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ASC announces MHL and FDL Version 1.0 specifications

Apr 19, 2023

The American Society of Cinematographers (ASC) and its Motion Imaging Technology Council (MITC) have announced the highly anticipated Version 1.0 release of two groundbreaking specifications that are ready for incorporation into products, including ASC Framing Decision List (FDL) and ASC Media Hash List (MHL).

The ASC FDL empowers filmmakers with a powerful tool for streamlining the framing and composition process, allowing for greater creative control and efficient collaboration from previsualisation through postproduction.

The ASC MHL ensures the authenticity and integrity of digital media, enabling filmmakers to confidently safeguard their work against tampering or corruption.

By integrating these cutting-edge specifications into your workflows and tools, creatives can elevate their filmmaking to the next level and create workflows of exceptional quality and security.

Filmmakers can use the links below to access these resources on the go:

Media Hash List:

Framing Decision List:

Learn more about the ASC Motion Imaging Technology Council at

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