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create broadcast in golang added #418

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create broadcast in golang added #418

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78 changes: 78 additions & 0 deletions go/create_broadcast.go
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Original file line number Diff line number Diff line change
@@ -0,0 +1,78 @@
package main

import (
"context"
"log"
"time"

"google.golang.org/api/option"
"google.golang.org/api/youtube/v3"
)

func insertBroadcast(service *youtube.Service, title string, startTime time.Time, privacyStatus string) (*youtube.LiveBroadcast, error) {
liveBroadcast := &youtube.LiveBroadcast{
Snippet: &youtube.LiveBroadcastSnippet{
Title: title,
ScheduledStartTime: startTime.Format(time.RFC3339),
},
Status: &youtube.LiveBroadcastStatus{
PrivacyStatus: privacyStatus,
},
}
return service.LiveBroadcasts.Insert([]string{"snippet", "status"}, liveBroadcast).Do()
}

func insertStream(service *youtube.Service, title, resolution, ingestionType, frameRate string) (*youtube.LiveStream, error) {
liveStream := &youtube.LiveStream{
Snippet: &youtube.LiveStreamSnippet{
Title: title,
},
Cdn: &youtube.CdnSettings{
Resolution: resolution,
IngestionType: ingestionType,
FrameRate: frameRate,
},
}
return service.LiveStreams.Insert([]string{"snippet", "cdn", "status"}, liveStream).Do()
}

func bindBroadcast(service *youtube.Service, broadcastID, streamID string) (*youtube.LiveBroadcast, error) {
return service.LiveBroadcasts.Bind(broadcastID, []string{"id", "status", "contentDetails"}).StreamId(streamID).Do()
}

func transitBroadcast(service *youtube.Service, broadcastID, status string) (*youtube.LiveBroadcast, error) {
return service.LiveBroadcasts.Transition(status, broadcastID, []string{"id", "snippet", "contentDetails", "status"}).Do()
}

func main() {
ctx := context.Background()
client := getClient(youtube.YoutubeForceSslScope)
service, err := youtube.NewService(ctx, option.WithHTTPClient(client))
if err != nil {
log.Fatalf("error in creating service %s", err.Error())
}

broadcast, err := insertBroadcast(service, "my first golang broadcast", time.Now(), "public")
if err != nil {
log.Fatalf("error in inserting broadcast %s", err.Error())
}

stream, err := insertStream(service, "my first golang stream", "variable", "rtmp", "variable")
if err != nil {
log.Fatalf("error in inserting stream %s", err.Error())
}

broadcast, err = bindBroadcast(service, broadcast.Id, stream.Id)
if err != nil {
log.Fatalf("error in binding broadcast to stream %s", err.Error())
}

ingestionAddr := stream.Cdn.IngestionInfo.IngestionAddress + "/" + stream.Cdn.IngestionInfo.StreamName
log.Println("you can now start ingestion at ", ingestionAddr)
// start streaming
time.Sleep(30 * time.Second) // waiting for stream to start. NOTE: This is not required
_, err = transitBroadcast(service, broadcast.Id, "live")
if err != nil {
log.Fatalf("error while broadcasting live %s", err.Error())
}
}