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eventAction.py
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eventAction.py
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__author__ = 'liaojie'
#!/usr/bin/env python
#coding:utf-8
import os,random,string,time
import configparser
from PyQt5.QtCore import QUrl,QFile,QIODevice
from PyQt5.QtMultimedia import (QMediaPlayer,QMediaContent,QMediaMetaData)
class EventAction():
def __init__(self):
#self.parent = parent
self.isLoop = 0 #0循环列表，1单曲循环
self.isRandom = 0 #0不随机，1随机
self.fileList = [] #曲目名称列表
self.randomList =[] #播放列表
self.soundID = 0 #当前歌曲ID
self.playStat = False #当前播放状态 （0未播放，1播放）
self.openPath = "F:/mp3/" #歌曲目录
self.isPreview = 0 #试用开关，0正常播放，1列表中的歌曲每首歌曲放10秒
self.currentVolume = 0.1#默认的起始音量
self.isInitPlay = 1 #是否是初始播放
#==>>打开目录
self.config=configparser.ConfigParser()
self.config.read('config.ini')
self.openDir()
#打开目录<<==
self.playObj = QMediaPlayer()
self.currentImg = "" #当前图片
self.songText = {} #歌词
self.songTextKey=[] #歌词KEY
#打开歌曲目录
def openDir(self):
self.openPath = self.config.get('Save','musicPath')
isMusicDir = os.path.isdir(self.openPath)#检查是否为目录
if isMusicDir:
dirFile = os.listdir(self.openPath)#目录中的所有文件
#遍历有效音乐文件
i=0;
for file in dirFile:
fileName,fileType=os.path.splitext(file)
if fileType==".mp3" or fileType==".wav":
self.fileList.append(file)
self.randomList.append(i)
i+=1
if self.isRandom==1:
self.shuffleMusic(1)
#随机（打乱播放顺序）
def shuffleMusic(self,isshuffle):
if isshuffle:
random.shuffle(self.randomList)#乱序
else:
self.randomList.sort()#排序
#初始化播放
def initPlay(self):
self.soundID = int(self.config.get('Save','soundID'))
self.playStat = self.config.get('Save','playStat')
self.pastTime = self.config.getint('Save','pastTime')
self.currentVolume = self.config.getint('Save','volume')
self.isRandom = self.config.getint('Save','isRandom')
self.isLoop = self.config.getint('Save','isLoop')
if self.soundID!="":
self.play(self.soundID)
if self.isRandom:#打乱列表
self.shuffleMusic(1)
self.playObj.setVolume(self.currentVolume)
#播放
def play(self,i):
source = self.openPath + self.fileList[i]
self.playObj.setMedia(QMediaContent(QUrl.fromLocalFile(source)))
#解析文件中的ID3V2
self.currentImg = ""
f = QFile(source)
if f.open(QIODevice.ReadOnly):
#读取标签
headData = f.read(10)
data = headData[:0]
if self.id3v2(headData):#检测是否有ID3
#标签的大小计算
tag = headData[6:10]
tagSize = (tag[0]&0x7f)*0x200000+(tag[1]&0x7f)*0x4000+(tag[2]&0x7f)*0x80+(tag[3]&0x7f)
data =f.read(tagSize)
while len(data)>10:
data = self.resolve(data)
f.close()
self.playObj.play()
def testPlay(self):
#ps =QMediaMetaData()
#print("QMediaMetaData",ps)
#print("metaData",self.playObj.metaData(QMediaMetaData.Title))
#print("position",self.playObj.position())
#print("playlist",self.playObj.playlist)
#print("availability",self.playObj.availability())
#print("bufferStatus",self.playObj.bufferStatus())
#print("currentMedia",self.playObj.currentMedia())
#print("currentNetworkConfiguration",self.playObj.currentNetworkConfiguration())
#print("duration",self.playObj.duration())
#print("error",self.playObj.error())
#print("errorString",self.playObj.errorString())
#print("isAudioAvailable",self.playObj.isAudioAvailable())
#print("isMuted",self.playObj.isMuted())
#print("isSeekable",self.playObj.isSeekable())
#print("media",self.playObj.media())
#print("media:::::::A",self.playObj.media().canonicalResource().audioBitRate())
#print("media:::::::B",self.playObj.media().canonicalResource().audioCodec())
#print("media:::::::C",self.playObj.media().canonicalResource().channelCount())
#print("media:::::::D",self.playObj.media().canonicalResource().dataSize())
#print("media:::::::e",self.playObj.media().canonicalResource().isNull())
#print("media:::::::f",self.playObj.media().canonicalResource().language())
#print("media:::::::g",self.playObj.media().canonicalResource().mimeType())
#print("media:::::::h",self.playObj.media().canonicalResource().request())
#print("isVideoAvailable",self.playObj.isVideoAvailable())
#print("mediaStatus",self.playObj.mediaStatus())
#print("mediaStream",self.playObj.mediaStream())
#print("playbackRate",self.playObj.playbackRate())
#print("state",self.playObj.state())
#print("volume",self.playObj.volume())
# print("volume",self.playObj.filename)
pass
#换歌之前先停止，释放内存
def stopPlay(self):
self.playObj.pause()
#上一首
def prevPlay(self):
self.stopPlay()
if self.isRandom:
key = self.searchID(self.soundID)-1
if key<0:
key=0
self.soundID = self.randomList[key]
else:
self.soundID-=1
if self.soundID< 0:
self.soundID = len(self.randomList)-1
self.play(self.soundID)
#下一首
def nextPlay(self):
self.stopPlay()
if self.isRandom:
key = self.searchID(self.soundID)+1
if key>(len(self.randomList)-1):
key=len(self.randomList)-1
self.soundID = self.randomList[key]
else:
self.soundID+=1
if self.soundID > (len(self.randomList)-1):
self.soundID = 0
#print("next:::",self.soundID)
self.play(self.soundID)
#快退
def rewindPlay(self):
#print("<<")
rewindTime = int(self.playObj.position()) - 10*1000
if rewindTime < 0:
rewindTime = 0
self.playObj.setPosition(rewindTime)
#快进
def forwardPlay(self):
#print(">>")
forwardTime = int(self.playObj.position()) + 10*1000
if forwardTime > int(self.playObj.duration()):
forwardTime = int(self.playObj.duration())
self.playObj.setPosition(forwardTime)
#播放/暂停
def playORpause(self):
if self.playObj.state()==1:
self.playObj.pause()
else:
self.playObj.play()
#音量加
def raisevolPlay(self):
self.playObj.setVolume(self.playObj.volume()+10)
self.currentVolume = self.playObj.volume()
#音量减
def lowervolPlay(self):
self.playObj.setVolume(self.playObj.volume()-10)
self.currentVolume = self.playObj.volume()
#静音
def mutePlay(self):
if self.playObj.isMuted():
self.playObj.setMuted(False)
else:
self.playObj.setMuted(True)
#volume
#跟据v找K
def searchID(self,v):
for index, item in enumerate(self.randomList):
if item ==v:
return index
return 0
#解析文件中是否有id3v2
def id3v2(self,headData):
if str(headData[:3],encoding=("utf-8")) != "ID3":
return False
return True
#解析文件中的歌词与图片
def resolve(self,data):
tagName = str(data[:4],encoding=("utf-8"))
size = data[4:8]
#sizeS = size[0]*0x1000000 + size[1]*0x10000 + size[2]*0x100 + size[3]
sizeS=int.from_bytes(size, byteorder='big')
flags = data[8:10]
tagContent = data[10:sizeS+10]
if tagName=="TEXT":#歌词
#print("歌词")
condingType=int.from_bytes(tagContent[:1], byteorder='big')
if condingType == 0:#0代表字符使用ISO-8859-1编码方式；
try:
content = str(tagContent[1:],encoding="gbk")
except:
content =""
elif condingType == 1:#1代表字符使用UTF-16编码方式；
try:
content = str(tagContent[1:],encoding="UTF-16")
except:
content =""
elif condingType == 2:#2代表字符使用 UTF-16BE编码方式；
content =""
elif condingType == 3:#3代表字符使用UTF-8编码方式。
try:
content = str(tagContent[1:],encoding="UTF-8")
except:
content =""
if content!="":
temp={}
self.songTextKey=[]
contentSplit = content.splitlines()
for k in range(len(contentSplit)):
if contentSplit[k][1].isdigit():
xxx = contentSplit[k].split("]")
tempKey = "%d" %(int(xxx[0][1:3])*60 +int(xxx[0][4:6]) )
temp[str(tempKey)] = xxx[1]
self.songTextKey.append(tempKey)
else:
endKey = contentSplit[k].find("]",0)
self.songTextKey.append(k)
temp[str(k)] = contentSplit[k][1:endKey]
self.songText = temp
else:
self.songText = {}
elif tagName=="APIC":#图片
#print("图片")
self.currentImg = tagContent[17:]
return data[10+sizeS:]