mirror of
https://github.com/aler9/gortsplib
synced 2025-10-05 07:06:58 +08:00
cabfcd627b
this fixes the client-read-republish example and allows users to set their own media controls. Function medias.SetControls() is provided in order to automatically set media controls and must be called manually.
85 lines
2.0 KiB
Go
85 lines
2.0 KiB
Go
package main
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import (
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"log"
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"net"
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"github.com/aler9/gortsplib/v2"
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"github.com/aler9/gortsplib/v2/pkg/format"
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"github.com/aler9/gortsplib/v2/pkg/media"
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"github.com/aler9/gortsplib/v2/pkg/mpeg4audio"
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"github.com/pion/rtp"
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)
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// This example shows how to
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// 1. generate RTP/MPEG4-audio packets with GStreamer
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// 2. connect to a RTSP server, announce an MPEG4-audio media
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// 3. route the packets from GStreamer to the server
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func main() {
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// open a listener to receive RTP/MPEG4-audio packets
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pc, err := net.ListenPacket("udp", "localhost:9000")
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if err != nil {
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panic(err)
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}
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defer pc.Close()
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log.Println("Waiting for a RTP/MPEG4-audio stream on UDP port 9000 - you can send one with GStreamer:\n" +
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"gst-launch-1.0 audiotestsrc freq=300 ! audioconvert ! audioresample ! audio/x-raw,rate=48000" +
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" ! avenc_aac bitrate=128000 ! rtpmp4gpay ! udpsink host=127.0.0.1 port=9000")
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// wait for first packet
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buf := make([]byte, 2048)
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n, _, err := pc.ReadFrom(buf)
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if err != nil {
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panic(err)
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}
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log.Println("stream connected")
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// create a media that contains a MPEG4-audio format
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medias := media.Medias{&media.Media{
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Type: media.TypeAudio,
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Formats: []format.Format{&format.MPEG4Audio{
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PayloadTyp: 96,
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Config: &mpeg4audio.Config{
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Type: mpeg4audio.ObjectTypeAACLC,
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SampleRate: 48000,
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ChannelCount: 2,
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},
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SizeLength: 13,
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IndexLength: 3,
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IndexDeltaLength: 3,
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}},
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}}
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medias.SetControls()
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// connect to the server and start recording the media
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c := gortsplib.Client{}
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err = c.StartRecording("rtsp://localhost:8554/mystream", medias)
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if err != nil {
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panic(err)
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}
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defer c.Close()
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var pkt rtp.Packet
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for {
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// parse RTP packet
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err = pkt.Unmarshal(buf[:n])
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if err != nil {
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panic(err)
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}
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// route RTP packet to the server
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err = c.WritePacketRTP(medias[0], &pkt)
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if err != nil {
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panic(err)
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}
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// read another RTP packet from source
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n, _, err = pc.ReadFrom(buf)
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if err != nil {
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panic(err)
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}
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}
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}
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