Alex X
43 lines
898 B
Go
43 lines
898 B
Go
package wyoming
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import (
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"fmt"
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"time"
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"github.com/AlexxIT/go2rtc/pkg/core"
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"github.com/pion/rtp"
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)
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type Backchannel struct {
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core.Connection
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api *API
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}
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func (b *Backchannel) GetTrack(media *core.Media, codec *core.Codec) (*core.Receiver, error) {
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return nil, core.ErrCantGetTrack
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}
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func (b *Backchannel) AddTrack(media *core.Media, codec *core.Codec, track *core.Receiver) error {
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sender := core.NewSender(media, codec)
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sender.Handler = func(pkt *rtp.Packet) {
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ts := time.Now().Nanosecond()
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evt := &Event{
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Type: "audio-chunk",
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Data: []byte(fmt.Sprintf(`{"rate":16000,"width":2,"channels":1,"timestamp":%d}`, ts)),
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Payload: pkt.Payload,
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}
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_ = b.api.WriteEvent(evt)
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}
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sender.HandleRTP(track)
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b.Senders = append(b.Senders, sender)
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return nil
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}
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func (b *Backchannel) Start() error {
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for {
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if _, err := b.api.ReadEvent(); err != nil {
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return err
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}
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}
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}
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