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/*
* xine_input_vdr_net.h:
*
* See the main source file 'xineliboutput.c' for copyright information and
* how to reach the author.
*
* $Id$
*
*/
#ifndef __XINE_INPUT_VDR_NET_H_
#define __XINE_INPUT_VDR_NET_H_
#include <stdint.h>
#ifndef _WIN32
# include <arpa/inet.h>
#else
# include <winsock2.h>
#endif
#include "tools/endian_compat.h"
#ifndef PACKED
# define PACKED __attribute__((packed))
#endif
#include "tools/rtp.h" /* generic RTP headers */
/*
* Default port(s)
*/
#ifndef DEFAULT_VDR_PORT
# define DEFAULT_VDR_PORT 37890
#endif
/*
* Byte-order conversions
*/
#define priv_ntohll(val) ((int64_t)priv_ntohull((uint64_t)val))
#define priv_htonll(val) ((int64_t)priv_htonull((uint64_t)val))
#if XINELIBOUTPUT_BIG_ENDIAN
# define priv_ntohull(val) (val)
# define priv_htonull(val) (val)
#else
# define priv_ntohull(val) \
((uint64_t) ntohl((uint32_t)((val) >> 32)) | \
(uint64_t) ntohl((uint32_t)(val)) << 32)
# define priv_htonull(val) \
((uint64_t) htonl((uint32_t)((val) >> 32)) | \
(uint64_t) htonl((uint32_t)(val)) << 32)
#endif
/*
* Substreams
*/
enum eStreamId {
sidVdr = 0, /* VDR primary video/audio (MPEG-PES or MPEG-TS) */
sidPipFirst = 1, /* VDR PIP video, first (MPEG-TS PAT+PMT+video) */
sidPipLast = 17,
sidPadding = 0xfd, /* UDP/RTP padding */
sidOsd = 0xfe, /* OSD */
sidControl = 0xff, /* control messages */
};
/*
* Network packet headers
*/
#if defined __cplusplus
extern "C" {
#endif
/*
* TCP / PIPE
*/
typedef struct {
uint64_t pos; /* stream position of first byte */
uint32_t len; /* length of following PES packet */
uint8_t stream;
uint8_t payload[0];
} PACKED stream_tcp_header_t;
#define TCP_PAYLOAD(pkt) ((uint8_t*)(pkt)+sizeof(stream_tcp_header_t))
/*
* UDP
*/
typedef struct {
uint64_t pos; /* stream position of first byte */
/* -1ULL and first bytes of frame != 00 00 01 */
/* --> embedded control stream data */
uint16_t seq; /* packet sequence number
(for re-ordering and detecting missing packets) */
uint8_t stream;
uint8_t payload[0];
} PACKED stream_udp_header_t;
#define UDP_SEQ_MASK 0xff
#define UDP_PAYLOAD(pkt) ((uint8_t*)(pkt)+sizeof(stream_udp_header_t))
/*
* RTP
*/
/* xineliboutput RTP header extension */
typedef struct {
stream_rtp_header_ext_t hdr;
union {
uint8_t raw[12]; /* 3 DWORDs */
uint32_t rawd[3];
union {
struct {
uint8_t padding0; /* must be padded to full DWORDs */
stream_udp_header_t udphdr;
} PACKED;
struct {
uint8_t padding1; /* must be padded to full DWORDs */
uint64_t pos;
uint16_t seq;
uint8_t stream;
} PACKED;
} PACKED;
} PACKED;
uint8_t payload[0];
} PACKED stream_rtp_header_ext_x_t;
/* xineliboutput RTP header */
typedef struct stream_rtp_header_impl {
stream_rtp_header_t rtp_hdr;
stream_rtp_header_ext_x_t hdr_ext;
uint8_t payload[0];
} PACKED stream_rtp_header_impl_t;
#define RTP_VERSION 2
#define RTP_MARKER_BIT 0x80
#define RTP_HDREXT_BIT 0x10
#define RTP_PAYLOAD_TYPE_PES 96 /* application */
#define RTP_PAYLOAD_TYPE_TS 33 /* MPEG-TS */
#define RTP_VERSION_BYTE (RTP_VERSION<<6)
#define RTP_PAYLOAD_TYPE_PES_M (RTP_PAYLOAD_TYPE_PES|RTP_MARKER_BIT)
#define RTP_PAYLOAD_TYPE_TS_M (RTP_PAYLOAD_TYPE_TS |RTP_MARKER_BIT)
#define RTP_HEADER_EXT_X_SIZE 3 /* dwords, not counting stream_rtp_header_ext_t */
#define RTP_HEADER_EXT_X_TYPE 0x54d3
#define RTP_PAYLOAD(pkt) ((uint8_t*)(pkt)+sizeof(stream_rtp_header_impl_t))
/* access UDP header inside RTP header extension */
#define RTP_UDP_PAYLOAD(pkt) (RTP_PAYLOAD(pkt)-sizeof(stream_udp_header_t))
#if defined __cplusplus
}
#endif
#endif /*__XINE_INPUT_VDR_NET_H_*/
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