Bit plane coding is a two-tone coding technique for the multi-gray scale image.
比特平面编码是一种多值灰度图象的二值编码技术。
Therefore, a lossless data hiding scheme of histogram pair was proposed based on multi-gray image authenticity certification.
针对此不足，提出一种基于多灰度图像真实性认证的直方图对无损数据隐藏新方法。
Firstly, the work principle of the thermal printer is analyzed, and the idea that the multi-level gray output can be realized in thermal printer is proposed.
本文首先深入分析了热印字机的工作原理，提出在热印字机上可以实现多级灰度输出的设想。
应用推荐