PlayServiceImpl.java
32.3 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
package com.genersoft.iot.vmp.service.impl;
import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.JSONArray;
import com.alibaba.fastjson.JSONObject;
import com.genersoft.iot.vmp.common.StreamInfo;
import com.genersoft.iot.vmp.conf.DynamicTask;
import com.genersoft.iot.vmp.conf.UserSetting;
import com.genersoft.iot.vmp.gb28181.bean.*;
import com.genersoft.iot.vmp.gb28181.event.SipSubscribe;
import com.genersoft.iot.vmp.gb28181.session.VideoStreamSessionManager;
import com.genersoft.iot.vmp.gb28181.transmit.callback.DeferredResultHolder;
import com.genersoft.iot.vmp.gb28181.transmit.callback.RequestMessage;
import com.genersoft.iot.vmp.gb28181.transmit.cmd.impl.SIPCommander;
import com.genersoft.iot.vmp.gb28181.transmit.cmd.impl.SIPCommanderFroPlatform;
import com.genersoft.iot.vmp.utils.DateUtil;
import com.genersoft.iot.vmp.media.zlm.AssistRESTfulUtils;
import com.genersoft.iot.vmp.media.zlm.ZLMHttpHookSubscribe;
import com.genersoft.iot.vmp.media.zlm.ZLMRESTfulUtils;
import com.genersoft.iot.vmp.media.zlm.dto.MediaServerItem;
import com.genersoft.iot.vmp.service.IMediaServerService;
import com.genersoft.iot.vmp.service.IMediaService;
import com.genersoft.iot.vmp.service.IPlayService;
import com.genersoft.iot.vmp.service.bean.InviteTimeOutCallback;
import com.genersoft.iot.vmp.service.bean.PlayBackCallback;
import com.genersoft.iot.vmp.service.bean.PlayBackResult;
import com.genersoft.iot.vmp.service.bean.SSRCInfo;
import com.genersoft.iot.vmp.storager.IRedisCatchStorage;
import com.genersoft.iot.vmp.storager.IVideoManagerStorage;
import com.genersoft.iot.vmp.vmanager.bean.WVPResult;
import com.genersoft.iot.vmp.vmanager.gb28181.play.bean.PlayResult;
import gov.nist.javax.sip.stack.SIPDialog;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.stereotype.Service;
import org.springframework.util.ResourceUtils;
import org.springframework.web.context.request.async.DeferredResult;
import javax.sip.ResponseEvent;
import java.io.FileNotFoundException;
import java.math.BigDecimal;
import java.math.RoundingMode;
import java.util.*;
@SuppressWarnings(value = {"rawtypes", "unchecked"})
@Service
public class PlayServiceImpl implements IPlayService {
private final static Logger logger = LoggerFactory.getLogger(PlayServiceImpl.class);
@Autowired
private IVideoManagerStorage storager;
@Autowired
private SIPCommander cmder;
@Autowired
private SIPCommanderFroPlatform sipCommanderFroPlatform;
@Autowired
private IRedisCatchStorage redisCatchStorage;
@Autowired
private DeferredResultHolder resultHolder;
@Autowired
private ZLMRESTfulUtils zlmresTfulUtils;
@Autowired
private AssistRESTfulUtils assistRESTfulUtils;
@Autowired
private IMediaService mediaService;
@Autowired
private IMediaServerService mediaServerService;
@Autowired
private VideoStreamSessionManager streamSession;
@Autowired
private UserSetting userSetting;
@Autowired
private DynamicTask dynamicTask;
@Autowired
private ZLMHttpHookSubscribe subscribe;
@Override
public PlayResult play(MediaServerItem mediaServerItem, String deviceId, String channelId,
ZLMHttpHookSubscribe.Event hookEvent, SipSubscribe.Event errorEvent,
Runnable timeoutCallback) {
PlayResult playResult = new PlayResult();
RequestMessage msg = new RequestMessage();
String key = DeferredResultHolder.CALLBACK_CMD_PLAY + deviceId + channelId;
msg.setKey(key);
String uuid = UUID.randomUUID().toString();
msg.setId(uuid);
playResult.setUuid(uuid);
DeferredResult<ResponseEntity<String>> result = new DeferredResult<>(userSetting.getPlayTimeout().longValue());
playResult.setResult(result);
// 录像查询以channelId作为deviceId查询
resultHolder.put(key, uuid, result);
if (mediaServerItem == null) {
WVPResult wvpResult = new WVPResult();
wvpResult.setCode(-1);
wvpResult.setMsg("未找到可用的zlm");
msg.setData(wvpResult);
resultHolder.invokeResult(msg);
return playResult;
}
Device device = redisCatchStorage.getDevice(deviceId);
StreamInfo streamInfo = redisCatchStorage.queryPlayByDevice(deviceId, channelId);
playResult.setDevice(device);
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);
}
}
});
if (streamInfo != null) {
String streamId = streamInfo.getStream();
if (streamId == null) {
WVPResult wvpResult = new WVPResult();
wvpResult.setCode(-1);
wvpResult.setMsg("点播失败， redis缓存streamId等于null");
msg.setData(wvpResult);
resultHolder.invokeAllResult(msg);
return playResult;
}
String mediaServerId = streamInfo.getMediaServerId();
MediaServerItem mediaInfo = mediaServerService.getOne(mediaServerId);
JSONObject rtpInfo = zlmresTfulUtils.getRtpInfo(mediaInfo, streamId);
if(rtpInfo.getInteger("code") == 0){
if (rtpInfo.getBoolean("exist")) {
WVPResult wvpResult = new WVPResult();
wvpResult.setCode(0);
wvpResult.setMsg("success");
wvpResult.setData(streamInfo);
msg.setData(wvpResult);
resultHolder.invokeAllResult(msg);
if (hookEvent != null) {
hookEvent.response(mediaServerItem, JSONObject.parseObject(JSON.toJSONString(streamInfo)));
}
}else {
redisCatchStorage.stopPlay(streamInfo);
storager.stopPlay(streamInfo.getDeviceID(), streamInfo.getChannelId());
streamInfo = null;
}
}else {
//zlm连接失败
redisCatchStorage.stopPlay(streamInfo);
storager.stopPlay(streamInfo.getDeviceID(), streamInfo.getChannelId());
streamInfo = null;
}
}
if (streamInfo == null) {
String streamId = null;
if (mediaServerItem.isRtpEnable()) {
streamId = String.format("%s_%s", device.getDeviceId(), channelId);
}
SSRCInfo ssrcInfo = mediaServerService.openRTPServer(mediaServerItem, streamId, device.isSsrcCheck(), false);
play(mediaServerItem, ssrcInfo, device, channelId, (mediaServerItemInUse, response)->{
if (hookEvent != null) {
hookEvent.response(mediaServerItem, response);
}
}, event -> {
// sip error错误
WVPResult wvpResult = new WVPResult();
wvpResult.setCode(-1);
wvpResult.setMsg(String.format("点播失败， 错误码： %s, %s", event.statusCode, event.msg));
msg.setData(wvpResult);
resultHolder.invokeAllResult(msg);
if (errorEvent != null) {
errorEvent.response(event);
}
}, (code, msgStr)->{
// invite点播超时
WVPResult wvpResult = new WVPResult();
wvpResult.setCode(-1);
if (code == 0) {
wvpResult.setMsg("点播超时，请稍候重试");
}else if (code == 1) {
wvpResult.setMsg("收流超时，请稍候重试");
}
msg.setData(wvpResult);
// 回复之前所有的点播请求
resultHolder.invokeAllResult(msg);
}, uuid);
}
return playResult;
}
@Override
public void play(MediaServerItem mediaServerItem, SSRCInfo ssrcInfo, Device device, String channelId,
ZLMHttpHookSubscribe.Event hookEvent, SipSubscribe.Event errorEvent,
InviteTimeOutCallback timeoutCallback, String uuid) {
String streamId = null;
if (mediaServerItem.isRtpEnable()) {
streamId = String.format("%s_%s", device.getDeviceId(), channelId);
}
if (ssrcInfo == null) {
ssrcInfo = mediaServerService.openRTPServer(mediaServerItem, streamId, device.isSsrcCheck(), false);
}
logger.info("[点播开始] deviceId: {}, channelId: {}, SSRC: {}", device.getDeviceId(), channelId, ssrcInfo.getSsrc() );
// 超时处理
String timeOutTaskKey = UUID.randomUUID().toString();
SSRCInfo finalSsrcInfo = ssrcInfo;
dynamicTask.startDelay( timeOutTaskKey,()->{
SIPDialog dialog = streamSession.getDialogByStream(device.getDeviceId(), channelId, finalSsrcInfo.getStream());
if (dialog != null) {
logger.info("[点播超时] 收流超时 deviceId: {}, channelId: {}", device.getDeviceId(), channelId);
timeoutCallback.run(1, "收流超时");
// 点播超时回复BYE 同时释放ssrc以及此次点播的资源
cmder.streamByeCmd(device.getDeviceId(), channelId, finalSsrcInfo.getStream(), null);
}else {
logger.info("[点播超时] 消息未响应 deviceId: {}, channelId: {}", device.getDeviceId(), channelId);
timeoutCallback.run(0, "点播超时");
mediaServerService.releaseSsrc(mediaServerItem.getId(), finalSsrcInfo.getSsrc());
mediaServerService.closeRTPServer(device.getDeviceId(), channelId, finalSsrcInfo.getStream());
streamSession.remove(device.getDeviceId(), channelId, finalSsrcInfo.getStream());
}
}, userSetting.getPlayTimeout());
final String ssrc = ssrcInfo.getSsrc();
final String stream = ssrcInfo.getStream();
//端口获取失败的ssrcInfo 没有必要发送点播指令
if(ssrcInfo.getPort() <= 0){
logger.info("[点播端口分配异常]，deviceId={},channelId={},ssrcInfo={}", device.getDeviceId(), channelId, ssrcInfo);
return;
}
cmder.playStreamCmd(mediaServerItem, ssrcInfo, device, channelId, (MediaServerItem mediaServerItemInuse, JSONObject response) -> {
logger.info("收到订阅消息： " + response.toJSONString());
dynamicTask.stop(timeOutTaskKey);
// hook响应
onPublishHandlerForPlay(mediaServerItemInuse, response, device.getDeviceId(), channelId, uuid);
hookEvent.response(mediaServerItemInuse, response);
logger.info("[点播成功] deviceId: {}, channelId: {}", device.getDeviceId(), channelId);
}, (event) -> {
ResponseEvent responseEvent = (ResponseEvent)event.event;
String contentString = new String(responseEvent.getResponse().getRawContent());
// 获取ssrc
int ssrcIndex = contentString.indexOf("y=");
// 检查是否有y字段
if (ssrcIndex >= 0) {
//ssrc规定长度为10字节，不取余下长度以避免后续还有“f=”字段 TODO 后续对不规范的非10位ssrc兼容
String ssrcInResponse = contentString.substring(ssrcIndex + 2, ssrcIndex + 12);
// 查询到ssrc不一致且开启了ssrc校验则需要针对处理
if (ssrc.equals(ssrcInResponse)) {
return;
}
logger.info("[点播消息] 收到invite 200, 发现下级自定义了ssrc: {}", ssrcInResponse );
if (!mediaServerItem.isRtpEnable() || device.isSsrcCheck()) {
logger.info("[SIP 消息] SSRC修正 {}->{}", ssrc, ssrcInResponse);
if (!mediaServerItem.getSsrcConfig().checkSsrc(ssrcInResponse)) {
// ssrc 不可用
// 释放ssrc
mediaServerService.releaseSsrc(mediaServerItem.getId(), finalSsrcInfo.getSsrc());
streamSession.remove(device.getDeviceId(), channelId, finalSsrcInfo.getStream());
event.msg = "下级自定义了ssrc,但是此ssrc不可用";
event.statusCode = 400;
errorEvent.response(event);
return;
}
// 单端口模式streamId也有变化，需要重新设置监听
if (!mediaServerItem.isRtpEnable()) {
// 添加订阅
JSONObject subscribeKey = new JSONObject();
subscribeKey.put("app", "rtp");
subscribeKey.put("stream", stream);
subscribeKey.put("regist", true);
subscribeKey.put("schema", "rtmp");
subscribeKey.put("mediaServerId", mediaServerItem.getId());
subscribe.removeSubscribe(ZLMHttpHookSubscribe.HookType.on_stream_changed,subscribeKey);
subscribeKey.put("stream", String.format("%08x", Integer.parseInt(ssrcInResponse)).toUpperCase());
subscribe.addSubscribe(ZLMHttpHookSubscribe.HookType.on_stream_changed, subscribeKey,
(MediaServerItem mediaServerItemInUse, JSONObject response)->{
logger.info("[ZLM HOOK] ssrc修正后收到订阅消息： " + response.toJSONString());
dynamicTask.stop(timeOutTaskKey);
// hook响应
onPublishHandlerForPlay(mediaServerItemInUse, response, device.getDeviceId(), channelId, uuid);
hookEvent.response(mediaServerItemInUse, response);
});
}
// 关闭rtp server
mediaServerService.closeRTPServer(device.getDeviceId(), channelId, finalSsrcInfo.getStream());
// 重新开启ssrc server
mediaServerService.openRTPServer(mediaServerItem, finalSsrcInfo.getStream(), ssrcInResponse, device.isSsrcCheck(), false);
}
}
}, (event) -> {
dynamicTask.stop(timeOutTaskKey);
mediaServerService.closeRTPServer(device.getDeviceId(), channelId, finalSsrcInfo.getStream());
// 释放ssrc
mediaServerService.releaseSsrc(mediaServerItem.getId(), finalSsrcInfo.getSsrc());
streamSession.remove(device.getDeviceId(), channelId, finalSsrcInfo.getStream());
errorEvent.response(event);
});
}
@Override
public void onPublishHandlerForPlay(MediaServerItem mediaServerItem, JSONObject response, String deviceId, String channelId, String uuid) {
RequestMessage msg = new RequestMessage();
if (uuid != null) {
msg.setId(uuid);
}
msg.setKey(DeferredResultHolder.CALLBACK_CMD_PLAY + deviceId + channelId);
StreamInfo streamInfo = onPublishHandler(mediaServerItem, response, deviceId, channelId);
if (streamInfo != null) {
DeviceChannel deviceChannel = storager.queryChannel(deviceId, channelId);
if (deviceChannel != null) {
deviceChannel.setStreamId(streamInfo.getStream());
storager.startPlay(deviceId, channelId, streamInfo.getStream());
}
redisCatchStorage.startPlay(streamInfo);
WVPResult wvpResult = new WVPResult();
wvpResult.setCode(0);
wvpResult.setMsg("success");
wvpResult.setData(streamInfo);
msg.setData(wvpResult);
resultHolder.invokeAllResult(msg);
} else {
logger.warn("设备预览API调用失败！");
msg.setData("设备预览API调用失败！");
resultHolder.invokeAllResult(msg);
}
}
@Override
public MediaServerItem getNewMediaServerItem(Device device) {
if (device == null) {
return null;
}
String mediaServerId = device.getMediaServerId();
MediaServerItem mediaServerItem;
if (mediaServerId == null) {
mediaServerItem = mediaServerService.getMediaServerForMinimumLoad();
}else {
mediaServerItem = mediaServerService.getOne(mediaServerId);
}
if (mediaServerItem == null) {
logger.warn("点播时未找到可使用的ZLM...");
}
return mediaServerItem;
}
@Override
public DeferredResult<ResponseEntity<String>> playBack(String deviceId, String channelId, String startTime,
String endTime,InviteStreamCallback inviteStreamCallback,
PlayBackCallback callback) {
Device device = storager.queryVideoDevice(deviceId);
if (device == null) {
return null;
}
MediaServerItem newMediaServerItem = getNewMediaServerItem(device);
SSRCInfo ssrcInfo = mediaServerService.openRTPServer(newMediaServerItem, null, true, true);
return playBack(newMediaServerItem, ssrcInfo, deviceId, channelId, startTime, endTime, inviteStreamCallback, callback);
}
@Override
public DeferredResult<ResponseEntity<String>> playBack(MediaServerItem mediaServerItem, SSRCInfo ssrcInfo,
String deviceId, String channelId, String startTime,
String endTime, InviteStreamCallback infoCallBack,
PlayBackCallback playBackCallback) {
if (mediaServerItem == null || ssrcInfo == null) {
return null;
}
String uuid = UUID.randomUUID().toString();
String key = DeferredResultHolder.CALLBACK_CMD_PLAYBACK + deviceId + channelId;
DeferredResult<ResponseEntity<String>> result = new DeferredResult<>(30000L);
Device device = storager.queryVideoDevice(deviceId);
if (device == null) {
result.setResult(new ResponseEntity<>(HttpStatus.BAD_REQUEST));
return result;
}
resultHolder.put(DeferredResultHolder.CALLBACK_CMD_PLAYBACK + deviceId + channelId, uuid, result);
RequestMessage msg = new RequestMessage();
msg.setId(uuid);
msg.setKey(key);
PlayBackResult<RequestMessage> playBackResult = new PlayBackResult<>();
String playBackTimeOutTaskKey = UUID.randomUUID().toString();
dynamicTask.startDelay(playBackTimeOutTaskKey, ()->{
logger.warn(String.format("设备回放超时，deviceId：%s ，channelId：%s", deviceId, channelId));
playBackResult.setCode(-1);
playBackResult.setData(msg);
playBackCallback.call(playBackResult);
SIPDialog dialog = streamSession.getDialogByStream(deviceId, channelId, ssrcInfo.getStream());
// 点播超时回复BYE 同时释放ssrc以及此次点播的资源
if (dialog != null) {
// 点播超时回复BYE 同时释放ssrc以及此次点播的资源
cmder.streamByeCmd(device.getDeviceId(), channelId, ssrcInfo.getStream(), null);
}else {
mediaServerService.releaseSsrc(mediaServerItem.getId(), ssrcInfo.getSsrc());
mediaServerService.closeRTPServer(deviceId, channelId, ssrcInfo.getStream());
streamSession.remove(deviceId, channelId, ssrcInfo.getStream());
}
cmder.streamByeCmd(device.getDeviceId(), channelId, ssrcInfo.getStream(), null);
// 回复之前所有的点播请求
playBackCallback.call(playBackResult);
}, userSetting.getPlayTimeout());
cmder.playbackStreamCmd(mediaServerItem, ssrcInfo, device, channelId, startTime, endTime, infoCallBack,
(InviteStreamInfo inviteStreamInfo) -> {
logger.info("收到订阅消息： " + inviteStreamInfo.getResponse().toJSONString());
dynamicTask.stop(playBackTimeOutTaskKey);
StreamInfo streamInfo = onPublishHandler(inviteStreamInfo.getMediaServerItem(), inviteStreamInfo.getResponse(), deviceId, channelId);
if (streamInfo == null) {
logger.warn("设备回放API调用失败！");
msg.setData("设备回放API调用失败！");
playBackResult.setCode(-1);
playBackResult.setData(msg);
playBackCallback.call(playBackResult);
return;
}
redisCatchStorage.startPlayback(streamInfo, inviteStreamInfo.getCallId());
msg.setData(JSON.toJSONString(streamInfo));
playBackResult.setCode(0);
playBackResult.setData(msg);
playBackResult.setMediaServerItem(inviteStreamInfo.getMediaServerItem());
playBackResult.setResponse(inviteStreamInfo.getResponse());
playBackCallback.call(playBackResult);
}, event -> {
dynamicTask.stop(playBackTimeOutTaskKey);
msg.setData(String.format("回放失败， 错误码： %s, %s", event.statusCode, event.msg));
playBackResult.setCode(-1);
playBackResult.setData(msg);
playBackResult.setEvent(event);
playBackCallback.call(playBackResult);
streamSession.remove(device.getDeviceId(), channelId, ssrcInfo.getStream());
});
return result;
}
@Override
public DeferredResult<ResponseEntity<String>> download(String deviceId, String channelId, String startTime, String endTime, int downloadSpeed, InviteStreamCallback infoCallBack, PlayBackCallback hookCallBack) {
Device device = storager.queryVideoDevice(deviceId);
if (device == null) {
return null;
}
MediaServerItem newMediaServerItem = getNewMediaServerItem(device);
SSRCInfo ssrcInfo = mediaServerService.openRTPServer(newMediaServerItem, null, true, true);
return download(newMediaServerItem, ssrcInfo, deviceId, channelId, startTime, endTime, downloadSpeed,infoCallBack, hookCallBack);
}
@Override
public DeferredResult<ResponseEntity<String>> download(MediaServerItem mediaServerItem, SSRCInfo ssrcInfo, String deviceId, String channelId, String startTime, String endTime, int downloadSpeed, InviteStreamCallback infoCallBack, PlayBackCallback hookCallBack) {
if (mediaServerItem == null || ssrcInfo == null) {
return null;
}
String uuid = UUID.randomUUID().toString();
String key = DeferredResultHolder.CALLBACK_CMD_DOWNLOAD + deviceId + channelId;
DeferredResult<ResponseEntity<String>> result = new DeferredResult<>(30000L);
Device device = storager.queryVideoDevice(deviceId);
if (device == null) {
result.setResult(new ResponseEntity<>(HttpStatus.BAD_REQUEST));
return result;
}
resultHolder.put(key, uuid, result);
RequestMessage msg = new RequestMessage();
msg.setId(uuid);
msg.setKey(key);
WVPResult<StreamInfo> wvpResult = new WVPResult<>();
msg.setData(wvpResult);
PlayBackResult<RequestMessage> downloadResult = new PlayBackResult<>();
downloadResult.setData(msg);
String downLoadTimeOutTaskKey = UUID.randomUUID().toString();
dynamicTask.startDelay(downLoadTimeOutTaskKey, ()->{
logger.warn(String.format("录像下载请求超时，deviceId：%s ，channelId：%s", deviceId, channelId));
wvpResult.setCode(-1);
wvpResult.setMsg("录像下载请求超时");
downloadResult.setCode(-1);
hookCallBack.call(downloadResult);
SIPDialog dialog = streamSession.getDialogByStream(deviceId, channelId, ssrcInfo.getStream());
// 点播超时回复BYE 同时释放ssrc以及此次点播的资源
if (dialog != null) {
// 点播超时回复BYE 同时释放ssrc以及此次点播的资源
cmder.streamByeCmd(device.getDeviceId(), channelId, ssrcInfo.getStream(), null);
}else {
mediaServerService.releaseSsrc(mediaServerItem.getId(), ssrcInfo.getSsrc());
mediaServerService.closeRTPServer(deviceId, channelId, ssrcInfo.getStream());
streamSession.remove(deviceId, channelId, ssrcInfo.getStream());
}
cmder.streamByeCmd(device.getDeviceId(), channelId, ssrcInfo.getStream(), null);
// 回复之前所有的点播请求
hookCallBack.call(downloadResult);
}, userSetting.getPlayTimeout());
cmder.downloadStreamCmd(mediaServerItem, ssrcInfo, device, channelId, startTime, endTime, downloadSpeed, infoCallBack,
inviteStreamInfo -> {
logger.info("收到订阅消息： " + inviteStreamInfo.getResponse().toJSONString());
dynamicTask.stop(downLoadTimeOutTaskKey);
StreamInfo streamInfo = onPublishHandler(inviteStreamInfo.getMediaServerItem(), inviteStreamInfo.getResponse(), deviceId, channelId);
streamInfo.setStartTime(startTime);
streamInfo.setEndTime(endTime);
if (streamInfo == null) {
logger.warn("录像下载API调用失败！");
wvpResult.setCode(-1);
wvpResult.setMsg("录像下载API调用失败");
downloadResult.setCode(-1);
hookCallBack.call(downloadResult);
return ;
}
redisCatchStorage.startDownload(streamInfo, inviteStreamInfo.getCallId());
wvpResult.setCode(0);
wvpResult.setMsg("success");
wvpResult.setData(streamInfo);
downloadResult.setCode(0);
downloadResult.setMediaServerItem(inviteStreamInfo.getMediaServerItem());
downloadResult.setResponse(inviteStreamInfo.getResponse());
hookCallBack.call(downloadResult);
}, event -> {
dynamicTask.stop(downLoadTimeOutTaskKey);
downloadResult.setCode(-1);
wvpResult.setCode(-1);
wvpResult.setMsg(String.format("录像下载失败， 错误码： %s, %s", event.statusCode, event.msg));
downloadResult.setEvent(event);
hookCallBack.call(downloadResult);
streamSession.remove(device.getDeviceId(), channelId, ssrcInfo.getStream());
});
return result;
}
@Override
public StreamInfo getDownLoadInfo(String deviceId, String channelId, String stream) {
StreamInfo streamInfo = redisCatchStorage.queryDownload(deviceId, channelId, stream, null);
if (streamInfo != null) {
if (streamInfo.getProgress() == 1) {
return streamInfo;
}
// 获取当前已下载时长
String mediaServerId = streamInfo.getMediaServerId();
MediaServerItem mediaServerItem = mediaServerService.getOne(mediaServerId);
if (mediaServerItem == null) {
logger.warn("查询录像信息时发现节点已离线");
return null;
}
if (mediaServerItem.getRecordAssistPort() != 0) {
JSONObject jsonObject = assistRESTfulUtils.fileDuration(mediaServerItem, streamInfo.getApp(), streamInfo.getStream(), null);
if (jsonObject != null && jsonObject.getInteger("code") == 0) {
long duration = jsonObject.getLong("data");
if (duration == 0) {
streamInfo.setProgress(0);
}else {
String startTime = streamInfo.getStartTime();
String endTime = streamInfo.getEndTime();
long start = DateUtil.yyyy_MM_dd_HH_mm_ssToTimestamp(startTime);
long end = DateUtil.yyyy_MM_dd_HH_mm_ssToTimestamp(endTime);
BigDecimal currentCount = new BigDecimal(duration/1000);
BigDecimal totalCount = new BigDecimal(end-start);
BigDecimal divide = currentCount.divide(totalCount,2, RoundingMode.HALF_UP);
double process = divide.doubleValue();
streamInfo.setProgress(process);
}
}
}
}
return streamInfo;
}
@Override
public void onPublishHandlerForDownload(InviteStreamInfo inviteStreamInfo, String deviceId, String channelId, String uuid) {
RequestMessage msg = new RequestMessage();
msg.setKey(DeferredResultHolder.CALLBACK_CMD_DOWNLOAD + deviceId + channelId);
msg.setId(uuid);
StreamInfo streamInfo = onPublishHandler(inviteStreamInfo.getMediaServerItem(), inviteStreamInfo.getResponse(), deviceId, channelId);
if (streamInfo != null) {
redisCatchStorage.startDownload(streamInfo, inviteStreamInfo.getCallId());
msg.setData(JSON.toJSONString(streamInfo));
resultHolder.invokeResult(msg);
} else {
logger.warn("设备预览API调用失败！");
msg.setData("设备预览API调用失败！");
resultHolder.invokeResult(msg);
}
}
public StreamInfo onPublishHandler(MediaServerItem mediaServerItem, JSONObject resonse, String deviceId, String channelId) {
String streamId = resonse.getString("stream");
JSONArray tracks = resonse.getJSONArray("tracks");
StreamInfo streamInfo = mediaService.getStreamInfoByAppAndStream(mediaServerItem,"rtp", streamId, tracks);
streamInfo.setDeviceID(deviceId);
streamInfo.setChannelId(channelId);
return streamInfo;
}
@Override
public void zlmServerOffline(String mediaServerId) {
// 处理正在向上推流的上级平台
List<SendRtpItem> sendRtpItems = redisCatchStorage.querySendRTPServer(null);
if (sendRtpItems.size() > 0) {
for (SendRtpItem sendRtpItem : sendRtpItems) {
if (sendRtpItem.getMediaServerId().equals(mediaServerId)) {
ParentPlatform platform = storager.queryParentPlatByServerGBId(sendRtpItem.getPlatformId());
sipCommanderFroPlatform.streamByeCmd(platform, sendRtpItem.getCallId());
}
}
}
// 处理正在观看的国标设备
List<SsrcTransaction> allSsrc = streamSession.getAllSsrc();
if (allSsrc.size() > 0) {
for (SsrcTransaction ssrcTransaction : allSsrc) {
if(ssrcTransaction.getMediaServerId().equals(mediaServerId)) {
cmder.streamByeCmd(ssrcTransaction.getDeviceId(), ssrcTransaction.getChannelId(),
ssrcTransaction.getStream(), null);
}
}
}
}
@Override
public void zlmServerOnline(String mediaServerId) {
// 似乎没啥需要做的
}
}