python播放音乐同步歌词

admin管理员组

文章数量:1026989

python播放音乐同步歌词

1、效果图

2、Python代码：

# coding=UTF-8

import codecs

import os

import re

# 正则校验是否为浮点数字

def is_number(num):

pattern = repile(r'^[-+]?[-0-9]\d*\.\d*|[-+]?\.?[0-9]\d*$')

result = pattern.match(num)

if result:

return True

else:

return False

# 解析歌词文件为结构化

def lrcParser(file_path):

new = []

f = codecs.open(file_path, 'r', encoding='utf-8')

lines = f.readlines()

f.close()

for i in xrange(len(lines)):

if i==0 :

continue

startTimes=lines[i-1].split("[")[1].split("]")[0].split(":")

endTimes=lines[i].split("[")[1].split("]")[0].split(":")

sentenceTxts =str(i-1)+":["+startTimes[1]+"] "+ lines[i-1].split("]")[1]

if is_number(startTimes[1]) and is_number(endTimes[1]) :

startPoint=-1;

if is_number(startTimes[0]):

startPoint=float(startTimes[0])*60+float(startTimes[1])

else:

startPoint = float(startTimes[1])

endPoint=float(endTimes[0])*60+float(endTimes[1])+0.5

new.append(str(startPoint )+","+str(endPoint)+","+sentenceTxts)

if (i + 1) == len(lines):

new.append(str(endPoint) + ",document.getElementById('audio1').duration-1," + (str(i)+":["+str(startTimes[1])+"] "+ lines[i].split("]")[1]))

else:

new.append("0,0,"+sentenceTxts)

return new;

# 生成每个歌词控制语句

def generateSentenceControl(lrcs):

controlList=[]

for i in xrange(len(lrcs)):

lines=lrcs[i].split(",")

control=''+lines[2]+'\n'

controlList.append(control)

return controlList;

def generateHtml(lrcs_arry,mp3):

html=[]

html.append(u"\n");

html.append(u"\n");

html.append(u"\n

");

html.append(u"\n ");

html.append(u"\n ");

html.append(u"\n

"+mp3+"");

html.append(u"\n

html.append(u"\n button {");

html.append(u"\n margin: 5px;");

html.append(u"\n }");

html.append(u"\n ");

html.append(u"\n");

html.append(u"\n

");

html.append(u"\n
");

html.append(u"\n\n\n")

for i in xrange(len(lrcs_arry)):

html.append(lrcs_arry[i])

html.append(u"\n

html.append(u"\n// ");

html.append(u"\nvar myAud=document.getElementById(\'audio1\');");

html.append(u"\nfunction setCurEndTimeAndPlay(startTime,endTime){");

html.append(u"\n// 设置当前时间");

html.append(u"\nmyAud.currentTime=startTime;");

html.append(u"\nvar pausing_function = function(){");

html.append(u"\n// 播放");

html.append(u"\nmyAud.play();");

html.append(u"\n if(myAud.currentTime >= endTime) {");

html.append(u"\n myAud.pause();");

html.append(u"\n // remove the event listener after you paused the playback");

html.append(u"\n myAud.removeEventListener(\'timeupdate\',pausing_function);");

html.append(u"\n }");

html.append(u"\n};");

html.append(u"\nmyAud.addEventListener(\'timeupdate\', pausing_function); ");

html.append(u"\n } ");

html.append(u"\n ");

html.append(u"\n");

html.append(u"\n");

return html

def save(html,file):

f = codecs.open(file, 'w', encoding='utf-8')

f.writelines(html)

f.close()

if __name__ == '__main__':

path = u'/Users/jifeng/Downloads/学习音乐/';

mp3=u'红玫瑰.mp3';

lrc_file = path + u'红玫瑰.lrc' # 放原txt文件的目录，注意有的字符需要转义

result = path + u'红玫瑰.lrc.html' # 结果文件名

lrcs_arry = lrcParser(lrc_file) # 解析歌词文件

controlList = generateSentenceControl(lrcs_arry) # 生产行控制语句

html=generateHtml(controlList,mp3)

save(html,result)

3、获取歌词LRC

4、代码下载地址

python播放音乐同步歌词

1、效果图

2、Python代码：

# coding=UTF-8

import codecs

import os

import re

# 正则校验是否为浮点数字

def is_number(num):

pattern = repile(r'^[-+]?[-0-9]\d*\.\d*|[-+]?\.?[0-9]\d*$')

result = pattern.match(num)

if result:

return True

else:

return False

# 解析歌词文件为结构化

def lrcParser(file_path):

new = []

f = codecs.open(file_path, 'r', encoding='utf-8')

lines = f.readlines()

f.close()

for i in xrange(len(lines)):

if i==0 :

continue

startTimes=lines[i-1].split("[")[1].split("]")[0].split(":")

endTimes=lines[i].split("[")[1].split("]")[0].split(":")

sentenceTxts =str(i-1)+":["+startTimes[1]+"] "+ lines[i-1].split("]")[1]

if is_number(startTimes[1]) and is_number(endTimes[1]) :

startPoint=-1;

if is_number(startTimes[0]):

startPoint=float(startTimes[0])*60+float(startTimes[1])

else:

startPoint = float(startTimes[1])

endPoint=float(endTimes[0])*60+float(endTimes[1])+0.5

new.append(str(startPoint )+","+str(endPoint)+","+sentenceTxts)

if (i + 1) == len(lines):

new.append(str(endPoint) + ",document.getElementById('audio1').duration-1," + (str(i)+":["+str(startTimes[1])+"] "+ lines[i].split("]")[1]))

else:

new.append("0,0,"+sentenceTxts)

return new;

# 生成每个歌词控制语句

def generateSentenceControl(lrcs):

controlList=[]

for i in xrange(len(lrcs)):

lines=lrcs[i].split(",")

control=''+lines[2]+'\n'

controlList.append(control)

return controlList;

def generateHtml(lrcs_arry,mp3):

html=[]

html.append(u"\n");

html.append(u"\n");

html.append(u"\n

");

html.append(u"\n ");

html.append(u"\n ");

html.append(u"\n

"+mp3+"");

html.append(u"\n

html.append(u"\n button {");

html.append(u"\n margin: 5px;");

html.append(u"\n }");

html.append(u"\n ");

html.append(u"\n");

html.append(u"\n

");

html.append(u"\n
");

html.append(u"\n\n\n")

for i in xrange(len(lrcs_arry)):

html.append(lrcs_arry[i])

html.append(u"\n

html.append(u"\n// ");

html.append(u"\nvar myAud=document.getElementById(\'audio1\');");

html.append(u"\nfunction setCurEndTimeAndPlay(startTime,endTime){");

html.append(u"\n// 设置当前时间");

html.append(u"\nmyAud.currentTime=startTime;");

html.append(u"\nvar pausing_function = function(){");

html.append(u"\n// 播放");

html.append(u"\nmyAud.play();");

html.append(u"\n if(myAud.currentTime >= endTime) {");

html.append(u"\n myAud.pause();");

html.append(u"\n // remove the event listener after you paused the playback");

html.append(u"\n myAud.removeEventListener(\'timeupdate\',pausing_function);");

html.append(u"\n }");

html.append(u"\n};");

html.append(u"\nmyAud.addEventListener(\'timeupdate\', pausing_function); ");

html.append(u"\n } ");

html.append(u"\n ");

html.append(u"\n");

html.append(u"\n");

return html

def save(html,file):

f = codecs.open(file, 'w', encoding='utf-8')

f.writelines(html)

f.close()

if __name__ == '__main__':

path = u'/Users/jifeng/Downloads/学习音乐/';

mp3=u'红玫瑰.mp3';

lrc_file = path + u'红玫瑰.lrc' # 放原txt文件的目录，注意有的字符需要转义

result = path + u'红玫瑰.lrc.html' # 结果文件名

lrcs_arry = lrcParser(lrc_file) # 解析歌词文件

controlList = generateSentenceControl(lrcs_arry) # 生产行控制语句

html=generateHtml(controlList,mp3)

save(html,result)

3、获取歌词LRC

4、代码下载地址

本文标签： python播放音乐同步歌词