What is video

Video refers to a variety of techniques for capturing, recording, processing, storing, transmitting, and reproducing a series of static images in the form of electrical signals. Continuous image changes more than 24 frames per second (frame) screen above, according to the principle of visual persistence, the human eye can not identify a single static picture; it appears to be a smooth, continuous visual effect, so that a continuous picture is called a video.

The development of network technology has also prompted the video documentary segment to exist in the form of streaming media on the internet and can be received and broadcast by computer. Video and film belong to different technologies, the latter is the use of photography to capture dynamic images as a series of static photos.

Common Video Development Library: FFMPEG: A well-known foreign video development Library. CXDVA:[5] Fully support the above mentioned video format, can be Windows, Linux, Android, Apple iOS and other platforms for playback, capture, video and other functions, development interface Unified, easy to use.

What is video