def to_tile_rect(rect, zoom):
minPoint = Point.from_latitude_longitude(rect.minX, rect.minY)
maxPoint = Point.from_latitude_longitude(rect.maxX, rect.maxY)
minTilePoint = minPoint.pixels(zoom)
maxTilePoint = maxPoint.pixels(zoom)
return rect_2d(minTilePoint[0] // tile_size, minTilePoint[1] // tile_size,
maxTilePoint[0] // tile_size, maxTilePoint[1] // tile_size)
def georeference(self):
"""
:return:
"""
print('Georeferencing ...')
# tile_start = Tile.for_latitude_longitude(self.lat_start, self.lon_start, self.zoom)
# tile_stop = Tile.for_latitude_longitude(self.lat_stop, self.lon_stop, self.zoom)
Xs, Ys = self.tiles_in_dir()
start_x, start_y = min(Xs), min(Ys)
stop_x, stop_y = max(Xs), max(Ys)
tile_start = Tile.from_google(start_x, start_y, self.zoom)
tile_stop = Tile.from_google(stop_x, stop_y, self.zoom)
point_start = Point.from_latitude_longitude(
max(tile_start.bounds[0][0], tile_start.bounds[1][0]),
min(tile_start.bounds[0][1], tile_start.bounds[1][1]))
point_stop = Point.from_latitude_longitude(
min(tile_stop.bounds[0][0], tile_stop.bounds[1][0]),
max(tile_stop.bounds[0][1], tile_stop.bounds[1][1]))
# print(point_start.meters, point_stop.meters)
if 'bing' in self.map or 'google' in self.map:
a_srs = 'EPSG:3857'
else:
a_srs = 'EPSG:4326'
# Georeferencing
os.system(
"gdal_translate -of GTiff -co BIGTIFF=YES -co NUM_THREADS=8 -a_ullr "
+ str(point_start.meters[0]) + " " + str(point_start.meters[1]) +
" " + str(point_stop.meters[0]) + " " + str(point_stop.meters[1]) +
" " + "-a_srs " + a_srs + " " + self.map + "_" + self.mode +
"_stitched.tif result.tif")
# warping with conversion to RGBA
# --config GDAL_CACHEMAX 32000 - wm 1500
os.system(
"gdalwarp -dstalpha -srcnodata 0 -dstnodata 0 -overwrite -wo NUM_THREADS=8 "
+ "-co COMPRESS=PACKBITS -co BIGTIFF=YES " + "-s_srs " + a_srs +
" -t_srs EPSG:4326 result.tif " + self.map + "_" + self.mode +
"_gcps.tif")
os.remove('result.tif')
print('Georeferencing Complete!')
def _tile_at(point, zoom):
"""Return the map tile located at the given point in Spherical
Mercator coordinates with the specified zoom level.
"""
point = PyGeoPoint.from_meters(point[0], point[1])
tile = PyGeoTile.for_point(point, zoom)
return tile.google
def test_assert_pixel_y(pixel_y, zoom):
pixel_x = 1
with pytest.raises(AssertionError) as assertion_info:
_ = Point.from_pixel(pixel_x=pixel_x, pixel_y=pixel_y, zoom=zoom)
assert 'Point Y needs to be a value between 0 and (2^zoom) * 256.' in str(
assertion_info.value)
def test_assert_meter_y(meter_y):
meter_x = 0.0
with pytest.raises(AssertionError) as assertion_info:
_ = Point.from_meters(meter_x=meter_x, meter_y=meter_y)
assert 'Meter Y needs to be a value between -{0} and {0}.'.format(
ORIGIN_SHIFT) in str(assertion_info.value)
def test_from_meters(chicago_latitude_longitude, chicago_meters):
meter_x, meter_y = chicago_meters
point = Point.from_meters(meter_x=meter_x, meter_y=meter_y)
assert point.meters == pytest.approx(chicago_meters, abs=0.1)
assert point.latitude_longitude == pytest.approx(
chicago_latitude_longitude, abs=0.1)
def test_assert_longitude(longitude):
latitude = 0.0
with pytest.raises(AssertionError) as assertion_info:
_ = Point.from_latitude_longitude(latitude=latitude,
longitude=longitude)
assert 'Longitude needs to be a value between -180.0 and 180.0.' in str(
assertion_info.value)
def convert_lon_lat_2_x_y(self, longitude, latitude, altitude=0.0):
point = Point.from_latitude_longitude(latitude, longitude)
# The source code of from_latitude_longitude method.
# EARTH_RADIUS = 6378137.0
# ORIGIN_SHIFT = 2.0 * math.pi * EARTH_RADIUS / 2.0
# meter_x = longitude * ORIGIN_SHIFT / 180.0
# meter_y = math.log(math.tan((90.0 + latitude) * math.pi / 360.0)) / (math.pi / 180.0)
# meter_y = meter_y * ORIGIN_SHIFT / 180.0
return point.meters[0], point.meters[1], 0.0
def test_from_pixel_chicago(chicago_latitude_longitude, chicago_pixel,
chicago_zoom):
pixel_x, pixel_y = chicago_pixel
point = Point.from_pixel(pixel_x=pixel_x,
pixel_y=pixel_y,
zoom=chicago_zoom)
assert point.pixels(zoom=chicago_zoom) == chicago_pixel
assert point.latitude_longitude == pytest.approx(
chicago_latitude_longitude, abs=0.2)
def _plotw(self, metric, waypoints, i, d):
'''
Plot points for debugging
'''
i1, i2 = int(i), int(i) + 1
x1, y1 = metric.normalize((waypoints[i1].lon, waypoints[i1].lat))
x2, y2 = metric.normalize((waypoints[i2].lon, waypoints[i2].lat))
k = i - i1
xk = x1 * (1 - k) + x2 * k
yk = y1 * (1 - k) + y2 * k
lon, lat = metric.denormalize((xk, yk))
print('PLOT: %s %.1f' % (Point.from_latitude_longitude(lat, lon).meters, d))
def _tiles_from_bbox(bbox, zoom_level):
"""
* Returns all tiles for the specified bounding box
"""
if isinstance(bbox, dict):
point_min = Point.from_latitude_longitude(latitude=bbox['tl'],
longitude=bbox['tr'])
point_max = Point.from_latitude_longitude(latitude=bbox['bl'],
longitude=bbox['br'])
elif isinstance(bbox, list):
point_min = Point.from_latitude_longitude(latitude=bbox[1],
longitude=bbox[0])
point_max = Point.from_latitude_longitude(latitude=bbox[3],
longitude=bbox[2])
else:
raise RuntimeError("bbox must bei either a dict or a list")
tile_min = Tile.for_point(point_min, zoom_level)
tile_max = Tile.for_point(point_max, zoom_level)
tiles = []
for x in range(tile_min.tms_x, tile_max.tms_x + 1):
for y in range(tile_min.tms_y, tile_max.tms_y + 1):
tiles.append(Tile.from_tms(tms_x=x, tms_y=y, zoom=zoom_level))
return tiles
def _load_data(self, s, loader, data):
ajournal, activity_group, first_timestamp, path, records = data
timespan, warned, logged, last_timestamp = None, 0, 0, to_time(0.0)
log.debug(f'Loading {self.record_to_db}')
def is_event(record, *types):
event = False
if record.name == 'event':
event = record.value.event == 'timer' and record.value.event_type in types
# log.debug(f'Event: {event} for {types} ({record})')
if event: log.debug(f'{types} at {record.timestamp}')
return event
have_timespan = any(is_event(record, 'start') for record in records)
only_records = list(filter(lambda x: x.name == 'record', records))
final_timestamp = only_records[-1].timestamp
if not have_timespan:
first_timestamp = only_records[0].timestamp
log.warning('Experimental handling of data without timespans')
timespan = add(
s,
ActivityTimespan(activity_journal=ajournal,
start=first_timestamp))
for record in records:
if have_timespan and is_event(record, 'start'):
if timespan:
log.warning(
'Ignoring start with no corresponding stop (possible lost data?)'
)
else:
timespan = add(
s,
ActivityTimespan(activity_journal=ajournal,
start=record.value.timestamp,
finish=record.value.timestamp))
elif record.name == 'record':
if record.value.timestamp > last_timestamp:
lat, lon, timestamp = None, None, record.value.timestamp
# customizable loader
for field, name, units, type in self.record_to_db:
value = record.data.get(field, None)
if logged < 3:
log.debug(f'{name} = {value}')
if value is not None:
value = value[0][0]
loader.add(name, units, None, activity_group,
ajournal, value, timestamp, type)
if name == LATITUDE:
lat = value
elif name == LONGITUDE:
lon = value
logged += 1
# values derived from lat/lon
if lat is not None and lon is not None:
x, y = Point.from_latitude_longitude(lat, lon).meters
loader.add(SPHERICAL_MERCATOR_X, M, None,
activity_group, ajournal, x, timestamp,
StatisticJournalFloat)
loader.add(SPHERICAL_MERCATOR_Y, M, None,
activity_group, ajournal, y, timestamp,
StatisticJournalFloat)
if self.add_elevation:
elevation = self.__oracle.elevation(lat, lon)
if elevation:
loader.add(RAW_ELEVATION, M, None,
activity_group, ajournal, elevation,
timestamp, StatisticJournalFloat)
else:
log.warning(
'Ignoring duplicate record data for %s at %s - some data may be missing'
% (path, record.value.timestamp))
last_timestamp = record.value.timestamp
if not have_timespan:
ajournal.finish = record.value.timestamp
elif have_timespan and is_event(record, 'stop_all', 'stop'):
if timespan:
timespan.finish = record.value.timestamp
ajournal.finish = record.value.timestamp
timespan = None
else:
log.debug(
'Ignoring stop with no corresponding start (possible lost data?)'
)
if timespan:
log.warning('Cleaning up dangling timespan')
timespan.finish = final_timestamp
def _load_data(self, s, loader, data):
ajournal, activity_group, first_timestamp, file_scan, kit, device, records = data
timespan, warned, logged, last_timestamp = None, 0, 0, to_time(0.0)
log.debug(f'Loading {self.record_to_db}')
def is_event(record, *types):
if record.name == 'event' and record.value.event == 'timer' and record.value.event_type in types:
log.debug(f'{types} at {record.timestamp}')
return True
else:
return False
have_timespan = any(is_event(record, 'start') for record in records)
only_records = list(filter(lambda x: x.name == 'record', records))
final_timestamp = only_records[-1].timestamp
if kit: loader.add_data(N.KIT, ajournal, kit, ajournal.start)
if device: loader.add_data(N.DEVICE, ajournal, device, ajournal.start)
self._save_name(s, ajournal, file_scan)
self.__ajournal = ajournal
if not have_timespan:
first_timestamp = only_records[0].timestamp
log.warning('Experimental handling of data without timespans')
timespan = add(
s,
ActivityTimespan(activity_journal=ajournal,
start=first_timestamp,
finish=final_timestamp))
for record in records:
if have_timespan and is_event(record, 'start'):
if timespan:
log.warning(
'Ignoring start with no corresponding stop (possible lost data?)'
)
else:
timespan = add(
s,
ActivityTimespan(activity_journal=ajournal,
start=record.value.timestamp,
finish=record.value.timestamp))
elif record.name == 'record':
if record.value.timestamp > last_timestamp:
lat, lon, timestamp = None, None, record.value.timestamp
# elapsed time is not customizable because it needs extra processing
loader.add_data(T.ELAPSED_TIME, ajournal,
(record.value.timestamp -
first_timestamp).total_seconds(),
timestamp)
# customizable loader
for field, title, units, type in self.record_to_db:
value = record.data.get(field, None)
if logged < 3:
log.debug(f'{title} = {value}')
if value is not None:
value = value[0][0]
if units == U.KM: # internally everything uses M
value /= 1000
loader.add_data(title, ajournal, value, timestamp)
if title == T.LATITUDE:
lat = value
elif title == T.LONGITUDE:
lon = value
logged += 1
# values derived from lat/lon
if lat is not None and lon is not None:
x, y = Point.from_latitude_longitude(lat, lon).meters
loader.add_data(N.SPHERICAL_MERCATOR_X, ajournal, x,
timestamp)
loader.add_data(N.SPHERICAL_MERCATOR_Y, ajournal, y,
timestamp)
if self.add_elevation:
elevation = self.__srtm1.elevation(lat, lon)
if elevation:
loader.add_data(N.SRTM1_ELEVATION, ajournal,
elevation, timestamp)
else:
log.warning(
'Ignoring duplicate record data for %s at %s - some data may be missing'
% (file_scan.path, record.value.timestamp))
last_timestamp = record.value.timestamp
if not have_timespan:
ajournal.finish = record.value.timestamp
elif have_timespan and is_event(record, 'stop_all', 'stop'):
if timespan:
timespan.finish = record.value.timestamp
ajournal.finish = record.value.timestamp
timespan = None
else:
log.debug(
'Ignoring stop with no corresponding start (possible lost data?)'
)
if timespan:
log.warning('Cleaning up dangling timespan')
timespan.finish = final_timestamp
def _plot(self, p):
'''
Plot points for debugging
'''
lon, lat = p
print('PLOT: %s' % (Point.from_latitude_longitude(lat, lon).meters, ))
from pygeotile.point import Point
meter_x, meter_y, zoom = -9757148.442088600, 5138517.444985110, 19 # meters in Spherical Mercator EPSG:900913
point = Point.from_meters(meter_x=meter_x, meter_y=meter_y)
print('Pixels: ', point.pixels(zoom=zoom)) # Pixels: (34430592, 49899136)
print('Lat/Lon: ', point.latitude_longitude
) # Lat/Lon: (41.84987190947754, -87.64995574951166)
def _load_data(self, s, loader, data):
ajournal, activity_group, first_timestamp, file_scan, define, records = data
timespan, warned, logged, last_timestamp = None, 0, 0, to_time(0.0)
log.debug(f'Loading {self.record_to_db}')
def is_event(record, *types):
event = False
if record.name == 'event':
event = record.value.event == 'timer' and record.value.event_type in types
if event: log.debug(f'{types} at {record.timestamp}')
return event
have_timespan = any(is_event(record, 'start') for record in records)
only_records = list(filter(lambda x: x.name == 'record', records))
final_timestamp = only_records[-1].timestamp
self._check_overlap(s, first_timestamp, final_timestamp, ajournal)
self._load_define(s, define, ajournal)
self._save_name(s, ajournal, file_scan)
self.__ajournal = ajournal
if not have_timespan:
first_timestamp = only_records[0].timestamp
log.warning('Experimental handling of data without timespans')
timespan = add(
s,
ActivityTimespan(activity_journal=ajournal,
start=first_timestamp,
finish=final_timestamp))
for record in records:
if have_timespan and is_event(record, 'start'):
if timespan:
log.warning(
'Ignoring start with no corresponding stop (possible lost data?)'
)
else:
timespan = add(
s,
ActivityTimespan(activity_journal=ajournal,
start=record.value.timestamp,
finish=record.value.timestamp))
elif record.name == 'record':
if record.value.timestamp > last_timestamp:
lat, lon, timestamp = None, None, record.value.timestamp
# customizable loader
for field, title, units, type in self.record_to_db:
value = record.data.get(field, None)
if logged < 3:
log.debug(f'{title} = {value}')
if value is not None:
value = value[0][0]
if units == Units.KM: # internally everything uses M
value /= 1000
loader.add(
title,
units,
None,
ajournal,
value,
timestamp,
type,
description=
f'The value of field {field} in the FIT record.'
)
if title == T.LATITUDE:
lat = value
elif title == T.LONGITUDE:
lon = value
logged += 1
# values derived from lat/lon
if lat is not None and lon is not None:
x, y = Point.from_latitude_longitude(lat, lon).meters
loader.add(T.SPHERICAL_MERCATOR_X,
Units.M,
None,
ajournal,
x,
timestamp,
StatisticJournalFloat,
description='The WGS84 X coordinate')
loader.add(T.SPHERICAL_MERCATOR_Y,
Units.M,
None,
ajournal,
y,
timestamp,
StatisticJournalFloat,
description='The WGS84 Y coordinate')
if self.add_elevation:
elevation = self.__oracle.elevation(lat, lon)
if elevation:
loader.add(
T.RAW_ELEVATION,
Units.M,
None,
ajournal,
elevation,
timestamp,
StatisticJournalFloat,
description=
'The elevation from SRTM1 at this location'
)
else:
log.warning(
'Ignoring duplicate record data for %s at %s - some data may be missing'
% (file_scan.path, record.value.timestamp))
last_timestamp = record.value.timestamp
if not have_timespan:
ajournal.finish = record.value.timestamp
elif have_timespan and is_event(record, 'stop_all', 'stop'):
if timespan:
timespan.finish = record.value.timestamp
ajournal.finish = record.value.timestamp
timespan = None
else:
log.debug(
'Ignoring stop with no corresponding start (possible lost data?)'
)
if timespan:
log.warning('Cleaning up dangling timespan')
timespan.finish = final_timestamp
def latlon2quadkey(self, lat, lon, zoom):
point = Point.from_latitude_longitude(latitude=lat, longitude=lon) # point from lat lon in WGS84
tile = Tile.for_latitude_longitude(point.latitude_longitude[0], point.latitude_longitude[1], zoom)
return tile.quad_tree
def test_from_coordinates(latitude_longitude):
latitude, longitude = latitude_longitude
point = Point.from_latitude_longitude(latitude=latitude,
longitude=longitude)
assert point.latitude_longitude == latitude_longitude
def test_meters_to_pixels(meter_x, meter_y, expected):
point = Point.from_meters(meter_x=meter_x, meter_y=meter_y)
assert point.latitude_longitude == pytest.approx(expected, abs=0.1)
assert point.meters == pytest.approx((meter_x, meter_y), abs=0.1)
def test_pixels_to_latitude_longitude(pixel_x, pixel_y, zoom, expected):
point = Point.from_pixel(pixel_x=pixel_x, pixel_y=pixel_y, zoom=zoom)
assert point.latitude_longitude == pytest.approx(expected, abs=0.1)
assert point.pixels(zoom=zoom) == (pixel_x, pixel_y)
def test_pixels_to_meters(pixel_x, pixel_y, zoom, expected):
point = Point.from_pixel(pixel_x=pixel_x, pixel_y=pixel_y, zoom=zoom)
assert point.meters == pytest.approx(expected, abs=0.1)
assert point.pixels(zoom=zoom) == (pixel_x, pixel_y)
def test_no_assert_meter_y(meter_y):
meter_x = 10.0
_ = Point.from_meters(meter_x=meter_x, meter_y=meter_y)
assert "No assertion raise :)"
def test_no_assert_latitude(latitude):
longitude = 10.0
_ = Point.from_latitude_longitude(latitude=latitude, longitude=longitude)
assert "No assertion raise :)"
def test_no_assert_pixel_y(pixel_y, zoom):
pixel_x = 10.0
_ = Point.from_pixel(pixel_x=pixel_x, pixel_y=pixel_y, zoom=zoom)
assert "No assertion raise :)"
