plugin_LTLIBRARIES = libgstsrt.la
libgstsrt_la_SOURCES = \
- gstsrt.c \
- gstsrtbasesrc.c \
- gstsrtclientsrc.c \
- gstsrtserversrc.c \
- gstsrtbasesink.c \
- gstsrtclientsink.c \
- gstsrtserversink.c \
+ gstsrtobject.c \
+ gstsrtsink.c \
+ gstsrtsrc.c \
$(NULL)
libgstsrt_la_CFLAGS = \
CLEANFILES = $(BUILT_SOURCES)
noinst_HEADERS = \
- gstsrt.h \
- gstsrtbasesrc.h \
- gstsrtclientsrc.h \
- gstsrtserversrc.h \
- gstsrtbasesink.h \
- gstsrtclientsink.h \
- gstsrtserversink.h \
+ gstsrtobject.h \
+ gstsrtsink.h \
+ gstsrtsrc.h \
$(NULL)
include $(top_srcdir)/common/gst-glib-gen.mak
--- /dev/null
+/* GStreamer
+ * Copyright (C) 2018, Collabora Ltd.
+ * Copyright (C) 2018, SK Telecom, Co., Ltd.
+ * Author: Jeongseok Kim <jeongseok.kim@sk.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., 51 Franklin St, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#ifndef __GST_SRT_ENUM_H__
+#define __GST_SRT_ENUM_H__
+
+#include <gst/gst.h>
+
+G_BEGIN_DECLS
+
+/**
+ * GstSRTConnectionMode:
+ * @GST_SRT_CONNECTION_MODE_NONE: not connected
+ * @GST_SRT_CONNECTION_MODE_CALLER: The mode to send the connection request like a client
+ * @GST_SRT_CONNECTION_MODE_LISTENER: The mode to wait for being connected by peer caller
+ * @GST_SRT_CONNECTION_MODE_RENDEZVOUS: The mode to support one-to-one only connection
+ *
+ * SRT connection types.
+ */
+typedef enum
+{
+ GST_SRT_CONNECTION_MODE_NONE = 0,
+ GST_SRT_CONNECTION_MODE_CALLER,
+ GST_SRT_CONNECTION_MODE_LISTENER,
+ GST_SRT_CONNECTION_MODE_RENDEZVOUS,
+} GstSRTConnectionMode;
+
+/**
+ * GstSRTKeyLengthBits:
+ * @GST_SRT_KEY_LENGTH_BITS_NO_KEY: no encryption
+ * @GST_SRT_KEY_LENGTH_BITS_0: no encryption
+ * @GST_SRT_KEY_LENGTH_BITS_128: 128-bit length
+ * @GST_SRT_KEY_LENGTH_BITS_192: 192-bit length
+ * @GST_SRT_KEY_LENGTH_BITS_256: 256-bit length
+ *
+ * Crypto key length in bits
+ */
+typedef enum
+{
+ GST_SRT_KEY_LENGTH_BITS_NO_KEY = 0,
+ GST_SRT_KEY_LENGTH_BITS_0 = GST_SRT_KEY_LENGTH_BITS_NO_KEY,
+ GST_SRT_KEY_LENGTH_BITS_128 = 128,
+ GST_SRT_KEY_LENGTH_BITS_192 = 192,
+ GST_SRT_KEY_LENGTH_BITS_256 = 256,
+} GstSRTKeyLengthBits;
+
+G_END_DECLS
+
+#endif // __GST_SRT_ENUM_H__
#include "config.h"
#endif
-#include "gstsrt.h"
-
-#include "gstsrtclientsrc.h"
-#include "gstsrtserversrc.h"
-#include "gstsrtclientsink.h"
-#include "gstsrtserversink.h"
-
-#define GST_CAT_DEFAULT gst_debug_srt
-GST_DEBUG_CATEGORY (GST_CAT_DEFAULT);
-
-static GSocketAddress *
-gst_srt_socket_address_new (GstElement * elem, const gchar * host, guint16 port)
-{
- GInetAddress *iaddr = NULL;
- GSocketAddress *addr = NULL;
- GError *error = NULL;
-
- if (host == NULL) {
- iaddr = g_inet_address_new_any (G_SOCKET_FAMILY_IPV4);
- } else {
- iaddr = g_inet_address_new_from_string (host);
- }
-
- if (!iaddr) {
- GList *results;
- GResolver *resolver = g_resolver_get_default ();
-
- results = g_resolver_lookup_by_name (resolver, host, NULL, &error);
-
- if (!results) {
- GST_ERROR_OBJECT (elem, "Failed to resolve %s: %s", host, error->message);
- g_object_unref (resolver);
- goto failed;
- }
-
- iaddr = G_INET_ADDRESS (g_object_ref (results->data));
-
- g_resolver_free_addresses (results);
- g_object_unref (resolver);
- }
-#ifndef GST_DISABLE_GST_DEBUG
- {
- gchar *ip = g_inet_address_to_string (iaddr);
-
- GST_DEBUG_OBJECT (elem, "IP address for host %s is %s", host, ip);
- g_free (ip);
- }
-#endif
-
- addr = g_inet_socket_address_new (iaddr, port);
- g_object_unref (iaddr);
-
- return addr;
-
-failed:
- g_clear_error (&error);
-
- return NULL;
-}
-
-SRTSOCKET
-gst_srt_client_connect (GstElement * elem, int sender,
- const gchar * host, guint16 port, int rendez_vous,
- const gchar * bind_address, guint16 bind_port, int latency,
- GSocketAddress ** socket_address, gint * poll_id, const gchar * passphrase,
- int key_length)
-{
- SRTSOCKET sock = SRT_INVALID_SOCK;
- GError *error = NULL;
- gpointer sa;
- size_t sa_len;
- int poll_event = SRT_EPOLL_ERR;
-
- poll_event |= sender ? SRT_EPOLL_OUT : SRT_EPOLL_IN;
-
- if (host == NULL) {
- GST_ELEMENT_ERROR (elem, RESOURCE, OPEN_READ, ("Invalid host"),
- ("Unspecified NULL host"));
- goto failed;
- }
-
- *socket_address = gst_srt_socket_address_new (elem, host, port);
-
- if (*socket_address == NULL) {
- GST_ELEMENT_ERROR (elem, RESOURCE, OPEN_READ, ("Invalid host"),
- ("Failed to parse host"));
- goto failed;
- }
-
- sa_len = g_socket_address_get_native_size (*socket_address);
- sa = g_alloca (sa_len);
- if (!g_socket_address_to_native (*socket_address, sa, sa_len, &error)) {
- GST_ELEMENT_ERROR (elem, RESOURCE, OPEN_READ, ("Invalid address"),
- ("cannot resolve address (reason: %s)", error->message));
- goto failed;
- }
-
- sock = srt_socket (g_socket_address_get_family (*socket_address), SOCK_DGRAM,
- 0);
- if (sock == SRT_ERROR) {
- GST_ELEMENT_ERROR (elem, LIBRARY, INIT, (NULL),
- ("failed to create SRT socket (reason: %s)", srt_getlasterror_str ()));
- goto failed;
- }
-
- /* Make sure TSBPD mode is enable (SRT mode) */
- srt_setsockopt (sock, 0, SRTO_TSBPDMODE, &(int) {
- 1}, sizeof (int));
-
- srt_setsockopt (sock, 0, SRTO_SENDER, &sender, sizeof (int));
-
- srt_setsockopt (sock, 0, SRTO_TSBPDDELAY, &latency, sizeof (int));
-
- srt_setsockopt (sock, 0, SRTO_RENDEZVOUS, &rendez_vous, sizeof (int));
-
- if (passphrase != NULL && passphrase[0] != '\0') {
- srt_setsockopt (sock, 0, SRTO_PASSPHRASE, passphrase, strlen (passphrase));
- srt_setsockopt (sock, 0, SRTO_PBKEYLEN, &key_length, sizeof (int));
- }
-
- if (bind_address || bind_port || rendez_vous) {
- gpointer bsa;
- size_t bsa_len;
- GSocketAddress *b_socket_address = NULL;
-
- if (bind_address == NULL)
- bind_address = "0.0.0.0";
-
- if (rendez_vous)
- bind_port = port;
-
- b_socket_address = g_inet_socket_address_new_from_string (bind_address,
- bind_port);
-
- if (b_socket_address == NULL) {
- GST_ELEMENT_ERROR (elem, RESOURCE, OPEN_READ, ("Invalid bind address"),
- ("Failed to parse bind address: %s:%d", bind_address, bind_port));
- goto failed;
- }
-
- bsa_len = g_socket_address_get_native_size (b_socket_address);
- bsa = g_alloca (bsa_len);
- if (!g_socket_address_to_native (b_socket_address, bsa, bsa_len, &error)) {
- GST_ELEMENT_ERROR (elem, RESOURCE, OPEN_READ, ("Invalid bind address"),
- ("Can't parse bind address to sockaddr: %s", error->message));
- g_clear_object (&b_socket_address);
- goto failed;
- }
- g_clear_object (&b_socket_address);
-
- if (srt_bind (sock, bsa, bsa_len) == SRT_ERROR) {
- GST_ELEMENT_ERROR (elem, RESOURCE, OPEN_READ,
- ("Can't bind to address"),
- ("Can't bind to %s:%d (reason: %s)", bind_address, bind_port,
- srt_getlasterror_str ()));
- goto failed;
- }
- }
-
- *poll_id = srt_epoll_create ();
- if (*poll_id == -1) {
- GST_ELEMENT_ERROR (elem, LIBRARY, INIT, (NULL),
- ("failed to create poll id for SRT socket (reason: %s)",
- srt_getlasterror_str ()));
- goto failed;
- }
-
- srt_epoll_add_usock (*poll_id, sock, &poll_event);
-
- if (srt_connect (sock, sa, sa_len) == SRT_ERROR) {
- GST_ELEMENT_ERROR (elem, RESOURCE, OPEN_READ, ("Connection error"),
- ("failed to connect to host (reason: %s)", srt_getlasterror_str ()));
- goto failed;
- }
-
- return sock;
-
-failed:
- if (*poll_id != SRT_ERROR) {
- srt_epoll_release (*poll_id);
- *poll_id = SRT_ERROR;
- }
-
- if (sock != SRT_INVALID_SOCK) {
- srt_close (sock);
- sock = SRT_INVALID_SOCK;
- }
-
- g_clear_error (&error);
- g_clear_object (socket_address);
-
- return SRT_INVALID_SOCK;
-}
-
-SRTSOCKET
-gst_srt_server_listen (GstElement * elem, int sender, const gchar * host,
- guint16 port, int latency, gint * poll_id, const gchar * passphrase,
- int key_length)
-{
- SRTSOCKET sock = SRT_INVALID_SOCK;
- GError *error = NULL;
- struct sockaddr sa;
- size_t sa_len;
- GSocketAddress *addr = NULL;
-
- addr = gst_srt_socket_address_new (elem, host, port);
-
- if (addr == NULL) {
- GST_WARNING_OBJECT (elem,
- "failed to extract host or port from the given URI");
- goto failed;
- }
-
- sa_len = g_socket_address_get_native_size (addr);
- if (!g_socket_address_to_native (addr, &sa, sa_len, &error)) {
- GST_ELEMENT_ERROR (elem, RESOURCE, OPEN_READ, ("Invalid address"),
- ("cannot resolve address (reason: %s)", error->message));
- goto failed;
- }
-
- sock = srt_socket (sa.sa_family, SOCK_DGRAM, 0);
- if (sock == SRT_INVALID_SOCK) {
- GST_WARNING_OBJECT (elem, "failed to create SRT socket (reason: %s)",
- srt_getlasterror_str ());
- goto failed;
- }
-
- /* Make SRT server socket non-blocking */
- /* for non-blocking srt_close() */
- srt_setsockopt (sock, 0, SRTO_SNDSYN, &(int) {
- 0}, sizeof (int));
-
- /* for non-blocking srt_accept() */
- srt_setsockopt (sock, 0, SRTO_RCVSYN, &(int) {
- 0}, sizeof (int));
-
- /* Make sure TSBPD mode is enable (SRT mode) */
- srt_setsockopt (sock, 0, SRTO_TSBPDMODE, &(int) {
- 1}, sizeof (int));
-
- srt_setsockopt (sock, 0, SRTO_SENDER, &sender, sizeof (int));
- srt_setsockopt (sock, 0, SRTO_TSBPDDELAY, &latency, sizeof (int));
-
- if (passphrase != NULL && passphrase[0] != '\0') {
- srt_setsockopt (sock, 0, SRTO_PASSPHRASE, passphrase, strlen (passphrase));
- srt_setsockopt (sock, 0, SRTO_PBKEYLEN, &key_length, sizeof (int));
- }
-
- *poll_id = srt_epoll_create ();
- if (*poll_id == -1) {
- GST_ELEMENT_ERROR (elem, LIBRARY, INIT, (NULL),
- ("failed to create poll id for SRT socket (reason: %s)",
- srt_getlasterror_str ()));
- goto failed;
- }
-
- srt_epoll_add_usock (*poll_id, sock, &(int) {
- SRT_EPOLL_IN | SRT_EPOLL_ERR});
-
- if (srt_bind (sock, &sa, sa_len) == SRT_ERROR) {
- GST_WARNING_OBJECT (elem, "failed to bind SRT server socket (reason: %s)",
- srt_getlasterror_str ());
- goto failed;
- }
-
- if (srt_listen (sock, 1) == SRT_ERROR) {
- GST_WARNING_OBJECT (elem, "failed to listen SRT socket (reason: %s)",
- srt_getlasterror_str ());
- goto failed;
- }
-
- g_clear_object (&addr);
-
- return sock;
-
-failed:
- if (*poll_id != SRT_ERROR) {
- srt_epoll_release (*poll_id);
- *poll_id = SRT_ERROR;
- }
-
- if (sock != SRT_INVALID_SOCK) {
- srt_close (sock);
- sock = SRT_INVALID_SOCK;
- }
-
- g_clear_error (&error);
- g_clear_object (&addr);
-
- return SRT_INVALID_SOCK;
-}
+#include "gstsrtsrc.h"
+#include "gstsrtsink.h"
static gboolean
plugin_init (GstPlugin * plugin)
{
- GST_DEBUG_CATEGORY_INIT (GST_CAT_DEFAULT, "srt", 0, "SRT Common code");
+ if (!gst_element_register (plugin, "srtsrc", GST_RANK_PRIMARY,
+ GST_TYPE_SRT_SRC))
+ return FALSE;
+
+ if (!gst_element_register (plugin, "srtsink", GST_RANK_PRIMARY,
+ GST_TYPE_SRT_SINK))
+ return FALSE;
- if (!gst_element_register (plugin, "srtclientsrc", GST_RANK_PRIMARY,
- GST_TYPE_SRT_CLIENT_SRC))
+ /* deprecated */
+ if (!gst_element_register (plugin, "srtclientsrc", GST_RANK_NONE,
+ GST_TYPE_SRT_SRC))
return FALSE;
- if (!gst_element_register (plugin, "srtserversrc", GST_RANK_PRIMARY,
- GST_TYPE_SRT_SERVER_SRC))
+ if (!gst_element_register (plugin, "srtserversrc", GST_RANK_NONE,
+ GST_TYPE_SRT_SRC))
return FALSE;
- if (!gst_element_register (plugin, "srtclientsink", GST_RANK_PRIMARY,
- GST_TYPE_SRT_CLIENT_SINK))
+ if (!gst_element_register (plugin, "srtclientsink", GST_RANK_NONE,
+ GST_TYPE_SRT_SINK))
return FALSE;
- if (!gst_element_register (plugin, "srtserversink", GST_RANK_PRIMARY,
- GST_TYPE_SRT_SERVER_SINK))
+ if (!gst_element_register (plugin, "srtserversink", GST_RANK_NONE,
+ GST_TYPE_SRT_SINK))
return FALSE;
return TRUE;
+++ /dev/null
-/* GStreamer
- * Copyright (C) 2017, Collabora Ltd.
- * Author: Olivier Crete <olivier.crete@collabora.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., 51 Franklin St, Fifth Floor,
- * Boston, MA 02110-1301, USA.
- */
-
-#ifndef __GST_SRT_H__
-#define __GST_SRT_H__
-
-#include <gst/gst.h>
-#include <gio/gio.h>
-#include <gio/gnetworking.h>
-
-#include <srt/srt.h>
-
-#define SRT_URI_SCHEME "srt"
-#define SRT_DEFAULT_PORT 7001
-#define SRT_DEFAULT_HOST "localhost"
-#define SRT_DEFAULT_URI SRT_URI_SCHEME"://"SRT_DEFAULT_HOST":"G_STRINGIFY(SRT_DEFAULT_PORT)
-#define SRT_DEFAULT_LATENCY 125
-#define SRT_DEFAULT_KEY_LENGTH 16
-
-G_BEGIN_DECLS
-
-SRTSOCKET
-gst_srt_client_connect (GstElement * elem, int sender,
- const gchar * host, guint16 port, int rendez_vous,
- const gchar * bind_address, guint16 bind_port, int latency,
- GSocketAddress ** socket_address, gint * poll_id,
- const gchar * passphrase, int key_length);
-
-SRTSOCKET
-gst_srt_server_listen (GstElement * elem, int sender,
- const gchar * host, guint16 port, gint latency, gint * poll_id,
- const gchar * passphrase, int key_length);
-
-G_END_DECLS
-
-
-#endif /* __GST_SRT_H__ */
+++ /dev/null
-/* GStreamer SRT plugin based on libsrt
- * Copyright (C) 2017, Collabora Ltd.
- * Author:Justin Kim <justin.kim@collabora.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., 51 Franklin St, Fifth Floor,
- * Boston, MA 02110-1301, USA.
- */
-
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
-
-#include "gstsrtserversink.h"
-#include "gstsrt.h"
-#include <srt/srt.h>
-
-#define SRT_DEFAULT_POLL_TIMEOUT -1
-
-#define GST_CAT_DEFAULT gst_debug_srt_base_sink
-GST_DEBUG_CATEGORY (GST_CAT_DEFAULT);
-
-enum
-{
- PROP_URI = 1,
- PROP_LATENCY,
- PROP_PASSPHRASE,
- PROP_KEY_LENGTH,
-
- /*< private > */
- PROP_LAST
-};
-
-static GParamSpec *properties[PROP_LAST];
-
-static void gst_srt_base_sink_uri_handler_init (gpointer g_iface,
- gpointer iface_data);
-static gchar *gst_srt_base_sink_uri_get_uri (GstURIHandler * handler);
-static gboolean gst_srt_base_sink_uri_set_uri (GstURIHandler * handler,
- const gchar * uri, GError ** error);
-
-#define gst_srt_base_sink_parent_class parent_class
-G_DEFINE_ABSTRACT_TYPE_WITH_CODE (GstSRTBaseSink, gst_srt_base_sink,
- GST_TYPE_BASE_SINK,
- G_IMPLEMENT_INTERFACE (GST_TYPE_URI_HANDLER,
- gst_srt_base_sink_uri_handler_init)
- GST_DEBUG_CATEGORY_INIT (GST_CAT_DEFAULT, "srtbasesink", 0,
- "SRT Base Sink"));
-
-static void
-gst_srt_base_sink_get_property (GObject * object,
- guint prop_id, GValue * value, GParamSpec * pspec)
-{
- GstSRTBaseSink *self = GST_SRT_BASE_SINK (object);
-
- switch (prop_id) {
- case PROP_URI:
- if (self->uri != NULL) {
- gchar *uri_str = gst_srt_base_sink_uri_get_uri (GST_URI_HANDLER (self));
- g_value_take_string (value, uri_str);
- }
- break;
- case PROP_LATENCY:
- g_value_set_int (value, self->latency);
- break;
- case PROP_PASSPHRASE:
- g_value_set_string (value, self->passphrase);
- break;
- case PROP_KEY_LENGTH:
- g_value_set_int (value, self->key_length);
- break;
- default:
- G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
- break;
- }
-}
-
-static void
-gst_srt_base_sink_set_property (GObject * object,
- guint prop_id, const GValue * value, GParamSpec * pspec)
-{
- GstSRTBaseSink *self = GST_SRT_BASE_SINK (object);
-
- switch (prop_id) {
- case PROP_URI:
- gst_srt_base_sink_uri_set_uri (GST_URI_HANDLER (self),
- g_value_get_string (value), NULL);
- break;
- case PROP_LATENCY:
- self->latency = g_value_get_int (value);
- break;
- case PROP_PASSPHRASE:
- g_free (self->passphrase);
- self->passphrase = g_value_dup_string (value);
- break;
- case PROP_KEY_LENGTH:
- {
- gint key_length = g_value_get_int (value);
- g_return_if_fail (key_length == 16 || key_length == 24
- || key_length == 32);
- self->key_length = key_length;
- break;
- }
- default:
- G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
- break;
- }
-}
-
-static void
-gst_srt_base_sink_finalize (GObject * object)
-{
- GstSRTBaseSink *self = GST_SRT_BASE_SINK (object);
-
- g_clear_pointer (&self->headers, gst_buffer_list_unref);
- g_clear_pointer (&self->uri, gst_uri_unref);
- g_clear_pointer (&self->passphrase, g_free);
-
- G_OBJECT_CLASS (parent_class)->finalize (object);
-}
-
-static gboolean
-gst_srt_base_sink_set_caps (GstBaseSink * sink, GstCaps * caps)
-{
- GstSRTBaseSink *self = GST_SRT_BASE_SINK (sink);
- GstStructure *s;
- const GValue *streamheader;
-
- GST_DEBUG_OBJECT (self, "setcaps %" GST_PTR_FORMAT, caps);
-
- g_clear_pointer (&self->headers, gst_buffer_list_unref);
-
- s = gst_caps_get_structure (caps, 0);
- streamheader = gst_structure_get_value (s, "streamheader");
-
- if (!streamheader) {
- GST_DEBUG_OBJECT (self, "'streamheader' field not present");
- } else if (GST_VALUE_HOLDS_BUFFER (streamheader)) {
- GST_DEBUG_OBJECT (self, "'streamheader' field holds buffer");
- self->headers = gst_buffer_list_new_sized (1);
- gst_buffer_list_add (self->headers, g_value_dup_boxed (streamheader));
- } else if (GST_VALUE_HOLDS_ARRAY (streamheader)) {
- guint i, size;
-
- GST_DEBUG_OBJECT (self, "'streamheader' field holds array");
-
- size = gst_value_array_get_size (streamheader);
- self->headers = gst_buffer_list_new_sized (size);
-
- for (i = 0; i < size; i++) {
- const GValue *v = gst_value_array_get_value (streamheader, i);
- if (!GST_VALUE_HOLDS_BUFFER (v)) {
- GST_ERROR_OBJECT (self, "'streamheader' item of unexpected type '%s'",
- G_VALUE_TYPE_NAME (v));
- return FALSE;
- }
-
- gst_buffer_list_add (self->headers, g_value_dup_boxed (v));
- }
- } else {
- GST_ERROR_OBJECT (self, "'streamheader' field has unexpected type '%s'",
- G_VALUE_TYPE_NAME (streamheader));
- return FALSE;
- }
-
- GST_DEBUG_OBJECT (self, "Collected streamheaders: %u buffers",
- self->headers ? gst_buffer_list_length (self->headers) : 0);
-
- return TRUE;
-}
-
-static gboolean
-gst_srt_base_sink_stop (GstBaseSink * sink)
-{
- GstSRTBaseSink *self = GST_SRT_BASE_SINK (sink);
-
- g_clear_pointer (&self->headers, gst_buffer_list_unref);
-
- return TRUE;
-}
-
-static GstFlowReturn
-gst_srt_base_sink_render (GstBaseSink * sink, GstBuffer * buffer)
-{
- GstSRTBaseSink *self = GST_SRT_BASE_SINK (sink);
- GstMapInfo info;
- GstSRTBaseSinkClass *bclass = GST_SRT_BASE_SINK_GET_CLASS (sink);
- GstFlowReturn ret = GST_FLOW_OK;
-
- if (self->headers && GST_BUFFER_FLAG_IS_SET (buffer, GST_BUFFER_FLAG_HEADER)) {
- GST_DEBUG_OBJECT (self, "Have streamheaders,"
- " ignoring header %" GST_PTR_FORMAT, buffer);
- return GST_FLOW_OK;
- }
-
- GST_TRACE_OBJECT (self, "sending buffer %p, offset %"
- G_GINT64_FORMAT ", offset_end %" G_GINT64_FORMAT
- ", timestamp %" GST_TIME_FORMAT ", duration %" GST_TIME_FORMAT
- ", size %" G_GSIZE_FORMAT,
- buffer, GST_BUFFER_OFFSET (buffer),
- GST_BUFFER_OFFSET_END (buffer),
- GST_TIME_ARGS (GST_BUFFER_TIMESTAMP (buffer)),
- GST_TIME_ARGS (GST_BUFFER_DURATION (buffer)),
- gst_buffer_get_size (buffer));
-
- if (!gst_buffer_map (buffer, &info, GST_MAP_READ)) {
- GST_ELEMENT_ERROR (self, RESOURCE, READ,
- ("Could not map the input stream"), (NULL));
- return GST_FLOW_ERROR;
- }
-
- if (!bclass->send_buffer (self, &info))
- ret = GST_FLOW_ERROR;
-
- gst_buffer_unmap (buffer, &info);
-
- return ret;
-}
-
-static void
-gst_srt_base_sink_class_init (GstSRTBaseSinkClass * klass)
-{
- GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
- GstBaseSinkClass *gstbasesink_class = GST_BASE_SINK_CLASS (klass);
-
- gobject_class->set_property = gst_srt_base_sink_set_property;
- gobject_class->get_property = gst_srt_base_sink_get_property;
- gobject_class->finalize = gst_srt_base_sink_finalize;
-
- /**
- * GstSRTBaseSink:uri:
- *
- * The URI used by SRT Connection.
- */
- properties[PROP_URI] = g_param_spec_string ("uri", "URI",
- "URI in the form of srt://address:port", SRT_DEFAULT_URI,
- G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
-
- properties[PROP_LATENCY] =
- g_param_spec_int ("latency", "latency",
- "Minimum latency (milliseconds)", 0,
- G_MAXINT32, SRT_DEFAULT_LATENCY,
- G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
-
- properties[PROP_PASSPHRASE] = g_param_spec_string ("passphrase", "Passphrase",
- "The password for the encrypted transmission", NULL,
- G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
-
- properties[PROP_KEY_LENGTH] =
- g_param_spec_int ("key-length", "key length",
- "Crypto key length in bytes{16,24,32}", 16,
- 32, SRT_DEFAULT_KEY_LENGTH, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
-
- g_object_class_install_properties (gobject_class, PROP_LAST, properties);
-
- gstbasesink_class->set_caps = GST_DEBUG_FUNCPTR (gst_srt_base_sink_set_caps);
- gstbasesink_class->stop = GST_DEBUG_FUNCPTR (gst_srt_base_sink_stop);
- gstbasesink_class->render = GST_DEBUG_FUNCPTR (gst_srt_base_sink_render);
-}
-
-static void
-gst_srt_base_sink_init (GstSRTBaseSink * self)
-{
- self->uri = gst_uri_from_string (SRT_DEFAULT_URI);
- self->latency = SRT_DEFAULT_LATENCY;
- self->passphrase = NULL;
- self->key_length = SRT_DEFAULT_KEY_LENGTH;
-}
-
-static GstURIType
-gst_srt_base_sink_uri_get_type (GType type)
-{
- return GST_URI_SINK;
-}
-
-static const gchar *const *
-gst_srt_base_sink_uri_get_protocols (GType type)
-{
- static const gchar *protocols[] = { SRT_URI_SCHEME, NULL };
-
- return protocols;
-}
-
-static gchar *
-gst_srt_base_sink_uri_get_uri (GstURIHandler * handler)
-{
- gchar *uri_str;
- GstSRTBaseSink *self = GST_SRT_BASE_SINK (handler);
-
- GST_OBJECT_LOCK (self);
- uri_str = gst_uri_to_string (self->uri);
- GST_OBJECT_UNLOCK (self);
-
- return uri_str;
-}
-
-static gboolean
-gst_srt_base_sink_uri_set_uri (GstURIHandler * handler,
- const gchar * uri, GError ** error)
-{
- GstSRTBaseSink *self = GST_SRT_BASE_SINK (handler);
- gboolean ret = TRUE;
- GstUri *parsed_uri = gst_uri_from_string (uri);
-
- GST_TRACE_OBJECT (self, "Requested URI=%s", uri);
-
- if (g_strcmp0 (gst_uri_get_scheme (parsed_uri), SRT_URI_SCHEME) != 0) {
- g_set_error (error, GST_URI_ERROR, GST_URI_ERROR_BAD_URI,
- "Invalid SRT URI scheme");
- ret = FALSE;
- goto out;
- }
-
- GST_OBJECT_LOCK (self);
-
- g_clear_pointer (&self->uri, gst_uri_unref);
- self->uri = gst_uri_ref (parsed_uri);
-
- GST_OBJECT_UNLOCK (self);
-
-out:
- g_clear_pointer (&parsed_uri, gst_uri_unref);
- return ret;
-}
-
-static void
-gst_srt_base_sink_uri_handler_init (gpointer g_iface, gpointer iface_data)
-{
- GstURIHandlerInterface *iface = (GstURIHandlerInterface *) g_iface;
-
- iface->get_type = gst_srt_base_sink_uri_get_type;
- iface->get_protocols = gst_srt_base_sink_uri_get_protocols;
- iface->get_uri = gst_srt_base_sink_uri_get_uri;
- iface->set_uri = gst_srt_base_sink_uri_set_uri;
-}
-
-gboolean
-gst_srt_base_sink_send_headers (GstSRTBaseSink * self,
- GstSRTBaseSinkSendCallback send_cb, gpointer user_data)
-{
- guint size, i;
-
- g_return_val_if_fail (GST_IS_SRT_BASE_SINK (self), FALSE);
- g_return_val_if_fail (send_cb, FALSE);
-
- if (!self->headers)
- return TRUE;
-
- size = gst_buffer_list_length (self->headers);
-
- GST_DEBUG_OBJECT (self, "Sending %u stream headers", size);
-
- for (i = 0; i < size; i++) {
- GstBuffer *buffer = gst_buffer_list_get (self->headers, i);
- GstMapInfo info;
- gboolean ret;
-
- GST_TRACE_OBJECT (self, "sending header %u %" GST_PTR_FORMAT, i, buffer);
-
- if (!gst_buffer_map (buffer, &info, GST_MAP_READ)) {
- GST_ELEMENT_ERROR (self, RESOURCE, READ,
- ("Could not map the input stream"), (NULL));
- return FALSE;
- }
-
- ret = send_cb (self, &info, user_data);
-
- gst_buffer_unmap (buffer, &info);
-
- if (!ret)
- return FALSE;
- }
-
- return TRUE;
-}
-
-GstStructure *
-gst_srt_base_sink_get_stats (GSocketAddress * sockaddr, SRTSOCKET sock)
-{
- SRT_TRACEBSTATS stats;
- int ret;
- GValue v = G_VALUE_INIT;
- GstStructure *s;
-
- if (sock == SRT_INVALID_SOCK || sockaddr == NULL)
- return gst_structure_new_empty ("application/x-srt-statistics");
-
- s = gst_structure_new ("application/x-srt-statistics",
- "sockaddr", G_TYPE_SOCKET_ADDRESS, sockaddr, NULL);
-
- ret = srt_bstats (sock, &stats, 0);
- if (ret >= 0) {
- gst_structure_set (s,
- /* number of sent data packets, including retransmissions */
- "packets-sent", G_TYPE_INT64, stats.pktSent,
- /* number of lost packets (sender side) */
- "packets-sent-lost", G_TYPE_INT, stats.pktSndLoss,
- /* number of retransmitted packets */
- "packets-retransmitted", G_TYPE_INT, stats.pktRetrans,
- /* number of received ACK packets */
- "packet-ack-received", G_TYPE_INT, stats.pktRecvACK,
- /* number of received NAK packets */
- "packet-nack-received", G_TYPE_INT, stats.pktRecvNAK,
- /* time duration when UDT is sending data (idle time exclusive) */
- "send-duration-us", G_TYPE_INT64, stats.usSndDuration,
- /* number of sent data bytes, including retransmissions */
- "bytes-sent", G_TYPE_UINT64, stats.byteSent,
- /* number of retransmitted bytes */
- "bytes-retransmitted", G_TYPE_UINT64, stats.byteRetrans,
- /* number of too-late-to-send dropped bytes */
- "bytes-sent-dropped", G_TYPE_UINT64, stats.byteSndDrop,
- /* number of too-late-to-send dropped packets */
- "packets-sent-dropped", G_TYPE_INT, stats.pktSndDrop,
- /* sending rate in Mb/s */
- "send-rate-mbps", G_TYPE_DOUBLE, stats.msRTT,
- /* estimated bandwidth, in Mb/s */
- "bandwidth-mbps", G_TYPE_DOUBLE, stats.mbpsBandwidth,
- /* busy sending time (i.e., idle time exclusive) */
- "send-duration-us", G_TYPE_UINT64, stats.usSndDuration,
- "rtt-ms", G_TYPE_DOUBLE, stats.msRTT,
- "negotiated-latency-ms", G_TYPE_INT, stats.msSndTsbPdDelay, NULL);
- }
-
- g_value_init (&v, G_TYPE_STRING);
- g_value_take_string (&v,
- g_socket_connectable_to_string (G_SOCKET_CONNECTABLE (sockaddr)));
- gst_structure_take_value (s, "sockaddr-str", &v);
-
- return s;
-}
+++ /dev/null
-/* GStreamer
- * Copyright (C) 2017, Collabora Ltd.
- * Author:Justin Kim <justin.kim@collabora.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., 51 Franklin St, Fifth Floor,
- * Boston, MA 02110-1301, USA.
- */
-
-#ifndef __GST_SRT_BASE_SINK_H__
-#define __GST_SRT_BASE_SINK_H__
-
-#include <gst/gst.h>
-#include <gst/base/gstbasesink.h>
-#include <gio/gio.h>
-
-#include <srt/srt.h>
-
-G_BEGIN_DECLS
-
-#define GST_TYPE_SRT_BASE_SINK (gst_srt_base_sink_get_type ())
-#define GST_IS_SRT_BASE_SINK(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_SRT_BASE_SINK))
-#define GST_IS_SRT_BASE_SINK_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_SRT_BASE_SINK))
-#define GST_SRT_BASE_SINK_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_SRT_BASE_SINK, GstSRTBaseSinkClass))
-#define GST_SRT_BASE_SINK(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_SRT_BASE_SINK, GstSRTBaseSink))
-#define GST_SRT_BASE_SINK_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_SRT_BASE_SINK, GstSRTBaseSinkClass))
-#define GST_SRT_BASE_SINK_CAST(obj) ((GstSRTBaseSink*)(obj))
-#define GST_SRT_BASE_SINK_CLASS_CAST(klass) ((GstSRTBaseSinkClass*)(klass))
-
-typedef struct _GstSRTBaseSink GstSRTBaseSink;
-typedef struct _GstSRTBaseSinkClass GstSRTBaseSinkClass;
-
-struct _GstSRTBaseSink {
- GstBaseSink parent;
-
- GstUri *uri;
- GstBufferList *headers;
- gint latency;
- gchar *passphrase;
- gint key_length;
-
- /*< private >*/
- gpointer _gst_reserved[GST_PADDING];
-};
-
-struct _GstSRTBaseSinkClass {
- GstBaseSinkClass parent_class;
-
- /* ask the subclass to send a buffer */
- gboolean (*send_buffer) (GstSRTBaseSink *self, const GstMapInfo *mapinfo);
-
- gpointer _gst_reserved[GST_PADDING_LARGE];
-};
-
-GST_EXPORT
-GType gst_srt_base_sink_get_type (void);
-
-typedef gboolean (*GstSRTBaseSinkSendCallback) (GstSRTBaseSink *sink,
- const GstMapInfo *mapinfo, gpointer user_data);
-
-gboolean gst_srt_base_sink_send_headers (GstSRTBaseSink *sink,
- GstSRTBaseSinkSendCallback send_cb, gpointer user_data);
-
-GstStructure * gst_srt_base_sink_get_stats (GSocketAddress *sockaddr,
- SRTSOCKET sock);
-
-
-G_END_DECLS
-
-#endif /* __GST_SRT_BASE_SINK_H__ */
+++ /dev/null
-/* GStreamer SRT plugin based on libsrt
- * Copyright (C) 2017, Collabora Ltd.
- * Author:Justin Kim <justin.kim@collabora.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., 51 Franklin St, Fifth Floor,
- * Boston, MA 02110-1301, USA.
- */
-
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
-
-#include "gstsrtbasesrc.h"
-#include "gstsrt.h"
-#include <srt/srt.h>
-#include <gio/gio.h>
-
-#define GST_CAT_DEFAULT gst_debug_srt_base_src
-GST_DEBUG_CATEGORY (GST_CAT_DEFAULT);
-
-enum
-{
- PROP_URI = 1,
- PROP_CAPS,
- PROP_LATENCY,
- PROP_PASSPHRASE,
- PROP_KEY_LENGTH,
-
- /*< private > */
- PROP_LAST
-};
-
-static GParamSpec *properties[PROP_LAST];
-
-static void gst_srt_base_src_uri_handler_init (gpointer g_iface,
- gpointer iface_data);
-static gchar *gst_srt_base_src_uri_get_uri (GstURIHandler * handler);
-static gboolean gst_srt_base_src_uri_set_uri (GstURIHandler * handler,
- const gchar * uri, GError ** error);
-
-#define gst_srt_base_src_parent_class parent_class
-G_DEFINE_ABSTRACT_TYPE_WITH_CODE (GstSRTBaseSrc, gst_srt_base_src,
- GST_TYPE_PUSH_SRC, G_IMPLEMENT_INTERFACE (GST_TYPE_URI_HANDLER,
- gst_srt_base_src_uri_handler_init)
- GST_DEBUG_CATEGORY_INIT (GST_CAT_DEFAULT, "srtbasesrc", 0,
- "SRT Base Source"));
-
-static void
-gst_srt_base_src_get_property (GObject * object,
- guint prop_id, GValue * value, GParamSpec * pspec)
-{
- GstSRTBaseSrc *self = GST_SRT_BASE_SRC (object);
-
- switch (prop_id) {
- case PROP_URI:
- if (self->uri != NULL) {
- gchar *uri_str = gst_srt_base_src_uri_get_uri (GST_URI_HANDLER (self));
- g_value_take_string (value, uri_str);
- }
- break;
- case PROP_CAPS:
- GST_OBJECT_LOCK (self);
- gst_value_set_caps (value, self->caps);
- GST_OBJECT_UNLOCK (self);
- break;
- case PROP_LATENCY:
- g_value_set_int (value, self->latency);
- break;
- case PROP_PASSPHRASE:
- g_value_set_string (value, self->passphrase);
- break;
- case PROP_KEY_LENGTH:
- g_value_set_int (value, self->key_length);
- break;
- default:
- G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
- break;
- }
-}
-
-static void
-gst_srt_base_src_set_property (GObject * object,
- guint prop_id, const GValue * value, GParamSpec * pspec)
-{
- GstSRTBaseSrc *self = GST_SRT_BASE_SRC (object);
-
- switch (prop_id) {
- case PROP_URI:
- gst_srt_base_src_uri_set_uri (GST_URI_HANDLER (self),
- g_value_get_string (value), NULL);
- break;
- case PROP_CAPS:
- GST_OBJECT_LOCK (self);
- g_clear_pointer (&self->caps, gst_caps_unref);
- self->caps = gst_caps_copy (gst_value_get_caps (value));
- GST_OBJECT_UNLOCK (self);
- break;
- case PROP_LATENCY:
- self->latency = g_value_get_int (value);
- break;
- case PROP_PASSPHRASE:
- g_free (self->passphrase);
- self->passphrase = g_value_dup_string (value);
- break;
- case PROP_KEY_LENGTH:
- {
- gint key_length = g_value_get_int (value);
- g_return_if_fail (key_length == 16 || key_length == 24
- || key_length == 32);
- self->key_length = key_length;
- break;
- }
- default:
- G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
- break;
- }
-}
-
-static void
-gst_srt_base_src_finalize (GObject * object)
-{
- GstSRTBaseSrc *self = GST_SRT_BASE_SRC (object);
-
- g_clear_pointer (&self->uri, gst_uri_unref);
- g_clear_pointer (&self->caps, gst_caps_unref);
- g_clear_pointer (&self->passphrase, g_free);
-
- G_OBJECT_CLASS (parent_class)->finalize (object);
-}
-
-static GstCaps *
-gst_srt_base_src_get_caps (GstBaseSrc * src, GstCaps * filter)
-{
- GstSRTBaseSrc *self = GST_SRT_BASE_SRC (src);
- GstCaps *result, *caps = NULL;
-
- GST_OBJECT_LOCK (self);
- if (self->caps != NULL) {
- caps = gst_caps_ref (self->caps);
- }
- GST_OBJECT_UNLOCK (self);
-
- if (caps) {
- if (filter) {
- result = gst_caps_intersect_full (filter, caps, GST_CAPS_INTERSECT_FIRST);
- gst_caps_unref (caps);
- } else {
- result = caps;
- }
- } else {
- result = (filter) ? gst_caps_ref (filter) : gst_caps_new_any ();
- }
-
- return result;
-}
-
-
-static void
-gst_srt_base_src_class_init (GstSRTBaseSrcClass * klass)
-{
- GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
- GstBaseSrcClass *gstbasesrc_class = GST_BASE_SRC_CLASS (klass);
-
- gobject_class->set_property = gst_srt_base_src_set_property;
- gobject_class->get_property = gst_srt_base_src_get_property;
- gobject_class->finalize = gst_srt_base_src_finalize;
-
- /**
- * GstSRTBaseSrc:uri:
- *
- * The URI used by SRT Connection.
- */
- properties[PROP_URI] = g_param_spec_string ("uri", "URI",
- "URI in the form of srt://address:port", SRT_DEFAULT_URI,
- G_PARAM_READWRITE | GST_PARAM_MUTABLE_READY | G_PARAM_STATIC_STRINGS);
-
- /**
- * GstSRTBaseSrc:caps:
- *
- * The Caps used by the source pad.
- */
- properties[PROP_CAPS] =
- g_param_spec_boxed ("caps", "Caps", "The caps of the source pad",
- GST_TYPE_CAPS, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
-
- properties[PROP_LATENCY] =
- g_param_spec_int ("latency", "latency",
- "Minimum latency (milliseconds)", 0,
- G_MAXINT32, SRT_DEFAULT_LATENCY,
- G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
-
- properties[PROP_PASSPHRASE] = g_param_spec_string ("passphrase", "Passphrase",
- "The password for the encrypted transmission", NULL,
- G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
-
- properties[PROP_KEY_LENGTH] =
- g_param_spec_int ("key-length", "key length",
- "Crypto key length in bytes{16,24,32}", 16,
- 32, SRT_DEFAULT_KEY_LENGTH, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
-
- g_object_class_install_properties (gobject_class, PROP_LAST, properties);
-
- gstbasesrc_class->get_caps = GST_DEBUG_FUNCPTR (gst_srt_base_src_get_caps);
-}
-
-static void
-gst_srt_base_src_init (GstSRTBaseSrc * self)
-{
- gst_srt_base_src_uri_set_uri (GST_URI_HANDLER (self), SRT_DEFAULT_URI, NULL);
- gst_base_src_set_format (GST_BASE_SRC (self), GST_FORMAT_TIME);
- gst_base_src_set_live (GST_BASE_SRC (self), TRUE);
- gst_base_src_set_do_timestamp (GST_BASE_SRC (self), TRUE);
-
- self->latency = SRT_DEFAULT_LATENCY;
- self->key_length = SRT_DEFAULT_KEY_LENGTH;
-}
-
-static GstURIType
-gst_srt_base_src_uri_get_type (GType type)
-{
- return GST_URI_SRC;
-}
-
-static const gchar *const *
-gst_srt_base_src_uri_get_protocols (GType type)
-{
- static const gchar *protocols[] = { SRT_URI_SCHEME, NULL };
-
- return protocols;
-}
-
-static gchar *
-gst_srt_base_src_uri_get_uri (GstURIHandler * handler)
-{
- gchar *uri_str;
- GstSRTBaseSrc *self = GST_SRT_BASE_SRC (handler);
-
- GST_OBJECT_LOCK (self);
- uri_str = gst_uri_to_string (self->uri);
- GST_OBJECT_UNLOCK (self);
-
- return uri_str;
-}
-
-static gboolean
-gst_srt_base_src_uri_set_uri (GstURIHandler * handler,
- const gchar * uri, GError ** error)
-{
- GstSRTBaseSrc *self = GST_SRT_BASE_SRC (handler);
- gboolean ret = TRUE;
- GstUri *parsed_uri = gst_uri_from_string (uri);
-
- if (g_strcmp0 (gst_uri_get_scheme (parsed_uri), SRT_URI_SCHEME) != 0) {
- g_set_error (error, GST_URI_ERROR, GST_URI_ERROR_BAD_URI,
- "Invalid SRT URI scheme");
- ret = FALSE;
- goto out;
- }
-
- GST_OBJECT_LOCK (self);
-
- g_clear_pointer (&self->uri, gst_uri_unref);
- self->uri = gst_uri_ref (parsed_uri);
-
- GST_OBJECT_UNLOCK (self);
-
-out:
- g_clear_pointer (&parsed_uri, gst_uri_unref);
- return ret;
-}
-
-static void
-gst_srt_base_src_uri_handler_init (gpointer g_iface, gpointer iface_data)
-{
- GstURIHandlerInterface *iface = (GstURIHandlerInterface *) g_iface;
-
- iface->get_type = gst_srt_base_src_uri_get_type;
- iface->get_protocols = gst_srt_base_src_uri_get_protocols;
- iface->get_uri = gst_srt_base_src_uri_get_uri;
- iface->set_uri = gst_srt_base_src_uri_set_uri;
-}
+++ /dev/null
-/* GStreamer
- * Copyright (C) 2017, Collabora Ltd.
- * Author:Justin Kim <justin.kim@collabora.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., 51 Franklin St, Fifth Floor,
- * Boston, MA 02110-1301, USA.
- */
-
-#ifndef __GST_SRT_BASE_SRC_H__
-#define __GST_SRT_BASE_SRC_H__
-
-#include <gst/gst.h>
-#include <gst/base/gstpushsrc.h>
-
-G_BEGIN_DECLS
-
-#define GST_TYPE_SRT_BASE_SRC (gst_srt_base_src_get_type ())
-#define GST_IS_SRT_BASE_SRC(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_SRT_BASE_SRC))
-#define GST_IS_SRT_BASE_SRC_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_SRT_BASE_SRC))
-#define GST_SRT_BASE_SRC_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_SRT_BASE_SRC, GstSRTBaseSrcClass))
-#define GST_SRT_BASE_SRC(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_SRT_BASE_SRC, GstSRTBaseSrc))
-#define GST_SRT_BASE_SRC_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_SRT_BASE_SRC, GstSRTBaseSrcClass))
-#define GST_SRT_BASE_SRC_CAST(obj) ((GstSRTBaseSrc*)(obj))
-#define GST_SRT_BASE_SRC_CLASS_CAST(klass) ((GstSRTBaseSrcClass*)(klass))
-
-typedef struct _GstSRTBaseSrc GstSRTBaseSrc;
-typedef struct _GstSRTBaseSrcClass GstSRTBaseSrcClass;
-
-struct _GstSRTBaseSrc {
- GstPushSrc parent;
-
- GstUri *uri;
- GstCaps *caps;
- gint latency;
- gchar *passphrase;
- gint key_length;
-
-
- /*< private >*/
- gpointer _gst_reserved[GST_PADDING];
-};
-
-struct _GstSRTBaseSrcClass {
- GstPushSrcClass parent_class;
-
- gpointer _gst_reserved[GST_PADDING_LARGE];
-};
-
-GST_EXPORT
-GType gst_srt_base_src_get_type (void);
-
-G_END_DECLS
-
-#endif /* __GST_SRT_BASE_SRC_H__ */
+++ /dev/null
-/* GStreamer SRT plugin based on libsrt
- * Copyright (C) 2017, Collabora Ltd.
- * Author:Justin Kim <justin.kim@collabora.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., 51 Franklin St, Fifth Floor,
- * Boston, MA 02110-1301, USA.
- */
-
-/**
- * SECTION:element-srtserversink
- * @title: srtserversink
- *
- * srtserversink is a network sink that sends <ulink url="http://www.srtalliance.org/">SRT</ulink>
- * packets to the network. Although SRT is an UDP-based protocol, srtserversink works like
- * a server socket of connection-oriented protocol.
- *
- * <refsect2>
- * <title>Examples</title>
- * |[
- * gst-launch-1.0 -v audiotestsrc ! srtserversink
- * ]| This pipeline shows how to serve SRT packets through the default port.
-
- * |[
- * gst-launch-1.0 -v audiotestsrc ! srtserversink uri=srt://192.168.1.10:8888/ rendez-vous=1
- * ]| This pipeline shows how to serve SRT packets to 192.168.1.10 port 8888 using the rendez-vous mode.
- * </refsect2>
- *
- */
-
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
-
-#include "gstsrtclientsink.h"
-#include "gstsrt.h"
-#include <srt/srt.h>
-#include <gio/gio.h>
-
-#define SRT_DEFAULT_POLL_TIMEOUT -1
-
-static GstStaticPadTemplate sink_template = GST_STATIC_PAD_TEMPLATE ("sink",
- GST_PAD_SINK,
- GST_PAD_ALWAYS,
- GST_STATIC_CAPS_ANY);
-
-#define GST_CAT_DEFAULT gst_debug_srt_client_sink
-GST_DEBUG_CATEGORY (GST_CAT_DEFAULT);
-
-struct _GstSRTClientSinkPrivate
-{
- SRTSOCKET sock;
- GSocketAddress *sockaddr;
- gint poll_id;
- gint poll_timeout;
-
- gboolean rendez_vous;
- gchar *bind_address;
- guint16 bind_port;
-
- gboolean sent_headers;
-};
-
-#define GST_SRT_CLIENT_SINK_GET_PRIVATE(obj) \
- (G_TYPE_INSTANCE_GET_PRIVATE ((obj), GST_TYPE_SRT_CLIENT_SINK, GstSRTClientSinkPrivate))
-
-enum
-{
- PROP_POLL_TIMEOUT = 1,
- PROP_BIND_ADDRESS,
- PROP_BIND_PORT,
- PROP_RENDEZ_VOUS,
- PROP_STATS,
- /*< private > */
- PROP_LAST
-};
-
-static GParamSpec *properties[PROP_LAST];
-
-#define gst_srt_client_sink_parent_class parent_class
-G_DEFINE_TYPE_WITH_CODE (GstSRTClientSink, gst_srt_client_sink,
- GST_TYPE_SRT_BASE_SINK, G_ADD_PRIVATE (GstSRTClientSink)
- GST_DEBUG_CATEGORY_INIT (GST_CAT_DEFAULT, "srtclientsink", 0,
- "SRT Client Sink"));
-
-static void
-gst_srt_client_sink_get_property (GObject * object,
- guint prop_id, GValue * value, GParamSpec * pspec)
-{
- GstSRTClientSink *self = GST_SRT_CLIENT_SINK (object);
- GstSRTClientSinkPrivate *priv = GST_SRT_CLIENT_SINK_GET_PRIVATE (self);
-
- switch (prop_id) {
- case PROP_POLL_TIMEOUT:
- g_value_set_int (value, priv->poll_timeout);
- break;
- case PROP_BIND_PORT:
- g_value_set_int (value, priv->bind_port);
- break;
- case PROP_BIND_ADDRESS:
- g_value_set_string (value, priv->bind_address);
- break;
- case PROP_RENDEZ_VOUS:
- g_value_set_boolean (value, priv->rendez_vous);
- break;
- case PROP_STATS:
- g_value_take_boxed (value, gst_srt_base_sink_get_stats (priv->sockaddr,
- priv->sock));
- break;
- default:
- G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
- break;
- }
-}
-
-static void
-gst_srt_client_sink_set_property (GObject * object,
- guint prop_id, const GValue * value, GParamSpec * pspec)
-{
- GstSRTClientSink *self = GST_SRT_CLIENT_SINK (object);
- GstSRTClientSinkPrivate *priv = GST_SRT_CLIENT_SINK_GET_PRIVATE (self);
-
- switch (prop_id) {
- case PROP_POLL_TIMEOUT:
- priv->poll_timeout = g_value_get_int (value);
- break;
- case PROP_BIND_ADDRESS:
- g_free (priv->bind_address);
- priv->bind_address = g_value_dup_string (value);
- break;
- case PROP_BIND_PORT:
- priv->bind_port = g_value_get_int (value);
- break;
- case PROP_RENDEZ_VOUS:
- priv->rendez_vous = g_value_get_boolean (value);
- break;
- default:
- G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
- break;
- }
-}
-
-static void
-gst_srt_client_sink_finalize (GObject * object)
-{
- GstSRTClientSink *self = GST_SRT_CLIENT_SINK (object);
- GstSRTClientSinkPrivate *priv = GST_SRT_CLIENT_SINK_GET_PRIVATE (self);
-
- g_free (priv->bind_address);
-
- G_OBJECT_CLASS (parent_class)->finalize (object);
-}
-
-static gboolean
-gst_srt_client_sink_start (GstBaseSink * sink)
-{
- GstSRTClientSink *self = GST_SRT_CLIENT_SINK (sink);
- GstSRTClientSinkPrivate *priv = GST_SRT_CLIENT_SINK_GET_PRIVATE (self);
- GstSRTBaseSink *base = GST_SRT_BASE_SINK (sink);
- GstUri *uri = gst_uri_ref (GST_SRT_BASE_SINK (self)->uri);
-
- priv->sock = gst_srt_client_connect (GST_ELEMENT (sink), TRUE,
- gst_uri_get_host (uri), gst_uri_get_port (uri), priv->rendez_vous,
- priv->bind_address, priv->bind_port, base->latency,
- &priv->sockaddr, &priv->poll_id, base->passphrase, base->key_length);
-
- g_clear_pointer (&uri, gst_uri_unref);
-
- return (priv->sock != SRT_INVALID_SOCK);
-}
-
-static gboolean
-send_buffer_internal (GstSRTBaseSink * sink,
- const GstMapInfo * mapinfo, gpointer user_data)
-{
- SRTSOCKET sock = GPOINTER_TO_INT (user_data);
-
- if (srt_sendmsg2 (sock, (char *) mapinfo->data, mapinfo->size,
- 0) == SRT_ERROR) {
- GST_ELEMENT_ERROR (sink, RESOURCE, WRITE, NULL,
- ("%s", srt_getlasterror_str ()));
- return FALSE;
- }
-
- return TRUE;
-}
-
-static gboolean
-gst_srt_client_sink_send_buffer (GstSRTBaseSink * sink,
- const GstMapInfo * mapinfo)
-{
- GstSRTClientSink *self = GST_SRT_CLIENT_SINK (sink);
- GstSRTClientSinkPrivate *priv = GST_SRT_CLIENT_SINK_GET_PRIVATE (self);
-
- if (!priv->sent_headers) {
- if (!gst_srt_base_sink_send_headers (sink, send_buffer_internal,
- GINT_TO_POINTER (priv->sock)))
- return FALSE;
-
- priv->sent_headers = TRUE;
- }
-
- return send_buffer_internal (sink, mapinfo, GINT_TO_POINTER (priv->sock));
-}
-
-static gboolean
-gst_srt_client_sink_stop (GstBaseSink * sink)
-{
- GstSRTClientSink *self = GST_SRT_CLIENT_SINK (sink);
- GstSRTClientSinkPrivate *priv = GST_SRT_CLIENT_SINK_GET_PRIVATE (self);
-
- GST_DEBUG_OBJECT (self, "closing SRT connection");
-
- if (priv->poll_id != SRT_ERROR) {
- srt_epoll_remove_usock (priv->poll_id, priv->sock);
- srt_epoll_release (priv->poll_id);
- priv->poll_id = SRT_ERROR;
- }
-
- if (priv->sock != SRT_INVALID_SOCK) {
- srt_close (priv->sock);
- priv->sock = SRT_INVALID_SOCK;
- }
-
- g_clear_object (&priv->sockaddr);
-
- priv->sent_headers = FALSE;
-
- return GST_BASE_SINK_CLASS (parent_class)->stop (sink);
-}
-
-static void
-gst_srt_client_sink_class_init (GstSRTClientSinkClass * klass)
-{
- GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
- GstElementClass *gstelement_class = GST_ELEMENT_CLASS (klass);
- GstBaseSinkClass *gstbasesink_class = GST_BASE_SINK_CLASS (klass);
- GstSRTBaseSinkClass *gstsrtbasesink_class = GST_SRT_BASE_SINK_CLASS (klass);
-
- gobject_class->set_property = gst_srt_client_sink_set_property;
- gobject_class->get_property = gst_srt_client_sink_get_property;
- gobject_class->finalize = gst_srt_client_sink_finalize;
-
- properties[PROP_POLL_TIMEOUT] =
- g_param_spec_int ("poll-timeout", "Poll Timeout",
- "Return poll wait after timeout miliseconds (-1 = infinite)", -1,
- G_MAXINT32, SRT_DEFAULT_POLL_TIMEOUT,
- G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
-
- properties[PROP_BIND_ADDRESS] =
- g_param_spec_string ("bind-address", "Bind Address",
- "Address to bind socket to (required for rendez-vous mode) ", NULL,
- G_PARAM_READWRITE | GST_PARAM_MUTABLE_READY | G_PARAM_STATIC_STRINGS);
-
- properties[PROP_BIND_PORT] =
- g_param_spec_int ("bind-port", "Bind Port",
- "Port to bind socket to (Ignored in rendez-vous mode)", 0,
- G_MAXUINT16, 0,
- G_PARAM_READWRITE | GST_PARAM_MUTABLE_READY | G_PARAM_STATIC_STRINGS);
-
- properties[PROP_RENDEZ_VOUS] =
- g_param_spec_boolean ("rendez-vous", "Rendez Vous",
- "Work in Rendez-Vous mode instead of client/caller mode", FALSE,
- G_PARAM_READWRITE | GST_PARAM_MUTABLE_READY | G_PARAM_STATIC_STRINGS);
-
- properties[PROP_STATS] = g_param_spec_boxed ("stats", "Statistics",
- "SRT Statistics", GST_TYPE_STRUCTURE,
- G_PARAM_READABLE | G_PARAM_STATIC_STRINGS);
-
- g_object_class_install_properties (gobject_class, PROP_LAST, properties);
-
- gst_element_class_add_static_pad_template (gstelement_class, &sink_template);
- gst_element_class_set_metadata (gstelement_class,
- "SRT client sink", "Sink/Network",
- "Send data over the network via SRT",
- "Justin Kim <justin.kim@collabora.com>");
-
- gstbasesink_class->start = GST_DEBUG_FUNCPTR (gst_srt_client_sink_start);
- gstbasesink_class->stop = GST_DEBUG_FUNCPTR (gst_srt_client_sink_stop);
-
- gstsrtbasesink_class->send_buffer =
- GST_DEBUG_FUNCPTR (gst_srt_client_sink_send_buffer);
-}
-
-static void
-gst_srt_client_sink_init (GstSRTClientSink * self)
-{
- GstSRTClientSinkPrivate *priv = GST_SRT_CLIENT_SINK_GET_PRIVATE (self);
- priv->poll_timeout = SRT_DEFAULT_POLL_TIMEOUT;
-}
+++ /dev/null
-/* GStreamer
- * Copyright (C) 2017, Collabora Ltd.
- * Author:Justin Kim <justin.kim@collabora.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., 51 Franklin St, Fifth Floor,
- * Boston, MA 02110-1301, USA.
- */
-
-#ifndef __GST_SRT_CLIENT_SINK_H__
-#define __GST_SRT_CLIENT_SINK_H__
-
-#include "gstsrtbasesink.h"
-
-G_BEGIN_DECLS
-
-#define GST_TYPE_SRT_CLIENT_SINK (gst_srt_client_sink_get_type ())
-#define GST_IS_SRT_CLIENT_SINK(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_SRT_CLIENT_SINK))
-#define GST_IS_SRT_CLIENT_SINK_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_SRT_CLIENT_SINK))
-#define GST_SRT_CLIENT_SINK_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_SRT_CLIENT_SINK, GstSRTClientSinkClass))
-#define GST_SRT_CLIENT_SINK(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_SRT_CLIENT_SINK, GstSRTClientSink))
-#define GST_SRT_CLIENT_SINK_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_SRT_CLIENT_SINK, GstSRTClientSinkClass))
-#define GST_SRT_CLIENT_SINK_CAST(obj) ((GstSRTClientSink*)(obj))
-#define GST_SRT_CLIENT_SINK_CLASS_CAST(klass) ((GstSRTClientSinkClass*)(klass))
-
-typedef struct _GstSRTClientSink GstSRTClientSink;
-typedef struct _GstSRTClientSinkClass GstSRTClientSinkClass;
-typedef struct _GstSRTClientSinkPrivate GstSRTClientSinkPrivate;
-
-struct _GstSRTClientSink {
- GstSRTBaseSink parent;
-
- /*< private >*/
- gpointer _gst_reserved[GST_PADDING];
-};
-
-struct _GstSRTClientSinkClass {
- GstSRTBaseSinkClass parent_class;
-
- gpointer _gst_reserved[GST_PADDING_LARGE];
-};
-
-GST_EXPORT
-GType gst_srt_client_sink_get_type (void);
-
-G_END_DECLS
-
-#endif /* __GST_SRT_CLIENT_SINK_H__ */
+++ /dev/null
-/* GStreamer SRT plugin based on libsrt
- * Copyright (C) 2017, Collabora Ltd.
- * Author:Justin Kim <justin.kim@collabora.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., 51 Franklin St, Fifth Floor,
- * Boston, MA 02110-1301, USA.
- */
-
-/**
- * SECTION:element-srtclientsrc
- * @title: srtclientsrc
- *
- * srtclientsrc is a network source that reads <ulink url="http://www.srtalliance.org/">SRT</ulink>
- * packets from the network. Although SRT is a protocol based on UDP, srtclientsrc works like
- * a client socket of connection-oriented protocol.
- *
- * <refsect2>
- * <title>Examples</title>
- * |[
- * gst-launch-1.0 -v srtclientsrc uri="srt://127.0.0.1:7001" ! fakesink
- * ]| This pipeline shows how to connect SRT server by setting #GstSRTClientSrc:uri property.
- *
- * |[
- * gst-launch-1.0 -v srtclientsrc uri="srt://192.168.1.10:7001" rendez-vous ! fakesink
- * ]| This pipeline shows how to connect SRT server by setting #GstSRTClientSrc:uri property and using the rendez-vous mode.
- * </refsect2>
- *
- */
-
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
-
-#include "gstsrtclientsrc.h"
-#include <srt/srt.h>
-#include <gio/gio.h>
-
-#include "gstsrt.h"
-
-static GstStaticPadTemplate src_template = GST_STATIC_PAD_TEMPLATE ("src",
- GST_PAD_SRC,
- GST_PAD_ALWAYS,
- GST_STATIC_CAPS_ANY);
-
-#define GST_CAT_DEFAULT gst_debug_srt_client_src
-GST_DEBUG_CATEGORY (GST_CAT_DEFAULT);
-
-struct _GstSRTClientSrcPrivate
-{
- SRTSOCKET sock;
- gint poll_id;
- gint poll_timeout;
-
- gboolean rendez_vous;
- gchar *bind_address;
- guint16 bind_port;
-};
-
-#define GST_SRT_CLIENT_SRC_GET_PRIVATE(obj) \
- (G_TYPE_INSTANCE_GET_PRIVATE ((obj), GST_TYPE_SRT_CLIENT_SRC, GstSRTClientSrcPrivate))
-
-#define SRT_DEFAULT_POLL_TIMEOUT -1
-enum
-{
- PROP_POLL_TIMEOUT = 1,
- PROP_BIND_ADDRESS,
- PROP_BIND_PORT,
- PROP_RENDEZ_VOUS,
-
- /*< private > */
- PROP_LAST
-};
-
-static GParamSpec *properties[PROP_LAST + 1];
-
-#define gst_srt_client_src_parent_class parent_class
-G_DEFINE_TYPE_WITH_CODE (GstSRTClientSrc, gst_srt_client_src,
- GST_TYPE_SRT_BASE_SRC, G_ADD_PRIVATE (GstSRTClientSrc)
- GST_DEBUG_CATEGORY_INIT (GST_CAT_DEFAULT, "srtclientsrc", 0,
- "SRT Client Source"));
-
-static void
-gst_srt_client_src_get_property (GObject * object,
- guint prop_id, GValue * value, GParamSpec * pspec)
-{
- GstSRTClientSrc *self = GST_SRT_CLIENT_SRC (object);
- GstSRTClientSrcPrivate *priv = GST_SRT_CLIENT_SRC_GET_PRIVATE (self);
-
- switch (prop_id) {
- case PROP_POLL_TIMEOUT:
- g_value_set_int (value, priv->poll_timeout);
- break;
- case PROP_BIND_PORT:
- g_value_set_int (value, priv->bind_port);
- break;
- case PROP_BIND_ADDRESS:
- g_value_set_string (value, priv->bind_address);
- break;
- case PROP_RENDEZ_VOUS:
- g_value_set_boolean (value, priv->rendez_vous);
- break;
- default:
- G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
- break;
- }
-}
-
-static void
-gst_srt_client_src_set_property (GObject * object,
- guint prop_id, const GValue * value, GParamSpec * pspec)
-{
- GstSRTBaseSrc *self = GST_SRT_BASE_SRC (object);
- GstSRTClientSrcPrivate *priv = GST_SRT_CLIENT_SRC_GET_PRIVATE (self);
-
- switch (prop_id) {
- case PROP_POLL_TIMEOUT:
- priv->poll_timeout = g_value_get_int (value);
- break;
- case PROP_BIND_ADDRESS:
- g_free (priv->bind_address);
- priv->bind_address = g_value_dup_string (value);
- break;
- case PROP_BIND_PORT:
- priv->bind_port = g_value_get_int (value);
- break;
- case PROP_RENDEZ_VOUS:
- priv->rendez_vous = g_value_get_boolean (value);
- break;
- default:
- G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
- break;
- }
-}
-
-static void
-gst_srt_client_src_finalize (GObject * object)
-{
- GstSRTClientSrc *self = GST_SRT_CLIENT_SRC (object);
- GstSRTClientSrcPrivate *priv = GST_SRT_CLIENT_SRC_GET_PRIVATE (self);
-
- if (priv->poll_id != SRT_ERROR) {
- srt_epoll_release (priv->poll_id);
- priv->poll_id = SRT_ERROR;
- }
-
- if (priv->sock != SRT_INVALID_SOCK) {
- srt_close (priv->sock);
- priv->sock = SRT_INVALID_SOCK;
- }
-
- g_free (priv->bind_address);
-
- G_OBJECT_CLASS (parent_class)->finalize (object);
-}
-
-static GstFlowReturn
-gst_srt_client_src_fill (GstPushSrc * src, GstBuffer * outbuf)
-{
- GstSRTClientSrc *self = GST_SRT_CLIENT_SRC (src);
- GstSRTClientSrcPrivate *priv = GST_SRT_CLIENT_SRC_GET_PRIVATE (self);
- GstFlowReturn ret = GST_FLOW_OK;
- GstMapInfo info;
- SRTSOCKET ready[2];
- gint recv_len;
-
- if (srt_epoll_wait (priv->poll_id, ready, &(int) {
- 2}, 0, 0, priv->poll_timeout, 0, 0, 0, 0) == -1) {
-
- /* Assuming that timeout error is normal */
- if (srt_getlasterror (NULL) != SRT_ETIMEOUT) {
- GST_ELEMENT_ERROR (src, RESOURCE, READ,
- (NULL), ("srt_epoll_wait error: %s", srt_getlasterror_str ()));
- ret = GST_FLOW_ERROR;
- }
- srt_clearlasterror ();
- goto out;
- }
-
- if (!gst_buffer_map (outbuf, &info, GST_MAP_WRITE)) {
- GST_ELEMENT_ERROR (src, RESOURCE, READ,
- ("Could not map the buffer for writing "), (NULL));
- ret = GST_FLOW_ERROR;
- goto out;
- }
-
- recv_len = srt_recvmsg (priv->sock, (char *) info.data,
- gst_buffer_get_size (outbuf));
-
- gst_buffer_unmap (outbuf, &info);
-
- if (recv_len == SRT_ERROR) {
- GST_ELEMENT_ERROR (src, RESOURCE, READ,
- (NULL), ("srt_recvmsg error: %s", srt_getlasterror_str ()));
- ret = GST_FLOW_ERROR;
- goto out;
- } else if (recv_len == 0) {
- ret = GST_FLOW_EOS;
- goto out;
- }
-
- gst_buffer_resize (outbuf, 0, recv_len);
-
- GST_LOG_OBJECT (src, "filled buffer from _get of size %" G_GSIZE_FORMAT,
- gst_buffer_get_size (outbuf));
-
-out:
- return ret;
-}
-
-static gboolean
-gst_srt_client_src_start (GstBaseSrc * src)
-{
- GstSRTClientSrc *self = GST_SRT_CLIENT_SRC (src);
- GstSRTClientSrcPrivate *priv = GST_SRT_CLIENT_SRC_GET_PRIVATE (self);
- GstSRTBaseSrc *base = GST_SRT_BASE_SRC (src);
- GstUri *uri = gst_uri_ref (base->uri);
- GSocketAddress *socket_address = NULL;
-
- priv->sock = gst_srt_client_connect (GST_ELEMENT (src), FALSE,
- gst_uri_get_host (uri), gst_uri_get_port (uri), priv->rendez_vous,
- priv->bind_address, priv->bind_port, base->latency,
- &socket_address, &priv->poll_id, base->passphrase, base->key_length);
-
- g_clear_object (&socket_address);
- g_clear_pointer (&uri, gst_uri_unref);
-
- return (priv->sock != SRT_INVALID_SOCK);
-}
-
-static gboolean
-gst_srt_client_src_stop (GstBaseSrc * src)
-{
- GstSRTClientSrc *self = GST_SRT_CLIENT_SRC (src);
- GstSRTClientSrcPrivate *priv = GST_SRT_CLIENT_SRC_GET_PRIVATE (self);
-
- if (priv->poll_id != SRT_ERROR) {
- if (priv->sock != SRT_INVALID_SOCK)
- srt_epoll_remove_usock (priv->poll_id, priv->sock);
- srt_epoll_release (priv->poll_id);
- }
- priv->poll_id = SRT_ERROR;
-
- GST_DEBUG_OBJECT (self, "closing SRT connection");
- if (priv->sock != SRT_INVALID_SOCK)
- srt_close (priv->sock);
- priv->sock = SRT_INVALID_SOCK;
-
- return TRUE;
-}
-
-static void
-gst_srt_client_src_class_init (GstSRTClientSrcClass * klass)
-{
- GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
- GstElementClass *gstelement_class = GST_ELEMENT_CLASS (klass);
- GstBaseSrcClass *gstbasesrc_class = GST_BASE_SRC_CLASS (klass);
- GstPushSrcClass *gstpushsrc_class = GST_PUSH_SRC_CLASS (klass);
-
- gobject_class->set_property = gst_srt_client_src_set_property;
- gobject_class->get_property = gst_srt_client_src_get_property;
- gobject_class->finalize = gst_srt_client_src_finalize;
-
- /**
- * GstSRTClientSrc:poll-timeout:
- *
- * The timeout(ms) value when polling SRT socket.
- */
- properties[PROP_POLL_TIMEOUT] =
- g_param_spec_int ("poll-timeout", "Poll timeout",
- "Return poll wait after timeout miliseconds (-1 = infinite)", -1,
- G_MAXINT32, SRT_DEFAULT_POLL_TIMEOUT,
- G_PARAM_READWRITE | GST_PARAM_MUTABLE_READY | G_PARAM_STATIC_STRINGS);
-
- properties[PROP_BIND_ADDRESS] =
- g_param_spec_string ("bind-address", "Bind Address",
- "Address to bind socket to (required for rendez-vous mode) ", NULL,
- G_PARAM_READWRITE | GST_PARAM_MUTABLE_READY | G_PARAM_STATIC_STRINGS);
-
- properties[PROP_BIND_PORT] =
- g_param_spec_int ("bind-port", "Bind Port",
- "Port to bind socket to (Ignored in rendez-vous mode)", 0,
- G_MAXUINT16, 0,
- G_PARAM_READWRITE | GST_PARAM_MUTABLE_READY | G_PARAM_STATIC_STRINGS);
-
- properties[PROP_RENDEZ_VOUS] =
- g_param_spec_boolean ("rendez-vous", "Rendez Vous",
- "Work in Rendez-Vous mode instead of client/caller mode", FALSE,
- G_PARAM_READWRITE | GST_PARAM_MUTABLE_READY | G_PARAM_STATIC_STRINGS);
-
- g_object_class_install_properties (gobject_class, PROP_LAST, properties);
-
- gst_element_class_add_static_pad_template (gstelement_class, &src_template);
- gst_element_class_set_metadata (gstelement_class,
- "SRT client source", "Source/Network",
- "Receive data over the network via SRT",
- "Justin Kim <justin.kim@collabora.com>");
-
- gstbasesrc_class->start = GST_DEBUG_FUNCPTR (gst_srt_client_src_start);
- gstbasesrc_class->stop = GST_DEBUG_FUNCPTR (gst_srt_client_src_stop);
-
- gstpushsrc_class->fill = GST_DEBUG_FUNCPTR (gst_srt_client_src_fill);
-}
-
-static void
-gst_srt_client_src_init (GstSRTClientSrc * self)
-{
- GstSRTClientSrcPrivate *priv = GST_SRT_CLIENT_SRC_GET_PRIVATE (self);
-
- priv->sock = SRT_INVALID_SOCK;
- priv->poll_id = SRT_ERROR;
- priv->poll_timeout = SRT_DEFAULT_POLL_TIMEOUT;
- priv->rendez_vous = FALSE;
- priv->bind_address = NULL;
- priv->bind_port = 0;
-}
+++ /dev/null
-/* GStreamer
- * Copyright (C) 2017, Collabora Ltd.
- * Author:Justin Kim <justin.kim@collabora.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., 51 Franklin St, Fifth Floor,
- * Boston, MA 02110-1301, USA.
- */
-
-#ifndef __GST_SRT_CLIENT_SRC_H__
-#define __GST_SRT_CLIENT_SRC_H__
-
-#include "gstsrtbasesrc.h"
-
-G_BEGIN_DECLS
-
-#define GST_TYPE_SRT_CLIENT_SRC (gst_srt_client_src_get_type ())
-#define GST_IS_SRT_CLIENT_SRC(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_SRT_CLIENT_SRC))
-#define GST_IS_SRT_CLIENT_SRC_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_SRT_CLIENT_SRC))
-#define GST_SRT_CLIENT_SRC_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_SRT_CLIENT_SRC, GstSRTClientSrcClass))
-#define GST_SRT_CLIENT_SRC(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_SRT_CLIENT_SRC, GstSRTClientSrc))
-#define GST_SRT_CLIENT_SRC_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_SRT_CLIENT_SRC, GstSRTClientSrcClass))
-#define GST_SRT_CLIENT_SRC_CAST(obj) ((GstSRTClientSrc*)(obj))
-#define GST_SRT_CLIENT_SRC_CLASS_CAST(klass) ((GstSRTClientSrcClass*)(klass))
-
-typedef struct _GstSRTClientSrc GstSRTClientSrc;
-typedef struct _GstSRTClientSrcClass GstSRTClientSrcClass;
-typedef struct _GstSRTClientSrcPrivate GstSRTClientSrcPrivate;
-
-struct _GstSRTClientSrc {
- GstSRTBaseSrc parent;
-
- /*< private >*/
- gpointer _gst_reserved[GST_PADDING];
-};
-
-struct _GstSRTClientSrcClass {
- GstSRTBaseSrcClass parent_class;
-
- gpointer _gst_reserved[GST_PADDING_LARGE];
-};
-
-GST_EXPORT
-GType gst_srt_client_src_get_type (void);
-
-G_END_DECLS
-
-#endif /* __GST_SRT_CLIENT_SRC_H__ */
--- /dev/null
+/* GStreamer
+ * Copyright (C) 2018, Collabora Ltd.
+ * Copyright (C) 2018, SK Telecom, Co., Ltd.
+ * Author: Jeongseok Kim <jeongseok.kim@sk.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., 51 Franklin St, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "gstsrtobject.h"
+
+#include <gio/gnetworking.h>
+#include <stdlib.h>
+
+GST_DEBUG_CATEGORY (gst_debug_srtobject);
+#define GST_CAT_DEFAULT gst_debug_srtobject
+
+enum
+{
+ PROP_URI = 1,
+ PROP_MODE,
+ PROP_LOCALADDRESS,
+ PROP_LOCALPORT,
+ PROP_PASSPHRASE,
+ PROP_PBKEYLEN,
+ PROP_POLL_TIMEOUT,
+ PROP_LATENCY,
+ PROP_MSG_SIZE,
+ PROP_STATS,
+ PROP_LAST
+};
+
+typedef struct
+{
+ SRTSOCKET sock;
+ gint poll_id;
+ GSocketAddress *sockaddr;
+ gboolean sent_headers;
+} SRTCaller;
+
+static SRTCaller *
+srt_caller_new (void)
+{
+ SRTCaller *caller = g_new0 (SRTCaller, 1);
+ caller->sock = SRT_INVALID_SOCK;
+ caller->poll_id = SRT_ERROR;
+ caller->sent_headers = FALSE;
+
+ return caller;
+}
+
+static void
+srt_caller_free (SRTCaller * caller)
+{
+ g_return_if_fail (caller != NULL);
+
+ g_clear_object (&caller->sockaddr);
+
+ if (caller->sock != SRT_INVALID_SOCK) {
+ srt_close (caller->sock);
+ }
+
+ if (caller->poll_id != SRT_ERROR) {
+ srt_epoll_release (caller->poll_id);
+ }
+
+ g_free (caller);
+}
+
+static void
+srt_caller_invoke_removed_closure (SRTCaller * caller, GstSRTObject * srtobject)
+{
+ GValue values[2] = { G_VALUE_INIT };
+
+ if (srtobject->caller_removed_closure == NULL) {
+ return;
+ }
+
+ g_value_init (&values[0], G_TYPE_INT);
+ g_value_set_int (&values[0], caller->sock);
+
+ g_value_init (&values[1], G_TYPE_SOCKET_ADDRESS);
+ g_value_set_pointer (&values[1], caller->sockaddr);
+
+ g_closure_invoke (srtobject->caller_removed_closure, NULL, 2, values, NULL);
+
+ g_value_unset (&values[0]);
+ g_value_unset (&values[1]);
+}
+
+struct srt_constant_params
+{
+ const gchar *name;
+ gint param;
+ gint val;
+};
+
+static struct srt_constant_params srt_params[] = {
+ {"SRTO_SNDSYN", SRTO_SNDSYN, 0}, /* 0: non-blocking */
+ {"SRTO_RCVSYN", SRTO_RCVSYN, 0}, /* 0: non-blocking */
+ {"SRTO_LINGER", SRTO_LINGER, 0},
+ {"SRTO_TSBPMODE", SRTO_TSBPDMODE, 1}, /* Timestamp-based Packet Delivery mode must be enabled */
+ {NULL, -1, -1},
+};
+
+static gint srt_init_refcount = 0;
+
+static gboolean
+gst_srt_object_set_default_params (SRTSOCKET sock, GError ** error)
+{
+ struct srt_constant_params *params = srt_params;
+
+ for (; params->name != NULL; params++) {
+ if (srt_setsockopt (sock, 0, params->param, ¶ms->val, sizeof (gint))) {
+ g_set_error (error, GST_LIBRARY_ERROR, GST_LIBRARY_ERROR_SETTINGS,
+ "failed to set %s (reason: %s)", params->name,
+ srt_getlasterror_str ());
+ return FALSE;
+ }
+ }
+
+ return TRUE;
+}
+
+GstSRTObject *
+gst_srt_object_new (GstElement * element)
+{
+ GstSRTObject *srtobject;
+
+ if (g_atomic_int_get (&srt_init_refcount) == 0) {
+ GST_DEBUG_OBJECT (element, "Starting up SRT");
+ if (srt_startup () != 0) {
+ g_warning ("Failed to initialize SRT (reason: %s)",
+ srt_getlasterror_str ());
+ }
+ }
+
+ g_atomic_int_inc (&srt_init_refcount);
+
+ srtobject = g_new0 (GstSRTObject, 1);
+ srtobject->element = element;
+ srtobject->parameters = gst_structure_new ("application/x-srt-params",
+ "poll-timeout", G_TYPE_INT, GST_SRT_DEFAULT_POLL_TIMEOUT,
+ "latency", G_TYPE_INT, GST_SRT_DEFAULT_LATENCY,
+ "mode", GST_TYPE_SRT_CONNECTION_MODE, GST_SRT_DEFAULT_MODE, NULL);
+
+ srtobject->sock = SRT_INVALID_SOCK;
+ srtobject->poll_id = srt_epoll_create ();
+ srtobject->listener_sock = SRT_INVALID_SOCK;
+ srtobject->listener_poll_id = SRT_ERROR;
+ srtobject->sent_headers = FALSE;
+
+ g_mutex_init (&srtobject->sock_lock);
+ g_cond_init (&srtobject->sock_cond);
+ return srtobject;
+}
+
+void
+gst_srt_object_destroy (GstSRTObject * srtobject)
+{
+ g_return_if_fail (srtobject != NULL);
+
+ if (srtobject->poll_id != SRT_ERROR) {
+ srt_epoll_release (srtobject->poll_id);
+ srtobject->poll_id = SRT_ERROR;
+ }
+
+ g_mutex_clear (&srtobject->sock_lock);
+ g_cond_clear (&srtobject->sock_cond);
+
+ GST_DEBUG_OBJECT (srtobject->element, "Destroying srtobject");
+ gst_structure_free (srtobject->parameters);
+
+ if (g_atomic_int_dec_and_test (&srt_init_refcount)) {
+ srt_cleanup ();
+ GST_DEBUG_OBJECT (srtobject->element, "Cleaning up SRT");
+ }
+
+ g_free (srtobject);
+}
+
+gboolean
+gst_srt_object_set_property_helper (GstSRTObject * srtobject,
+ guint prop_id, const GValue * value, GParamSpec * pspec)
+{
+ switch (prop_id) {
+ case PROP_URI:{
+ gchar *uri = g_value_dup_string (value);
+ gst_srt_object_set_uri (srtobject, uri, NULL);
+ g_free (uri);
+ break;
+ }
+ case PROP_MODE:
+ gst_structure_set_value (srtobject->parameters, "mode", value);
+ break;
+ case PROP_POLL_TIMEOUT:
+ gst_structure_set_value (srtobject->parameters, "poll-timeout", value);
+ break;
+ case PROP_LATENCY:
+ gst_structure_set_value (srtobject->parameters, "latency", value);
+ break;
+ case PROP_MSG_SIZE:
+ gst_structure_set_value (srtobject->parameters, "msg-size", value);
+ break;
+ case PROP_LOCALADDRESS:
+ gst_structure_set_value (srtobject->parameters, "localaddress", value);
+ break;
+ case PROP_LOCALPORT:
+ gst_structure_set_value (srtobject->parameters, "localport", value);
+ break;
+ case PROP_PASSPHRASE:
+ gst_structure_set_value (srtobject->parameters, "passphrase", value);
+ break;
+ case PROP_PBKEYLEN:
+ gst_structure_set_value (srtobject->parameters, "pbkeylen", value);
+ break;
+ default:
+ return FALSE;
+ }
+ return TRUE;
+}
+
+gboolean
+gst_srt_object_get_property_helper (GstSRTObject * srtobject,
+ guint prop_id, GValue * value, GParamSpec * pspec)
+{
+ switch (prop_id) {
+ case PROP_URI:
+ g_value_set_string (value, gst_uri_to_string (srtobject->uri));
+ break;
+ case PROP_MODE:{
+ GstSRTConnectionMode v;
+ if (!gst_structure_get_enum (srtobject->parameters, "mode",
+ GST_TYPE_SRT_CONNECTION_MODE, (gint *) & v)) {
+ GST_WARNING_OBJECT (srtobject->element, "Failed to get 'mode'");
+ v = GST_SRT_CONNECTION_MODE_NONE;
+ }
+ g_value_set_enum (value, v);
+ break;
+ }
+ case PROP_LOCALADDRESS:
+ g_value_set_string (value,
+ gst_structure_get_string (srtobject->parameters, "localaddress"));
+ break;
+ case PROP_LOCALPORT:{
+ guint v;
+ if (!gst_structure_get_uint (srtobject->parameters, "localport", &v)) {
+ GST_WARNING_OBJECT (srtobject->element, "Failed to get 'localport'");
+ v = GST_SRT_DEFAULT_PORT;
+ }
+ g_value_set_uint (value, v);
+ break;
+ }
+ case PROP_PBKEYLEN:{
+ GstSRTKeyLengthBits v;
+ if (!gst_structure_get_enum (srtobject->parameters, "pbkeylen",
+ GST_TYPE_SRT_KEY_LENGTH_BITS, (gint *) & v)) {
+ GST_WARNING_OBJECT (srtobject->element, "Failed to get 'pbkeylen'");
+ v = GST_SRT_KEY_LENGTH_BITS_NO_KEY;
+ }
+ g_value_set_enum (value, v);
+ break;
+ }
+ case PROP_POLL_TIMEOUT:{
+ gint v;
+ if (!gst_structure_get_int (srtobject->parameters, "poll-timeout", &v)) {
+ GST_WARNING_OBJECT (srtobject->element, "Failed to get 'poll-timeout'");
+ v = GST_SRT_DEFAULT_POLL_TIMEOUT;
+ }
+ g_value_set_int (value, v);
+ break;
+ }
+ case PROP_LATENCY:{
+ gint v;
+ if (!gst_structure_get_int (srtobject->parameters, "latency", &v)) {
+ GST_WARNING_OBJECT (srtobject->element, "Failed to get 'latency'");
+ v = GST_SRT_DEFAULT_LATENCY;
+ }
+ g_value_set_int (value, v);
+ break;
+ }
+ case PROP_MSG_SIZE:{
+ gint v;
+ if (!gst_structure_get_int (srtobject->parameters, "msg-size", &v)) {
+ GST_WARNING_OBJECT (srtobject->element, "Failed to get 'msg-size'");
+ v = GST_SRT_DEFAULT_MSG_SIZE;
+ }
+ g_value_set_int (value, v);
+ break;
+ }
+ case PROP_STATS:
+ g_value_take_boxed (value, gst_srt_object_get_stats (srtobject));
+ break;
+ default:
+ return FALSE;
+ }
+
+ return TRUE;
+}
+
+void
+gst_srt_object_install_properties_helper (GObjectClass * gobject_class)
+{
+ /**
+ * GstSRTSrc:uri:
+ *
+ * The URI used by SRT connection. User can specify SRT specific options by URI parameters.
+ * Refer to <a href="https://github.com/Haivision/srt/blob/master/docs/stransmit.md#medium-srt">Mediun: SRT</a>
+ */
+ g_object_class_install_property (gobject_class, PROP_URI,
+ g_param_spec_string ("uri", "URI",
+ "URI in the form of srt://address:port", GST_SRT_DEFAULT_URI,
+ G_PARAM_READWRITE | GST_PARAM_MUTABLE_READY |
+ G_PARAM_STATIC_STRINGS));
+
+ /**
+ * GstSRTSrc:mode:
+ *
+ * The SRT connection mode.
+ * This property can be set by URI parameters.
+ */
+ g_object_class_install_property (gobject_class, PROP_MODE,
+ g_param_spec_enum ("mode", "Connection mode",
+ "SRT connection mode", GST_TYPE_SRT_CONNECTION_MODE,
+ GST_SRT_CONNECTION_MODE_CALLER,
+ G_PARAM_READWRITE | GST_PARAM_MUTABLE_READY |
+ G_PARAM_STATIC_STRINGS));
+
+ /**
+ * GstSRTSrc:localaddress:
+ *
+ * The address to bind when #GstSRTSrc:mode is listener or rendezvous.
+ * This property can be set by URI parameters.
+ */
+ g_object_class_install_property (gobject_class, PROP_LOCALADDRESS,
+ g_param_spec_string ("localaddress", "Local address",
+ "Local address to bind", GST_SRT_DEFAULT_LOCALADDRESS,
+ G_PARAM_READWRITE | GST_PARAM_MUTABLE_READY |
+ G_PARAM_STATIC_STRINGS));
+
+ /**
+ * GstSRTSrc:localport:
+ *
+ * The local port to bind when #GstSRTSrc:mode is listener or rendezvous.
+ * This property can be set by URI parameters.
+ */
+ g_object_class_install_property (gobject_class, PROP_POLL_TIMEOUT,
+ g_param_spec_uint ("localport", "Local port",
+ "Local port to bind", 0,
+ 65535, GST_SRT_DEFAULT_PORT,
+ G_PARAM_READWRITE | GST_PARAM_MUTABLE_READY |
+ G_PARAM_STATIC_STRINGS));
+
+ /**
+ * GstSRTSrc:passphrase:
+ *
+ * The password for the encrypted transmission.
+ * This property can be set by URI parameters.
+ */
+ g_object_class_install_property (gobject_class, PROP_LOCALADDRESS,
+ g_param_spec_string ("passphrase", "Passphrase",
+ "Password for the encrypted transmission", "",
+ G_PARAM_WRITABLE | GST_PARAM_MUTABLE_READY | G_PARAM_STATIC_STRINGS));
+
+ /**
+ * GstSRTSrc:pbkeylen:
+ *
+ * The crypto key length.
+ * This property can be set by URI parameters.
+ */
+ g_object_class_install_property (gobject_class, PROP_PBKEYLEN,
+ g_param_spec_enum ("pbkeylen", "Crypto key length",
+ "Crypto key length in bits", GST_TYPE_SRT_KEY_LENGTH_BITS,
+ GST_SRT_DEFAULT_PBKEYLEN,
+ G_PARAM_READWRITE | GST_PARAM_MUTABLE_READY |
+ G_PARAM_STATIC_STRINGS));
+
+ /**
+ * GstSRTSrc:poll-timeout:
+ *
+ * The polling timeout used when srt poll is started.
+ * Even if the default value indicates infinite waiting, it can be cancellable according to #GstState
+ * This property can be set by URI parameters.
+ */
+ g_object_class_install_property (gobject_class, PROP_POLL_TIMEOUT,
+ g_param_spec_int ("poll-timeout", "Poll timeout",
+ "Return poll wait after timeout miliseconds (-1 = infinite)", -1,
+ G_MAXINT32, GST_SRT_DEFAULT_POLL_TIMEOUT,
+ G_PARAM_READWRITE | GST_PARAM_MUTABLE_READY |
+ G_PARAM_STATIC_STRINGS));
+
+ /**
+ * GstSRTSrc:latency:
+ *
+ * The maximum accepted transmission latency.
+ */
+ g_object_class_install_property (gobject_class, PROP_LATENCY,
+ g_param_spec_int ("latency", "latency",
+ "Minimum latency (milliseconds)", 0,
+ G_MAXINT32, GST_SRT_DEFAULT_LATENCY,
+ G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
+
+ /**
+ * GstSRTSrc:msg-size:
+ *
+ * The message size of buffer.
+ */
+ g_object_class_install_property (gobject_class, PROP_MSG_SIZE,
+ g_param_spec_int ("msg-size", "message size",
+ "Message size to use with SRT", 1,
+ G_MAXINT32, GST_SRT_DEFAULT_MSG_SIZE,
+ G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
+
+ /**
+ * GstSRTSrc:stats:
+ *
+ * The statistics from SRT.
+ */
+ g_object_class_install_property (gobject_class, PROP_STATS,
+ g_param_spec_boxed ("stats", "Statistics",
+ "SRT Statistics", GST_TYPE_STRUCTURE,
+ G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));
+
+}
+
+static void
+gst_srt_object_set_enum_value (GstStructure * s, GType enum_type, gpointer key,
+ gpointer value)
+{
+ GEnumClass *enum_class;
+ GEnumValue *enum_value;
+
+ enum_class = g_type_class_ref (enum_type);
+ enum_value = g_enum_get_value_by_nick (enum_class, value);
+
+ if (enum_value) {
+ GValue v = G_VALUE_INIT;
+ g_value_init (&v, enum_type);
+ g_value_set_enum (&v, enum_value->value);
+ gst_structure_set_value (s, key, &v);
+ }
+
+ g_type_class_unref (enum_class);
+}
+
+static void
+gst_srt_object_set_string_value (GstStructure * s, const gchar * key,
+ const gchar * value)
+{
+ GValue v = G_VALUE_INIT;
+ g_value_init (&v, G_TYPE_STRING);
+ g_value_set_static_string (&v, value);
+ gst_structure_set_value (s, key, &v);
+ g_value_unset (&v);
+}
+
+static void
+gst_srt_object_set_uint_value (GstStructure * s, const gchar * key,
+ const gchar * value)
+{
+ GValue v = G_VALUE_INIT;
+ g_value_init (&v, G_TYPE_UINT);
+ g_value_set_uint (&v, (guint) strtoul (value, NULL, 10));
+ gst_structure_set_value (s, key, &v);
+ g_value_unset (&v);
+}
+
+static void
+gst_srt_object_validate_parameters (GstStructure * s, GstUri * uri)
+{
+ GstSRTConnectionMode connection_mode = GST_SRT_CONNECTION_MODE_NONE;
+
+ gst_structure_get_enum (s, "mode", GST_TYPE_SRT_CONNECTION_MODE,
+ (gint *) & connection_mode);
+
+ if (connection_mode == GST_SRT_CONNECTION_MODE_RENDEZVOUS ||
+ connection_mode == GST_SRT_CONNECTION_MODE_LISTENER) {
+ guint local_port;
+ const gchar *local_address = gst_structure_get_string (s, "localaddress");
+
+
+ if (local_address == NULL) {
+ gst_srt_object_set_string_value (s, "localaddress",
+ GST_SRT_DEFAULT_LOCALADDRESS);
+ }
+
+ if (!gst_structure_get_uint (s, "localport", &local_port)) {
+ gst_srt_object_set_uint_value (s, "localport",
+ G_STRINGIFY (GST_SRT_DEFAULT_PORT));
+ }
+ }
+}
+
+gboolean
+gst_srt_object_set_uri (GstSRTObject * srtobject, const gchar * uri,
+ GError ** err)
+{
+ GHashTable *query_table = NULL;
+ GHashTableIter iter;
+ gpointer key, value;
+
+ if (srtobject->opened) {
+ g_warning
+ ("It's not supported to change the 'uri' property when SRT socket is opened.");
+ g_set_error (err, GST_URI_ERROR, GST_URI_ERROR_BAD_STATE,
+ "It's not supported to change the 'uri' property when SRT socket is opened");
+
+ return FALSE;
+ }
+
+ if (!g_str_has_prefix (uri, GST_SRT_DEFAULT_URI_SCHEME)) {
+ g_warning ("Given uri cannot be used for SRT connection.");
+ g_set_error (err, GST_URI_ERROR, GST_URI_ERROR_BAD_URI,
+ "Invalid SRT URI scheme");
+ return FALSE;
+ }
+
+ g_clear_pointer (&srtobject->uri, gst_uri_unref);
+ srtobject->uri = gst_uri_from_string (uri);
+
+ query_table = gst_uri_get_query_table (srtobject->uri);
+
+ GST_DEBUG_OBJECT (srtobject->element,
+ "set uri to (host: %s, port: %d) with %d query strings",
+ gst_uri_get_host (srtobject->uri), gst_uri_get_port (srtobject->uri),
+ query_table == NULL ? 0 : g_hash_table_size (query_table));
+
+ if (!query_table) {
+ GST_DEBUG_OBJECT (srtobject->element, "No parameters from uri");
+ return TRUE;
+ }
+
+ g_hash_table_iter_init (&iter, query_table);
+ while (g_hash_table_iter_next (&iter, &key, &value)) {
+ if (!g_strcmp0 ("mode", key)) {
+ gst_srt_object_set_enum_value (srtobject->parameters,
+ GST_TYPE_SRT_CONNECTION_MODE, key, value);
+ } else if (!g_strcmp0 ("localaddress", key)) {
+ gst_srt_object_set_string_value (srtobject->parameters, key, value);
+ } else if (!g_strcmp0 ("localport", key)) {
+ gst_srt_object_set_uint_value (srtobject->parameters, key, value);
+ } else if (!g_strcmp0 ("passphrase", key)) {
+ gst_srt_object_set_string_value (srtobject->parameters, key, value);
+ } else if (!g_strcmp0 ("pbkeylen", key)) {
+ gst_srt_object_set_enum_value (srtobject->parameters,
+ GST_TYPE_SRT_KEY_LENGTH_BITS, key, value);
+ }
+ }
+
+ g_hash_table_unref (query_table);
+
+ gst_srt_object_validate_parameters (srtobject->parameters, srtobject->uri);
+
+ return TRUE;
+}
+
+static gpointer
+thread_func (gpointer data)
+{
+ GstSRTObject *srtobject = data;
+
+ g_main_loop_run (srtobject->loop);
+
+ return NULL;
+}
+
+static gboolean
+idle_listen_source_cb (gpointer data)
+{
+ GstSRTObject *srtobject = data;
+ SRTSOCKET caller_sock;
+ struct sockaddr caller_sa;
+ gsize caller_sa_len;
+
+ gint poll_timeout;
+
+ SRTSOCKET rsock;
+ gint rsocklen = 1;
+
+ if (!gst_structure_get_int (srtobject->parameters, "poll-timeout",
+ &poll_timeout)) {
+ poll_timeout = GST_SRT_DEFAULT_POLL_TIMEOUT;
+ }
+
+ GST_DEBUG_OBJECT (srtobject->element, "Waiting a request from caller");
+
+ if (srt_epoll_wait (srtobject->listener_poll_id, &rsock,
+ &rsocklen, 0, 0, poll_timeout, NULL, 0, NULL, 0) < 0) {
+ gint srt_errno = srt_getlasterror (NULL);
+
+ if (srt_errno == SRT_ETIMEOUT) {
+ return TRUE;
+ } else {
+ GST_ELEMENT_ERROR (srtobject->element, RESOURCE, FAILED,
+ ("abort polling: %s", srt_getlasterror_str ()), (NULL));
+ return FALSE;
+ }
+ }
+
+ caller_sock =
+ srt_accept (srtobject->listener_sock, &caller_sa, (int *) &caller_sa_len);
+
+ if (caller_sock != SRT_INVALID_SOCK) {
+ SRTCaller *caller;
+ gint flag = SRT_EPOLL_ERR;
+
+ caller = srt_caller_new ();
+ caller->sockaddr =
+ g_socket_address_new_from_native (&caller_sa, caller_sa_len);
+ caller->poll_id = srt_epoll_create ();
+ caller->sock = caller_sock;
+
+ if (gst_uri_handler_get_uri_type (GST_URI_HANDLER
+ (srtobject->element)) == GST_URI_SRC) {
+ flag |= SRT_EPOLL_IN;
+ } else {
+ flag |= SRT_EPOLL_OUT;
+ }
+
+ if (srt_epoll_add_usock (caller->poll_id, caller_sock, &flag)) {
+
+ GST_ELEMENT_ERROR (srtobject->element, RESOURCE, SETTINGS,
+ ("%s", srt_getlasterror_str ()), (NULL));
+
+ srt_caller_free (caller);
+
+ /* try-again */
+ return TRUE;
+ }
+
+ GST_OBJECT_LOCK (srtobject->element);
+ srtobject->callers = g_list_append (srtobject->callers, caller);
+ GST_OBJECT_UNLOCK (srtobject->element);
+
+ g_mutex_lock (&srtobject->sock_lock);
+ g_cond_signal (&srtobject->sock_cond);
+ g_mutex_unlock (&srtobject->sock_lock);
+
+ /* notifying caller-added */
+ if (srtobject->caller_added_closure != NULL) {
+ GValue values[2] = { G_VALUE_INIT };
+
+ g_value_init (&values[0], G_TYPE_INT);
+ g_value_set_int (&values[0], caller->sock);
+
+ g_value_init (&values[1], G_TYPE_SOCKET_ADDRESS);
+ g_value_set_pointer (&values[1], caller->sockaddr);
+
+ g_closure_invoke (srtobject->caller_added_closure, NULL, 2, values, NULL);
+ }
+
+ GST_DEBUG_OBJECT (srtobject->element, "Accept to connect");
+ }
+
+ /* only one caller is allowed if the element is source. */
+ return gst_uri_handler_get_uri_type (GST_URI_HANDLER (srtobject->element)) !=
+ GST_URI_SRC;
+}
+
+static gboolean
+gst_srt_object_wait_connect (GstSRTObject * srtobject,
+ GCancellable * cancellable, gpointer sa, size_t sa_len, GError ** error)
+{
+ SRTSOCKET sock = SRT_INVALID_SOCK;
+ const gchar *local_address = NULL;
+ guint local_port = 0;
+ gint sock_flags = SRT_EPOLL_ERR | SRT_EPOLL_IN;
+
+ gpointer bind_sa;
+ gsize bind_sa_len;
+ GSocketAddress *bind_addr;
+
+ gst_structure_get_uint (srtobject->parameters, "localport", &local_port);
+
+ local_address =
+ gst_structure_get_string (srtobject->parameters, "localaddress");
+
+ bind_addr = g_inet_socket_address_new_from_string (local_address, local_port);
+ bind_sa_len = g_socket_address_get_native_size (bind_addr);
+ bind_sa = g_alloca (bind_sa_len);
+
+ if (!g_socket_address_to_native (bind_addr, bind_sa, bind_sa_len, error)) {
+ goto failed;
+ }
+
+ g_clear_object (&bind_addr);
+
+ sock = srt_socket (AF_INET, SOCK_DGRAM, 0);
+ if (sock == SRT_INVALID_SOCK) {
+ g_set_error (error, GST_LIBRARY_ERROR, GST_LIBRARY_ERROR_INIT, "%s",
+ srt_getlasterror_str ());
+ goto failed;
+ }
+
+ if (!gst_srt_object_set_default_params (sock, error)) {
+ goto failed;
+ }
+
+ GST_DEBUG_OBJECT (srtobject->element, "Binding to %s (port: %d)",
+ local_address, local_port);
+
+ if (srt_bind (sock, bind_sa, bind_sa_len) == SRT_ERROR) {
+ g_set_error (error, GST_RESOURCE_ERROR,
+ GST_RESOURCE_ERROR_OPEN_READ_WRITE, "Cannot bind to %s:%d - %s",
+ local_address, local_port, srt_getlasterror_str ());
+ goto failed;
+ }
+
+ if (srt_epoll_add_usock (srtobject->listener_poll_id, sock, &sock_flags)) {
+ g_set_error (error, GST_LIBRARY_ERROR, GST_LIBRARY_ERROR_SETTINGS, "%s",
+ srt_getlasterror_str ());
+ goto failed;
+ }
+
+ GST_DEBUG_OBJECT (srtobject->element, "Starting to listen on bind socket");
+ if (srt_listen (sock, 1) == SRT_ERROR) {
+ g_set_error (error, GST_RESOURCE_ERROR,
+ GST_RESOURCE_ERROR_OPEN_READ_WRITE, "Cannot listen on bind socket: %s",
+ srt_getlasterror_str ());
+
+ goto failed;
+ }
+
+ srtobject->listener_sock = sock;
+
+ srtobject->context = g_main_context_new ();
+ srtobject->loop = g_main_loop_new (srtobject->context, TRUE);
+
+ srtobject->listener_source = g_idle_source_new ();
+ g_source_set_callback (srtobject->listener_source,
+ (GSourceFunc) idle_listen_source_cb, srtobject, NULL);
+
+ g_source_attach (srtobject->listener_source, srtobject->context);
+
+ srtobject->thread =
+ g_thread_try_new ("GstSRTObjectListener", thread_func, srtobject, error);
+
+ if (*error != NULL) {
+ goto failed;
+ }
+
+ return TRUE;
+
+failed:
+
+ g_clear_pointer (&srtobject->loop, g_main_loop_unref);
+ g_clear_pointer (&srtobject->context, g_main_context_unref);
+
+ if (srtobject->listener_poll_id != SRT_ERROR) {
+ srt_epoll_release (srtobject->listener_poll_id);
+ }
+
+ if (sock != SRT_INVALID_SOCK) {
+ srt_close (sock);
+ }
+
+ g_clear_object (&bind_addr);
+
+ srtobject->listener_poll_id = SRT_ERROR;
+ srtobject->listener_sock = SRT_INVALID_SOCK;
+
+ return FALSE;
+}
+
+static gboolean
+gst_srt_object_connect (GstSRTObject * srtobject,
+ GstSRTConnectionMode connection_mode, gpointer sa, size_t sa_len,
+ GError ** error)
+{
+ SRTSOCKET sock;
+ gint option_val = -1;
+ gint sock_flags = SRT_EPOLL_ERR;
+ guint local_port = 0;
+
+ sock = srt_socket (AF_INET, SOCK_DGRAM, 0);
+ if (sock == SRT_INVALID_SOCK) {
+ g_set_error (error, GST_LIBRARY_ERROR, GST_LIBRARY_ERROR_INIT, "%s",
+ srt_getlasterror_str ());
+ goto failed;
+ }
+
+ if (!gst_srt_object_set_default_params (sock, error)) {
+ goto failed;
+ }
+
+ switch (gst_uri_handler_get_uri_type (GST_URI_HANDLER (srtobject->element))) {
+ case GST_URI_SRC:
+ option_val = 0;
+ sock_flags |= SRT_EPOLL_IN;
+ break;
+ case GST_URI_SINK:
+ option_val = 1;
+ sock_flags |= SRT_EPOLL_OUT;
+ break;
+ default:
+ g_set_error (error, GST_LIBRARY_ERROR, GST_LIBRARY_ERROR_SETTINGS,
+ "Cannot determine stream direction");
+ goto failed;
+ }
+
+ if (srt_setsockopt (sock, 0, SRTO_SENDER, &option_val, sizeof (gint))) {
+ g_set_error (error, GST_LIBRARY_ERROR, GST_LIBRARY_ERROR_SETTINGS, "%s",
+ srt_getlasterror_str ());
+ goto failed;
+ }
+
+ option_val = (connection_mode == GST_SRT_CONNECTION_MODE_RENDEZVOUS);
+ if (srt_setsockopt (sock, 0, SRTO_RENDEZVOUS, &option_val, sizeof (gint))) {
+ g_set_error (error, GST_LIBRARY_ERROR, GST_LIBRARY_ERROR_SETTINGS, "%s",
+ srt_getlasterror_str ());
+ goto failed;
+ }
+
+ gst_structure_get_uint (srtobject->parameters, "localport", &local_port);
+
+ /* According to SRT norm, bind local address and port if specified */
+ if (local_port != 0) {
+ gpointer bind_sa;
+ gsize bind_sa_len;
+ const gchar *local_address =
+ gst_structure_get_string (srtobject->parameters, "localaddress");
+ GSocketAddress *bind_addr =
+ g_inet_socket_address_new_from_string (local_address,
+ local_port);
+
+ bind_sa_len = g_socket_address_get_native_size (bind_addr);
+ bind_sa = g_alloca (bind_sa_len);
+
+ if (!g_socket_address_to_native (bind_addr, bind_sa, bind_sa_len, error)) {
+ g_clear_object (&bind_addr);
+ goto failed;
+ }
+
+ g_clear_object (&bind_addr);
+
+ GST_DEBUG_OBJECT (srtobject->element, "Binding to %s (port: %d)",
+ local_address, local_port);
+
+ if (srt_bind (sock, bind_sa, bind_sa_len) == SRT_ERROR) {
+ g_set_error (error, GST_RESOURCE_ERROR,
+ GST_RESOURCE_ERROR_OPEN_READ_WRITE, "Cannot bind to %s:%d - %s",
+ local_address, local_port, srt_getlasterror_str ());
+ goto failed;
+ }
+ }
+
+ if (srt_epoll_add_usock (srtobject->poll_id, sock, &sock_flags)) {
+ g_set_error (error, GST_LIBRARY_ERROR, GST_LIBRARY_ERROR_SETTINGS, "%s",
+ srt_getlasterror_str ());
+ goto failed;
+ }
+
+ if (srt_connect (sock, sa, sa_len) == SRT_ERROR) {
+ g_set_error (error, GST_RESOURCE_ERROR, GST_RESOURCE_ERROR_OPEN_READ, "%s",
+ srt_getlasterror_str ());
+ goto failed;
+ }
+
+ srtobject->sock = sock;
+
+ return TRUE;
+
+failed:
+
+ if (srtobject->poll_id != SRT_ERROR) {
+ srt_epoll_release (srtobject->poll_id);
+ }
+
+ if (sock != SRT_INVALID_SOCK) {
+ srt_close (sock);
+ }
+
+ srtobject->poll_id = SRT_ERROR;
+ srtobject->sock = SRT_INVALID_SOCK;
+
+ return FALSE;
+}
+
+static gboolean
+gst_srt_object_open_connection (GstSRTObject * srtobject,
+ GCancellable * cancellable, GstSRTConnectionMode connection_mode,
+ gpointer sa, size_t sa_len, GError ** error)
+{
+ gboolean ret = FALSE;
+
+ if (connection_mode == GST_SRT_CONNECTION_MODE_LISTENER) {
+ ret =
+ gst_srt_object_wait_connect (srtobject, cancellable, sa, sa_len, error);
+ } else {
+ ret =
+ gst_srt_object_connect (srtobject, connection_mode, sa, sa_len, error);
+ }
+
+ return ret;
+}
+
+gboolean
+gst_srt_object_open (GstSRTObject * srtobject, GCancellable * cancellable,
+ GError ** error)
+{
+ return gst_srt_object_open_full (srtobject, NULL, NULL, cancellable, error);
+}
+
+gboolean
+gst_srt_object_open_full (GstSRTObject * srtobject,
+ GstSRTObjectCallerAdded caller_added_func,
+ GstSRTObjectCallerRemoved caller_removed_func,
+ GCancellable * cancellable, GError ** error)
+{
+ GSocketAddress *socket_address = NULL;
+ GstSRTConnectionMode connection_mode = GST_SRT_CONNECTION_MODE_NONE;
+
+ gpointer sa;
+ size_t sa_len;
+
+ srtobject->opened = FALSE;
+
+ if (caller_added_func != NULL) {
+ srtobject->caller_added_closure =
+ g_cclosure_new (G_CALLBACK (caller_added_func), srtobject, NULL);
+ }
+
+ if (caller_removed_func != NULL) {
+ srtobject->caller_removed_closure =
+ g_cclosure_new (G_CALLBACK (caller_removed_func), srtobject, NULL);
+ }
+
+ socket_address =
+ g_inet_socket_address_new_from_string (gst_uri_get_host (srtobject->uri),
+ gst_uri_get_port (srtobject->uri));
+
+ if (socket_address == NULL) {
+ g_set_error (error, GST_RESOURCE_ERROR, GST_RESOURCE_ERROR_OPEN_READ,
+ "Invalid host");
+ goto out;
+ }
+
+ /* FIXME: Unfortunately, SRT doesn't support IPv4 currently. */
+ if (g_socket_address_get_family (socket_address) != G_SOCKET_FAMILY_IPV4) {
+ g_set_error (error, GST_RESOURCE_ERROR, GST_RESOURCE_ERROR_OPEN_READ,
+ "SRT supports IPv4 only");
+ goto out;
+ }
+
+ sa_len = g_socket_address_get_native_size (socket_address);
+ sa = g_alloca (sa_len);
+
+ if (!g_socket_address_to_native (socket_address, sa, sa_len, error)) {
+ goto out;
+ }
+
+ GST_DEBUG_OBJECT (srtobject->element,
+ "Opening SRT socket with parameters: %" GST_PTR_FORMAT,
+ srtobject->parameters);
+
+ if (!gst_structure_get_enum (srtobject->parameters,
+ "mode", GST_TYPE_SRT_CONNECTION_MODE, (gint *) & connection_mode)) {
+ GST_WARNING_OBJECT (srtobject->element,
+ "Cannot get connection mode information." " Use default mode");
+ connection_mode = GST_TYPE_SRT_CONNECTION_MODE;
+ }
+
+ srtobject->listener_poll_id = srt_epoll_create ();
+
+ srtobject->opened =
+ gst_srt_object_open_connection
+ (srtobject, cancellable, connection_mode, sa, sa_len, error);
+
+out:
+ g_clear_object (&socket_address);
+
+ return srtobject->opened;
+}
+
+void
+gst_srt_object_close (GstSRTObject * srtobject)
+{
+ if (srtobject->poll_id != SRT_ERROR) {
+ srt_epoll_remove_usock (srtobject->poll_id, srtobject->sock);
+ }
+
+ if (srtobject->sock != SRT_INVALID_SOCK) {
+
+ GST_DEBUG_OBJECT (srtobject->element, "Closing SRT socket (0x%x)",
+ srtobject->sock);
+
+ srt_close (srtobject->sock);
+ srtobject->sock = SRT_INVALID_SOCK;
+ }
+
+ if (srtobject->loop) {
+ g_main_loop_quit (srtobject->loop);
+
+ if (srtobject->listener_poll_id != SRT_ERROR) {
+ srt_epoll_remove_usock (srtobject->listener_poll_id,
+ srtobject->listener_sock);
+ srtobject->listener_poll_id = SRT_ERROR;
+ }
+
+ g_thread_join (srtobject->thread);
+
+ g_clear_pointer (&srtobject->thread, g_thread_unref);
+ g_clear_pointer (&srtobject->loop, g_main_loop_unref);
+ g_clear_pointer (&srtobject->context, g_main_context_unref);
+ }
+
+ if (srtobject->listener_sock != SRT_INVALID_SOCK) {
+ GST_DEBUG_OBJECT (srtobject->element, "Closing SRT listener socket (0x%x)",
+ srtobject->listener_sock);
+
+ srt_close (srtobject->listener_sock);
+ srtobject->listener_sock = SRT_INVALID_SOCK;
+ }
+
+ g_list_foreach (srtobject->callers, (GFunc) srt_caller_invoke_removed_closure,
+ srtobject);
+ g_list_free_full (srtobject->callers, (GDestroyNotify) srt_caller_free);
+
+ g_clear_pointer (&srtobject->caller_added_closure,
+ (GDestroyNotify) g_closure_unref);
+ g_clear_pointer (&srtobject->caller_removed_closure,
+ (GDestroyNotify) g_closure_unref);
+
+ srtobject->opened = FALSE;
+}
+
+static gboolean
+gst_srt_object_wait_caller (GstSRTObject * srtobject,
+ GCancellable * cancellable, GError ** errorj)
+{
+ GST_DEBUG_OBJECT (srtobject->element, "Waiting connection from caller");
+
+ if (g_cancellable_is_cancelled (cancellable)) {
+ return FALSE;
+ }
+
+ g_mutex_lock (&srtobject->sock_lock);
+ g_cond_wait (&srtobject->sock_cond, &srtobject->sock_lock);
+ g_mutex_unlock (&srtobject->sock_lock);
+
+ return TRUE;
+}
+
+gssize
+gst_srt_object_read (GstSRTObject * srtobject,
+ guint8 * data, gsize size, GCancellable * cancellable, GError ** error)
+{
+ gssize len = 0;
+ gint poll_timeout;
+ gint msg_size;
+ GstSRTConnectionMode connection_mode = GST_SRT_CONNECTION_MODE_NONE;
+ gint poll_id;
+
+ /* Only source element can read data */
+ g_return_val_if_fail (gst_uri_handler_get_uri_type (GST_URI_HANDLER
+ (srtobject->element)) == GST_URI_SRC, -1);
+
+ gst_structure_get_enum (srtobject->parameters, "mode",
+ GST_TYPE_SRT_CONNECTION_MODE, (gint *) & connection_mode);
+
+ if (connection_mode == GST_SRT_CONNECTION_MODE_LISTENER) {
+ SRTCaller *caller;
+
+ if (g_list_length (srtobject->callers) < 1) {
+ if (!gst_srt_object_wait_caller (srtobject, cancellable, error)) {
+ return -1;
+ }
+ }
+
+ caller = srtobject->callers->data;
+ poll_id = caller->poll_id;
+
+ } else {
+ poll_id = srtobject->poll_id;
+ }
+
+ if (!gst_structure_get_int (srtobject->parameters, "poll-timeout",
+ &poll_timeout)) {
+ poll_timeout = GST_SRT_DEFAULT_POLL_TIMEOUT;
+ }
+
+ if (!gst_structure_get_int (srtobject->parameters, "msg-size", &msg_size)) {
+ msg_size = GST_SRT_DEFAULT_MSG_SIZE;
+ }
+
+ while (!g_cancellable_is_cancelled (cancellable)) {
+
+ SRTSOCKET rsock;
+ gint rsocklen = 1;
+
+ if (srt_epoll_wait (poll_id, &rsock,
+ &rsocklen, 0, 0, poll_timeout, NULL, 0, NULL, 0) < 0) {
+ continue;
+ }
+
+ if (rsocklen < 0) {
+ GST_WARNING_OBJECT (srtobject->element,
+ "abnormal SRT socket is detected");
+ srt_close (rsock);
+ }
+
+ switch (srt_getsockstate (rsock)) {
+ case SRTS_BROKEN:
+ case SRTS_NONEXIST:
+ case SRTS_CLOSED:
+ if (connection_mode == GST_SRT_CONNECTION_MODE_LISTENER) {
+ /* Caller has been disappeared. */
+ return 0;
+ } else {
+ GST_WARNING_OBJECT (srtobject->element,
+ "Invalid SRT socket. Trying to reconnect");
+ gst_srt_object_close (srtobject);
+ if (!gst_srt_object_open (srtobject, cancellable, error)) {
+ return -1;
+ }
+ continue;
+ }
+ case SRTS_CONNECTED:
+ /* good to go */
+ break;
+ default:
+ /* not-ready */
+ continue;
+ }
+
+ while (len < size) {
+ gint recv;
+ gint rest = size - len;
+
+ /* Workaround for SRT being unhappy about buffers that
+ * are less than the chunk size */
+ if (rest < msg_size)
+ goto out;
+
+ recv = srt_recvmsg (rsock, (char *) (data + len), rest);
+
+ if (recv <= 0)
+ goto out;
+
+ len += recv;
+ }
+ }
+
+out:
+ return len;
+}
+
+void
+gst_srt_object_wakeup (GstSRTObject * srtobject)
+{
+ GstSRTConnectionMode connection_mode = GST_SRT_CONNECTION_MODE_NONE;
+
+ GST_DEBUG_OBJECT (srtobject->element, "waking up SRT");
+
+ /* Removing all socket descriptors from the monitoring list
+ * wakes up SRT's threads. We only have one to remove. */
+ srt_epoll_remove_usock (srtobject->poll_id, srtobject->sock);
+
+ gst_structure_get_enum (srtobject->parameters, "mode",
+ GST_TYPE_SRT_CONNECTION_MODE, (gint *) & connection_mode);
+
+ if (connection_mode == GST_SRT_CONNECTION_MODE_LISTENER) {
+ g_mutex_lock (&srtobject->sock_lock);
+ g_cond_signal (&srtobject->sock_cond);
+ g_mutex_unlock (&srtobject->sock_lock);
+ }
+}
+
+static gboolean
+gst_srt_object_send_headers (GstSRTObject * srtobject, SRTSOCKET sock,
+ gint poll_id, gint poll_timeout, GstBufferList * headers,
+ GCancellable * cancellable)
+{
+ guint size, i;
+
+ if (!headers)
+ return TRUE;
+
+ size = gst_buffer_list_length (headers);
+
+ GST_DEBUG_OBJECT (srtobject->element, "Sending %u stream headers", size);
+
+ for (i = 0; i < size; i++) {
+ SRTSOCKET wsock = sock;
+ gint wsocklen = 1;
+
+ GstBuffer *buffer = gst_buffer_list_get (headers, i);
+ GstMapInfo mapinfo;
+
+ if (g_cancellable_is_cancelled (cancellable)) {
+ return FALSE;
+ }
+
+ if (poll_id > 0 && srt_epoll_wait (poll_id, 0, 0, &wsock,
+ &wsocklen, poll_timeout, NULL, 0, NULL, 0) < 0) {
+ continue;
+ }
+
+ GST_TRACE_OBJECT (srtobject->element, "sending header %u %" GST_PTR_FORMAT,
+ i, buffer);
+
+ if (!gst_buffer_map (buffer, &mapinfo, GST_MAP_READ)) {
+ GST_ELEMENT_ERROR (srtobject->element, RESOURCE, READ,
+ ("Could not map the input stream"), (NULL));
+ return FALSE;
+ }
+
+ if (srt_sendmsg2 (wsock, (char *) mapinfo.data, mapinfo.size,
+ 0) == SRT_ERROR) {
+ GST_ELEMENT_ERROR (srtobject->element, RESOURCE, WRITE, NULL,
+ ("%s", srt_getlasterror_str ()));
+ gst_buffer_unmap (buffer, &mapinfo);
+ return FALSE;
+ }
+
+ gst_buffer_unmap (buffer, &mapinfo);
+ }
+
+ return TRUE;
+}
+
+static gssize
+gst_srt_object_write_to_callers (GstSRTObject * srtobject,
+ GstBufferList * headers,
+ const GstMapInfo * mapinfo, GCancellable * cancellable, GError ** error)
+{
+ GList *callers = srtobject->callers;
+
+ GST_OBJECT_LOCK (srtobject->element);
+ while (callers != NULL) {
+ gssize len = 0;
+ const guint8 *msg = mapinfo->data;
+ gint sent;
+
+ SRTCaller *caller = callers->data;
+ callers = callers->next;
+
+ if (g_cancellable_is_cancelled (cancellable)) {
+ GST_OBJECT_UNLOCK (srtobject->element);
+ return -1;
+ }
+
+ if (!caller->sent_headers) {
+ if (!gst_srt_object_send_headers (srtobject, caller->sock, -1,
+ -1, headers, cancellable)) {
+ goto err;
+ }
+ caller->sent_headers = TRUE;
+ }
+
+ while (len < mapinfo->size) {
+ gint rest = mapinfo->size - len;
+ sent = srt_sendmsg2 (caller->sock, (char *) (msg + len), rest, 0);
+ if (sent < 0) {
+ goto err;
+ }
+ len += sent;
+ }
+
+ continue;
+
+ err:
+ srtobject->callers = g_list_remove (srtobject->callers, caller);
+ srt_caller_invoke_removed_closure (caller, srtobject);
+ GST_OBJECT_UNLOCK (srtobject->element);
+ srt_caller_free (caller);
+ GST_OBJECT_LOCK (srtobject->element);
+ }
+
+ GST_OBJECT_UNLOCK (srtobject->element);
+
+ return mapinfo->size;
+}
+
+static gssize
+gst_srt_object_write_one (GstSRTObject * srtobject,
+ GstBufferList * headers,
+ const GstMapInfo * mapinfo, GCancellable * cancellable, GError ** error)
+{
+ gssize len = 0;
+ gint poll_timeout;
+ const guint8 *msg = mapinfo->data;
+
+ if (!gst_structure_get_int (srtobject->parameters, "poll-timeout",
+ &poll_timeout)) {
+ poll_timeout = GST_SRT_DEFAULT_POLL_TIMEOUT;
+ }
+
+ if (!srtobject->sent_headers) {
+ if (!gst_srt_object_send_headers (srtobject, srtobject->sock,
+ srtobject->poll_id, poll_timeout, headers, cancellable)) {
+ return -1;
+ }
+ srtobject->sent_headers = TRUE;
+ }
+
+ while (len < mapinfo->size) {
+ SRTSOCKET wsock;
+ gint wsocklen = 1;
+
+ gint sent;
+ gint rest = mapinfo->size - len;
+
+ if (g_cancellable_is_cancelled (cancellable)) {
+ break;
+ }
+
+ if (srt_epoll_wait (srtobject->poll_id, 0, 0, &wsock,
+ &wsocklen, poll_timeout, NULL, 0, NULL, 0) < 0) {
+ continue;
+ }
+
+ switch (srt_getsockstate (wsock)) {
+ case SRTS_BROKEN:
+ case SRTS_NONEXIST:
+ case SRTS_CLOSED:
+ GST_WARNING_OBJECT (srtobject->element,
+ "Invalid SRT socket. Trying to reconnect");
+ gst_srt_object_close (srtobject);
+ if (!gst_srt_object_open (srtobject, cancellable, error)) {
+ return -1;
+ }
+ continue;
+ case SRTS_CONNECTED:
+ /* good to go */
+ GST_WARNING_OBJECT (srtobject->element, "good to go");
+ break;
+ default:
+ GST_WARNING_OBJECT (srtobject->element, "not ready");
+ /* not-ready */
+ continue;
+ }
+
+ sent = srt_sendmsg2 (wsock, (char *) (msg + len), rest, 0);
+ if (sent < 0) {
+ GST_ELEMENT_ERROR (srtobject->element, RESOURCE, WRITE, NULL,
+ ("%s", srt_getlasterror_str ()));
+ break;
+ }
+ len += sent;
+ }
+
+ return len;
+}
+
+gssize
+gst_srt_object_write (GstSRTObject * srtobject,
+ GstBufferList * headers,
+ const GstMapInfo * mapinfo, GCancellable * cancellable, GError ** error)
+{
+ gssize len = 0;
+ GstSRTConnectionMode connection_mode = GST_SRT_CONNECTION_MODE_NONE;
+
+ /* Only sink element can write data */
+ g_return_val_if_fail (gst_uri_handler_get_uri_type (GST_URI_HANDLER
+ (srtobject->element)) == GST_URI_SINK, -1);
+
+ gst_structure_get_enum (srtobject->parameters, "mode",
+ GST_TYPE_SRT_CONNECTION_MODE, (gint *) & connection_mode);
+
+ if (connection_mode == GST_SRT_CONNECTION_MODE_LISTENER) {
+ if (g_list_length (srtobject->callers) < 1) {
+ if (!gst_srt_object_wait_caller (srtobject, cancellable, error)) {
+ return -1;
+ }
+ }
+ len =
+ gst_srt_object_write_to_callers (srtobject, headers, mapinfo,
+ cancellable, error);
+ } else {
+ len =
+ gst_srt_object_write_one (srtobject, headers, mapinfo, cancellable,
+ error);
+ }
+
+ return len;
+}
+
+GstStructure *
+gst_srt_object_get_stats (GstSRTObject * srtobject)
+{
+ SRT_TRACEBSTATS stats;
+ int ret;
+ GstStructure *s = gst_structure_new_empty ("application/x-srt-statistics");
+
+ /* FIXME: what if ruinning on listener mode */
+ if (srtobject->sock == SRT_INVALID_SOCK)
+ return s;
+
+ ret = srt_bstats (srtobject->sock, &stats, 0);
+
+ if (ret >= 0) {
+ gst_structure_set (s,
+ /* number of sent data packets, including retransmissions */
+ "packets-sent", G_TYPE_INT64, stats.pktSent,
+ /* number of lost packets (sender side) */
+ "packets-sent-lost", G_TYPE_INT, stats.pktSndLoss,
+ /* number of retransmitted packets */
+ "packets-retransmitted", G_TYPE_INT, stats.pktRetrans,
+ /* number of received ACK packets */
+ "packet-ack-received", G_TYPE_INT, stats.pktRecvACK,
+ /* number of received NAK packets */
+ "packet-nack-received", G_TYPE_INT, stats.pktRecvNAK,
+ /* time duration when UDT is sending data (idle time exclusive) */
+ "send-duration-us", G_TYPE_INT64, stats.usSndDuration,
+ /* number of sent data bytes, including retransmissions */
+ "bytes-sent", G_TYPE_UINT64, stats.byteSent,
+ /* number of retransmitted bytes */
+ "bytes-retransmitted", G_TYPE_UINT64, stats.byteRetrans,
+ /* number of too-late-to-send dropped bytes */
+ "bytes-sent-dropped", G_TYPE_UINT64, stats.byteSndDrop,
+ /* number of too-late-to-send dropped packets */
+ "packets-sent-dropped", G_TYPE_INT, stats.pktSndDrop,
+ /* sending rate in Mb/s */
+ "send-rate-mbps", G_TYPE_DOUBLE, stats.msRTT,
+ /* estimated bandwidth, in Mb/s */
+ "bandwidth-mbps", G_TYPE_DOUBLE, stats.mbpsBandwidth,
+ /* busy sending time (i.e., idle time exclusive) */
+ "send-duration-us", G_TYPE_UINT64, stats.usSndDuration,
+ "rtt-ms", G_TYPE_DOUBLE, stats.msRTT,
+ "negotiated-latency-ms", G_TYPE_INT, stats.msSndTsbPdDelay, NULL);
+ }
+
+ return s;
+}
--- /dev/null
+/* GStreamer
+ * Copyright (C) 2018, Collabora Ltd.
+ * Copyright (C) 2018, SK Telecom, Co., Ltd.
+ * Author: Jeongseok Kim <jeongseok.kim@sk.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., 51 Franklin St, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#ifndef __GST_SRT_OBJECT_H__
+#define __GST_SRT_OBJECT_H__
+
+#include "gstsrt-enums.h"
+#include "gstsrt-enumtypes.h"
+
+#include <gio/gio.h>
+#include <srt/srt.h>
+
+G_BEGIN_DECLS
+
+#define GST_SRT_DEFAULT_URI_SCHEME "srt"
+#define GST_SRT_DEFAULT_PORT 7001
+#define GST_SRT_DEFAULT_HOST "127.0.0.1"
+#define GST_SRT_DEFAULT_LOCALADDRESS "0.0.0.0"
+#define GST_SRT_DEFAULT_URI GST_SRT_DEFAULT_URI_SCHEME"://"GST_SRT_DEFAULT_HOST":"G_STRINGIFY(GST_SRT_DEFAULT_PORT)
+
+#define GST_SRT_DEFAULT_MODE GST_SRT_CONNECTION_MODE_CALLER
+#define GST_SRT_DEFAULT_PBKEYLEN GST_SRT_KEY_LENGTH_BITS_128
+#define GST_SRT_DEFAULT_POLL_TIMEOUT -1
+#define GST_SRT_DEFAULT_LATENCY 125
+#define GST_SRT_DEFAULT_MSG_SIZE 1316
+#define GST_SRT_DEFAULT_KEY_LENGTH 16
+
+typedef struct _GstSRTObject GstSRTObject;
+
+struct _GstSRTObject
+{
+ GstElement *element;
+ GstUri *uri;
+
+ GstStructure *parameters;
+ gboolean opened;
+ SRTSOCKET sock;
+ gint poll_id;
+ gboolean sent_headers;
+
+ GMutex sock_lock;
+ GCond sock_cond;
+
+ GTask *listener_task;
+ SRTSOCKET listener_sock;
+ gint listener_poll_id;
+
+ GMainLoop *loop;
+ GMainContext *context;
+ GSource *listener_source;
+ GThread *thread;
+
+ GList *callers;
+
+ GClosure *caller_added_closure;
+ GClosure *caller_removed_closure;
+};
+
+
+typedef void (*GstSRTObjectCallerAdded) (int sock, GSocketAddress *addr, GstSRTObject * srtobject);
+
+typedef void (*GstSRTObjectCallerRemoved) (int sock, GSocketAddress *addr, GstSRTObject * srtobject);
+
+GstSRTObject *gst_srt_object_new (GstElement *element);
+
+void gst_srt_object_destroy (GstSRTObject *srtobject);
+
+gboolean gst_srt_object_open (GstSRTObject *srtobject,
+ GCancellable *cancellable,
+ GError **error);
+
+gboolean gst_srt_object_open_full (GstSRTObject *srtobject,
+ GstSRTObjectCallerAdded caller_added_func,
+ GstSRTObjectCallerRemoved caller_removed_func,
+ GCancellable *cancellable,
+ GError **error);
+
+void gst_srt_object_close (GstSRTObject *srtobject);
+
+gboolean gst_srt_object_set_property_helper (GstSRTObject *srtobject,
+ guint prop_id, const GValue * value,
+ GParamSpec * pspec);
+
+gboolean gst_srt_object_get_property_helper (GstSRTObject *srtobject,
+ guint prop_id, GValue * value,
+ GParamSpec * pspec);
+
+void gst_srt_object_install_properties_helper (GObjectClass *gobject_class);
+
+gboolean gst_srt_object_set_uri (GstSRTObject * srtobject, const gchar *uri, GError ** err);
+
+gssize gst_srt_object_read (GstSRTObject * srtobject,
+ guint8 *data, gsize size,
+ GCancellable *cancellable,
+ GError **err);
+
+gssize gst_srt_object_write (GstSRTObject * srtobject,
+ GstBufferList * headers,
+ const GstMapInfo * mapinfo,
+ GCancellable *cancellable,
+ GError **err);
+
+void gst_srt_object_wakeup (GstSRTObject * srtobject);
+
+GstStructure *gst_srt_object_get_stats (GstSRTObject * srtobject);
+
+G_END_DECLS
+
+#endif // __GST_SRT_OBJECT_H__
+++ /dev/null
-/* GStreamer SRT plugin based on libsrt
- * Copyright (C) 2017, Collabora Ltd.
- * Author:Justin Kim <justin.kim@collabora.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., 51 Franklin St, Fifth Floor,
- * Boston, MA 02110-1301, USA.
- */
-
-/**
- * SECTION:element-srtserversink
- * @title: srtserversink
- *
- * srtserversink is a network sink that sends <ulink url="http://www.srtalliance.org/">SRT</ulink>
- * packets to the network. Although SRT is an UDP-based protocol, srtserversink works like
- * a server socket of connection-oriented protocol.
- *
- * <refsect2>
- * <title>Examples</title>
- * |[
- * gst-launch-1.0 -v audiotestsrc ! srtserversink
- * ]| This pipeline shows how to serve SRT packets through the default port.
- * </refsect2>
- *
- */
-
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
-
-#include "gstsrtserversink.h"
-#include "gstsrt.h"
-#include <srt/srt.h>
-#include <gio/gio.h>
-
-#define SRT_DEFAULT_POLL_TIMEOUT -1
-
-static GstStaticPadTemplate sink_template = GST_STATIC_PAD_TEMPLATE ("sink",
- GST_PAD_SINK,
- GST_PAD_ALWAYS,
- GST_STATIC_CAPS_ANY);
-
-#define GST_CAT_DEFAULT gst_debug_srt_server_sink
-GST_DEBUG_CATEGORY (GST_CAT_DEFAULT);
-
-struct _GstSRTServerSinkPrivate
-{
- gboolean cancelled;
-
- SRTSOCKET sock;
- gint poll_id;
- gint poll_timeout;
-
- GMainLoop *loop;
- GMainContext *context;
- GSource *server_source;
- GThread *thread;
-
- GList *clients;
-};
-
-#define GST_SRT_SERVER_SINK_GET_PRIVATE(obj) \
- (G_TYPE_INSTANCE_GET_PRIVATE ((obj), GST_TYPE_SRT_SERVER_SINK, GstSRTServerSinkPrivate))
-
-enum
-{
- PROP_POLL_TIMEOUT = 1,
- PROP_STATS,
- /*< private > */
- PROP_LAST
-};
-
-static GParamSpec *properties[PROP_LAST];
-
-enum
-{
- SIG_CLIENT_ADDED,
- SIG_CLIENT_REMOVED,
-
- LAST_SIGNAL
-};
-
-static guint signals[LAST_SIGNAL] = { 0 };
-
-#define gst_srt_server_sink_parent_class parent_class
-G_DEFINE_TYPE_WITH_CODE (GstSRTServerSink, gst_srt_server_sink,
- GST_TYPE_SRT_BASE_SINK, G_ADD_PRIVATE (GstSRTServerSink)
- GST_DEBUG_CATEGORY_INIT (GST_CAT_DEFAULT, "srtserversink", 0,
- "SRT Server Sink"));
-
-typedef struct
-{
- int sock;
- GSocketAddress *sockaddr;
- gboolean sent_headers;
-} SRTClient;
-
-static SRTClient *
-srt_client_new (void)
-{
- SRTClient *client = g_new0 (SRTClient, 1);
- client->sock = SRT_INVALID_SOCK;
- return client;
-}
-
-static void
-srt_client_free (SRTClient * client)
-{
- g_return_if_fail (client != NULL);
-
- g_clear_object (&client->sockaddr);
-
- if (client->sock != SRT_INVALID_SOCK) {
- srt_close (client->sock);
- }
-
- g_free (client);
-}
-
-static void
-srt_emit_client_removed (SRTClient * client, gpointer user_data)
-{
- GstSRTServerSink *self = GST_SRT_SERVER_SINK (user_data);
- g_return_if_fail (client != NULL && GST_IS_SRT_SERVER_SINK (self));
-
- g_signal_emit (self, signals[SIG_CLIENT_REMOVED], 0, client->sock,
- client->sockaddr);
-}
-
-static void
-gst_srt_server_sink_get_property (GObject * object,
- guint prop_id, GValue * value, GParamSpec * pspec)
-{
- GstSRTServerSink *self = GST_SRT_SERVER_SINK (object);
- GstSRTServerSinkPrivate *priv = GST_SRT_SERVER_SINK_GET_PRIVATE (self);
-
- switch (prop_id) {
- case PROP_POLL_TIMEOUT:
- g_value_set_int (value, priv->poll_timeout);
- break;
- case PROP_STATS:
- {
- GList *item;
-
- GST_OBJECT_LOCK (self);
- for (item = priv->clients; item; item = item->next) {
- SRTClient *client = item->data;
- GValue tmp = G_VALUE_INIT;
-
- g_value_init (&tmp, GST_TYPE_STRUCTURE);
- g_value_take_boxed (&tmp, gst_srt_base_sink_get_stats (client->sockaddr,
- client->sock));
- gst_value_array_append_and_take_value (value, &tmp);
- }
- GST_OBJECT_UNLOCK (self);
- break;
- }
- default:
- G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
- break;
- }
-}
-
-static void
-gst_srt_server_sink_set_property (GObject * object,
- guint prop_id, const GValue * value, GParamSpec * pspec)
-{
- GstSRTServerSink *self = GST_SRT_SERVER_SINK (object);
- GstSRTServerSinkPrivate *priv = GST_SRT_SERVER_SINK_GET_PRIVATE (self);
-
- switch (prop_id) {
- case PROP_POLL_TIMEOUT:
- priv->poll_timeout = g_value_get_int (value);
- break;
- default:
- G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
- break;
- }
-}
-
-static gboolean
-idle_listen_callback (gpointer data)
-{
- GstSRTServerSink *self = GST_SRT_SERVER_SINK (data);
- GstSRTServerSinkPrivate *priv = GST_SRT_SERVER_SINK_GET_PRIVATE (self);
- gboolean ret = TRUE;
-
- SRTClient *client;
- SRTSOCKET ready[2];
- struct sockaddr sa;
- int sa_len;
-
- if (srt_epoll_wait (priv->poll_id, ready, &(int) {
- 2}, 0, 0, priv->poll_timeout, 0, 0, 0, 0) == -1) {
- int srt_errno = srt_getlasterror (NULL);
-
- if (srt_errno != SRT_ETIMEOUT) {
- GST_ELEMENT_ERROR (self, RESOURCE, FAILED,
- ("SRT error: %s", srt_getlasterror_str ()), (NULL));
- ret = FALSE;
- goto out;
- }
-
- /* Mimicking cancellable */
- if (srt_errno == SRT_ETIMEOUT && priv->cancelled) {
- GST_DEBUG_OBJECT (self, "Cancelled waiting for client");
- ret = FALSE;
- goto out;
- }
- }
-
- client = srt_client_new ();
- client->sock = srt_accept (priv->sock, &sa, &sa_len);
-
- if (client->sock == SRT_INVALID_SOCK) {
- GST_WARNING_OBJECT (self, "detected invalid SRT client socket (reason: %s)",
- srt_getlasterror_str ());
- srt_clearlasterror ();
- srt_client_free (client);
- ret = FALSE;
- goto out;
- }
-
- client->sockaddr = g_socket_address_new_from_native (&sa, sa_len);
-
- GST_OBJECT_LOCK (self);
- priv->clients = g_list_append (priv->clients, client);
- GST_OBJECT_UNLOCK (self);
-
- g_signal_emit (self, signals[SIG_CLIENT_ADDED], 0, client->sock,
- client->sockaddr);
- GST_DEBUG_OBJECT (self, "client added");
-
-out:
- return ret;
-}
-
-static gpointer
-thread_func (gpointer data)
-{
- GstSRTServerSink *self = GST_SRT_SERVER_SINK (data);
- GstSRTServerSinkPrivate *priv = GST_SRT_SERVER_SINK_GET_PRIVATE (self);
-
- g_main_loop_run (priv->loop);
-
- return NULL;
-}
-
-static gboolean
-gst_srt_server_sink_start (GstBaseSink * sink)
-{
- GstSRTServerSink *self = GST_SRT_SERVER_SINK (sink);
- GstSRTServerSinkPrivate *priv = GST_SRT_SERVER_SINK_GET_PRIVATE (self);
- GstSRTBaseSink *base = GST_SRT_BASE_SINK (sink);
- GstUri *uri = gst_uri_ref (GST_SRT_BASE_SINK (self)->uri);
- GError *error = NULL;
- gboolean ret = TRUE;
- const gchar *host;
-
- if (gst_uri_get_port (uri) == GST_URI_NO_PORT) {
- GST_ELEMENT_ERROR (sink, RESOURCE, OPEN_WRITE, NULL, (("Invalid port")));
- return FALSE;
- }
-
- host = gst_uri_get_host (uri);
-
- priv->sock = gst_srt_server_listen (GST_ELEMENT (self),
- TRUE, host, gst_uri_get_port (uri),
- base->latency, &priv->poll_id, base->passphrase, base->key_length);
-
- if (priv->sock == SRT_INVALID_SOCK) {
- GST_ERROR_OBJECT (sink, "Failed to create srt socket");
- goto failed;
- }
-
- priv->context = g_main_context_new ();
-
- priv->server_source = g_idle_source_new ();
- g_source_set_callback (priv->server_source,
- (GSourceFunc) idle_listen_callback, gst_object_ref (self),
- (GDestroyNotify) gst_object_unref);
-
- g_source_attach (priv->server_source, priv->context);
- priv->loop = g_main_loop_new (priv->context, TRUE);
-
- priv->thread = g_thread_try_new ("srtserversink", thread_func, self, &error);
- if (error != NULL) {
- GST_WARNING_OBJECT (self, "failed to create thread (reason: %s)",
- error->message);
- ret = FALSE;
- }
-
- g_clear_pointer (&uri, gst_uri_unref);
-
- return ret;
-
-failed:
- if (priv->poll_id != SRT_ERROR) {
- srt_epoll_release (priv->poll_id);
- priv->poll_id = SRT_ERROR;
- }
-
- if (priv->sock != SRT_INVALID_SOCK) {
- srt_close (priv->sock);
- priv->sock = SRT_INVALID_SOCK;
- }
-
- g_clear_error (&error);
- g_clear_pointer (&uri, gst_uri_unref);
-
- return FALSE;
-}
-
-static gboolean
-send_buffer_internal (GstSRTBaseSink * sink,
- const GstMapInfo * mapinfo, gpointer user_data)
-{
- SRTClient *client = user_data;
-
- if (srt_sendmsg2 (client->sock, (char *) mapinfo->data, mapinfo->size,
- 0) == SRT_ERROR) {
- GST_WARNING_OBJECT (sink, "%s", srt_getlasterror_str ());
- return FALSE;
- }
-
- return TRUE;
-}
-
-static gboolean
-gst_srt_server_sink_send_buffer (GstSRTBaseSink * sink,
- const GstMapInfo * mapinfo)
-{
- GstSRTServerSink *self = GST_SRT_SERVER_SINK (sink);
- GstSRTServerSinkPrivate *priv = GST_SRT_SERVER_SINK_GET_PRIVATE (self);
- GList *clients = priv->clients;
-
- GST_OBJECT_LOCK (sink);
- while (clients != NULL) {
- SRTClient *client = clients->data;
- clients = clients->next;
-
- if (!client->sent_headers) {
- if (!gst_srt_base_sink_send_headers (sink, send_buffer_internal, client))
- goto err;
-
- client->sent_headers = TRUE;
- }
-
- if (!send_buffer_internal (sink, mapinfo, client))
- goto err;
-
- continue;
-
- err:
- priv->clients = g_list_remove (priv->clients, client);
- GST_OBJECT_UNLOCK (sink);
- g_signal_emit (self, signals[SIG_CLIENT_REMOVED], 0, client->sock,
- client->sockaddr);
- srt_client_free (client);
- GST_OBJECT_LOCK (sink);
- }
- GST_OBJECT_UNLOCK (sink);
-
- return TRUE;
-}
-
-static gboolean
-gst_srt_server_sink_stop (GstBaseSink * sink)
-{
- GstSRTServerSink *self = GST_SRT_SERVER_SINK (sink);
- GstSRTServerSinkPrivate *priv = GST_SRT_SERVER_SINK_GET_PRIVATE (self);
- GList *clients;
-
- GST_DEBUG_OBJECT (self, "closing client sockets");
-
- GST_OBJECT_LOCK (sink);
- clients = priv->clients;
- priv->clients = NULL;
- GST_OBJECT_UNLOCK (sink);
-
- g_list_foreach (clients, (GFunc) srt_emit_client_removed, self);
- g_list_free_full (clients, (GDestroyNotify) srt_client_free);
-
- GST_DEBUG_OBJECT (self, "closing SRT connection");
- srt_epoll_remove_usock (priv->poll_id, priv->sock);
- srt_epoll_release (priv->poll_id);
- srt_close (priv->sock);
-
- if (priv->loop) {
- g_main_loop_quit (priv->loop);
- g_thread_join (priv->thread);
- g_clear_pointer (&priv->loop, g_main_loop_unref);
- g_clear_pointer (&priv->thread, g_thread_unref);
- }
-
- if (priv->server_source) {
- g_source_destroy (priv->server_source);
- g_clear_pointer (&priv->server_source, g_source_unref);
- }
-
- g_clear_pointer (&priv->context, g_main_context_unref);
-
- return GST_BASE_SINK_CLASS (parent_class)->stop (sink);
-}
-
-static gboolean
-gst_srt_server_sink_unlock (GstBaseSink * sink)
-{
- GstSRTServerSink *self = GST_SRT_SERVER_SINK (sink);
- GstSRTServerSinkPrivate *priv = GST_SRT_SERVER_SINK_GET_PRIVATE (self);
-
- priv->cancelled = TRUE;
-
- return TRUE;
-}
-
-static gboolean
-gst_srt_server_sink_unlock_stop (GstBaseSink * sink)
-{
- GstSRTServerSink *self = GST_SRT_SERVER_SINK (sink);
- GstSRTServerSinkPrivate *priv = GST_SRT_SERVER_SINK_GET_PRIVATE (self);
-
- priv->cancelled = FALSE;
-
- return TRUE;
-}
-
-static void
-gst_srt_server_sink_class_init (GstSRTServerSinkClass * klass)
-{
- GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
- GstElementClass *gstelement_class = GST_ELEMENT_CLASS (klass);
- GstBaseSinkClass *gstbasesink_class = GST_BASE_SINK_CLASS (klass);
- GstSRTBaseSinkClass *gstsrtbasesink_class = GST_SRT_BASE_SINK_CLASS (klass);
-
- gobject_class->set_property = gst_srt_server_sink_set_property;
- gobject_class->get_property = gst_srt_server_sink_get_property;
-
- properties[PROP_POLL_TIMEOUT] =
- g_param_spec_int ("poll-timeout", "Poll Timeout",
- "Return poll wait after timeout miliseconds (-1 = infinite)", -1,
- G_MAXINT32, SRT_DEFAULT_POLL_TIMEOUT,
- G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
-
- properties[PROP_STATS] = gst_param_spec_array ("stats", "Statistics",
- "Array of GstStructures containing SRT statistics",
- g_param_spec_boxed ("stats", "Statistics",
- "Statistics for one client", GST_TYPE_STRUCTURE,
- G_PARAM_READABLE | G_PARAM_STATIC_STRINGS),
- G_PARAM_READABLE | G_PARAM_STATIC_STRINGS);
-
- g_object_class_install_properties (gobject_class, PROP_LAST, properties);
-
- /**
- * GstSRTServerSink::client-added:
- * @gstsrtserversink: the srtserversink element that emitted this signal
- * @sock: the client socket descriptor that was added to srtserversink
- * @addr: the pointer of "struct sockaddr" that describes the @sock
- * @addr_len: the length of @addr
- *
- * The given socket descriptor was added to srtserversink.
- */
- signals[SIG_CLIENT_ADDED] =
- g_signal_new ("client-added", G_TYPE_FROM_CLASS (klass),
- G_SIGNAL_RUN_LAST, G_STRUCT_OFFSET (GstSRTServerSinkClass, client_added),
- NULL, NULL, g_cclosure_marshal_generic, G_TYPE_NONE,
- 2, G_TYPE_INT, G_TYPE_SOCKET_ADDRESS);
-
- /**
- * GstSRTServerSink::client-removed:
- * @gstsrtserversink: the srtserversink element that emitted this signal
- * @sock: the client socket descriptor that was added to srtserversink
- * @addr: the pointer of "struct sockaddr" that describes the @sock
- * @addr_len: the length of @addr
- *
- * The given socket descriptor was removed from srtserversink.
- */
- signals[SIG_CLIENT_REMOVED] =
- g_signal_new ("client-removed", G_TYPE_FROM_CLASS (klass),
- G_SIGNAL_RUN_LAST, G_STRUCT_OFFSET (GstSRTServerSinkClass,
- client_removed), NULL, NULL, g_cclosure_marshal_generic, G_TYPE_NONE,
- 2, G_TYPE_INT, G_TYPE_SOCKET_ADDRESS);
-
- gst_element_class_add_static_pad_template (gstelement_class, &sink_template);
- gst_element_class_set_metadata (gstelement_class,
- "SRT server sink", "Sink/Network",
- "Send data over the network via SRT",
- "Justin Kim <justin.kim@collabora.com>");
-
- gstbasesink_class->start = GST_DEBUG_FUNCPTR (gst_srt_server_sink_start);
- gstbasesink_class->stop = GST_DEBUG_FUNCPTR (gst_srt_server_sink_stop);
- gstbasesink_class->unlock = GST_DEBUG_FUNCPTR (gst_srt_server_sink_unlock);
- gstbasesink_class->unlock_stop =
- GST_DEBUG_FUNCPTR (gst_srt_server_sink_unlock_stop);
-
- gstsrtbasesink_class->send_buffer =
- GST_DEBUG_FUNCPTR (gst_srt_server_sink_send_buffer);
-}
-
-static void
-gst_srt_server_sink_init (GstSRTServerSink * self)
-{
- GstSRTServerSinkPrivate *priv = GST_SRT_SERVER_SINK_GET_PRIVATE (self);
- priv->poll_timeout = SRT_DEFAULT_POLL_TIMEOUT;
-}
+++ /dev/null
-/* GStreamer
- * Copyright (C) 2017, Collabora Ltd.
- * Author:Justin Kim <justin.kim@collabora.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., 51 Franklin St, Fifth Floor,
- * Boston, MA 02110-1301, USA.
- */
-
-#ifndef __GST_SRT_SERVER_SINK_H__
-#define __GST_SRT_SERVER_SINK_H__
-
-#include "gstsrtbasesink.h"
-
-G_BEGIN_DECLS
-
-#define GST_TYPE_SRT_SERVER_SINK (gst_srt_server_sink_get_type ())
-#define GST_IS_SRT_SERVER_SINK(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_SRT_SERVER_SINK))
-#define GST_IS_SRT_SERVER_SINK_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_SRT_SERVER_SINK))
-#define GST_SRT_SERVER_SINK_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_SRT_SERVER_SINK, GstSRTServerSinkClass))
-#define GST_SRT_SERVER_SINK(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_SRT_SERVER_SINK, GstSRTServerSink))
-#define GST_SRT_SERVER_SINK_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_SRT_SERVER_SINK, GstSRTServerSinkClass))
-#define GST_SRT_SERVER_SINK_CAST(obj) ((GstSRTServerSink*)(obj))
-#define GST_SRT_SERVER_SINK_CLASS_CAST(klass) ((GstSRTServerSinkClass*)(klass))
-
-typedef struct _GstSRTServerSink GstSRTServerSink;
-typedef struct _GstSRTServerSinkClass GstSRTServerSinkClass;
-typedef struct _GstSRTServerSinkPrivate GstSRTServerSinkPrivate;
-
-struct _GstSRTServerSink {
- GstSRTBaseSink parent;
-
- /*< private >*/
- gpointer _gst_reserved[GST_PADDING];
-};
-
-struct _GstSRTServerSinkClass {
- GstSRTBaseSinkClass parent_class;
-
- void (*client_added) (GstSRTServerSink *self, int sock, GSocketAddress *addr);
- void (*client_removed) (GstSRTServerSink *self, int sock, GSocketAddress *addr);
-
- gpointer _gst_reserved[GST_PADDING_LARGE];
-};
-
-GST_EXPORT
-GType gst_srt_server_sink_get_type (void);
-
-G_END_DECLS
-
-#endif /* __GST_SRT_SERVER_SINK_H__ */
+++ /dev/null
-/* GStreamer SRT plugin based on libsrt
- * Copyright (C) 2017, Collabora Ltd.
- * Author:Justin Kim <justin.kim@collabora.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., 51 Franklin St, Fifth Floor,
- * Boston, MA 02110-1301, USA.
- */
-
-/**
- * SECTION:element-srtserversrc
- * @title: srtserversrc
- *
- * srtserversrc is a network source that reads <ulink url="http://www.srtalliance.org/">SRT</ulink>
- * packets from the network. Although SRT is a protocol based on UDP, srtserversrc works like
- * a server socket of connection-oriented protocol, but it accepts to only one client connection.
- *
- * <refsect2>
- * <title>Examples</title>
- * |[
- * gst-launch-1.0 -v srtserversrc uri="srt://:7001" ! fakesink
- * ]| This pipeline shows how to bind SRT server by setting #GstSRTServerSrc:uri property.
- * </refsect2>
- *
- */
-
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
-
-#include "gstsrtserversrc.h"
-#include "gstsrt.h"
-#include <gio/gio.h>
-
-#define SRT_DEFAULT_POLL_TIMEOUT 100
-
-static GstStaticPadTemplate src_template = GST_STATIC_PAD_TEMPLATE ("src",
- GST_PAD_SRC,
- GST_PAD_ALWAYS,
- GST_STATIC_CAPS_ANY);
-
-#define GST_CAT_DEFAULT gst_debug_srt_server_src
-GST_DEBUG_CATEGORY (GST_CAT_DEFAULT);
-
-struct _GstSRTServerSrcPrivate
-{
- SRTSOCKET sock;
- SRTSOCKET client_sock;
- GSocketAddress *client_sockaddr;
-
- gint poll_id;
- gint poll_timeout;
-
- gboolean has_client;
- gboolean cancelled;
-};
-
-#define GST_SRT_SERVER_SRC_GET_PRIVATE(obj) \
- (G_TYPE_INSTANCE_GET_PRIVATE ((obj), GST_TYPE_SRT_SERVER_SRC, GstSRTServerSrcPrivate))
-
-enum
-{
- PROP_POLL_TIMEOUT = 1,
-
- /*< private > */
- PROP_LAST
-};
-
-static GParamSpec *properties[PROP_LAST];
-
-enum
-{
- SIG_CLIENT_ADDED,
- SIG_CLIENT_CLOSED,
-
- LAST_SIGNAL
-};
-
-static guint signals[LAST_SIGNAL] = { 0 };
-
-#define gst_srt_server_src_parent_class parent_class
-G_DEFINE_TYPE_WITH_CODE (GstSRTServerSrc, gst_srt_server_src,
- GST_TYPE_SRT_BASE_SRC, G_ADD_PRIVATE (GstSRTServerSrc)
- GST_DEBUG_CATEGORY_INIT (GST_CAT_DEFAULT, "srtserversrc", 0,
- "SRT Server Source"));
-
-static void
-gst_srt_server_src_get_property (GObject * object,
- guint prop_id, GValue * value, GParamSpec * pspec)
-{
- GstSRTServerSrc *self = GST_SRT_SERVER_SRC (object);
- GstSRTServerSrcPrivate *priv = GST_SRT_SERVER_SRC_GET_PRIVATE (self);
-
- switch (prop_id) {
- case PROP_POLL_TIMEOUT:
- g_value_set_int (value, priv->poll_timeout);
- break;
- default:
- G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
- break;
- }
-}
-
-static void
-gst_srt_server_src_set_property (GObject * object,
- guint prop_id, const GValue * value, GParamSpec * pspec)
-{
- GstSRTServerSrc *self = GST_SRT_SERVER_SRC (object);
- GstSRTServerSrcPrivate *priv = GST_SRT_SERVER_SRC_GET_PRIVATE (self);
-
- switch (prop_id) {
- case PROP_POLL_TIMEOUT:
- priv->poll_timeout = g_value_get_int (value);
- break;
- default:
- G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
- break;
- }
-}
-
-static void
-gst_srt_server_src_finalize (GObject * object)
-{
- GstSRTServerSrc *self = GST_SRT_SERVER_SRC (object);
- GstSRTServerSrcPrivate *priv = GST_SRT_SERVER_SRC_GET_PRIVATE (self);
-
- if (priv->poll_id != SRT_ERROR) {
- srt_epoll_release (priv->poll_id);
- priv->poll_id = SRT_ERROR;
- }
-
- if (priv->sock != SRT_ERROR) {
- srt_close (priv->sock);
- priv->sock = SRT_ERROR;
- }
-
- G_OBJECT_CLASS (parent_class)->finalize (object);
-}
-
-static GstFlowReturn
-gst_srt_server_src_fill (GstPushSrc * src, GstBuffer * outbuf)
-{
- GstSRTServerSrc *self = GST_SRT_SERVER_SRC (src);
- GstSRTServerSrcPrivate *priv = GST_SRT_SERVER_SRC_GET_PRIVATE (self);
- GstFlowReturn ret = GST_FLOW_OK;
- GstMapInfo info;
- SRTSOCKET ready[2];
- gint recv_len;
- struct sockaddr client_sa;
- size_t client_sa_len;
-
- while (!priv->has_client) {
- GST_DEBUG_OBJECT (self, "poll wait (timeout: %d)", priv->poll_timeout);
-
- if (srt_epoll_wait (priv->poll_id, ready, &(int) {
- 2}, 0, 0, priv->poll_timeout, 0, 0, 0, 0) == -1) {
- int srt_errno = srt_getlasterror (NULL);
-
- /* Assuming that timeout error is normal */
- if (srt_errno != SRT_ETIMEOUT) {
- GST_ELEMENT_ERROR (src, RESOURCE, FAILED,
- ("SRT error: %s", srt_getlasterror_str ()), (NULL));
-
- return GST_FLOW_ERROR;
- }
-
- /* Mimicking cancellable */
- if (srt_errno == SRT_ETIMEOUT && priv->cancelled) {
- GST_DEBUG_OBJECT (self, "Cancelled waiting for client");
- return GST_FLOW_FLUSHING;
- }
-
- continue;
- }
-
- priv->client_sock =
- srt_accept (priv->sock, &client_sa, (int *) &client_sa_len);
-
- GST_DEBUG_OBJECT (self, "checking client sock");
- if (priv->client_sock == SRT_INVALID_SOCK) {
- GST_WARNING_OBJECT (self,
- "detected invalid SRT client socket (reason: %s)",
- srt_getlasterror_str ());
- srt_clearlasterror ();
- } else {
- priv->has_client = TRUE;
- g_clear_object (&priv->client_sockaddr);
- priv->client_sockaddr = g_socket_address_new_from_native (&client_sa,
- client_sa_len);
- g_signal_emit (self, signals[SIG_CLIENT_ADDED], 0,
- priv->client_sock, priv->client_sockaddr);
- }
- }
-
- GST_DEBUG_OBJECT (self, "filling buffer");
-
- if (!gst_buffer_map (outbuf, &info, GST_MAP_WRITE)) {
- GST_ELEMENT_ERROR (src, RESOURCE, WRITE,
- ("Could not map the output stream"), (NULL));
- ret = GST_FLOW_ERROR;
- goto out;
- }
-
- recv_len = srt_recvmsg (priv->client_sock, (char *) info.data,
- gst_buffer_get_size (outbuf));
-
- gst_buffer_unmap (outbuf, &info);
-
- if (recv_len == SRT_ERROR) {
- GST_WARNING_OBJECT (self, "%s", srt_getlasterror_str ());
-
- g_signal_emit (self, signals[SIG_CLIENT_CLOSED], 0,
- priv->client_sock, priv->client_sockaddr);
-
- srt_close (priv->client_sock);
- priv->client_sock = SRT_INVALID_SOCK;
- g_clear_object (&priv->client_sockaddr);
- priv->has_client = FALSE;
- gst_buffer_resize (outbuf, 0, 0);
- ret = GST_FLOW_OK;
- goto out;
- } else if (recv_len == 0) {
- ret = GST_FLOW_EOS;
- goto out;
- }
-
- gst_buffer_resize (outbuf, 0, recv_len);
-
- GST_LOG_OBJECT (src, "filled buffer from _get of size %" G_GSIZE_FORMAT,
- gst_buffer_get_size (outbuf));
-
-out:
- return ret;
-}
-
-static gboolean
-gst_srt_server_src_start (GstBaseSrc * src)
-{
- GstSRTServerSrc *self = GST_SRT_SERVER_SRC (src);
- GstSRTServerSrcPrivate *priv = GST_SRT_SERVER_SRC_GET_PRIVATE (self);
- GstSRTBaseSrc *base = GST_SRT_BASE_SRC (src);
- GstUri *uri = gst_uri_ref (base->uri);
- const gchar *host;
-
- if (gst_uri_get_port (uri) == GST_URI_NO_PORT) {
- GST_ELEMENT_ERROR (src, RESOURCE, OPEN_WRITE, NULL, (("Invalid port")));
- return FALSE;
- }
-
- host = gst_uri_get_host (uri);
-
- priv->sock = gst_srt_server_listen (GST_ELEMENT (self),
- FALSE, host, gst_uri_get_port (uri),
- base->latency, &priv->poll_id, base->passphrase, base->key_length);
-
- if (priv->sock == SRT_INVALID_SOCK) {
- GST_ERROR_OBJECT (src, "Failed to create srt socket");
- goto failed;
- }
-
- g_clear_pointer (&uri, gst_uri_unref);
-
- return TRUE;
-
-failed:
- if (priv->poll_id != SRT_ERROR) {
- srt_epoll_release (priv->poll_id);
- priv->poll_id = SRT_ERROR;
- }
-
- if (priv->sock != SRT_ERROR) {
- srt_close (priv->sock);
- priv->sock = SRT_ERROR;
- }
-
- g_clear_pointer (&uri, gst_uri_unref);
-
- return FALSE;
-}
-
-static gboolean
-gst_srt_server_src_stop (GstBaseSrc * src)
-{
- GstSRTServerSrc *self = GST_SRT_SERVER_SRC (src);
- GstSRTServerSrcPrivate *priv = GST_SRT_SERVER_SRC_GET_PRIVATE (self);
-
- if (priv->client_sock != SRT_INVALID_SOCK) {
- g_signal_emit (self, signals[SIG_CLIENT_CLOSED], 0,
- priv->client_sock, priv->client_sockaddr);
- srt_close (priv->client_sock);
- g_clear_object (&priv->client_sockaddr);
- priv->client_sock = SRT_INVALID_SOCK;
- priv->has_client = FALSE;
- }
-
- if (priv->poll_id != SRT_ERROR) {
- srt_epoll_remove_usock (priv->poll_id, priv->sock);
- srt_epoll_release (priv->poll_id);
- priv->poll_id = SRT_ERROR;
- }
-
- if (priv->sock != SRT_INVALID_SOCK) {
- GST_DEBUG_OBJECT (self, "closing SRT connection");
- srt_close (priv->sock);
- priv->sock = SRT_INVALID_SOCK;
- }
-
- priv->cancelled = FALSE;
-
- return TRUE;
-}
-
-static gboolean
-gst_srt_server_src_unlock (GstBaseSrc * src)
-{
- GstSRTServerSrc *self = GST_SRT_SERVER_SRC (src);
- GstSRTServerSrcPrivate *priv = GST_SRT_SERVER_SRC_GET_PRIVATE (self);
-
- priv->cancelled = TRUE;
-
- return TRUE;
-}
-
-static gboolean
-gst_srt_server_src_unlock_stop (GstBaseSrc * src)
-{
- GstSRTServerSrc *self = GST_SRT_SERVER_SRC (src);
- GstSRTServerSrcPrivate *priv = GST_SRT_SERVER_SRC_GET_PRIVATE (self);
-
- priv->cancelled = FALSE;
-
- return TRUE;
-}
-
-static void
-gst_srt_server_src_class_init (GstSRTServerSrcClass * klass)
-{
- GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
- GstElementClass *gstelement_class = GST_ELEMENT_CLASS (klass);
- GstBaseSrcClass *gstbasesrc_class = GST_BASE_SRC_CLASS (klass);
- GstPushSrcClass *gstpushsrc_class = GST_PUSH_SRC_CLASS (klass);
-
- gobject_class->set_property = gst_srt_server_src_set_property;
- gobject_class->get_property = gst_srt_server_src_get_property;
- gobject_class->finalize = gst_srt_server_src_finalize;
-
- /**
- * GstSRTServerSrc:poll-timeout:
- *
- * The timeout(ms) value when polling SRT socket. For #GstSRTServerSrc,
- * this value shouldn't be set as -1 (infinite) because "srt_epoll_wait"
- * isn't cancellable unless closing the socket.
- */
- properties[PROP_POLL_TIMEOUT] =
- g_param_spec_int ("poll-timeout", "Poll timeout",
- "Return poll wait after timeout miliseconds", 0, G_MAXINT32,
- SRT_DEFAULT_POLL_TIMEOUT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
-
- g_object_class_install_properties (gobject_class, PROP_LAST, properties);
-
- /**
- * GstSRTServerSrc::client-added:
- * @gstsrtserversrc: the srtserversrc element that emitted this signal
- * @sock: the client socket descriptor that was added to srtserversrc
- * @addr: the pointer of "struct sockaddr" that describes the @sock
- * @addr_len: the length of @addr
- *
- * The given socket descriptor was added to srtserversrc.
- */
- signals[SIG_CLIENT_ADDED] =
- g_signal_new ("client-added", G_TYPE_FROM_CLASS (klass),
- G_SIGNAL_RUN_LAST, G_STRUCT_OFFSET (GstSRTServerSrcClass, client_added),
- NULL, NULL, g_cclosure_marshal_generic, G_TYPE_NONE,
- 2, G_TYPE_INT, G_TYPE_SOCKET_ADDRESS);
-
- /**
- * GstSRTServerSrc::client-closed:
- * @gstsrtserversrc: the srtserversrc element that emitted this signal
- * @sock: the client socket descriptor that was added to srtserversrc
- * @addr: the pointer of "struct sockaddr" that describes the @sock
- * @addr_len: the length of @addr
- *
- * The given socket descriptor was closed.
- */
- signals[SIG_CLIENT_CLOSED] =
- g_signal_new ("client-closed", G_TYPE_FROM_CLASS (klass),
- G_SIGNAL_RUN_LAST, G_STRUCT_OFFSET (GstSRTServerSrcClass, client_closed),
- NULL, NULL, g_cclosure_marshal_generic, G_TYPE_NONE,
- 2, G_TYPE_INT, G_TYPE_SOCKET_ADDRESS);
-
- gst_element_class_add_static_pad_template (gstelement_class, &src_template);
- gst_element_class_set_metadata (gstelement_class,
- "SRT Server source", "Source/Network",
- "Receive data over the network via SRT",
- "Justin Kim <justin.kim@collabora.com>");
-
- gstbasesrc_class->start = GST_DEBUG_FUNCPTR (gst_srt_server_src_start);
- gstbasesrc_class->stop = GST_DEBUG_FUNCPTR (gst_srt_server_src_stop);
- gstbasesrc_class->unlock = GST_DEBUG_FUNCPTR (gst_srt_server_src_unlock);
- gstbasesrc_class->unlock_stop =
- GST_DEBUG_FUNCPTR (gst_srt_server_src_unlock_stop);
-
- gstpushsrc_class->fill = GST_DEBUG_FUNCPTR (gst_srt_server_src_fill);
-}
-
-static void
-gst_srt_server_src_init (GstSRTServerSrc * self)
-{
- GstSRTServerSrcPrivate *priv = GST_SRT_SERVER_SRC_GET_PRIVATE (self);
-
- priv->sock = SRT_INVALID_SOCK;
- priv->client_sock = SRT_INVALID_SOCK;
- priv->poll_id = SRT_ERROR;
- priv->poll_timeout = SRT_DEFAULT_POLL_TIMEOUT;
-}
+++ /dev/null
-/* GStreamer
- * Copyright (C) 2017, Collabora Ltd.
- * Author:Justin Kim <justin.kim@collabora.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., 51 Franklin St, Fifth Floor,
- * Boston, MA 02110-1301, USA.
- */
-
-#ifndef __GST_SRT_SERVER_SRC_H__
-#define __GST_SRT_SERVER_SRC_H__
-
-#include "gstsrtbasesrc.h"
-#include <gio/gio.h>
-#include <srt/srt.h>
-
-G_BEGIN_DECLS
-
-#define GST_TYPE_SRT_SERVER_SRC (gst_srt_server_src_get_type ())
-#define GST_IS_SRT_SERVER_SRC(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_SRT_SERVER_SRC))
-#define GST_IS_SRT_SERVER_SRC_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_SRT_SERVER_SRC))
-#define GST_SRT_SERVER_SRC_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_SRT_SERVER_SRC, GstSRTServerSrcClass))
-#define GST_SRT_SERVER_SRC(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_SRT_SERVER_SRC, GstSRTServerSrc))
-#define GST_SRT_SERVER_SRC_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_SRT_SERVER_SRC, GstSRTServerSrcClass))
-#define GST_SRT_SERVER_SRC_CAST(obj) ((GstSRTServerSrc*)(obj))
-#define GST_SRT_SERVER_SRC_CLASS_CAST(klass) ((GstSRTServerSrcClass*)(klass))
-
-typedef struct _GstSRTServerSrc GstSRTServerSrc;
-typedef struct _GstSRTServerSrcClass GstSRTServerSrcClass;
-typedef struct _GstSRTServerSrcPrivate GstSRTServerSrcPrivate;
-
-struct _GstSRTServerSrc {
- GstSRTBaseSrc parent;
-
- /*< private >*/
- gpointer _gst_reserved[GST_PADDING];
-};
-
-struct _GstSRTServerSrcClass {
- GstSRTBaseSrcClass parent_class;
-
- void (*client_added) (GstSRTServerSrc *self, int sock, GSocketAddress *addr);
- void (*client_closed) (GstSRTServerSrc *self, int sock, GSocketAddress *addr);
-
- gpointer _gst_reserved[GST_PADDING_LARGE];
-};
-
-GST_EXPORT
-GType gst_srt_server_src_get_type (void);
-
-G_END_DECLS
-
-#endif /* __GST_SRT_SERVER_SRC_H__ */
--- /dev/null
+/* GStreamer
+ * Copyright (C) 2018, Collabora Ltd.
+ * Copyright (C) 2018, SK Telecom, Co., Ltd.
+ * Author: Jeongseok Kim <jeongseok.kim@sk.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., 51 Franklin St, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ */
+
+/**
+ * SECTION:element-srtsink
+ * @title: srtsink
+ *
+ * srtsink is a network sink that sends <ulink url="http://www.srtalliance.org/">SRT</ulink>
+ * packets to the network.
+ *
+ * <refsect2>
+ * <title>Examples</title>
+ * |[
+ * gst-launch-1.0 -v audiotestsrc ! srtsink uri://host?mode=caller
+ * ]| This pipeline shows how to serve SRT packets through the default port.
+ *
+ * |[
+ * gst-launch-1.0 -v audiotestsrc ! srtsink uri://host:port?mode=listener
+ * ]| This pipeline shows how to wait SRT callers.
+ * </refsect2>
+ *
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include "gstsrtsink.h"
+
+static GstStaticPadTemplate sink_template = GST_STATIC_PAD_TEMPLATE ("sink",
+ GST_PAD_SINK,
+ GST_PAD_ALWAYS,
+ GST_STATIC_CAPS_ANY);
+
+#define GST_CAT_DEFAULT gst_debug_srt_sink
+GST_DEBUG_CATEGORY (GST_CAT_DEFAULT);
+
+enum
+{
+ SIG_CALLER_ADDED,
+ SIG_CALLER_REMOVED,
+
+ LAST_SIGNAL
+};
+
+static guint signals[LAST_SIGNAL] = { 0 };
+
+static void gst_srt_sink_uri_handler_init (gpointer g_iface,
+ gpointer iface_data);
+static gchar *gst_srt_sink_uri_get_uri (GstURIHandler * handler);
+static gboolean gst_srt_sink_uri_set_uri (GstURIHandler * handler,
+ const gchar * uri, GError ** error);
+
+#define gst_srt_sink_parent_class parent_class
+G_DEFINE_TYPE_WITH_CODE (GstSRTSink, gst_srt_sink,
+ GST_TYPE_BASE_SINK,
+ G_IMPLEMENT_INTERFACE (GST_TYPE_URI_HANDLER, gst_srt_sink_uri_handler_init)
+ GST_DEBUG_CATEGORY_INIT (GST_CAT_DEFAULT, "srtsink", 0, "SRT Sink"));
+
+static void
+gst_srt_sink_set_property (GObject * object,
+ guint prop_id, const GValue * value, GParamSpec * pspec)
+{
+ GstSRTSink *self = GST_SRT_SINK (object);
+
+ if (!gst_srt_object_set_property_helper (self->srtobject, prop_id, value,
+ pspec)) {
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ }
+}
+
+static void
+gst_srt_sink_get_property (GObject * object,
+ guint prop_id, GValue * value, GParamSpec * pspec)
+{
+ GstSRTSink *self = GST_SRT_SINK (object);
+
+ if (!gst_srt_object_get_property_helper (self->srtobject, prop_id, value,
+ pspec)) {
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ }
+}
+
+static void
+gst_srt_sink_finalize (GObject * object)
+{
+ GstSRTSink *self = GST_SRT_SINK (object);
+
+ g_clear_object (&self->cancellable);
+ gst_srt_object_destroy (self->srtobject);
+
+ G_OBJECT_CLASS (parent_class)->finalize (object);
+}
+
+static void
+gst_srt_sink_init (GstSRTSink * self)
+{
+ self->srtobject = gst_srt_object_new (GST_ELEMENT (self));
+ self->cancellable = g_cancellable_new ();
+
+ gst_srt_object_set_uri (self->srtobject, GST_SRT_DEFAULT_URI, NULL);
+}
+
+static void
+gst_srt_sink_caller_added_cb (int sock, GSocketAddress * addr,
+ GstSRTObject * srtobject)
+{
+ g_signal_emit (srtobject->element, signals[SIG_CALLER_ADDED], 0, sock, addr);
+}
+
+static void
+gst_srt_sink_caller_removed_cb (int sock, GSocketAddress * addr,
+ GstSRTObject * srtobject)
+{
+ g_signal_emit (srtobject->element, signals[SIG_CALLER_REMOVED], 0, sock,
+ addr);
+}
+
+static gboolean
+gst_srt_sink_start (GstBaseSink * bsink)
+{
+ GstSRTSink *self = GST_SRT_SINK (bsink);
+ GstSRTConnectionMode connection_mode = GST_SRT_CONNECTION_MODE_NONE;
+
+ GError *error = NULL;
+ gboolean ret = FALSE;
+
+ gst_structure_get_enum (self->srtobject->parameters, "mode",
+ GST_TYPE_SRT_CONNECTION_MODE, (gint *) & connection_mode);
+
+ if (connection_mode == GST_SRT_CONNECTION_MODE_LISTENER) {
+ ret =
+ gst_srt_object_open_full (self->srtobject, gst_srt_sink_caller_added_cb,
+ gst_srt_sink_caller_removed_cb, self->cancellable, &error);
+ } else {
+ ret = gst_srt_object_open (self->srtobject, self->cancellable, &error);
+ }
+
+ if (!ret) {
+ GST_WARNING_OBJECT (self, "Failed to open SRT: %s", error->message);
+ g_clear_error (&error);
+ }
+
+ return ret;
+}
+
+static gboolean
+gst_srt_sink_stop (GstBaseSink * bsink)
+{
+ GstSRTSink *self = GST_SRT_SINK (bsink);
+
+ gst_srt_object_close (self->srtobject);
+
+ return TRUE;
+}
+
+static GstFlowReturn
+gst_srt_sink_render (GstBaseSink * sink, GstBuffer * buffer)
+{
+ GstSRTSink *self = GST_SRT_SINK (sink);
+ GstFlowReturn ret = GST_FLOW_OK;
+ GstMapInfo info;
+ GError *error = NULL;
+
+ if (g_cancellable_is_cancelled (self->cancellable)) {
+ ret = GST_FLOW_FLUSHING;
+ }
+
+ if (self->headers && GST_BUFFER_FLAG_IS_SET (buffer, GST_BUFFER_FLAG_HEADER)) {
+ GST_DEBUG_OBJECT (self, "Have streamheaders,"
+ " ignoring header %" GST_PTR_FORMAT, buffer);
+ return GST_FLOW_OK;
+ }
+
+ if (!gst_buffer_map (buffer, &info, GST_MAP_READ)) {
+ GST_ELEMENT_ERROR (self, RESOURCE, READ,
+ ("Could not map the input stream"), (NULL));
+ return GST_FLOW_ERROR;
+ }
+
+ if (gst_srt_object_write (self->srtobject, self->headers, &info,
+ self->cancellable, &error) < 0) {
+ ret = GST_FLOW_ERROR;
+ }
+
+ gst_buffer_unmap (buffer, &info);
+
+ GST_TRACE_OBJECT (self, "sending buffer %p, offset %"
+ G_GINT64_FORMAT ", offset_end %" G_GINT64_FORMAT
+ ", timestamp %" GST_TIME_FORMAT ", duration %" GST_TIME_FORMAT
+ ", size %" G_GSIZE_FORMAT,
+ buffer, GST_BUFFER_OFFSET (buffer),
+ GST_BUFFER_OFFSET_END (buffer),
+ GST_TIME_ARGS (GST_BUFFER_TIMESTAMP (buffer)),
+ GST_TIME_ARGS (GST_BUFFER_DURATION (buffer)),
+ gst_buffer_get_size (buffer));
+
+ return ret;
+}
+
+static gboolean
+gst_srt_sink_unlock (GstBaseSink * bsink)
+{
+ GstSRTSink *self = GST_SRT_SINK (bsink);
+
+ g_cancellable_cancel (self->cancellable);
+ gst_srt_object_wakeup (self->srtobject);
+
+ return TRUE;
+}
+
+static gboolean
+gst_srt_sink_unlock_stop (GstBaseSink * bsink)
+{
+ GstSRTSink *self = GST_SRT_SINK (bsink);
+
+ g_cancellable_reset (self->cancellable);
+
+ return TRUE;
+}
+
+static gboolean
+gst_srt_sink_set_caps (GstBaseSink * bsink, GstCaps * caps)
+{
+ GstSRTSink *self = GST_SRT_SINK (bsink);
+ GstStructure *s;
+ const GValue *streamheader;
+
+ GST_DEBUG_OBJECT (self, "setcaps %" GST_PTR_FORMAT, caps);
+
+ g_clear_pointer (&self->headers, gst_buffer_list_unref);
+
+ s = gst_caps_get_structure (caps, 0);
+ streamheader = gst_structure_get_value (s, "streamheader");
+
+ if (!streamheader) {
+ GST_DEBUG_OBJECT (self, "'streamheader' field not present");
+ } else if (GST_VALUE_HOLDS_BUFFER (streamheader)) {
+ GST_DEBUG_OBJECT (self, "'streamheader' field holds buffer");
+ self->headers = gst_buffer_list_new_sized (1);
+ gst_buffer_list_add (self->headers, g_value_dup_boxed (streamheader));
+ } else if (GST_VALUE_HOLDS_ARRAY (streamheader)) {
+ guint i, size;
+
+ GST_DEBUG_OBJECT (self, "'streamheader' field holds array");
+
+ size = gst_value_array_get_size (streamheader);
+ self->headers = gst_buffer_list_new_sized (size);
+
+ for (i = 0; i < size; i++) {
+ const GValue *v = gst_value_array_get_value (streamheader, i);
+ if (!GST_VALUE_HOLDS_BUFFER (v)) {
+ GST_ERROR_OBJECT (self, "'streamheader' item of unexpected type '%s'",
+ G_VALUE_TYPE_NAME (v));
+ return FALSE;
+ }
+
+ gst_buffer_list_add (self->headers, g_value_dup_boxed (v));
+ }
+ } else {
+ GST_ERROR_OBJECT (self, "'streamheader' field has unexpected type '%s'",
+ G_VALUE_TYPE_NAME (streamheader));
+ return FALSE;
+ }
+
+ GST_DEBUG_OBJECT (self, "Collected streamheaders: %u buffers",
+ self->headers ? gst_buffer_list_length (self->headers) : 0);
+
+ return TRUE;
+}
+
+static void
+gst_srt_sink_class_init (GstSRTSinkClass * klass)
+{
+ GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
+ GstElementClass *gstelement_class = GST_ELEMENT_CLASS (klass);
+ GstBaseSinkClass *gstbasesink_class = GST_BASE_SINK_CLASS (klass);
+
+ gobject_class->set_property = gst_srt_sink_set_property;
+ gobject_class->get_property = gst_srt_sink_get_property;
+ gobject_class->finalize = gst_srt_sink_finalize;
+
+ /**
+ * GstSRTSink::caller-added:
+ * @gstsrtsink: the srtsink element that emitted this signal
+ * @sock: the client socket descriptor that was added to srtsink
+ * @addr: the #GSocketAddress that describes the @sock
+ *
+ * The given socket descriptor was added to srtsink.
+ */
+ signals[SIG_CALLER_ADDED] =
+ g_signal_new ("caller-added", G_TYPE_FROM_CLASS (klass),
+ G_SIGNAL_RUN_LAST, G_STRUCT_OFFSET (GstSRTSinkClass, caller_added),
+ NULL, NULL, g_cclosure_marshal_generic, G_TYPE_NONE,
+ 2, G_TYPE_INT, G_TYPE_SOCKET_ADDRESS);
+
+ /**
+ * GstSRTSink::caller-removed:
+ * @gstsrtsink: the srtsink element that emitted this signal
+ * @sock: the client socket descriptor that was added to srtsink
+ * @addr: the #GSocketAddress that describes the @sock
+ *
+ * The given socket descriptor was removed from srtsink.
+ */
+ signals[SIG_CALLER_REMOVED] =
+ g_signal_new ("caller-removed", G_TYPE_FROM_CLASS (klass),
+ G_SIGNAL_RUN_LAST, G_STRUCT_OFFSET (GstSRTSinkClass,
+ caller_added), NULL, NULL, g_cclosure_marshal_generic, G_TYPE_NONE,
+ 2, G_TYPE_INT, G_TYPE_SOCKET_ADDRESS);
+
+ gst_srt_object_install_properties_helper (gobject_class);
+
+ gst_element_class_add_static_pad_template (gstelement_class, &sink_template);
+ gst_element_class_set_metadata (gstelement_class,
+ "SRT sink", "Sink/Network",
+ "Send data over the network via SRT",
+ "Justin Kim <justin.joy.9to5@gmail.com>");
+
+ gstbasesink_class->start = GST_DEBUG_FUNCPTR (gst_srt_sink_start);
+ gstbasesink_class->stop = GST_DEBUG_FUNCPTR (gst_srt_sink_stop);
+ gstbasesink_class->render = GST_DEBUG_FUNCPTR (gst_srt_sink_render);
+ gstbasesink_class->unlock = GST_DEBUG_FUNCPTR (gst_srt_sink_unlock);
+ gstbasesink_class->unlock_stop = GST_DEBUG_FUNCPTR (gst_srt_sink_unlock_stop);
+ gstbasesink_class->set_caps = GST_DEBUG_FUNCPTR (gst_srt_sink_set_caps);
+
+}
+
+static GstURIType
+gst_srt_sink_uri_get_type (GType type)
+{
+ return GST_URI_SINK;
+}
+
+static const gchar *const *
+gst_srt_sink_uri_get_protocols (GType type)
+{
+ static const gchar *protocols[] = { GST_SRT_DEFAULT_URI_SCHEME, NULL };
+
+ return protocols;
+}
+
+static gchar *
+gst_srt_sink_uri_get_uri (GstURIHandler * handler)
+{
+ gchar *uri_str;
+ GstSRTSink *self = GST_SRT_SINK (handler);
+
+ GST_OBJECT_LOCK (self);
+ uri_str = gst_uri_to_string (self->srtobject->uri);
+ GST_OBJECT_UNLOCK (self);
+
+ return uri_str;
+}
+
+static gboolean
+gst_srt_sink_uri_set_uri (GstURIHandler * handler,
+ const gchar * uri, GError ** error)
+{
+ GstSRTSink *self = GST_SRT_SINK (handler);
+
+ return gst_srt_object_set_uri (self->srtobject, uri, error);
+}
+
+static void
+gst_srt_sink_uri_handler_init (gpointer g_iface, gpointer iface_data)
+{
+ GstURIHandlerInterface *iface = (GstURIHandlerInterface *) g_iface;
+
+ iface->get_type = gst_srt_sink_uri_get_type;
+ iface->get_protocols = gst_srt_sink_uri_get_protocols;
+ iface->get_uri = gst_srt_sink_uri_get_uri;
+ iface->set_uri = gst_srt_sink_uri_set_uri;
+}
--- /dev/null
+/* GStreamer
+ * Copyright (C) 2018, Collabora Ltd.
+ * Copyright (C) 2018, SK Telecom, Co., Ltd.
+ * Author: Jeongseok Kim <jeongseok.kim@sk.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., 51 Franklin St, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#ifndef __GST_SRT_SINK_H__
+#define __GST_SRT_SINK_H__
+
+#include <gst/gst.h>
+#include <gst/base/gstbasesink.h>
+#include <gio/gio.h>
+
+#include "gstsrtobject.h"
+
+G_BEGIN_DECLS
+
+#define GST_TYPE_SRT_SINK (gst_srt_sink_get_type ())
+#define GST_IS_SRT_SINK(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_SRT_SINK))
+#define GST_IS_SRT_SINK_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_SRT_SINK))
+#define GST_SRT_SINK_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_SRT_SINK, GstSRTSinkClass))
+#define GST_SRT_SINK(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_SRT_SINK, GstSRTSink))
+#define GST_SRT_SINK_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_SRT_SINK, GstSRTSinkClass))
+#define GST_SRT_SINK_CAST(obj) ((GstSRTSink*)(obj))
+#define GST_SRT_SINK_CLASS_CAST(klass) ((GstSRTSinkClass*)(klass))
+
+typedef struct _GstSRTSink GstSRTSink;
+typedef struct _GstSRTSinkClass GstSRTSinkClass;
+
+struct _GstSRTSink {
+ GstBaseSink parent;
+
+ GstBufferList *headers;
+
+ GstSRTObject *srtobject;
+ GCancellable *cancellable;
+};
+
+struct _GstSRTSinkClass {
+ GstBaseSinkClass parent_class;
+
+ void (*caller_added) (GstSRTSink *self, int sock, GSocketAddress * addr);
+ void (*caller_removed) (GstSRTSink *self, int sock, GSocketAddress * addr);
+};
+
+GType gst_srt_sink_get_type (void);
+
+G_END_DECLS
+
+#endif // __GST_SRT_SINK_H__
--- /dev/null
+/* GStreamer
+ * Copyright (C) 2018, Collabora Ltd.
+ * Copyright (C) 2018, SK Telecom, Co., Ltd.
+ * Author: Jeongseok Kim <jeongseok.kim@sk.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., 51 Franklin St, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ */
+
+/**
+ * SECTION:element-srtsrc
+ * @title: srtsrc
+ *
+ * srtsrc is a network source that reads <ulink url="http://www.srtalliance.org/">SRT</ulink>
+ * packets from the network.
+ *
+ * <refsect2>
+ * <title>Examples</title>
+ * |[
+ * gst-launch-1.0 -v srtsrc uri="srt://127.0.0.1:7001" ! fakesink
+ * ]| This pipeline shows how to connect SRT server by setting #GstSRTSrc:uri property.
+ *
+ * |[
+ * gst-launch-1.0 -v srtsrc uri="srt://127.0.0.1:7001?mode=listener" ! fakesink
+ * ]| This pipeline shows how to wait SRT connection by setting #GstSRTSrc:uri property.
+ *
+ * |[
+ * gst-launch-1.0 -v srtclientsrc uri="srt://192.168.1.10:7001?mode=rendez-vous" ! fakesink
+ * ]| This pipeline shows how to connect SRT server by setting #GstSRTSrc:uri property and using the rendez-vous mode.
+ * </refsect2>
+ *
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include "gstsrtsrc.h"
+
+static GstStaticPadTemplate src_template = GST_STATIC_PAD_TEMPLATE ("src",
+ GST_PAD_SRC,
+ GST_PAD_ALWAYS,
+ GST_STATIC_CAPS_ANY);
+
+#define GST_CAT_DEFAULT gst_debug_srt_src
+GST_DEBUG_CATEGORY (GST_CAT_DEFAULT);
+
+enum
+{
+ SIG_CALLER_ADDED,
+ SIG_CALLER_REMOVED,
+
+ LAST_SIGNAL
+};
+
+static guint signals[LAST_SIGNAL] = { 0 };
+
+static void gst_srt_src_uri_handler_init (gpointer g_iface,
+ gpointer iface_data);
+static gchar *gst_srt_src_uri_get_uri (GstURIHandler * handler);
+static gboolean gst_srt_src_uri_set_uri (GstURIHandler * handler,
+ const gchar * uri, GError ** error);
+
+#define gst_srt_src_parent_class parent_class
+G_DEFINE_TYPE_WITH_CODE (GstSRTSrc, gst_srt_src,
+ GST_TYPE_PUSH_SRC,
+ G_IMPLEMENT_INTERFACE (GST_TYPE_URI_HANDLER, gst_srt_src_uri_handler_init)
+ GST_DEBUG_CATEGORY_INIT (GST_CAT_DEFAULT, "srtsrc", 0, "SRT Source"));
+
+static void
+gst_srt_src_caller_added_cb (int sock, GSocketAddress * addr,
+ GstSRTObject * srtobject)
+{
+ g_signal_emit (srtobject->element, signals[SIG_CALLER_ADDED], 0, sock, addr);
+}
+
+static void
+gst_srt_src_caller_removed_cb (int sock, GSocketAddress * addr,
+ GstSRTObject * srtobject)
+{
+ g_signal_emit (srtobject->element, signals[SIG_CALLER_REMOVED], 0, sock,
+ addr);
+}
+
+static gboolean
+gst_srt_src_start (GstBaseSrc * bsrc)
+{
+ GstSRTSrc *self = GST_SRT_SRC (bsrc);
+ GError *error = NULL;
+ gboolean ret = FALSE;
+ GstSRTConnectionMode connection_mode = GST_SRT_CONNECTION_MODE_NONE;
+
+ gst_structure_get_enum (self->srtobject->parameters, "mode",
+ GST_TYPE_SRT_CONNECTION_MODE, (gint *) & connection_mode);
+
+ if (connection_mode == GST_SRT_CONNECTION_MODE_LISTENER) {
+ ret =
+ gst_srt_object_open_full (self->srtobject, gst_srt_src_caller_added_cb,
+ gst_srt_src_caller_removed_cb, self->cancellable, &error);
+ } else {
+ ret = gst_srt_object_open (self->srtobject, self->cancellable, &error);
+ }
+
+ if (!ret) {
+ GST_WARNING_OBJECT (self, "Failed to open SRT: %s", error->message);
+ g_clear_error (&error);
+ }
+
+ return ret;
+}
+
+static gboolean
+gst_srt_src_stop (GstBaseSrc * bsrc)
+{
+ GstSRTSrc *self = GST_SRT_SRC (bsrc);
+
+ gst_srt_object_close (self->srtobject);
+
+ return TRUE;
+}
+
+static GstFlowReturn
+gst_srt_src_fill (GstPushSrc * src, GstBuffer * outbuf)
+{
+ GstSRTSrc *self = GST_SRT_SRC (src);
+ GstFlowReturn ret = GST_FLOW_OK;
+ GstMapInfo info;
+ GError *err = NULL;
+ gssize recv_len;
+
+ if (g_cancellable_is_cancelled (self->cancellable)) {
+ ret = GST_FLOW_FLUSHING;
+ }
+
+ if (!gst_buffer_map (outbuf, &info, GST_MAP_WRITE)) {
+ GST_ELEMENT_ERROR (src, RESOURCE, READ,
+ ("Could not map the buffer for writing "), (NULL));
+ ret = GST_FLOW_ERROR;
+ goto out;
+ }
+
+ recv_len = gst_srt_object_read (self->srtobject, info.data,
+ gst_buffer_get_size (outbuf), self->cancellable, &err);
+
+ gst_buffer_unmap (outbuf, &info);
+
+ if (g_cancellable_is_cancelled (self->cancellable)) {
+ ret = GST_FLOW_FLUSHING;
+ goto out;
+ }
+
+ if (recv_len < 0) {
+ GST_ELEMENT_ERROR (src, RESOURCE, READ, (NULL), ("%s", err->message));
+ ret = GST_FLOW_ERROR;
+ g_clear_error (&err);
+ goto out;
+ } else if (recv_len == 0) {
+ ret = GST_FLOW_EOS;
+ goto out;
+ }
+
+ gst_buffer_resize (outbuf, 0, recv_len);
+
+ GST_LOG_OBJECT (src,
+ "filled buffer from _get of size %" G_GSIZE_FORMAT ", ts %"
+ GST_TIME_FORMAT ", dur %" GST_TIME_FORMAT
+ ", offset %" G_GINT64_FORMAT ", offset_end %" G_GINT64_FORMAT,
+ gst_buffer_get_size (outbuf),
+ GST_TIME_ARGS (GST_BUFFER_TIMESTAMP (outbuf)),
+ GST_TIME_ARGS (GST_BUFFER_DURATION (outbuf)),
+ GST_BUFFER_OFFSET (outbuf), GST_BUFFER_OFFSET_END (outbuf));
+
+out:
+ return ret;
+}
+
+static void
+gst_srt_src_init (GstSRTSrc * self)
+{
+ self->srtobject = gst_srt_object_new (GST_ELEMENT (self));
+ self->cancellable = g_cancellable_new ();
+
+ gst_base_src_set_format (GST_BASE_SRC (self), GST_FORMAT_TIME);
+ gst_base_src_set_live (GST_BASE_SRC (self), TRUE);
+ gst_base_src_set_do_timestamp (GST_BASE_SRC (self), TRUE);
+
+ gst_srt_object_set_uri (self->srtobject, GST_SRT_DEFAULT_URI, NULL);
+
+}
+
+static void
+gst_srt_src_finalize (GObject * object)
+{
+ GstSRTSrc *self = GST_SRT_SRC (object);
+
+ g_clear_object (&self->cancellable);
+ gst_srt_object_destroy (self->srtobject);
+
+ G_OBJECT_CLASS (parent_class)->finalize (object);
+}
+
+static gboolean
+gst_srt_src_unlock (GstBaseSrc * bsrc)
+{
+ GstSRTSrc *self = GST_SRT_SRC (bsrc);
+
+ g_cancellable_cancel (self->cancellable);
+ gst_srt_object_wakeup (self->srtobject);
+
+ return TRUE;
+}
+
+static gboolean
+gst_srt_src_unlock_stop (GstBaseSrc * bsrc)
+{
+ GstSRTSrc *self = GST_SRT_SRC (bsrc);
+
+ g_cancellable_reset (self->cancellable);
+
+ return TRUE;
+}
+
+static void
+gst_srt_src_set_property (GObject * object,
+ guint prop_id, const GValue * value, GParamSpec * pspec)
+{
+ GstSRTSrc *self = GST_SRT_SRC (object);
+
+ if (!gst_srt_object_set_property_helper (self->srtobject, prop_id, value,
+ pspec)) {
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ }
+}
+
+static void
+gst_srt_src_get_property (GObject * object,
+ guint prop_id, GValue * value, GParamSpec * pspec)
+{
+ GstSRTSrc *self = GST_SRT_SRC (object);
+
+ if (!gst_srt_object_get_property_helper (self->srtobject, prop_id, value,
+ pspec)) {
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ }
+}
+
+static void
+gst_srt_src_class_init (GstSRTSrcClass * klass)
+{
+ GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
+ GstElementClass *gstelement_class = GST_ELEMENT_CLASS (klass);
+ GstBaseSrcClass *gstbasesrc_class = GST_BASE_SRC_CLASS (klass);
+ GstPushSrcClass *gstpushsrc_class = GST_PUSH_SRC_CLASS (klass);
+
+ gobject_class->set_property = gst_srt_src_set_property;
+ gobject_class->get_property = gst_srt_src_get_property;
+ gobject_class->finalize = gst_srt_src_finalize;
+
+ /**
+ * GstSRTSrc::caller-added:
+ * @gstsrtsink: the srtsink element that emitted this signal
+ * @sock: the client socket descriptor that was added to srtsink
+ * @addr: the #GSocketAddress that describes the @sock
+ *
+ * The given socket descriptor was added to srtsink.
+ */
+ signals[SIG_CALLER_ADDED] =
+ g_signal_new ("caller-added", G_TYPE_FROM_CLASS (klass),
+ G_SIGNAL_RUN_LAST, G_STRUCT_OFFSET (GstSRTSrcClass, caller_added),
+ NULL, NULL, g_cclosure_marshal_generic, G_TYPE_NONE,
+ 2, G_TYPE_INT, G_TYPE_SOCKET_ADDRESS);
+
+ /**
+ * GstSRTSrc::caller-removed:
+ * @gstsrtsink: the srtsink element that emitted this signal
+ * @sock: the client socket descriptor that was added to srtsink
+ * @addr: the #GSocketAddress that describes the @sock
+ *
+ * The given socket descriptor was removed from srtsink.
+ */
+ signals[SIG_CALLER_REMOVED] =
+ g_signal_new ("caller-removed", G_TYPE_FROM_CLASS (klass),
+ G_SIGNAL_RUN_LAST, G_STRUCT_OFFSET (GstSRTSrcClass,
+ caller_added), NULL, NULL, g_cclosure_marshal_generic, G_TYPE_NONE,
+ 2, G_TYPE_INT, G_TYPE_SOCKET_ADDRESS);
+
+ gst_srt_object_install_properties_helper (gobject_class);
+
+ gst_element_class_add_static_pad_template (gstelement_class, &src_template);
+ gst_element_class_set_metadata (gstelement_class,
+ "SRT source", "Source/Network",
+ "Receive data over the network via SRT",
+ "Justin Kim <justin.joy.9to5@gmail.com>");
+
+ gstbasesrc_class->start = GST_DEBUG_FUNCPTR (gst_srt_src_start);
+ gstbasesrc_class->stop = GST_DEBUG_FUNCPTR (gst_srt_src_stop);
+ gstbasesrc_class->unlock = GST_DEBUG_FUNCPTR (gst_srt_src_unlock);
+ gstbasesrc_class->unlock_stop = GST_DEBUG_FUNCPTR (gst_srt_src_unlock_stop);
+
+ gstpushsrc_class->fill = GST_DEBUG_FUNCPTR (gst_srt_src_fill);
+}
+
+static GstURIType
+gst_srt_src_uri_get_type (GType type)
+{
+ return GST_URI_SRC;
+}
+
+static const gchar *const *
+gst_srt_src_uri_get_protocols (GType type)
+{
+ static const gchar *protocols[] = { GST_SRT_DEFAULT_URI_SCHEME, NULL };
+
+ return protocols;
+}
+
+static gchar *
+gst_srt_src_uri_get_uri (GstURIHandler * handler)
+{
+ gchar *uri_str;
+ GstSRTSrc *self = GST_SRT_SRC (handler);
+
+ GST_OBJECT_LOCK (self);
+ uri_str = gst_uri_to_string (self->srtobject->uri);
+ GST_OBJECT_UNLOCK (self);
+
+ return uri_str;
+}
+
+static gboolean
+gst_srt_src_uri_set_uri (GstURIHandler * handler,
+ const gchar * uri, GError ** error)
+{
+ GstSRTSrc *self = GST_SRT_SRC (handler);
+
+ return gst_srt_object_set_uri (self->srtobject, uri, error);
+}
+
+static void
+gst_srt_src_uri_handler_init (gpointer g_iface, gpointer iface_data)
+{
+ GstURIHandlerInterface *iface = (GstURIHandlerInterface *) g_iface;
+
+ iface->get_type = gst_srt_src_uri_get_type;
+ iface->get_protocols = gst_srt_src_uri_get_protocols;
+ iface->get_uri = gst_srt_src_uri_get_uri;
+ iface->set_uri = gst_srt_src_uri_set_uri;
+}
--- /dev/null
+/* GStreamer
+ * Copyright (C) 2018, Collabora Ltd.
+ * Copyright (C) 2018, SK Telecom, Co., Ltd.
+ * Author: Jeongseok Kim <jeongseok.kim@sk.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., 51 Franklin St, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#ifndef __GST_SRT_SRC_H__
+#define __GST_SRT_SRC_H__
+
+#include <gio/gio.h>
+#include <gst/gst.h>
+#include <gst/base/gstpushsrc.h>
+
+#include "gstsrtobject.h"
+
+G_BEGIN_DECLS
+
+#define GST_TYPE_SRT_SRC (gst_srt_src_get_type ())
+#define GST_IS_SRT_SRC(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_SRT_SRC))
+#define GST_IS_SRT_SRC_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_SRT_SRC))
+#define GST_SRT_SRC_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_SRT_SRC, GstSRTSrcClass))
+#define GST_SRT_SRC(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_SRT_SRC, GstSRTSrc))
+#define GST_SRT_SRC_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_SRT_SRC, GstSRTSrcClass))
+#define GST_SRT_SRC_CAST(obj) ((GstSRTSrc*)(obj))
+#define GST_SRT_SRC_CLASS_CAST(klass) ((GstSRTSrcClass*)(klass))
+
+typedef struct _GstSRTSrc GstSRTSrc;
+typedef struct _GstSRTSrcClass GstSRTSrcClass;
+
+struct _GstSRTSrc {
+ GstPushSrc parent;
+
+ GstCaps *caps;
+
+ GstSRTObject *srtobject;
+ GCancellable *cancellable;
+};
+
+struct _GstSRTSrcClass {
+ GstPushSrcClass parent_class;
+
+ void (*caller_added) (GstSRTSrc *self, int sock, GSocketAddress * addr);
+ void (*caller_removed) (GstSRTSrc *self, int sock, GSocketAddress * addr);
+};
+
+GType gst_srt_src_get_type (void);
+
+G_END_DECLS
+
+#endif // __GST_SRT_SRC_H__
srt_sources = [
'gstsrt.c',
- 'gstsrtbasesrc.c',
- 'gstsrtclientsrc.c',
- 'gstsrtserversrc.c',
- 'gstsrtbasesink.c',
- 'gstsrtclientsink.c',
- 'gstsrtserversink.c',
+ 'gstsrtobject.c',
+ 'gstsrtsink.c',
+ 'gstsrtsrc.c'
]
srt_option = get_option('srt')
if srt_option.disabled()
endif
if srt_dep.found()
+ gstsrt_enums = gnome.mkenums_simple('gstsrt-enumtypes',
+ sources: ['gstsrt-enums.h'],
+ decorator : 'G_GNUC_INTERNAL',
+ install_header: false)
+
gstsrt = library('gstsrt',
- srt_sources,
+ srt_sources, gstsrt_enums,
c_args : gst_plugins_bad_args,
link_args : noseh_link_args,
include_directories : [configinc, libsinc],
projects / platform / upstream / gstreamer.git / commitdiff