Phil Cluff

Phil Cluff

Streaming Architect
Phil has spent the last 10 years building some of the biggest AVOD, SVOD, and public service streaming platforms in the world at the BBC and Brightcove. He’s here to chew gum and stream video, and he’s all out of gum.
Written by Phil:
Is this a hacker?
07/31/20July 31, 2020(7 days ago)
3 min read

Announcing the Mux bug bounty program

Phil Cluffby Phil Cluff
Today we're really excited to announce the opening of the Mux bug bounty program . Since we started Mux, we've worked hard to ensure Mux is a safe and secure environment for our customers and their v ...
A year on the road
03/20/20March 20, 2020(5 months ago)
13 min read

A year on the road

Phil Cluffby Phil Cluff
Phil chronicles his year talking at video streaming conferences, and talks about what's in store for the coming year.
Illustration of open byte range behaviour in LL-HLS
01/30/20January 30, 2020(6 months ago)
10 min read

Low Latency HLS 2: Judgment Day

Phil Cluffby Phil Cluff
Phil explains the latest changes in the Low Latency HLS specification from Apple.
A selection of video frames from "Tears of Steel" showing subtitles in a variety of languages.
01/17/20January 17, 2020(7 months ago)
15 min read

Subtitles, Captions, WebVTT, HLS, and those magic flags 🤔

Phil Cluffby Phil Cluff
Join Phil on a journey exploring the modern technologies that underly captions and subtitles in online streaming, including HLS, WebVTT, and some magic flags you can set in your HLS manifest!
White Paper: 7 Tips to improve Live Streaming
09/05/19September 5, 2019(a year ago)
18 min read

White Paper: 7 Tips to improve Live Streaming

Phil Cluffby Phil Cluff
Today alongside our friends at Touchstream, Datazoom , and Fastly , we’ve published a white paper packed full of tips to help you stream huge scale events successfully. Unfortunately, while writing ...
The community gave us low-latency live streaming. Then Apple took it away.
06/14/19June 14, 2019(a year ago)
19 min read

The community gave us low-latency live streaming. Then Apple took it away.

Phil Cluffby Phil Cluff
One bite and all your dreams will come true - Apple. Last week at WWDC, Apple announced their usual cascade of software updates, and as has been tradition for the last 4 years, Roger Pantos took the ...
Add video to your personal homepage with Mux PHP
06/05/19June 5, 2019(a year ago)
2 min read

Add video to your personal homepage with Mux PHP

Phil Cluffby Phil Cluff
Mux PHP is a lightweight wrapper around Mux’s APIs, which make it easy to integrate Mux-powered video experiences into your PHP apps.
Highlights: LiveVideoStackCon Shanghai 2019
05/14/19May 14, 2019(a year ago)
9 min read

Highlights: LiveVideoStackCon Shanghai 2019

Phil Cluffby Phil Cluff
Last month I was lucky enough to be invited to LiveVideoStackCon 2019 in Shanghai to give a keynote session on how to design a great Video API (something we have a lot of experience with!) . LiveVide ...
Get going with Mux Go!
05/08/19May 8, 2019(a year ago)
2 min read

Get going with Mux Go!

Phil Cluffby Phil Cluff
We write a lot of Go at Mux… seriously, a lot of Go. Why? Well, Go is a great systems level language for building reliable, low level software, while still being flexible enough to build high level, ...
Introducing Mux Ruby
04/18/19April 18, 2019(a year ago)
1 min read

Introducing Mux Ruby

Phil Cluffby Phil Cluff
Ruby is a great language to write scripts, tests, websites, and software stacks.
Did Sisvel just catch AOM with their patents down?
03/28/19March 28, 2019(a year ago)
7 min read

Did Sisvel just catch AOM with their patents down?

Phil Cluffby Phil Cluff
On Wednesday, Sisvel International S.A. announced two new patent pools, one for the VP9 video codec and one for the AV1 video codec . These new patent pools cover "consumer display devices" and "co ...
Streaming video on the internet without MPEG
03/14/19March 14, 2019(a year ago)
18 min read

Streaming video on the internet without MPEG

Phil Cluffby Phil Cluff
Authors Notes: This article is based on a set of experiments I developed while investigating the feasibility of building a premium video experience using only royalty free video streaming technologie ...
An adventure in OpenAPI V3 code generation
02/20/19February 20, 2019(a year ago)
22 min read

An adventure in OpenAPI V3 code generation

Phil Cluffby Phil Cluff
One of our aims at Mux is to make it easy for every developer to create great video experiences in their apps. To help you build new apps, we're building more SDKs for a wider variety of languages th ...
Introducing Mux Python
02/15/19February 15, 2019(a year ago)
1 min read

Introducing Mux Python

Phil Cluffby Phil Cluff
Today we’re introducing the first of several new SDKs we’ll be releasing over the coming months, Mux Python 🐍. Mux Python is a lightweight wrapper around Mux’s APIs, which make it easy to integrat ...
The Low Latency Live Streaming Landscape in 2019
01/23/19January 23, 2019(2 years ago)
17 min read

The Low Latency Live Streaming Landscape in 2019

Phil Cluffby Phil Cluff
One of the hot topics of NAB, IBC, and Demuxed last year was “low latency” live video streaming. In this post we’ll examine the spectrum of different latencies that users experience, discuss the use ...
Streaming video teardown: Twitch vs. Amazon Prime for Thursday Night Football
11/15/18November 15, 2018(2 years ago)
20 min read

Streaming video teardown: Twitch vs. Amazon Prime for Thursday Night Football

Phil Cluffby Phil Cluff
Growing up in England I’ll openly admit that American Football isn’t my first choice of sport, however, by anyone's standards, American Football is huge. Last year Amazon started live streaming Thurs ...
90% of YouTube viewers don’t care about video quality
10/30/18October 30, 2018(2 years ago)
12 min read

90% of YouTube viewers don’t care about video quality

Phil Cluffby Phil Cluff
(and 4 other things we learned at Demuxed 2018) Last week was the annual Demuxed conference . Demuxed is a conference designed by, and for developers working with video. This year for the first time, ...