pub unsafe static AVMetadataIdentifierQuickTimeMetadataCameraISOSensitivity: Option<&'static AVMetadataIdentifier>Available on crate feature
AVMetadataIdentifiers only.Expand description
A value of type kCMMetadataBaseDataType_UTF8 indicating the sensitivity of the camera to light in terms of ISO exposure index (e.g. “800”). See SMPTE RDD 18.
See also Apple’s documentation