Thursday, 20 September 2012

Explain and Describe


Video Formats, eg. Mov, avi
      Video formats are: MPEG-4-MKV RM/RMV- MO-WMV-AVI-MPEG. With these video formats the user is able to tell the difference between certain video files.

Streaming
Streaming is when you are able to watch videos and listen to audios in an instant instead of them being saved to the hard drive.
File Compression
File Compression allows files to decrease with size so that the user as the ability to save the files without worrying about storage space.
Using file compression, users will not have to worry about file saving space. File compression is mainly used for large using files.
Aspect Ratios: 4:3, 16:9
These ratios seperate the height and the width of an image
For example: 16:9 the 16 in the ratio will be 16 inches wide of the image and the 9 in the ratio will be 9 inches high.   
Frame Rates
Another word for frame rates is frame frequency this means the number of images/frames which are shown continuously






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