| | |
| | | /** |
| | | * 开启直播 |
| | | */ |
| | | public void StartLiveStreaming(String sn) { |
| | | public void StartLiveStreaming(String sn ,String userId) { |
| | | //调用开始直播 |
| | | ResponseResult rlive = null; |
| | | String resultLive = ""; |
| | | try { |
| | | // 获取直播参数 |
| | | LiveTypeDTO param = getLiveParam(sn); |
| | | // 判断param是否为空,不为空则返回正确的直播参数,为null则未获取直播参数,不为空则继续操作 |
| | | if (param == null) { |
| | | log.info("SN: {}-未获取到直播参数param为null,无法开启直播!", sn); |
| | | return; |
| | | } |
| | | // 如果存在直播则读取直播地址返回 |
| | | if (RedisOpsUtils.checkExist(RedisConst.WEBSOCKET_VIDEO_ADDRESS_PREFIX + sn)) { |
| | | resultLive = String.valueOf(RedisOpsUtils.get(RedisConst.WEBSOCKET_VIDEO_ADDRESS_PREFIX + sn)); |
| | | log.info("SN: {}-redis中存在相机的播放地址信息,直接返回地址!", sn); |
| | | } else { |
| | | log.info("SN: {}-redis中未找到相机的播放地址信息!停止直播后再开启直播", sn); |
| | | StopLiveStreaming(sn); |
| | |
| | | rlive.setType(MessageType.LIVESTREAM.getType()); |
| | | resultLive = _objectMapper.writeValueAsString(rlive); |
| | | RedisOpsUtils.set(RedisConst.WEBSOCKET_VIDEO_ADDRESS_PREFIX + sn, resultLive); |
| | | LiveDTO live = (LiveDTO) rlive.getData(); |
| | | Boolean isWeb = _deviceService.updateWebrtcUrl(sn,live.getWebrtcUrl()); |
| | | if (isWeb) { |
| | | log.info("SN: {}-更新webrtc地址成功!", sn); |
| | | } |
| | | } |
| | | else { |
| | | log.info("SN: {}-开启直播失败!返回值:{}", sn, rlive); |
| | | } |
| | | } |
| | | _dockWebSocketHandler.sendMessageToSubscribers(sn, MessageType.LIVESTREAM.getType(), resultLive, userId); |
| | | log.info("SN: {}-直播地址:{}", sn, resultLive); |
| | | } catch (Exception e) { |
| | | log.info("SN: {}-开启直播失败!原因:{}", sn, e.getMessage()); |
| | | resultLive = getResult(sn, "开启直播失败!原因:" + e.getMessage()); |
| | | // _dockWebSocketHandler.sendMessageToSubscribers(sn, MessageType.LIVESTREAM.getType(), jsonString); |
| | | e.printStackTrace(); |
| | | } |
| | | |
| | | _dockWebSocketHandler.sendMessageToSubscribers(sn, MessageType.LIVESTREAM.getType(), resultLive); |
| | | log.info("SN: {}-直播地址:{}", sn, resultLive); |
| | | } |
| | | |
| | | public void StopLiveStreaming(String sn) { |
| | | ResponseResult rlive = null; |
| | | // String resultLive = ""; |
| | | try { |
| | | // 获取直播参数 |
| | | LiveTypeDTO param = getLiveParam(sn); |
| | | // 停止直播逻辑 |
| | | rlive = _liveStreamService.liveStop(param.getVideoId()); |
| | | // rlive.setGateway(sn); |
| | | // rlive.setType(MessageType.LIVESTREAM.getType()); |
| | | // resultLive = _objectMapper.writeValueAsString(rlive); |
| | | RedisOpsUtils.del(RedisConst.WEBSOCKET_VIDEO_ADDRESS_PREFIX + sn); |
| | | log.info("SN: {}-停止直播,并删除redis直播信息!", sn); |
| | | log.info("SN: {}-停止直播!返回值:{}", sn, rlive); |
| | | } catch (Exception e) { |
| | | log.info("SN: {}-停止直播时发生异常,原因:{}", sn,e.getMessage()); |
| | | e.printStackTrace(); |
| | | log.info("SN: {}-停止直播时发生异常,原因:{}", sn, e.getMessage(), e); |
| | | } finally { |
| | | // 无论停流是否成功都清理缓存地址: |
| | | // 设备离线等原因导致停流异常时,若不清 Redis,后续订阅会直接拿到失效地址, |
| | | // 页面持续黑屏,只有等设备离线清理缓存后才能恢复 |
| | | RedisOpsUtils.del(RedisConst.WEBSOCKET_VIDEO_ADDRESS_PREFIX + sn); |
| | | log.info("SN: {}-已删除redis直播信息!", sn); |
| | | } |
| | | // 停止直播不返回数据,直接删除redis中的直播地址标记即可;并且方法在websocket连接断开后执行。 |
| | | //_dockWebSocketHandler.sendMessageToSubscribers(sn, MessageType.LIVESTREAM.getType(), resultLive); |
| | | } |
| | | |
| | | public String getResult(String sn, String msg) { |
| | |
| | | List<CapacityDeviceDTO> devicesList = _liveStreamService.getLiveCapacity(); |
| | | if (devicesList == null || devicesList.isEmpty()) { |
| | | log.info("SN: {}-未获得设备直播能力!", sn); |
| | | return null; |
| | | // 抛弃出异常,给调用者处理 |
| | | throw new Exception("未获得设备直播能力!"); |
| | | // throw new Exception("未获得设备直播能力!"); |
| | | } |
| | | for (CapacityDeviceDTO device : devicesList) { |
| | | if (!device.getSn().equals(sn)) { |
| | | continue; |
| | | } |
| | | List<CapacityCameraDTO> camerasList = device.getCamerasList(); |
| | | if (camerasList == null || camerasList.isEmpty()) { |
| | | continue; |
| | | } |
| | | for (CapacityCameraDTO camera : camerasList) { |
| | | if (camera.getName() == null || camera.getName().isEmpty()) { |
| | | List<CapacityVideoDTO> videosList = camera.getVideosList(); |
| | | if (videosList == null || videosList.isEmpty()) { |
| | | continue; |
| | | } |
| | | String videoid = device.getSn() + "/" + camera.getIndex(); |
| | | List<CapacityVideoDTO> videosList = camera.getVideosList(); |
| | | // 机场1:M30 / M30T 相机索引为 52-x-x / 53-x-x,live_capacity 可能同时上报 |
| | | // normal-0、zoom-0、ir-0 多条码流。默认优先选 normal 码流(可见光), |
| | | // 避免原来“循环取最后一条”时默认落到红外。其他机型保持原行为(取最后一条)。 |
| | | boolean m30SeriesCamera = camera.getIndex() != null |
| | | && (camera.getIndex().startsWith("52-") || camera.getIndex().startsWith("53-")); |
| | | CapacityVideoDTO selectedVideo = null; |
| | | for (CapacityVideoDTO video : videosList) { |
| | | videoid = videoid + "/" + video.getIndex(); |
| | | param.setUrlType(1); |
| | | param.setUrl(""); |
| | | param.setVideoId(videoid); |
| | | param.setVideoQuality(1); |
| | | param.setVideoType(video.getSwitchVideoTypes().get(0)); |
| | | selectedVideo = video; |
| | | if (m30SeriesCamera && video.getIndex() != null |
| | | && video.getIndex().startsWith("normal")) { |
| | | break; |
| | | } |
| | | } |
| | | if (selectedVideo == null) { |
| | | continue; |
| | | } |
| | | List<String> switchVideoTypes = selectedVideo.getSwitchVideoTypes(); |
| | | if (switchVideoTypes == null || switchVideoTypes.isEmpty()) { |
| | | // 没有镜头类型信息时跳过该相机,避免 get(0) 越界 |
| | | continue; |
| | | } |
| | | // 机场1:video_id 格式固定为 {sn}/{camera_index}/{video_index}。 |
| | | // 按选中的码流独立构造,单码流设备结果与原来完全一致。 |
| | | String videoid = device.getSn() + "/" + camera.getIndex() + "/" + selectedVideo.getIndex(); |
| | | param.setUrlType(1); |
| | | param.setUrl(""); |
| | | param.setVideoId(videoid); |
| | | param.setVideoQuality(1); |
| | | param.setVideoType(switchVideoTypes.get(0)); |
| | | } |
| | | } |
| | | return param; |