Very experimental commit but gonna dev on my pc for a bit
This commit is contained in:
parent
8059244ef8
commit
db47aabe1c
4 changed files with 47 additions and 15 deletions
BIN
arty_new.png
BIN
arty_new.png
Binary file not shown.
|
Before Width: | Height: | Size: 2.4 MiB After Width: | Height: | Size: 1 MiB |
|
|
@ -30,17 +30,6 @@ class EncodeImage
|
|||
msg_bits = pixel.encodeBits(msg_bits)
|
||||
end
|
||||
|
||||
# for x in 0..s[:width]-1
|
||||
# for y in 0..s[:height]-1
|
||||
|
||||
# loc = {"x": x, "y": y}
|
||||
# if @@table.include? loc then
|
||||
# pixel = @@utils.getImage.getPixel(x, y)
|
||||
# msg_bits = pixel.encodeBits(msg_bits)
|
||||
# end
|
||||
# end
|
||||
# end
|
||||
|
||||
@@utils.getImage.saveImage
|
||||
end
|
||||
|
||||
|
|
|
|||
|
|
@ -14,7 +14,7 @@ class ImageUtils
|
|||
@@password = pass
|
||||
@@message = msg
|
||||
|
||||
if msg.length > 400 then
|
||||
if msg.length > 1024 then
|
||||
puts "Maximum length exceeded. Exiting."
|
||||
exit
|
||||
end
|
||||
|
|
@ -34,9 +34,32 @@ class ImageUtils
|
|||
h = Digest::SHA512.hexdigest(@@password)
|
||||
s = @@pixelImg.getSalt
|
||||
|
||||
merge_to_i = h + s
|
||||
@@hash = Digest::SHA512.hexdigest(self.interlaceHash(h, s))
|
||||
end
|
||||
|
||||
@@hash = Digest::SHA512.hexdigest(h+s)
|
||||
def interlaceHash(h1, h2)
|
||||
puts h1
|
||||
puts h2
|
||||
|
||||
h1 = self.getBits(h1)
|
||||
h2 = self.getBits(h2)
|
||||
|
||||
interlaced = 0
|
||||
|
||||
while h1.to_i > 0 and h2.to_i > 0 do
|
||||
interlaced = (interlaced << 1) | (h1 & 1)
|
||||
h1 = h1 >> 1
|
||||
interlaced = (interlaced << 1) | (h2 & 1)
|
||||
h2 = h2 >> 1
|
||||
|
||||
# puts interlaced
|
||||
# puts h1
|
||||
# puts h2
|
||||
end
|
||||
|
||||
puts interlaced.to_s.inspect
|
||||
|
||||
return interlaced.to_s
|
||||
end
|
||||
|
||||
def generateLookupTable
|
||||
|
|
@ -78,4 +101,16 @@ class ImageUtils
|
|||
|
||||
return tbl
|
||||
end
|
||||
|
||||
def getBits(o)
|
||||
msg_bytes = o.unpack("c*")
|
||||
|
||||
msg_bits = 0
|
||||
|
||||
for b in msg_bytes
|
||||
msg_bits = (msg_bits << 8) | b
|
||||
end
|
||||
|
||||
return msg_bits
|
||||
end
|
||||
end
|
||||
10
runner.rb
10
runner.rb
|
|
@ -3,12 +3,20 @@ require "rmagick"
|
|||
require "./image_utils.rb"
|
||||
require "./encode_image.rb"
|
||||
|
||||
img = Magick::ImageList.new "./images/original/arty_2.jpg"
|
||||
img = Magick::ImageList.new "./images/original/arty.png"
|
||||
|
||||
#srand(12345)
|
||||
|
||||
pass = "my_password"
|
||||
message = "This is the message that I would like to save please " +
|
||||
"and thank you also I love you? AND apostrophe's, and " +
|
||||
"also some commas somewhere hiding around here, It's " +
|
||||
"gonna be pushing it a bit here... 1234567 let's huck " +
|
||||
"some more stuff in here to bump it to 255. Wow. We " +
|
||||
"are going even further. further than anyone believed " +
|
||||
"`~!@\#\{$%^&*()-_=+\][}{';:'}]} Wooow. 123456789!1234" +
|
||||
"56789! so put 15 more??????400! TIMES TWO!! " +
|
||||
"This is the message that I would like to save please " +
|
||||
"and thank you also I love you? AND apostrophe's, and " +
|
||||
"also some commas somewhere hiding around here, It's " +
|
||||
"gonna be pushing it a bit here... 1234567 let's huck " +
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue