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“No Value” will typically indicate for that the relevant atom in MOV or the analog descriptor structure in MXF is not part of the file structure. Selecting “No Value” when there is an extant value will remove the atom/structure from the file. If there are more than one value associated with an atom such as in the COLR atom, the validation tool will outline the other values in red to indicate that they too must be set to “no value”. In an upcoming update, there will be single-button removal for certain multi-item atoms.

HDR-specific metadata

For HDR metadata in Quicktime files, Apple has constrained definitions published here for HEVC and ProRes. CineX Meta’s validation is based on this document.

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