本标准规定了各种源图像格式到540 Mb/s串行数字接口的映射。这些格式包括单链路4:4:4:4分量数字信号（525i/59.94和625i/50）以及渐进扫描4:2:2分量数字信号（525p/59.94和625p/50）。在本标准的未来版本中，可能会添加其他源图像格式。

This standard specifies the mapping of various source image formats onto the 540 Mb/s serial digital interface. These formats include single link 4:4:4:4 component digital signals (525i/59.94 and 625i/50) as well as progressive scan 4:2:2 component digital signals (525p/59.94 and 625p/50). Additional source image formats may be added in future revisions of this standard.