HarmonyOS Camera kit 双路预览方案频繁开关相机底层崩溃

/** 
 * 停止相机采集 
 * @param callback 底层接口回调 
 */ 
async stopCamera(callback?: Function) { 
  isStop = true; 
  if (this.mVideoSession) { 
    this.mVideoSession.off('error'); 
    //停止当前会话 
    await this.mVideoSession.stop(); 
  } 
  if (this.mCameraManager) { 
    this.mCameraManager.off('cameraStatus'); 
  } 
  if (mReceiver) { 
    await mReceiver.release(); 
    mReceiver = undefined; 
  } 
  if (this.mPreviewOutputData) { 
    await this.mPreviewOutputData.release(); 
  } 
  if (this.mCameraInput) { 
    this.mCameraInput.off('error', this.mSelCameraDevice); 
    await this.mCameraInput.close(); 
  } 
  if (this.mVideoSession) { 
    //释放会话 
    await this.mVideoSession.release(); 
  } 
  if (callback) { 
    callback(200, ""); 
  } 
}
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