Digital Video

Digital Video

1. types

   • AVI
     • is a technique for doubling the perceived frame rate of a video. AVI files are manly used for editing.
   • FLV
     • is a container file format used to deliver digital video content.
   • WMV
     • Is contained on the Advanced Systems Format (ASF)container. These files often contain Windows Media Video and Windows Media Audio. WMV contained files have the option of supporting digital rights management, preventing users from copying the information.
   • MOV
     • is a popular type of video format amongst MAC users. and is popular in MOV files, is available in PC
   • MPEG-4
     • Is very high and the file size relatively small. .MP4 standard is becoming more popular as it compatible with both online and mobile browsers and also supported by the new HTML5.

2. What is a video? It are a series of images that there are caught by a chamber, which happen for a process of production and edition. Refers to recording, manipulating, and displaying moving images, especially in a format that can be presented on a television.

3. Kinds of video

   • Analog
     • analog data, such as video recorded on tape, is transmitted as electronic signals of varying frequency or amplitude that are added to carrier waves of a given frequency.
   • Digital video
     • Digital information recording is an evolution from analog which is most heavily influenced by computers and their popularity and accessibility.