How to programately record HDMI video?

I am looking for a device that can be used, via an API, to record HDMI video. I found severa开发者_如何学Pythonl devices on the web but I am looking for one that does have an API that I could call an

How to generate a video signal from Android device via USB?

Is it possible to create an application for Android, which can generate a video signal (HDMI or VGA) via USB?

Is it possible to show different content on the Android's screen and the screen connected via HDMI?

I\'m wondering if I can develop an application, where I can have the main content displayed on a big screen connected to my An开发者_StackOverflow社区droid via HDMI and use the Android\'s touchscreen

hdmi？

dp hdmi区别？

DP和HDMI都是多媒体显示的输出接口，都支持视频、音频同时传输。相比于HDMI接口，DP接口的传输带宽更大，传输距离更长，支持多屏显示，而且不需要支付版权费。不过，由于DP接口上市过晚，HDMI接口的普及程度更高，应

毫米波HDMI高刷到120Hz是个什么样的体验？

日常普通显示器的更新率在60HZ左右，基本上可以满足很多人的办公室、轻度游戏和电影娱乐需求，主流的电竞显示器的更新率已经标准为144HZ、155HZ甚至240HZ的大画面的电竞应用往往需要将显卡通过HDMI线连接到远距离的大

Changing a php "echoed" div attribute with php

I\'m using PHP to echo a content stored on my database.The content is a DIV carrying any type of data.