plugin_rtp

README

plugin-rtp

rtp 插件用于给rtsp、webrtc、gb28181 提供基础功能 主要作用是将RTP包解码传入引擎中

Documentation

Index

• Constants
• Variables
• type DecPSPackage
  • func (dec *DecPSPackage) Read(data []byte) error
• type RTP
  • func (rtp *RTP) PushPack(pack *RTPPack)
• type RTPPack
• type RTPType
  • func (rt RTPType) String() string
• type RTP_PS
  • func (rtp *RTP_PS) PushPS(ps []byte)

Constants

const (
	UDPTransfer        int = 0
	TCPTransferActive  int = 1
	TCPTransferPassive int = 2
	LocalCache         int = 3
)

const (
	StreamTypeH264 = 0x1b
	StreamTypeH265 = 0x24
	G711Mu         = 0x90
	G7221AUDIOTYPE = 0x92
	G7231AUDIOTYPE = 0x93
	G729AUDIOTYPE  = 0x99
)

const (
	StreamIDVideo = 0xe0
	StreamIDAudio = 0xc0
)

const (
	StartCodePS        = 0x000001ba
	StartCodeSYS       = 0x000001bb
	StartCodeMAP       = 0x000001bc
	StartCodeVideo     = 0x000001e0
	StartCodeAudio     = 0x000001c0
	HaiKangCode        = 0x000001bd
	MEPGProgramEndCode = 0x000001b9
)

const (
	RTPHeaderLength    int = 12
	PSHeaderLength     int = 14
	SystemHeaderLength int = 18
	MAPHeaderLength    int = 24
	PESHeaderLength    int = 19
	RtpLoadLength      int = 1460
	PESLoadLength      int = 0xFFFF
	MAXFrameLen        int = 1024 * 1024 * 2
)

... len limit

Variables

var (
	ErrNotFoundStartCode = errors.New("not found the need start code flag")
	ErrMarkerBit         = errors.New("marker bit value error")
	ErrFormatPack        = errors.New("not package standard")
	ErrParsePakcet       = errors.New("parse ps packet error")
)

Types

type DecPSPackage

type DecPSPackage struct {
	VideoStreamType uint32
	AudioStreamType uint32
	buffer.RawBuffer
	VideoPayload []byte
	AudioPayload []byte
	// contains filtered or unexported fields
}

https://github.com/videolan/vlc/blob/master/modules/demux/mpeg

func (*DecPSPackage) Read

func (dec *DecPSPackage) Read(data []byte) error

data包含 接受到完整一帧数据后，所有的payload, 解析出去后是一阵完整的raw数据

type RTP

type RTP struct {
	NALU
}

func (*RTP) PushPack

func (rtp *RTP) PushPack(pack *RTPPack)

type RTPPack

type RTPPack struct {
	Type RTPType
	rtp.Packet
}

type RTPType

type RTPType int

const (
	RTP_TYPE_AUDIO RTPType = iota
	RTP_TYPE_VIDEO
	RTP_TYPE_AUDIOCONTROL
	RTP_TYPE_VIDEOCONTROL
)

func (RTPType) String

func (rt RTPType) String() string

type RTP_PS

type RTP_PS struct {
	RTP
	rtp.Packet
	// contains filtered or unexported fields
}

func (*RTP_PS) PushPS

func (rtp *RTP_PS) PushPS(ps []byte)