kVTDecompressionPropertyKey_ReducedResolutionDecode
Request decoding at smaller resolutions than full-size (optional).
Declaration
let kVTDecompressionPropertyKey_ReducedResolutionDecode: CFStringDiscussion
This is an optional property for video decoders to implement. Decoders that only support a fixed set of resolutions should pick the smallest resolution greater than or equal to the requested width and height.
Topics
Resolutions
See Also
Decoder Behavior
kVTDecompressionProperty_TemporalLevelLimitkVTDecompressionPropertyKey_AllowBitstreamToChangeFrameDimensionskVTDecompressionPropertyKey_DeinterlaceModekVTDecompressionPropertyKey_FieldModekVTDecompressionPropertyKey_MaximizePowerEfficiencykVTDecompressionPropertyKey_OnlyTheseFrameskVTDecompressionPropertyKey_PixelFormatsWithReducedResolutionSupportkVTDecompressionPropertyKey_RealTimekVTDecompressionPropertyKey_ReducedCoefficientDecodekVTDecompressionPropertyKey_ReducedFrameDeliverykVTDecompressionPropertyKey_SuggestedQualityOfServiceTierskVTDecompressionPropertyKey_SupportedPixelFormatsOrderedByPerformancekVTDecompressionPropertyKey_SupportedPixelFormatsOrderedByQualitykVTDecompressionPropertyKey_ThreadCount