Bruce’s Shorts | 4.3 - What is an IMF CPL?

In the fourth season of ‘Bruce’s Shorts’, Bruce Devlin takes a look at the Interoperable Master Format (IMF). Episode 3 answers the question, What is an IMF composition play list (CPL)? Those familiar with digital cinema will have come across the term CPL. Bruce explain what it means in the context of IMF.

The CPL is the timeline description of an IMF composition. It defines what media should be played in what order and what the track arrangements are.

If you missed episodes 1 and 2, 

1. What is IMF?, check this link: Bruce‘s Shorts | 4.1 - Why does IMF exist?

2. What is an IMF IMP? check this link: Bruce‘s Shorts | 4.2 - Why does IMF IMP?

IMF is standardised by the SMPTE as ST 2067.

You might also like...

SMPTE Education Launches Summer 2026 Lineup Of IP And ST 2110 Courses

Boasting two standalone courses, an intensive boot camp, and a hands-on practical lab, SMPTE Education has launched its summer 2026 Lineup of IP and ST 2110 Courses.

Standards: Video - Advanced Video Coding (AVC)

AVC remains one of the most widely deployed video codecs in the world, but navigating its profiles, levels and signaling mechanisms is far from straightforward.

Network Traffic Engineering: RIST & SRT - The Success Of ARQ Based Protocols

IP networks are inherently unreliable. We kick off this series on IP Network Traffic Engineering with a look at how RIST and SRT give broadcast engineers user-configurable control over the latency-versus-reliability trade-off for real-time media streaming.

Standards: Video - Standards For Video Coding

From 4K to 32K, the demand for ever-larger video formats is pushing codec technology to its limits. This guide surveys the landscape of video coding standards – from legacy MPEG formats to AI-driven neural network compression – to help navigate the choices sha…

Broadcast Standards 2026 – Video Coding

Video coding was developed to deliver video conferencing services over low-bandwidth modem connections, but modern demands for ever-larger video formats are pushing codec technology to its limits.