Mercurial Hosting > traffic-intelligence
annotate python/metadata.py @ 951:2a4f174879dd
corrected bug
author | Nicolas Saunier <nicolas.saunier@polymtl.ca> |
---|---|
date | Mon, 24 Jul 2017 00:28:52 -0400 |
parents | c70adaeeddf5 |
children | a15e843af55a |
rev | line source |
---|---|
821
26daf35180ad
finished modification and demo script to replay synchronized video (with same frame rate)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
819
diff
changeset
|
1 from datetime import datetime, timedelta |
422
67c7ff5d6b26
added new fields for units, getting filenames
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
421
diff
changeset
|
2 from os import path |
821
26daf35180ad
finished modification and demo script to replay synchronized video (with same frame rate)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
819
diff
changeset
|
3 from math import floor |
421
4fce27946c60
first example of video metadata using sqlalchemy
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
420
diff
changeset
|
4 |
861
f9c9457b60c2
modification of storage of intrinsic camera and distortion parameters
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
846
diff
changeset
|
5 from numpy import zeros, loadtxt, array |
828
14e4ad7c7420
work on merging data for synchronized views
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
825
diff
changeset
|
6 |
821
26daf35180ad
finished modification and demo script to replay synchronized video (with same frame rate)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
819
diff
changeset
|
7 from sqlalchemy import orm, create_engine, Column, Integer, Float, DateTime, String, ForeignKey, Boolean, Interval |
426
334e1151828b
corrected creation and connection to database + helper function to generate sites and camera views
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
425
diff
changeset
|
8 from sqlalchemy.orm import relationship, backref, sessionmaker |
420
def795d1120f
first work on video metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
diff
changeset
|
9 from sqlalchemy.ext.declarative import declarative_base |
def795d1120f
first work on video metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
diff
changeset
|
10 |
819
fc8b3ce629d1
important modifications to metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
805
diff
changeset
|
11 from utils import datetimeFormat, removeExtension |
838
2918de3d40fc
first working version of display of merged tracking
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
836
diff
changeset
|
12 from cvutils import computeUndistortMaps |
828
14e4ad7c7420
work on merging data for synchronized views
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
825
diff
changeset
|
13 from moving import TimeInterval |
421
4fce27946c60
first example of video metadata using sqlalchemy
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
420
diff
changeset
|
14 |
866
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
15 """ |
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
16 Metadata to describe how video data and configuration files for video analysis are stored |
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
17 |
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
18 Typical example is |
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
19 |
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
20 site1/view1/2012-06-01/video.avi |
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
21 /2012-06-02/video.avi |
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
22 ... |
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
23 /view2/2012-06-01/video.avi |
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
24 /2012-06-02/video.avi |
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
25 ... |
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
26 |
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
27 - where site1 is the path to the directory containing all information pertaining to the site, |
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
28 relative to directory of the SQLite file storing the metadata |
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
29 represented by Site class |
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
30 (can contain for example the aerial or map image of the site, used for projection) |
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
31 |
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
32 - view1 is the directory for the first camera field of view (camera fixed position) at site site1 |
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
33 represented by CameraView class |
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
34 (can contain for example the homography file, mask file and tracking configuration file) |
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
35 |
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
36 - YYYY-MM-DD is the directory containing all the video files for that day |
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
37 with camera view view1 at site site1 |
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
38 |
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
39 |
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
40 """ |
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
41 |
420
def795d1120f
first work on video metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
diff
changeset
|
42 Base = declarative_base() |
def795d1120f
first work on video metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
diff
changeset
|
43 |
def795d1120f
first work on video metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
diff
changeset
|
44 class Site(Base): |
def795d1120f
first work on video metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
diff
changeset
|
45 __tablename__ = 'sites' |
580
1262faae12e7
alignments may be stored in metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
491
diff
changeset
|
46 idx = Column(Integer, primary_key=True) |
865
5afa1d30edd8
minor improvement to path description and path accessors
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
862
diff
changeset
|
47 name = Column(String) # path to directory containing all site information (in subdirectories), relative to the database position |
420
def795d1120f
first work on video metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
diff
changeset
|
48 description = Column(String) # longer names, eg intersection of road1 and road2 |
def795d1120f
first work on video metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
diff
changeset
|
49 xcoordinate = Column(Float) # ideally moving.Point, but needs to be |
def795d1120f
first work on video metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
diff
changeset
|
50 ycoordinate = Column(Float) |
865
5afa1d30edd8
minor improvement to path description and path accessors
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
862
diff
changeset
|
51 mapImageFilename = Column(String) # path to map image file, relative to site name, ie sitename/mapImageFilename |
805
180b6b0231c0
added saving/loading points of interests
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
580
diff
changeset
|
52 nUnitsPerPixel = Column(Float) # number of units of distance per pixel in map image |
819
fc8b3ce629d1
important modifications to metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
805
diff
changeset
|
53 worldDistanceUnit = Column(String, default = 'm') # make sure it is default in the database |
420
def795d1120f
first work on video metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
diff
changeset
|
54 |
819
fc8b3ce629d1
important modifications to metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
805
diff
changeset
|
55 def __init__(self, name, description = "", xcoordinate = None, ycoordinate = None, mapImageFilename = None, nUnitsPerPixel = 1., worldDistanceUnit = 'm'): |
420
def795d1120f
first work on video metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
diff
changeset
|
56 self.name = name |
def795d1120f
first work on video metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
diff
changeset
|
57 self.description = description |
def795d1120f
first work on video metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
diff
changeset
|
58 self.xcoordinate = xcoordinate |
def795d1120f
first work on video metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
diff
changeset
|
59 self.ycoordinate = ycoordinate |
805
180b6b0231c0
added saving/loading points of interests
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
580
diff
changeset
|
60 self.mapImageFilename = mapImageFilename |
180b6b0231c0
added saving/loading points of interests
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
580
diff
changeset
|
61 self.nUnitsPerPixel = nUnitsPerPixel |
819
fc8b3ce629d1
important modifications to metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
805
diff
changeset
|
62 self.worldDistanceUnit = worldDistanceUnit |
420
def795d1120f
first work on video metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
diff
changeset
|
63 |
865
5afa1d30edd8
minor improvement to path description and path accessors
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
862
diff
changeset
|
64 def getPath(self): |
422
67c7ff5d6b26
added new fields for units, getting filenames
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
421
diff
changeset
|
65 return self.name |
67c7ff5d6b26
added new fields for units, getting filenames
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
421
diff
changeset
|
66 |
865
5afa1d30edd8
minor improvement to path description and path accessors
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
862
diff
changeset
|
67 def getMapImageFilename(self, relativeToSiteFilename = True): |
5afa1d30edd8
minor improvement to path description and path accessors
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
862
diff
changeset
|
68 if relativeToSiteFilename: |
5afa1d30edd8
minor improvement to path description and path accessors
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
862
diff
changeset
|
69 return path.join(self.getPath(), self.mapImageFilename) |
5afa1d30edd8
minor improvement to path description and path accessors
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
862
diff
changeset
|
70 else: |
5afa1d30edd8
minor improvement to path description and path accessors
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
862
diff
changeset
|
71 return self.mapImageFilename |
5afa1d30edd8
minor improvement to path description and path accessors
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
862
diff
changeset
|
72 |
828
14e4ad7c7420
work on merging data for synchronized views
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
825
diff
changeset
|
73 @staticmethod |
14e4ad7c7420
work on merging data for synchronized views
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
825
diff
changeset
|
74 def getSite(session, siteId): |
14e4ad7c7420
work on merging data for synchronized views
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
825
diff
changeset
|
75 'Returns the site(s) matching the index or the name' |
14e4ad7c7420
work on merging data for synchronized views
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
825
diff
changeset
|
76 if str.isdigit(siteId): |
14e4ad7c7420
work on merging data for synchronized views
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
825
diff
changeset
|
77 return session.query(Site).filter(Site.idx == int(siteId)).all() |
14e4ad7c7420
work on merging data for synchronized views
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
825
diff
changeset
|
78 else: |
14e4ad7c7420
work on merging data for synchronized views
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
825
diff
changeset
|
79 return session.query(Site).filter(Site.description.like('%'+siteId+'%')).all() |
14e4ad7c7420
work on merging data for synchronized views
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
825
diff
changeset
|
80 |
14e4ad7c7420
work on merging data for synchronized views
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
825
diff
changeset
|
81 |
420
def795d1120f
first work on video metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
diff
changeset
|
82 class EnvironementalFactors(Base): |
def795d1120f
first work on video metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
diff
changeset
|
83 '''Represents any environmental factors that may affect the results, in particular |
def795d1120f
first work on video metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
diff
changeset
|
84 * changing weather conditions |
def795d1120f
first work on video metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
diff
changeset
|
85 * changing road configuration, geometry, signalization, etc. |
def795d1120f
first work on video metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
diff
changeset
|
86 ex: sunny, rainy, before counter-measure, after counter-measure''' |
def795d1120f
first work on video metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
diff
changeset
|
87 __tablename__ = 'environmental_factors' |
580
1262faae12e7
alignments may be stored in metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
491
diff
changeset
|
88 idx = Column(Integer, primary_key=True) |
420
def795d1120f
first work on video metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
diff
changeset
|
89 startTime = Column(DateTime) |
def795d1120f
first work on video metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
diff
changeset
|
90 endTime = Column(DateTime) |
def795d1120f
first work on video metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
diff
changeset
|
91 description = Column(String) # eg sunny, before, after |
580
1262faae12e7
alignments may be stored in metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
491
diff
changeset
|
92 siteIdx = Column(Integer, ForeignKey('sites.idx')) |
420
def795d1120f
first work on video metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
diff
changeset
|
93 |
580
1262faae12e7
alignments may be stored in metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
491
diff
changeset
|
94 site = relationship("Site", backref=backref('environmental_factors', order_by = idx)) |
420
def795d1120f
first work on video metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
diff
changeset
|
95 |
421
4fce27946c60
first example of video metadata using sqlalchemy
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
420
diff
changeset
|
96 def __init__(self, startTime, endTime, description, site): |
4fce27946c60
first example of video metadata using sqlalchemy
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
420
diff
changeset
|
97 'startTime is passed as string in utils.datetimeFormat, eg 2011-06-22 10:00:39' |
4fce27946c60
first example of video metadata using sqlalchemy
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
420
diff
changeset
|
98 self.startTime = datetime.strptime(startTime, datetimeFormat) |
4fce27946c60
first example of video metadata using sqlalchemy
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
420
diff
changeset
|
99 self.endTime = datetime.strptime(endTime, datetimeFormat) |
4fce27946c60
first example of video metadata using sqlalchemy
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
420
diff
changeset
|
100 self.description = description |
4fce27946c60
first example of video metadata using sqlalchemy
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
420
diff
changeset
|
101 self.site = site |
4fce27946c60
first example of video metadata using sqlalchemy
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
420
diff
changeset
|
102 |
819
fc8b3ce629d1
important modifications to metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
805
diff
changeset
|
103 class CameraType(Base): |
fc8b3ce629d1
important modifications to metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
805
diff
changeset
|
104 ''' Represents parameters of the specific camera used. |
fc8b3ce629d1
important modifications to metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
805
diff
changeset
|
105 |
fc8b3ce629d1
important modifications to metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
805
diff
changeset
|
106 Taken and adapted from tvalib''' |
fc8b3ce629d1
important modifications to metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
805
diff
changeset
|
107 __tablename__ = 'camera_types' |
fc8b3ce629d1
important modifications to metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
805
diff
changeset
|
108 idx = Column(Integer, primary_key=True) |
fc8b3ce629d1
important modifications to metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
805
diff
changeset
|
109 name = Column(String) |
fc8b3ce629d1
important modifications to metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
805
diff
changeset
|
110 resX = Column(Integer) |
fc8b3ce629d1
important modifications to metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
805
diff
changeset
|
111 resY = Column(Integer) |
fc8b3ce629d1
important modifications to metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
805
diff
changeset
|
112 frameRate = Column(Float) |
821
26daf35180ad
finished modification and demo script to replay synchronized video (with same frame rate)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
819
diff
changeset
|
113 frameRateTimeUnit = Column(String, default = 's') |
861
f9c9457b60c2
modification of storage of intrinsic camera and distortion parameters
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
846
diff
changeset
|
114 intrinsicCameraMatrixStr = Column(String) |
f9c9457b60c2
modification of storage of intrinsic camera and distortion parameters
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
846
diff
changeset
|
115 distortionCoefficientsStr = Column(String) |
819
fc8b3ce629d1
important modifications to metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
805
diff
changeset
|
116 undistortedImageMultiplication = Column(Float) |
fc8b3ce629d1
important modifications to metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
805
diff
changeset
|
117 |
861
f9c9457b60c2
modification of storage of intrinsic camera and distortion parameters
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
846
diff
changeset
|
118 def __init__(self, name, resX, resY, frameRate, frameRateTimeUnit = 's', trackingConfigurationFilename = None, intrinsicCameraFilename = None, intrinsicCameraMatrix = None, distortionCoefficients = None, undistortedImageMultiplication = None): |
819
fc8b3ce629d1
important modifications to metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
805
diff
changeset
|
119 self.name = name |
fc8b3ce629d1
important modifications to metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
805
diff
changeset
|
120 self.resX = resX |
fc8b3ce629d1
important modifications to metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
805
diff
changeset
|
121 self.resY = resY |
fc8b3ce629d1
important modifications to metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
805
diff
changeset
|
122 self.frameRate = frameRate |
821
26daf35180ad
finished modification and demo script to replay synchronized video (with same frame rate)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
819
diff
changeset
|
123 self.frameRateTimeUnit = frameRateTimeUnit |
861
f9c9457b60c2
modification of storage of intrinsic camera and distortion parameters
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
846
diff
changeset
|
124 self.intrinsicCameraMatrix = None # should be np.array |
f9c9457b60c2
modification of storage of intrinsic camera and distortion parameters
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
846
diff
changeset
|
125 self.distortionCoefficients = None # list |
f9c9457b60c2
modification of storage of intrinsic camera and distortion parameters
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
846
diff
changeset
|
126 |
819
fc8b3ce629d1
important modifications to metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
805
diff
changeset
|
127 if trackingConfigurationFilename is not None: |
fc8b3ce629d1
important modifications to metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
805
diff
changeset
|
128 from storage import ProcessParameters |
fc8b3ce629d1
important modifications to metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
805
diff
changeset
|
129 params = ProcessParameters(trackingConfigurationFilename) |
825
6e4357e9116d
corrected and changed matrix to individual columns
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
821
diff
changeset
|
130 self.intrinsicCameraMatrix = params.intrinsicCameraMatrix |
6e4357e9116d
corrected and changed matrix to individual columns
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
821
diff
changeset
|
131 self.distortionCoefficients = params.distortionCoefficients |
6e4357e9116d
corrected and changed matrix to individual columns
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
821
diff
changeset
|
132 self.undistortedImageMultiplication = params.undistortedImageMultiplication |
861
f9c9457b60c2
modification of storage of intrinsic camera and distortion parameters
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
846
diff
changeset
|
133 elif intrinsicCameraFilename is not None: |
f9c9457b60c2
modification of storage of intrinsic camera and distortion parameters
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
846
diff
changeset
|
134 self.intrinsicCameraMatrix = loadtxt(intrinsicCameraFilename) |
f9c9457b60c2
modification of storage of intrinsic camera and distortion parameters
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
846
diff
changeset
|
135 self.distortionCoefficients = distortionCoefficients |
f9c9457b60c2
modification of storage of intrinsic camera and distortion parameters
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
846
diff
changeset
|
136 self.undistortedImageMultiplication = undistortedImageMultiplication |
825
6e4357e9116d
corrected and changed matrix to individual columns
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
821
diff
changeset
|
137 else: |
819
fc8b3ce629d1
important modifications to metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
805
diff
changeset
|
138 self.intrinsicCameraMatrix = intrinsicCameraMatrix |
fc8b3ce629d1
important modifications to metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
805
diff
changeset
|
139 self.distortionCoefficients = distortionCoefficients |
fc8b3ce629d1
important modifications to metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
805
diff
changeset
|
140 self.undistortedImageMultiplication = undistortedImageMultiplication |
825
6e4357e9116d
corrected and changed matrix to individual columns
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
821
diff
changeset
|
141 |
861
f9c9457b60c2
modification of storage of intrinsic camera and distortion parameters
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
846
diff
changeset
|
142 if self.intrinsicCameraMatrix is not None: |
872
c70adaeeddf5
solved issue with latest version of scikit-learn
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
867
diff
changeset
|
143 self.intrinsicCameraMatrixStr = str(self.intrinsicCameraMatrix.tolist()) |
825
6e4357e9116d
corrected and changed matrix to individual columns
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
821
diff
changeset
|
144 if self.distortionCoefficients is not None and len(self.distortionCoefficients) == 5: |
872
c70adaeeddf5
solved issue with latest version of scikit-learn
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
867
diff
changeset
|
145 self.distortionCoefficientsStr = str(self.distortionCoefficients) |
819
fc8b3ce629d1
important modifications to metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
805
diff
changeset
|
146 |
fc8b3ce629d1
important modifications to metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
805
diff
changeset
|
147 @orm.reconstructor |
fc8b3ce629d1
important modifications to metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
805
diff
changeset
|
148 def initOnLoad(self): |
861
f9c9457b60c2
modification of storage of intrinsic camera and distortion parameters
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
846
diff
changeset
|
149 if self.intrinsicCameraMatrixStr is not None: |
f9c9457b60c2
modification of storage of intrinsic camera and distortion parameters
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
846
diff
changeset
|
150 from ast import literal_eval |
f9c9457b60c2
modification of storage of intrinsic camera and distortion parameters
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
846
diff
changeset
|
151 self.intrinsicCameraMatrix = array(literal_eval(self.intrinsicCameraMatrixStr)) |
825
6e4357e9116d
corrected and changed matrix to individual columns
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
821
diff
changeset
|
152 else: |
6e4357e9116d
corrected and changed matrix to individual columns
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
821
diff
changeset
|
153 self.intrinsicCameraMatrix = None |
861
f9c9457b60c2
modification of storage of intrinsic camera and distortion parameters
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
846
diff
changeset
|
154 if self.distortionCoefficientsStr is not None: |
f9c9457b60c2
modification of storage of intrinsic camera and distortion parameters
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
846
diff
changeset
|
155 self.distortionCoefficients = literal_eval(self.distortionCoefficientsStr) |
825
6e4357e9116d
corrected and changed matrix to individual columns
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
821
diff
changeset
|
156 else: |
6e4357e9116d
corrected and changed matrix to individual columns
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
821
diff
changeset
|
157 self.distortionCoefficients = None |
838
2918de3d40fc
first working version of display of merged tracking
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
836
diff
changeset
|
158 |
2918de3d40fc
first working version of display of merged tracking
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
836
diff
changeset
|
159 def computeUndistortMaps(self): |
2918de3d40fc
first working version of display of merged tracking
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
836
diff
changeset
|
160 if self.undistortedImageMultiplication is not None and self.intrinsicCameraMatrix is not None and self.distortionCoefficients is not None: |
2918de3d40fc
first working version of display of merged tracking
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
836
diff
changeset
|
161 self.map1, self.map2 = computeUndistortMaps(self.resX, self.resY, self.undistortedImageMultiplication, self.intrinsicCameraMatrix, self.distortionCoefficients) |
2918de3d40fc
first working version of display of merged tracking
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
836
diff
changeset
|
162 else: |
2918de3d40fc
first working version of display of merged tracking
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
836
diff
changeset
|
163 self.map1 = None |
2918de3d40fc
first working version of display of merged tracking
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
836
diff
changeset
|
164 self.map2 = None |
861
f9c9457b60c2
modification of storage of intrinsic camera and distortion parameters
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
846
diff
changeset
|
165 |
f9c9457b60c2
modification of storage of intrinsic camera and distortion parameters
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
846
diff
changeset
|
166 @staticmethod |
862
2d6249fe905a
correcting bug
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
861
diff
changeset
|
167 def getCameraType(session, cameraTypeId, resX = None): |
861
f9c9457b60c2
modification of storage of intrinsic camera and distortion parameters
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
846
diff
changeset
|
168 'Returns the site(s) matching the index or the name' |
f9c9457b60c2
modification of storage of intrinsic camera and distortion parameters
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
846
diff
changeset
|
169 if str.isdigit(cameraTypeId): |
f9c9457b60c2
modification of storage of intrinsic camera and distortion parameters
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
846
diff
changeset
|
170 return session.query(CameraType).filter(CameraType.idx == int(cameraTypeId)).all() |
f9c9457b60c2
modification of storage of intrinsic camera and distortion parameters
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
846
diff
changeset
|
171 else: |
862
2d6249fe905a
correcting bug
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
861
diff
changeset
|
172 if resX is not None: |
2d6249fe905a
correcting bug
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
861
diff
changeset
|
173 return session.query(CameraType).filter(CameraType.name.like('%'+cameraTypeId+'%')).filter(CameraType.resX == resX).all() |
2d6249fe905a
correcting bug
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
861
diff
changeset
|
174 else: |
2d6249fe905a
correcting bug
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
861
diff
changeset
|
175 return session.query(CameraType).filter(CameraType.name.like('%'+cameraTypeId+'%')).all() |
861
f9c9457b60c2
modification of storage of intrinsic camera and distortion parameters
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
846
diff
changeset
|
176 |
866
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
177 # class SiteDescription(Base): # list of lines and polygons describing the site, eg for sidewalks, center lines |
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
178 |
420
def795d1120f
first work on video metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
diff
changeset
|
179 class CameraView(Base): |
def795d1120f
first work on video metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
diff
changeset
|
180 __tablename__ = 'camera_views' |
580
1262faae12e7
alignments may be stored in metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
491
diff
changeset
|
181 idx = Column(Integer, primary_key=True) |
821
26daf35180ad
finished modification and demo script to replay synchronized video (with same frame rate)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
819
diff
changeset
|
182 description = Column(String) |
865
5afa1d30edd8
minor improvement to path description and path accessors
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
862
diff
changeset
|
183 homographyFilename = Column(String) # path to homograph file, relative to the site name |
580
1262faae12e7
alignments may be stored in metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
491
diff
changeset
|
184 siteIdx = Column(Integer, ForeignKey('sites.idx')) |
819
fc8b3ce629d1
important modifications to metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
805
diff
changeset
|
185 cameraTypeIdx = Column(Integer, ForeignKey('camera_types.idx')) |
fc8b3ce629d1
important modifications to metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
805
diff
changeset
|
186 trackingConfigurationFilename = Column(String) # path to configuration .cfg file, relative to site name |
825
6e4357e9116d
corrected and changed matrix to individual columns
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
821
diff
changeset
|
187 maskFilename = Column(String) # path to mask file, relative to site name |
836
7058a40a4bbc
updated metadata and code to merge features from different cameras
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
830
diff
changeset
|
188 virtual = Column(Boolean) # indicates it is not a real camera view, eg merged |
825
6e4357e9116d
corrected and changed matrix to individual columns
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
821
diff
changeset
|
189 |
819
fc8b3ce629d1
important modifications to metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
805
diff
changeset
|
190 site = relationship("Site", backref=backref('sites', order_by = idx)) |
866
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
191 cameraType = relationship('CameraType', backref=backref('camera_types', order_by = idx)) |
420
def795d1120f
first work on video metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
diff
changeset
|
192 |
836
7058a40a4bbc
updated metadata and code to merge features from different cameras
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
830
diff
changeset
|
193 def __init__(self, description, homographyFilename, site, cameraType, trackingConfigurationFilename, maskFilename, virtual = False): |
821
26daf35180ad
finished modification and demo script to replay synchronized video (with same frame rate)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
819
diff
changeset
|
194 self.description = description |
421
4fce27946c60
first example of video metadata using sqlalchemy
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
420
diff
changeset
|
195 self.homographyFilename = homographyFilename |
4fce27946c60
first example of video metadata using sqlalchemy
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
420
diff
changeset
|
196 self.site = site |
819
fc8b3ce629d1
important modifications to metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
805
diff
changeset
|
197 self.cameraType = cameraType |
fc8b3ce629d1
important modifications to metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
805
diff
changeset
|
198 self.trackingConfigurationFilename = trackingConfigurationFilename |
825
6e4357e9116d
corrected and changed matrix to individual columns
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
821
diff
changeset
|
199 self.maskFilename = maskFilename |
836
7058a40a4bbc
updated metadata and code to merge features from different cameras
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
830
diff
changeset
|
200 self.virtual = virtual |
421
4fce27946c60
first example of video metadata using sqlalchemy
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
420
diff
changeset
|
201 |
422
67c7ff5d6b26
added new fields for units, getting filenames
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
421
diff
changeset
|
202 def getHomographyFilename(self, relativeToSiteFilename = True): |
67c7ff5d6b26
added new fields for units, getting filenames
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
421
diff
changeset
|
203 if relativeToSiteFilename: |
865
5afa1d30edd8
minor improvement to path description and path accessors
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
862
diff
changeset
|
204 return path.join(self.site.getPath(), self.homographyFilename) |
422
67c7ff5d6b26
added new fields for units, getting filenames
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
421
diff
changeset
|
205 else: |
67c7ff5d6b26
added new fields for units, getting filenames
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
421
diff
changeset
|
206 return self.homographyFilename |
67c7ff5d6b26
added new fields for units, getting filenames
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
421
diff
changeset
|
207 |
819
fc8b3ce629d1
important modifications to metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
805
diff
changeset
|
208 def getTrackingConfigurationFilename(self, relativeToSiteFilename = True): |
fc8b3ce629d1
important modifications to metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
805
diff
changeset
|
209 if relativeToSiteFilename: |
865
5afa1d30edd8
minor improvement to path description and path accessors
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
862
diff
changeset
|
210 return path.join(self.site.getPath(), self.trackingConfigurationFilename) |
819
fc8b3ce629d1
important modifications to metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
805
diff
changeset
|
211 else: |
fc8b3ce629d1
important modifications to metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
805
diff
changeset
|
212 return self.trackingConfigurationFilename |
fc8b3ce629d1
important modifications to metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
805
diff
changeset
|
213 |
825
6e4357e9116d
corrected and changed matrix to individual columns
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
821
diff
changeset
|
214 def getMaskFilename(self, relativeToSiteFilename = True): |
6e4357e9116d
corrected and changed matrix to individual columns
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
821
diff
changeset
|
215 if relativeToSiteFilename: |
865
5afa1d30edd8
minor improvement to path description and path accessors
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
862
diff
changeset
|
216 return path.join(self.site.getPath(), self.maskFilename) |
825
6e4357e9116d
corrected and changed matrix to individual columns
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
821
diff
changeset
|
217 else: |
6e4357e9116d
corrected and changed matrix to individual columns
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
821
diff
changeset
|
218 return self.maskFilename |
6e4357e9116d
corrected and changed matrix to individual columns
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
821
diff
changeset
|
219 |
819
fc8b3ce629d1
important modifications to metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
805
diff
changeset
|
220 def getTrackingParameters(self): |
825
6e4357e9116d
corrected and changed matrix to individual columns
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
821
diff
changeset
|
221 return ProcessParameters(self.getTrackingConfigurationFilename()) |
819
fc8b3ce629d1
important modifications to metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
805
diff
changeset
|
222 |
825
6e4357e9116d
corrected and changed matrix to individual columns
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
821
diff
changeset
|
223 def getHomographyDistanceUnit(self): |
6e4357e9116d
corrected and changed matrix to individual columns
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
821
diff
changeset
|
224 return self.site.worldDistanceUnit |
6e4357e9116d
corrected and changed matrix to individual columns
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
821
diff
changeset
|
225 |
866
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
226 # class Alignment(Base): |
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
227 # __tablename__ = 'alignments' |
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
228 # idx = Column(Integer, primary_key=True) |
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
229 # cameraViewIdx = Column(Integer, ForeignKey('camera_views.idx')) # should be sites?? |
580
1262faae12e7
alignments may be stored in metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
491
diff
changeset
|
230 |
866
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
231 # cameraView = relationship("CameraView", backref=backref('alignments', order_by = idx)) |
580
1262faae12e7
alignments may be stored in metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
491
diff
changeset
|
232 |
866
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
233 # def __init__(self, cameraView): |
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
234 # self.cameraView = cameraView |
580
1262faae12e7
alignments may be stored in metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
491
diff
changeset
|
235 |
866
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
236 # class Point(Base): |
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
237 # __tablename__ = 'points' |
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
238 # alignmentIdx = Column(Integer, ForeignKey('alignments.idx'), primary_key=True) |
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
239 # index = Column(Integer, primary_key=True) # order of points in this alignment |
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
240 # x = Column(Float) |
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
241 # y = Column(Float) |
580
1262faae12e7
alignments may be stored in metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
491
diff
changeset
|
242 |
866
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
243 # alignment = relationship("Alignment", backref=backref('alignments', order_by = index)) |
580
1262faae12e7
alignments may be stored in metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
491
diff
changeset
|
244 |
866
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
245 # def __init__(self, alignmentIdx, index, x, y): |
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
246 # self.alignmentIdx = alignmentIdx |
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
247 # self.index = index |
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
248 # self.x = x |
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
249 # self.y = y |
580
1262faae12e7
alignments may be stored in metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
491
diff
changeset
|
250 |
420
def795d1120f
first work on video metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
diff
changeset
|
251 class VideoSequence(Base): |
def795d1120f
first work on video metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
diff
changeset
|
252 __tablename__ = 'video_sequences' |
580
1262faae12e7
alignments may be stored in metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
491
diff
changeset
|
253 idx = Column(Integer, primary_key=True) |
865
5afa1d30edd8
minor improvement to path description and path accessors
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
862
diff
changeset
|
254 name = Column(String) # path to the video file relative to the the site name |
420
def795d1120f
first work on video metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
diff
changeset
|
255 startTime = Column(DateTime) |
821
26daf35180ad
finished modification and demo script to replay synchronized video (with same frame rate)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
819
diff
changeset
|
256 duration = Column(Interval) # video sequence duration |
865
5afa1d30edd8
minor improvement to path description and path accessors
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
862
diff
changeset
|
257 databaseFilename = Column(String) # path to the database file relative to the the site name |
836
7058a40a4bbc
updated metadata and code to merge features from different cameras
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
830
diff
changeset
|
258 virtual = Column(Boolean) # indicates it is not a real video sequence (no video file), eg merged |
580
1262faae12e7
alignments may be stored in metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
491
diff
changeset
|
259 cameraViewIdx = Column(Integer, ForeignKey('camera_views.idx')) |
420
def795d1120f
first work on video metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
diff
changeset
|
260 |
866
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
261 cameraView = relationship("CameraView", backref=backref('camera_views', order_by = idx)) |
420
def795d1120f
first work on video metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
diff
changeset
|
262 |
836
7058a40a4bbc
updated metadata and code to merge features from different cameras
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
830
diff
changeset
|
263 def __init__(self, name, startTime, duration, cameraView, databaseFilename = None, virtual = False): |
821
26daf35180ad
finished modification and demo script to replay synchronized video (with same frame rate)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
819
diff
changeset
|
264 '''startTime is passed as string in utils.datetimeFormat, eg 2011-06-22 10:00:39 |
26daf35180ad
finished modification and demo script to replay synchronized video (with same frame rate)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
819
diff
changeset
|
265 duration is a timedelta object''' |
421
4fce27946c60
first example of video metadata using sqlalchemy
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
420
diff
changeset
|
266 self.name = name |
828
14e4ad7c7420
work on merging data for synchronized views
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
825
diff
changeset
|
267 if isinstance(startTime, str): |
14e4ad7c7420
work on merging data for synchronized views
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
825
diff
changeset
|
268 self.startTime = datetime.strptime(startTime, datetimeFormat) |
14e4ad7c7420
work on merging data for synchronized views
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
825
diff
changeset
|
269 else: |
14e4ad7c7420
work on merging data for synchronized views
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
825
diff
changeset
|
270 self.startTime = startTime |
421
4fce27946c60
first example of video metadata using sqlalchemy
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
420
diff
changeset
|
271 self.duration = duration |
4fce27946c60
first example of video metadata using sqlalchemy
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
420
diff
changeset
|
272 self.cameraView = cameraView |
819
fc8b3ce629d1
important modifications to metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
805
diff
changeset
|
273 if databaseFilename is None and len(self.name) > 0: |
fc8b3ce629d1
important modifications to metadata
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
805
diff
changeset
|
274 self.databaseFilename = removeExtension(self.name)+'.sqlite' |
846 | 275 else: |
276 self.databaseFilename = databaseFilename | |
836
7058a40a4bbc
updated metadata and code to merge features from different cameras
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
830
diff
changeset
|
277 self.virtual = virtual |
421
4fce27946c60
first example of video metadata using sqlalchemy
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
420
diff
changeset
|
278 |
422
67c7ff5d6b26
added new fields for units, getting filenames
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
421
diff
changeset
|
279 def getVideoSequenceFilename(self, relativeToSiteFilename = True): |
67c7ff5d6b26
added new fields for units, getting filenames
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
421
diff
changeset
|
280 if relativeToSiteFilename: |
865
5afa1d30edd8
minor improvement to path description and path accessors
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
862
diff
changeset
|
281 return path.join(self.cameraView.site.getPath(), self.name) |
422
67c7ff5d6b26
added new fields for units, getting filenames
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
421
diff
changeset
|
282 else: |
67c7ff5d6b26
added new fields for units, getting filenames
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
421
diff
changeset
|
283 return self.name |
67c7ff5d6b26
added new fields for units, getting filenames
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
421
diff
changeset
|
284 |
830
2a5856961933
first working version of feature merging (works with feature grouping)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
828
diff
changeset
|
285 def getDatabaseFilename(self, relativeToSiteFilename = True): |
2a5856961933
first working version of feature merging (works with feature grouping)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
828
diff
changeset
|
286 if relativeToSiteFilename: |
865
5afa1d30edd8
minor improvement to path description and path accessors
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
862
diff
changeset
|
287 return path.join(self.cameraView.site.getPath(), self.databaseFilename) |
830
2a5856961933
first working version of feature merging (works with feature grouping)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
828
diff
changeset
|
288 else: |
2a5856961933
first working version of feature merging (works with feature grouping)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
828
diff
changeset
|
289 return self.databaseFilename |
2a5856961933
first working version of feature merging (works with feature grouping)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
828
diff
changeset
|
290 |
828
14e4ad7c7420
work on merging data for synchronized views
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
825
diff
changeset
|
291 def getTimeInterval(self): |
14e4ad7c7420
work on merging data for synchronized views
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
825
diff
changeset
|
292 return TimeInterval(self.startTime, self.startTime+self.duration) |
14e4ad7c7420
work on merging data for synchronized views
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
825
diff
changeset
|
293 |
821
26daf35180ad
finished modification and demo script to replay synchronized video (with same frame rate)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
819
diff
changeset
|
294 def containsInstant(self, instant): |
26daf35180ad
finished modification and demo script to replay synchronized video (with same frame rate)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
819
diff
changeset
|
295 'instant is a datetime' |
26daf35180ad
finished modification and demo script to replay synchronized video (with same frame rate)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
819
diff
changeset
|
296 return self.startTime <= instant and self.startTime+self.duration |
828
14e4ad7c7420
work on merging data for synchronized views
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
825
diff
changeset
|
297 |
14e4ad7c7420
work on merging data for synchronized views
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
825
diff
changeset
|
298 def intersection(self, startTime, endTime): |
14e4ad7c7420
work on merging data for synchronized views
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
825
diff
changeset
|
299 'returns the moving.TimeInterval intersection with [startTime, endTime]' |
14e4ad7c7420
work on merging data for synchronized views
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
825
diff
changeset
|
300 return TimeInterval.intersection(self.getTimeInterval(), TimeInterval(startTime, endTime)) |
821
26daf35180ad
finished modification and demo script to replay synchronized video (with same frame rate)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
819
diff
changeset
|
301 |
26daf35180ad
finished modification and demo script to replay synchronized video (with same frame rate)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
819
diff
changeset
|
302 def getFrameNum(self, instant): |
26daf35180ad
finished modification and demo script to replay synchronized video (with same frame rate)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
819
diff
changeset
|
303 'Warning, there is no check of correct time units' |
26daf35180ad
finished modification and demo script to replay synchronized video (with same frame rate)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
819
diff
changeset
|
304 if self.containsInstant(instant): |
26daf35180ad
finished modification and demo script to replay synchronized video (with same frame rate)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
819
diff
changeset
|
305 return int(floor((instant-self.startTime).seconds*self.cameraView.cameraType.frameRate)) |
26daf35180ad
finished modification and demo script to replay synchronized video (with same frame rate)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
819
diff
changeset
|
306 else: |
26daf35180ad
finished modification and demo script to replay synchronized video (with same frame rate)
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
819
diff
changeset
|
307 return None |
424 | 308 |
865
5afa1d30edd8
minor improvement to path description and path accessors
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
862
diff
changeset
|
309 class TrackingAnnotation(Base): |
5afa1d30edd8
minor improvement to path description and path accessors
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
862
diff
changeset
|
310 __tablename__ = 'tracking_annotations' |
5afa1d30edd8
minor improvement to path description and path accessors
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
862
diff
changeset
|
311 idx = Column(Integer, primary_key=True) |
5afa1d30edd8
minor improvement to path description and path accessors
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
862
diff
changeset
|
312 description = Column(String) # description |
866
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
313 groundTruthFilename = Column(String) |
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
314 firstFrameNum = Column(Integer) # first frame num of annotated data (could be computed on less data) |
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
315 lastFrameNum = Column(Integer) |
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
316 videoSequenceIdx = Column(Integer, ForeignKey('video_sequences.idx')) |
867
003445db1e30
forgot annotation mask filename
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
866
diff
changeset
|
317 maskFilename = Column(String) # path to mask file (can be different from camera view, for annotations), relative to site name |
866
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
318 undistorted = Column(Boolean) # indicates whether the annotations were done in undistorted video space |
865
5afa1d30edd8
minor improvement to path description and path accessors
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
862
diff
changeset
|
319 |
866
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
320 videoSequence = relationship("VideoSequence", backref=backref('video_sequences', order_by = idx)) |
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
321 |
867
003445db1e30
forgot annotation mask filename
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
866
diff
changeset
|
322 def __init__(self, description, groundTruthFilename, firstFrameNum, lastFrameNum, videoSequence, maskFilename, undistorted = True): |
866
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
323 self.description = description |
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
324 self.groundTruthFilename = groundTruthFilename |
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
325 self.firstFrameNum = firstFrameNum |
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
326 self.lastFrameNum = lastFrameNum |
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
327 self.videoSequence = videoSequence |
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
328 self.undistorted = undistorted |
867
003445db1e30
forgot annotation mask filename
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
866
diff
changeset
|
329 self.maskFilename = maskFilename |
866
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
330 |
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
331 def getGroundTruthFilename(self, relativeToSiteFilename = True): |
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
332 if relativeToSiteFilename: |
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
333 return path.join(self.videoSequence.cameraView.site.getPath(), self.groundTruthFilename) |
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
334 else: |
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
335 return self.groundTruthFilename |
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
336 |
867
003445db1e30
forgot annotation mask filename
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
866
diff
changeset
|
337 def getMaskFilename(self, relativeToSiteFilename = True): |
003445db1e30
forgot annotation mask filename
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
866
diff
changeset
|
338 if relativeToSiteFilename: |
003445db1e30
forgot annotation mask filename
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
866
diff
changeset
|
339 return path.join(self.videoSequence.cameraView.site.getPath(), self.maskFilename) |
003445db1e30
forgot annotation mask filename
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
866
diff
changeset
|
340 else: |
003445db1e30
forgot annotation mask filename
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
866
diff
changeset
|
341 return self.maskFilename |
003445db1e30
forgot annotation mask filename
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
866
diff
changeset
|
342 |
866
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
343 def getTimeInterval(self): |
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
344 return TimeInterval(self.firstFrameNum, self.lastFrameNum) |
8fba46899e74
addition of class to represent tracking annotations
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
865
diff
changeset
|
345 |
422
67c7ff5d6b26
added new fields for units, getting filenames
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
421
diff
changeset
|
346 # add class for Analysis: foreign key VideoSequenceId, dataFilename, configFilename (get the one from camera view by default), mask? (no, can be referenced in the tracking cfg file) |
67c7ff5d6b26
added new fields for units, getting filenames
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
421
diff
changeset
|
347 |
421
4fce27946c60
first example of video metadata using sqlalchemy
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
420
diff
changeset
|
348 # class Analysis(Base): # parameters necessary for processing the data: free form |
4fce27946c60
first example of video metadata using sqlalchemy
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
420
diff
changeset
|
349 # eg bounding box depends on camera view, tracking configuration depends on camera view |
424 | 350 # results: sqlite |
421
4fce27946c60
first example of video metadata using sqlalchemy
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
420
diff
changeset
|
351 |
426
334e1151828b
corrected creation and connection to database + helper function to generate sites and camera views
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
425
diff
changeset
|
352 def createDatabase(filename): |
334e1151828b
corrected creation and connection to database + helper function to generate sites and camera views
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
425
diff
changeset
|
353 'creates a session to query the filename' |
334e1151828b
corrected creation and connection to database + helper function to generate sites and camera views
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
425
diff
changeset
|
354 engine = create_engine('sqlite:///'+filename) |
421
4fce27946c60
first example of video metadata using sqlalchemy
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
420
diff
changeset
|
355 Base.metadata.create_all(engine) |
426
334e1151828b
corrected creation and connection to database + helper function to generate sites and camera views
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
425
diff
changeset
|
356 Session = sessionmaker(bind=engine) |
334e1151828b
corrected creation and connection to database + helper function to generate sites and camera views
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
425
diff
changeset
|
357 return Session() |
425
a31dde19caa8
connect function
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
424
diff
changeset
|
358 |
426
334e1151828b
corrected creation and connection to database + helper function to generate sites and camera views
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
425
diff
changeset
|
359 def connectDatabase(filename): |
425
a31dde19caa8
connect function
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
424
diff
changeset
|
360 'creates a session to query the filename' |
a31dde19caa8
connect function
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
424
diff
changeset
|
361 engine = create_engine('sqlite:///'+filename) |
a31dde19caa8
connect function
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
424
diff
changeset
|
362 Session = sessionmaker(bind=engine) |
a31dde19caa8
connect function
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
424
diff
changeset
|
363 return Session() |
426
334e1151828b
corrected creation and connection to database + helper function to generate sites and camera views
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
425
diff
changeset
|
364 |
334e1151828b
corrected creation and connection to database + helper function to generate sites and camera views
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
425
diff
changeset
|
365 def initializeSites(session, directoryName): |
334e1151828b
corrected creation and connection to database + helper function to generate sites and camera views
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
425
diff
changeset
|
366 '''Initializes default site objects and Camera Views |
334e1151828b
corrected creation and connection to database + helper function to generate sites and camera views
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
425
diff
changeset
|
367 |
334e1151828b
corrected creation and connection to database + helper function to generate sites and camera views
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
425
diff
changeset
|
368 eg somedirectory/montreal/ contains intersection1, intersection2, etc. |
334e1151828b
corrected creation and connection to database + helper function to generate sites and camera views
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
425
diff
changeset
|
369 The site names would be somedirectory/montreal/intersection1, somedirectory/montreal/intersection2, etc.''' |
334e1151828b
corrected creation and connection to database + helper function to generate sites and camera views
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
425
diff
changeset
|
370 from os import listdir, path |
334e1151828b
corrected creation and connection to database + helper function to generate sites and camera views
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
425
diff
changeset
|
371 sites = [] |
334e1151828b
corrected creation and connection to database + helper function to generate sites and camera views
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
425
diff
changeset
|
372 cameraViews = [] |
334e1151828b
corrected creation and connection to database + helper function to generate sites and camera views
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
425
diff
changeset
|
373 names = listdir(directoryName) |
334e1151828b
corrected creation and connection to database + helper function to generate sites and camera views
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
425
diff
changeset
|
374 for name in names: |
334e1151828b
corrected creation and connection to database + helper function to generate sites and camera views
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
425
diff
changeset
|
375 if path.isdir(directoryName+'/'+name): |
334e1151828b
corrected creation and connection to database + helper function to generate sites and camera views
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
425
diff
changeset
|
376 sites.append(Site(directoryName+'/'+name, None)) |
334e1151828b
corrected creation and connection to database + helper function to generate sites and camera views
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
425
diff
changeset
|
377 cameraViews.append(CameraView(-1, None, None, sites[-1], None)) |
334e1151828b
corrected creation and connection to database + helper function to generate sites and camera views
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
425
diff
changeset
|
378 session.add_all(sites) |
334e1151828b
corrected creation and connection to database + helper function to generate sites and camera views
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
425
diff
changeset
|
379 session.add_all(cameraViews) |
334e1151828b
corrected creation and connection to database + helper function to generate sites and camera views
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
425
diff
changeset
|
380 session.commit() |
334e1151828b
corrected creation and connection to database + helper function to generate sites and camera views
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
425
diff
changeset
|
381 # TODO crawler for video files? |