mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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f087fddb7e
Original commit message from CVS: * gst/tcp/gstmultifdsink.c: (gst_multifdsink_class_init), (gst_multifdsink_init), (gst_multifdsink_add), (gst_multifdsink_client_remove), (gst_multifdsink_handle_client_write), (gst_multifdsink_queue_buffer), (gst_multifdsink_chain), (gst_multifdsink_set_property), (gst_multifdsink_get_property), (gst_multifdsink_init_send): * gst/tcp/gstmultifdsink.h: Added more stats, added timeout for a client, fixed some typos and added some comments.
171 lines
5 KiB
C
171 lines
5 KiB
C
/* GStreamer
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* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
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* Copyright (C) <2004> Thomas Vander Stichele <thomas at apestaart dot org>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifndef __GST_MULTIFDSINK_H__
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#define __GST_MULTIFDSINK_H__
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#include <gst/gst.h>
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <errno.h>
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#include <string.h>
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#include <sys/time.h>
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#include <sys/types.h>
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#include <netinet/in.h>
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#include <netdb.h>
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#include <sys/socket.h>
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#include <sys/wait.h>
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#include <fcntl.h>
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#include <arpa/inet.h>
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#include "gsttcp.h"
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#define GST_TYPE_MULTIFDSINK \
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(gst_multifdsink_get_type())
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#define GST_MULTIFDSINK(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_MULTIFDSINK,GstMultiFdSink))
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#define GST_MULTIFDSINK_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_MULTIFDSINK,GstMultiFdSink))
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#define GST_IS_MULTIFDSINK(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_MULTIFDSINK))
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#define GST_IS_MULTIFDSINK_CLASS(obj) \
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(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_MULTIFDSINK))
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#define GST_MULTIFDSINK_GET_CLASS(obj) \
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(G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_MULTIFDSINK, GstMultiFdSinkClass))
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typedef struct _GstMultiFdSink GstMultiFdSink;
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typedef struct _GstMultiFdSinkClass GstMultiFdSinkClass;
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typedef enum {
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GST_MULTIFDSINK_OPEN = GST_ELEMENT_FLAG_LAST,
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GST_MULTIFDSINK_FLAG_LAST = GST_ELEMENT_FLAG_LAST + 2,
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} GstMultiFdSinkFlags;
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typedef enum
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{
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GST_RECOVER_POLICY_NONE,
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GST_RECOVER_POLICY_RESYNC_START,
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GST_RECOVER_POLICY_RESYNC_SOFT,
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GST_RECOVER_POLICY_RESYNC_KEYFRAME,
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} GstRecoverPolicy;
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/* structure for a client
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* */
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typedef struct {
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int fd;
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gint bufpos; /* position of this client in the global queue */
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GList *sending; /* the buffers we need to send */
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gint bufoffset; /* offset in the first buffer */
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gboolean discont;
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GstTCPProtocolType protocol;
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gboolean caps_sent;
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gboolean streamheader_sent;
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/* stats */
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guint64 bytes_sent;
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guint64 connect_time;
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guint64 disconnect_time;
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guint64 connect_interval;
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guint64 last_activity_time;
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guint64 dropped_buffers;
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guint64 avg_queue_size;
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} GstTCPClient;
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struct _GstMultiFdSink {
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GstElement element;
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/* pad */
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GstPad *sinkpad;
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guint64 bytes_to_serve; /* how much bytes we must serve */
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guint64 bytes_served; /* how much bytes have we served */
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GMutex *clientslock; /* lock to protect the clients list */
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GList *clients; /* list of clients we are serving */
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fd_set readfds; /* all the client file descriptors that we can read from */
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fd_set writefds; /* all the client file descriptors that we can write to */
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int control_sock[2]; /* sockets for controlling the select call */
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GList *streamheader; /* GList of GstBuffers to use as streamheader */
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GstTCPProtocolType protocol;
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guint mtu;
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GArray *bufqueue; /* global queue of buffers */
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gboolean running; /* the thread state */
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GThread *thread; /* the sender thread */
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gint buffers_max; /* max buffers to queue */
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gint buffers_soft_max; /* max buffers a client can lag before recovery starts */
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GstRecoverPolicy recover_policy;
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GstClockTime timeout; /* max amount of nanoseconds to remain idle */
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/* stats */
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gint buffers_queued; /* number of queued buffers */
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};
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struct _GstMultiFdSinkClass {
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GstElementClass parent_class;
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/* element methods */
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void (*add) (GstMultiFdSink *sink, int fd);
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void (*remove) (GstMultiFdSink *sink, int fd);
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void (*clear) (GstMultiFdSink *sink);
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GValueArray* (*get_stats) (GstMultiFdSink *sink, int fd);
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/* vtable */
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gboolean (*init) (GstMultiFdSink *sink);
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gboolean (*select) (GstMultiFdSink *sink, fd_set *readfds, fd_set *writefds);
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gboolean (*close) (GstMultiFdSink *sink);
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/* signals */
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void (*client_added) (GstElement *element, gchar *host, gint fd);
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void (*client_removed) (GstElement *element, gchar *host, gint fd);
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};
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GType gst_multifdsink_get_type (void);
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void gst_multifdsink_add (GstMultiFdSink *sink, int fd);
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void gst_multifdsink_remove (GstMultiFdSink *sink, int fd);
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void gst_multifdsink_clear (GstMultiFdSink *sink);
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GValueArray* gst_multifdsink_get_stats (GstMultiFdSink *sink, int fd);
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#endif /* __GST_MULTIFDSINK_H__ */
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