-
Notifications
You must be signed in to change notification settings - Fork 0
/
server.go
146 lines (123 loc) · 2.5 KB
/
server.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
// Package rtspv2
// Created by RTT.
// Author: teocci@yandex.com on 2021-Oct-27
package rtspv2
import (
"fmt"
"math/rand"
"net"
"net/url"
"time"
"github.com/teocci/go-stream-av/av"
)
const (
StartCodePS = 0x000001ba
StartCodeSYS = 0x000001bb
StartCodeMAP = 0x000001bc
StartCodeVideo = 0x000001e0
StartCodeAudio = 0x000001c0
MEPGProgramEndCode = 0x000001b9
)
const (
StreamIDVideo = 0xe0
StreamIDAudio = 0xc0
)
const (
UDPTransfer int = 0
TCPTransferActive int = 1
TCPTransferPassive int = 2
LocalCache int = 3
)
//
const (
StreamTypeH264 = 0x1b
StreamTypeH265 = 0x24
StreamTypeAAC = 0x90
)
type encPSPacket struct {
crc32 uint64
}
type Conn struct {
URL *url.URL
netConn net.Conn
readBuf []byte
writeBuf []byte
playing bool
psEnc *encPSPacket
cseq int
ssrc uint32
protocol int
}
type Server struct {
Addr string
HandleDescribe func(*Conn)
HandleOptions func(*Conn)
HandleSetup func(*Conn)
HandlePlay func(*Conn)
HandleConn func(*Conn)
}
func NewConn(netConn net.Conn) *Conn {
conn := &Conn{}
conn.netConn = netConn
conn.writeBuf = make([]byte, 4096)
conn.readBuf = make([]byte, 4096)
conn.ssrc = rand.Uint32()
conn.protocol = TCPTransferPassive
return conn
}
func (c *Conn) Close() (err error) {
return nil
}
func (c *Conn) WritePacket(pkt *av.Packet) (err error) {
return nil
}
func (c *Conn) WriteHeader(codec []av.CodecData) (err error) {
return nil
}
func (c *Conn) NetConn() net.Conn {
return c.netConn
}
func (s *Server) ListenAndServe() (err error) {
addr := s.Addr
if addr == "" {
addr = ":554"
}
var tcpAddr *net.TCPAddr
if tcpAddr, err = net.ResolveTCPAddr("tcp", addr); err != nil {
err = fmt.Errorf("rtsp: ListenAndServe: %s", err)
return
}
var listener *net.TCPListener
if listener, err = net.ListenTCP("tcp", tcpAddr); err != nil {
return
}
if Debug {
fmt.Println("rtsp: server: listening on", addr)
}
for {
var netConn net.Conn
if netConn, err = listener.Accept(); err != nil {
return
}
if Debug {
fmt.Println("rtsp: server: accepted")
}
conn := NewConn(netConn)
go func() {
err := s.handleConn(conn)
if Debug {
fmt.Println("rtsp: server: client closed err:", err)
}
//defer conn.Close()
}()
}
}
func (s *Server) handleConn(conn *Conn) (err error) {
return
}
func (c *Conn) prepare() error {
return nil
}
func timeToTs(tm time.Duration, timeScale int64) int64 {
return int64(tm * time.Duration(timeScale) / time.Second)
}