流程编排数据结构
MxpiBuffer
ElementProperty
MxpiPortInfo
InputParam
Metadata
MxGstBase
MxGstBaseClass
MX_PLUGIN_GENERATE宏定义
MxpiErrorInfo
OutputLayer
NetInfo
ImageInfo
ObjDetectInfo
CropRoiBox
MxstServiceInfo
MxstDataInput
MxstDataOutput
MxstProtobufAndBuffer
MxstBufferAndMetadata
MxstFrameExternalInfo
MxstProtobufIn
MxstProtobufOut
MxstBufferInput
MxstMetadataInput
MxstBufferAndMetadataOutput
MxstBufferOutput
MxstMetadataOutput
MxDataType
MxMetaHeader
MxVisionInfo
MxVisionData
MxVision
MxVisionList
MxClass
MxClassList
MxImageMask
MxImageMaskList
MxObject
MxObjectList
MxTensor
MxTensorPackage
MxTensorPackageList
MxKeyPoint
MxPose
MxPoseList
MxTextObject
MxTextObjectList
MxTextsInfo
MxTextsInfoList
StreamState
父主题：
数据结构及枚举类型