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Is there any possible way to change an image into binary digits and then from the binary digits, back into the image again?

2007-07-09 09:06:39 · 3 answers · asked by trustnoonestarsky 2 in Computers & Internet Programming & Design

3 answers

Yeah if you mean Hexadecimal then it is quite possible.

Heres the procedure
1.Goto that image file.
2.Right click on that image file.
3.open with
4.select open with NOTEPAD/WORD
5.You will get the desired hexadecimal code
6.again by clicking openwith ,image viewer will get it back it usual.

hope this will solve your issues
Cheers:)

2007-07-09 09:13:53 · answer #1 · answered by Neeraj Yadav♥ 6 · 0 1

yes, you can do it with programing. You can change things in the picture if you understand the format used. There are different formats like jpeg, bitmaps, png, gif and what not. Somewhere there is a file that explains what every character in the file does. For example some of the characters in the file are there to describe what the picture is that is what format it is. It may contain dates, size information and what not. Then the format tells the computer how to draw the picture on screen based on the colors used. You can look at a hexadecimal representation of a picture using a hex editor. There are some free ones on the net. You can convert these hex numbers into binary if you want. Read a tutorial on converting hex numbers to binary and vice versa. Its not that hard.

The question you must ask yourself is why do this. The file is understood by the computer already as a binary data. When you send it over the net whether though e-mail, ftp or what not it is also send as binary data. If all you want is to change a few thing to send a scypted message just use a hex editor and change a few characters in it. Then give your friend the key to how to read it and voila. For example, just take the leter from every 300 character using a hex editor.

2007-07-09 16:17:25 · answer #2 · answered by mr_gees100_peas 6 · 2 0

Although Neol Miller is technically correct, I'd point you to opening up a newsgroup browser and subscribing to any of the numerous alt.binaries newsgroups... You'll see numerous applications, still pictures and motion pictures downloadable as binary attachments, usually encoded in Base64.

Most better newsgroup readers will also "re-assemble" the pieces and convert back to the original file without "helper" applications.

Have fun.

2007-07-09 16:21:30 · answer #3 · answered by Tony S 3 · 2 0

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