OH_AVScreenCapture_StartScreenRecording返回失败2

// 开始录屏原始码流 
static napi_value StartScreenCapture_01(napi_env env, napi_callback_info info) { 
  g_avCapture = OH_AVScreenCapture_Create(); 
  if (g_avCapture == nullptr) { 
    OH_LOG_ERROR(LOG_APP, "create screen capture failed"); 
  } 
  OH_AVScreenCaptureConfig config_; 
  SetConfig(config_); 
  OpenFile("Demo"); 
  bool isMicrophone = true; 
  OH_AVScreenCapture_SetMicrophoneEnabled(g_avCapture, isMicrophone); 
  OH_AVScreenCapture_SetErrorCallback(g_avCapture, OnError, nullptr); 
  OH_AVScreenCapture_SetStateCallback(g_avCapture, OnStateChange, nullptr); 
  OH_AVScreenCapture_SetDataCallback(g_avCapture, OnBufferAvailable, nullptr); 
  int result = OH_AVScreenCapture_Init(g_avCapture, config_); 
  if (result != AV_SCREEN_CAPTURE_ERR_OK) { 
    OH_LOG_INFO(LOG_APP, "==DEMO== ScreenCapture OH_AVScreenCapture_Init failed %{public}d", result); 
  } 
  OH_LOG_INFO(LOG_APP, "==DEMO== ScreenCapture OH_AVScreenCapture_Init %{public}d", result); 
 
  result = OH_AVScreenCapture_StartScreenCapture(g_avCapture); 
  if (result != AV_SCREEN_CAPTURE_ERR_OK) { 
    OH_LOG_INFO(LOG_APP, "==DEMO== ScreenCapture Started failed %{public}d", result); 
    OH_AVScreenCapture_Release(g_avCapture); 
  } 
  OH_LOG_INFO(LOG_APP, "==DEMO== ScreenCapture Started %{public}d", result); 
 
  m_isRunning = true; 
 
  napi_value res; 
  napi_create_int32(env, result, &res); 
  return res; 
}