[1078] 修复回放结束发送失败

src/main/java/com/genersoft/iot/vmp/jt1078/proc/response/J9202.java

@@ -32,7 +32,10 @@ public class J9202 extends Rs {
         buffer.writeByte(channel);
         buffer.writeByte(playbackType);
         buffer.writeByte(playbackSpeed);
-        buffer.writeBytes(ByteBufUtil.decodeHexDump(playbackTime));
+        if (playbackType == 5) {
+            buffer.writeBytes(ByteBufUtil.decodeHexDump(playbackTime));
+        }
+
         return buffer;
     }