Added multiple PWM values per note.
Misc. changes to plot_seq.py
This commit is contained in:
kpl
parent
f69c71c498
commit
919ecadf8d
58
p_ac.py
58
p_ac.py
@ -9,11 +9,12 @@ from AudioDevice import AudioDevice
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from result import Result
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from common import parse_yaml_cfg
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from plot_seq import form_resample_pulse_time_list
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from plot_seq import form_final_pulse_list
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class AttackPulseSeq:
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""" Sequence a fixed chord over a list of attack pulse lengths."""
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def __init__(self, audio, api, noteDurMs=1000, pauseDurMs=1000, holdDutyPct=50 ):
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def __init__(self, audio, api, noteDurMs=1000, pauseDurMs=1000, holdDutyPctL=[(0,50)] ):
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self.audio = audio
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self.api = api
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self.outDir = None # directory to write audio file and results
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@ -21,12 +22,13 @@ class AttackPulseSeq:
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self.pulseUsL = [] # one onset pulse length in microseconds per sequence element
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self.noteDurMs = noteDurMs # duration of each chord in milliseconds
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self.pauseDurMs = pauseDurMs # duration between end of previous note and start of next
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self.holdDutyPct = holdDutyPct # hold voltage duty cycle as a percentage (0-100)
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self.holdDutyPctL= holdDutyPctL # hold voltage duty cycle table [ (minPulseSeqUsec,dutyCyclePct) ]
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self.pulse_idx = 0 # Index of next pulse
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self.state = None # 'note_on','note_off'
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self.prevHoldDutyPct = None
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self.next_ms = 0 # Time of next event (note-on or note_off)
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self.eventTimeL = [] # Onset/offset time of each note [ [onset_ms,offset_ms] ]
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self.eventTimeL = [] # Onset/offset time of each note [ [onset_ms,offset_ms] ] (used to locate the note in the audio file)
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self.beginMs = 0
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self.playOnlyFl = False
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@ -37,13 +39,15 @@ class AttackPulseSeq:
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self.pulse_idx = 0
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self.state = 'note_on'
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self.prevHoldDutyPct = None
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self.next_ms = ms + 500 # wait for 500ms to play the first note (this will guarantee that there is some empty space in the audio file before the first note)
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self.eventTimeL = [[0,0] for _ in range(len(pulseUsL))] # initialize the event time
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self.beginMs = ms
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self.playOnlyFl = playOnlyFl
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for pitch in pitchL:
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self.api.set_pwm( pitch, self.holdDutyPct )
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#for pitch in pitchL:
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# self.api.set_pwm_duty( pitch, self.holdDutyPct )
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# print("set PWM:%i"%(self.holdDutyPct))
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if not playOnlyFl:
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self.audio.record_enable(True) # start recording audio
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@ -87,19 +91,38 @@ class AttackPulseSeq:
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assert(0)
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def _get_duty_cycle( self, pulseUsec ):
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dutyPct = self.holdDutyPctL[0][1]
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for refUsec,refDuty in self.holdDutyPctL:
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if pulseUsec < refUsec:
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break
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dutyPct = refDuty
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return dutyPct
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def _set_duty_cycle( self, pitch, pulseUsec ):
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dutyPct = self._get_duty_cycle( pulseUsec )
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if dutyPct != self.prevHoldDutyPct:
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self.api.set_pwm_duty( pitch, dutyPct )
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print("Hold Duty:",dutyPct)
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self.prevHoldDutyPct = dutyPct
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def _note_on( self, ms ):
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#self.eventTimeL[ self.pulse_idx ][0] = ms - self.beginMs
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self.eventTimeL[ self.pulse_idx ][0] = self.audio.buffer_sample_ms().value
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self.next_ms = ms + self.noteDurMs
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self.state = 'note_off'
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for pitch in self.pitchL:
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self.api.note_on_us( pitch, int(self.pulseUsL[ self.pulse_idx ]) )
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pulse_usec = int(self.pulseUsL[ self.pulse_idx ])
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self._set_duty_cycle( pitch, pulse_usec )
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self.api.note_on_us( pitch, pulse_usec )
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print("note-on:",pitch,self.pulse_idx)
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def _note_off( self, ms ):
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#self.eventTimeL[ self.pulse_idx ][1] = ms - self.beginMs
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self.eventTimeL[ self.pulse_idx ][1] = self.audio.buffer_sample_ms().value
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self.next_ms = ms + self.pauseDurMs
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self.state = 'note_on'
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@ -123,7 +146,7 @@ class AttackPulseSeq:
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"pitchL":self.pitchL,
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"noteDurMs":self.noteDurMs,
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"pauseDurMs":self.pauseDurMs,
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"holdDutyPct":self.holdDutyPct,
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"holdDutyPctL":self.holdDutyPctL,
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"eventTimeL":self.eventTimeL,
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"beginMs":self.beginMs
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}
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@ -144,7 +167,7 @@ class AttackPulseSeq:
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class CalibrateKeys:
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def __init__(self, cfg, audioDev, api):
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self.cfg = cfg
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self.seq = AttackPulseSeq( audioDev, api, noteDurMs=1000, pauseDurMs=1000, holdDutyPct=50 )
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self.seq = AttackPulseSeq( audioDev, api, noteDurMs=cfg.noteDurMs, pauseDurMs=cfg.pauseDurMs, holdDutyPctL=cfg.holdDutyPctL )
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self.pulseUsL = None
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self.chordL = None
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@ -198,14 +221,14 @@ class CalibrateKeys:
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outDir = os.path.join(outDir, dirStr )
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print(outDir)
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if not os.path.isdir(outDir):
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os.mkdir(outDir)
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# get the next available output directory id
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outDir_id = self._calc_next_out_dir_id( outDir )
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print(outDir_id,outDir)
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# if this is not the first time this note has been sampled then get the resample locations
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if outDir_id != 0:
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self.pulseUsL,_,_ = form_resample_pulse_time_list( outDir, self.cfg.analysisArgs )
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@ -213,11 +236,14 @@ class CalibrateKeys:
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if playOnlyFl:
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self.pulseUsL,_ = form_final_pulse_list( outDir, pitchL[0], self.cfg.analysisArgs, take_id=None )
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noteN = cfg.analysisArgs['auditionNoteN']
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self.pulseUsL = [ self.pulseUsL[ int(round(i*126.0/(noteN-1)))] for i in range(noteN) ]
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outDir = os.path.join( outDir, str(outDir_id) )
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else:
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outDir = os.path.join( outDir, str(outDir_id) )
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if not os.path.isdir(outDir):
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os.mkdir(outDir)
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if not os.path.isdir(outDir):
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os.mkdir(outDir)
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# start the sequencer
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self.seq.start( ms, outDir, pitchL, self.pulseUsL, playOnlyFl )
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@ -533,7 +559,7 @@ def parse_args():
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ap = argparse.ArgumentParser(description=descStr)
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ap.add_argument("-c","--config", default="cfg/p_ac.yml", help="YAML configuration file.")
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ap.add_argument("-c","--config", default="p_ac.yml", help="YAML configuration file.")
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ap.add_argument("-l","--log_level",choices=logL, default="warning", help="Set logging level: debug,info,warning,error,critical. Default:warning")
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return ap.parse_args()
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29
p_ac.yml
29
p_ac.yml
@ -18,14 +18,28 @@
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# MeasureSeq args
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outDir: "~/temp/p_ac_3",
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outDir: "~/temp/p_ac_3c",
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noteDurMs: 1000,
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pauseDurMs: 1000,
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holdDutyPct: 50,
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holdDutyPctL: [ [0,50], [17000,65] ],
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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],
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full_pulse1L: [ 10000, 11000, 12000, 13000, 14000, 15000, 16000, 17000, 18000, 20000, 22000, 24000, 26000, 30000, 32000, 34000, 36000, 40000],
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full_pulseL: [ 10000, 10500, 11000, 11500, 12000, 12500, 13000, 13500, 14000, 14500, 15000, 15500, 16000, 16500, 17000, 17500, 18000, 18500, 20000, 22000, 24000, 26000, 30000, 32000, 34000, 36000, 40000],
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full_pulse2L: [ 10000, 10500, 11000, 11500, 12000, 12500, 13000, 13500, 14000, 14500, 15000, 15500, 16000, 16500, 17000, 17500, 18000, 18500, 20000, 22000, 24000, 26000, 30000, 32000, 34000, 36000, 40000],
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full_pulse3L: [ 10000, 10125, 10250, 10500, 10625, 10750, 10875, 11000, 11125, 11250, 11500, 11625, 11750, 11875, 12000, 12125, 12250, 12500, 12625, 12750, 12875, 13000, 13125, 13250, 13500, 13625, 13750, 13875, 14000, 14125, 14250, 14500, 14625, 14750, 14875, 15000, 15500, 16000, 16500, 17000, 17500, 18000, 18500, 20000, 22000, 24000, 26000, 30000, 32000, 34000, 36000, 40000],
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full_pulse4L: [ 8000, 8125, 8250, 8375, 8500, 8625, 8750, 8875, 9000, 9125, 9250, 9375, 9500, 9625, 9750, 9875, 10000, 10125, 10250, 10375, 10500, 10625, 10750, 10875, 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, 14375, 14250, 14500, 14625, 14750, 14875, 15000, 15250, 15375, 15500, 15750, 16000, 16250, 16500, 16750, 17000, 17250, 17500, 17750, 18000, 18250, 18500, 18750, 20000, 21000, 22000, 23000, 24000, 25000, 26000, 27000, 28000, 30000, 32000, 34000, 36000, 40000],
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full_pulse5L: [ 10000, 10125, 10250, 10375, 10500, 10625, 10750, 10875, 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, 20000, 21000, 22000, 23000, 24000, 25000, 26000, 27000, 28000, 30000, 32000, 34000, 36000, 40000],
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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 ],
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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 ],
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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 ],
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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 ],
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# RMS analysis args
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analysisArgs: {
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@ -37,11 +51,12 @@
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harmN: 3, # count of harmonics to use to calculate harmonic based RMS analysis
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},
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minAttkDb: 5.0, # threshold of silence level
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maxDbOffset: 0.5, # travel down the from the max. note level by at most this amount to locate the max. peak
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maxDeltaDb: 2.0, # maximum db change between volume samples (changes greater than this will trigger resampling)
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minAttkDb: 7.0, # threshold of silence level
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maxDbOffset: 0.25, # travel down the from the max. note level by at most this amount to locate the max. peak
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maxDeltaDb: 1.5, # maximum db change between volume samples (changes greater than this will trigger resampling)
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samplesPerDb: 4, # count of samples per dB to resample ranges whose range is less than maxDeltaDb
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minSampleDistUs: 500 # minimum distance between sample points in microseconds
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minSampleDistUs: 50, # minimum distance between sample points in microseconds
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auditionNoteN: 19 # count of notes to play for audition
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},
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key_mapL: [
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63
plot_seq.py
63
plot_seq.py
@ -120,7 +120,8 @@ def form_final_pulse_list( inDir, midi_pitch, analysisArgsD, take_id=None ):
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multValL.append((out_idx,multi_value_count))
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if len(multValL) > 0:
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print("Multi-value pulse locations were found during velocity table formation: ",multValL)
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# print("Multi-value pulse locations were found during velocity table formation: ",multValL)
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pass
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return pulseUsL,pulseDbL
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@ -158,8 +159,18 @@ def merge_close_sample_points( pkDbUsL, minSampleDistanceUs ):
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return pkDbUsL
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def _calc_resample_points( dPkDb, pkUs0, pkUs1, samplePerDb, minSampleDistUs ):
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def calc_resample_ranges( pkDbL, pkUsL, min_pk_idx, max_pk_idx, maxDeltaDb, samplePerDb ):
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dPkUs = pkUs1 - pkUs0
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sampleCnt = max(int(round(abs(dPkDb) * samplePerDb)),samplePerDb)
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dUs = max(int(round(dPkUs/sampleCnt)),minSampleDistUs)
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sampleCnt = int(round(dPkUs/dUs))
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dUs = int(round(dPkUs/sampleCnt))
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usL = [ pkUs0 + dUs*j for j in range(sampleCnt+1)]
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return usL
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def calc_resample_ranges( pkDbL, pkUsL, min_pk_idx, max_pk_idx, maxDeltaDb, samplePerDb, minSampleDistUs ):
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if min_pk_idx == 0:
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print("No silent notes were generated. Decrease the minimum peak level or the hold voltage.")
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@ -180,16 +191,13 @@ def calc_resample_ranges( pkDbL, pkUsL, min_pk_idx, max_pk_idx, maxDeltaDb, samp
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# it is below the previous max peak
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if d > maxDeltaDb or d <= 0 or pkDbL[i] < refPkDb:
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sampleCnt = max(int(round(abs(d) * samplePerDb)),samplePerDb)
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dUs = int(round((pkUsL[i] - pkUsL[i-1])/sampleCnt))
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usL = [ pkUsL[i-1] + dUs*j for j in range(sampleCnt)]
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usL = _calc_resample_points( d, pkUsL[i-1], pkUsL[i], samplePerDb, minSampleDistUs )
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if i + 1 < len(pkDbL):
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if d <= 0 and i + 1 < len(pkDbL):
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d = pkDbL[i+1] - pkDbL[i]
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sampleCnt = max(int(round(abs(d) * samplePerDb)),samplePerDb)
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dUs = int(round((pkUsL[i+1] - pkUsL[i])/sampleCnt))
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usL += [ pkUsL[i] + dUs*j for j in range(sampleCnt)]
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usL += _calc_resample_points( d, pkUsL[i-1], pkUsL[i], samplePerDb, minSampleDistUs )
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if pkDbL[i] > refPkDb:
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refPkDb = pkDbL[i]
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@ -239,10 +247,12 @@ def form_resample_pulse_time_list( inDir, analysisArgsD ):
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min_pk_idx, max_pk_idx = find_min_max_peak_index( pkDbL, analysisArgsD['minAttkDb'], analysisArgsD['maxDbOffset'] )
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# estimate the microsecond locations to resample
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resampleUsSet = calc_resample_ranges( pkDbL, pkUsL, min_pk_idx, max_pk_idx, analysisArgsD['maxDeltaDb'], analysisArgsD['samplesPerDb'] )
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resampleUsSet = calc_resample_ranges( pkDbL, pkUsL, min_pk_idx, max_pk_idx, analysisArgsD['maxDeltaDb'], analysisArgsD['samplesPerDb'], analysisArgsD['minSampleDistUs'] )
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resampleUsL = sorted( list(resampleUsSet) )
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#print(resampleUsL)
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return resampleUsL, pkDbL, pkUsL
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@ -282,8 +292,8 @@ def find_min_max_peak_index( pkDbL, minDb, maxDbOffs ):
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for i in range( max_i, 0, -1 ):
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# if this peak is within maxDbOffs of the loudest then choose this one instead
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if maxDb - yV[i] < maxDbOffs:
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max_i = i
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#if maxDb - yV[i] < maxDbOffs:
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# max_i = i
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# if this peak is less than minDb then the previous note is the min note
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if yV[i] < minDb:
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@ -291,7 +301,10 @@ def find_min_max_peak_index( pkDbL, minDb, maxDbOffs ):
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min_i = i
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assert( min_i < max_i )
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if min_i >= max_i:
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min_i = 0
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max_i = len(pkDbL)-1
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if min_i == 0:
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print("No silent notes were generated. Decrease the minimum peak level or the hold voltage.")
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@ -423,7 +436,7 @@ def td_plot( ax, inDir, midi_pitch, id, analysisArgsD ):
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ax.axvline( x=endMs/1000.0, color="red")
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||||
ax.text(begMs/1000.0, 20.0, str(i) )
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|
||||
return
|
||||
|
||||
# plot peak markers
|
||||
for i,pki in enumerate(r.pkIdxL):
|
||||
marker = 4 if i==min_pk_idx or i==max_pk_idx else 5
|
||||
@ -434,18 +447,19 @@ def td_plot( ax, inDir, midi_pitch, id, analysisArgsD ):
|
||||
ax.plot( [pki / r.rms_srate], [ r.rmsDbV[pki] ], marker=6, color="blue")
|
||||
|
||||
|
||||
|
||||
return r
|
||||
|
||||
def do_td_plot( inDir, analysisArgs ):
|
||||
|
||||
fig,ax = plt.subplots()
|
||||
fig,axL = plt.subplots(2,1)
|
||||
fig.set_size_inches(18.5, 10.5, forward=True)
|
||||
|
||||
|
||||
id = int(inDir.split("/")[-1])
|
||||
midi_pitch = int(inDir.split("/")[-2])
|
||||
|
||||
td_plot(ax,inDir,midi_pitch,id,analysisArgs)
|
||||
r = td_plot(axL[0],inDir,midi_pitch,id,analysisArgs)
|
||||
|
||||
axL[1].plot( r.pkUsL, r.pkDbL, marker='.' )
|
||||
|
||||
plt.show()
|
||||
|
||||
@ -469,14 +483,17 @@ if __name__ == "__main__":
|
||||
|
||||
inDir = sys.argv[1]
|
||||
cfgFn = sys.argv[2]
|
||||
take_id = None if len(sys.argv)<4 else sys.argv[3]
|
||||
|
||||
cfg = parse_yaml_cfg( cfgFn )
|
||||
|
||||
#do_td_plot(inDir,cfg.analysisArgs)
|
||||
if take_id is not None:
|
||||
inDir = os.path.join(inDir,take_id)
|
||||
do_td_plot(inDir,cfg.analysisArgs)
|
||||
else:
|
||||
#do_td_multi_plot(inDir,cfg.analysisArgs)
|
||||
|
||||
#o_td_multi_plot(inDir,cfg.analysisArgs)
|
||||
#plot_spectral_ranges( inDir, [ 24, 36, 48, 60, 72, 84, 96, 104] )
|
||||
|
||||
#plot_spectral_ranges( inDir, [ 24, 36, 48, 60, 72, 84, 96, 104] )
|
||||
|
||||
plot_resample_pulse_times( inDir, cfg.analysisArgs )
|
||||
plot_resample_pulse_times( inDir, cfg.analysisArgs )
|
||||
|
||||
|
||||
@ -148,6 +148,8 @@ def rms_analysis_main( inDir, midi_pitch, rmsWndMs=300, rmsHopMs=30, dbRefWndMs=
|
||||
|
||||
tdRmsDbV, rms0_srate = audio_rms( srate, sigV, rmsWndMs, rmsHopMs, dbRefWndMs )
|
||||
|
||||
tdPkIdxL = locate_peak_indexes( tdRmsDbV, rms0_srate, r['eventTimeL'])
|
||||
|
||||
rmsDbV, rms_srate, binHz = audio_harm_rms( srate, sigV, rmsWndMs, rmsHopMs, dbRefWndMs, midi_pitch, harmCandN, harmN )
|
||||
|
||||
pkIdxL = locate_peak_indexes( rmsDbV, rms_srate, r['eventTimeL'] )
|
||||
@ -155,6 +157,8 @@ def rms_analysis_main( inDir, midi_pitch, rmsWndMs=300, rmsHopMs=30, dbRefWndMs=
|
||||
r = types.SimpleNamespace(**{
|
||||
"audio_srate":srate,
|
||||
"tdRmsDbV": tdRmsDbV,
|
||||
"tdPkIdxL": tdPkIdxL,
|
||||
"tdPkDbL": [ tdRmsDbV[i] for i in tdPkIdxL ],
|
||||
"binHz": binHz,
|
||||
"rmsDbV":rmsDbV,
|
||||
"rms_srate":rms_srate,
|
||||
|
||||
Loading…
Reference in New Issue
Block a user