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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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0a350c610d
We have srt{client,server}{src,sink} elements in accordance to the
norm of the connection oriented protocols. However, SRT connection
mode can be changed by uri parameters so it requires an integrated
element to handle the parameters.
fix: #740
127 lines
4.9 KiB
C
127 lines
4.9 KiB
C
/* GStreamer
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* Copyright (C) 2018, Collabora Ltd.
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* Copyright (C) 2018, SK Telecom, Co., Ltd.
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* Author: Jeongseok Kim <jeongseok.kim@sk.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef __GST_SRT_OBJECT_H__
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#define __GST_SRT_OBJECT_H__
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#include "gstsrt-enums.h"
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#include "gstsrt-enumtypes.h"
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#include <gio/gio.h>
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#include <srt/srt.h>
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G_BEGIN_DECLS
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#define GST_SRT_DEFAULT_URI_SCHEME "srt"
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#define GST_SRT_DEFAULT_PORT 7001
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#define GST_SRT_DEFAULT_HOST "127.0.0.1"
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#define GST_SRT_DEFAULT_LOCALADDRESS "0.0.0.0"
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#define GST_SRT_DEFAULT_URI GST_SRT_DEFAULT_URI_SCHEME"://"GST_SRT_DEFAULT_HOST":"G_STRINGIFY(GST_SRT_DEFAULT_PORT)
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#define GST_SRT_DEFAULT_MODE GST_SRT_CONNECTION_MODE_CALLER
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#define GST_SRT_DEFAULT_PBKEYLEN GST_SRT_KEY_LENGTH_BITS_128
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#define GST_SRT_DEFAULT_POLL_TIMEOUT -1
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#define GST_SRT_DEFAULT_LATENCY 125
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#define GST_SRT_DEFAULT_MSG_SIZE 1316
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#define GST_SRT_DEFAULT_KEY_LENGTH 16
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typedef struct _GstSRTObject GstSRTObject;
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struct _GstSRTObject
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{
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GstElement *element;
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GstUri *uri;
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GstStructure *parameters;
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gboolean opened;
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SRTSOCKET sock;
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gint poll_id;
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gboolean sent_headers;
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GMutex sock_lock;
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GCond sock_cond;
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GTask *listener_task;
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SRTSOCKET listener_sock;
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gint listener_poll_id;
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GMainLoop *loop;
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GMainContext *context;
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GSource *listener_source;
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GThread *thread;
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GList *callers;
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GClosure *caller_added_closure;
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GClosure *caller_removed_closure;
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};
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typedef void (*GstSRTObjectCallerAdded) (int sock, GSocketAddress *addr, GstSRTObject * srtobject);
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typedef void (*GstSRTObjectCallerRemoved) (int sock, GSocketAddress *addr, GstSRTObject * srtobject);
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GstSRTObject *gst_srt_object_new (GstElement *element);
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void gst_srt_object_destroy (GstSRTObject *srtobject);
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gboolean gst_srt_object_open (GstSRTObject *srtobject,
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GCancellable *cancellable,
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GError **error);
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gboolean gst_srt_object_open_full (GstSRTObject *srtobject,
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GstSRTObjectCallerAdded caller_added_func,
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GstSRTObjectCallerRemoved caller_removed_func,
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GCancellable *cancellable,
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GError **error);
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void gst_srt_object_close (GstSRTObject *srtobject);
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gboolean gst_srt_object_set_property_helper (GstSRTObject *srtobject,
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guint prop_id, const GValue * value,
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GParamSpec * pspec);
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gboolean gst_srt_object_get_property_helper (GstSRTObject *srtobject,
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guint prop_id, GValue * value,
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GParamSpec * pspec);
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void gst_srt_object_install_properties_helper (GObjectClass *gobject_class);
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gboolean gst_srt_object_set_uri (GstSRTObject * srtobject, const gchar *uri, GError ** err);
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gssize gst_srt_object_read (GstSRTObject * srtobject,
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guint8 *data, gsize size,
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GCancellable *cancellable,
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GError **err);
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gssize gst_srt_object_write (GstSRTObject * srtobject,
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GstBufferList * headers,
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const GstMapInfo * mapinfo,
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GCancellable *cancellable,
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GError **err);
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void gst_srt_object_wakeup (GstSRTObject * srtobject);
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GstStructure *gst_srt_object_get_stats (GstSRTObject * srtobject);
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G_END_DECLS
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#endif // __GST_SRT_OBJECT_H__
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