kVTEncodeFrameOptionKey_ForceKeyFrame

Static kVTEncodeFrameOptionKey_ForceKeyFrame 

Source
pub unsafe static kVTEncodeFrameOptionKey_ForceKeyFrame: &'static CFString
Available 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