Image Optimization

Comment on the different file formats, how and why they are are used.


JPEG 100

Jpeg image of apples at quality 100

Highest JPEG quality 72K file size with a 4seconds downlaod using a 256 Kbbs connection. This is acceptable for visitors with high speed connection, however slightly lower quality would be best for the average vistor's web technology.

JPEG 80

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JPEG 60

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JPEG 40

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GIF 256

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GIF 256 colors, size is 28K two second download on a 256 DSL connection.

GIF 64

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GIF 16

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GIF 8

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GIF 256 With Transparency Comments

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PNG 24 With Transparency

 

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Comments PNG 24 Without Transparency

 

 

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