Parse the colorimetry string and update cinfo with the parsed values.
Compare the 2 colorimetry sets for equality
Compare the 2 colorimetry sets for functionally equality
Check if the colorimetry information in info matches that of the string color.
Make a string representation of cinfo.
Get field matrix.
Set field matrix.
Get field primaries.
Set field primaries.
Get field range.
Set field range.
Get field transfer.
Set field transfer.
Structure describing the color info.