public static async System.Threading.Tasks.Task <int> GetSampleRateAsync(string fileName)
{
Windows.Storage.StorageFile file = await Windows.Storage.StorageFile.GetFileFromPathAsync(Options.options.tempFolderPath + fileName);
Windows.Storage.FileProperties.MusicProperties musicProperties = await file.Properties.GetMusicPropertiesAsync();
Log.WriteLine("Synthesized Speech wave file: sample rate:" + musicProperties.Bitrate / Options.options.audio.bitDepth);
return((int)musicProperties.Bitrate / Options.options.audio.bitDepth);
}
public static async System.Threading.Tasks.Task <int> SynSpeechWriteToFileAsync(string text, string fileName)
{
using (Windows.Media.SpeechSynthesis.SpeechSynthesizer synth = new Windows.Media.SpeechSynthesis.SpeechSynthesizer())
{
try
{
using (Windows.Media.SpeechSynthesis.SpeechSynthesisStream synthStream = await synth.SynthesizeTextToStreamAsyncServiceAsync(text, apiArgs)) // doesn't handle special characters such as quotes
{
// TODO: obsolete to use DataReader? use await Windows.Storage.FileIO.Read...(file);
using (Windows.Storage.Streams.DataReader reader = new Windows.Storage.Streams.DataReader(synthStream))
{
await reader.LoadAsync((uint)synthStream.Size);
Windows.Storage.Streams.IBuffer buffer = reader.ReadBuffer((uint)synthStream.Size);
Windows.Storage.StorageFolder tempFolder = await Windows.Storage.StorageFolder.GetFolderFromPathAsync(Options.options.tempFolderPath);
Windows.Storage.StorageFile srcFile = await tempFolder.CreateFileAsync(Options.options.audio.speechSynthesisFileName, Windows.Storage.CreationCollisionOption.ReplaceExisting);
await Windows.Storage.FileIO.WriteBufferAsync(srcFile, buffer);
Windows.Storage.FileProperties.MusicProperties musicProperties = await srcFile.Properties.GetMusicPropertiesAsync();
Log.WriteLine("Bitrate:" + musicProperties.Bitrate);
Windows.Media.MediaProperties.MediaEncodingProfile profile = Windows.Media.MediaProperties.MediaEncodingProfile.CreateWav(Windows.Media.MediaProperties.AudioEncodingQuality.Low);
Windows.Media.Transcoding.MediaTranscoder transcoder = new Windows.Media.Transcoding.MediaTranscoder();
Windows.Storage.StorageFile destFile = await tempFolder.CreateFileAsync(fileName, Windows.Storage.CreationCollisionOption.ReplaceExisting);
Windows.Media.Transcoding.PrepareTranscodeResult result = await transcoder.PrepareFileTranscodeAsync(srcFile, destFile, profile);
if (result.CanTranscode)
{
await result.TranscodeAsync();
}
else
{
Log.WriteLine("can't transcode file:" + result.FailureReason.ToString());
}
}
}
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
}
}
return(0);
}
/// <summary>
/// Setting music class properties (active music should
/// </summary>
/// <returns></returns>
public async Task <Music> ImportNewAsnyc()
{
try
{
Music _newMusic = new Music();
//open file
FileOpenPicker fileOpen = new FileOpenPicker();
fileOpen.SuggestedStartLocation = PickerLocationId.Downloads;
fileOpen.FileTypeFilter.Add(".MP3");
fileOpen.FileTypeFilter.Add(".WAV");
StorageFile filePicked = await fileOpen.PickSingleFileAsync();
_newMusic.fileAccessToken = Windows.Storage.AccessCache.StorageApplicationPermissions.FutureAccessList.Add(filePicked);
//extract music property
Windows.Storage.FileProperties.MusicProperties musicProp = await filePicked.Properties.GetMusicPropertiesAsync();
//var x = await musicProp.RetrievePropertiesAsync("Beats-per-minute");
_newMusic.musicName = musicProp.Title;
_newMusic.musicArtist = musicProp.Artist;
_newMusic.musicDuration = ConvertDuration((double)musicProp.Duration.TotalSeconds);
//add beat tag reading
IDictionary <string, object> musicTags = await musicProp.RetrievePropertiesAsync(new string[] { "System.Music.BeatsPerMinute" });
string bpmFromTags = musicTags["System.Music.BeatsPerMinute"].ToString();
float floatBpm = 105;
float.TryParse(bpmFromTags, out floatBpm);
_newMusic.musicBPM = floatBpm;
//TagLib.File tagFile = TagLib.File.Create(filePicked.Path);
//replace with PCG to fill note sequence
_newMusic.musicPunchKey = new List <PunchKey>();
foreach (MusicMode mMode in Enum.GetValues(typeof(MusicMode)))
{
if (mMode == MusicMode.Exercise || mMode == MusicMode.EasyChallenge || mMode == MusicMode.NormalChallenge || mMode == MusicMode.HardChallenge)
{
var a = (int)mMode;
PunchKey newPunchKey = new PunchKey();
//hanya generate untuk challenge, multiplayer nanti join dengan challenge
await newPunchKey.GenerateNoteSequence((int)mMode);
_newMusic.musicPunchKey.Add(newPunchKey);
}
}
//Change flag
_newMusic.musicStatus = MusicFlags.Available;
Debug.WriteLine("succes importing > " + _newMusic.musicName);
return(_newMusic);
}
catch (Exception exc)
{
Debug.WriteLine("importing music fail > " + exc.Message.ToString());
return(null);
}
}
