使用js发送websocket，服务端使用netty接收，编码方式使用protobuf <style> .image{ background-image: url(https://p1.pstatp.com/large/2c460004c2f035038589); background-repeat: no-repeat; animation: play02 1.4s steps(8) infinite; width:200px; height:200px; } </style> <style> @keyframes play02{ 0% { background-position: 0 0; } 100% { background-position: -1600px 0; } } </style>