Revision 50d91bdfc94cb9d3aa01634ac0b003d76e799bf1 authored by Tobias Ellinghaus on 04 May 2017, 21:56:48 UTC, committed by Tobias Ellinghaus on 04 May 2017, 21:56:48 UTC
1 parent c2e0a27
rawspeed-check-canon.rb
#!/usr/bin/env ruby
# MIT License
#
# Copyright (c) 2016 Roman Lebedev
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in all
# copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.
require 'nokogiri'
CAMERAS=File.expand_path("../src/external/rawspeed/data/cameras.xml", File.dirname(__FILE__))
File.open(CAMERAS) do |f|
xml_doc = Nokogiri::XML(f)
xml_doc.css("Camera").each do |c|
exif_maker = c.attribute("make").value
exif_model = c.attribute("model").value
mode = c.attribute("mode").value if c.attribute("mode")
cameraname = [exif_maker, exif_model, mode]
next if not exif_maker.match(/canon/i)
next if exif_model.match(/PowerShot/i)
next if c.attribute("mode")
if c.css("Sensor").size == 1
puts "Camera #{cameraname} has only one <Sensor> entry"
end
c.css("Sensor").each do |x|
white = x.attribute("white").value.to_i
bitness = Math.log2(white.to_f).ceil.to_i
maxwhite = ((2**bitness)-1)
if white >= maxwhite
puts "Camera #{cameraname} has too high white level: " \
"#{white} (>= ((2^#{bitness})-1), which is #{maxwhite})"
end
end
end
end
# vim: tabstop=2 expandtab shiftwidth=2 softtabstop=2
# kate: tab-width: 2; replace-tabs on; indent-width 2; tab-indents: off;
# kate: indent-mode ruby; remove-trailing-spaces modified;
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