AudioDevice.py : fixed linear_buffer()

p_ac.py : changed dutyCyclePct to a list, added real-timen note analysis and multi-pitch tests.
Added keyboard.py, rt_note_analysis.py, plot_note_analysis.py, plot_all_note_durations.ipynb.

.gitignore

@@ -0,0 +1,2 @@
+*.pyc
+.ipynb_checkpoints

AudioDevice.py

@@ -191,14 +191,16 @@ class AudioDevice(object):
     
     def linear_buffer( self ):
 
-        smpN = self.buffer_sample_count()
-        bV   = np.zeros( (smpN,self.ch_cnt) )
-
-        bi = 0
-        for i in range(len(self.bufL)):
-          bufSmpN = self.bufIdx if i == len(self.bufL)-1 else self.bufL[i].shape[0]
-          bV[ bi:bi+bufSmpN, ] = self.bufL[i][0:bufSmpN]
-          bi += bufSmpN
+        r = self.buffer_sample_count()
+        if r:
+            smpN = r.value
+            bV   = np.zeros( (smpN,self.ch_cnt) )
+
+            bi = 0
+            for i in range(len(self.bufL)):
+              bufSmpN = self.bufIdx if i == len(self.bufL)-1 else self.bufL[i].shape[0]
+              bV[ bi:bi+bufSmpN, ] = self.bufL[i][0:bufSmpN]
+              bi += bufSmpN
           
         return Result(bV)
             

keyboard.py

@@ -0,0 +1,209 @@
+import os,types,pickle
+import numpy as np
+from plot_seq     import form_final_pulse_list
+from rms_analysis import rms_analysis_main_all
+
+class Keyboard:
+    def __init__(self, cfg, audio, api):
+        self.cfg = cfg
+        self.audio = audio
+        self.api   = api
+        self.keyD = {}   # { midi_pitch: { pulseUsL, holdDutyPctL } }
+
+
+        self.noteDurMs = cfg.noteDurMs
+        self.pauseDurMs= cfg.pauseDurMs
+        
+        self.pitchL = None
+        
+        
+        self.pitch_idx = None    
+        self.pulse_idx = None
+        self.targetDb  = None
+        self.next_ms   = None
+        self.enableFl  = False
+        self.state     = None #"note_on" | "note_off"
+
+        self.rmsAnlD = None
+        #self._load( cfg.outDir, cfg.analysisArgs)
+        
+    def load( self, inDir, pitchL, analysisArgsD ):
+
+        self.keyD = {}
+        
+        inDir = os.path.expanduser(inDir)
+
+        finalPulseListCacheFn = analysisArgsD['finalPulseListCacheFn']
+        if os.path.isfile(finalPulseListCacheFn):
+            print("READING: final pulse list cache file: %s" % (finalPulseListCacheFn))
+            with open(finalPulseListCacheFn,'rb') as f:
+                self.keyD = pickle.load(f)
+        else:
+            dirL = os.listdir(inDir)
+        
+            for dirStr in dirL:
+                dirStr = os.path.normpath(os.path.join(inDir,dirStr))
+
+                if os.path.isdir(dirStr):
+                    pathL = dirStr.split(os.sep)
+
+                    midi_pitch = int( pathL[-1] )
+
+                    if midi_pitch in pitchL:
+                        print(dirStr,midi_pitch)
+                        pulseUsL,pulseDbL,holdDutyPctL = form_final_pulse_list( dirStr, midi_pitch, analysisArgsD )
+
+                        d = { 'pulseUsL':pulseUsL, 'holdDutyPctL':holdDutyPctL, 'lastDutyPct':0 }
+
+                        self.keyD[ midi_pitch ] = types.SimpleNamespace(**d)
+
+            with open(finalPulseListCacheFn,'wb') as f:
+                pickle.dump(self.keyD,f)
+                
+        print("Loading analysis ...")
+
+        cacheFn = analysisArgsD['rmsAnalysisCacheFn']
+        self.rmsAnlD = rms_analysis_main_all( inDir, cacheFn, **analysisArgsD['rmsAnalysisArgs'] )
+
+        print("Load DONE.")
+
+    def _get_duty_cycle_from_pulse_usec( self, pitch, pulseUsec ):
+
+        if pitch not in self.keyD:
+            print("Missing duty cycle.")
+            return None
+        
+        dutyPct = self.keyD[pitch].holdDutyPctL[0][1]
+        for refUsec,refDuty in  self.keyD[pitch].holdDutyPctL:
+            if pulseUsec < refUsec:
+                break
+            dutyPct = refDuty
+
+        return dutyPct
+        
+    def _get_pulse_and_duty_cycle_from_pulse_idx( self, pitch, pulse_idx ):
+        
+        pulseUsec = self.keyD[ pitch ].pulseUsL[ pulse_idx ]
+
+        dutyPct = self._get_duty_cycle_from_pulse_usec( pitch, pulseUsec )
+
+        return pulseUsec, dutyPct
+
+    def _get_pulse_and_duty_cycle_target_db( self, pitch, targetDb ):
+
+        r = self.rmsAnlD[pitch]
+
+        pulse_idx = np.argmin( np.abs(np.array(r.pkDbL) - targetDb) )
+
+        print("PULSE idx:",pulse_idx," db:", r.pkDbL[pulse_idx] )
+
+        pulseUsec = r.pkUsL[pulse_idx]
+        
+        dutyPct = self._get_duty_cycle_from_pulse_usec( pitch, pulseUsec )
+
+        return pulseUsec, dutyPct
+    
+    def _get_pulse_and_duty_cycle( self, pitch, pulse_idx, targetDb ):
+
+        if pulse_idx is not None:
+            return self._get_pulse_and_duty_cycle_from_pulse_idx(pitch,pulse_idx)
+        else:
+            return self._get_pulse_and_duty_cycle_target_db( pitch, targetDb )
+            
+            
+
+    def start( self, ms, pitchL, pulse_idx, targetDb=None ):
+
+        loadFl = True
+        
+        if self.pitchL is not None:
+            loadFl = False
+            for pitch in pitchL:
+                if pitch  not in self.pitchL:
+                    loadFl = True
+                    break
+
+        if loadFl:
+            self.load(self.cfg.outDir, pitchL, self.cfg.analysisArgs)
+        
+        self.pitchL  = pitchL
+        self.pitch_idx = 0
+        self.pulse_idx = pulse_idx
+        self.targetDb  = targetDb
+        self.state   = "note_on"
+        self.next_ms = ms
+        self.eventTimeL = [[0,0]  for _ in range(len(pitchL))] # initialize the event time                 
+        self.audio.record_enable(True)   # start recording audio        
+        self.tick(ms)                    # play the first note
+
+    def repeat( self, ms, pulse_idx, targetDb=None ):
+        self.start( ms, self.pitchL, pulse_idx, targetDb )
+                    
+    def stop( self, ms ):
+        self._send_note_off()
+        self.audio.record_enable(False)  # stop recording audio            
+        self.state = None          # disable this sequencer
+        
+
+    def tick( self, ms ):
+        #self.audio.tick(ms)
+        
+        # if next event time has arrived
+        if self.state is not None and  ms >= self.next_ms:
+
+            # if waiting to turn note on
+            if self.state == 'note_on':
+                self._note_on(ms)
+        
+            # if waiting to turn a note off
+            elif self.state == 'note_off':
+                self._note_off(ms)                
+                self.pitch_idx += 1
+                
+                # if all notes have been played
+                if self.pitch_idx >= len(self.pitchL):
+                    self.stop(ms)
+                    
+            else:                
+                assert(0)
+
+    def _note_on( self, ms ):
+
+        self.eventTimeL[ self.pitch_idx ][0] = self.audio.buffer_sample_ms().value
+        self.next_ms = ms + self.noteDurMs
+        self.state = 'note_off'
+
+        pitch                = self.pitchL[ self.pitch_idx ]
+        pulse_usec, dutyPct  = self._get_pulse_and_duty_cycle( pitch, self.pulse_idx, self.targetDb )
+
+        if pulse_usec is not None and dutyPct is not None:
+            self._set_pwm_duty( pitch, dutyPct )
+            self.api.note_on_us( pitch, pulse_usec )
+
+        pulse_idx = 0 if self.pulse_idx is None else self.pulse_idx
+        targetDb =  0 if self.targetDb  is None else self.targetDb
+        dutyPct  =  0 if dutyPct is None else dutyPct
+        print("note-on: %i %i  %4.1f %8.1f %i" % (pitch, pulse_idx, targetDb, pulse_usec, dutyPct))
+
+    def _set_pwm_duty( self, pitch, dutyPct ):
+
+        if self.keyD[pitch].lastDutyPct != dutyPct:
+            self.keyD[pitch].lastDutyPct = dutyPct
+            self.api.set_pwm_duty( pitch, dutyPct )
+
+    def _note_off( self, ms ):
+        self.eventTimeL[ self.pitch_idx ][1] = self.audio.buffer_sample_ms().value
+        self.next_ms = ms + self.pauseDurMs
+        self.state   = 'note_on'
+
+        #begTimeMs = self.eventTimeL[ self.pulse_idx ][0]
+        #endTimeMs = self.eventTimeL[ self.pulse_idx ][1]
+        #self.rtAnalyzer.analyze_note( self.audio, self.pitchL[0], begTimeMs, endTimeMs, self.cfg.analysisArgs['rmsAnalysisArgs'] )
+        
+        self._send_note_off()
+        
+    def _send_note_off( self ):
+        for pitch in self.pitchL:
+            self.api.note_off( pitch )
+            #print("note-off:",pitch,self.pulse_idx)
+

p_ac.py

@@ -10,11 +10,14 @@ from result       import Result
 from common       import parse_yaml_cfg
 from plot_seq     import form_resample_pulse_time_list
 from plot_seq     import form_final_pulse_list
+from rt_note_analysis import RT_Analyzer
+from keyboard         import Keyboard
 
 class AttackPulseSeq:
     """ Sequence a fixed chord over a list of attack pulse lengths."""
     
-    def __init__(self, audio, api, noteDurMs=1000, pauseDurMs=1000, holdDutyPctL=[(0,50)] ):
+    def __init__(self, cfg, audio, api, noteDurMs=1000, pauseDurMs=1000 ):
+        self.cfg         = cfg
         self.audio       = audio
         self.api         = api
         self.outDir      = None           # directory to write audio file and results
@@ -22,7 +25,7 @@ class AttackPulseSeq:
         self.pulseUsL    = []             # one onset pulse length in microseconds per sequence element
         self.noteDurMs   = noteDurMs      # duration of each chord in milliseconds
         self.pauseDurMs  = pauseDurMs     # duration between end of previous note and start of next
-        self.holdDutyPctL= holdDutyPctL    # hold voltage duty cycle table [ (minPulseSeqUsec,dutyCyclePct) ]
+        self.holdDutyPctL= None           # hold voltage duty cycle table [ (minPulseSeqUsec,dutyCyclePct) ]
         
         self.pulse_idx            = 0     # Index of next pulse 
         self.state                = None  # 'note_on','note_off'
@@ -31,12 +34,13 @@ class AttackPulseSeq:
         self.eventTimeL           = []    # Onset/offset time of each note [ [onset_ms,offset_ms] ] (used to locate the note in the audio file)
         self.beginMs              = 0
         self.playOnlyFl           = False
+        self.rtAnalyzer           = RT_Analyzer()
 
-    def start( self, ms, outDir, pitchL, pulseUsL, playOnlyFl=False ):
+    def start( self, ms, outDir, pitchL, pulseUsL, holdDutyPctL, playOnlyFl=False ):
         self.outDir     = outDir         # directory to write audio file and results
         self.pitchL     = pitchL         # chord to play
         self.pulseUsL   = pulseUsL       # one onset pulse length in microseconds per sequence element
-        
+        self.holdDutyPctL = holdDutyPctL
         self.pulse_idx  = 0
         self.state      = 'note_on'
         self.prevHoldDutyPct = None
@@ -49,15 +53,16 @@ class AttackPulseSeq:
         #    self.api.set_pwm_duty( pitch, self.holdDutyPct )
         #    print("set PWM:%i"%(self.holdDutyPct))
 
-        if not playOnlyFl:
-            self.audio.record_enable(True)   # start recording audio
+        # kpl if not playOnlyFl:
+        self.audio.record_enable(True)   # start recording audio
+        
         self.tick(ms)                    # play the first note
         
     def stop(self, ms):
         self._send_note_off() # be sure that all notes are actually turn-off
         
-        if not self.playOnlyFl:
-            self.audio.record_enable(False)  # stop recording audio
+        # kpl if not self.playOnlyFl:
+        self.audio.record_enable(False)  # stop recording audio
             
         self._disable()          # disable this sequencer
         
@@ -69,8 +74,6 @@ class AttackPulseSeq:
     
     def tick(self, ms):
 
-        self.audio.tick(ms)
-        
         # if next event time has arrived
         if self.is_enabled() and  ms >= self.next_ms:
 
@@ -120,12 +123,17 @@ class AttackPulseSeq:
             pulse_usec = int(self.pulseUsL[ self.pulse_idx ])
             self._set_duty_cycle( pitch, pulse_usec )
             self.api.note_on_us( pitch, pulse_usec )
-            print("note-on:",pitch,self.pulse_idx)
+            print("note-on:",pitch, self.pulse_idx, pulse_usec)
 
     def _note_off( self, ms ):
         self.eventTimeL[ self.pulse_idx ][1] = self.audio.buffer_sample_ms().value
         self.next_ms = ms + self.pauseDurMs
         self.state   = 'note_on'
+
+        if self.playOnlyFl:
+            begTimeMs = self.eventTimeL[ self.pulse_idx ][0]
+            endTimeMs = self.eventTimeL[ self.pulse_idx ][1]
+            self.rtAnalyzer.analyze_note( self.audio, self.pitchL[0], begTimeMs, endTimeMs, self.cfg.analysisArgs['rmsAnalysisArgs'] )
         
         self._send_note_off()        
 
@@ -133,7 +141,7 @@ class AttackPulseSeq:
     def _send_note_off( self ):
         for pitch in self.pitchL:
             self.api.note_off( pitch )
-            print("note-off:",pitch,self.pulse_idx)
+            #print("note-off:",pitch,self.pulse_idx)
 
     def _disable(self):
         self.state = None
@@ -167,7 +175,7 @@ class AttackPulseSeq:
 class CalibrateKeys:
     def __init__(self, cfg, audioDev, api):
         self.cfg      = cfg
-        self.seq      = AttackPulseSeq(  audioDev, api, noteDurMs=cfg.noteDurMs, pauseDurMs=cfg.pauseDurMs, holdDutyPctL=cfg.holdDutyPctL )
+        self.seq      = AttackPulseSeq(  cfg, audioDev, api, noteDurMs=cfg.noteDurMs, pauseDurMs=cfg.pauseDurMs )
         
         self.pulseUsL  = None
         self.chordL   = None
@@ -233,8 +241,10 @@ class CalibrateKeys:
             if outDir_id != 0:
                 self.pulseUsL,_,_ = form_resample_pulse_time_list( outDir, self.cfg.analysisArgs )
 
+            holdDutyPctL = self.cfg.holdDutyPctL
+            
             if playOnlyFl:
-                self.pulseUsL,_ = form_final_pulse_list( outDir,  pitchL[0],  self.cfg.analysisArgs, take_id=None )
+                self.pulseUsL,_,holdDutyPctL = form_final_pulse_list( outDir,  pitchL[0],  self.cfg.analysisArgs, take_id=None )
 
                 noteN = cfg.analysisArgs['auditionNoteN']
                 self.pulseUsL   = [ self.pulseUsL[ int(round(i*126.0/(noteN-1)))] for i in range(noteN) ]
@@ -246,7 +256,7 @@ class CalibrateKeys:
                     os.mkdir(outDir)
 
             # start the sequencer
-            self.seq.start( ms, outDir, pitchL, self.pulseUsL, playOnlyFl )
+            self.seq.start( ms, outDir, pitchL, self.pulseUsL, holdDutyPctL, playOnlyFl )
         
 
     def _calc_next_out_dir_id( self, outDir ):
@@ -265,6 +275,7 @@ class App:
         self.audioDev  = None
         self.api       = None
         self.calibrate = None
+        self.keyboard  = None
         
     def setup( self, cfg ):
         self.cfg = cfg
@@ -294,12 +305,18 @@ class App:
 
                 self.calibrate = CalibrateKeys( cfg, self.audioDev, self.api )
 
+                self.keyboard  = Keyboard( cfg, self.audioDev, self.api )
     
         return res
 
     def tick( self, ms ):
+        
+        self.audioDev.tick(ms)
+        
         if self.calibrate:
             self.calibrate.tick(ms)
+        if self.keyboard:
+            self.keyboard.tick(ms)
 
     def audio_dev_list( self, ms ):
         portL = self.audioDev.get_port_list( True )
@@ -315,9 +332,24 @@ class App:
         chordL = [ [pitch]  for pitch in range(pitchRangeL[0], pitchRangeL[1]+1)]
         self.calibrate.start(  ms, chordL, cfg.full_pulseL, playOnlyFl=True )
 
+    def keyboard_start_pulse_idx( self, ms, argL ):
+        pitchL = [ pitch  for pitch in range(argL[0], argL[1]+1)]        
+        self.keyboard.start(  ms, pitchL, argL[2], None )
+
+    def keyboard_repeat_pulse_idx( self, ms, argL ):
+        self.keyboard.repeat(  ms, argL[0], None )
+        
+    def keyboard_start_target_db( self, ms, argL ):
+        pitchL = [ pitch  for pitch in range(argL[0], argL[1]+1)]        
+        self.keyboard.start(  ms, pitchL, None, argL[2] )
+
+    def keyboard_repeat_target_db( self, ms, argL ):
+        self.keyboard.repeat(  ms, None, argL[0] )
+
     def calibrate_keys_stop( self, ms ):
         self.calibrate.stop(ms)
-
+        self.keyboard.stop(ms)
+        
     def quit( self, ms ):
         if self.api:
             self.api.close()
@@ -435,12 +467,16 @@ class Shell:
     def __init__( self, cfg ):
         self.appProc = None
         self.parseD  = {
-            'q':{ "func":'quit',                  "minN":0,  "maxN":0, "help":"quit"},
-            '?':{ "func":"_help",                 "minN":0,  "maxN":0, "help":"Print usage text."},
-            'a':{ "func":"audio_dev_list",        "minN":0,  "maxN":0, "help":"List the audio devices."},
-            'c':{ "func":"calibrate_keys_start",  "minN":1,  "maxN":2, "help":"Calibrate a range of keys. "},
-            's':{ "func":"calibrate_keys_stop",   "minN":0,  "maxN":0, "help":"Stop key calibration"},
-            'p':{ "func":"play_keys_start",       "minN":1,  "maxN":2, "help":"Play current calibration"}
+            'q':{ "func":'quit',                      "minN":0,  "maxN":0, "help":"quit"},
+            '?':{ "func":"_help",                     "minN":0,  "maxN":0, "help":"Print usage text."},
+            'a':{ "func":"audio_dev_list",            "minN":0,  "maxN":0, "help":"List the audio devices."},
+            'c':{ "func":"calibrate_keys_start",      "minN":1,  "maxN":2, "help":"Calibrate a range of keys. "},
+            's':{ "func":"calibrate_keys_stop",       "minN":0,  "maxN":0, "help":"Stop key calibration"},
+            'p':{ "func":"play_keys_start",           "minN":1,  "maxN":2, "help":"Play current calibration"},
+            'k':{ "func":"keyboard_start_pulse_idx",  "minN":3,  "maxN":3, "help":"Play pulse index across keyboard"},
+            'r':{ "func":"keyboard_repeat_pulse_idx", "minN":1,  "maxN":1, "help":"Repeat pulse index across keyboard with new pulse_idx"},
+            'K':{ "func":"keyboard_start_target_db",  "minN":3,  "maxN":3, "help":"Play db across keyboard"},
+            'R':{ "func":"keyboard_repeat_target_db", "minN":1,  "maxN":1, "help":"Repeat db across keyboard with new pulse_idx"},
             }
 
     def _help( self, _=None ):
@@ -515,10 +551,8 @@ class Shell:
                 # tokenize the command
                 tokL = s.split(' ')
 
-
                 # execute the command
                 result = self._exec_cmd( tokL )
-
                         
                 # if this is the 'quit' command
                 if tokL[0] == 'q':

p_ac.yml

@@ -21,7 +21,7 @@
     outDir: "~/temp/p_ac_3c",
     noteDurMs: 1000,
     pauseDurMs: 1000,
-    holdDutyPctL: [ [0,50], [17000,65] ],
+    holdDutyPctL: [ [0,50], [22000,55] ],
 
     full_pulse0L: [ 500, 1000, 1500, 2000, 2500, 3000, 3500, 4000, 4500, 5000, 5500, 6000, 6500, 7000, 8000, 9000, 10000, 12000, 14000, 18000, 22000, 26000, 30000, 34000, 40000],
     full_pulse1L: [  10000, 11000, 12000, 13000, 14000, 15000, 16000, 17000, 18000, 20000, 22000, 24000, 26000, 30000, 32000, 34000, 36000, 40000],
@@ -35,9 +35,9 @@
 
     full_pulse6L: [  12000, 12125, 12250, 12375, 12500, 12625, 12750, 12875, 13000, 13125, 13250, 13375, 13500, 13625, 13750, 13875, 14000, 14125, 14250, 14375, 14500, 14625, 14750, 14875, 15000, 15250, 15375, 15500, 15750, 16000, 16250, 16500, 16750, 17000, 17250, 17500, 17750, 18000, 18250, 18500, 18750, 19000, 19500, 20000, 20500, 21000, 21500, 22000, 22500, 23000, 23500, 24000, 24500, 25000, 25500, 26000, 26500, 27000, 27500, 28000, 28500, 29000, 30000, 31000, 32000, 33000, 34000, 35000, 36000, 37000, 38000, 39000, 40000 ],    
 
-    full_pulse7L: [  11000, 11125, 11250, 11375, 11500, 11625, 11750, 11875, 12000, 12125, 12250, 12375, 12500, 12625, 12750, 12875, 13000, 13125, 13250, 13375, 13500, 13625, 13750, 13875, 14000, 14125, 14250, 14375, 14500, 14625, 14750, 14875, 15000, 15250, 15375, 15500, 15750, 16000, 16250, 16500, 16750, 17000, 17250, 17500, 17750, 18000, 18250, 18500, 18750, 19000, 19500, 20000, 20500, 21000, 21500, 22000, 22500, 23000, 23500, 24000, 24500, 25000, 25500, 26000, 26500, 27000, 27500, 28000, 28500, 29000, 30000, 31000, 32000, 33000, 34000, 35000, 36000, 37000, 38000, 39000, 40000 ],    
+    full_pulseL: [  11000, 11125, 11250, 11375, 11500, 11625, 11750, 11875, 12000, 12125, 12250, 12375, 12500, 12625, 12750, 12875, 13000, 13125, 13250, 13375, 13500, 13625, 13750, 13875, 14000, 14125, 14250, 14375, 14500, 14625, 14750, 14875, 15000, 15250, 15375, 15500, 15750, 16000, 16250, 16500, 16750, 17000, 17250, 17500, 17750, 18000, 18250, 18500, 18750, 19000, 19500, 20000, 20500, 21000, 21500, 22000, 22500, 23000, 23500, 24000, 24500, 25000, 25500, 26000, 26500, 27000, 27500, 28000, 28500, 29000, 30000, 31000, 32000, 33000, 34000, 35000, 36000, 37000, 38000, 39000, 40000 ],    
 
-    full_pulseL: [  10000, 10050, 10100, 10150, 10200, 10250, 10300, 10350, 10400, 10450, 10500, 10550, 10600, 10650, 10700, 10750, 10800, 10850, 10900, 10950, 11000, 11125, 11250, 11375, 11500, 11625, 11750, 11875, 12000, 12125, 12250, 12375, 12500, 12625, 12750, 12875, 13000, 13125, 13250, 13375, 13500, 13625, 13750, 13875, 14000, 14125, 14250, 14375, 14500, 14625, 14750, 14875, 15000, 15250, 15375, 15500, 15750, 16000, 16250, 16500, 16750, 17000, 17250, 17500, 17750, 18000, 18250, 18500, 18750, 19000, 19500, 20000, 20500, 21000, 21500, 22000, 22500, 23000, 23500, 24000, 24500, 25000, 25500, 26000, 26500, 27000, 27500, 28000, 28500, 29000, 30000, 31000, 32000, 33000, 34000, 35000, 36000, 37000, 38000, 39000, 40000 ],    
+    full_pulse7L: [  10000, 10050, 10100, 10150, 10200, 10250, 10300, 10350, 10400, 10450, 10500, 10550, 10600, 10650, 10700, 10750, 10800, 10850, 10900, 10950, 11000, 11125, 11250, 11375, 11500, 11625, 11750, 11875, 12000, 12125, 12250, 12375, 12500, 12625, 12750, 12875, 13000, 13125, 13250, 13375, 13500, 13625, 13750, 13875, 14000, 14125, 14250, 14375, 14500, 14625, 14750, 14875, 15000, 15250, 15375, 15500, 15750, 16000, 16250, 16500, 16750, 17000, 17250, 17500, 17750, 18000, 18250, 18500, 18750, 19000, 19500, 20000, 20500, 21000, 21500, 22000, 22500, 23000, 23500, 24000, 24500, 25000, 25500, 26000, 26500, 27000, 27500, 28000, 28500, 29000, 30000, 31000, 32000, 33000, 34000, 35000, 36000, 37000, 38000, 39000, 40000 ],    
 
     full_pulse9L: [  8750, 8800, 8850, 8900, 8950, 9000, 9050, 9100, 9150, 9200, 9250, 9300, 9350, 9400, 9450,9500, 9550, 9600, 9650, 9700, 9750, 9800, 9850, 9900, 9950, 10000, 10050, 10100, 10150, 10200, 10250, 10300, 10350, 10400, 10450, 10500, 10550, 10600, 10650, 10700, 10750, 10800, 10850, 10900, 10950, 11000, 11125, 11250, 11375, 11500, 11625, 11750, 11875, 12000, 12125, 12250, 12375, 12500, 12625, 12750, 12875, 13000, 13125, 13250, 13375, 13500, 13625, 13750, 13875, 14000, 14125, 14250, 14375, 14500, 14625, 14750, 14875, 15000, 15250, 15375, 15500, 15750, 16000, 16250, 16500, 16750, 17000, 17250, 17500, 17750, 18000, 18250, 18500, 18750, 19000, 19500, 20000, 20500, 21000, 21500, 22000, 22500, 23000, 23500, 24000, 24500, 25000, 25500, 26000, 26500, 27000, 27500, 28000, 28500, 29000, 30000, 31000, 32000, 33000, 34000, 35000, 36000, 37000, 38000, 39000, 40000 ],    
     
@@ -56,7 +56,10 @@
       maxDeltaDb: 1.5,  # maximum db change between volume samples (changes greater than this will trigger resampling)
       samplesPerDb: 4,   # count of samples per dB to resample ranges whose range is less than maxDeltaDb
       minSampleDistUs: 50, # minimum distance between sample points in microseconds
-      auditionNoteN: 19     # count of notes to play for audition
+      auditionNoteN: 19,    # count of notes to play for audition
+
+      finalPulseListCacheFn: "/home/kevin/temp/final_pulse_list_cache.pickle",
+      rmsAnalysisCacheFn: "/home/kevin/temp/rms_analysis_cache.pickle"
       },
     
      key_mapL: [

plot_note_analysis.py

@@ -0,0 +1,300 @@
+import os,sys,pickle
+import numpy as np
+
+import matplotlib.pyplot as plt
+import matplotlib._color_data as mcd
+from matplotlib.pyplot import figure
+
+from rms_analysis import rms_analysis_main 
+from rms_analysis import note_stats
+from rms_analysis import key_info_dictionary
+from rms_analysis import select_first_stable_note_by_delta_db
+from rms_analysis import select_first_stable_note_by_dur
+
+
+def do_plot(r, statsL ):
+
+    fig,ax = plt.subplots()
+
+    x = [ i / r.rms_srate for i in range(len(r.tdRmsDbV)) ]
+    ax.plot( x,r.tdRmsDbV, color="blue" )
+    
+    x = [ i / r.rms_srate for i in range(len(r.rmsDbV)) ]
+    ax.plot( x,r.rmsDbV, color="green")
+
+    ymx = np.max(r.tdRmsDbV)
+    ymn = np.min(r.tdRmsDbV)
+    
+    for r in statsL:
+        x = r.pkSmpSec
+        ax.axvline(x,ymax=ymx,ymin=ymn)
+        ax.text(x,r.pkDb+1,"%i ms" % r.durMs)
+        ax.text(x,r.pkDb+2,"%4.1f dB" % r.pkDb)
+        ax.text(x,r.pkDb+3,"%i us" % r.pulse_us)
+
+        if hasattr(r,"MIN"):
+            ax.plot(x,r.pkDb,marker="*",color="red")
+        
+    plt.show()
+
+
+def select_min_note( rr, statsL, minDurMs=600, minDb=8, contextSecs=10 ):
+
+    sel_note_r = None
+    
+    for r in statsL:
+
+        if r.pkDb > minDb and r.durMs > minDurMs:
+            sel_note_r = r
+            break
+
+
+    #print(rr.tdRmsDbV.shape,rr.rmsDbV.shape)
+    
+    if sel_note_r is None:
+        print("ERROR: No min note found.")
+    else:
+        #print(sel_note_r)
+    
+        bi = max(0,                   int(round(sel_note_r.pkSmpSec * rr.rms_srate - contextSecs*rr.rms_srate)))
+        ei = min(rr.tdRmsDbV.shape[0],int(round(sel_note_r.pkSmpSec * rr.rms_srate + contextSecs*rr.rms_srate)))
+
+        
+        
+        rr.tdRmsDbV = rr.tdRmsDbV[bi:ei]    
+        rr.rmsDbV   = rr.rmsDbV[bi:ei]    
+        offsSec     = bi / rr.rms_srate
+        
+        sL = []
+        for r in statsL:
+            begSmpIdx = int(round(r.begSmpSec * rr.rms_srate))
+            endSmpIdx = int(round(r.endSmpSec * rr.rms_srate))
+
+            if begSmpIdx > bi and endSmpIdx < ei:
+                r0 = r
+                r0.begSmpSec = r.begSmpSec - offsSec
+                r0.endSmpSec = r.endSmpSec - offsSec
+                r0.pkSmpSec  = r.pkSmpSec  - offsSec
+
+                if r.begSmpSec == sel_note_r.begSmpSec:
+                    setattr(r0,"MIN",True)
+                sL.append(r0)
+
+
+    return rr,sL
+        
+
+def plot_note_analysis( inDir ):
+
+    rmsWndMs=300
+    rmsHopMs=30
+    dbRefWndMs=500
+    harmCandN=5
+    harmN=3
+    durDecayPct = 50
+    
+    path = os.path.normpath(inDir)
+    
+    pathL = inDir.split(os.sep)
+    take_id    = int(pathL[-1])
+    midi_pitch = int(pathL[-2])
+
+    r = rms_analysis_main( inDir, midi_pitch, rmsWndMs=rmsWndMs, rmsHopMs=rmsHopMs, dbRefWndMs=dbRefWndMs, harmCandN=harmCandN, harmN=harmN, durDecayPct=durDecayPct )
+
+    r,statsL = select_min_note(r,r.statsL)
+    
+    do_plot(r,statsL)
+    
+
+def plot_note_analysis_dir( inDir, dirL ):
+
+
+    for folder in dirL:
+
+        path = os.path.join(inDir,str(folder),"0")
+
+        plot_note_analysis( path )
+        
+        
+
+def get_all_note_durations( inDir, cacheFn ):
+
+    folderL = os.listdir( inDir )
+
+    yL = []
+    for folder in folderL:
+
+        takeId = 0
+        rmsWndMs=300
+        rmsHopMs=30
+        dbRefWndMs=500
+        harmCandN=5
+        harmN=3
+        durDecayPct = 40
+    
+        path = os.path.normpath(inDir)
+    
+        midi_pitch = int( folder )
+        takePath = os.path.join(inDir,folder,str(takeId))
+
+        if os.path.isfile(os.path.join(takePath,'seq.json')):
+            print(midi_pitch)
+            r = rms_analysis_main( takePath, midi_pitch, rmsWndMs=rmsWndMs, rmsHopMs=rmsHopMs, dbRefWndMs=dbRefWndMs, harmCandN=harmCandN, harmN=harmN, durDecayPct=durDecayPct )
+
+            xL = []
+            for i,sr in enumerate(r.statsL):
+                xL.append((r.pkUsL[i],sr.durMs,sr.pkDb,sr.quality))
+
+            yL.append((midi_pitch,xL))
+
+    with open(cacheFn,"wb") as f:
+        pickle.dump(yL,f)
+
+
+    
+def plot_all_note_durations( cacheFn, pitchL=None, axN=12, yamlCfgFn=None, minDurMs=800, maxPulseUs=None ):
+
+    keyMapD = None
+    if yamlCfgFn is not None:
+        keyMapD = key_info_dictionary( keyMapL=None, yamlCfgFn=yamlCfgFn)
+        
+    fig,axL = plt.subplots(axN,1)
+    fig.set_size_inches(18.5, 10.5*axN)
+    
+    #cL =  list(mcd.CSS4_COLORS.values())
+    cL =  ['black','brown','orangered','saddlebrown','peru','olivedrab','lightgreen','springgreen','cadetblue','slategray','royalblue','navy','darkviolet','deeppink','crimson']
+
+    
+    yD=[]
+    with open(cacheFn,"rb") as f:
+        yD = dict(pickle.load(f))
+        
+
+    cn = 3 #min(1,len(cL)//len(yD))
+
+    ci = 0
+    i = 0
+    for midi_pitch in pitchL:
+
+        if (pitchL is not None and midi_pitch not in pitchL) or midi_pitch not in yD:
+            continue
+
+        
+        xL = yD[midi_pitch]
+
+        pkUsL,durMsL,pkDbL,qualityL = tuple(zip(*xL))
+
+        if maxPulseUs is not None:
+            pkUsL = np.array(pkUsL)
+            pkUsL    = pkUsL[ pkUsL < maxPulseUs ]
+            durMsL   = durMsL[0:len(pkUsL)]
+            pkDbL    = pkDbL[0:len(pkUsL)]
+            qualityL = qualityL[0:len(pkUsL)]
+
+        axi = i//(len(pitchL)//axN)
+
+        if keyMapD is None:
+            legendLabel = str(midi_pitch)
+        else:
+            legendLabel = getattr(keyMapD[midi_pitch],'type') + " " + getattr(keyMapD[midi_pitch],'class') + str(midi_pitch)
+            
+        axL[axi].plot(pkUsL,durMsL,color=cL[ci],label=legendLabel)
+
+        # plot the quietest stable note
+        if minDurMs is not None:
+            sni = select_first_stable_note_by_dur( durMsL, minDurMs )
+
+            if sni is not None:
+                axL[axi].plot(pkUsL[sni],durMsL[sni],marker=".",color='red')
+                axL[axi].text(pkUsL[sni],durMsL[sni] + 50,"%4.1f" % pkDbL[sni])
+
+        sni = select_first_stable_note_by_delta_db( pkDbL, pkUsL )
+        
+        if sni is not None:
+            axL[axi].plot(pkUsL[sni],durMsL[sni],marker=".",color='blue')
+            axL[axi].text(pkUsL[sni],durMsL[sni] + 50,"%4.1f" % pkDbL[sni])
+                
+        ci += cn
+        if ci >= len(cL):
+            ci = ci - len(cL)
+
+        axL[axi].legend()
+        i+=1
+
+        
+    plt.show()
+
+def plot_quiet_note_db( cacheFn, yamlCfgFn, minDurMs=700 ):
+    
+    keyMapD = key_info_dictionary( keyMapL=None, yamlCfgFn=yamlCfgFn)
+    
+    yD=[]
+    with open(cacheFn,"rb") as f:
+        yD = dict(pickle.load(f))
+
+    dbL = []
+        
+    for midi_pitch in range(24,108):
+
+        pk0Db = 0
+        pk1Db = 0
+        minDb = 0
+        if midi_pitch in yD:
+
+            xL = yD[midi_pitch]
+
+            pkUsL,durMsL,pkDbL,qualityL = tuple(zip(*xL))
+
+            # plot the quietest stable note
+            sni = select_first_stable_note_by_dur( durMsL, minDurMs )
+            if sni is not None:
+                pk0Db = pkDbL[sni]
+
+            sni = select_first_stable_note_by_delta_db( pkDbL, pkUsL )
+            if sni is not None:
+                pk1Db = pkDbL[sni]
+            
+            minDb = min(pk0Db,pk1Db)
+            
+        dbL.append( (midi_pitch, minDb, pk0Db,pk1Db) )
+
+
+    fig,ax = plt.subplots()
+
+    pitchL,minDbL,pk0DbL,pk1DbL = tuple(zip(*dbL))
+
+        
+    
+    ax.plot( pitchL, pk0DbL, label="dur" )
+    ax.plot( pitchL, pk1DbL, label="delta" )
+    #ax.plot( pitchL, minDbL, label="min" )
+
+    for i,pitch in enumerate(pitchL):
+        ax.text( pitch, pk0DbL[i]+1, "%i %s" % (pitch,getattr(keyMapD[pitch],'type')))
+
+    ax.axhline( np.mean(minDbL), label="mean", color="blue" )
+    ax.axhline( np.median(minDbL), label="median", color="green" )
+    
+    ax.legend()
+    plt.show()
+    
+    
+        
+
+        
+if __name__ == "__main__":
+
+    #inDir = sys.argv[1]
+    
+    #plot_note_analysis( inDir )
+
+    pitchL = [ 30,31,32,33,34,35 ]
+    pitchL = [ 70,71,72,73,74,75 ]
+    
+    #plot_note_analysis_dir( "/home/kevin/temp/p_ac_3c",pitchL)
+
+    durFn = "/home/kevin/temp/cache_note_dur.pickle"
+    #get_all_note_durations("/home/kevin/temp/p_ac_3c",durFn)
+    #plot_all_note_durations(durFn, np.arange(45,55),2,"p_ac.yml",800,20000)
+
+    plot_quiet_note_db(durFn,"p_ac.yml")

plot_seq.py

@@ -3,6 +3,8 @@ import matplotlib.pyplot as plt
 import numpy as np
 from common import parse_yaml_cfg
 from rms_analysis import rms_analysis_main
+from rms_analysis import select_first_stable_note_by_delta_db
+from rms_analysis import select_first_stable_note_by_dur
 
 def is_nanV( xV ):
     
@@ -29,29 +31,6 @@ def form_final_pulse_list( inDir, midi_pitch, analysisArgsD, take_id=None ):
     # append the midi pitch to the input directory
     #inDir = os.path.join( inDir, "%i" % (midi_pitch))
 
-    if False:
-        # determine the take id if none was given
-        if take_id is None:
-            take_id = _find_max_take_id( inDir )
-
-        inDir = os.path.join(inDir,"%i" % (take_id))
-
-        assert( os.path.isdir(inDir))
-
-        # analyze the requested take audio
-        r = rms_analysis_main( inDir, midi_pitch, **analysisArgsD['rmsAnalysisArgs'] )
-
-        pkL = []
-        # store the peaks in pkL[ (db,us) ]
-        for db,us in zip(r.pkDbL,r.pkUsL):
-            pkL.append( (db,us) )
-
-        # sort the peaks on increasing attack pulse microseconds
-        pkL = sorted( pkL, key= lambda x: x[1] )
-
-        # split pkL 
-        pkDbL,pkUsL = tuple(zip(*pkL))
-
     dirL =  os.listdir(inDir)
 
     pkL = []
@@ -123,7 +102,7 @@ def form_final_pulse_list( inDir, midi_pitch, analysisArgsD, take_id=None ):
         # print("Multi-value pulse locations were found during velocity table formation: ",multValL)
         pass
 
-    return pulseUsL,pulseDbL
+    return pulseUsL,pulseDbL,r.holdDutyPctL
     
 
 
@@ -132,7 +111,7 @@ def merge_close_sample_points( pkDbUsL, minSampleDistanceUs ):
     avg0Us = np.mean(np.diff([ x[1] for x in pkDbUsL ]))
     n0 = len(pkDbUsL)
     
-    while True:
+    while True and n0>0:
         us0 = None
         db0 = None
         
@@ -262,7 +241,7 @@ def plot_resample_pulse_times( inDir, analysisArgsD ):
     newPulseUsL, rmsDbV, pulseUsL = form_resample_pulse_time_list( inDir, analysisArgsD )
 
     midi_pitch = int( inDir.split("/")[-1] )
-    velTblUsL,velTblDbL = form_final_pulse_list( inDir, midi_pitch, analysisArgsD, take_id=None )
+    velTblUsL,velTblDbL,_ = form_final_pulse_list( inDir, midi_pitch, analysisArgsD, take_id=None )
     
     fig,ax = plt.subplots()
 
@@ -432,8 +411,14 @@ def td_plot( ax, inDir, midi_pitch, id, analysisArgsD ):
     
     # print beg/end boundaries
     for i,(begMs, endMs) in enumerate(r.eventTimeL):
+
+        pkSec = r.pkIdxL[i] / r.rms_srate
+        endSec = pkSec + r.statsL[i].durMs / 1000.0
+        
         ax.axvline( x=begMs/1000.0, color="green")
         ax.axvline( x=endMs/1000.0, color="red")
+        ax.axvline( x=pkSec,        color="black")
+        ax.axvline( x=endSec,       color="black")
         ax.text(begMs/1000.0, 20.0, str(i) )
 
 
@@ -448,10 +433,12 @@ def td_plot( ax, inDir, midi_pitch, id, analysisArgsD ):
 
 
     return r
-    
+
+
+
 def do_td_plot( inDir, analysisArgs ):
     
-    fig,axL = plt.subplots(2,1)
+    fig,axL = plt.subplots(3,1)
     fig.set_size_inches(18.5, 10.5, forward=True)
 
     id         = int(inDir.split("/")[-1])
@@ -459,8 +446,41 @@ def do_td_plot( inDir, analysisArgs ):
 
     r = td_plot(axL[0],inDir,midi_pitch,id,analysisArgs)
 
-    axL[1].plot( r.pkUsL, r.pkDbL, marker='.' )
+    qualityV = np.array([ x.quality  for x in r.statsL ]) * np.max(r.pkDbL)
+    durMsV   = np.array([ x.durMs    for x in r.statsL ])
+    avgV     = np.array([ x.durAvgDb for x in r.statsL ])
+    
+    #durMsV[ durMsV < 400 ] = 0
+    #durMsV = durMsV * np.max(r.pkDbL)/np.max(durMsV)
+    #durMsV  = durMsV / 100.0
+
+    dV = np.diff(r.pkDbL) / r.pkDbL[1:] 
+    
+    axL[1].plot( r.pkUsL, r.pkDbL, marker='.',label="pkDb" )
+    axL[1].plot( r.pkUsL, qualityV, marker='.',label="quality" )
+    axL[1].plot( r.pkUsL, avgV,     marker='.',label="avgDb" )
+    #axL[2].plot( r.pkUsL, durMsV,   marker='.' )
+    axL[2].plot( r.pkUsL[1:], dV,       marker='.',label='d')
+    axL[2].set_ylim([-1,1])
+    axL[1].legend()
+
+
+    sni = select_first_stable_note_by_dur( durMsV )
+    if sni is not None:
+        axL[1].plot( r.pkUsL[sni], r.pkDbL[sni], marker='*', color='red')
+        
+    sni = select_first_stable_note_by_delta_db( r.pkDbL )
+    if sni is not None:
+        axL[2].plot( r.pkUsL[sni], dV[sni-1], marker='*', color='red')
+    
 
+    for i,s in enumerate(r.statsL):
+        axL[1].text( r.pkUsL[i], r.pkDbL[i] + 1, "%i" % (i))
+
+    for i in range(1,len(r.pkUsL)):
+        axL[2].text( r.pkUsL[i],  dV[i-1], "%i" % (i))
+        
+    
     plt.show()
 
 def do_td_multi_plot( inDir, analysisArgs ):

rms_analysis.py

@@ -1,7 +1,8 @@
-import os,types,json
+import os,types,json,pickle
 from scipy.io import wavfile
 from scipy.signal import stft
 import numpy as np
+from common import parse_yaml_cfg
 
 
 def calc_harm_bins( srate, binHz, midiPitch, harmN ):
@@ -91,6 +92,8 @@ def audio_harm_rms( srate, xV, rmsWndMs, hopMs, dbRefWndMs, midiPitch, harmCandN
     hopSmpN   = int(round( hopMs    * srate / 1000.0))
 
     binHz   = srate / wndSmpN
+
+    #print( "STFT:", rmsWndMs, hopMs, wndSmpN, hopSmpN, wndSmpN-hopSmpN )
     
     f,t,xM = stft( xV, fs=srate, window="hann", nperseg=wndSmpN, noverlap=wndSmpN-hopSmpN, return_onesided=True )
 
@@ -115,7 +118,120 @@ def audio_harm_rms( srate, xV, rmsWndMs, hopMs, dbRefWndMs, midiPitch, harmCandN
     rmsV = rms_to_db( rmsV, rms_srate, dbRefWndMs )
     return rmsV, rms_srate, binHz
     
+def measure_duration_ms( rmsV, rms_srate, peak_idx, end_idx, decay_pct ):
+    """
+    Calcuate the time it takes for a note to decay from the peak at
+    rmsV[peak_idx] dB to 'decay_pct' percent of the peak value.
+    """
+    
+    pkRmsDb     = rmsV[ peak_idx ]
+
+    # calc the note turn-off (offset) db as a percentage of the peak amplitude
+    offsetRmsDb = pkRmsDb * decay_pct / 100.0
+
+    # calc the sample index where the note is off
+    offset_idx  = peak_idx + np.argmin( np.abs(rmsV[peak_idx:end_idx] - offsetRmsDb) )
+
+    
+    # calc the duration of the note
+    dur_ms =  int(round((offset_idx - peak_idx) * 1000.0 / rms_srate))
+
+    #print(pkRmsDb, offsetRmsDb, peak_idx, offset_idx, end_idx, dur_ms, rms_srate)
+    
+    return dur_ms
+
+
+def select_first_stable_note_by_dur( durMsL, minDurMs=800 ):
+
+    first_stable_idx = None
+    for i,durMs in enumerate(durMsL):
+        if durMs > minDurMs and first_stable_idx is None:
+            first_stable_idx = i
+        else:
+            if durMs < minDurMs:
+                first_stable_idx = None
+                
+    return first_stable_idx
+
+def select_first_stable_note_by_delta_db_1( pkDbL, pkUsL, maxPulseUs=0.1 ):
+
+    wndN = 5
+    aL = []
+    dV = np.diff(pkDbL) / pkDbL[1:]
+    
+    for ei in range(wndN,len(pkDbL)):
+        xV =  dV[ei-wndN:ei]
+        avg = np.mean(np.abs(xV))
+        aL.append(avg)
+
+    k = np.argmin(np.abs(np.array(pkUsL) - maxPulseUs))
+
+    print(aL)
+    print(k)
+
+    
+    for i in range(k,0,-1):
+        if aL[i] > maxDeltaDb:
+            return i + 1
+
+    return None
+    
+    
+def select_first_stable_note_by_delta_db( pkDbL, pkUsL=None, maxPulseUs=0.1 ):
+
+    wndN = 5
+    
+    dV = np.diff(pkDbL) / pkDbL[1:]
+
+    
+    for ei in range(wndN,len(pkDbL)):
+        xV =  dV[ei-wndN:ei]
+        avg = np.mean(np.abs(xV))
+
+        if avg < .1:
+            return (ei-wndN)+1
+
+
+    return None
+
+def note_stats( r, decay_pct=50.0, extraDurSearchMs=500 ):
+    
+    statsL = []
+
+    srate = r.rms_srate
+
+    qmax = 0
     
+    for i,(begSmpMs, endSmpMs) in enumerate(r.eventTimeL):
+
+        begSmpIdx = int(round(srate * begSmpMs / 1000.0))
+        endSmpIdx = int(round(srate * (endSmpMs + extraDurSearchMs) / 1000.0))
+        pkSmpIdx  = r.pkIdxL[i]
+
+        durMs = measure_duration_ms( r.rmsDbV, srate, pkSmpIdx, endSmpIdx, decay_pct )
+
+        bi = pkSmpIdx
+        ei = pkSmpIdx + int(round(durMs * srate / 1000.0))
+
+        #bi = begSmpIdx
+        #ei = endSmpIdx
+
+        qualityCoeff =  np.sum(r.rmsDbV[bi:ei]) + np.sum(r.tdRmsDbV[bi:ei])
+        if qualityCoeff > qmax:
+            qmax = qualityCoeff
+
+        durAvgDb = (np.mean(r.rmsDbV[bi:ei]) + np.mean(r.tdRmsDbV[bi:ei]))/2.0
+
+        statsL.append( types.SimpleNamespace(**{'begSmpSec':begSmpIdx/srate,'endSmpSec':endSmpIdx/srate,'pkSmpSec':pkSmpIdx/srate,'durMs':durMs, 'pkDb':r.pkDbL[i], 'pulse_us':r.pkUsL[i], 'quality':qualityCoeff, 'durAvgDb':durAvgDb }))
+
+    for i,r in enumerate(statsL):
+        statsL[i].quality /= qmax
+                           
+    
+    return statsL
+        
+        
+        
                
 def locate_peak_indexes( xV, xV_srate, eventMsL ):
 
@@ -130,10 +246,21 @@ def locate_peak_indexes( xV, xV_srate, eventMsL ):
     return pkIdxL
 
 
+def key_info_dictionary( keyMapL=None, yamlCfgFn=None):
 
+    if yamlCfgFn is not None:
+        cfg = parse_yaml_cfg(yamlCfgFn)
 
+        keyMapL = cfg.key_mapL
 
-def rms_analysis_main( inDir, midi_pitch, rmsWndMs=300, rmsHopMs=30, dbRefWndMs=500, harmCandN=5, harmN=3 ):
+    kmD = {}
+    for d in keyMapL:
+        kmD[ d['midi'] ] = types.SimpleNamespace(**d)
+
+    return kmD
+
+
+def rms_analysis_main( inDir, midi_pitch, rmsWndMs=300, rmsHopMs=30, dbRefWndMs=500, harmCandN=5, harmN=3, durDecayPct=40 ):
 
     seqFn     = os.path.join( inDir, "seq.json")
     audioFn   = os.path.join( inDir, "audio.wav")
@@ -154,6 +281,15 @@ def rms_analysis_main( inDir, midi_pitch, rmsWndMs=300, rmsHopMs=30, dbRefWndMs=
     
     pkIdxL = locate_peak_indexes( rmsDbV, rms_srate, r['eventTimeL'] )
 
+    
+
+    holdDutyPctL = None
+    if 'holdDutyPct' in r:
+        holdDutyPctL = [ (0, r['holdDutyPct']) ]
+    else:
+        holdDutyPctL = r['holdDutyPctL']
+
+
     r = types.SimpleNamespace(**{
         "audio_srate":srate,
         "tdRmsDbV": tdRmsDbV,
@@ -166,7 +302,48 @@ def rms_analysis_main( inDir, midi_pitch, rmsWndMs=300, rmsHopMs=30, dbRefWndMs=
         #"min_pk_idx":min_pk_idx,
         #"max_pk_idx":max_pk_idx,
         "eventTimeL":r['eventTimeL'],
+        "holdDutyPctL":holdDutyPctL,
         'pkDbL': [ rmsDbV[ i ] for i in pkIdxL ],
         'pkUsL':r['pulseUsL'] })
 
+
+    statsL = note_stats(r,durDecayPct)
+
+    setattr(r,"statsL",   statsL )
+
     return r
+
+
+def rms_analysis_main_all( inDir, cacheFn, rmsWndMs=300, rmsHopMs=30, dbRefWndMs=500, harmCandN=5, harmN=3, durDecayPct=40 ):
+
+    if os.path.isfile(cacheFn):
+        print("READING analysis cache file: %s" % (cacheFn))
+        with open(cacheFn,"rb") as f:
+            rD = pickle.load(f)
+            return rD
+    
+    
+    folderL = os.listdir(inDir)
+
+    rD = {}
+
+    for folder in folderL:
+
+        pathL = folder.split(os.sep)
+
+        midi_pitch = int(pathL[-1])
+
+        print(midi_pitch)
+
+        path = os.path.join(inDir,folder,'0')
+
+        if os.path.isdir(path) and os.path.isfile(os.path.join(os.path.join(path,"seq.json"))):
+            r = rms_analysis_main( path, midi_pitch, rmsWndMs=rmsWndMs, rmsHopMs=rmsHopMs, dbRefWndMs=dbRefWndMs, harmCandN=harmCandN, harmN=harmN, durDecayPct=durDecayPct )
+
+            rD[ midi_pitch ] = r
+
+
+    with open(cacheFn,"wb") as f:
+        pickle.dump(rD,f)
+        
+    return rD

rt_note_analysis.py

@@ -0,0 +1,76 @@
+import types
+
+import numpy as np
+
+from rms_analysis import audio_harm_rms
+from rms_analysis import audio_rms
+from rms_analysis import locate_peak_indexes
+from rms_analysis import measure_duration_ms
+
+
+class RT_Analyzer:
+    def __init__(self):
+        self.td_dur_ms = 0
+        self.td_db     = 0
+        self.hm_dur_ms = 0
+        self.hm_db     = 0
+    
+    def analyze_note( self, audioDev, midi_pitch, begTimeMs, endTimeMs, anlArgD ):
+        td_dur_ms = 0
+        td_db     = 0
+        hm_dur_ms = 0
+        hm_db     = 0
+
+
+        decay_pct = 50.0
+
+        result = audioDev.linear_buffer()
+
+        if result:
+
+
+            sigV = result.value
+
+            anlArgs = types.SimpleNamespace(**anlArgD)
+
+            rmsDbV, rms_srate, binHz = audio_harm_rms( audioDev.srate, np.squeeze(sigV), anlArgs.rmsWndMs, anlArgs.rmsHopMs, anlArgs.dbRefWndMs, midi_pitch, anlArgs.harmCandN, anlArgs.harmN  )
+
+            pkIdxL = locate_peak_indexes( rmsDbV, rms_srate, [( begTimeMs, endTimeMs)] )
+
+            if len(pkIdxL) > 0:
+
+                end_idx = int(round(endTimeMs * rms_srate / 1000.0))
+
+                if end_idx > pkIdxL[0]:
+                    hm_dur_ms = measure_duration_ms( rmsDbV, rms_srate, pkIdxL[0], end_idx, decay_pct )
+
+                hm_db = rmsDbV[ pkIdxL[0] ]
+
+            tdRmsDbV, rms0_srate = audio_rms( audioDev.srate, np.squeeze(sigV), anlArgs.rmsWndMs, anlArgs.rmsHopMs, anlArgs.dbRefWndMs )
+
+            tdPkIdxL = locate_peak_indexes( tdRmsDbV, rms0_srate,  [( begTimeMs, endTimeMs)] )
+
+            if len(tdPkIdxL):
+
+                end_idx = int(round(endTimeMs * rms0_srate / 1000.0))
+
+                if end_idx > tdPkIdxL[0]:
+                    td_dur_ms = measure_duration_ms( tdRmsDbV, rms0_srate, tdPkIdxL[0], end_idx, decay_pct )
+
+                td_db = tdRmsDbV[ tdPkIdxL[0] ]
+
+
+            td_d_ms = td_dur_ms - self.td_dur_ms
+            td_d_db = td_db     - self.td_db
+            hm_d_ms = hm_dur_ms - self.hm_dur_ms
+            hm_d_db = hm_db     - self.hm_db
+                
+                
+            print("DUR: %5.2f %5.2f d:%5.2f %5.2f  dB  |  %i %i d:%i %i ms" % (hm_db, td_db, hm_d_db, td_d_db, hm_dur_ms, td_dur_ms, hm_d_ms, td_d_ms) )
+
+            self.td_dur_ms = td_dur_ms
+            self.td_db     = td_db
+            self.hm_dur_ms = hm_dur_ms
+            self.hm_db     = hm_db
+
+