scriabin/csv_to_score.py : Now interleaves scriabin excerpts.
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kevin
parent
2e700eb1ba
commit
bec23f191f
@ -8,9 +8,15 @@ def parse_score( score_fn ):
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for r in rdr:
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d = dict(r)
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d['src'] = "gutim"
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d['loc'] = int(d['loc']) if d['loc'] else None
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d['oloc'] = int(d['oloc']) if d['oloc'] else None
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d['src'] = "gutim"
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d['loc'] = int(d['loc']) if d['loc'] else None
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d['oloc'] = int(d['oloc']) if d['oloc'] else None
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d['status'] = int(d['status']) if d['status'] else None
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d['d0'] = int(d['d0']) if d['d0'] else None
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d['d1'] = int(d['d1']) if d['d1'] else None
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d['sec'] = float(d['sec'])
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d['opcode'] = d['opcode'].strip()
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scoreL.append(d)
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@ -36,7 +42,7 @@ def invert_velocity( d1 ):
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def parse_scriabin( ifn ):
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ped_off = { 'dtick':0, 'sec':0, 'type':'ped', 'd0':64, 'd1':0, 'sci_pitch':None }
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ped_off = { 'dtick':0, 'sec':0, 'type':'ped', 'd0':64, 'd1':0, 'sci_pitch':None, 'UID':None }
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noteL = []
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@ -56,7 +62,8 @@ def parse_scriabin( ifn ):
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'type': type_label,
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'd0': int(r['D0']),
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'd1': invert_velocity(int(r['D1'])) if type_label=='non' else int(r['D1']) ,
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'sci_pitch': r['sci_pitch'].strip() if 'sci_pitch' in r else None
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'sci_pitch': r['sci_pitch'].strip() if 'sci_pitch' in r else None,
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'UID': int(r['UID'])
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}
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noteL.append(x)
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@ -123,6 +130,182 @@ def insert_scriabin( scoreL, noteL, src_label, insert_loc, insert_after_fl, delt
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return outL
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def interleave_scriabin( scoreL, noteL, src_label, beg_score_loc, cut_score_loc, end_scriabin_uid ):
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# beg_score_loc: the 'loc' where the inserted scriabin begins
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# cut_score_loc: the 'loc' where the inserted scriabin ends
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# end_scriabin_uid: the 'uid' which syncronizes to the 'cut_score_loc'.
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#
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# BSL CSL
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# --------------+ +------------------------------
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# | | |
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# --------------+ +------------------------------
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# | |
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# +-------------------------+
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# | | |
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# +-------------------------+
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# ESU
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def scribian_esu_secs( noteL, end_scriabin_uid ):
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if end_scriabin_uid is None:
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return noteL[-1]['sec']
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for d in noteL:
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if d['UID'] == end_scriabin_uid:
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return d['sec']
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assert(0)
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def score_bsl_secs( scoreL, beg_score_loc ):
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for d in scoreL:
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if d['loc'] == beg_score_loc:
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return d['sec']
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assert(0)
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def cut_score_loc_index( scoreL, cut_score_loc ):
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for i,d in enumerate(scoreL):
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if d['loc'] == beg_score_loc:
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return i
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assert(0)
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def assign_event_id( scoreL ):
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# Set a matching 'eid' for each note-on/off
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# and each pedal-dn/up event.
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def _is_note_on(d):
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return d['status'] == 144 and d['d1'] is not None and d['d1']>0
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def _is_note_off(d):
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return d['status'] == 144 and d['d1'] is not None and d['d1']==0
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def _is_pedal_dn(d):
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return d['opcode'] == 'ped' and d['d1'] >= 64
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def _is_pedal_up(d):
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return d['opcode'] == 'ped' and d['d1'] < 64
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def _set_end_evt_eid(scoreL,i,d,evt_id,func):
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for n in scoreL[i:]:
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if func(n) and n['d0'] == d['d0']:
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n['eid'] = evt_id
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return
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assert(0)
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evt_id = 0
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for i,d in enumerate(scoreL):
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if _is_note_on(d):
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_set_end_evt_eid(scoreL,i,d,evt_id,_is_note_off)
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elif _is_pedal_dn(d):
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_set_end_evt_eid(scoreL,i,d,evt_id,_is_pedal_up)
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if 'eid' not in d:
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d['eid'] = evt_id;
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evt_id += 1
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def offset_scriabin( noteL, offset_sec ):
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for d in noteL:
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d['sec'] += offset_sec
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def offset_score_after_cut( scoreL, csl_index, secs ):
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csl_eid = scoreL[csl_index]['eid']
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# offset all events that start on or after csl_index
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# (this will not shift note-off's/pedal-ups that
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# are associated with note-on/pedal-dn's which occur
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# before 'csl_index'.
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sec0 = None
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for d in scoreL[csl_index:]:
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if sec0 is not None:
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dsec = d['sec'] - sec0
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secs += dsec
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sec0 = d['sec']
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if d['eid'] >= csl_eid:
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d['sec'] = secs
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def scriabin_to_score( scoreL, noteL, src_label ):
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status_map = { 'non':144, 'nof':144, 'ped':176, 'ctl':176 }
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type_map = { 'non':'non', 'nof':'nof', 'ped':'ctl', 'ctl':'ctl' }
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for n in noteL:
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d = {}
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d['meas'] = None
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d['loc'] = None
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d['oloc'] = None
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d['sec'] = float(n['sec'])
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d['opcode'] = type_map[ n['type'].strip() ]
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d['status'] = status_map[n['type'].strip()]
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d['d0'] = n['d0']
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d['d1'] = n['d1']
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d['tick'] = n['dtick']
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d['sci_pitch'] = n['sci_pitch']
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d['src'] = src_label
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scoreL.append(d)
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return sorted(scoreL,key=lambda x:x['sec'])
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def score_to_csv_debug(scoreL):
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fieldnames = list(scoreL[0].keys())
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with open("foo.csv","w") as f:
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wtr = csv.DictWriter(f,fieldnames)
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wtr.writeheader()
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for r in scoreL:
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wtr.writerow(r)
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def remove_eid_field(scoreL):
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for i,d in enumerate(scoreL):
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if 'eid' in d:
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del d['eid']
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scoreL[i] = d
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# Offset in seconds to be applied to the scriabin to
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# sync it's start with 'beg_score_loc'
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bsl_secs = score_bsl_secs( scoreL, beg_score_loc )
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# Score index of the first score note to play
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# at the end of the scriabin sequence
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csl_index = cut_score_loc_index( scoreL, cut_score_loc )
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# Assign matching note-on/off events the same evt-id
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assign_event_id(scoreL)
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#score_to_csv_debug(scoreL)
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# Shift scriabin to start at the beg_score_loc
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offset_scriabin(noteL,bsl_secs)
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# Start location in seconds of the second part of the score.
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esu_secs = scribian_esu_secs( noteL, end_scriabin_uid )
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# Shift the second part of score to begin at 'esu_secs'
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# (while not shifting the end events (note-off/ped-up)
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# for events which started before the cut)
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offset_score_after_cut( scoreL, csl_index, esu_secs )
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scoreL = scriabin_to_score( scoreL, noteL, src_label )
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remove_eid_field( scoreL )
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return scoreL
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def write_meta_cfg( o_cfg_fn, name, beg_loc, end_loc ):
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cfg = { "player_name": name,
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@ -250,32 +433,25 @@ def gen_reference( scoreL, out_dir, out_fn ):
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r0 = r
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def insert_pedal( scoreL, locL ):
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def insert_pedal( scoreL, beg_oloc, end_oloc ):
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def _ped_msg( secs, d1 ):
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return { "opcode":"ctl","loc":None,"oloc":None,"sec":secs,"status":176,"d0":64,"d1":d1,"src":"ped" }
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for dn_loc,up_loc in locL:
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assert( dn_loc < up_loc )
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state = 'dn'
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for d in scoreL:
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if state=='dn' and d['oloc'] == beg_oloc:
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outL.append( _ped_msg( d['sec'], 64 ) )
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state = 'up'
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if state =='up' and d['oloc'] == end_oloc:
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outL.append( _ped_msg( d['sec'], 0 ))
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stae = None
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break
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outL = []
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for i,r in enumerate(scoreL):
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if r['oloc'] == dn_loc:
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outL.append(_ped_msg(r["secs"],64))
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if r['oloc'] == up_loc:
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outL.append(_ped_msg(r["secs"],0))
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return sorted(scoreL, key=lambda x:x['sec'])
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outL.append(r)
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@ -396,6 +572,19 @@ if __name__ == "__main__":
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{ "src":"65_3", "ifn":"scriabin_etude_op65_3_molta_vivace.csv", "insert_loc": 13953, "after_fl":True, "ofn":"scriabin_65_3", "beg_loc":6780, "end_loc":6781, "delta_sec":0.0 },
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]
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# beg_score_loc: score location which syncs w/ scriabin start
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# cut_score_loc: location where score starts again
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# end_scriabin_uid: uid of scriabin which syncs to 'cut_score_loc'.
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fileL = [
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# *
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{ "src":"74_1", "ifn":"scriabin_prelude_op74_1.csv", "beg_score_loc":1229, "cut_score_loc":1231, "end_scriabin_uid":740, "ofn":"scriabin_op74_1" },
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# *
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{ "src":"74_2", "ifn":"scriabin_prelude_op74_2.csv", "beg_score_loc": 1867, "cut_score_loc":1870, "end_scriabin_uid":628, "ofn":"scriabin_op74_2" },
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]
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scoreL = parse_score(score_fn)
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@ -408,8 +597,11 @@ if __name__ == "__main__":
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noteL = parse_scriabin(f['ifn'])
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scoreL = insert_scriabin(scoreL, noteL, f['src'], f['insert_loc'], f['after_fl'], f['delta_sec'] )
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if 'beg_score_loc' in f:
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scoreL = interleave_scriabin( scoreL, noteL, f['src'], f['beg_score_loc'],f['cut_score_loc'], f['end_scriabin_uid'] )
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else:
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scoreL = insert_scriabin( scoreL, noteL, f['src'], f['insert_loc'], f['after_fl'], f['delta_sec'] )
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assign_loc(scoreL)
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