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https://github.com/TriM-Organization/Musicreater.git
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129 lines
3.5 KiB
Python
129 lines
3.5 KiB
Python
"""音创系列的文件读取功能"""
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# 诸葛亮与八卦阵帮忙修改语法 日期：---2022年1月19日
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# 统计：致命（三级）错误：0个；警告（二级）错误：3个；语法（一级）错误：22个
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from nmcsup.log import log
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from nmcsup.const import notes
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# 从格式文本文件读入一个音轨并存入一个列表
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def ReadFile(fn: str): # -> list
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from nmcsup.trans import note2list
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log('打开' + fn + "并读取音符")
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try:
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nat = open(fn, 'r', encoding='UTF-8').read().split(" ")
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del fn
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except FileNotFoundError:
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log("找不到读取目标文件")
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return False
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Notes = []
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log(str(nat) + "已读取")
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for i in range(int(len(nat) / 2)):
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Notes.append([nat[i * 2], float(nat[i * 2 + 1])])
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Notes = note2list(Notes)
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log('音符数据更新' + str(Notes))
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return [Notes, ]
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# 从midi读入多个音轨，返回多个音轨列表
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def ReadMidi(midfile: str): # -> list
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import mido
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from msctspt.threadOpera import NewThread
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Notes = []
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try:
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mid = mido.MidiFile(midfile)
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except FileNotFoundError:
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log("找不到文件或无法读取文件" + midfile)
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return False
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# 解析
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ks = list(notes.values())
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def loadMidi(track1):
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datas = []
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for i in track1:
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if i.is_meta:
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log('元信息' + str(i))
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pass # 不处理元信息
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elif 'note_on' in str(i):
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msg = str(i).replace("note=", '').replace("time=", '').split(" ")
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log('音符on消息，处理后：' + str(msg))
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if msg[4] == '0':
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datas.append([ks[int(msg[2]) - 20][0], 1.0])
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log('延续时间0tick--：添加音符' + str([ks[int(msg[2]) - 20][0], 1.0]))
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else:
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datas.append([ks[int(msg[2]) - 20][0], float(msg[4]) / 480])
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log('延续时间' + msg[4] + 'tick--：添加音符' + str([ks[int(msg[2]) - 20][0], float(msg[4]) / 480]))
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del msg
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log('音符增加' + str(datas))
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return datas
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for j, track in enumerate(mid.tracks):
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th = NewThread(loadMidi, (track,))
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th.start()
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Notes.append(th.getResult())
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del ks
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return Notes
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def ReadOldProject(fn: str): # -> list
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import json
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from nmcsup.trans import note2list
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log("读取文件：" + fn)
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try:
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with open(fn, 'r', encoding='UTF-8') as c:
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dataset = json.load(c)
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except FileNotFoundError:
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print('找不到文件：' + fn + "，请查看您是否输入正确")
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log("丢失" + fn)
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return False
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for i in range(len(dataset['musics'])):
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dataset['musics'][i]['notes'] = note2list(dataset['musics'][i]['notes'])
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# 返回 音轨列表 选择器
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return dataset
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if __name__ == '__main__':
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# a = midi_conversion("L:\\0WorldMusicCreater-MFMS new edition\\框架\\v0.3.2\\Musicreater\\测试用\\同道殊途标准.mid")
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# midi_conversion("L:\\0WorldMusicCreater-MFMS new edition\\框架\\v0.3.2\\Musicreater\\测试用\\"
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# "Illusionary_Daytime_--------幻昼.mid")
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# a = midi_conversion(r"C:\Users\lc\Documents\MuseScore3\乐谱\架子鼓.mid")
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from bgArrayLib.reader import midi_conversion
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a = midi_conversion(r"C:\Users\lc\Documents\MuseScore3\乐谱\stay2.mid")
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# print(a)
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