forked from bluenviron/gortsplib
/
main.go
76 lines (65 loc) · 1.78 KB
/
main.go
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package main
import (
"fmt"
"net"
"time"
"github.com/aler9/gortsplib"
"github.com/aler9/gortsplib/pkg/rtph264"
)
// This example shows how to
// 1. set additional client options
// 2. generate RTP/H264 frames from a file with Gstreamer
// 3. connect to a RTSP server, announce a H264 track
// 4. write the frames to the server
func main() {
// open a listener to receive RTP/H264 frames
pc, err := net.ListenPacket("udp", "localhost:9000")
if err != nil {
panic(err)
}
defer pc.Close()
fmt.Println("Waiting for a rtp/h264 stream on port 9000 - you can send one with gstreamer:\n" +
"gst-launch-1.0 filesrc location=video.mp4 ! qtdemux ! video/x-h264" +
" ! h264parse config-interval=1 ! rtph264pay ! udpsink host=127.0.0.1 port=9000")
// get SPS and PPS
decoder := rtph264.NewDecoder()
sps, pps, err := decoder.ReadSPSPPS(rtph264.PacketConnReader{pc})
if err != nil {
panic(err)
}
fmt.Println("stream connected")
// create a H264 track
track, err := gortsplib.NewTrackH264(96, sps, pps)
if err != nil {
panic(err)
}
// Client allows to set additional client options
c := &gortsplib.Client{
// the stream protocol (UDP or TCP). If nil, it is chosen automatically
Protocol: nil,
// timeout of read operations
ReadTimeout: 10 * time.Second,
// timeout of write operations
WriteTimeout: 10 * time.Second,
}
// connect to the server and start publishing the track
conn, err := c.DialPublish("rtsp://localhost:8554/mystream",
gortsplib.Tracks{track})
if err != nil {
panic(err)
}
defer conn.Close()
buf := make([]byte, 2048)
for {
// read RTP frames from the source
n, _, err := pc.ReadFrom(buf)
if err != nil {
panic(err)
}
// write RTP frames
err = conn.WriteFrame(0, gortsplib.StreamTypeRTP, buf[:n])
if err != nil {
panic(err)
}
}
}