sean.zhou
2023-02-24 a7aaeabc7873a0eafb4a7ecad7f65b018b7a9bc9
src/main/java/com/dji/sample/manage/service/impl/LiveStreamServiceImpl.java
@@ -4,12 +4,12 @@
import com.dji.sample.common.model.ResponseResult;
import com.dji.sample.component.mqtt.model.CommonTopicResponse;
import com.dji.sample.component.mqtt.model.ServiceReply;
import com.dji.sample.component.mqtt.model.ServicesMethodEnum;
import com.dji.sample.component.mqtt.service.IMessageSenderService;
import com.dji.sample.component.redis.RedisConst;
import com.dji.sample.component.redis.RedisOpsUtils;
import com.dji.sample.manage.model.dto.*;
import com.dji.sample.manage.model.enums.DeviceDomainEnum;
import com.dji.sample.manage.model.enums.LiveStreamMethodEnum;
import com.dji.sample.manage.model.enums.LiveUrlTypeEnum;
import com.dji.sample.manage.model.enums.LiveVideoQualityEnum;
import com.dji.sample.manage.model.param.DeviceQueryParam;
@@ -25,10 +25,7 @@
import org.springframework.util.StringUtils;
import java.lang.reflect.Field;
import java.util.List;
import java.util.Map;
import java.util.Optional;
import java.util.UUID;
import java.util.*;
import java.util.concurrent.ConcurrentHashMap;
import java.util.stream.Collectors;
@@ -55,9 +52,6 @@
    @Autowired
    private IMessageSenderService messageSender;
    @Autowired
    private RedisOpsUtils redisOps;
    @Override
    public List<CapacityDeviceDTO> getLiveCapacity(String workspaceId) {
@@ -70,9 +64,9 @@
        // Query the live capability of each drone.
        return devicesList.stream()
                .filter(device -> redisOps.checkExist(RedisConst.DEVICE_ONLINE_PREFIX + device.getDeviceSn()))
                .filter(device -> RedisOpsUtils.checkExist(RedisConst.DEVICE_ONLINE_PREFIX + device.getDeviceSn()))
                .map(device -> CapacityDeviceDTO.builder()
                        .name(device.getDeviceName())
                        .name(Objects.requireNonNullElse(device.getNickname(), device.getDeviceName()))
                        .sn(device.getDeviceSn())
                        .camerasList(capacityCameraService.getCapacityCameraByDeviceSn(device.getDeviceSn()))
                        .build())
@@ -80,11 +74,17 @@
    }
    @Override
    public void saveLiveCapacity(LiveCapacityReceiver liveCapacityReceiver) {
    public void saveLiveCapacity(LiveCapacityReceiver liveCapacityReceiver, Long timestamp) {
        // Solve timing problems
        for (CapacityDeviceReceiver capacityDeviceReceiver : liveCapacityReceiver.getDeviceList()) {
            long last = (long) Objects.requireNonNullElse(
                    RedisOpsUtils.get(RedisConst.LIVE_CAPACITY + capacityDeviceReceiver.getSn()), 0L);
            if (last > timestamp) {
                return;
            }
            capacityCameraService.saveCapacityCameraReceiverList(
                    capacityDeviceReceiver.getCameraList(),
                    capacityDeviceReceiver.getSn());
                    capacityDeviceReceiver.getSn(), timestamp);
        }
    }
@@ -92,7 +92,7 @@
    public ResponseResult liveStart(LiveTypeDTO liveParam) {
        // Check if this lens is available live.
        ResponseResult responseResult = this.checkBeforeLive(liveParam.getVideoId());
        if (responseResult.getCode() != 0) {
        if (ResponseResult.CODE_SUCCESS != responseResult.getCode()) {
            return responseResult;
        }
@@ -100,13 +100,10 @@
        // target topic
        String respTopic = THING_MODEL_PRE + PRODUCT +
                data.getDeviceSn() + SERVICES_SUF;
        Optional<ServiceReply> receiveReplyOpt = this.publishLiveStart(respTopic, liveParam);
        ServiceReply receiveReply = this.publishLiveStart(respTopic, liveParam);
        if (receiveReplyOpt.isEmpty()) {
            return ResponseResult.error(LiveErrorEnum.NO_REPLY);
        }
        if (receiveReplyOpt.get().getResult() != 0) {
            return ResponseResult.error(LiveErrorEnum.find(receiveReplyOpt.get().getResult()));
        if (ResponseResult.CODE_SUCCESS != receiveReply.getResult()) {
            return ResponseResult.error(LiveErrorEnum.find(receiveReply.getResult()));
        }
        LiveUrlTypeEnum urlType = LiveUrlTypeEnum.find(liveParam.getUrlType());
@@ -128,8 +125,8 @@
                        .toString());
                break;
            case RTSP:
                String url = receiveReplyOpt.get().getInfo().toString();
                this.resolveUrlUser(url, live);
                Object url = Objects.requireNonNullElse(receiveReply.getOutput(), receiveReply.getInfo());
                this.resolveUrlUser(String.valueOf(url), live);
                break;
            case UNKNOWN:
                return ResponseResult.error(LiveErrorEnum.URL_TYPE_NOT_SUPPORTED);
@@ -147,12 +144,9 @@
        String respTopic = THING_MODEL_PRE + PRODUCT + responseResult.getData().getDeviceSn() + SERVICES_SUF;
        Optional<ServiceReply> receiveReplyOpt = this.publishLiveStop(respTopic, videoId);
        if (receiveReplyOpt.isEmpty()) {
            return ResponseResult.error(LiveErrorEnum.NO_REPLY);
        }
        if (receiveReplyOpt.get().getResult() != 0) {
            return ResponseResult.error(LiveErrorEnum.find(receiveReplyOpt.get().getResult()));
        ServiceReply receiveReply = this.publishLiveStop(respTopic, videoId);
        if (receiveReply.getResult() != 0) {
            return ResponseResult.error(LiveErrorEnum.find(receiveReply.getResult()));
        }
        return ResponseResult.success();
@@ -173,15 +167,47 @@
        String respTopic = THING_MODEL_PRE + PRODUCT + responseResult.getData().getDeviceSn() + SERVICES_SUF;
        Optional<ServiceReply> receiveReplyOpt = this.publishLiveSetQuality(respTopic, liveParam);
        if (receiveReplyOpt.isEmpty()) {
            return ResponseResult.error(LiveErrorEnum.NO_REPLY);
        }
        if (receiveReplyOpt.get().getResult() != 0) {
            return ResponseResult.error(LiveErrorEnum.find(receiveReplyOpt.get().getResult()));
        ServiceReply receiveReply = this.publishLiveSetQuality(respTopic, liveParam);
        if (ResponseResult.CODE_SUCCESS != receiveReply.getResult()) {
            return ResponseResult.error(LiveErrorEnum.find(receiveReply.getResult()));
        }
        return ResponseResult.success();
    }
    @Override
    public ResponseResult liveLensChange(LiveTypeDTO liveParam) {
        if (!StringUtils.hasText(liveParam.getVideoType())) {
            return ResponseResult.error(LiveErrorEnum.ERROR_PARAMETERS);
        }
        ResponseResult<DeviceDTO> responseResult = this.checkBeforeLive(liveParam.getVideoId());
        if (ResponseResult.CODE_SUCCESS != responseResult.getCode()) {
            return responseResult;
        }
        if (DeviceDomainEnum.GATEWAY.getVal() == responseResult.getData().getDomain()) {
            return ResponseResult.error(LiveErrorEnum.FUNCTION_NOT_SUPPORT);
        }
        String respTopic = THING_MODEL_PRE + PRODUCT + responseResult.getData().getDeviceSn() + SERVICES_SUF;
        ServiceReply receiveReply = this.publishLiveLensChange(respTopic, liveParam);
        if (ResponseResult.CODE_SUCCESS != receiveReply.getResult()) {
            return ResponseResult.error(LiveErrorEnum.find(receiveReply.getResult()));
        }
        return ResponseResult.success();
    }
    private ServiceReply publishLiveLensChange(String respTopic, LiveTypeDTO liveParam) {
        CommonTopicResponse<LiveTypeDTO> response = new CommonTopicResponse<>();
        response.setTid(UUID.randomUUID().toString());
        response.setBid(UUID.randomUUID().toString());
        response.setMethod(LiveStreamMethodEnum.LIVE_LENS_CHANGE.getMethod());
        response.setData(liveParam);
        return messageSender.publishWithReply(respTopic, response);
    }
    /**
@@ -190,6 +216,9 @@
     * @return
     */
    private ResponseResult<DeviceDTO> checkBeforeLive(String videoId) {
        if (!StringUtils.hasText(videoId)) {
            return ResponseResult.error(LiveErrorEnum.ERROR_PARAMETERS);
        }
        String[] videoIdArr = videoId.split("/");
        // drone sn / enumeration value of the location where the payload is mounted / payload lens
        if (videoIdArr.length != 3) {
@@ -202,7 +231,7 @@
            return ResponseResult.error(LiveErrorEnum.NO_AIRCRAFT);
        }
        if (deviceOpt.get().getDomain().equals(DeviceDomainEnum.DOCK.getDesc())) {
        if (DeviceDomainEnum.DOCK.getVal() == deviceOpt.get().getDomain()) {
            return ResponseResult.success(deviceOpt.get());
        }
        List<DeviceDTO> gatewayList = deviceService.getDevicesByParams(
@@ -268,12 +297,12 @@
     * @param liveParam
     * @return
     */
    private Optional<ServiceReply> publishLiveStart(String topic, LiveTypeDTO liveParam) {
    private ServiceReply publishLiveStart(String topic, LiveTypeDTO liveParam) {
        CommonTopicResponse<LiveTypeDTO> response = new CommonTopicResponse<>();
        response.setTid(UUID.randomUUID().toString());
        response.setBid(UUID.randomUUID().toString());
        response.setData(liveParam);
        response.setMethod(ServicesMethodEnum.LIVE_START_PUSH.getMethod());
        response.setMethod(LiveStreamMethodEnum.LIVE_START_PUSH.getMethod());
        return messageSender.publishWithReply(topic, response);
    }
@@ -284,14 +313,14 @@
     * @param liveParam
     * @return
     */
    private Optional<ServiceReply> publishLiveSetQuality(String respTopic, LiveTypeDTO liveParam) {
    private ServiceReply publishLiveSetQuality(String respTopic, LiveTypeDTO liveParam) {
        Map<String, Object> data = new ConcurrentHashMap<>(Map.of(
                "video_id", liveParam.getVideoId(),
                "video_quality", liveParam.getVideoQuality()));
        CommonTopicResponse<Map<String, Object>> response = new CommonTopicResponse<>();
        response.setTid(UUID.randomUUID().toString());
        response.setBid(UUID.randomUUID().toString());
        response.setMethod(ServicesMethodEnum.LIVE_SET_QUALITY.getMethod());
        response.setMethod(LiveStreamMethodEnum.LIVE_SET_QUALITY.getMethod());
        response.setData(data);
        return messageSender.publishWithReply(respTopic, response);
@@ -303,13 +332,13 @@
     * @param videoId
     * @return
     */
    private Optional<ServiceReply> publishLiveStop(String topic, String videoId) {
    private ServiceReply publishLiveStop(String topic, String videoId) {
        Map<String, String> data = new ConcurrentHashMap<>(Map.of("video_id", videoId));
        CommonTopicResponse<Map<String, String>> response = new CommonTopicResponse<>();
        response.setTid(UUID.randomUUID().toString());
        response.setBid(UUID.randomUUID().toString());
        response.setData(data);
        response.setMethod(ServicesMethodEnum.LIVE_STOP_PUSH.getMethod());
        response.setMethod(LiveStreamMethodEnum.LIVE_STOP_PUSH.getMethod());
        return messageSender.publishWithReply(topic, response);
    }