点阵是怎样显示文字或图像或字符的呢？那就看看吧-How dot matrix display text or images or characters from? Then take a look at it

调用ijl库解码jpg文件，读取ucdos中点阵字库中文字，将其叠加在图片上，再次调用ijl库编码生成jpg文件-Call ijl library decoding JPG document, read the text in the word ucdos dot matrix, the superposition in pictures, called again ijl library code generation JPG file