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5d38b0a231
It is now possible to specify codecs other than VP8 and Opus. This turns out not to be very useful, since VP8 is the only codec supported by all browsers (in violation of the WebRTC spec, which mandates support for H.264), and there is no good reason to use anything other than Opus for audio.
45 lines
1.1 KiB
Go
45 lines
1.1 KiB
Go
// Package conn defines interfaces for connections and tracks.
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package conn
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import (
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"errors"
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"github.com/pion/rtp"
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"github.com/pion/webrtc/v3"
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)
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var ErrConnectionClosed = errors.New("connection is closed")
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var ErrKeyframeNeeded = errors.New("keyframe needed")
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// Type Up represents a connection in the client to server direction.
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type Up interface {
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AddLocal(Down) error
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DelLocal(Down) bool
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Id() string
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Label() string
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Codecs() []webrtc.RTPCodecCapability
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}
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// Type UpTrack represents a track in the client to server direction.
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type UpTrack interface {
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AddLocal(DownTrack) error
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DelLocal(DownTrack) bool
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Label() string
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Codec() webrtc.RTPCodecCapability
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// get a recent packet. Returns 0 if the packet is not in cache.
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GetRTP(seqno uint16, result []byte) uint16
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Nack(conn Up, seqnos []uint16) error
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}
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// Type Down represents a connection in the server to client direction.
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type Down interface {
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GetMaxBitrate(now uint64) uint64
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}
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// Type DownTrack represents a track in the server to client direction.
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type DownTrack interface {
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WriteRTP(packat *rtp.Packet) error
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Accumulate(bytes uint32)
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SetTimeOffset(ntp uint64, rtp uint32)
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SetCname(string)
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}
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