Backup source of APNG(No. 10)

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- 1 (2016-02-28 (Sun) 20:08:10)
- 2 (2019-06-04 (Tue) 11:34:52)
- 3 (2019-06-04 (Tue) 19:38:10)
- 4 (2019-06-04 (Tue) 20:57:46)
- 5 (2019-06-04 (Tue) 22:41:05)
- 6 (2019-12-16 (Mon) 00:23:14)
- 7 (2019-12-18 (Wed) 17:41:03)
- 8 (2020-05-11 (Mon) 17:32:30)
- 9 (2022-01-09 (Sun) 01:44:59)
- 10 (2022-02-17 (Thu) 12:40:41)
- 11 (2022-02-17 (Thu) 13:43:55)

[[PNG]]

- https://wiki.mozilla.org/APNG_Specification


- http://littlesvr.ca/apng/inter-frame.html

http://littlesvr.ca/apng/images/clock_tweakpng.png


* ツール [#k938ef7d]

- APNG Assembler
--  http://apngasm.sourceforge.net/
--  http://sourceforge.net/projects/apngasm/

- gif2apng
--   http://gif2apng.sourceforge.net/

* ライブラリ [#f10a9d52]

-  libpng
--  https://sourceforge.net/projects/libpng-apng/files/
--   https://dxr.mozilla.org/mozilla-central/source/media/libpng/apng.patch


* 欠点 [#ld1b85bb]

- APNG の欠点：単一のカラーモード・パレットしか扱えない
--  [https://www.marguerite.jp/Nihongo/WWW/Memo/%E5%B9%B3%E6%88%9029%E5%B9%B406%E6%9C%8818%E6%97%A5/1#H290618-1-2 https://www.marguerite.jp/Nihongo/WWW/Memo/平成29年06月18日/1#H290618-1-2]

* ImageMagick 未対応 [#u1ba1f56]

- ImageMagick can't detect animated PNG #24
--   https://github.com/ImageMagick/ImageMagick/issues/24

* その他 [#r204b3c4]

- 
GIF vs APNG vs WebP
--  http://littlesvr.ca/apng/gif_apng_webp.html

Backup source of APNG (No. 10)