优化--直播结束异步处理截图操作，提高接口响应速度和并发能力

chenjialing

2022-08-09 871b4e5359aaaeaa5b398b1a4ea552a435468dcc

优化--直播结束异步处理截图操作，提高接口响应速度和并发能力

 src/main/java/com/genersoft/iot/vmp/service/impl/PlayServiceImpl.java

@@ -11,8 +11,10 @@
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.scheduling.concurrent.ThreadPoolTaskExecutor;
import org.springframework.stereotype.Service;
import org.springframework.web.context.request.async.DeferredResult;

@@ -104,6 +106,10 @@
    private ZLMHttpHookSubscribe subscribe;


    @Qualifier("taskExecutor")
    @Autowired
    private ThreadPoolTaskExecutor taskExecutor;



    @Override
@@ -135,21 +141,23 @@

        result.onCompletion(()->{
            // 点播结束时调用截图接口
            // TODO 应该在上流时调用更好，结束也可能是错误结束
            String path =  "snap";
            String fileName =  deviceId + "_" + channelId + ".jpg";
            ResponseEntity responseEntity =  (ResponseEntity)result.getResult();
            if (responseEntity != null && responseEntity.getStatusCode() == HttpStatus.OK) {
                WVPResult wvpResult = (WVPResult)responseEntity.getBody();
                if (Objects.requireNonNull(wvpResult).getCode() == 0) {
                    StreamInfo streamInfoForSuccess = (StreamInfo)wvpResult.getData();
                    MediaServerItem mediaInfo = mediaServerService.getOne(streamInfoForSuccess.getMediaServerId());
                    String streamUrl = streamInfoForSuccess.getFmp4();
                    // 请求截图
                    logger.info("[请求截图]: " + fileName);
                    zlmresTfulUtils.getSnap(mediaInfo, streamUrl, 15, 1, path, fileName);
            taskExecutor.execute(()->{
                // TODO 应该在上流时调用更好，结束也可能是错误结束
                String path =  "snap";
                String fileName =  deviceId + "_" + channelId + ".jpg";
                ResponseEntity responseEntity =  (ResponseEntity)result.getResult();
                if (responseEntity != null && responseEntity.getStatusCode() == HttpStatus.OK) {
                    WVPResult wvpResult = (WVPResult)responseEntity.getBody();
                    if (Objects.requireNonNull(wvpResult).getCode() == 0) {
                        StreamInfo streamInfoForSuccess = (StreamInfo)wvpResult.getData();
                        MediaServerItem mediaInfo = mediaServerService.getOne(streamInfoForSuccess.getMediaServerId());
                        String streamUrl = streamInfoForSuccess.getFmp4();
                        // 请求截图
                        logger.info("[请求截图]: " + fileName);
                        zlmresTfulUtils.getSnap(mediaInfo, streamUrl, 15, 1, path, fileName);
                    }
                }
            }
            });
        });
        if (streamInfo != null) {
            String streamId = streamInfo.getStream();