-
-
Notifications
You must be signed in to change notification settings - Fork 3k
/
retile.py
216 lines (176 loc) · 10 KB
/
retile.py
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
# -*- coding: utf-8 -*-
"""
***************************************************************************
retile.py
---------------------
Date : January 2016
Copyright : (C) 2016 by Médéric Ribreux
Email : mederic dot ribreux at medspx dot fr
***************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
***************************************************************************
"""
__author__ = 'Médéric Ribreux'
__date__ = 'January 2016'
__copyright__ = '(C) 2016, Médéric Ribreux'
# This will get replaced with a git SHA1 when you do a git archive
__revision__ = '$Format:%H$'
from qgis.core import (QgsProcessing,
QgsProcessingParameterDefinition,
QgsProcessingParameterMultipleLayers,
QgsProcessingParameterCrs,
QgsProcessingParameterEnum,
QgsProcessingParameterString,
QgsProcessingParameterNumber,
QgsProcessingParameterBoolean,
QgsProcessingParameterFileDestination,
QgsProcessingParameterFolderDestination)
from processing.algs.gdal.GdalAlgorithm import GdalAlgorithm
from processing.algs.gdal.GdalUtils import GdalUtils
from processing.tools.system import isWindows
class retile(GdalAlgorithm):
INPUT = 'INPUT'
TILE_SIZE_X = 'TILE_SIZE_X'
TILE_SIZE_Y = 'TILE_SIZE_Y'
OVERLAP = 'OVERLAP'
LEVELS = 'LEVELS'
SOURCE_CRS = 'SOURCE_CRS'
FORMAT = 'FORMAT'
RESAMPLING = 'RESAMPLING'
OPTIONS = 'OPTIONS'
DATA_TYPE = 'DATA_TYPE'
DELIMITER = 'DELIMITER'
ONLY_PYRAMIDS = 'ONLY_PYRAMIDS'
DIR_FOR_ROW = 'DIR_FOR_ROW'
OUTPUT = 'OUTPUT'
OUTPUT_CSV = 'OUTPUT_CSV'
TYPES = ['Byte', 'Int16', 'UInt16', 'UInt32', 'Int32', 'Float32', 'Float64', 'CInt16', 'CInt32', 'CFloat32', 'CFloat64']
def __init__(self):
super().__init__()
def initAlgorithm(self, config=None):
self.methods = ((self.tr('Nearest neighbour'), 'near'),
(self.tr('Bilinear'), 'bilinear'),
(self.tr('Cubic'), 'cubic'),
(self.tr('Cubic spline'), 'cubicspline'),
(self.tr('Lanczos windowed sinc'), 'lanczos'),)
self.addParameter(QgsProcessingParameterMultipleLayers(self.INPUT,
self.tr('Input files'),
QgsProcessing.TypeRaster))
self.addParameter(QgsProcessingParameterNumber(self.TILE_SIZE_X,
self.tr('Tile width'),
type=QgsProcessingParameterNumber.Integer,
minValue=0,
defaultValue=256))
self.addParameter(QgsProcessingParameterNumber(self.TILE_SIZE_Y,
self.tr('Tile height'),
type=QgsProcessingParameterNumber.Integer,
minValue=0,
defaultValue=256))
self.addParameter(QgsProcessingParameterNumber(self.OVERLAP,
self.tr('Overlap in pixels between consecutive tiles'),
type=QgsProcessingParameterNumber.Integer,
minValue=0,
defaultValue=0))
self.addParameter(QgsProcessingParameterNumber(self.LEVELS,
self.tr('Number of pyramids levels to build'),
type=QgsProcessingParameterNumber.Integer,
minValue=0,
defaultValue=1))
params = []
params.append(QgsProcessingParameterCrs(self.SOURCE_CRS,
self.tr('Source coordinate reference system'),
optional=True))
params.append(QgsProcessingParameterEnum(self.RESAMPLING,
self.tr('Resampling method'),
options=[i[0] for i in self.methods],
allowMultiple=False,
defaultValue=0))
params.append(QgsProcessingParameterString(self.DELIMITER,
self.tr('Column delimiter used in the CSV file'),
defaultValue=';',
optional=True))
options_param = QgsProcessingParameterString(self.OPTIONS,
self.tr('Additional creation options'),
defaultValue='',
optional=True)
options_param.setMetadata({
'widget_wrapper': {
'class': 'processing.algs.gdal.ui.RasterOptionsWidget.RasterOptionsWidgetWrapper'}})
params.append(options_param)
params.append(QgsProcessingParameterEnum(self.DATA_TYPE,
self.tr('Output data type'),
self.TYPES,
allowMultiple=False,
defaultValue=5))
params.append(QgsProcessingParameterBoolean(self.ONLY_PYRAMIDS,
self.tr('Build only the pyramids'),
defaultValue=False))
params.append(QgsProcessingParameterBoolean(self.DIR_FOR_ROW,
self.tr('Use separate directory for each tiles row'),
defaultValue=False))
for param in params:
param.setFlags(param.flags() | QgsProcessingParameterDefinition.FlagAdvanced)
self.addParameter(param)
self.addParameter(QgsProcessingParameterFolderDestination(self.OUTPUT,
self.tr('Output directory')))
output_csv_param = QgsProcessingParameterFileDestination(self.OUTPUT_CSV,
self.tr('CSV file containing the tile(s) georeferencing information'),
'CSV files (*.csv)',
optional=True)
output_csv_param.setCreateByDefault(False)
self.addParameter(output_csv_param)
def name(self):
return 'retile'
def displayName(self):
return self.tr('Retile')
def group(self):
return self.tr('Raster miscellaneous')
def groupId(self):
return 'rastermiscellaneous'
def commandName(self):
return "gdal_retile"
def getConsoleCommands(self, parameters, context, feedback, executing=True):
arguments = []
arguments.append('-ps')
arguments.append(str(self.parameterAsInt(parameters, self.TILE_SIZE_X, context)))
arguments.append(str(self.parameterAsInt(parameters, self.TILE_SIZE_Y, context)))
arguments.append('-overlap')
arguments.append(str(self.parameterAsInt(parameters, self.OVERLAP, context)))
arguments.append('-levels')
arguments.append(str(self.parameterAsInt(parameters, self.LEVELS, context)))
crs = self.parameterAsCrs(parameters, self.SOURCE_CRS, context)
if crs.isValid():
arguments.append('-s_srs')
arguments.append(GdalUtils.gdal_crs_string(crs))
arguments.append('-r')
arguments.append(self.methods[self.parameterAsEnum(parameters, self.RESAMPLING, context)][1])
arguments.append('-ot')
arguments.append(self.TYPES[self.parameterAsEnum(parameters, self.DATA_TYPE, context)])
options = self.parameterAsString(parameters, self.OPTIONS, context)
if options:
arguments.extend(GdalUtils.parseCreationOptions(options))
if self.parameterAsBool(parameters, self.DIR_FOR_ROW, context):
arguments.append('-pyramidOnly')
if self.parameterAsBool(parameters, self.ONLY_PYRAMIDS, context):
arguments.append('-useDirForEachRow')
csvFile = self.parameterAsFileOutput(parameters, self.OUTPUT_CSV, context)
if csvFile:
arguments.append('-csv')
arguments.append(csvFile)
delimiter = self.parameterAsString(parameters, self.DELIMITER, context)
if delimiter:
arguments.append('-csvDelim')
arguments.append('"{}"'.format(delimiter))
arguments.append('-targetDir')
arguments.append(self.parameterAsString(parameters, self.OUTPUT, context))
layers = [l.source() for l in self.parameterAsLayerList(parameters, self.INPUT, context)]
arguments.extend(layers)
commands = [self.commandName() + '.py', GdalUtils.escapeAndJoin(arguments)]
if isWindows():
commands.insert(0, 'python3')
return commands