/* ************ Init-time **********/
NvSciSyncModule nvscisyncModule;
NvSciError nverr;
NvSciSyncAttrList nvscisyncattr_w;
NvSciSyncAttrList nvscisyncattr_s;
NvSciSyncAttrList nvscisyncattr_unreconciled_h[2];
NvSciSyncAttrList nvscisyncattr_reconciled;
NvSciSyncAttrList ConflictAttrList;
NvSciSyncFence eofnvscisyncfence = NV_SCI_SYNC_FENCE_INITIALIZER;
NvSciSyncObj nvscisyncEOF, nvscisyncpre;
nvm2dhdl = NvMedia2DCreate(nvmdevice);
nverr = NvSciSyncModuleOpen(&nvscisyncModule);
/**********NvMedia 2D as signaler ************/
nverr = NvSciSyncAttrListCreate(nvscisyncModule, &nvscisyncattr_s);
nvmstatus = NvMedia2DFillNvSciSyncAttrList(nvscisyncattr_s, NVMEDIA_SIGNALER);
nvscisyncattr_unreconciled_h[0] = nvscisyncattr_s;
nvscisyncattr_unreconciled_h[1] = get attribute list from the appropriate waiter;
nverr = NvSciSyncAttrListReconcile(nvscisyncattr_unreconciled_h[],
2 , &nvscisyncattr_reconciled, &ConflictAttrList);
nverr = NvSciSyncObjAlloc(nvscisyncattr_reconciled, &nvscisyncEOF);
/**********NvMedia 2D as waiter ************/
nverr = NvSciSyncAttrListCreate(&nvscisyncattr_w);
nvmstatus = NvMedia2DFillNvSciSyncAttrList(nvscisyncattr_w, NVMEDIA_WAITER);
/*If the signaler is also in the same process as the 2D Waiter, then
NvSciSyncAttrListReconcileAndObjAlloc or NvSciSyncAttrListReconcile and
NvSciSyncObjAlloc API pair has/have to be used to allocate nvscisyncpre NvSciScynObject.
If the signaler is in a different process/VM than the 2D Waiter, then
NvSciSyncAttrList export/import APIs and NvSciSyncObjIpc Export/Import APIs
have to be used allocate a NvSciSyncObject on signaler and waiter sides.
nvscisyncpre is the imported NvSciSyncObject on the waiter side */
/*All the NvSciSyncObjects(NvSciSyncObjects associated with PreFences, EOFFence
) which will be used by NvMedia2D must be registered upfront. */
/* **********Start of Registration of NvSciSync Objects ************/
nvmstatus = NvMedia2DRegisterNvSciSyncObj(nvm2dhdl, NVMEDIA_EOFSYNCOBJ, nvscisyncEOF);
/* Register all the NvSciSync objects which will be used to generate prefences for
NvMedia2DBlit operation. nvscisyncpre is one such Pre NvSciSync object */
nvmstatus = NvMedia2DRegisterNvSciSyncObj(nvm2dhdl, NVMEDIA_PRESYNCOBJ, nvscisyncpre);
**********End of Registration of NvSciSync Objects ************
/*Allocate a NvMediaImage for input, say inputimg */
/*Allocate a NvMediaImage for output, say outputimg */
******End of Init-time and Start of Run-time *********
nvmstatus = NvMedia2DSetNvSciSyncObjforEOF(nvm2dhdl, nvscisyncEOF);
/*Get a nvscisyncfence from somewhere(maybe a eofnvscisyncfence of
some other engine operation) which neeeds to be inserted as prefence
for 2DBlit operation. prenvscisyncfence is one such NvSciSyncFence. */
nvmstatus = NvMedia2DInsertPreNvSciSyncFence(nvm2dhdl, prenvscisyncfence);
nvmstatus = NvMedia2DBlitEx(nvm2dhdl, outputimg, NULL, inputimg, NULL,
2dblitparams, paramsout);
nvmstatus = NvMedia2DGetEOFNvSciSyncFence(nvm2dhdl, nvscisyncEOF, &eofnvscisyncfence);
/*eofnvscisyncfence may be used as prefence for some other engine operation
or application can decide to wait on CPU till their expiry using NvSciSyncWait API. */
/* ************* End of Run time ****************
/*Unregister all of the registered NvSciSync objects */
nvmstatus = NvMedia2DUnRegisterNvSciSyncObj(nvm2dhdl, nvscisyncEOF);
nvmstatus = NvMedia2DUnRegisterNvSciSyncObj(nvm2dhdl, nvscisyncpre);
NvSciSyncAttrListFree(nvscisyncattr_w);
NvSciSyncAttrListFree(nvscisyncattr_s);
NvSciSyncAttrListFree(nvscisyncattr_reconciled);
NvSciSyncObjFree(nvscisyncEOF);
NvSciSyncObjFree(nvscisyncpre);
NvSciSyncModuleClose(nvscisyncModule);