/// <summary>
/// Called when metadata request returns (or simulated in SongInfoRetrieve
/// to skip metadata request)
/// </summary>
private void REST_ResultMetaDataMuziekweb(object sender, bool success, ResultSongs resultSongs, object userState = null)
{
try
{
ResultFingerprintRecognition resultRecognitions = userState as ResultFingerprintRecognition;
Console.WriteLine("Detected: " + resultRecognitions.FingerTracks[0].FingerTrackReference.ToString() + " Q=" + (resultRecognitions.TimeStatistics.TotalQueryTime.TotalMilliseconds / 1000).ToString("#0.000"));
if (resultSongs != null && resultSongs.Songs.Count > 0)
{
Console.WriteLine("MetaData: " + SongInfo(resultSongs.Songs[0]));
}
Console.Write(" P=" + resultRecognitions.FingerTracks[0].SearchStrategy.SearchName + " (I=" + resultRecognitions.FingerTracks[0].SearchStrategy.SearchIteration.ToString() + ")");
Console.Write(" | BER=" + resultRecognitions.FingerTracks[0].BER.ToString());
Console.Write(" | Index=" + resultRecognitions.FingerTracks[0].SearchStrategy.IndexNumberInMatchList.ToString() + " | HitCount=" + resultRecognitions.FingerTracks[0].SearchStrategy.SubFingerCountHitInFingerprint.ToString());
Console.WriteLine();
}
finally
{
// Release detecttask so new one can be initiated
lock (lockObject)
{
detectTask = null;
}
}
}
private void DetectAudio(float[] inputAudioSample, int inputSampleRate, int inputChannels)
{
TimeSpan wait = (DateTime.Now - waitUntil);
if (wait.TotalDays < 0 && wait.TotalSeconds < 0)
{
return;
}
// Run separeted task, ignore when one is allready running
lock (lockObject)
{
// if detection task is runnign don't run a new one (otherwhise als er al een detectie draait dan niet verder gaan
if (detectTask != null)
{
return;
}
detectTask = new WSRecognize();
} //lock
Task task = Task.Factory.StartNew(() =>
{
using (AudioEngine ae = new AudioEngine())
{
AudioSamples audio = new AudioSamples();
audio.Channels = inputChannels;
audio.SampleRate = inputSampleRate;
audio.Samples = inputAudioSample;
audio.Origin = "MEMORY";
if (doTimeStretching)
{
Console.WriteLine("Timestretching with " + timeStretchRateFactor.ToString("#0.00") + "f");
audio = ae.TimeStretch(audio.Samples, audio.SampleRate, audio.Channels, timeStretchRateFactor);
}
audio = ae.Resample(audio.Samples, audio.SampleRate, audio.Channels, 5512);
FingerprintSignature fsQuery = ae.CreateFingerprint(audio, SpectrogramConfig.Default);
switch (webServiceCall)
{
case "SLOW":
detectTask.DetectAudioFragmentSlow(fsQuery, null, REST_ResultFingerDetect);
break;
default:
detectTask.DetectAudioFragmentFast(fsQuery, null, REST_ResultFingerDetect);
break;
}
//detectTask.DetectAudioFragment(fsQuery, null, REST_ResultFingerDetect);
} //using
});
}
private void PrintAnswer(Resultset result)
{
if (result != null)
{
Console.WriteLine("======================================================================");
Console.WriteLine("Algorithm: " + result.Algorithm.ToString());
Console.Write("Stats: ");
Console.Write("Total=" + (result.QueryTime.TotalMilliseconds / 1000).ToString("#0.000") + "s");
Console.Write(" | FingerQry=" + (result.FingerQueryTime.TotalMilliseconds / 1000).ToString("#0.000") + "s");
Console.Write(" | FingerLD=" + (result.FingerLoadTime.TotalMilliseconds / 1000).ToString("#0.000") + "s");
Console.Write(" | Match=" + (result.MatchTime.TotalMilliseconds / 1000).ToString("#0.000") + "s");
Console.WriteLine();
Console.WriteLine();
foreach (ResultEntry item in result.ResultEntries)
{
Song song = new Song();
if (RetrieveMetadataFromMuziekweb(item.Reference.ToString()))
{
signalEvent.Reset();
WSRecognize detectTask = new WSRecognize();
string reference = item.Reference.ToString();
if (!retrieveMetadataFromMuziekweb && MapCRC32ToMuziekwebReference(reference).Length > 0)
{
reference = MapCRC32ToMuziekwebReference(reference);
}
detectTask.RetrieveMetaDataMuziekweb(reference, song, REST_ResultMetaDataMuziekweb);
// wait until metadata is retrieved
signalEvent.WaitOne();
}
Console.WriteLine("SearchPlan : " + item.SearchStrategy.ToString());
Console.WriteLine("Reference : " + item.Reference.ToString());
// AcoustID is for complete track so position in track is pointless
if (item.TimeIndex >= 0)
{
Console.WriteLine("Position : " + (item.Time.TotalMilliseconds / 1000).ToString("#0.000") + " sec");
}
else
{
Console.WriteLine("Position : Match on complete track");
}
if (result.Algorithm == FingerprintAlgorithm.AcoustIDFingerprint)
{
Console.WriteLine(string.Format("Match perc. : {0}%", item.Similarity));
}
else
{
Console.WriteLine("BER : " + item.Similarity.ToString());
}
if (!string.IsNullOrEmpty(song.AlbumTrackID))
{
Console.WriteLine(string.Format("Album : {0} / {1}", song.Album.AlbumTitle, PerformerList(song.Album.Performers)));
Console.WriteLine(string.Format("Song : {0} / {1}", song.SongTitle, PerformerList(song.Performers)));
}
Console.WriteLine();
} //foreach
Console.WriteLine("======================================================================");
}
}
private void REST_ResultFingerDetect(object sender, bool success, ResultFingerprintRecognition resultRecognitions, object userState = null)
{
if (success && resultRecognitions != null && resultRecognitions.FingerTracks.Count > 0)
{
SongInfoRetrieve(resultRecognitions);
// Leave detectTask intact, because we need to do a second call to get the metadata
return;
}
try
{
if (resultRecognitions != null)
{
string line = string.Empty;
switch (resultRecognitions.RecognizeCode)
{
case RecognizeCode.EXCEPTION:
line = "Error: " + resultRecognitions.RecognizeResult;
break;
case RecognizeCode.TIMEOUT:
line = "Timeout. Waiting 30 seconds before submitting detect query again.";
waitUntil = DateTime.Now.AddSeconds(30);
break;
case RecognizeCode.SERVERNOTFOUND:
line = "Server not found. Waiting 30 seconds before submitting detect query again.";
waitUntil = DateTime.Now.AddSeconds(30);
break;
case RecognizeCode.OK:
if (resultRecognitions.FingerTracks.Count == 0)
{
line = "Unknown song. Q=" + (resultRecognitions.TimeStatistics.TotalQueryTime.TotalMilliseconds / 1000).ToString("#0.000");
}
break;
default:
line = "Unknown error (" + resultRecognitions.RecognizeResult + ").";
break;
} //switch
if (line.Length > 0)
{
Console.WriteLine(line);
}
#if TIMEQUERYINFO
Console.Write(" QTotal=" + (resultRecognitions.TimeStatistics.TotalQueryTime.TotalMilliseconds / 1000).ToString("#0.000"));
Console.Write(" QSubF=" + (resultRecognitions.TimeStatistics.SubFingerQueryTime.TotalMilliseconds / 1000).ToString("#0.000"));
Console.Write(" QFinger=" + (resultRecognitions.TimeStatistics.FingerLoadTime.TotalMilliseconds / 1000).ToString("#0.000"));
Console.Write(" QMatch=" + (resultRecognitions.TimeStatistics.MatchTime.TotalMilliseconds / 1000).ToString("#0.000"));
Console.WriteLine();
#endif
Console.WriteLine();
}
CleanUpDict(false);
}
finally
{
// Release detetctask so new one can be initiated
lock (lockObject)
{
detectTask = null;
}
}
}
