AubioPitch::AubioPitch(){
bufsize = 4096;
hopsize = bufsize / 2;
pitch = 0.0;
aubio_pitchdetection_type type_pitch = aubio_pitch_yinfft;// now changed
aubio_pitchdetection_mode mode_pitch = aubio_pitchm_freq;
// bufsize*4 below
pitchDetect = new_aubio_pitchdetection(bufsize, hopsize, 1, 44100., type_pitch, mode_pitch);
aubio_pitchdetection_set_yinthresh(pitchDetect, 0.85);
vec = (fvec_t *)new_fvec(hopsize,1);//anr changed from hopsize
pos = 0;
}
void wav2midi_init(JNIEnv* env, jobject thiz) {
LOGV("Aubio init");
JNIenv = env;
counter = 0;
const char * type_pitch_str;
const char * type_onset_str;
/* Read the member values from the Java Object that called sendSPAPacket() method
*/
jclass c = (*env)->GetObjectClass(env, thiz);
jfieldID fid = (*env)->GetFieldID(env, c, "srcfilename", "Ljava/lang/String;");
jstring jaccess = (*env)->GetObjectField(env, thiz, fid);
input_filename = (*env)->GetStringUTFChars(env, jaccess, 0);
LOGD("Setting Input File: %s", input_filename);
c = (*env)->GetObjectClass(env, thiz);
fid = (*env)->GetFieldID(env, c, "type_pitch", "Ljava/lang/String;");
jaccess = (*env)->GetObjectField(env, thiz, fid);
type_pitch_str = (*env)->GetStringUTFChars(env, jaccess, 0);
LOGD("Setting Aubio Pitch Algorithm: %s", type_pitch_str);
set_pitch_type(type_pitch_str);
c = (*env)->GetObjectClass(env, thiz);
fid = (*env)->GetFieldID(env, c, "type_onset", "Ljava/lang/String;");
jaccess = (*env)->GetObjectField(env, thiz, fid);
type_onset_str = (*env)->GetStringUTFChars(env, jaccess, 0);
LOGD("Setting Aubio Onset Algorithm: %s", type_onset_str);
set_onset_type(type_onset_str);
c = (*env)->GetObjectClass(env, thiz);
fid = (*env)->GetFieldID(env, c, "type_onset2", "Ljava/lang/String;");
jaccess = (*env)->GetObjectField(env, thiz, fid);
type_onset_str = (*env)->GetStringUTFChars(env, jaccess, 0);
LOGD("Setting Aubio Onset 2nd Algorithm: %s", type_onset_str);
set_onset_type2(type_onset_str);
c = (*env)->GetObjectClass(env, thiz);
fid = (*env)->GetFieldID(env, c, "samplerate", "I");
samplerate = (*env)->GetIntField(env, thiz, fid);
LOGV("Setting Aubio SampleRate: %d", samplerate);
c = (*env)->GetObjectClass(env, thiz);
fid = (*env)->GetFieldID(env, c, "buffer_size", "I");
buffer_size = (*env)->GetIntField(env, thiz, fid);
LOGV("Setting Aubio buffer_size: %d", buffer_size);
c = (*env)->GetObjectClass(env, thiz);
fid = (*env)->GetFieldID(env, c, "overlap_size", "I");
overlap_size = (*env)->GetIntField(env, thiz, fid);
LOGV("Setting Aubio overlap_size: %d", overlap_size);
/*
c = (*env)->GetObjectClass(env, thiz);
fid = (*env)->GetFieldID(env, c, "bitspersample", "I");
bitspersample = (*env)->GetIntField(env, thiz, fid);
LOGV("PCM Bits per sample: %d", bitspersample);
*/
c = (*env)->GetObjectClass(env, thiz);
fid = (*env)->GetFieldID(env, c, "channels", "I");
channels = (*env)->GetIntField(env, thiz, fid);
LOGV("Setting Aubio Channels: %d", channels);
c = (*env)->GetObjectClass(env, thiz);
fid = (*env)->GetFieldID(env, c, "threshold", "F");
if (fid != NULL) {
threshold = (*env)->GetFloatField(env, thiz, fid);
}
LOGD("Setting Aubio threshold: %f", threshold);
c = (*env)->GetObjectClass(env, thiz);
fid = (*env)->GetFieldID(env, c, "silence", "F");
if (fid != NULL) {
silence = (*env)->GetFloatField(env, thiz, fid);
}
LOGD("Setting Aubio silence: %f", silence);
c = (*env)->GetObjectClass(env, thiz);
fid = (*env)->GetFieldID(env, c, "averaging", "F");
if (fid != NULL) {
averaging = (*env)->GetFloatField(env, thiz, fid);
}
LOGD("Setting Aubio averaging: %f", averaging);
debug("Read Java object Notes.\n");
Note = (*env)->FindClass(env, "com.atm.android.atm.midi.Note");
if (Note == NULL) {
debug("Could not find Note class.\n");
return ;
}
midCtor = (*env)->GetMethodID(env, Note, "<init>",
"(IIF)V");
debug("After init \n");
if (midCtor == NULL){
debug("Could not find Contructor method.\n");
return ;
}
notesArray = (*env)->NewObjectArray(env, 1000, Note, NULL);
/* Sanity checks
*/
if (input_filename == NULL) {
LOGV("Error: Need a file");
return;
}
debug("Opening input file: %s\n", input_filename);
file = new_aubio_sndfile_ro(input_filename);
debug("Opening input file finished: %s\n", input_filename);
if (file == NULL) {
outmsg("Could not open input file %s.\n", input_filename);
debug("Could not open input file %s.\n", input_filename);
exit(15);
}
verbose = 1;
woodblock = new_fvec(buffer_size, 1);
//Init Aubio with params
if (verbose) aubio_sndfile_info(file);
channels = aubio_sndfile_channels(file);
samplerate = aubio_sndfile_samplerate(file);
ibuf = new_fvec(overlap_size, channels);
obuf = new_fvec(overlap_size, channels);
fftgrain = new_cvec(buffer_size, channels);
if (usepitch) {
pitchdet = new_aubio_pitchdetection(buffer_size * 4,
overlap_size, channels, samplerate, type_pitch, mode_pitch);
aubio_pitchdetection_set_yinthresh(pitchdet, 0.7);
if (median) {
note_buffer = new_fvec(median, 1);
note_buffer2 = new_fvec(median, 1);
}
}
/* phase vocoder */
pv = new_aubio_pvoc(buffer_size, overlap_size, channels);
/* onsets */
parms = new_aubio_peakpicker(threshold);
o = new_aubio_onsetdetection(type_onset, buffer_size, channels);
onset = new_fvec(1, channels);
if (usedoubled) {
o2 = new_aubio_onsetdetection(type_onset2, buffer_size, channels);
onset2 = new_fvec(1, channels);
}
}