如上面的评论所述，所描述的视频消费方式称为自适应流媒体。在这种情况下有几种类似的技术，如MPEG-DASH，HLS，Smooth Streaming，......在视频流行业中可以看到向MPEG-DASH的转变 - 例如***和Netflix等平台正在使用DASH。

As mentioned in the comments above, the described way of consuming videos is called adaptive streaming. There are several similar technologies in this context available, like MPEG-DASH, HLS, Smooth Streaming,... Where one can see a shift towards MPEG-DASH within the video streaming industry - platforms like *** and Netflix are using DASH for instance.

你可以找到几个不同的编码器和播放器供应商，比如 Wowza ， Bitmovin 等等。可以找到熟悉自适应流媒体的良好起点这里和这里。

You can find several different vendors for encoding as well as players, like Wowza, Bitmovin, and many more. A good starting point to get familiar with adaptive streaming can be found here and here.