module GCPS2TILES
Constants
- VERSION
Public Class Methods
create_tile_files(options)
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# File lib/gcps2tiles.rb, line 25 def self.create_tile_files(options) python_path = options['python_path'] gdal2tiles_path = options['gdal2tiles_path'] output_dir_path = options['output_dir_path'] vrt_file_path = create_vrt_file(options) program = "#{python_path} #{gdal2tiles_path} --s_srs epsg:3857 #{vrt_file_path} #{output_dir_path}" print 'run '.colorize(:blue) puts program.colorize(:light_blue) x = Open3.popen3(program) do |i, o, e, w| o.each_char{ |char| print char } e.each_char{ |char| print char } p w end p x.value end
create_vrt_file(options)
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# File lib/gcps2tiles.rb, line 9 def self.create_vrt_file(options) gcps = GCPs.new(options['gcps_file_path']).csv.map { |row| [row[:pixelx].to_f, -row[:pixely].to_f, row[:mapx].to_f, row[:mapy].to_f].join(' ') }.map { |gcp| "-gcp #{gcp}" }.join(' ') gdal_translate_path = options['gdal_translate_path'] image_file_path = options['image_file_path'] vrt_file_path = Tempfile.open(File.basename(image_file_path, File.extname(image_file_path)) + '.vrt'){ |f| f.to_path } program = "#{gdal_translate_path} -of VRT #{gcps} #{image_file_path} #{vrt_file_path}" print 'run '.colorize(:blue) puts program.colorize(:light_blue) status, = systemu(program) return vrt_file_path if status.success? end
execute(options)
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# File lib/gcps2tiles.rb, line 41 def self.execute(options) p options # %w(gdal_translate gdalwarp gdal2tiles python cs2cs).map{ |program| # options["#{program}_path"] # }.each{ |program| # which(program) # } create_tile_files(options) end