pub unsafe static kVTCompressionPropertyKey_BaseLayerFrameRate: &'static CFStringAvailable on crate feature
VTCompressionProperties only.Expand description
This property indicates the desired frame rate for the base temporal layer used in hierarchical video encoding.
The frame rate is measured in frames per second. This property is only implemented by encoders which support hierarchical frame encoding, and requests that this encoding feature be enabled.
See also Apple’s documentation