修复大华对讲talk模式

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

@@ -78,6 +78,12 @@ public class MediaServiceImpl implements IMediaService {
     public ResultForOnPublish authenticatePublish(MediaServer mediaServer, String app, String stream, String params) {
         // 推流鉴权的处理
         if (!"rtp".equals(app)) {
+            if ("talk".equals(app) && stream.endsWith("_talk")) {
+                ResultForOnPublish result = new ResultForOnPublish();
+                result.setEnable_mp4(false);
+                result.setEnable_audio(true);
+                return result;
+            }
             StreamProxy streamProxyItem = streamProxyService.getStreamProxyByAppAndStream(app, stream);
             if (streamProxyItem != null) {
                 ResultForOnPublish result = new ResultForOnPublish();