VTCompressionPropertyKey Class
Definition
Important
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A class that encapsulates keys necessary for compression sessions. Used by VTCompressionProperties
public static class VTCompressionPropertyKeytype VTCompressionPropertyKey = class- Inheritance
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VTCompressionPropertyKey
Properties
| Name | Description |
|---|---|
| AllowFrameReordering | |
| AllowOpenGop | |
| AllowTemporalCompression | |
| AlphaChannelMode |
Represents the value associated with the constant 'kVTCompressionPropertyKey_AlphaChannelMode'. |
| AspectRatio16x9 | |
| AverageBitRate | |
| BaseLayerBitRateFraction |
Represents the value associated with the constant 'kVTCompressionPropertyKey_BaseLayerBitRateFraction'. |
| BaseLayerFrameRate | |
| BaseLayerFrameRateFraction |
Represents the value associated with the constant 'kVTCompressionPropertyKey_BaseLayerFrameRateFraction'. |
| CalculateMeanSquaredError |
Represents the value associated with the constant 'kVTCompressionPropertyKey_CalculateMeanSquaredError'. |
| CameraCalibrationDataLensCollection |
Represents the value associated with the constant 'kVTCompressionPropertyKey_CameraCalibrationDataLensCollection'. |
| CleanAperture | |
| ColorPrimaries | |
| ConstantBitRate |
Represents the value associated with the constant 'kVTCompressionPropertyKey_ConstantBitRate'. |
| ContentLightLevelInfo | |
| DataRateLimits | |
| Depth | |
| EnableLowLatencyRateControl |
Represents the value associated with the constant 'kVTVideoEncoderSpecification_EnableLowLatencyRateControl'. |
| EnableLtr |
Represents the value associated with the constant 'kVTCompressionPropertyKey_EnableLTR'. |
| EncoderId | |
| EstimatedAverageBytesPerFrame |
Represents the value associated with the constant 'kVTCompressionPropertyKey_EstimatedAverageBytesPerFrame'. |
| ExpectedDuration | |
| ExpectedFrameRate | |
| FieldCount | |
| FieldDetail | |
| GammaLevel |
Represents the value associated with the constant 'kVTCompressionPropertyKey_GammaLevel'. |
| H264EntropyMode | |
| HasLeftStereoEyeView |
Represents the value associated with the constant 'kVTCompressionPropertyKey_HasLeftStereoEyeView'. |
| HasRightStereoEyeView |
Represents the value associated with the constant 'kVTCompressionPropertyKey_HasRightStereoEyeView'. |
| HdrMetadataInsertionMode |
Represents the value associated with the constant 'kVTCompressionPropertyKey_HDRMetadataInsertionMode'. |
| HeroEye |
Represents the value associated with the constant 'kVTCompressionPropertyKey_HeroEye'. |
| HorizontalDisparityAdjustment |
Represents the value associated with the constant 'kVTCompressionPropertyKey_HorizontalDisparityAdjustment'. |
| HorizontalFieldOfView |
Represents the value associated with the constant 'kVTCompressionPropertyKey_HorizontalFieldOfView'. |
| ICCProfile | |
| MasteringDisplayColorVolume | |
| MaxAllowedFrameQP |
Represents the value associated with the constant 'kVTCompressionPropertyKey_MaxAllowedFrameQP'. |
| MaxFrameDelayCount | |
| MaxH264SliceBytes | |
| MaximizePowerEfficiency | |
| MaximumRealTimeFrameRate |
Represents the value associated with the constant 'kVTCompressionPropertyKey_MaximumRealTimeFrameRate'. |
| MaxKeyFrameInterval | |
| MaxKeyFrameIntervalDuration | |
| MinAllowedFrameQP |
Represents the value associated with the constant 'kVTCompressionPropertyKey_MinAllowedFrameQP'. |
| MoreFramesAfterEnd | |
| MoreFramesBeforeStart | |
| MultiPassStorage | |
| MvHevcLeftAndRightViewIds |
Represents the value associated with the constant 'kVTCompressionPropertyKey_MVHEVCLeftAndRightViewIDs'. |
| MvHevcVideoLayerIds |
Represents the value associated with the constant 'kVTCompressionPropertyKey_MVHEVCVideoLayerIDs'. |
| MvHevcViewIds |
Represents the value associated with the constant 'kVTCompressionPropertyKey_MVHEVCViewIDs'. |
| NumberOfPendingFrames | |
| OutputBitDepth |
Represents the value associated with the constant 'kVTCompressionPropertyKey_OutputBitDepth'. |
| PixelAspectRatio | |
| PixelBufferPoolIsShared | |
| PixelTransferProperties | |
| PreserveAlphaChannel |
Represents the value associated with the constant 'kVTCompressionPropertyKey_PreserveAlphaChannel'. |
| PreserveDynamicHdrMetadata |
Represents the value associated with the constant 'kVTCompressionPropertyKey_PreserveDynamicHDRMetadata'. |
| PrioritizeEncodingSpeedOverQuality |
Represents the value associated with the constant 'kVTCompressionPropertyKey_PrioritizeEncodingSpeedOverQuality'. |
| ProfileLevel | |
| ProgressiveScan | |
| ProjectionKind |
Represents the value associated with the constant 'kVTCompressionPropertyKey_ProjectionKind'. |
| Quality | |
| RealTime | |
| RecommendedParallelizationLimit |
Represents the value associated with the constant 'kVTCompressionPropertyKey_RecommendedParallelizationLimit'. |
| RecommendedParallelizedSubdivisionMinimumDuration |
Represents the value associated with the constant 'kVTCompressionPropertyKey_RecommendedParallelizedSubdivisionMinimumDuration'. |
| RecommendedParallelizedSubdivisionMinimumFrameCount |
Represents the value associated with the constant 'kVTCompressionPropertyKey_RecommendedParallelizedSubdivisionMinimumFrameCount'. |
| ReferenceBufferCount |
Represents the value associated with the constant 'kVTCompressionPropertyKey_ReferenceBufferCount'. |
| SourceFrameCount | |
| SpatialAdaptiveQPLevel |
Represents the value associated with the constant 'kVTCompressionPropertyKey_SpatialAdaptiveQPLevel'. |
| StereoCameraBaseline |
Represents the value associated with the constant 'kVTCompressionPropertyKey_StereoCameraBaseline'. |
| SuggestedLookAheadFrameCount |
Represents the value associated with the constant 'kVTCompressionPropertyKey_SuggestedLookAheadFrameCount'. |
| SupportedPresetDictionaries |
Represents the value associated with the constant 'kVTCompressionPropertyKey_SupportedPresetDictionaries'. |
| SupportsBaseFrameQP |
Represents the value associated with the constant 'kVTCompressionPropertyKey_SupportsBaseFrameQP'. |
| TargetQualityForAlpha |
Represents the value associated with the constant 'kVTCompressionPropertyKey_TargetQualityForAlpha'. |
| TransferFunction | |
| UsingGpuRegistryId |
Represents the value associated with the constant 'kVTCompressionPropertyKey_UsingGPURegistryID'. |
| UsingHardwareAcceleratedVideoEncoder | |
| VariableBitRate |
Represents the value associated with the constant 'kVTCompressionPropertyKey_VariableBitRate'. |
| VbvBufferDuration |
Represents the value associated with the constant 'kVTCompressionPropertyKey_VBVBufferDuration'. |
| VbvInitialDelayPercentage |
Represents the value associated with the constant 'kVTCompressionPropertyKey_VBVInitialDelayPercentage'. |
| VbvMaxBitRate |
Represents the value associated with the constant 'kVTCompressionPropertyKey_VBVMaxBitRate'. |
| VideoEncoderPixelBufferAttributes | |
| ViewPackingKind |
Represents the value associated with the constant 'kVTCompressionPropertyKey_ViewPackingKind'. |
| YCbCrMatrix | |