# libSceVisionManager technical debt

### Unknown function info

- [sceVisionManagerApplyCalibrateHmdResult, sceVisionManagerCancelRequest, sceVisionManagerClose, sceVisionManagerFinalize, sceVisionManagerGenerateRegisterUserData, sceVisionManagerGenerateRegisterUserDataFinalize, sceVisionManagerGenerateRegisterUserDataInitialize, sceVisionManagerGetCalibrateTrackingLedInfo, sceVisionManagerGetCalibrateTrackingLedNecessity, sceVisionManagerGetHitCountOfRegisterUserData, sceVisionManagerGetLibraryVersion, sceVisionManagerGetNumOfRegisterUserDataSlot, sceVisionManagerGetRegisterUserDataSize, sceVisionManagerGetRegisterUserDataVersion, sceVisionManagerGetResultOfCalibrateHmd, sceVisionManagerGetResultOfCalibrateStereoCamera, sceVisionManagerGetResultOfCalibrateTrackingLed, sceVisionManagerGetResultOfFindFace, sceVisionManagerGetResultOfFindPad, sceVisionManagerGetResultOfFindPadCorrespondRegion, sceVisionManagerGetResultOfFindUser, sceVisionManagerGetResultOfFindUserInRegion, sceVisionManagerGetResultOfFindUserWithoutIdentify, sceVisionManagerGetResultOfRegisterUserInRegion, sceVisionManagerGetStoreCameraImgYPtr, sceVisionManagerGetWorkingMemorySize, sceVisionManagerInitialize, sceVisionManagerLoadSettings, sceVisionManagerOpen, sceVisionManagerRegistryClear, sceVisionManagerRequestCalibrateHmd, sceVisionManagerRequestCalibrateStereoCamera, sceVisionManagerRequestCalibrateTrackingLed, sceVisionManagerRequestClose, sceVisionManagerRequestFindFace, sceVisionManagerRequestFindPad, sceVisionManagerRequestFindPadCorrespondRegion, sceVisionManagerRequestFindUser, sceVisionManagerRequestFindUserInRegion, sceVisionManagerRequestFindUserWithoutIdentify, sceVisionManagerRequestHeadDetection, sceVisionManagerRequestInitializeRegisterUserData, sceVisionManagerRequestOpen, sceVisionManagerRequestPadTracking, sceVisionManagerRequestRecogUtility, sceVisionManagerRequestRegisterUserInRegion, sceVisionManagerRequestStoreCameraImgY, sceVisionManagerSetCallbackForUpdateCalibrateHmdResult, sceVisionManagerSetCallbackForUpdateCalibrateStereoCameraResult, sceVisionManagerSetCallbackForUpdateCalibrateTrackingLedResult, sceVisionManagerSetCallbackForUpdateCameraFrame, sceVisionManagerSetCallbackForUpdateCtrlCore, sceVisionManagerSetCallbackForUpdateRecog, sceVisionManagerSetCallbackForUpdateRunningStatus, sceVisionManagerSetCallbackForUpdateStoreFrame and sceVisionManagerWaitResponse](../../../core/libs/prx/libSceVisionManager/Export.cpp) (libSceVisionManager) - names and NIDs are present in the [PS5 3.20 export inventory](https://github.com/DNNDHH/PS5-3.20_Libs/blob/b2a77c09cd71c01f34c790cfbe98c751a13262ad/libSceVisionManager.c), but no credible prototypes were found. The declarations have no parameters solely to resolve known imports; this is not an ABI claim and callers must not call them until signatures are verified