private void RecognitionReadCallback(IAsyncResult asynchronousResult)
{
RecognitionShazamResponse recognitionShazamResponse = null;
try
{
RequestContext asyncState = (RequestContext)asynchronousResult.AsyncState;
HttpWebRequest webRequest = (HttpWebRequest)asyncState.WebRequest;
HttpWebResponse httpWebResponse = (HttpWebResponse)webRequest.EndGetResponse(asynchronousResult);
OrbitPostRequestBuilder requestBuilder = asyncState.RequestBuilder as OrbitPostRequestBuilder;
string responseString = "";
if (httpWebResponse.GetResponseStream() != null)
{
using (StreamReader streamReader = new StreamReader(httpWebResponse.GetResponseStream()))
{
responseString = streamReader.ReadToEnd();
}
}
recognitionShazamResponse = ParseResponseForDoRecognition(responseString);
if (recognitionShazamResponse.errorMessage != "" && recognitionShazamResponse.errorMessage != null)
{
throw new Exception(recognitionShazamResponse.errorMessage);
}
DoGetResult(recognitionShazamResponse.requestId);
}
catch (Exception e)
{
RecognitionFailed(e);
}
}
private void DoGetResult(ulong requestId)
{
try
{
RaiseOnRecongnitionStateChanged(ShazamRecognitionState.Matching, null);
shazamRequest.requestId = requestId;
shazamRequest.art_width = 520;
ShazamRequest request = shazamRequest;
string str = request.requestId.ToString();
OrbitPostRequestBuilder orbitPostRequestBuilder = new OrbitPostRequestBuilder(encryptKey, request.key);
orbitPostRequestBuilder.AddEncryptedParameter("cryptToken", request.token);
orbitPostRequestBuilder.AddEncryptedParameter("deviceId", request.deviceid);
orbitPostRequestBuilder.AddParameter("service", request.service);
orbitPostRequestBuilder.AddParameter("language", request.language);
orbitPostRequestBuilder.AddEncryptedParameter("deviceModel", request.model);
orbitPostRequestBuilder.AddEncryptedParameter("applicationIdentifier", request.appid);
orbitPostRequestBuilder.AddEncryptedParameter("coverartSize", request.art_width.ToString());
orbitPostRequestBuilder.AddEncryptedParameter("requestId", str);
WebRequest webRequest = WebRequest.Create(kRequestResultsURL);
orbitPostRequestBuilder.PopulateWebRequestHeaders(webRequest);
RequestContext requestContext = new RequestContext();
requestContext.WebRequest = webRequest;
requestContext.RequestBuilder = orbitPostRequestBuilder;
doTimeoutRequest(requestContext, new AsyncCallback(ResultReadCallback), 30000);
}
catch (Exception e)
{
RecognitionFailed(e);
}
}
public int DoRecognition(byte[] audioBuffer, MicrophoneRecordingOutputFormatType formatType)
{
shazamRequest = new ShazamRequest();
ShazamAPIConfig shazamAPIConfig = new ShazamAPIConfig();
shazamAPIConfig.initKey("20FB1BCBE2C4848F");
Console.WriteLine(shazamAPIConfig.key);
shazamRequest.token = "B540AD35";
shazamRequest.key = shazamAPIConfig.key;
shazamRequest.audioBuffer = audioBuffer;
shazamRequest.deviceid = "00000000-0000-0000-0000-000000000000"; // It works
shazamRequest.service = "cn=US,cn=V12,cn=SmartClub,cn=ShazamiD,cn=services";
shazamRequest.language = "en-US";
shazamRequest.model = "Microsoft Windows";
shazamRequest.appid = "ShazamId_SmartPhone_Tau__1.3.0";
if (deviceID != null && deviceID != "")
{
shazamRequest.deviceid = deviceID;
}
switch (formatType)
{
case MicrophoneRecordingOutputFormatType.PCM:
{
shazamRequest.filename = "sample.wav";
break;
}
case MicrophoneRecordingOutputFormatType.MP3:
{
shazamRequest.filename = "sample.mp3";
break;
}
case MicrophoneRecordingOutputFormatType.SIG:
{
shazamRequest.filename = "sample.sig";
break;
}
}
ShazamRequest request = shazamRequest;
try
{
RaiseOnRecongnitionStateChanged(ShazamRecognitionState.Sending, null);
byte[] audio = request.audioBuffer;
string audioLength = audio.Length.ToString();
string tagDate = DateTime.Now.ToUniversalTime().ToString("yyyy'-'MM'-'dd'T'HH':'mm':'ss");
OrbitPostRequestBuilder orbitPostRequestBuilder = new OrbitPostRequestBuilder(encryptKey, request.key);
orbitPostRequestBuilder.AddEncryptedParameter("cryptToken", request.token);
orbitPostRequestBuilder.AddEncryptedParameter("deviceId", request.deviceid);
orbitPostRequestBuilder.AddParameter("service", request.service);
orbitPostRequestBuilder.AddParameter("language", request.language);
orbitPostRequestBuilder.AddEncryptedParameter("deviceModel", request.model);
orbitPostRequestBuilder.AddEncryptedParameter("applicationIdentifier", request.appid);
orbitPostRequestBuilder.AddEncryptedParameter("tagDate", tagDate);
orbitPostRequestBuilder.AddEncryptedParameter("sampleBytes", audioLength);
orbitPostRequestBuilder.AddEncryptedFile("sample", request.filename, audio, audio.Length);
WebRequest webRequest = WebRequest.Create(kDoRecognitionURL);
orbitPostRequestBuilder.PopulateWebRequestHeaders(webRequest);
doTimeoutRequest(new RequestContext
{
WebRequest = webRequest,
RequestBuilder = orbitPostRequestBuilder
}, new AsyncCallback(RecognitionReadCallback), 30000);
}
catch (Exception e)
{
RecognitionFailed(e);
}
return(0);
}