kVTVideoEncoderSpecification_EnableLowLatencyRateControl
Specifies to select an encoder that supports low-latency operation and enables low-latency mode.
Declaration
let kVTVideoEncoderSpecification_EnableLowLatencyRateControl: CFStringDiscussion
Low latency rate control enforces the following behaviors:
Infinite GOP (all P frames following the beginning IDR).
No frame reordering (B frame) or looking ahead.
Only High profiles. The encoder sets the levels automatically.
Temporal Layer structure.
See Also
Encoder Selection
kVTCompressionPropertyKey_EncoderIDkVTVideoEncoderSpecification_EnableHardwareAcceleratedVideoEncoderkVTVideoEncoderSpecification_EncoderIDkVTVideoEncoderSpecification_PreferredEncoderGPURegistryIDkVTVideoEncoderSpecification_RequiredEncoderGPURegistryIDkVTVideoEncoderSpecification_RequireHardwareAcceleratedVideoEncoder