async Task ProcessYouTubeUrlAsync()
{
VideoMetaData = null;
AudioOnlyStreamInfos = Array.Empty <AudioOnlyStreamInfo>();
CheckedAudioOnlyStreamInfoHashCode = NoSelection;
ProcessYouTubeUrlButtonEnabled = false;
DownloadButtonEnabled = false;
Progress = 0;
OpusAudioStreamPresent = false;
ExtractOpus = false;
try
{
var taskVideoMetaData = YouTubeDownloadApi.GetVideoMetaDataAsync(YouTubeUrl);
var taskAudioOnlyStreamInfos = YouTubeDownloadApi.GetAudioOnlyStreamsAsync(YouTubeUrl);
await Task.WhenAll(taskVideoMetaData, taskAudioOnlyStreamInfos);
VideoMetaData = await taskVideoMetaData;
AudioOnlyStreamInfos = await taskAudioOnlyStreamInfos;
var highest = AudioOnlyStreamInfos.TryGetWithHighestBitrate();
CheckedAudioOnlyStreamInfoHashCode = highest?.GetHashCode() ?? NoSelection;
OpusAudioStreamPresent = AudioOnlyStreamInfos.Any(a => a.IsOpus());
ExtractOpus = OpusAudioStreamPresent;
}
finally
{
DownloadButtonEnabled = true;
ProcessYouTubeUrlButtonEnabled = true;
}
}
