Mercurial > hg > nsaunier > traffic-intelligence

comparison python/metadata.py @ 830:2a5856961933

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first working version of feature merging (works with feature grouping)
author Nicolas Saunier <nicolas.saunier@polymtl.ca>
date Wed, 29 Jun 2016 17:56:19 -0400
parents 14e4ad7c7420
children 7058a40a4bbc
comparison
equal deleted inserted replaced
829:0ddcc41663f5 830:2a5856961933
230 idx = Column(Integer, primary_key=True) 230 idx = Column(Integer, primary_key=True)
231 name = Column(String) # path relative to the the site name 231 name = Column(String) # path relative to the the site name
232 startTime = Column(DateTime) 232 startTime = Column(DateTime)
233 duration = Column(Interval) # video sequence duration 233 duration = Column(Interval) # video sequence duration
234 databaseFilename = Column(String) # path relative to the the site name 234 databaseFilename = Column(String) # path relative to the the site name
235 siteIdx = Column(Integer, ForeignKey('sites.idx'))
236 cameraViewIdx = Column(Integer, ForeignKey('camera_views.idx')) 235 cameraViewIdx = Column(Integer, ForeignKey('camera_views.idx'))
237 236
238 site = relationship("Site", backref=backref('video_sequences', order_by = idx))
239 cameraView = relationship("CameraView", backref=backref('video_sequences', order_by = idx)) 237 cameraView = relationship("CameraView", backref=backref('video_sequences', order_by = idx))
240 238
241 def __init__(self, name, startTime, duration, site, cameraView, databaseFilename = None): 239 def __init__(self, name, startTime, duration, cameraView, databaseFilename = None):
242 '''startTime is passed as string in utils.datetimeFormat, eg 2011-06-22 10:00:39 240 '''startTime is passed as string in utils.datetimeFormat, eg 2011-06-22 10:00:39
243 duration is a timedelta object''' 241 duration is a timedelta object'''
244 self.name = name 242 self.name = name
245 if isinstance(startTime, str): 243 if isinstance(startTime, str):
246 self.startTime = datetime.strptime(startTime, datetimeFormat) 244 self.startTime = datetime.strptime(startTime, datetimeFormat)
247 else: 245 else:
248 self.startTime = startTime 246 self.startTime = startTime
249 self.duration = duration 247 self.duration = duration
250 self.site = site
251 self.cameraView = cameraView 248 self.cameraView = cameraView
252 if databaseFilename is None and len(self.name) > 0: 249 if databaseFilename is None and len(self.name) > 0:
253 self.databaseFilename = removeExtension(self.name)+'.sqlite' 250 self.databaseFilename = removeExtension(self.name)+'.sqlite'
254 251
255 def getVideoSequenceFilename(self, relativeToSiteFilename = True): 252 def getVideoSequenceFilename(self, relativeToSiteFilename = True):
256 if relativeToSiteFilename: 253 if relativeToSiteFilename:
257 return self.site.getFilename()+path.sep+self.name 254 return self.cameraView.site.getFilename()+path.sep+self.name
258 else: 255 else:
259 return self.name 256 return self.name
257
258 def getDatabaseFilename(self, relativeToSiteFilename = True):
259 if relativeToSiteFilename:
260 return self.cameraView.site.getFilename()+path.sep+self.databaseFilename
261 else:
262 return self.databaseFilename
260 263
261 def getTimeInterval(self): 264 def getTimeInterval(self):
262 return TimeInterval(self.startTime, self.startTime+self.duration) 265 return TimeInterval(self.startTime, self.startTime+self.duration)
263 266
264 def containsInstant(self, instant): 267 def containsInstant(self, instant):