lunes, 28 de febrero de 2011

JPG vs GIF vs PNG


JPG

JPG is one of the image file formats supported on the Web. It is a lossy

16 million colors and are best suited for photographs and complex graphics. compression tencnhique who serves for compress color and grayscale continuous-tone images. The human eye can't see the information diascarded in the compression.

GIF ( GRAPHICS INTERCHANGE FORMAT)

It is a bitmap image formar that was introduced by CompuServe in 1987 and has

since come into widespread usage on the World Wide Web due to its wide support and portability.It supports up to 8 bits per pixel thus allowing a single image to reference a palette of up to 256 distinct colors.Colors are chosen from the 24-bit RGB color space.It also supports animations and allows a separate palette of 256 colors for each frame.


PNG (PORTABLE NETGRAPHICS)

It is a bitmapped image format that employs lossless data compression. PNG was created to improve upon and replace GIF.PNG was developed as a patent-free answer to the GIF format but is also an improvement on the GIF technique. An can be 5%-25% more compressed than a GIF file of the same image.

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