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Obtenir un événement de chaîne

Obtenir des informations sur une ressource d'événement de chaîne de diffusion en direct

En savoir plus

Pour obtenir une documentation détaillée incluant cet exemple de code, consultez les articles suivants :

Créer et gérer des événements de canal

Exemple de code

C#

Pour savoir comment installer et utiliser la bibliothèque cliente de l'API Live Stream, consultez la page Bibliothèques clientes de l'API Live Stream. Pour en savoir plus, consultez la documentation de référence de l'API C# pour la diffusion en direct.

Pour vous authentifier auprès de l'API Live Stream, configurez les Identifiants par défaut de l'application. Pour en savoir plus, consultez Configurer l'authentification pour un environnement de développement local.


using Google.Cloud.Video.LiveStream.V1;

public class GetChannelEventSample
{
    public Event GetChannelEvent(
         string projectId, string locationId, string channelId, string eventId)
    {
        // Create the client.
        LivestreamServiceClient client = LivestreamServiceClient.Create();

        GetEventRequest request = new GetEventRequest
        {
            EventName = EventName.FromProjectLocationChannelEvent(projectId, locationId, channelId, eventId),
        };

        // Make the request.
        Event response = client.GetEvent(request);
        return response;
    }
}

Go

import (
	"context"
	"fmt"
	"io"

	livestream "cloud.google.com/go/video/livestream/apiv1"
	"cloud.google.com/go/video/livestream/apiv1/livestreampb"
)

// getChannelEvent gets a previously-created channel event.
func getChannelEvent(w io.Writer, projectID, location, channelID, eventID string) error {
	// projectID := "my-project-id"
	// location := "us-central1"
	// channelID := "my-channel-id"
	// eventID := "my-channel-event"
	ctx := context.Background()
	client, err := livestream.NewClient(ctx)
	if err != nil {
		return fmt.Errorf("NewClient: %w", err)
	}
	defer client.Close()

	req := &livestreampb.GetEventRequest{
		Name: fmt.Sprintf("projects/%s/locations/%s/channels/%s/events/%s", projectID, location, channelID, eventID),
	}

	response, err := client.GetEvent(ctx, req)
	if err != nil {
		return fmt.Errorf("GetEvent: %w", err)
	}

	fmt.Fprintf(w, "Channel event: %v", response.Name)
	return nil
}

Java


import com.google.cloud.video.livestream.v1.Event;
import com.google.cloud.video.livestream.v1.EventName;
import com.google.cloud.video.livestream.v1.LivestreamServiceClient;
import java.io.IOException;

public class GetChannelEvent {

  public static void main(String[] args) throws Exception {
    // TODO(developer): Replace these variables before running the sample.
    String projectId = "my-project-id";
    String location = "us-central1";
    String channelId = "my-channel-id";
    String eventId = "my-channel-event-id";

    getChannelEvent(projectId, location, channelId, eventId);
  }

  public static void getChannelEvent(
      String projectId, String location, String channelId, String eventId) throws IOException {
    // Initialize client that will be used to send requests. This client only needs to be created
    // once, and can be reused for multiple requests. In this example, try-with-resources is used
    // which automatically calls close() on the client to clean up resources.
    try (LivestreamServiceClient livestreamServiceClient = LivestreamServiceClient.create()) {
      EventName name = EventName.of(projectId, location, channelId, eventId);
      Event response = livestreamServiceClient.getEvent(name);
      System.out.println("Channel event: " + response.getName());
    }
  }
}

Node.js

/**
 * TODO(developer): Uncomment these variables before running the sample.
 */
// projectId = 'my-project-id';
// location = 'us-central1';
// channelId = 'my-channel';
// eventId = 'my-channel-event';

// Imports the Livestream library
const {LivestreamServiceClient} = require('@google-cloud/livestream').v1;

// Instantiates a client
const livestreamServiceClient = new LivestreamServiceClient();

async function getChannelEvent() {
  // Construct request
  const request = {
    name: livestreamServiceClient.eventPath(
      projectId,
      location,
      channelId,
      eventId
    ),
  };
  const [event] = await livestreamServiceClient.getEvent(request);
  console.log(`Channel event: ${event.name}`);
}

getChannelEvent();

PHP

use Google\Cloud\Video\LiveStream\V1\Client\LivestreamServiceClient;
use Google\Cloud\Video\LiveStream\V1\GetEventRequest;

/**
 * Gets a channel event.
 *
 * @param string  $callingProjectId   The project ID to run the API call under
 * @param string  $location           The location of the channel
 * @param string  $channelId          The ID of the channel
 * @param string  $eventId            The ID of the channel event
 */
function get_channel_event(
    string $callingProjectId,
    string $location,
    string $channelId,
    string $eventId
): void {
    // Instantiate a client.
    $livestreamClient = new LivestreamServiceClient();
    $formattedName = $livestreamClient->eventName($callingProjectId, $location, $channelId, $eventId);

    // Get the channel event.
    $request = (new GetEventRequest())
        ->setName($formattedName);
    $response = $livestreamClient->getEvent($request);
    printf('Channel event: %s' . PHP_EOL, $response->getName());
}

Python


import argparse

from google.cloud.video import live_stream_v1
from google.cloud.video.live_stream_v1.services.livestream_service import (
    LivestreamServiceClient,
)


def get_channel_event(
    project_id: str, location: str, channel_id: str, event_id: str
) -> live_stream_v1.types.Event:
    """Gets a channel.
    Args:
        project_id: The GCP project ID.
        location: The location of the channel.
        channel_id: The user-defined channel ID.
        event_id: The user-defined event ID."""

    client = LivestreamServiceClient()

    name = f"projects/{project_id}/locations/{location}/channels/{channel_id}/events/{event_id}"
    response = client.get_event(name=name)
    print(f"Channel event: {response.name}")

    return response

Ruby

require "google/cloud/video/live_stream"

##
# Get a channel event
#
# @param project_id [String] Your Google Cloud project (e.g. "my-project")
# @param location [String] The location (e.g. "us-central1")
# @param channel_id [String] Your channel name (e.g. "my-channel")
# @param event_id [String] Your event name (e.g. "my-event")
#
def get_channel_event project_id:, location:, channel_id:, event_id:
  # Create a Live Stream client.
  client = Google::Cloud::Video::LiveStream.livestream_service

  # Build the resource name of the channel event.
  name = client.event_path project: project_id, location: location, channel: channel_id, event: event_id

  # Get the channel event.
  event = client.get_event name: name

  # Print the channel event name.
  puts "Channel event: #{event.name}"
end

Étape suivante

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