def load(filename: str) -> panscore.Score:
"""
打开nn文件，返回panscore.Score对象
"""
with open(filename, "r", encoding="utf8") as file:
line = file.readline().split(" ")
tempo = float(line[0])
beats = (int(line[1]), int(line[2]))
file.readline()
note = []
for i in file.readlines():
line = i.strip(" \n").split(" ")
hanzi = line[0]
pinyin = line[1]
start = int(line[2]) * 60
length = int(line[3]) * 60
notenum = 83 - int(line[4])
note += [
panscore.Note(start=start,
length=length,
notenum=notenum,
lyric=pinyin)
]
#TODO:支持选择汉字还是拼音
return panscore.Score(track=[panscore.Track(note=note)])
pass
def load(filename: str) -> panscore.Score:
#打开文件，返回panscore.Score对象
mf = mido.MidiFile(filename)
tracks = []
for mtr in mf.tracks:
notes = []
tick = 0
lyric = panscore.defaultlyric
note: Dict[int, Tuple[str, int]] = {} #{音高:(歌词,开始时间)}
for signal in mtr:
tick += signal.time
if (signal.type == "note_on"): #音符开始事件
#将新音符注册到键位-音符字典中
note[signal.note] = (lyric, tick)
elif (signal.type == "note_off"):
#从键位-音符字典中找到音符，并弹出
if (signal.note in note): #音符结束事件
n = note.pop(signal.note)
notes.append(
panscore.Note(
start=int(n[1] * 480 / mf.ticks_per_beat),
length=int(
(tick - n[1]) * 480 / mf.ticks_per_beat),
notenum=signal.note,
lyric=n[0]))
lyric = panscore.defaultlyric
elif (signal.type == "lyrics"): #歌词事件
lyric = signal.text
tracks.append(panscore.Track(name=mtr.name, note=notes))
return panscore.Score(track=tracks)
def load(filename: str) -> panscore.Score:
#打开文件，返回panscore.Score对象
#由于编码不确定，先用二进制打开文件
with open(filename, 'rb') as f:
file = f.read()
#读取编码
if (b"Charset=UTF-8" in file):
encoding = "utf-8"
else:
encoding = "shift-JIS"
#分块
blocks = []
block = []
for line in file.split(b"\n"):
line = line.strip(b"\r")
#逐行解码
try:
linestr = str(line, encoding=encoding)
except UnicodeDecodeError:
#如果某行编码与其他行不同，则尝试用各种编码解析
for i in ["gbk", "utf-8", "shift-JIS"]:
try:
linestr = str(line, encoding=i)
break
except UnicodeDecodeError:
pass
else:
linestr = ""
if (linestr.startswith("[")):
blocks.append(block)
block = []
block.append(linestr)
#读文件头
"""
fileproperties={}
for line in blocks[2]:
if("=" in line):
[key,value]=line.split("=")
if(value!=""):
fileproperties[key]=ustvaluetyper(key,value)
tempo=fileproperties.pop("Tempo",120.0)
"""
#读音符
notes = []
time = 0
for block in blocks[3:]:
noteproperties = {}
length = 0
notenum = 60
lyric = "R"
for line in block:
if ("=" in line):
[key, value] = line.split("=")
if (key == "Length"):
length = int(value)
elif (key == "NoteNum"):
notenum = int(value)
elif (key == "Lyric"):
lyric = value.strip(" \n")
if (not (lyric in {"R", "r"})):
notes.append(
panscore.Note(start=time,
length=length,
notenum=notenum,
lyric=lyric))
time += length
return panscore.Score(track=[panscore.Track(note=notes)])
#TODO
pass
def load(filename: str) -> panscore.Score:
#打开文件，返回panscore.Score对象
with open(filename, "rb") as file:
#文件头
file.read(48)
#读曲速标记
tempo = []
for i in range(0, skreadint(file)):
tempo += [(skreadint(file), skreadint(file) / 100)]
file.read(4)
#读节拍标记
beats = []
for i in range(0, skreadint(file)):
beats += [(skreadint(file), skreadint(file), skreadint(file))]
tracks = []
for i in range(0, skreadint(file)): #读音轨
notes = []
tracktype = skreadint(file) #合成音轨0，伴奏1
if (tracktype == 0): #合成音轨
trackname = skreadstr(file)
mute = (file.read(1) == b'\x01')
solo = (file.read(1) == b'\x01')
volume = skreadint(file)
file.read(4) #左右声道平衡
file.read(4) #区段占用空间
for i in range(0, skreadint(file)): #读区段
segstart = skreadint(file)
seglength = skreadint(file)
segname = skreadstr(file)
singer = skreadstr(file)
file.read(4) #音符占用空间
for i in range(0, skreadint(file)): #读音符
start = skreadint(file)
length = skreadint(file)
notenum = 115 - skreadint(file)
skreadint(file) #颤音长度
pinyin = skreadstr(file)
hanzi = skreadstr(file)
file.read(1)
skreadbytes(file) #数据块1,包含颤音幅度线和颤音速度线
skreadbytes(file) #未知数据块2
file.read(18) #音素
skreadint(file) #弯曲深度
skreadint(file) #弯曲长度
skreadint(file) #尾部滑音长度
skreadint(file) #头部滑音长度
skreadint(file) #音阶
skreadstr(file) #交叉拼音
skreadint(file) #交叉音阶
notes.append(
panscore.Note(start=start + segstart,
length=length,
notenum=notenum,
lyric=pinyin))
#TODO:支持选择汉字还是拼音
#以下是区段参数
skreadbytes(file) #音量Volume，取值范围[0,256]
skreadbytes(file) #音调Pitch，以音分为单位，转换成midi标准的100倍，0表示按默认音调
skreadbytes(file)
skreadbytes(file) #气声Breathness，取值范围[0,256]
skreadbytes(file) #声线（性别）Gender，取值范围[0,256]
skreadbytes(file)
skreadbytes(file)
tracks.append(panscore.Track(name=trackname, note=notes))
#TODO
#TODO
return panscore.Score(track=tracks)
pass
def parsetrack(trackobject)->panscore.Track:
#解析音轨对象
return panscore.Track(name=trackobject.Name,
note=[parsenote(i) for i in trackobject.NoteList.GetEnumerator()])