What does screencasting mean?

Screencasting is a technology that enables small-screen images to be displayed on large-screen devices. It is to synchronize videos played on smart devices such as mobile phones, tablets, computers, etc. to another device for playback through screencasting. and watch. Screencasting is mainly divided into two categories: 1. Wireless screencasting. When the mobile phone and TV are connected to the same network, screencasting can be turned on; 2. Wired screencasting. The advantage is that the delay is reduced, but the exposure of the wires will also affect the environment. cause interference.

#The operating environment of this tutorial: IOS 16 system, iphone13 mobile phone.

What does screen casting mean?

Screen casting means to cast the video played on smart devices such as mobile phones, tablets, computers, etc. synchronize to another device for playback and viewing.

Simply put, it is a technology that enables small-screen images to be displayed on large-screen devices.

Professionally speaking, it is a cross-network, cross-terminal, and cross-system wireless screen projection technology between mobile terminals and large-screen terminals, including wireless interoperability and interconnection between mobile phones, computers, TVs, and smart devices ( using LAN).

Currently, the most widely used one is "Mobile TV Casting". Because the software and resources that come with smart TVs are not as rich as those of mobile phones, many people use screen casting technology to put content from their mobile phones on their TVs.

Screencasting Category

Screencasting is mainly divided into two categories: ① Wireless projection; ② Wired screen projection

Among them, wireless screen projection is used by more groups, and it is subdivided according to different operations.

1. Wireless screen projection

Mainstream smartphones (including Apple and Android) all have screen projection functions. When the mobile phone and TV are connected to the same network, You can turn on screencasting. This function is generally set in the shortcut menu bar of the mobile phone. You can see it by pulling down from the upper right corner of the mobile phone interface.

Apple mobile phone is "Screen Mirroring", Huawei mobile phone is "Screen Casting", as shown below

1) Screencasting software

In addition, when this method cannot connect, you can use the power of screencasting software. There are many screencasting software in the current TV application store (Ant Market), the mainstream of which is Lebo Screencasting.

When both the mobile phone and TV have downloaded Lebo Screen Mirroring and are in the same network environment, they can connect. The advantage of using screencasting software is that it can be used on multiple devices, such as computers and TVs.

In fact, this method is more appropriately called "same screen" because it displays the mobile phone's picture on the TV synchronously (when the mobile phone performs any operation, it will be displayed on the TV). The phone must remain on, otherwise the connection will be interrupted. Therefore, it is more suitable for use in business meetings and PPT reports.

2) Video software screencasting

Most mobile video software supports screencasting (iQiyi, Tencent Video, Youku...), open any video You can see it, usually it is set in the upper right corner of the interface. When the mobile phone and TV are connected to the same local area network, click the TV projection function on the mobile phone to search for the TV device and connect it.

This screencasting method is only for casting episodes, but the advantage is that after the screencasting is successful, the phone can do other operations, such as chatting on WeChat and playing games. It will not affect the screencast content, and it also supports automatic playback of the next episode.

2. Wired screen projection

Compared with wireless screen projection, the advantage of wired screen projection is reduced delay, but the exposure of wires will also cause interference to the environment. Currently, only some projectors support data line projection. This form is suitable for people who are not satisfied with small-screen games.

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