mirror of
https://github.com/TriM-Organization/Musicreater.git
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okk准备睡觉
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EillesWan
parent
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commit
3921190832
@ -27,7 +27,7 @@
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**此分支为音·创的包版本，即便于其他软件使用的可被import版本**
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### **看这看这！看这看这！看这看这！教程：[教程链接](https://gitee.com/EillesWan/Musicreater/blob/pkgver/docs/%E4%BD%BF%E7%94%A8%E6%95%99%E7%A8%8B.md)**
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### **看这看这！看这看这！看这看这！教程：[教程链接](https://gitee.com/EillesWan/Musicreater/blob/pkgver/docs/%E5%8A%9F%E8%83%BD%E4%BD%BF%E7%94%A8%E8%AF%B4%E6%98%8E.md)**
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## 软件作者✒
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@ -58,6 +58,7 @@
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1. QQ 2647547478
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2. 电邮 EillesWan2006@163.com W-YI_DoctorYI@outlook.com EillesWan@outlook.com
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3. 微信 WYI_DoctorYI
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4. Telegram [@EillesWan](https://t.me/EillesWan)
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### 作者\<*诸葛亮与八卦阵*\>(bgArray)联系方式
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@ -28,6 +28,8 @@ Musicreater pkgver(Package Version 音·创 库版) is a free open source librar
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Welcome to join our QQ group: [861684859](https://jq.qq.com/?_wv=1027&k=hpeRxrYr)
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### **SEEEEEEEEE Tutorials [HERE](https://gitee.com/EillesWan/Musicreater/blob/pkgver/docs/Use%20of%20Funtions.md)**
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### Authors✒
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Eilles (金羿)：A high school student, individual developer, unfamous BilibiliUPer, which knows a little about commands in *Minecraft: Bedrock Edition*
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@ -86,3 +86,166 @@ def _toCmdList_m1(
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tracks.append(singleTrack)
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return [tracks, commands, maxscore]
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# ============================
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import mido
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def delete_extra_zero(n: float) -> int or float:
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"""
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删除多余的0
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————————————————
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版权声明：本文为CSDN博主「XerCis」的原创文章，遵循CC 4.0 BY-SA版权协议，转载请附上原文出处链接及本声明。
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原文链接：https://blog.csdn.net/lly1122334/article/details/108770141
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删除小数点后多余的0
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:param n: input
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:return: output
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"""
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n = '{:g}'.format(n)
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n = float(n) if '.' in n else int(n) # 含小数点转float否则int
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return n
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def bpm_by_MetaMessage_Set_tempo(tmp: int) -> int or float:
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"""
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midi文件tempo事件bpm算法。
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A function that's used to compute the bpm of a midiFile,
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which algorithm is made up of midiFile's tempo meta message.
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:param tmp:输入mid的metaMessage中速度tempo值
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input the tempo value which is in the tempo meta message.
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:return:bpm
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This algorithm is made by ©bgArray.
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算法版权归©诸葛亮与八卦阵所有。
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"""
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second = tmp / 1000000
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bpm = delete_extra_zero(60 / second)
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# debug.dp(bpm)
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return bpm
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class NoteMessage:
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def __init__(self, channel, pitch, velocity, startT, lastT, midi, now_bpm, change_bpm=None):
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self.channel = channel
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self.note = pitch
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self.velocity = velocity
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self.startTime = startT
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self.lastTime = lastT
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self.tempo = now_bpm # 这里要程序实现获取bpm可以参考我的程序
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def mt2gt(mt, tpb_a, bpm_a):
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return mt / tpb_a / bpm_a * 60
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self.startTrueTime = mt2gt(self.startTime, midi.ticks_per_beat, self.tempo) # / 20
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# delete_extra_zero(round_up())
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if change_bpm is not None:
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self.lastTrueTime = mt2gt(self.lastTime, midi.ticks_per_beat, change_bpm) # / 20
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else:
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self.lastTrueTime = mt2gt(self.lastTime, midi.ticks_per_beat, self.tempo) # / 20
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# delete_extra_zero(round_up())
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print((self.startTime * self.tempo) / (midi.ticks_per_beat * 50000))
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def __str__(self):
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return "noteMessage channel=" + str(self.channel) + " note=" + str(self.note) + " velocity=" + \
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str(self.velocity) + " startTime=" + str(self.startTime) + " lastTime=" + str(self.lastTime) + \
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" startTrueTime=" + str(self.startTrueTime) + " lastTrueTime=" + str(self.lastTrueTime)
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def load(mid: mido.MidiFile):
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type_ = [False, False, False] # note_off / note_on+0 / mixed
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is_tempo = False
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# 预检
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for i, track in enumerate(mid.tracks):
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for msg in track:
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# print(msg)
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if msg.is_meta is not True:
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if msg.type == 'note_on' and msg.velocity == 0:
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type_[1] = True
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elif msg.type == "note_off":
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type_[0] = True
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if msg.is_meta is True and msg.type == "set_tempo":
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is_tempo = True
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if is_tempo is not True:
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raise Exception("这个mid没有可供计算时间的tempo事件")
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if type_[0] is True and type_[1] is True:
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type_[2] = True
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type_[1] = False
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type_[0] = False
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print(type_)
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bpm = 0
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recent_change_bpm = 0
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is_change_bpm = False
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# 实检
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for i, track in enumerate(mid.tracks):
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noteOn = []
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trackS = []
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ticks = 0
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for msg in track:
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print(msg)
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ticks += msg.time
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print(ticks)
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if msg.is_meta is True and msg.type == "set_tempo":
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recent_change_bpm = bpm
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bpm = bpm_by_MetaMessage_Set_tempo(msg.tempo)
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is_change_bpm = True
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# print((ticks * 92) / (mid.ticks_per_beat * 50000))
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# MC_tick = delete_extra_zero(round_up(
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# (ticks * 92) / (mid.ticks_per_beat * 50000)
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# ))
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# print(MC_tick)
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# print(ticks / mid.ticks_per_beat / 92 * 60)
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if msg.type == 'note_on' and msg.velocity != 0:
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noteOn.append([msg, msg.note, ticks])
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if type_[1] is True:
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if msg.type == 'note_on' and msg.velocity == 0:
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for u in noteOn:
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index = 0
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if u[1] == msg.note:
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lastMessage = u[0]
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lastTick = u[2]
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break
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index += 1
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print(lastTick)
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if is_change_bpm and recent_change_bpm != 0:
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trackS.append(NoteMessage(msg.channel, msg.note, lastMessage.velocity, lastTick, ticks - lastTick,
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mid, recent_change_bpm, bpm))
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is_change_bpm = False
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else:
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trackS.append(
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NoteMessage(msg.channel, msg.note, lastMessage.velocity, lastTick, ticks - lastTick,
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mid, bpm))
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# print(noteOn)
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# print(index)
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try:
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noteOn.pop(index)
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except IndexError:
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noteOn.pop(index - 1)
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print(trackS)
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for j in trackS:
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print(j)
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if __name__ == '__main__':
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load(mido.MidiFile("test.mid"))
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144
noteTmain.py
144
noteTmain.py
@ -1,144 +0,0 @@
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import mido
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def delete_extra_zero(n: float) -> int or float:
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"""
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删除多余的0
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————————————————
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版权声明：本文为CSDN博主「XerCis」的原创文章，遵循CC 4.0 BY-SA版权协议，转载请附上原文出处链接及本声明。
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原文链接：https://blog.csdn.net/lly1122334/article/details/108770141
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删除小数点后多余的0
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:param n: input
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:return: output
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"""
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n = '{:g}'.format(n)
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n = float(n) if '.' in n else int(n) # 含小数点转float否则int
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return n
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def bpm_by_MetaMessage_Set_tempo(tmp: int) -> int or float:
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"""
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midi文件tempo事件bpm算法。
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A function that's used to compute the bpm of a midiFile,
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which algorithm is made up of midiFile's tempo meta message.
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:param tmp:输入mid的metaMessage中速度tempo值
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input the tempo value which is in the tempo meta message.
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:return:bpm
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This algorithm is made by ©bgArray.
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算法版权归©诸葛亮与八卦阵所有。
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"""
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second = tmp / 1000000
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bpm = delete_extra_zero(60 / second)
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# debug.dp(bpm)
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return bpm
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class NoteMessage:
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def __init__(self, channel, pitch, velocity, startT, lastT, midi, now_bpm, change_bpm=None):
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self.channel = channel
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self.note = pitch
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self.velocity = velocity
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self.startTime = startT
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self.lastTime = lastT
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self.tempo = now_bpm # 这里要程序实现获取bpm可以参考我的程序
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def mt2gt(mt, tpb_a, bpm_a):
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return mt / tpb_a / bpm_a * 60
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self.startTrueTime = mt2gt(self.startTime, midi.ticks_per_beat, self.tempo) # / 20
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# delete_extra_zero(round_up())
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if change_bpm is not None:
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self.lastTrueTime = mt2gt(self.lastTime, midi.ticks_per_beat, change_bpm) # / 20
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else:
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self.lastTrueTime = mt2gt(self.lastTime, midi.ticks_per_beat, self.tempo) # / 20
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# delete_extra_zero(round_up())
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print((self.startTime * self.tempo) / (midi.ticks_per_beat * 50000))
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def __str__(self):
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return "noteMessage channel=" + str(self.channel) + " note=" + str(self.note) + " velocity=" + \
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str(self.velocity) + " startTime=" + str(self.startTime) + " lastTime=" + str(self.lastTime) + \
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" startTrueTime=" + str(self.startTrueTime) + " lastTrueTime=" + str(self.lastTrueTime)
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def load(mid: mido.MidiFile):
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type_ = [False, False, False] # note_off / note_on+0 / mixed
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is_tempo = False
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# 预检
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for i, track in enumerate(mid.tracks):
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for msg in track:
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# print(msg)
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if msg.is_meta is not True:
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if msg.type == 'note_on' and msg.velocity == 0:
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type_[1] = True
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elif msg.type == "note_off":
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type_[0] = True
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if msg.is_meta is True and msg.type == "set_tempo":
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is_tempo = True
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if is_tempo is not True:
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raise Exception("这个mid没有可供计算时间的tempo事件")
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if type_[0] is True and type_[1] is True:
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type_[2] = True
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type_[1] = False
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type_[0] = False
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print(type_)
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bpm = 0
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recent_change_bpm = 0
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is_change_bpm = False
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# 实检
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for i, track in enumerate(mid.tracks):
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noteOn = []
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trackS = []
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ticks = 0
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for msg in track:
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print(msg)
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ticks += msg.time
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print(ticks)
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if msg.is_meta is True and msg.type == "set_tempo":
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recent_change_bpm = bpm
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bpm = bpm_by_MetaMessage_Set_tempo(msg.tempo)
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is_change_bpm = True
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# print((ticks * 92) / (mid.ticks_per_beat * 50000))
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# MC_tick = delete_extra_zero(round_up(
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# (ticks * 92) / (mid.ticks_per_beat * 50000)
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# ))
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# print(MC_tick)
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# print(ticks / mid.ticks_per_beat / 92 * 60)
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if msg.type == 'note_on' and msg.velocity != 0:
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noteOn.append([msg, msg.note, ticks])
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if type_[1] is True:
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if msg.type == 'note_on' and msg.velocity == 0:
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for u in noteOn:
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index = 0
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if u[1] == msg.note:
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lastMessage = u[0]
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lastTick = u[2]
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break
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index += 1
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print(lastTick)
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if is_change_bpm and recent_change_bpm != 0:
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trackS.append(NoteMessage(msg.channel, msg.note, lastMessage.velocity, lastTick, ticks - lastTick,
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mid, recent_change_bpm, bpm))
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is_change_bpm = False
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else:
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trackS.append(
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NoteMessage(msg.channel, msg.note, lastMessage.velocity, lastTick, ticks - lastTick,
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mid, bpm))
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# print(noteOn)
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# print(index)
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try:
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noteOn.pop(index)
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except IndexError:
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noteOn.pop(index - 1)
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print(trackS)
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for j in trackS:
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print(j)
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if __name__ == '__main__':
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load(mido.MidiFile("test.mid"))
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