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        <dependency><groupId>org.springframework.boot</groupId><artifactId>spring-boot-starter-websocket</artifactId></dependency>

@Configuration
public class WebSocketConfig {/*** 启动 WebSocket 服务器*/@Beanpublic ServerEndpointExporter serverEndpointExporter() {return new ServerEndpointExporter();}
}

webSocket拆帧进度推送

/*** 请求连接路径 ws://127.0.0.1:4000/ws/sp/677b4046371de933500ae72bc03bf70b** @author zym* date:  2025-04-14 18:58*/
@Component
@ServerEndpoint("/ws/sp/{md5}") // WebSocket 连接端点
public class WebSocketSplitFrame {private final Logger logger = LoggerFactory.getLogger(this.getClass());// 存储所有用户的 WebSocket 连接private static final Map<String, Session> clients = new ConcurrentHashMap<>();@OnOpenpublic void onOpen(Session session, @PathParam("md5") String md5) {clients.put(md5, session);logger.info("当前拆帧连接视频数量:{}", clients.size());}/*** 接收消息** @param md5AndNum 9b60f7c6ef241ceb7076f8f241c62a22:1200*/@OnMessagepublic int onMessage(String md5AndNum) throws InterruptedException {String[] split = md5AndNum.split(":", 2);String md5 = split[0];//拆帧视频的MD5值Integer num = Integer.valueOf(split[1]);//视频的总帧数File sfUiFile = FileUtil.getSfUiFile();File splitFrameFile = new File(sfUiFile.getPath() + File.separator + md5);int length = 0;while (num != length) {length = splitFrameFile.listFiles().length;Thread.sleep(400);sendFrameNum(md5, length);//推送当前拆帧的图片数量}logger.info("素材已拆帧数完毕 md5:{} num:{}", md5, length);return length;}/*** 发送视频帧数** @param md5 拆帧视频的MD5值* @param num 拆帧数量*/public void sendFrameNum(String md5, int num) {Session session = clients.get(md5);if (session != null) {try {session.getBasicRemote().sendText(num + "");} catch (IOException e) {logger.error("sendFrameNum e:{}", e.getMessage());}} else {logger.info("[sendFrameNum]视频拆帧已完毕:{}", md5);}}@OnClosepublic void onClose(@PathParam("md5") String md5) {Session session = clients.get(md5);StreamClose.close(session);clients.remove(md5);logger.info("[onClose]视频拆帧已完毕断开连接:{}", md5);}}

WebSocket图片推送

/*** 请求连接路径 ws://127.0.0.1:4000/ws/fp/677b4046371de933500ae72bc03bf70b** @author zym*/
@Component
@ServerEndpoint("/ws/fp/{md5}") // WebSocket 连接端点
public class WebSocketFramePic {private final Logger logger = LoggerFactory.getLogger(this.getClass());// 存储所有用户的 WebSocket 连接private final Map<String, Session> clients = new ConcurrentHashMap<>();@OnOpenpublic void onOpen(Session session, @PathParam("md5") String md5) {clients.put(md5, session);logger.info("获取拆帧图连接数量:{}", clients.size());}/*** 接收消息,消息为MD5值** @param md5 9b60f7c6ef241ceb7076f8f241c62a22*/@OnMessagepublic int onMessage(String md5) throws InterruptedException {File splitFrameFile = new File(FileUtil.getSfUiFile().getPath() + File.separator + md5);//获取视频拆帧后的图片文件夹，根据图片名称进行排序LinkedList<File> mergePicFiles = Arrays.stream(splitFrameFile.listFiles()).sorted(Comparator.comparingInt(x -> Integer.parseInt(x.getName().substring(0, x.getName().lastIndexOf("."))))).collect(Collectors.toCollection(LinkedList::new));List<String> pics = new ArrayList<>();for (File mergePicFile : mergePicFiles) {byte[] bytes = FileUtil.getFileBytes(mergePicFile);String base64str = Base64.encodeBase64String(bytes);String picBase64 = "data:image/jpeg;base64," + base64str;pics.add(picBase64);if (pics.size() == 30) {//单次传输图片最多30张Thread.sleep(1000);sendFramePic(md5, pics);//推送图片pics = new ArrayList<>();}}logger.info("获取素材已拆帧图片 md5:{} num:{}", md5, mergePicFiles.size());return mergePicFiles.size();}/*** 发送视频帧片** @param md5  拆帧视频的MD5值* @param pics 图片*/public void sendFramePic(String md5, List<String> pics) {Session session = clients.get(md5);if (session != null) {try {String text = JSONArray.toJSONString(pics);session.getBasicRemote().sendText(text);} catch (Exception e) {logger.error("sendFramePic e:{}", e.getMessage());}} else {logger.info("[sendFrameNum]视频拆帧已完毕:{}", md5);}}@OnClosepublic void onClose(@PathParam("md5") String md5) {Session session = clients.get(md5);StreamClose.close(session);clients.remove(md5);logger.info("[onClose]拆帧图片推送已完毕断开连接:{}", md5);}}