User:Manetta/image-file-formats-an-enquiry: Difference between revisions
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=image file formats, an little enquiry= | |||
''An image file format may store data in uncompressed, compressed, or vector formats. Once rasterized, an image becomes a grid of pixels, each of which has a number of bits to designate its color equal to the color depth of the device displaying it. [http://en.wikipedia.org/wiki/Image_file_formats]'' | ''An image file format may store data in uncompressed, compressed, or vector formats. Once rasterized, an image becomes a grid of pixels, each of which has a number of bits to designate its color equal to the color depth of the device displaying it. [http://en.wikipedia.org/wiki/Image_file_formats]'' | ||
==.bmp== | |||
official name: '''Windows bitmap'''<br> | official name: '''Windows bitmap'''<br> | ||
owner: Microsoft<br> | owner: Microsoft<br> | ||
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[[File:Manetta-social-file-formats-bmp1.png]]<br><br> | [[File:Manetta-social-file-formats-bmp1.png]]<br><br> | ||
[[File:Manetta-social-file-formats-bmp2.png]]<br><br> | [[File:Manetta-social-file-formats-bmp2.png]]<br><br> | ||
[[File:Manetta-social-file-formats-bmp3.png]] | [[File:Manetta-social-file-formats-bmp3.png]]<br><br> | ||
==.jpg / .jpeg== | |||
official name: '''Joint Photographic Experts Group'''<br> | official name: '''Joint Photographic Experts Group'''<br> | ||
owner: Joint Photographic Experts Group<br> | owner: Joint Photographic Experts Group<br> | ||
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[[File:Manetta-social-file-formats-jpeg1.png]]<br><br> | [[File:Manetta-social-file-formats-jpeg1.png]]<br><br> | ||
[[File:Manetta-social-file-formats-jpeg2.png]]<br><br> | [[File:Manetta-social-file-formats-jpeg2.png]]<br><br> | ||
[[File:Manetta-social-file-formats-jpeg3.png]] | [[File:Manetta-social-file-formats-jpeg3.png]]<br><br> | ||
==.png== | |||
official name: '''Portable Network Graphics'''<br> | official name: '''Portable Network Graphics'''<br> | ||
owner: World Wide Web Consortium<br> | owner: World Wide Web Consortium<br> | ||
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[[File:Manetta-social-file-formats-png1.png]]<br><br> | [[File:Manetta-social-file-formats-png1.png]]<br><br> | ||
[[File:Manetta-social-file-formats-png2.png]]<br><br> | [[File:Manetta-social-file-formats-png2.png]]<br><br> | ||
[[File:Manetta-social-file-formats-png3.png]] | [[File:Manetta-social-file-formats-png3.png]]<br><br> | ||
Revision as of 18:46, 25 September 2014
image file formats, an little enquiry
An image file format may store data in uncompressed, compressed, or vector formats. Once rasterized, an image becomes a grid of pixels, each of which has a number of bits to designate its color equal to the color depth of the device displaying it. [1]
.bmp
official name: Windows bitmap
owner: Microsoft
file extension: .bmp, .dib, .rle, .2bp (2bpp)
mime-type: image/x-bmp
application: Used by many 2D applications.
patented: NO
.jpg / .jpeg
official name: Joint Photographic Experts Group
owner: Joint Photographic Experts Group
file extension: .jpg, .jpeg, .jpe (containers: .jif, .jfif, .jfi)
mime-type: image/jpeg
application: Photographic images. Supported by most web browsers.
patented: Expired (see also Forgent#JPEG)
--> JPEG 2000 ?
.png
official name: Portable Network Graphics
owner: World Wide Web Consortium
file extension: .png
mime-type: image/png
application: W3C endorsed replacement for GIF. Supported by most web browsers.
patented: NO
