mirror of
https://github.com/TriM-Organization/Musicreater.git
synced 2024-09-21 05:32:42 +00:00
169 lines
7.7 KiB
Python
169 lines
7.7 KiB
Python
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# -*- coding:utf-8 -*-
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import mido
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import os
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import json
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import uuid
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import zipfile
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import shutil
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import zipfile
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def makeZip(sourceDir, outFilename, compression=8, exceptFile=None):
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"""使用compression指定的算法打包目录为zip文件\n
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默认算法为DEFLATED(8),可用算法如下：\n
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STORED = 0\n
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DEFLATED = 8\n
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BZIP2 = 12\n
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LZMA = 14\n
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"""
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zipf = zipfile.ZipFile(outFilename, 'w', compression)
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pre_len = len(os.path.dirname(sourceDir))
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for parent, dirnames, filenames in os.walk(sourceDir):
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for filename in filenames:
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if filename == exceptFile:
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continue
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pathfile = os.path.join(parent, filename)
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arcname = pathfile[pre_len:].strip(os.path.sep) # 相对路径
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zipf.write(pathfile, arcname)
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zipf.close()
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class midiConvert:
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def __init__(self, midiFile: str, outputPath: str):
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'''简单的midi转换类，将midi文件转换为我的世界结构或者包'''
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self.midiFile = midiFile
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'''midi文件路径'''
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self.midi = mido.MidiFile(self.midiFile)
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'''MidiFile对象'''
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self.outputPath = outputPath
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'''输出路径'''
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# 将self.midiFile的文件名，不含路径且不含后缀存入self.midiFileName
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self.midFileName = os.path.splitext(os.path.basename(self.midiFile))[0]
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'''文件名，不含路径且不含后缀'''
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def __Inst2SoundID(self,instrumentID, default='note.harp'):
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'''返回midi的乐器ID对应的我的世界乐器名
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:param instrumentID: midi的乐器ID
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:param default: 如果instrumentID不在范围内，返回的默认我的世界乐器名称
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:return: 我的世界乐器名 str'''
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if instrumentID == 105:
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return 'note.banjo'
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if instrumentID in range(32, 40):
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return 'note.bass'
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if instrumentID in range(115, 119):
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return 'note.basedrum'
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if instrumentID == 9 or instrumentID == 14:
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return 'note.bell'
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if instrumentID == 80 or instrumentID == 81:
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return 'note.bit'
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if instrumentID == 112:
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return 'note.cow_bell'
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if instrumentID == -1:
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return 'note.didgeridoo' # 这是什么？我看不懂，但我大受震撼
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if instrumentID in range(72, 80):
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return 'note.flute'
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if instrumentID in range(24, 32):
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return 'note.guitar'
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if instrumentID == -2:
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return 'note.hat'
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if instrumentID == 14:
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return 'note.chime'
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if instrumentID == 8 or instrumentID == 11:
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return 'iron_xylophone'
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if instrumentID == 2:
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return 'note.pling'
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if instrumentID == 114:
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return 'note.snare'
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if instrumentID == 13:
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return 'note.xylophone'
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return default
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def _toCmdList_m1(self,scoreboardname : str = 'mscplay',volume:float = 1.0, speed:float = 1.0) -> list:
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'''使用Dislink Sforza的转换算法，将midi转换为我的世界命令列表
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:param scoreboardname: 我的世界的计分板名称
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:param volume: 音量，注意：这里的音量范围为(0,1]，如果超出将被处理为正确值，其原理为在距离玩家 (1 / volume -1) 的地方播放音频
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:param speed: 速度，注意：这里的速度指的是播放倍率，其原理为在播放音频的时候，每个音符的播放时间除以 speed
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:return: 我的世界命令列表'''
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tracks = []
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if volume > 1:
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volume = 1
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if volume <= 0:
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volume = 0.001
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for i, track in enumerate(self.midi.tracks):
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ticks=0
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commands=0
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instrumentID=0
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singleTrack = []
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for msg in track:
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if msg.is_meta:
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if msg.type == 'set_tempo':
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tempo=msg.tempo
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if msg.type == 'program_change':
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instrumentID=msg.program
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else:
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ticks+=msg.time
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if msg.type == 'note_on' and msg.velocity != 0:
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singleTrack.append('execute @a[scores={'+scoreboardname+'='+str(round((ticks*tempo)/((self.midi.ticks_per_beat*float(speed))*50000)))+'}'+f'] ~~~ playsound {self.__Inst2SoundID(instrumentID)} @s ~~{1/volume-1}~ {msg.velocity*(0.7 if msg.channel == 0 else 0.9)} {2**((msg.note-66)/12)}')
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commands+=1
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tracks.append(singleTrack)
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return tracks
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def tomcpack(self,method:int = 1,scoreboardname : str = 'mscplay',volume:float = 1.0, speed:float = 1.0) -> bool:
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'''使用method指定的转换算法，将midi转换为我的世界mcpack格式的包
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:param method: 转换算法
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:param scoreboardname: 我的世界的计分板名称
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:param volume: 音量，注意：这里的音量范围为(0,1]，其原理为在距离玩家 (1 / volume -1) 的地方播放音频
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:param speed: 速度，注意：这里的速度指的是播放倍率，其原理为在播放音频的时候，每个音符的播放时间除以 speed
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:return 成功与否，成功返回(True,True)，失败返回(False,str失败原因)'''
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if method == 1:
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cmdlist = self._toCmdList_m1(scoreboardname,volume,speed)
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else:
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return (False,f'无法找到算法ID{method}对应的转换算法')
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# 当文件f夹{self.outputPath}/temp/functions存在时清空其下所有项目，若其不存在则创建
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if os.path.exists(f'{self.outputPath}/temp/functions/'):
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shutil.rmtree(f'{self.outputPath}/temp/functions/')
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os.makedirs(f'{self.outputPath}/temp/functions/mscplay')
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# 写入manifest.json
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if not os.path.exists(f'{self.outputPath}/temp/manifest.json'):
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with open(f"{self.outputPath}/temp/manifest.json", "w") as f:
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f.write("{\n \"format_version\": 1,\n \"header\": {\n \"description\": \"" + self.midFileName + " Pack : behavior pack\",\n \"version\": [ 0, 0, 1 ],\n \"name\": \"" + self.midFileName + "Pack\",\n \"uuid\": \"" + str(uuid.uuid4()) + "\"\n },\n \"modules\": [\n {\n \"description\": \"" + f"the Player of the Music {self.midFileName}" + "\",\n \"type\": \"data\",\n \"version\": [ 0, 0, 1 ],\n \"uuid\": \"" + str(uuid.uuid4()) + "\"\n }\n ]\n}")
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else:
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with open(f'{self.outputPath}/temp/manifest.json', 'r') as manifest:
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data=json.loads(manifest.read())
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data['header']['description']=f"the Player of the Music {self.midFileName}"
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data['header']['name']=self.midFileName
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data['header']['uuid']=str(uuid.uuid4())
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data['modules'][0]['description']='None'
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data['modules'][0]['uuid']=str(uuid.uuid4())
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manifest.close()
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open(f'{self.outputPath}/temp/manifest.json','w').write(json.dumps(data))
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# 将命令列表写入文件
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indexfile = open(f'{self.outputPath}/temp/functions/index.mcfunction', 'w', encoding='utf-8')
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for track in cmdlist:
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indexfile.write('function mscplay/track'+str(cmdlist.index(track)+1)+'\n')
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with open(f'{self.outputPath}/temp/functions/mscplay/track{cmdlist.index(track)+1}.mcfunction','w',encoding='utf-8') as f:
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f.write('\n'.join(track))
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indexfile.write('scoreboard players add @a[scores={'+scoreboardname+'=1..}] '+scoreboardname+' 1\n')
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indexfile.close()
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makeZip(f'{self.outputPath}/temp/',self.outputPath+f'/{self.midFileName}.mcpack')
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shutil.rmtree(f'{self.outputPath}/temp/')
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