public static async Task <string> GetEmbededVideo(string url)
{
try
{
if (url.Contains("youtube") || url.Contains("youtu"))
{
VideoInfos = await DownloadUrlResolver.GetDownloadUrlsAsync(url);
var videoInfos = VideoInfos.ToList();
if (videoInfos.Count() > 1)
{
YoutubeExtractor.VideoInfo video = videoInfos.FirstOrDefault(info => info.VideoType == VideoType.Mp4 && info.Resolution == 720);
if (video == null)
{
video = videoInfos.FirstOrDefault(
info => info.VideoType == VideoType.Mp4 && info.Resolution == 480);
}
if (video == null)
{
video = videoInfos.FirstOrDefault(
info => info.VideoType == VideoType.Mp4 && info.Resolution == 360);
}
if (video == null)
{
video = videoInfos.FirstOrDefault(
info => info.VideoType == VideoType.Mp4 && info.Resolution == 240);
}
if (video == null)
{
video = videoInfos.FirstOrDefault(
info => info.VideoType == VideoType.Mp4 && info.Resolution == 144);
}
if (video != null)
{
if (video.RequiresDecryption)
{
DownloadUrlResolver.DecryptDownloadUrl(video);
}
VideoSelected = video;
VideoDownloadstring = video.DownloadUrl;
return(VideoDownloadstring);
}
else
{
return(null);
}
}
else
{
var result = await Get_Youtube_Video(url);
if (result != null)
{
VideoDownloadstring = result[0].Videourl;
return(VideoDownloadstring);
}
else
{
return(null);
}
}
}
else
{
return(null);
}
}
catch (IOException exception)
{
Console.WriteLine(exception);
return("Invalid");
}
}
/// <summary>
/// Initializes a new instance of the <see cref="VideoDownloader"/> class.
/// </summary>
/// <param name="video">The video to download.</param>
/// <param name="savePath">The path to save the video.</param>
/// <param name="bytesToDownload">An optional value to limit the number of bytes to download.</param>
/// <exception cref="ArgumentNullException"><paramref name="video"/> or <paramref name="savePath"/> is <c>null</c>.</exception>
public VideoDownloader(VideoInfo video, string savePath, String folder, int?bytesToDownload = null)
: base(video, savePath, folder, bytesToDownload)
{
}
internal VideoInfo(VideoInfo info)
: this(info.FormatCode, info.VideoType, info.Resolution, info.Is3D, info.AudioType, info.AudioBitrate, info.AdaptiveType)
{
}
/// <summary>
/// Initializes a new instance of the <see cref="AudioDownloader"/> class.
/// </summary>
/// <param name="video">The video to convert.</param>
/// <param name="savePath">The path to save the audio.</param>
/// /// <param name="bytesToDownload">An optional value to limit the number of bytes to download.</param>
/// <exception cref="ArgumentNullException"><paramref name="video"/> or <paramref name="savePath"/> is <c>null</c>.</exception>
public AudioDownloader(VideoInfo video, string savePath, int?bytesToDownload = null)
: base(video, savePath, bytesToDownload)
{
}
internal VideoInfo(VideoInfo info)
: this(info.FormatCode, info.VideoType, info.Resolution, info.IsHDR, info.Is3D, info.AudioType, info.AudioBitrate, info.AdaptiveType)
{
}
/// <summary>
/// Initializes a new instance of the <see cref="AudioDownloader"/> class.
/// </summary>
/// <param name="video">The video to convert.</param>
/// <param name="savePath">The path to save the audio.</param>
public AudioDownloader(VideoInfo video, string savePath)
: base(video, savePath)
{
}
private static IEnumerable <VideoInfo> GetVideoInfos(YoutubeModel model)
{
var streamingFormats = GetStreamMap(model);
streamingFormats.AddRange(GetAdaptiveStreamMap(model));
foreach (var fmt in streamingFormats)
{
if (!fmt.Itag.HasValue)
{
continue;
}
var itag = (int)fmt.Itag.Value;
VideoInfo videoInfo = VideoInfo.Defaults.SingleOrDefault(info => info.FormatCode == itag);
videoInfo = videoInfo ?? new VideoInfo(itag);
if (!string.IsNullOrEmpty(fmt.Url))
{
videoInfo.DownloadUrl = HttpHelper.UrlDecode(HttpHelper.UrlDecode(fmt.Url));
}
else if (!string.IsNullOrEmpty(fmt.Cipher) || !string.IsNullOrEmpty(fmt.SignatureCipher))
{
IDictionary <string, string> cipher = null;
if (!string.IsNullOrEmpty(fmt.Cipher))
{
cipher = HttpHelper.ParseQueryString(fmt.Cipher);
}
if (!string.IsNullOrEmpty(fmt.SignatureCipher))
{
cipher = HttpHelper.ParseQueryString(fmt.SignatureCipher);
}
if (!cipher.ContainsKey("url"))
{
continue;
}
if (!cipher.ContainsKey("s"))
{
continue;
}
var url = cipher["url"];
var sig = cipher["s"];
url = HttpHelper.UrlDecode(url);
url = HttpHelper.UrlDecode(url);
sig = HttpHelper.UrlDecode(sig);
sig = HttpHelper.UrlDecode(sig);
url = url.Replace("&s=", "&sig=");
videoInfo.DownloadUrl = HttpHelper.ReplaceQueryStringParameter(url, SignatureQuery, sig);
videoInfo.RequiresDecryption = true;
}
else
{
continue;
}
if (!HttpHelper.ParseQueryString(videoInfo.DownloadUrl).ContainsKey(RateBypassFlag))
{
videoInfo.DownloadUrl = string.Concat(videoInfo.DownloadUrl, string.Format("&{0}={1}", "ratebypass", "yes"));
}
if (fmt.AudioSampleRate.HasValue)
{
videoInfo.AudioBitrate = (int)fmt.AudioSampleRate.Value;
}
if (fmt.ContentLength.HasValue)
{
videoInfo.FileSize = (int)fmt.ContentLength.Value;
}
if (!string.IsNullOrEmpty(fmt.QualityLabel))
{
videoInfo.FormatNote = fmt.QualityLabel;
}
else
{
videoInfo.FormatNote = fmt.Quality;
}
if (fmt.Fps.HasValue)
{
videoInfo.FPS = (int)fmt.Fps.Value;
}
if (fmt.Height.HasValue)
{
videoInfo.Height = (int)fmt.Height.Value;
}
if (fmt.Width.HasValue)
{
videoInfo.Width = (int)fmt.Width.Value;
}
// bitrate for itag 43 is always 2147483647
if (itag != 43)
{
if (fmt.AverageBitrate.HasValue)
{
videoInfo.AverageBitrate = fmt.AverageBitrate.Value / 1000f;
}
else if (fmt.Bitrate.HasValue)
{
videoInfo.AverageBitrate = fmt.Bitrate.Value / 1000f;
}
}
if (fmt.Height.HasValue)
{
videoInfo.Height = (int)fmt.Height.Value;
}
if (fmt.Width.HasValue)
{
videoInfo.Width = (int)fmt.Width.Value;
}
yield return(videoInfo);
}
}
/// <summary>
/// Initializes a new instance of the <see cref="Downloader"/> class.
/// </summary>
/// <param name="video">The video to download/convert.</param>
/// <param name="savePath">The path to save the video/audio.</param>
/// /// <param name="bytesToDownload">An optional value to limit the number of bytes to download.</param>
/// <exception cref="ArgumentNullException"><paramref name="video"/> or <paramref name="savePath"/> is <c>null</c>.</exception>
protected Downloader(VideoInfo video, string savePath, int?bytesToDownload = null)
{
Init(video, savePath, bytesToDownload);
}
public static void DecryptDownloadUrl(VideoInfo info)
{
// Nothing to do here, URL is decrypted automatically
// upon calling YouTubeVideo.Uri.
}
/// <summary>
/// Initializes a new instance of the <see cref="Downloader"/> class.
/// </summary>
/// <param name="video">The video to download/convert.</param>
/// <param name="savePath">The path to save the video/audio.</param>
protected Downloader(VideoInfo video, string savePath)
{
this.Video = video;
this.SavePath = savePath;
}
