/// <summary>
/// Play the youtube video in the attached Video Player component.
/// </summary>
/// <param name="videoUrl">Youtube url (e.g. https://www.youtube.com/watch?v=VIDEO_ID)</param>
/// <param name="options">Options for downloading the raw video</param>
/// <param name="cancellationToken">A CancellationToken used to cancel the current async task</param>
/// <returns>A Task to await</returns>
public async Task PlayVideoAsync(string videoUrl = null, YoutubeDlOptions options = null, CancellationToken cancellationToken = default)
{
options = options ?? (is360Video ? YoutubeDlOptions.Three60 : YoutubeDlOptions.Default);
await PrepareVideoAsync(videoUrl, options, cancellationToken);
VideoPlayer.Play();
}
/// <summary>
/// Triggers a request to youtube-dl to parse the webpage for the raw video url
/// </summary>
/// <param name="videoUrl">Youtube url (e.g. https://www.youtube.com/watch?v=VIDEO_ID)</param>
/// <param name="options">Options for downloading the raw video</param>
/// <param name="cancellationToken">A CancellationToken used to cancel the current async task</param>
/// <returns>A Task to await</returns>
public static async Task <string> GetRawVideoUrlAsync(string videoUrl, YoutubeDlOptions options = null, CancellationToken cancellationToken = default)
{
options = options ?? YoutubeDlOptions.Default;
var metaData = await YoutubeDl.GetVideoMetaDataAsync(videoUrl, options, cancellationToken);
return(metaData.Url);
}
public static async Task <T> GetVideoMetaDataAsync <T>(string youtubeUrl, YoutubeDlOptions options,
CancellationToken cancellationToken = default)
{
var schema = GetJsonSchema <T>();
return(await GetVideoMetaDataAsync <T>(youtubeUrl, options, schema, cancellationToken));
}
public static async Task <T> GetVideoMetaDataAsync <T>(string youtubeUrl, YoutubeDlOptions options,
CancellationToken cancellationToken = default)
{
var optionFlags = new List <string>();
if (!string.IsNullOrWhiteSpace(options.Format))
{
optionFlags.Add($"-f \"{options.Format}\"");
}
if (options.UserAgent != null)
{
optionFlags.Add($"--user-agent \"{options.UserAgent}\"");
}
if (options.Custom != null)
{
optionFlags.Add(options.Custom);
}
var requestUrl = $"{ServerUrl}/v1/video?url={youtubeUrl}";
if (optionFlags.Count > 0)
{
requestUrl += $"&options={UnityWebRequest.EscapeURL(string.Join(" ", optionFlags))}";
}
var request = UnityWebRequest.Get(requestUrl);
var tcs = new TaskCompletionSource <T>();
request.SendWebRequest().completed += operation =>
{
if (request.isNetworkError)
{
tcs.TrySetException(new Exception(request.error));
return;
}
var text = request.downloadHandler.text;
if (request.isHttpError)
{
tcs.TrySetException(new Exception(request.error + "\nResponseError:" + text));
return;
}
var video = JsonConvert.DeserializeObject <T>(text);
tcs.TrySetResult(video);
};
cancellationToken.Register(obj =>
{
((UnityWebRequest)obj).Abort();
tcs.TrySetCanceled(cancellationToken);
}, request);
return(await tcs.Task);
}
/// <summary>
/// Prepare the video for playing. This includes a web request to youtube-dl, as well as preparing/warming up
/// the VideoPlayer.
/// </summary>
/// <param name="videoUrl">Youtube url (e.g. https://www.youtube.com/watch?v=VIDEO_ID)</param>
/// <param name="options">Options for downloading the raw video</param>
/// <param name="cancellationToken">A CancellationToken used to cancel the current async task</param>
/// <returns>A Task to await</returns>
public async Task PrepareVideoAsync(string videoUrl = null, YoutubeDlOptions options = null, CancellationToken cancellationToken = default)
{
videoUrl = videoUrl ?? youtubeUrl;
options = options ?? (is360Video ? YoutubeDlOptions.Three60 : YoutubeDlOptions.Default);
var rawUrl = await GetRawVideoUrlAsync(videoUrl, options, cancellationToken);
VideoPlayer.source = VideoSource.Url;
//Resetting the same url restarts the video...
if (VideoPlayer.url != rawUrl)
{
VideoPlayer.url = rawUrl;
}
youtubeUrl = videoUrl;
await VideoPlayer.PrepareAsync(cancellationToken);
}
public static async Task <T> GetVideoMetaDataAsync <T>(string youtubeUrl, YoutubeDlOptions options,
CancellationToken cancellationToken = default)
{
var optionFlags = new List <string>();
if (!string.IsNullOrWhiteSpace(options.Format))
{
optionFlags.Add($"-f \"{options.Format}\"");
}
if (options.UserAgent != null)
{
//optionFlags.Add($"--user-agent \"{options.UserAgent}\"");
}
if (options.Custom != null)
{
optionFlags.Add(options.Custom);
}
var requestUrl = $"{ServerUrl}/v1/video?url={youtubeUrl}";
if (optionFlags.Count > 0)
{
//requestUrl += $"&options={UnityWebRequest.EscapeURL(string.Join(" ", optionFlags))}";
}
using (var client = new HttpClient())
{
try
{
var request = await client.GetAsync(requestUrl, cancellationToken);
var tcs = new TaskCompletionSource <T>();
var text = await request.Content.ReadAsStringAsync();
var video = JsonConvert.DeserializeObject <T>(text);
tcs.TrySetResult(video);
return(await tcs.Task);
}
catch (Exception e)
{
Debug.LogError($"Youtube Error: {e}");
return(default);
public static async Task <YoutubeVideoMetaData> GetVideoMetaDataAsync(string youtubeUrl, YoutubeDlOptions options)
{
var optionFlags = new List <string>();
if (!string.IsNullOrWhiteSpace(options.Format))
{
optionFlags.Add($"-f \"{options.Format}\"");
}
if (options.UserAgent != null)
{
optionFlags.Add($"--user-agent \"{options.UserAgent}\"");
}
var requestUrl = $"{ServerUrl}/v1/video?url={youtubeUrl}";
if (optionFlags.Count > 0)
{
requestUrl += $"&options={HttpUtility.UrlEncode(string.Join(" ", optionFlags))}";
}
var request = UnityWebRequest.Get(requestUrl);
var tcs = new TaskCompletionSource <YoutubeVideoMetaData>();
request.SendWebRequest().completed += operation =>
{
if (request.isHttpError || request.isNetworkError)
{
tcs.TrySetException(new Exception(request.error));
return;
}
var text = request.downloadHandler.text;
var video = JsonConvert.DeserializeObject <YoutubeVideoMetaData>(text);
tcs.TrySetResult(video);
};
return(await tcs.Task);
}
