media

Mar 12, 2026

Changes in this version

+ const EllipticCurveP256

+ const EllipticCurveP384

+ const EllipticCurveX25519

type DTLSConfig

+ EllipticCurves []uint16

+ SDPSetupRole func(offer bool) string

type RTPPacketWriter

+ func (w *RTPPacketWriter) ClockDisable()

+ func (w *RTPPacketWriter) ClockEnable()

+ type RTPRealTimeReader struct

+ func NewRTPRealTimeReader(reader io.Reader, rtpReader *RTPPacketReader, codec Codec) *RTPRealTimeReader

+ func (r *RTPRealTimeReader) Init(reader io.Reader, rtpReader *RTPPacketReader, codec Codec)

+ func (r *RTPRealTimeReader) Read(b []byte) (int, error)

+ func (r *RTPRealTimeReader) Reset()

Feb 8, 2026

Changes in this version

+ const SRTPProfileAeadAes128Gcm

+ const SRTPProfileAeadAes256Gcm

+ const SRTPProfileAes128CmHmacSha1_80

+ const SRTPProfileAes256CmHmacSha1_80

+ const SRTPProfileNullHmacSha1_80

type DTLSConfig

+ SRTPProfiles []uint16

+ func (conf *DTLSConfig) ToLibConf(fingerprints []sdpFingerprints) *dtls.Config

type MediaSession

+ func (s *MediaSession) String() string

Jan 22, 2026

Changes in this version

+ const ServerClientAuthNoCert

+ const ServerClientAuthRequireCert

+ var DTLSDebug bool

+ type DTLSConfig struct

+ Certificates []tls.Certificate

+ ServerClientAuth int

+ ServerName string

type MediaSession

+ DTLSConf DTLSConfig

+ func (s *MediaSession) Finalize() error

Dec 3, 2025

Changes in this version

+ var RTPNATDisabled = 0

+ var RTPNATSymetric = 1

+ var RTPSourceLock bool

type MediaSession

+ RTPNAT int

+ ReadRTPFromAddr net.Addr

Sep 30, 2025

Changes in this version

+ var RTPProfileSAVPDisable = false

type MediaSession

+ func (s *MediaSession) InitWithSDP(localSDP []byte) error

Aug 24, 2025

Changes in this version

+ const SRTPAes128CmHmacSha1_80

+ const SRTPAes256CmHmacSha1_80

+ func DefaultLogger() *slog.Logger

+ func SetDefaultLogger(l *slog.Logger)

type MediaSession

+ SRTPAlg uint16

+ SecureRTP int

Jun 22, 2025

Changes in this version

type Codec

+ func CodecAudioFromList(codecs []Codec) (Codec, bool)

+ func CodecAudioFromSession(s *MediaSession) Codec

type DTMFEvent

+ func RTPDTMFEncode8000(char rune) []DTMFEvent

type MediaSession

+ func (s *MediaSession) CommonCodecs() []Codec

May 31, 2025

Changes in this version

type RTPPacketWriter

+ func (p *RTPPacketWriter) DelayTimestamp(ofsset uint32)

+ func (p *RTPPacketWriter) InitTimestamp() uint32

+ func (p *RTPPacketWriter) ResetTimestamp()

Mar 19, 2025

Changes in this version

+ func CodecsFromSDPRead(formats []string, attrs []string, codecsAudio []Codec) (int, error)

type Codec

+ Name string

type MediaSession

+ Codecs []Codec

Jan 20, 2025

Changes in this version

+ func ReadAll(reader io.Reader, sampleSize int) ([]byte, error)

+ func WriteAll(w io.Writer, data []byte, sampleSize int) (int64, error)

type MediaSession

+ func (s *MediaSession) InitWithListeners(lRTP net.PacketConn, lRTCP net.PacketConn, raddr *net.UDPAddr)

Dec 26, 2024

Changes in this version

+ var CodecAudioOpus = Codec

type Codec

+ NumChannels int

+ func CodecAudioFromPayloadType(payloadType uint8) (Codec, error)

+ func (c *Codec) Samples16() int

+ func (c *Codec) SamplesPCM(bitSize int) int

Dec 11, 2024

Changes in this version

+ type OnRTPReadStats func(stats RTPReadStats)

+ type OnRTPWriteStats func(stats RTPWriteStats)

type RTPReadStats

+ IntervalPacketsCount uint16

+ OctetCount uint64

+ PacketsCount uint64

type RTPSession

+ func (s *RTPSession) ReadStats() RTPReadStats

+ func (s *RTPSession) WriteStats() RTPWriteStats

+ type RTPStatsReader struct

+ OnRTPReadStats OnRTPReadStats

+ RTPSession *RTPSession

+ Reader io.Reader

+ func (i *RTPStatsReader) Read(b []byte) (int, error)

+ type RTPStatsWriter struct

+ OnRTPWriteStats OnRTPWriteStats

+ RTPSession *RTPSession

+ Writer io.Writer

+ func (i *RTPStatsWriter) Write(b []byte) (int, error)

Nov 25, 2024

Changes in this version

type RTPPacketWriter

+ PacketHeader rtp.Header

Nov 14, 2024

Changes in this version

type MediaSession

+ func (s *MediaSession) Init() error

Nov 3, 2024

Changes in this version

type MediaSession

+ ExternalIP net.IP

Oct 9, 2024

Changes in this version

+ var DefaultOnReadRTCP func(pkt rtcp.Packet, rtpStats RTPReadStats) = nil

+ var DefaultOnWriteRTCP func(pkt rtcp.Packet, rtpStats RTPWriteStats) = nil

+ func Copy(reader io.Reader, writer io.Writer) (int64, error)

type RTPReadStats

+ SampleRate uint32

Sep 26, 2024

Changes in this version

+ func StringRTCP(p rtcp.Packet) string

type Codec

+ func (c *Codec) String() string

type RTPPacketReader

+ func (r *RTPPacketReader) UpdateReader(reader RTPReader)

Sep 11, 2024

Changes in this version

+ var CodecTelephoneEvent8000 = Codec

+ func CopyWithBuf(reader io.Reader, writer io.Writer, payloadBuf []byte) (int64, error)

+ func DTMFToRune(dtmf uint8) rune

+ func ErrorIsTimeout(err error) bool

type MediaSession

+ func (s *MediaSession) StartRTP(rw int8) error

+ func (s *MediaSession) StopRTP(rw int8, dur time.Duration) error

+ type RTPDtmfReader struct

+ func NewRTPDTMFReader(codec Codec, packetReader *RTPPacketReader, reader io.Reader) *RTPDtmfReader

+ func (w *RTPDtmfReader) Read(b []byte) (int, error)

+ func (w *RTPDtmfReader) ReadDTMF() (rune, bool)

+ type RTPDtmfWriter struct

+ func NewRTPDTMFWriter(codec Codec, rtpPacketizer *RTPPacketWriter, writer io.Writer) *RTPDtmfWriter

+ func (w *RTPDtmfWriter) Write(b []byte) (int, error)

+ func (w *RTPDtmfWriter) WriteDTMF(dtmf rune) error

Sep 4, 2024

Changes in this version

+ var CodecAudioAlaw = Codec

+ var CodecAudioUlaw = Codec

+ var ErrRTPSequenceBad = errors.New("bad sequence")

+ var ErrRTPSequenceOutOfOrder = errors.New("out of order")

+ var ErrRTPSequnceDuplicate = errors.New("sequence duplicate")

+ var RTCPDebug = false

+ var RTPBufSize = 1500

+ var RTPDebug = false

+ var RTPPortEnd = 0

+ var RTPPortStart = 0

+ func DTMFDecode(payload []byte, d *DTMFEvent) error

+ func DTMFEncode(d DTMFEvent) []byte

+ func FractionLostFloat(f uint8) float64

+ func GetCurrentNTPTimestamp() uint64

+ func NTPTimestamp(t time.Time) uint64

+ func NTPToTime(ntpTimestamp uint64) time.Time

+ func RTCPUnmarshal(data []byte, packets []rtcp.Packet) (n int, err error)

+ func RTPUnmarshal(buf []byte, p *rtp.Packet) error

+ func SendDummyRTP(rtpConn *net.UDPConn, raddr net.Addr)

+ type Codec struct

+ PayloadType uint8

+ SampleDur time.Duration

+ SampleRate uint32

+ func CodecFromPayloadType(payloadType uint8) Codec

+ func CodecFromSession(s *MediaSession) Codec

+ func (c *Codec) SampleTimestamp() uint32

+ type DTMFEvent struct

+ Duration uint16

+ EndOfEvent bool

+ Event uint8

+ Volume uint8

+ func RTPDTMFEncode(char rune) []DTMFEvent

+ func (ev *DTMFEvent) String() string

+ type MediaSession struct

+ Formats sdp.Formats

+ Laddr *net.UDPAddr

+ Mode sdp.Mode

+ Raddr *net.UDPAddr

+ func NewMediaSession(laddr *net.UDPAddr) (s *MediaSession, e error)

+ func (m *MediaSession) ReadRTCP(buf []byte, pkts []rtcp.Packet) (n int, err error)

+ func (m *MediaSession) ReadRTCPRaw(buf []byte) (int, error)

+ func (m *MediaSession) ReadRTCPRawDeadline(buf []byte, t time.Time) (int, error)

+ func (m *MediaSession) ReadRTP(buf []byte, pkt *rtp.Packet) error

+ func (m *MediaSession) ReadRTPRaw(buf []byte) (int, error)

+ func (m *MediaSession) ReadRTPRawDeadline(buf []byte, t time.Time) (int, error)

+ func (m *MediaSession) WriteRTCP(p rtcp.Packet) error

+ func (m *MediaSession) WriteRTCPDeadline(p rtcp.Packet, deadline time.Time) error

+ func (m *MediaSession) WriteRTCPRaw(data []byte) (int, error)

+ func (m *MediaSession) WriteRTCPs(pkts []rtcp.Packet) error

+ func (m *MediaSession) WriteRTP(p *rtp.Packet) error

+ func (m *MediaSession) WriteRTPRaw(data []byte) (n int, err error)

+ func (s *MediaSession) Close()

+ func (s *MediaSession) Fork() *MediaSession

+ func (s *MediaSession) LocalSDP() []byte

+ func (s *MediaSession) RemoteSDP(sdpReceived []byte) error

+ func (s *MediaSession) SetLogger(log zerolog.Logger)

+ func (s *MediaSession) SetRemoteAddr(raddr *net.UDPAddr)

+ type MediaStreamer interface

+ MediaStream func(s *MediaSession) error

+ type RTCPReader interface

+ ReadRTCP func(buf []byte, pkts []rtcp.Packet) (n int, err error)

+ type RTCPWriter interface

+ WriteRTCP func(p rtcp.Packet) error

+ type RTCPWriterRaw interface

+ WriteRTCPRaw func(buf []byte) (int, error)

+ type RTPCReaderRaw interface

+ ReadRTCPRaw func(buf []byte) (int, error)

+ type RTPExtendedSequenceNumber struct

+ func NewRTPSequencer() RTPExtendedSequenceNumber

+ func (s *RTPExtendedSequenceNumber) NextSeqNumber() uint16

+ func (sn *RTPExtendedSequenceNumber) InitSeq(seq uint16)

+ func (sn *RTPExtendedSequenceNumber) ReadExtendedSeq() uint64

+ func (sn *RTPExtendedSequenceNumber) UpdateSeq(seq uint16) error

+ type RTPPacketReader struct

+ PacketHeader rtp.Header

+ RTPSession *RTPSession

+ Sess *MediaSession

+ func NewRTPPacketReader(reader RTPReader, codec Codec) *RTPPacketReader

+ func NewRTPPacketReaderMedia(sess *MediaSession) *RTPPacketReader

+ func NewRTPPacketReaderSession(sess *RTPSession) *RTPPacketReader

+ func (r *RTPPacketReader) Read(b []byte) (int, error)

+ func (r *RTPPacketReader) Reader() RTPReader

+ func (r *RTPPacketReader) UpdateRTPSession(rtpSess *RTPSession)

+ type RTPPacketWriter struct

+ LastPacket rtp.Packet

+ RTPSession *RTPSession

+ SSRC uint32

+ Sess *MediaSession

+ func NewRTPPacketWriter(writer RTPWriter, codec Codec) *RTPPacketWriter

+ func NewRTPPacketWriterSession(sess *RTPSession) *RTPPacketWriter

+ func (p *RTPPacketWriter) Write(b []byte) (int, error)

+ func (p *RTPPacketWriter) WriteSamples(writer RTPWriter, payload []byte, sampleRateTimestamp uint32, marker bool, ...) (int, error)

+ func (w *RTPPacketWriter) UpdateRTPSession(rtpSess *RTPSession)

+ func (w *RTPPacketWriter) Writer() RTPWriter

+ type RTPReadStats struct

+ FirstPktSequenceNumber uint16

+ IntervalFirstPktSeqNum uint16

+ IntervalTotalPackets uint16

+ LastSequenceNumber uint16

+ RTT time.Duration

+ SSRC uint32

+ TotalPackets uint64

+ type RTPReader interface

+ ReadRTP func(buf []byte, p *rtp.Packet) error

+ type RTPReaderRaw interface

+ ReadRTPRaw func(buf []byte) (int, error)

+ type RTPSession struct

+ OnReadRTCP func(pkt rtcp.Packet, rtpStats RTPReadStats)

+ OnWriteRTCP func(pkt rtcp.Packet, rtpStats RTPWriteStats)

+ Sess *MediaSession

+ func NewRTPSession(sess *MediaSession) *RTPSession

+ func (s *RTPSession) Close() error

+ func (s *RTPSession) Monitor() error

+ func (s *RTPSession) MonitorBackground()

+ func (s *RTPSession) ReadRTP(b []byte, readPkt *rtp.Packet) error

+ func (s *RTPSession) ReadRTPRaw(buf []byte) (int, error)

+ func (s *RTPSession) WriteRTP(pkt *rtp.Packet) error

+ func (s *RTPSession) WriteRTPRaw(buf []byte) (int, error)

+ type RTPWriteStats struct

+ OctetCount uint32

+ PacketsCount uint32

+ SSRC uint32

+ type RTPWriter interface

+ WriteRTP func(p *rtp.Packet) error

+ type RTPWriterRaw interface

+ WriteRTPRaw func(buf []byte) (int, error)