使用Flex实现了一个FlV格式的视频播放功能，有播放、暂停、调整进度、调整音量等功能，感觉Flex确实很强大，能实现很好的效果，视觉效果就是好，不过就是所占用的内存稍微有点大。-The use of Flex implements a FlV format video playback, there are play, pause, adjusting the progress, adjust the volume and other functions, Flex feels really strong and can achieve very good results, the visual effect is good, but the memory is occupied by a slight a bit big.