published 2/15/2022 Source This document was originally shared on MoQ IETF mailing list. This is a verbatim copy of the original, preserved without Google Docs. Introduction This is an attempt to document the issues that Twitch/Amazon IVS has encountered with various distribution protocols over the last 8 years. HLS We initially used RTMP for distribution but switched to HLS something like 8 years
Summary HLS.js v1.3.0 adds support for FairPlay and PlayReady in addition to improved support for Widevine DRM. Improvements to key loading, key-system selection, key rotation, and error reporting, make HLS.js a robust choice for playing protected content. Changes Since The Last Release v1.2.9...v1.3.0 New Features Multi-DRM Support (#4930) @robwalch Add support for com.apple.fps (#4474) @valotvin
HLS.js v1.0.0 has arrived! Thank you to everyone who contributed to this release and hls.js in general. New Features Apple Low-Latency HLS support Improved support for redundant variants with tracks Improved support for GROUP-ID audio and subtitle track selection sets Improved support for fmp4 streams (including those with alternate codecs) Chunk-Transfer "progressive" streaming option (experiment
Streaming Conference #2で発表したスライドです。 https://streaming-lab.connpass.com/event/79586/
個人用メモ。 hls.jsがやっていることをかなり大雑把に書いておくと、JavaScriptでプレイリスト(.m3u8)を取得・パースし、プレイリストに書かれたセグメントファイル(.ts、MPEG2-TS)を取得・パースし、画像と音声のデータ(コーデックは MPEG-4 AVCだったり、MPEG-4 AAC)を取り出して、ごにょごにょした後(ぼかし)にMediaSourceExtensionを使ってvideoタグで再生する、といったかんじ。 JavaScriptで画像・音声データのバイナリをパースしたり操作する処理はヘビィなので、UIスレッドではなく、WebWorkerで別スレッドでおこなうようにしている。 MediaSourceExtensionsが何者か、どういうふうに使うかは、Media Source Extensionsを使ってみた (WebM編) - Qiita が分かりやすい。
PrefaceFRESH! is a live streaming service. We are using HLS as a streaming protocol. HLS makes our service to easily scale. However, it also introduces a lot of latency depending on segment duration. Quite a few broadcasters gave us feedback that it is difficult to communicate with viewers because of the latency. We started looking for some solutions to accomplish low latency at scale. I found tha
Clappr player: JavaScript メディアプレーヤーの使用法 はじめに こんにちは streampack チームのメディです。 https://cloudpack.jp/service/option/streampack.html I really like using Clappr and I would like to show you common use cases. Clapprを使うことが本当に好きです。一般的な使用法を説明します。 Copyrights of videos Big Buck Bunny © copyright 2008, Blender Foundation / www.bigbuckbunny.org Sintel © copyright Blender Foundation | www.sintel.org 360 test stream
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