Module: OBF::PNG

Defined in:
lib/obf/png.rb

Class Method Summary collapse

Class Method Details

.from_external(board, dest_path) ⇒ Object 



16
17
18
19
20
21
 
# File 'lib/obf/png.rb', line 16

def self.from_external(board, dest_path)
  tmp_path = OBF::Utils.temp_path("stash")
  self.from_pdf(OBF::External.to_pdf(board, tmp_path), dest_path)
  File.unlink(tmp_path) if File.exist?(tmp_path)
  dest_path
end

.from_obf(obf, dest_path) ⇒ Object 



9
10
11
12
13
14
 
# File 'lib/obf/png.rb', line 9

def self.from_obf(obf, dest_path)
  tmp_path = OBF::Utils.temp_path("stash")
  self.from_pdf(OBF::OBF.to_pdf(obf, tmp_path), dest_path)
  File.unlink(tmp_path) if File.exist?(tmp_path)
  dest_path
end

.from_pdf(pdf_path, dest_path, opts = {}) ⇒ Object 



2
3
4
5
6
7
 
# File 'lib/obf/png.rb', line 2

def self.from_pdf(pdf_path, dest_path, opts={})
  resize = ""
  resize = "-resize 600x321 -quality 100" if opts[:resize]
  `convert -density 300 -crop 3160x1690+0+600 +repage #{resize} #{pdf_path} #{dest_path}`
  dest_path
end