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VideoToolbox Changes

VideoToolbox

VTBase.h
Added #def VT_AVAILABLE_STARTING
VTCompressionProperties.h
Added kVTCompressionPropertyKey_H264EntropyMode
Added kVTCompressionPropertyKey_RealTime
Added kVTCompressionPropertyKey_UsingHardwareAcceleratedVideoEncoder
Added kVTH264EntropyMode_CABAC
Added kVTH264EntropyMode_CAVLC
Added kVTProfileLevel_H264_Baseline_4_0
Added kVTProfileLevel_H264_Baseline_4_2
Added kVTProfileLevel_H264_Baseline_5_0
Added kVTProfileLevel_H264_Baseline_5_1
Added kVTProfileLevel_H264_Baseline_5_2
Added kVTProfileLevel_H264_Baseline_AutoLevel
Added kVTProfileLevel_H264_Extended_AutoLevel
Added kVTProfileLevel_H264_High_3_0
Added kVTProfileLevel_H264_High_3_1
Added kVTProfileLevel_H264_High_3_2
Added kVTProfileLevel_H264_High_4_0
Added kVTProfileLevel_H264_High_4_1
Added kVTProfileLevel_H264_High_4_2
Added kVTProfileLevel_H264_High_5_1
Added kVTProfileLevel_H264_High_5_2
Added kVTProfileLevel_H264_High_AutoLevel
Added kVTProfileLevel_H264_Main_4_2
Added kVTProfileLevel_H264_Main_5_1
Added kVTProfileLevel_H264_Main_5_2
Added kVTProfileLevel_H264_Main_AutoLevel
Added kVTVideoEncoderSpecification_EnableHardwareAcceleratedVideoEncoder
Added kVTVideoEncoderSpecification_RequireHardwareAcceleratedVideoEncoder
VTCompressionSession.h
Added VTCompressionSessionPrepareToEncodeFrames()
VTDecompressionProperties.h
Added kVTDecompressionPropertyKey_OutputPoolRequestedMinimumBufferCount
Added kVTDecompressionPropertyKey_UsingHardwareAcceleratedVideoDecoder
Added kVTVideoDecoderSpecification_EnableHardwareAcceleratedVideoDecoder
Added kVTVideoDecoderSpecification_RequireHardwareAcceleratedVideoDecoder
VTProfessionalVideoWorkflow.h
Added VTRegisterProfessionalVideoWorkflowVideoDecoders()