head_list = ["C", "C#", "D", "D#", "E", "F", "F#", "G", "G#", "A", "A#", "B"]
def trans_f0_seq(feature_pit, transform):
feature_pit = feature_pit * 2 ** (transform / 12)
return round(feature_pit, 1)
def move_key(raw_data, mv_key):
head = raw_data[:-1]
body = int(raw_data[-1])
new_head_index = head_list.index(head) + mv_key
while new_head_index < 0:
body -= 1
new_head_index += 12
while new_head_index > 11:
body += 1
new_head_index -= 12
result_data = head_list[new_head_index] + str(body)
return result_data
def trans_key(raw_data, key):
for i in raw_data:
note_seq_list = i["note_seq"].split(" ")
new_note_seq_list = []
for note_seq in note_seq_list:
if note_seq != "rest":
new_note_seq = move_key(note_seq, key)
new_note_seq_list.append(new_note_seq)
else:
new_note_seq_list.append(note_seq)
i["note_seq"] = " ".join(new_note_seq_list)
f0_seq_list = i["f0_seq"].split(" ")
f0_seq_list = [float(x) for x in f0_seq_list]
new_f0_seq_list = []
for f0_seq in f0_seq_list:
new_f0_seq = trans_f0_seq(f0_seq, key)
new_f0_seq_list.append(str(new_f0_seq))
i["f0_seq"] = " ".join(new_f0_seq_list)
return raw_data
key = -6
f_w = open("raw.txt", "w", encoding='utf-8')
with open("result.txt", "r", encoding='utf-8') as f:
raw_data = f.readlines()
for raw in raw_data:
raw_list = raw.split("|")
new_note_seq_list = []
for note_seq in raw_list[3].split(" "):
if note_seq != "rest":
note_seq = note_seq.split("/")[0] if "/" in note_seq else note_seq
new_note_seq = move_key(note_seq, key)
new_note_seq_list.append(new_note_seq)
else:
new_note_seq_list.append(note_seq)
raw_list[3] = " ".join(new_note_seq_list)
f_w.write("|".join(raw_list))
f_w.close()
