void Eyrie::process() {
if(recbin == NULL) {
return;
}
if(GST_BUFFER_SIZE(buf) == 0) {
endRecording();
QVariant ret;
QMetaObject::invokeMethod(parent(), "setStatus", Q_RETURN_ARG(QVariant, ret), Q_ARG(QVariant, "Sorry, the recording failed."));
return;
}
mutex->lock();
const float *pcm = (const float *) GST_BUFFER_DATA(buf);
Codegen *codegen = new Codegen(pcm, GST_BUFFER_SIZE(buf) / sizeof(float), 0);
mutex->unlock();
std::string code = codegen->getCodeString();
QNetworkAccessManager *networkManager = new QNetworkAccessManager();
QUrl url("http://developer.echonest.com/api/v4/song/identify");
QByteArray params;
params.append("api_key=RIUKSNTIPKUMPHPEO");
params.append("&query=[{\"metadata\":{\"version\":4.12},\"code\":\""); params.append(code.c_str()); params.append("\"}]");
QNetworkRequest request;
request.setHeader(QNetworkRequest::ContentTypeHeader, "application/x-www-form-urlencoded;charset=UTF-8");
request.setUrl(url);
connect(networkManager, SIGNAL(finished(QNetworkReply *)), this, SLOT(parseResponse(QNetworkReply *)));
networkManager->post(request, params);
}
JNIEXPORT jstring JNICALL Java_com_appunite_ffmpeg_FFmpegPlayer_codegen(JNIEnv *env, jobject thiz, jfloatArray pcmData, jint numSamples)
{
// get the contents of the java array as native floats
float *data = (float *) env->GetFloatArrayElements(pcmData, 0);
// invoke the codegen
Codegen c = Codegen(data, (unsigned int) numSamples, 0);
const char *code = c.getCodeString().c_str();
// release the native array as we're done with them
env->ReleaseFloatArrayElements(pcmData, data, 0);
// return the fingerprint string
return env->NewStringUTF(code);
}
JNIEXPORT jstring JNICALL Java_musaic_songRecognizer_Codegen_EchoprintCodegen
(JNIEnv *env, jobject thiz, jfloatArray javaPcmData, jint numSamples)
{
// cast de la jfloatArray la float*
float *pcmData = (float *)env->GetFloatArrayElements(javaPcmData, 0);
// utilizeaza libraria Echoprint pentru a obtine hashcode-ul
Codegen c = Codegen(pcmData, (unsigned int)numSamples, 0);
const char *code = c.getCodeString().c_str();
// elibereaza resursele folosite
env->ReleaseFloatArrayElements(javaPcmData, pcmData , 0);
// returneaza hashcode-ul
return env->NewStringUTF(code);
}
static PyObject * echoprint_codegen(PyObject *self, PyObject *args) {
PyObject *py_samples;
int start_offset = 0;
PyObject *item;
float *samples;
uint num_samples;
uint i;
Codegen *pCodegen;
PyObject *result;
std::ostringstream version_string;
if (!PyArg_ParseTuple(args, "O|i", &py_samples, &start_offset)) {
return NULL;
}
if (!PySequence_Check(py_samples)) {
PyErr_SetString(PyExc_TypeError, "expected sequence");
return NULL;
}
num_samples = PySequence_Size(py_samples);
samples = new float[num_samples];
for (i = 0; i < num_samples; i++) {
item = PySequence_GetItem(py_samples, i);
if (!PyFloat_Check(item)) {
delete[] samples;
PyErr_SetString(PyExc_TypeError, "expected sequence of floats");
return NULL;
}
samples[i] = (float)PyFloat_AsDouble(item);
Py_DECREF(item);
}
pCodegen = new Codegen(samples, num_samples, start_offset);
version_string << pCodegen->getVersion();
result = Py_BuildValue("{s:s,s:s}",
"code", pCodegen->getCodeString().c_str(),
"version", version_string.str().c_str()
);
delete pCodegen;
delete[] samples;
return result;
}
