https://lists.mplayerhq.hu/archives/list/mplayer-docs@mplayerhq.hu/thread/NMNT7IEU4GXDYG2WCEXXET2RIX6AE2UZ/?sort=thread
r22750 - trunk/DOCS/xml/en/encoding-guide.xml - MPlayer-DOCS - lists.mplayerhq.hu
encoding guidetrunkdocsxml
https://http.dev/accept-encoding?ref=httpcompression.com
Accept-Encoding - Expert Guide to HTTP headers
Apr 4, 2026 - Negotiate compression with Accept-Encoding. Supported algorithms, quality values, syntax, and server-side implementation.
expert guideacceptencodinghttpheaders