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添加对点播时设备自定义ssrc的支持

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This commit is contained in:
648540858
2022-04-28 17:28:51 +08:00
parent f6fa1eed6c
commit d679a9fcf8
8 changed files with 66 additions and 11 deletions
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2
src/main/java/com/genersoft/iot/vmp/service/IMediaServerService.java
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@@ -46,7 +46,7 @@ public interface IMediaServerService {
SSRCInfo openRTPServer(MediaServerItem mediaServerItem, String streamId, boolean ssrcCheck);
SSRCInfo openRTPServer(MediaServerItem mediaServerItem, String streamId, boolean ssrcCheck, boolean isPlayback);
SSRCInfo openRTPServer(MediaServerItem mediaServerItem, String streamId, String ssrc, boolean ssrcCheck, boolean isPlayback);
void closeRTPServer(String deviceId, String channelId, String ssrc);

14
src/main/java/com/genersoft/iot/vmp/service/impl/MediaServerServiceImpl.java
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@@ -118,11 +118,11 @@ public class MediaServerServiceImpl implements IMediaServerService {
@Override
public SSRCInfo openRTPServer(MediaServerItem mediaServerItem, String streamId, boolean ssrcCheck) {
return openRTPServer(mediaServerItem, streamId, ssrcCheck,false);
return openRTPServer(mediaServerItem, streamId, null, ssrcCheck,false);
}
@Override
public SSRCInfo openRTPServer(MediaServerItem mediaServerItem, String streamId, boolean ssrcCheck, boolean isPlayback) {
public SSRCInfo openRTPServer(MediaServerItem mediaServerItem, String streamId, String presetSsrc, boolean ssrcCheck, boolean isPlayback) {
if (mediaServerItem == null || mediaServerItem.getId() == null) {
return null;
}
@@ -135,10 +135,14 @@ public class MediaServerServiceImpl implements IMediaServerService {
return null;
}else {
String ssrc = null;
if (isPlayback) {
ssrc = ssrcConfig.getPlayBackSsrc();
if (presetSsrc != null) {
ssrc = presetSsrc;
}else {
ssrc = ssrcConfig.getPlaySsrc();
if (isPlayback) {
ssrc = ssrcConfig.getPlayBackSsrc();
}else {
ssrc = ssrcConfig.getPlaySsrc();
}
}
if (streamId == null) {

31
src/main/java/com/genersoft/iot/vmp/service/impl/PlayServiceImpl.java
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@@ -39,6 +39,7 @@ 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.util.*;
@@ -256,18 +257,46 @@ public class PlayServiceImpl implements IPlayService {
}
}
}, userSetting.getPlayTimeout());
final String ssrc = ssrcInfo.getSsrc();
cmder.playStreamCmd(mediaServerItem, ssrcInfo, device, channelId, (MediaServerItem mediaServerItemInuse, JSONObject response) -> {
logger.info("收到订阅消息： " + response.toJSONString());
timer.cancel();
// hook响应
onPublishHandlerForPlay(mediaServerItemInuse, response, device.getDeviceId(), channelId, uuid);
hookEvent.response(mediaServerItemInuse, response);
}, (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);
if (!ssrc.equals(ssrcInResponse) && device.isSsrcCheck()) { // 查询到ssrc不一致且开启了ssrc校验则需要针对处理
// 查询 ssrcInResponse 是否可用
if (mediaServerItem.isRtpEnable() && !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;
}
// 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) -> {
timer.cancel();
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);
});