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Representing images - Coggle Diagram
Representing images
Vector
Bitmaps
Pixels
Images are made up of picture elements or pixels these are tiny squares that appear on the screen
However the higher the image resolution the greater the file size
the higher the resolution
Resolution and size
Moving image
Streaming
video can be viewed without delay on a website
Can be watched real time
DISADVANTAGES
If you want to watch it again it needs to do the same thing again
ADVANTAGES
You can watch it almost instantly
You don t need a large storage space
Buffering
When a video is downloading the segments need to be stored somewhere
When a user is watching a part of a video the buffer is used to download the next part of a video
if the buffer isnt filling quick enough it will lower the quality to load it quicker