public async Task <Stream> HeadAsync()
{
using (var client = new VideoClient())
{
return(await client
.StreamAsync(this)
.ConfigureAwait(false));
}
}
public async Task <byte[]> GetBytesAsync()
{
using (var client = new VideoClient())
{
return(await client
.GetBytesAsync(this)
.ConfigureAwait(false));
}
}
/// <summary>
/// Streams the contents of the video as an asynchronous operation.
/// </summary>
/// <returns>A Task to a stream representing the binary contents of this video.</returns>
public async Task<Stream> StreamAsync()
{
using (var client = new VideoClient())
{
return await client
.StreamAsync(this)
.ConfigureAwait(false);
}
}
/// <summary>
/// Gets the byte array representing the video's file as an asynchronous operation.
/// </summary>
/// <returns>A Task returning the bytes of the video, which are generally saved into a file.</returns>
public async Task<byte[]> GetBytesAsync()
{
using (var client = new VideoClient())
{
return await client
.GetBytesAsync(this)
.ConfigureAwait(false);
}
}
private async Task <long?> GetContentLength(Query query)
{
if (query.TryGetValue("clen", out string clen))
{
return(long.Parse(clen));
}
using (var client = new VideoClient())
{
return(await client.GetContentLengthAsync(uri));
}
}
/// <summary>
/// Creates a new named pipe from a Youtube video link.
/// </summary>
/// <param name="youtubeUri">Uri to Youtube video file.</param>
/// <param name="fileExtension">Video-file extension.</param>
/// <param name="namedPipeName">Named pipe.</param>
/// <param name="onProgress">Function executed when progress changes. Return true to cancel the operation, false to continue.</param>
/// <returns>Pipe name.</returns>
public static string NamedPipeFromYoutubeUri(this Uri youtubeUri, out string fileExtension, string namedPipeName = "youtubeVideoPipe", Func<float, bool> onProgress = null)
{
if (youtubeUri.Host != "www.youtube.com")
throw new ArgumentException("The provided URI is not valid Youtube URI.");
var youtubeVideo = YouTube.Default.GetVideo(youtubeUri.AbsoluteUri);
fileExtension = youtubeVideo.FileExtension;
VideoClient vc = new VideoClient();
Stream source = vc.Stream(youtubeVideo);
return NamedPipeFromStreamAsync(source, namedPipeName, onProgress, () =>
{
source.Dispose();
vc.Dispose();
});
}
