public async Task DownloadVideoAsync_UnsignedUnrestricted_Test()
{
var videoInfo = await _client.GetVideoInfoAsync("LsNPjFXIPT8");
var streamInfo = videoInfo.Streams.OrderBy(s => s.FileSize).First();
using (var stream = await _client.DownloadVideoAsync(streamInfo))
{
// Read some bytes
var buffer = new byte[5];
await stream.ReadAsync(buffer, 0, 5);
}
}
public async Task DownloadVideoAsync_UnsignedUnrestricted_Test()
{
var videoInfo = await _client.GetVideoInfoAsync("LsNPjFXIPT8");
foreach (var streamInfo in videoInfo.Streams)
{
using (var stream = await _client.DownloadVideoAsync(streamInfo))
{
var buffer = new byte[100];
await stream.ReadAsync(buffer, 0, buffer.Length);
}
}
}
private async void DownloadVideoAsync(VideoStreamInfo videoStreamInfo)
{
// Check params
if (videoStreamInfo == null)
{
return;
}
if (VideoInfo == null)
{
return;
}
// Copy values
string title = VideoInfo.Title;
string ext = videoStreamInfo.FileExtension;
// Select destination
var sfd = new SaveFileDialog
{
AddExtension = true,
DefaultExt = ext,
FileName = $"{title}.{ext}".Without(Path.GetInvalidFileNameChars()),
Filter = $"{ext.ToUpperInvariant()} Video Files|*.{ext}|All files|*.*"
};
if (sfd.ShowDialog() == false)
{
return;
}
string filePath = sfd.FileName;
// Try download
IsBusy = true;
Progress = 0;
using (var output = File.Create(filePath))
using (var input = await _client.DownloadVideoAsync(videoStreamInfo))
{
// Read the response and copy it to output stream
var buffer = new byte[1024];
int bytesRead;
do
{
bytesRead = await input.ReadAsync(buffer, 0, buffer.Length);
await output.WriteAsync(buffer, 0, bytesRead);
if (videoStreamInfo.FileSize > 0)
{
Progress += 1.0 * bytesRead / videoStreamInfo.FileSize;
}
} while (bytesRead > 0);
}
Progress = 0;
IsBusy = false;
}
public static void Main(string[] args)
{
Console.Title = "YoutubeExplode Demo";
Console.WindowWidth = 86;
Console.WindowHeight = 40;
// Client
var client = new YoutubeClient();
// Get the video ID
Console.WriteLine("Enter Youtube video ID or URL:");
string id = Console.ReadLine();
id = NormalizeId(id);
Console.WriteLine("Loading . . .");
Console.WriteLine();
// Get the video info
var videoInfo = client.GetVideoInfoAsync(id).Result;
// Output some meta data
Console.WriteLine($"{videoInfo.Title} | {videoInfo.ViewCount:N0} views | {videoInfo.AverageRating:0.##}* rating");
Console.WriteLine("Streams:");
for (int i = 0; i < videoInfo.Streams.Length; i++)
{
var streamInfo = videoInfo.Streams[i];
string normFileSize = NormalizeFileSize(streamInfo.FileSize);
// Video+audio streams (non-adaptive)
if (streamInfo.AdaptiveMode == VideoStreamAdaptiveMode.None)
{
Console.WriteLine($"\t[{i}] Mixed | {streamInfo.Type} | {streamInfo.QualityLabel} | {normFileSize}");
}
// Video only streams
else if (streamInfo.AdaptiveMode == VideoStreamAdaptiveMode.Video)
{
Console.WriteLine($"\t[{i}] Video | {streamInfo.Type} | {streamInfo.QualityLabel} | {streamInfo.Fps} FPS | {normFileSize}");
}
// Audio only streams
else if (streamInfo.AdaptiveMode == VideoStreamAdaptiveMode.Audio)
{
Console.WriteLine($"\t[{i}] Audio | {streamInfo.Type} | {normFileSize}");
}
// This should not happen
else
{
throw new IndexOutOfRangeException();
}
}
// Get the stream index to download
Console.WriteLine();
Console.WriteLine("Enter corresponding number to download:");
int streamIndex = Console.ReadLine().ParseInt();
var selectedStream = videoInfo.Streams[streamIndex];
Console.WriteLine("Loading . . .");
Console.WriteLine();
// Compose file name, based on meta data
string fileName = $"{videoInfo.Title}.{selectedStream.FileExtension}".Without(Path.GetInvalidFileNameChars());
// Download video
using (var input = client.DownloadVideoAsync(selectedStream).Result)
using (var output = File.Create(fileName))
input.CopyTo(output);
Console.WriteLine("Done!");
Console.ReadKey();
client.Dispose();
}
