Introduction - If you have any usage issues, please Google them yourself
A method of image encryption and decryption
Source of this program is digital image processing theory and practice- based Virsual C++ Development (left fly with 000 Shanxi Liu Hang Sen) CD with the book in a program.
But the original program is running very slow, I use multi-threading technology, and the exchange of pixels into a block (8 × 8 pixels) exchange, the speed has been improved.