Backup of GIF (No. 19)

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  • 1 (2008-03-30 (Sun) 17:15:50)
  • 2 (2008-05-08 (Thu) 11:04:41)
  • 3 (2008-05-15 (Thu) 13:32:37)
  • 4 (2008-09-14 (Sun) 01:01:47)
  • 5 (2008-09-16 (Tue) 15:54:44)
  • 6 (2008-09-16 (Tue) 18:40:59)
  • 7 (2008-09-18 (Thu) 18:06:30)
  • 8 (2008-09-18 (Thu) 20:52:46)
  • 9 (2008-09-19 (Fri) 01:08:50)
  • 10 (2008-09-28 (Sun) 20:27:28)
  • 11 (2008-09-30 (Tue) 08:06:37)
  • 12 (2009-01-06 (Tue) 17:55:17)
  • 13 (2009-01-10 (Sat) 01:53:38)
  • 14 (2009-11-02 (Mon) 15:06:07)
  • 15 (2010-03-10 (Wed) 11:59:47)
  • 16 (2010-03-11 (Thu) 01:38:44)
  • 17 (2012-01-21 (Sat) 17:54:39)
  • 18 (2013-04-05 (Fri) 17:05:08)
  • 19 (2013-11-12 (Tue) 13:05:41)
  • 20 (2014-09-23 (Tue) 12:53:21)
  • 21 (2015-02-04 (Wed) 14:28:56)
  • 22 (2015-02-24 (Tue) 02:29:08)
  • 23 (2018-10-01 (Mon) 22:53:03)
  • 24 (2019-02-11 (Mon) 23:42:47)
  • 25 (2019-02-12 (Tue) 01:06:54)
  • 26 (2020-11-30 (Mon) 01:40:50)
  • 27 (2022-03-24 (Thu) 14:42:46)

概要

• http://e-words.jp/w/GIF.html
• http://ja.wikipedia.org/wiki/Graphics_Interchange_Format
• http://d.hatena.ne.jp/keyword/GIF

フォーマット

• spec-gif89a @ w3.org
  • http://www.w3.org/Graphics/GIF/spec-gif89a.txt
  • 邦訳のcache
  • GIF87a GIF87aJP.txt の cache

• GIF format
  • http://www.onicos.com/staff/iz/formats/gif.html cache
• GIFフォーマットの詳細 @ とほほ
  • http://www.tohoho-web.com/wwwgif.htm

GIF89a

• http://www.geocities.co.jp/SiliconValley/1361/gifabout.html

• giftrans (透過GIF等)
  • http://www.int.gu.edu.au/~anthony/software/
    • http://www.int.gu.edu.au/~anthony/software/giftrans_v1.12.3.c (cache)

アニメーションGIF

• http://flanime.hp.infoseek.co.jp/gif/gif_make.htm
• http://homepage3.nifty.com/furumizo/giamd.htm
• natm (ツールだけどドキュメントも良いらしい)
  • http://hp.vector.co.jp/authors/VA033743/index.html

dispose method

• GIF Animation and Disposal Methods
  • http://www.webreference.com/content/studio/disposal.html
• GIFのDisposal Method
  • http://d.hatena.ne.jp/takayukis/20061014/1160808869

特許

• ユニシスのLZW特許問題
  • http://www.yk.rim.or.jp/~mizuno/knowledge/ols/lzw.htm

参考

• The GIF Controversy: A Software Developer's Perspective
  • http://www.cloanto.com/users/mcb/19950127giflzw.html
• GIF89a-based Animation for the WWW
  • http://www.geocities.co.jp/siliconvalley/1361/

関連ページ

• ファイルフォーマット
• giflib | libungif
• GIF Overlap Libary (GifOverlap)
• LZW