def __init__(self):
wx.Frame.__init__(self, None, -1, 'Manager')
#定义播放列表变化标志
self.listchanged=False
#定义紧急切换节目标识
#定义2个播放窗口,用于切换播出
log(u'定义2个播放窗口,用于切换播出',logs=mcon.logs)
#self.curbuffer表示当前播放窗口是否是0号窗口
self.curbuffer=True
self.buffer0 = movieFrame(self)
self.buffer1 = movieFrame(self)
#读取节目列表
self.ml=movielist.Mlist(mcon.movielist)
#设置当前播放的节目临时ID
self.curprogramid=0
self.oldprogramid=self.curprogramid
#取配置文件的时间标签
self.mmtime=os.stat(mcon.movielist).st_mtime
#第一个节目暂停取消
self.buffer0.pause=False
self.buffer1.pause=True
log(u'0缓冲区开始调入影片'+self.ml.getnextfile(),logs=mcon.logs)
self.buffer0.loadMovie(self.ml.getnextfile())
#定义面板
panel = wx.Panel(self, -1)
#创建一个检测配置文件更改和退出的定时器
self.timer = wx.Timer(self)
self.Bind(wx.EVT_TIMER, self.OnTimer, self.timer)
self.timer.Start(mcon.during)
self.Show(False)
def on_media_finished(self, evt):
#log(u'媒体停止播放事件',logs=mcon.logs)
#如果没有正常取得视频文件的长度,
#或者媒体非正常停止
#在视频文件停止播放后切换到下一个影片
log(u'媒体停止播放事件',logs=mcon.logs)
log(u"in media finish curprogramid:"+unicode(
self.par.curprogramid),logs=mcon.logs)
log(u"in media finish oldprogramid:"+unicode(
self.par.oldprogramid),logs=mcon.logs)
if not self.par.listchanged:
if self.movielen ==0 or (
self.par.oldprogramid == self.par.curprogramid):
log(u'媒体非正常停止播放'+self.moviename,logs=mcon.logs)
log(u'媒体非正常停止播放: '+self.moviename +u" 取得时长:"+unicode(
self.movielen), filename=u'logs/error.log',logs=mcon.logs)
self.par.curprogramid += 1
self.par.DoNext()
#保存当前播放节目id
self.par.oldprogramid=self.par.curprogramid
def OnTimer(self, evt):
'''
每秒钟查询一次看看是否播出列表有变化
'''
#查询时间标签是否更改
tmptime=os.stat(mcon.movielist).st_mtime
if self.mmtime != tmptime and not self.listchanged:
log(u'节目单发生变化 OnTimer()内部', logs=mcon.logs)
self.listchanged=True
self.mmtime = tmptime
mcon.reload()
self.ChangeMovie()
#检查是否存在exit 文件, 如果有退出系统
if os.path.isfile('exit'):
os.remove('exit')
if self.buffer0 != None:
self.buffer0.mpc.Quit()
self.buffer0.mpc.Destroy()
self.buffer0.Destroy()
if self.buffer1 != None:
self.buffer1.mpc.Quit()
self.buffer1.mpc.Destroy()
self.buffer1.Destroy()
self.Destroy()
def loadMovie(self, filename):
'''
调入一个文件
'''
log(u'loadMovie 开始',logs=mcon.logs)
if self.pause:
log(u'设置窗口最小尺寸',logs=mcon.logs)
self.SetSize(wx.Size(1, 1))
else:
log(u'设置窗口全屏尺寸',logs=mcon.logs)
self.SetSize(wx.Size(mcon.winw,mcon.winh))
self.Show()
if not self.mpc.process_alive:
log(u'开始一个新mplayer进程',logs=mcon.logs)
self.mpc.Start( mplayer_args=self.mplayarg)
self.mpc.Loadfile(filename)
def ChangeMovie(self):
#播放列表发生变化
log(u'开始 ChangeMovie()', logs=mcon.logs)
self.ml.reload()
if self.curbuffer:
self.buffer1.mpc.Stop()
log(u'节目单发生变化, 1号缓冲区准备预读文件:'+self.ml.getnextfile(),
logs=mcon.logs)
self.buffer1.loadMovie(self.ml.getnextfile())
else:
self.buffer0.mpc.Stop()
log(u'节目单发生变化, 0号缓冲区准备预读文件:'+self.ml.getnextfile(),
logs=mcon.logs)
self.buffer0.loadMovie(self.ml.getnextfile())
self.curprogramid += 1
def on_media_started(self, evt):
'''
设置图像调入后暂停, 隐藏窗口, 恢复窗口大小
'''
if self.pause:
#读取节目时长
log(u'媒体播放事件开始',logs=mcon.logs)
self.moviename = ''
try:
self.moviename=unicode(self.mpc.filename, 'utf-8')
except Exception, ex:
errlog(u'开始取播放文件名称出现错误', ex, sys.exc_info())
log(u'媒体播放事件开始'+self.moviename,logs=mcon.logs)
self.mpc.Pause()
self.mpc.Osd(0)
log(u'开始取播放文件时长',logs=mcon.logs)
self.movielen=0
try:
self.movielen=self.mpc.GetTimeLength()*1000
#如果模拟测试节目非正常停止取消注释
#self.movielen+=1000000
except Exception, ex:
errlog(u'开始取播放文件时长出现错误', ex, sys.exc_info())
def DoNext(self):
"播放下一个影片"
log(u'开始 DoNext()',logs=mcon.logs)
if self.listchanged:
self.listchanged=False
else:
#播放列表如果变化
log(u'播放列表未变化,调用ml.beginnext()',logs=mcon.logs)
self.ml.beginnext()
if self.curbuffer:
#第一视频窗口
log(u'1 号缓冲区激活,0 号隐藏',logs=mcon.logs)
self.buffer1.Show()
self.buffer1.mpc.Pause()
self.buffer0.mpc.Pause()
self.buffer0.Hide()
log(u"影片长度:"+unicode(self.buffer1.movielen),
logs=mcon.logs)
self.buffer1.movietime.Start(
self.buffer1.movielen-mcon.cutclip,True)
log(u'0 号缓冲区准备预读文件:'+self.ml.getnextfile(1),
logs=mcon.logs)
self.buffer0.loadMovie(self.ml.getnextfile(1))
else:
#第二视频窗口
log(u'0 号缓冲区激活,1 号隐藏',logs=mcon.logs)
self.buffer0.Show()
self.buffer0.mpc.Pause()
self.buffer1.mpc.Pause()
self.buffer1.Hide()
log(u"影片长度:"+unicode(self.buffer0.movielen),
logs=mcon.logs)
self.buffer0.movietime.Start(
self.buffer0.movielen-mcon.cutclip,True)
log(u'1 号缓冲区准备预读文件:'+self.ml.getnextfile(1),
logs=mcon.logs)
self.buffer1.loadMovie(self.ml.getnextfile(1))
self.curbuffer=not self.curbuffer
def PreLoad(self):
"预读文件"
log(u'开始 PreLoad()',logs=mcon.logs)
log(u'预读文件:'+self.ml.getnextfile(1),logs=mcon.logs)
self.buffer1.loadMovie(self.ml.getnextfile(1))
def on_process_stopped(self, evt):
log(u'mplayer 进程停止',logs=mcon.logs)
def on_process_started(self, evt):
log(u'mplayer 进程开始',logs=mcon.logs)
def OnTimerEvent(self,evt):
log(u'影片计时器时间到,开始准备调用DoNext()',logs=mcon.logs)
self.par.curprogramid += 1
log(u"curprogramid:"+unicode(self.par.curprogramid),logs=mcon.logs)
log(u"oldprogramid:"+unicode(self.par.oldprogramid),logs=mcon.logs)
self.par.DoNext()
try:
self.movielen=self.mpc.GetTimeLength()*1000
#如果模拟测试节目非正常停止取消注释
#self.movielen+=1000000
except Exception, ex:
errlog(u'开始取播放文件时长出现错误', ex, sys.exc_info())
log(u'影片长度:'+unicode(str(self.movielen)) ,logs=mcon.logs)
self.mpc.Seek(0, 2)
self.mpc.FrameStep()
self.Hide()
self.SetSize(wx.Size(mcon.winw,mcon.winh))
else:
#第一个播放的节目
log(u'第一个播放的节目 ',logs=mcon.logs)
try:
self.movielen=self.mpc.GetTimeLength()*1000
self.movietime.Start(self.movielen-mcon.cutclip,True)
log(u'影片长度:'+unicode(str(self.movielen)) ,logs=mcon.logs)
except Exception, ex:
errlog(u'开始取播放文件长度时出现错误', ex, sys.exc_info())
try:
self.moviename=unicode(self.mpc.filename, 'utf-8')
log(u'开始播放影片:'+self.moviename ,logs=mcon.logs)
except Exception, ex:
errlog(u'开始取播放文件名称出现错误', ex, sys.exc_info())
self.pause=True
self.par.PreLoad()
def OnTimerEvent(self,evt):