mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-03 16:09:39 +00:00
109 lines
3.8 KiB
C
109 lines
3.8 KiB
C
/*
|
|
Gnome-o-Phone - A program for internet telephony
|
|
Copyright (C) 1999 Roland Dreier
|
|
|
|
This program is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; either version 2 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program 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 General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program; if not, write to the Free Software
|
|
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
|
|
|
|
$Id$
|
|
*/
|
|
|
|
#ifndef _RTP_PACKET_H
|
|
#define _RTP_PACKET_H 1
|
|
|
|
#include <sys/types.h>
|
|
#include <glib.h>
|
|
|
|
#ifdef __sun
|
|
#include <sys/uio.h>
|
|
#endif
|
|
|
|
#ifdef __cplusplus
|
|
extern "C"
|
|
{
|
|
#endif
|
|
|
|
#define RTP_VERSION 2
|
|
#define RTP_HEADER_LEN 12
|
|
#define RTP_MTU 2048
|
|
|
|
typedef struct Rtp_Header *Rtp_Header;
|
|
|
|
struct Rtp_Packet_Struct
|
|
{
|
|
gpointer data;
|
|
guint data_len;
|
|
};
|
|
|
|
struct Rtp_Header
|
|
{
|
|
#if G_BYTE_ORDER == G_LITTLE_ENDIAN
|
|
unsigned int csrc_count:4; /* CSRC count */
|
|
unsigned int extension:1; /* header extension flag */
|
|
unsigned int padding:1; /* padding flag */
|
|
unsigned int version:2; /* protocol version */
|
|
unsigned int payload_type:7; /* payload type */
|
|
unsigned int marker:1; /* marker bit */
|
|
#elif G_BYTE_ORDER == G_BIG_ENDIAN
|
|
unsigned int version:2; /* protocol version */
|
|
unsigned int padding:1; /* padding flag */
|
|
unsigned int extension:1; /* header extension flag */
|
|
unsigned int csrc_count:4; /* CSRC count */
|
|
unsigned int marker:1; /* marker bit */
|
|
unsigned int payload_type:7; /* payload type */
|
|
#else
|
|
#error "G_BYTE_ORDER should be big or little endian."
|
|
#endif
|
|
guint16 seq; /* sequence number */
|
|
guint32 timestamp; /* timestamp */
|
|
guint32 ssrc; /* synchronization source */
|
|
guint32 csrc[1]; /* optional CSRC list */
|
|
};
|
|
|
|
typedef struct Rtp_Packet_Struct *Rtp_Packet;
|
|
|
|
Rtp_Packet rtp_packet_new_take_data (gpointer data, guint data_len);
|
|
Rtp_Packet rtp_packet_new_copy_data (gpointer data, guint data_len);
|
|
Rtp_Packet rtp_packet_new_allocate (guint payload_len,
|
|
guint pad_len, guint csrc_count);
|
|
void rtp_packet_free (Rtp_Packet packet);
|
|
//Rtp_Packet rtp_packet_read(int fd, struct sockaddr *fromaddr, socklen_t *fromlen);
|
|
//void rtp_packet_send(Rtp_Packet packet, int fd, struct sockaddr *toaddr, socklen_t tolen);
|
|
guint8 rtp_packet_get_version (Rtp_Packet packet);
|
|
void rtp_packet_set_version (Rtp_Packet packet, guint8 version);
|
|
guint8 rtp_packet_get_padding (Rtp_Packet packet);
|
|
void rtp_packet_set_padding (Rtp_Packet packet, guint8 padding);
|
|
guint8 rtp_packet_get_csrc_count (Rtp_Packet packet);
|
|
guint8 rtp_packet_get_extension (Rtp_Packet packet);
|
|
void rtp_packet_set_extension (Rtp_Packet packet, guint8 extension);
|
|
void rtp_packet_set_csrc_count (Rtp_Packet packet, guint8 csrc_count);
|
|
guint8 rtp_packet_get_marker (Rtp_Packet packet);
|
|
void rtp_packet_set_marker (Rtp_Packet packet, guint8 marker);
|
|
guint8 rtp_packet_get_payload_type (Rtp_Packet packet);
|
|
void rtp_packet_set_payload_type (Rtp_Packet packet, guint8 payload_type);
|
|
guint16 rtp_packet_get_seq (Rtp_Packet packet);
|
|
void rtp_packet_set_seq (Rtp_Packet packet, guint16 seq);
|
|
guint32 rtp_packet_get_timestamp (Rtp_Packet packet);
|
|
void rtp_packet_set_timestamp (Rtp_Packet packet, guint32 timestamp);
|
|
guint32 rtp_packet_get_ssrc (Rtp_Packet packet);
|
|
void rtp_packet_set_ssrc (Rtp_Packet packet, guint32 ssrc);
|
|
guint rtp_packet_get_payload_len (Rtp_Packet packet);
|
|
gpointer rtp_packet_get_payload (Rtp_Packet packet);
|
|
guint rtp_packet_get_packet_len (Rtp_Packet packet);
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif /* rtp-packet.h */
|