GetMetadataWithType
Function Usage
Obtains the metadata corresponding to the key from MxpiBuffer and verify the metadata type. If the type does not match, an error is printed and a null pointer is returned. This method is used only for plugin development.
Prototype
std::shared_ptr<void> GetMetadataWithType(const std::string& key, std::string type);
Parameter Description
Parameter |
Description |
|---|---|
key |
Key name of the metadata to be mounted to the buffer |
type |
Name of the protobuf type to be verified, for example, MxpiVisionList |
Return Parameter Description
Data Structure |
Description |
|---|---|
shared_ptr<void> |
Smart pointer for storing metadata |
Parent topic: MxpiMetadataManager