Demuxed 2020
2020-10-27..2020-10-29
-- online --
Demuxed ·
[Demuxed 2015, Demuxed 2016, Demuxed 2017, Demuxed 2018, Demuxed 2019, Demuxed 2020, Demuxed 2021, Demuxed 2023, Demuxed 2024, Demuxed 2025]
| title | author | length |
|---|---|---|
| Delivering better video encodes for legacy devices | Mariana Afonso | 17m |
Netflix replaces PSNR with VMAF for per-title complexity decisions, adds per-chunk bitrate variations via multi-pass encodes and retunes bitrate ladders… | ||
| Video vectorization | Sam Bhattacharyya | 10m |
Claims a new transcoding pipeline that converts raster video into SVG/WebGL-rendered vector animations, using Potrace, an MP4 container and a JavaScript/WebGL… | ||
| The QUIC-ematic universe season 2020-2021 preview | Lucas Pardue | 12m |
QUIC reaches Draft 31 with the IETF moving toward version 1, an automated QUIC Interop Runner now exercising client and server implementations several times a… | ||
| Playback on Edge - Or how I learned to stop worrying and love serverless. | Michael Dale | 21m |
Built a stateless Edge system called Katana edge playback orchestration that serves manifest-level multi‑CDN orders and VMAP‑based SSAI from Lambda@Edge, using… | ||
| How Big Buck Bunny helped track down bugs | Evan Farina | 08m |
Using real media playback in tests uncovers concrete bugs rather than proving compliance with a spec: a set of helpers that control playback and wait for… | ||
| Video Personalization for Strength Training | Scott White | 16m |
Tonal claims a working system that composes a bespoke workout video on demand by assembling tagged clips with metadata and server-side logic so each user gets… | ||
| Greed, lies and deceit – curious stories of player misbehavior | Frank Paolino | 22m |
Akamai builds an internal tool GhoLo (GhostLog Analysis) and mines millions (and even BILLIONS) of CDN log lines to surface concrete misbehaviors: PS4 video… | ||
| Providing better video experiences for the next billion users. | Denise Noyes | 22m |
A project uses an internal root cause tool to trace stalls from client to CDN and defines a bad session rate per user metric. Encoding changes add 100 and 200… | ||
| AV1 and ARM | Vibhoothi | 21m |
AV1 decoding already runs in software almost everywhere using dav1d, with hand‑written assembly covering >50% of hot paths and frame/tile threading hitting >30… | ||
| Women in Streaming Media Round Table | Diane Strutner, Alicia Pritchett | 18m |
Women in Streaming Media describes concrete outcomes: a third mentorship cohort starting January 2021, a public LinkedIn community at about 1,000 members, and… | ||
| And now presenting what no one asked for: How to live stream a laserdisc | Vanessa Pyne | 13m |
A personal project converts a 12-inch analog laserdisc into an HLS live stream by chaining an A‑to‑D converter, an HDMI to USB‑C capture card and a separate… | ||
| Dynamic content insertion into live streams across the 3 main streaming formats | Nigel Harniman | 24m |
Claims a production system that inserts regional content into HLS, multi‑Period DASH, single Period DASH and Smooth Streaming from one global playout and a… | ||
| CDN Logs: Not just for breakfast anymore | Jim Hall | 09m |
Claims that CDN logs become actionable when delivered in near real-time log streaming and routed into analysis tools like Sumo Logic, Splunk, BigQuery, Azure… | ||
| Growing the Next Generation of us. | Alexandria Shealy, Kevin Fuhrman | 18m |
A concrete playbook appears: a team of ~40 where not a single prior job was in streaming shows results by converting newcomers into contributors; an incident… | ||
| It's time to rebuild your player with web components | Steve Heffernan | 24m |
Argues that replacing monolithic players with web components yields tangible wins: concrete custom elements like hls-video and dash-video tags play HLS and… | ||
| Live Video Streaming as "tail -f" | Kirill Pugin, Nitin Garg | 17m |
Rush claims a simpler live stack: one subscription HTTP request using HTTP push from CDN, a custom container with 36-byte metadata records per frame that… | ||
| The Hypothetical Reference Decoder. Or: vbv-bitrate is not bitrate | Christian Feldmann | 21m |
Explains that HRD/VBV is a buffering model not a file bitrate and shows concrete checks and failures: x264/x265 use --vbv-bitrate and --vbv-bufsize, FFmpeg… | ||
| Moving Live Video Quality Control from the Broadcast Facility to the Living Room | Michael Rappaport | 10m |
Concrete claim: quality control moves from on-site monitor walls to engineers' laptops by sending low‑latency proxy streams produced in two weeks… | ||
| Decoder Complexity Aware AV1 Encoding Optimization | Zoe Liu | 23m |
AV1 encoder work shows concrete wins not promises: libaom 10x speedup with >10% BD‑rate improvement and wide encoder families SVT‑AV1, rav1e and libaom. dav1d… | ||
| Editing video simply by editing text, in the browser: a meta story | Roderick Hodgson | 12m |
Claim: editing video by editing text in the browser works — ASR gives timecode per word, the app creates hundreds of HTML video elements and stitches playback… | ||
| Low Latency Live from a Different Vantage Point | Michelle Munson | 19m |
Claims a different architecture that treats transcoding and distribution as the latency root cause and replaces file I O heavy pipelines with a decentralized… | ||
| Hey Viddy, hey viddy, yay! Speak Description to Me | Jun Heider | 09m |
Claims that audio description supply is abysmal and quantifies it: Apple+ has 35 titles and adds about 3 titles per month, while the industry contains… | ||
| Building an 8k encoder + live streaming platform | Colleen Henry, Caitlin O'Callaghan | 10m |
Claims an end-to-end, broadcast‑quality 8K pipeline built from off‑the‑shelf parts and deployable to public cloud off-the-shelf in under 10 minutes. Uses a… | ||
| Lightning Talks | 34m | |
A rapid-fire roundup of concrete takeaways: a live Super Bowl 54 pipeline serves over 3 million concurrent viewers in UHD HDR with a war room built on 40+ Gbps… | ||
| Don't let latency ruin your longtail: an introduction to "dref MP4" caching | Boy van Dijk | 12m |
Proposes creating a tiny, spec‑compliant dref MP4 that contains the moov box sample tables but no media, caching it between JIT packager and remote storage so… | ||
| WebRTC does what? Learn how robotics subsecond broadcast and game streaming is powered | Sean DuBois | 27m |
Shows how WebRTC actually connects and secures subsecond links: ICE plus STUN/TURN creates NAT traversal and live ICE restarts let video switch from Wi‑Fi to… | ||
| Four approaches to building trick view scrubbing | Jeremy Brown | 13m |
Four engineering paths get compared by concrete outcomes: extracting keyframes with FFmpeg at a five second interval creates thousands of images and a janky… | ||
| What Codec should I use? | Alan Resnick | 15m |
Covers why codec choice matters by naming actual formats and showing a hands‑on comparison: historical context from H.261 to H.265, a live demo that compresses… | ||
| nothing matches | ||