diff --git a/examples/aubiotrack.js b/examples/aubiotrack.js
new file mode 100644
index 0000000..3a8bd87
--- /dev/null
+++ b/examples/aubiotrack.js
@@ -0,0 +1,62 @@
+const aubio = require('../')
+const ref = require('ref-napi')
+
+const buffer_size = 1024
+const hop_size = 512; // number of samples to be read at each aubio_source_do call
+const tempo_method = "default"
+const onset_threshold = 0.0
+const silence_threshold = -90.
+
+let inputfile
+if (process.argv[2]) {
+  inputfile = process.argv[2]
+} else {
+  console.error('a command line is required.')
+  console.log('usage examples:')
+  console.log('   ' + process.argv[0] + ' ' + process.argv[1] + ' <mediafile>')
+  return
+}
+
+const source = aubio.new_aubio_source(inputfile, 0, hop_size)
+try {
+  source.readPointer()
+} catch (e) {
+  console.error('failed opening ' + inputfile + ' for reading')
+  return
+}
+const samplerate = aubio.aubio_source_get_samplerate(source); // 采样率
+
+const tempo_out = aubio.new_fvec(2)
+const tempo = aubio.new_aubio_tempo(tempo_method, buffer_size, hop_size, samplerate)
+if (onset_threshold != 0.) aubio_tempo_set_threshold(tempo, onset_threshold)
+const wavetable = aubio.new_aubio_wavetable(samplerate, hop_size)
+aubio.aubio_wavetable_set_freq(wavetable, 2450.)
+const input_buffer = aubio.new_fvec(hop_size)
+const readPtr = ref.alloc('int')
+let total_read = 0
+let blocks = 0
+do {
+  aubio.aubio_source_do(source, input_buffer, readPtr)
+  aubio.aubio_tempo_do(tempo, input_buffer, tempo_out)
+  let is_beat = 0.
+  let is_silence = 0
+  is_beat = aubio.fvec_get_sample(tempo_out, 0)
+  if (silence_threshold != -90.)
+    is_silence = aubio.aubio_silence_detection(input_buffer, silence_threshold)
+  if (is_beat && !is_silence) {
+    aubio.aubio_wavetable_play(wavetable)
+  } else {
+    aubio.aubio_wavetable_stop(wavetable)
+  }
+  if (is_beat && !is_silence) {
+    console.log(aubio.aubio_tempo_get_last(tempo) / samplerate)
+  }
+  blocks++
+  total_read += readPtr.deref()
+} while (readPtr.deref() == hop_size)
+
+aubio.del_aubio_source(source)
+aubio.del_fvec(input_buffer)
+aubio.del_aubio_tempo(tempo)
+aubio.del_aubio_wavetable(wavetable)
+aubio.del_fvec(tempo_out)
diff --git a/examples/filter_source.js b/examples/filter_source.js
index 2eca4ce..50dcbc6 100644
--- a/examples/filter_source.js
+++ b/examples/filter_source.js
@@ -1,5 +1,5 @@
 var aubio = require('../');
-var ref = require('ref');
+var ref = require('ref-napi');
 
 var filter_source = function(inputfile, outputfile, params) {
 
diff --git a/examples/mfcc.js b/examples/mfcc.js
index 569dc7d..66194ef 100644
--- a/examples/mfcc.js
+++ b/examples/mfcc.js
@@ -1,5 +1,5 @@
 var aubio = require('../');
-var ref = require('ref');
+var ref = require('ref-napi');
 
 var extract_mfcc = function(inputfile, params) {
 
diff --git a/examples/source_reader.js b/examples/source_reader.js
index b5f8213..507723d 100644
--- a/examples/source_reader.js
+++ b/examples/source_reader.js
@@ -1,5 +1,5 @@
 var aubio = require('../');
-var ref = require('ref');
+var ref = require('ref-napi');
 
 if (process.argv[2]) {
     var inputfile = process.argv[2];
diff --git a/index.js b/index.js
index 96a14e7..d29ba7d 100644
--- a/index.js
+++ b/index.js
@@ -1,5 +1,5 @@
-var ffi = require('ffi');
-var ref = require('ref');
+var ffi = require('ffi-napi');
+var ref = require('ref-napi');
 
 var intPtr = ref.refType('int');
 //var stringPtr = ref.refType(ref.types.CString);
@@ -14,16 +14,19 @@ var aubio = ffi.Library('libaubio', {
     "fvec_print": [ "void", [ "pointer" ]],
     "fvec_set_all": [ "void", [ "pointer", "float" ]],
     "fvec_zeros": [ "void", [ "pointer" ]],
+    "fvec_ones": [ "void", [ "pointer" ]],
     "fvec_rev": [ "void", [ "pointer" ]],
     "fvec_weight": [ "void", [ "pointer", "pointer" ]],
     "fvec_copy": [ "void", [ "pointer", "pointer" ]],
-    "fvec_ones": [ "void", [ "pointer" ]],
+    "fvec_weighted_copy": [ "void", [ "pointer", "pointer", "pointer" ]],
 
     // cvec
     "new_cvec": [ "pointer", [ "int" ]],
     "del_cvec": [ "void", [ "pointer" ]],
-    "cvec_norm_get_sample": [ "float", [ "pointer", "int" ]],
     "cvec_norm_set_sample": [ "void", [ "pointer", "float", "int" ]],
+    "cvec_phas_set_sample": [ "void", [ "pointer", "float", "int" ]],
+    "cvec_norm_get_sample": [ "float", [ "pointer", "int" ]],
+    "cvec_phas_get_sample": [ "float", [ "pointer", "int" ]],
     "cvec_norm_get_data": [ "float", [ "pointer" ]],
     "cvec_phas_get_data": [ "float", [ "pointer" ]],
     "cvec_print": [ "void", [ "pointer" ]],
@@ -35,6 +38,7 @@ var aubio = ffi.Library('libaubio', {
     "cvec_phas_zeros": [ "void", [ "pointer" ]],
     "cvec_phas_ones": [ "void", [ "pointer" ]],
     "cvec_zeros": [ "void", [ "pointer" ]],
+    "cvec_logmag": [ "void", [ "pointer", "float" ]],
 
     // source
     "new_aubio_source": [ "pointer", [ "string", "int", "int" ]],
@@ -42,8 +46,8 @@ var aubio = ffi.Library('libaubio', {
     "aubio_source_do_multi": [ "void", [ "pointer", "pointer", intPtr ]],
     "aubio_source_get_samplerate": [ "int", [ "pointer" ]],
     "aubio_source_get_channels": [ "int", [ "pointer" ]],
-    "aubio_source_get_duration": [ "int", [ "pointer" ]],
     "aubio_source_seek": [ "int", [ "pointer", "int" ]],
+    "aubio_source_get_duration": [ "int", [ "pointer" ]],
     "aubio_source_close": [ "int", [ "pointer" ]],
     "del_aubio_source": [ "void", [ "pointer" ]],
 
@@ -59,17 +63,24 @@ var aubio = ffi.Library('libaubio', {
     "del_aubio_sink": [ "void", [ "pointer" ]],
 
     // filter
-    "new_aubio_filter": [ "pointer", [ "int" ]],
-    // new shortcuts
-    "new_aubio_filter_a_weighting": [ "pointer", [ "int" ]],
-    "new_aubio_filter_c_weighting": [ "pointer", [ "int" ]],
     // general do
     "aubio_filter_do": [ "void", [ "pointer", "pointer" ]],
     // variations
     "aubio_filter_do_outplace": [ "void", [ "pointer", "pointer", "pointer" ]],
     "aubio_filter_do_filtfilt": [ "void", [ "pointer", "pointer" ]],
+    "aubio_filter_get_feedback": [ "pointer", [ "pointer" ]],
+    "aubio_filter_get_feedforward": [ "pointer", [ "pointer" ]],
+    "aubio_filter_get_order": [ "int", [ "pointer" ]],
+    "aubio_filter_get_samplerate": [ "int", [ "pointer" ]],
+    "aubio_filter_set_samplerate": [ "int", [ "pointer", "int" ]],
     "aubio_filter_do_reset": [ "void", [ "pointer", "pointer" ]],
+    "new_aubio_filter": [ "pointer", [ "int" ]],
     "del_aubio_filter": [ "void", [ "pointer" ]],
+    // new shortcuts
+    "new_aubio_filter_a_weighting": [ "pointer", [ "int" ]],
+    "aubio_filter_set_a_weighting": [ "int", [ "pointer", "int" ]],
+    "new_aubio_filter_c_weighting": [ "pointer", [ "int" ]],
+    "aubio_filter_set_c_weighting": [ "int", [ "pointer", "int" ]],
 
     // phase vocoder
     "new_aubio_pvoc": [ "pointer", [ "int", "int" ]],
@@ -78,6 +89,7 @@ var aubio = ffi.Library('libaubio', {
     "aubio_pvoc_rdo": [ "void", [ "pointer", "pointer", "pointer" ]],
     //"aubio_pvoc_get_win": [ "int", [ "pointer" ]],
     //"aubio_pvoc_get_hop": [ "int", [ "pointer" ]],
+    "aubio_pvoc_set_window": [ "int", [ "pointer", "string" ]],
 
     // onset
     "new_aubio_onset": [ "pointer", [ "string", "int", "int", "int"]],
@@ -85,6 +97,10 @@ var aubio = ffi.Library('libaubio', {
     "aubio_onset_get_last": [ "int", ["pointer"]],
     "aubio_onset_get_last_s": [ "float", ["pointer"]],
     "aubio_onset_get_last_ms": [ "float", ["pointer"]],
+    "aubio_onset_set_awhitening": [ "int", [ "pointer", "int" ]],
+    "aubio_onset_get_awhitening": [ "float", [ "pointer" ]],
+    "aubio_onset_set_compression": [ "int", [ "pointer", "float" ]],
+    "aubio_onset_get_compression": [ "float", [ "pointer" ]],
     "aubio_onset_set_silence": [ "int", ["pointer", "float"]],
     "aubio_onset_get_silence": [ "float", ["pointer"]],
     "aubio_onset_get_descriptor": [ "float", ["pointer"]],
@@ -103,21 +119,23 @@ var aubio = ffi.Library('libaubio', {
     "aubio_onset_get_delay_s": [ "float", ["pointer"]],
     "aubio_onset_get_delay_ms": [ "float", ["pointer"]],
     "aubio_onset_get_threshold": [ "float", ["pointer"]],
+    "aubio_onset_set_default_parameters": [ "int", [ "pointer", "string" ]],
+    "aubio_onset_reset": [ "void", [ "pointer" ]],
     "del_aubio_onset": [ "void", ["pointer"]],
 
     // pitch
-    "new_aubio_pitch": [ "pointer", [ "string", "int", "int", "int"]],
     "aubio_pitch_do": ["void", ["pointer", "pointer", "pointer"]],
-    "aubio_pitch_set_tolerance": [ "int", ["pointer", "int"]],
+    "aubio_pitch_set_tolerance": [ "int", ["pointer", "float"]],
+    "aubio_pitch_get_tolerance": [ "float", ["pointer"]],
+    "del_aubio_pitch": [ "void", ["pointer"]],
+    "new_aubio_pitch": [ "pointer", [ "string", "int", "int", "int"]],
     "aubio_pitch_set_unit": ["int", ["pointer", "string"]],
     "aubio_pitch_set_silence": ["int", ["pointer", "float"]],
     "aubio_pitch_get_silence": ["float", ["pointer"]],
     "aubio_pitch_get_confidence": ["float", ["pointer"]],
-    "del_aubio_pitch": [ "void", ["pointer"]],
 
     // tempo
     "new_aubio_tempo": [ "pointer", [ "string", "int", "int", "int"]],
-    "del_aubio_tempo": [ "void", ["pointer"]],
     "aubio_tempo_do": [ "void", [ "pointer", "pointer", "pointer"]],
     "aubio_tempo_get_last": [ "int", ["pointer"]],
     "aubio_tempo_get_last_s": [ "float", ["pointer"]],
@@ -130,11 +148,65 @@ var aubio = ffi.Library('libaubio', {
     "aubio_tempo_get_period_s": [ "float", ["pointer"]],
     "aubio_tempo_get_bpm": [ "float", ["pointer"]],
     "aubio_tempo_get_confidence": [ "float", ["pointer"]],
+    "aubio_tempo_set_tatum_signature": [ "int", [ "pointer", "int" ]],
+    "aubio_tempo_was_tatum": [ "int", [ "pointer" ]],
+    "aubio_tempo_get_last_tatum": [ "float", [ "pointer" ]],
+    "aubio_tempo_get_delay": [ "int", [ "pointer" ]],
+    "aubio_tempo_get_delay_s": [ "float", [ "pointer" ]],
+    "aubio_tempo_get_delay_ms": [ "float", [ "pointer" ]],
+    "aubio_tempo_set_delay": [ "int", [ "pointer", "int" ]],
+    "aubio_tempo_set_delay_s": [ "int", [ "pointer", "float" ]],
+    "aubio_tempo_set_delay_ms": [ "int", [ "pointer", "float" ]],
+    "del_aubio_tempo": [ "void", ["pointer"]],
 
     // mfcc
     "new_aubio_mfcc": [ "pointer", [ "int", "int", "int", "int"]],
-    "aubio_mfcc_do": ["void", ["pointer", "pointer", "pointer"]],
     "del_aubio_mfcc": [ "void", ["pointer"]],
+    "aubio_mfcc_do": ["void", ["pointer", "pointer", "pointer"]],
+    "aubio_mfcc_set_power": [ "int", [ "pointer", "float" ]],
+    "aubio_mfcc_get_power": [ "float", [ "pointer" ]],
+    "aubio_mfcc_set_scale": [ "int", [ "pointer", "float" ]],
+    "aubio_mfcc_get_scale": [ "float", [ "pointer" ]],
+    "aubio_mfcc_set_mel_coeffs": [ "int", [ "pointer", "float", "float" ]],
+    "aubio_mfcc_set_mel_coeffs_htk": [ "int", [ "pointer", "float", "float" ]],
+    "aubio_mfcc_set_mel_coeffs_slaney": [ "int", [ "pointer" ]],
+
+    // wavetable
+    "new_aubio_wavetable": [ "pointer", [ "int", "int" ]],
+    "aubio_wavetable_load": [ "int", [ "pointer", "string" ]],
+    "aubio_wavetable_do": [ "void", [ "pointer", "pointer", "pointer" ]],
+    "aubio_wavetable_do_multi": [ "void", [ "pointer", "pointer", "pointer" ]],
+    "aubio_wavetable_get_playing": [ "int", [ "pointer" ]],
+    "aubio_wavetable_set_playing": [ "int", [ "pointer", "int" ]],
+    "aubio_wavetable_play": [ "int", [ "pointer" ]],
+    "aubio_wavetable_stop": [ "int", [ "pointer" ]],
+    "aubio_wavetable_set_freq": [ "int", [ "pointer", "float" ]],
+    "aubio_wavetable_get_freq": [ "float", [ "pointer" ]],
+    "aubio_wavetable_set_amp": [ "int", [ "pointer", "float" ]],
+    "aubio_wavetable_get_amp": [ "float", [ "pointer" ]],
+    "del_aubio_wavetable": [ "void", [ "pointer" ]],
+
+    // musicutils
+    "new_aubio_window": [ "pointer", [ "string", "int" ]],
+    "fvec_set_window": [ "int", [ "pointer", "string" ]],
+    "aubio_unwrap2pi": [ "float", [ "float" ]],
+    "aubio_bintomidi": [ "float", [ "float", "float", "float" ]],
+    "aubio_miditobin": [ "float", [ "float", "float", "float" ]],
+    "aubio_bintofreq": [ "float", [ "float", "float", "float" ]],
+    "aubio_freqtobin": [ "float", [ "float", "float", "float" ]],
+    "aubio_hztomel": [ "float", [ "float" ]],
+    "aubio_meltohz": [ "float", [ "float" ]],
+    "aubio_hztomel_htk": [ "float", [ "float" ]],
+    "aubio_meltohz_htk": [ "float", [ "float" ]],
+    "aubio_freqtomidi": [ "float", [ "float" ]],
+    "aubio_miditofreq": [ "float", [ "float" ]],
+    "aubio_cleanup": [ "void", []],
+    "aubio_zero_crossing_rate": [ "float", [ "pointer" ]],
+    "aubio_level_lin": [ "float", [ "pointer" ]],
+    "aubio_db_spl": [ "float", [ "pointer" ]],
+    "aubio_silence_detection": [ "int", [ "pointer", "float" ]],
+    "aubio_level_detection": [ "float", [ "pointer", "float" ]],
+    "fvec_clamp": [ "void", [ "pointer", "float" ]],
 });
 
 module.exports = aubio;
diff --git a/package.json b/package.json
index 8f61948..a7653cb 100644
--- a/package.json
+++ b/package.json
@@ -42,7 +42,7 @@
   },
   "homepage": "https://github.com/aubio/node-aubio",
   "dependencies": {
-    "ffi": "^2.0.0",
-    "ref": "^1.3.2"
+    "ffi-napi": "^4.0.3",
+    "ref-napi": "^3.0.2"
   }
 }
diff --git a/test.js b/test.js
index cfbe3ee..9224959 100644
--- a/test.js
+++ b/test.js
@@ -1,5 +1,5 @@
 var aubio = require('./index.js');
-var ref = require('ref');
+var ref = require('ref-napi');
 
 var get_features = function(path, params) {