Source of rav1e

[[AV1]]

- https://github.com/xiph/rav1e

- Implementing tile encoding in rav1e
--  https://blog.rom1v.com/2019/04/implementing-tile-encoding-in-rav1e/

* build [#build]

 cargo cinstall で /usr/local に C言語のヘッダとライブラリが用意される
 pkgconfig のファイルはないので、やるなら自分で追加？

* API [#y6093cfa]

- Using rav1e - from your own code
--  https://dev.to/luzero/using-rav1e-from-your-own-code-2ie0

** C API [#c-api]

- lu-zero/using-rav1e.md
--  https://gist.github.com/lu-zero/12e09d0271074ef0a17891ede47f9c8f#crav1e-ap
-  lu-zero/rav1e.h
--  https://gist.github.com/lu-zero/b6fa570c2d67b26ec85f532942a6108b
- https://github.com/lu-zero/crav1e
--  https://github.com/lu-zero/crav1e/blob/master/c-examples/simple_encoding.c