增加照片对象的有效性判断

app/src/main/cpp/PhoneDevice.cpp

@@ -1639,7 +1639,7 @@ bool CPhoneDevice::TakePhotoWithNetCamera(IDevice::PHOTO_INFO& localPhotoInfo, c
 
         img.clear();
         netCaptureResult = requestCapture(localPhotoInfo.channel, localPhotoInfo.preset, netPhotoInfo, img);
-        if (netCaptureResult)
+        if (netCaptureResult && !img.empty())
         {
             XYLOG(XYLOG_SEVERITY_INFO, "NetCapture Succeeded PHOTOID=%u Img Size=%u", localPhotoInfo.photoId, (uint32_t)img.size());
             break;