pub unsafe static kVTEncodeFrameOptionKey_ForceKeyFrame: &'static CFStringAvailable on crate feature
VTCompressionProperties only.Expand description
CFBoolean forcing the current frame to be a key frame
This value is set in the frameProperties CFDictionary passed to VTCompressionSessionEncodeFrame to force the current frame to be a keyframe or not. Note that it may not be possible for the encoder to accomodate all requests.
See also Apple’s documentation