首先比较了常用的字幕显示方法,然后采用实时生成文字图片动态加载字幕的方式,设计了通过多点控制器叠加字幕的步骤。该方法利用了操作系统的渲染特效,显示效果好,可以兼容所有的主流视频终端。 First of all, it compares the commonly used subtitle display methods, and then uses the method of dynamically generating subtitles dynamically generated in the text images and designs subtitles superimposed by the multipoint controller. The method takes advantage of the rendering effects of the operating system and has a good display effect and can be compatible with all the mainstream video terminals.