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WebM

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WebM
logo
Hù tòng-miâ
.webm
Bāng-lō͘
mûi-thé
hêng-sek
sī-pîn/webm,
im-pîn/webm
Khai-hoat-chiáThâu--á On2, Xiph, kah Matroska;
liáu-āu Google
Thâu-chi̍t-pái
hoat-pò͘
2010  5 goe̍h 18 ji̍t (15  í-chêng) (2010-05-18) [1]
Siāng-sin--ê
pán-pún
v1.13.0[2]
2023  1 goe̍h 31 ji̍t (3  í-chêng) (2023-01-31)
Keh-sek
lūi-hêng
Container format
Container forVP8/VP9/AV1 (sī-pîn)
Vorbis/Opus (im-pîn)
Iân-sin chūLimited subset of Matroska
Chū-iû keh-sek?[3]
Bián-chîⁿ keh-sek?[4]
Bāng-chāmwebmproject.org
WebM sī-pîn ê tsi̍t-ê huān-lē.

WebM (guân-tsū “Web Movie”) sī tsi̍t-tsióng im-sìn sī-sìn muî-thé tóng-àn kik-sik.[5] WebM i-ê tsú-iàu bo̍k-ti̍k sī uī-tio̍h HTML sī-sìn hām HTML im-sìn in-ê kiat-kòo thê-kiong tsi̍t-tsióng bián-suè ê thè-tāi hong-àn. WebM i iah-koh ū tsi̍t-ê iōng-teh tôo-siōng ê tsí-bē hāng-bo̍k: WebP. WebM i-ê kik-sik ê khai-huat sī-iû Google lâi tsàn-tsōo; siong-ìng nńg-thé sī-í BSD lâi siū-kuân huat-pòo. WebM sī tsi̍t-ê hia̍p-tsok hāng-bo̍k, tī 2010-nî thâu-tsi̍t-pái huat-hîng.

WebM iông-khì sī khiā-teh Matroska ê tsi̍t-ê siat-tīng tóng.[3][6][7] WebM siōng-thâu-á tsi-uān VP8 sī-sìn hām Vorbis im-sìn tshuàn-liû (stream). Tī 2013-nî, WebM i tsìn-hîng king-sin (update), í-lâi tsi-uān VP9 sī-sìn hām Opus im-sìn.[8] WebM i-mā tsi-uān AV1 codec (pian-kái-bé khì).[9]

  1. Release v0.9.0 – webmproject/libvpx – GitHub, May 18, 2010, goân-loē-iông tī October 1, 2020 hőng khó͘-pih, February 8, 2016 khòaⁿ--ê
  2. "Release 2023-01-31 v1.13.0 "Ugly Duckling"". github.com. January 31, 2023. April 15, 2020 khòaⁿ--ê.
  3. 1 2 "WebM FAQ". May 19, 2010. goân-loē-iông tī September 22, 2021 hőng khó͘-pih. August 13, 2016 khòaⁿ--ê. WebM is an open media file format designed for the web. WebM files consist of video streams compressed with the VP8 video codec and audio streams compressed with the Vorbis audio codec. The WebM file structure is based on the Matroska media container.
  4. WebM (Partial draft). Sustainability of Digital Formats. Washington, D.C.: Library of Congress. 19 August 2020. goân-loē-iông tī December 14, 2021 hőng khó͘-pih. 1 December 2021 khòaⁿ--ê.
  5. "The WebM Project – About WebM". webmproject.org. goân-loē-iông tī August 15, 2016 hőng khó͘-pih. August 13, 2016 khòaⁿ--ê.
  6. Doig, Jeremy; Jazayeri, Mike (May 19, 2010), Introducing WebM, an open web media project, WebM Project, goân-loē-iông tī April 19, 2012 hőng khó͘-pih, May 19, 2010 khòaⁿ--ê
  7. Montgomery, Chris (May 19, 2010), Xiph.Org announces support for the WebM open media project, Xiph, goân-loē-iông tī May 23, 2010 hőng khó͘-pih, May 20, 2010 khòaⁿ--ê
  8. "The WebM Open Media Project Blog: VP9 Lands in Chrome Dev Channel". webmproject.org. goân-loē-iông tī July 6, 2013 hőng khó͘-pih. November 16, 2013 khòaⁿ--ê.
  9. "Media container formats (file types) - Web media technologies | MDN". developer.mozilla.org (ēng Eng-gí). 2023-01-15 khòaⁿ--ê.
  • Vorbis
  • BSD licenses

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Wikimedia Commons téng ê siong-koan tóng-àn: WebM videos