heyx

I'm having the same issue, guess it's because of this update [https://github.com/antvis/G2/issues/4423#issuecomment-1343937049](https://github.com/antvis/G2/issues/4423#issuecomment-1343937049) I'm using "@antv/g2 version4.2.8", it worked well, but since I reinstalled my dependencies, it showed me the same...

same. Better to roll back to v1.5.1

> while循环的最后，没有更新offset，所以会导致w的值一直取重复值。当输入字节流大于等于128字节时，会产生错误的摘要输出。 > >  解决了我的问题👍