video

video

1. Wath is a video?

   • System that allows the recording of images and sounds in a magnetic tape that later can be reproduced and turn on the screen of a television.

2. Wath are a kind of video?

   • Analog
   • Digital

3. What are the differences between Digital Video and Analogous Video?

   • A common example of analog information is vinyl records. Peaks and valleys on an album represent different sounds, and the player's needle responds when the record spins :Digital technology uses two values, often referred to as 1 and 0, to store information.

4. what are the format of The Digital Video?

   • Digital formats of Video MPEG: Moving Pictures Expert Group (Mpeg1, Mpeg2, Mpeg4) AVI: It is the standard format but that of more I weigh. (Xvid or Divx) WINDOWS HAPPENS: Format developed by Microsoft. (. Mpeg4 or .asf) MOV: Format developed by Apple. Necessary Quicktime to read it. Little I weigh. Ideal for Web (.m4v or .mov) FLV: Format of Adobe Flash. Sorensen Spark uses codec. (.flv)

5. MP3 ( " Media Picture Expert Group - layer 3 " ) compressed digital audio format with loss. AAC ( " Audio Advanced Coding" ) : advanced audio coded . WMA ( "Windows Media Audio" ) is the alternate Microsoft to MP3 format . REC ( "record" ) : audio low fidelity , from digital voice recorders . WAV ( "WAVeform audio format " ) : audio format Microsoft and IBM . CDA ( " Compact Disc Audio" ) is the present format on any compact disc of 22 songs without compressed music

6. what are the software for playing Digital Video?

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