Wuji Technology, based in Shanghai, is one of those firms.
添加图片注释，不超过 140 字（可选），更多细节参见im钱包官方下载
allow_ports = 8001-8010,8022，更多细节参见Line官方版本下载
When using the probability matrix to pick from the candidate set, it is important that the candidate array be sorted in advance. Not doing so will fail to preserve the patterns distinctive of ordered dithering. A good approach is to sort the candidate colours by luminance, or the measure of a colour’s lightness4. When this is done, we effectively minimise the contrast between successive candidates in the array, making it easier to observe the pattern embedded the matrix.，这一点在Line官方版本下载中也有详细论述