000 (+0000) Subject: gst/rtp/: Added mpeg2 TS depayloader. Closing #347234. X-Git-Tag: RELEASE-0_10_5~344 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=0da3b73faea5c2f165e32dffd8e547ddafc9f745;p=platform%2Fupstream%2Fgst-plugins-good.git gst/rtp/: Added mpeg2 TS depayloader. Closing #347234. 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. --- diff --git a/ChangeLog b/ChangeLog index c709203..f09c7bf 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,17 @@ +2006-07-12 Wim Taymans + + * 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 * ext/cdio/gstcdiocddasrc.c: (gst_cdio_cdda_src_close): diff --git a/gst/rtp/Makefile.am b/gst/rtp/Makefile.am index 82648b5..949e4fc 100644 --- a/gst/rtp/Makefile.am +++ b/gst/rtp/Makefile.am @@ -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 \ diff --git a/gst/rtp/gstrtp.c b/gst/rtp/gstrtp.c index e80d4d6..406d71f 100644 --- a/gst/rtp/gstrtp.c +++ b/gst/rtp/gstrtp.c @@ -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; diff --git a/gst/rtp/gstrtpmp2tdepay.c b/gst/rtp/gstrtpmp2tdepay.c new file mode 100644 index 0000000..a43bb15 --- /dev/null +++ b/gst/rtp/gstrtpmp2tdepay.c @@ -0,0 +1,260 @@ +/* GStreamer + * Copyright (C) <2005> Wim Taymans + * + * 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 + +#include +#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 "); + +/* 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); +} diff --git a/gst/rtp/gstrtpmp2tdepay.h b/gst/rtp/gstrtpmp2tdepay.h new file mode 100644 index 0000000..9d9e855 --- /dev/null +++ b/gst/rtp/gstrtpmp2tdepay.h @@ -0,0 +1,57 @@ +/* GStreamer + * Copyright (C) <2006> Wim Taymans + * + * 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 +#include +#include + +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__ */