WebP: Difference between revisions

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| contained by = [[Resource Interchange File Format]] (RIFF)<ref>[http://code.google.com/speed/webp/docs/riff_container.html RIFF Container]</ref>
| contained by = [[Resource Interchange File Format]] (RIFF)<ref>[http://code.google.com/speed/webp/docs/riff_container.html RIFF Container]</ref>
| free = Yes<ref>[http://code.google.com/speed/webp/faq.html WebP FAQs]</ref>
| free = Yes<ref>[http://code.google.com/speed/webp/faq.html WebP FAQs]</ref>
| url = {{url|http://code.google.com/speed/webp/}}
| url = [http://code.google.com/speed/webp/ WebP Home]
}}
}}


'''WebP''' is a new [[image file format]] that uses [[lossy compression]], it is based on [[VP8]]'s intra-frame coding, and uses a [[Resource Interchange File Format|RIFF]] container.<ref>{{cite web
'''WebP''' is a [[lossy compression|lossy]] [[image format]] developed by [[Google]].<ref>{{cite web
| url = http://news.cnet.com/8301-30685_3-20018146-264.html
| url = http://news.cnet.com/8301-30685_3-20018146-264.html
| title = Google offers JPEG alternative for faster Web
| title = Google offers JPEG alternative for faster Web
| work = [[CNET News]]
| publisher = [[CNET Networks|CNET]]
| date = 2010-09-30
| publisher = CBS Interactive
| date = 30 September 2010
| accessdate = 2010-10-01
| first = Stephen
| accessdate = 1 October 2010
| last = Shankland
| first = Stephen
}}</ref> It is based on [[VP8]]'s intra-frame coding, and uses a [[Resource Interchange File Format|RIFF]] container.<ref>{{cite web
| last = Shankland
| url = http://googlecode.blogspot.com/2010/09/webp-new-image-format-for-web.html
| title = WebP, a new image format for the Web
| publisher = [[Google]]
| date = 2010-09-30
| accessdate = 2010-10-01
| first = Richard
| last = Rabbat
}}</ref>
}}</ref>


==History==
== History ==
It was designed by [[Google]] to reduce image file size to speed web page loading. WebP is based on [[VP8]]'s intra-frame coding and uses a container based on [[Resource Interchange File Format]] (RIFF). Google announced the new image format on the [[Chromium (web browser)|Chromium]] blog on 30 September 2010.<ref name="Announcement-in-chromium">{{cite web
WebP was designed by Google to reduce image file size, to speed web page loading. It is based on [[VP8]]'s intra-frame coding and uses a container based on the [[Resource Interchange File Format]] (RIFF). Google announced the new image format on the [[Chromium (web browser)|Chromium]] blog on 30 September 2010.<ref name="Announcement-in-chromium">{{cite web
| url = http://blog.chromium.org/2010/09/webp-new-image-format-for-web.html
| url = http://blog.chromium.org/2010/09/webp-new-image-format-for-web.html
| title = WebP, a new image format for the Web
| title = WebP, a new image format for the Web
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}}</ref>
}}</ref>


==See also==
== See also ==
*[[Comparison of graphics file formats]]
* [[WebM]]
* [[Comparison of graphics file formats]]


== References ==
== References ==
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* [http://code.google.com/intl/no/speed/webp/docs/c_study.html Comparative Study of WebP, JPEG and JPEG 2000]
* [http://code.google.com/intl/no/speed/webp/docs/c_study.html Comparative Study of WebP, JPEG and JPEG 2000]
* [http://x264dev.multimedia.cx/?p=541 H.264 and VP8 for still image coding: WebP?]
* [http://x264dev.multimedia.cx/?p=541 H.264 and VP8 for still image coding: WebP?]
* [http://googlecode.blogspot.com/2010/09/webp-new-image-format-for-web.html WebP, a new image format for the Web]


== External links ==
== External links ==

Revision as of 22:35, 1 October 2010

WebP
Filename extension
.webp
Internet media type
image/webp
Developed byGoogle
Initial release30 September 2010 (2010-09-30)[1]
Type of formatImage format
Lossy compression algorithm
Contained byResource Interchange File Format (RIFF)[2]
Free format?Yes[3]
WebsiteWebP Home

WebP is a lossy image format developed by Google.[4] It is based on VP8's intra-frame coding, and uses a RIFF container.[5]

History

WebP was designed by Google to reduce image file size, to speed web page loading. It is based on VP8's intra-frame coding and uses a container based on the Resource Interchange File Format (RIFF). Google announced the new image format on the Chromium blog on 30 September 2010.[1]

See also

References

  1. ^ a b Rabbat, Richard (30 September 2010). "WebP, a new image format for the Web". Chromium Blog. Google. Retrieved 1 October 2010.
  2. ^ RIFF Container
  3. ^ WebP FAQs
  4. ^ Shankland, Stephen (30 September 2010). "Google offers JPEG alternative for faster Web". CNET. Retrieved 1 October 2010.
  5. ^ Rabbat, Richard (30 September 2010). "WebP, a new image format for the Web". Google. Retrieved 1 October 2010.

Further reading

External links