Int32 AlgLink_ScdalgProcess(AlgLink_ScdObj *pScdAlgLinkObj, UInt32 chId, AlgLink_ScdResult * scdResultBuff)
{
SCD_Status chanStatus;
SCD_Result scdResult;
UInt32 chanID;
SCD_chPrm chanParam;
AlgLink_ScdchPrm * chPrm;
UInt32 blkIdx;
/* Activate the Algorithm */
DSKT2_activateAlg(gScratchId, (IALG_Handle)pScdAlgLinkObj->algHndl);
chanID = pScdAlgLinkObj->chParams[chId].chId;
chPrm = &(pScdAlgLinkObj->chParams[chId]);
chanParam.chId = chPrm->chId;
chanParam.mode = (SCD_Mode)chPrm->mode;
chanParam.width = chPrm->width;
chanParam.height = chPrm->height;
chanParam.stride = chPrm->stride;
chanParam.curFrame = chPrm->curFrame;
chanParam.frmSensitivity = (SCD_Sensitivity)chPrm->frmSensitivity;
chanParam.frmIgnoreLightsON = chPrm->frmIgnoreLightsON;
chanParam.frmIgnoreLightsOFF = chPrm->frmIgnoreLightsOFF;
chanParam.frmEdgeThreshold = chPrm->frmEdgeThreshold;
if(chPrm->chBlkConfigUpdate == TRUE)
{
chanParam.blkConfig = (SCD_blkChngConfig *) chPrm->blkConfig;
}
else
{
chanParam.blkConfig = NULL;
}
chanStatus = SCD_TI_setPrms(pScdAlgLinkObj->algHndl, &chanParam, chanID);
if(chanStatus != SCD_NO_ERROR)
{
#ifdef SYSTEM_DEBUG_SCD
Vps_printf(" %d: SCD : ERROR: Alg Set Params (chanID = %d) - 0x%08X !!!\n",
Utils_getCurTimeInMsec(), chanID, chanStatus);
#endif
/* Deactivate algorithm */
DSKT2_deactivateAlg(gScratchId, (IALG_Handle)pScdAlgLinkObj->algHndl);
return FVID2_EFAIL;
}
scdResult.frmResult = SCD_DETECTOR_NO_CHANGE;
scdResult.blkResult = (SCD_blkChngMeta *)(scdResultBuff->blkResult);
chanStatus = SCD_TI_process(pScdAlgLinkObj->algHndl, chanID, &scdResult);
/* Deactivate algorithm */
DSKT2_deactivateAlg(gScratchId, (IALG_Handle)pScdAlgLinkObj->algHndl);
if(chanStatus != SCD_NO_ERROR)
{
#ifdef SYSTEM_DEBUG_SCD
Vps_printf(" %d: SCD : ERROR: Alg Process (chanID = %d) !!!\n",
Utils_getCurTimeInMsec(), chanID );
#endif
return FVID2_EFAIL;
}
scdResultBuff->frmResult = (AlgLink_ScdOutput) scdResult.frmResult;
scdResultBuff->chId = chanID;
// if(pScdAlgLinkObj->createArgs.chDefaultParams[chId].mode & SCD_DETECTMODE_MONITOR_BLOCKS)
if(pScdAlgLinkObj->chParams[chId].mode & SCD_DETECTMODE_MONITOR_BLOCKS)
{
UInt32 numBlkChg;
UInt32 monitoredBlk;
UInt32 numHorzBlks, numVertBlks, numBlksInFrame, blkHeight;
AlgLink_ScdResult *pChResult = scdResultBuff;
pChResult->frmResult = ALG_LINK_SCD_DETECTOR_CHANGE;
pChResult->chId = chanID;
monitoredBlk = 0;
numBlkChg = 0;
numHorzBlks = ((pScdAlgLinkObj->chParams[chId].width + 0x1F ) & (~0x1F)) / 32; /* Rounding to make divisible by 32 */
if((pScdAlgLinkObj->chParams[chId].height%ALG_LINK_SCD_BLK_HEIGHT_MIN) == 0)/* For Block height is divisible by 10 */
blkHeight = ALG_LINK_SCD_BLK_HEIGHT_MIN;
else /* For Block height is divisible by 12 */
blkHeight = ALG_LINK_SCD_BLK_HEIGHT;
numVertBlks = pScdAlgLinkObj->chParams[chId].height / blkHeight;
numBlksInFrame = numHorzBlks * numVertBlks;
for(blkIdx = 0; blkIdx < numBlksInFrame; blkIdx++)
{
if(pScdAlgLinkObj->chParams[chId].blkConfig[blkIdx].monitored == 1)
{
monitoredBlk++;
if(scdResultBuff->blkResult[blkIdx].numPixelsChanged > MOTION_DETECTION_SENSITIVITY(ALG_LINK_SCD_BLK_WIDTH, blkHeight))
numBlkChg++;
}
}
if((monitoredBlk > 0) && (numBlkChg > (NUM_BLOCK_MOTION_DETECTION_THRESOLD(monitoredBlk))))
{
#ifdef SYSTEM_DEBUG_SCD_RT
Vps_printf(" %d: SCD : Motion Detected (chanID = %d) !!!\n",
Utils_getCurTimeInMsec(), chanID );
#endif
System_linkControl(SYSTEM_LINK_ID_HOST, VSYS_EVENT_MOTION_DETECT, pChResult, sizeof(AlgLink_ScdResult), FALSE);
}
}
if(scdResult.frmResult == SCD_DETECTOR_CHANGE)
{
AlgLink_ScdChStatus *pChStatus = &pScdAlgLinkObj->scdChStat[chanID];
pChStatus->size = sizeof(AlgLink_ScdChStatus);
pChStatus->frmResult = (UInt32) ALG_LINK_SCD_DETECTOR_CHANGE;
pChStatus->chId = chanID;
#if 0
/* Will be used post GA */
AlgLink_ScdprocessSCDmetadata(scdResultBuff,
&(pScdAlgLinkObj->chParams[chId]),
pChStatus);
#endif
#ifdef SYSTEM_DEBUG_SCD_RT
Vps_printf(" %d: SCD : Tamper Detected (chanID = %d) !!!\n",
Utils_getCurTimeInMsec(), chanID );
#endif
System_linkControl(SYSTEM_LINK_ID_HOST, VSYS_EVENT_TAMPER_DETECT, pChStatus, sizeof(AlgLink_ScdChStatus), FALSE);
}
return FVID2_SOK;
}
Int32 AlgLink_ScdalgProcess(AlgLink_ScdObj *pScdAlgLinkObj, UInt32 chId, AlgLink_ScdResult * scdResultBuff)
{
SCD_Status chanStatus;
SCD_Result scdResult;
UInt32 chanID;
SCD_chPrm chanParam;
AlgLink_ScdchPrm * chPrm;
AlgLink_ScdChObj * chObj;
UInt32 blkIdx;
//System_FrameInfo *pInFrameInfo;
/* Activate the Algorithm */
DSKT2_activateAlg(gScratchId, (IALG_Handle)pScdAlgLinkObj->algHndl);
chanID = pScdAlgLinkObj->chParams[chId].chId;
chPrm = &(pScdAlgLinkObj->chParams[chId]);
chObj = &(pScdAlgLinkObj->chObj[chId]);
chanParam.chId = chPrm->chId;
chanParam.mode = (SCD_Mode)chPrm->mode;
chanParam.width = chPrm->width;
chanParam.height = chPrm->height;
chanParam.stride = chPrm->stride;
chanParam.curFrame = chPrm->curFrame;
chanParam.frmSensitivity = (SCD_Sensitivity)chPrm->frmSensitivity;
chanParam.frmIgnoreLightsON = chPrm->frmIgnoreLightsON;
chanParam.frmIgnoreLightsOFF = chPrm->frmIgnoreLightsOFF;
chanParam.frmEdgeThreshold = chPrm->frmEdgeThreshold;
if(chPrm->chBlkConfigUpdate == TRUE)
{
chanParam.blkConfig = (SCD_blkChngConfig *) chPrm->blkConfig;
}
else
{
chanParam.blkConfig = NULL;
}
chanStatus = SCD_TI_setPrms(pScdAlgLinkObj->algHndl, &chanParam, chanID);
if(chanStatus != SCD_NO_ERROR)
{
#ifdef SYSTEM_DEBUG_SCD
Vps_printf(" %d: SCD : ERROR: Alg Set Params (chanID = %d) - 0x%08X !!!\n",
Utils_getCurTimeInMsec(), chanID, chanStatus);
#endif
/* Deactivate algorithm */
DSKT2_deactivateAlg(gScratchId, (IALG_Handle)pScdAlgLinkObj->algHndl);
return FVID2_EFAIL;
}
scdResult.frmResult = SCD_DETECTOR_NO_TAMPER;
scdResult.blkResult = (SCD_blkChngMeta *)(scdResultBuff->blkResult);
chanStatus = SCD_TI_process(pScdAlgLinkObj->algHndl, chanID, &scdResult);
chanStatus = SCD_NO_ERROR;
/* Deactivate algorithm */
DSKT2_deactivateAlg(gScratchId, (IALG_Handle)pScdAlgLinkObj->algHndl);
if(chanStatus != SCD_NO_ERROR)
{
#ifdef SYSTEM_DEBUG_SCD
Vps_printf(" %d: SCD : ERROR: Alg Process (chanID = %d) !!!\n",
Utils_getCurTimeInMsec(), chanID );
#endif
return FVID2_EFAIL;
}
scdResultBuff->frmResult = (AlgLink_ScdOutput) scdResult.frmResult;
scdResultBuff->chId = chanID;
// if(pScdAlgLinkObj->createArgs.chDefaultParams[chId].mode & SCD_DETECTMODE_MONITOR_BLOCKS)
/* Motion detect event notification. */
if(pScdAlgLinkObj->chParams[chId].mode & SCD_DETECTMODE_MONITOR_BLOCKS)
{
UInt32 numBlkChg;
UInt32 monitoredBlk;
UInt32 numHorzBlks, numVertBlks, numBlksInFrame, blkHeight;
monitoredBlk = 0;
numBlkChg = 0;
numHorzBlks = ((pScdAlgLinkObj->chParams[chId].width + 0x1F ) & (~0x1F)) / 32; /* Rounding to make divisible by 32 */
if((pScdAlgLinkObj->chParams[chId].height%ALG_LINK_SCD_BLK_HEIGHT_MIN) == 0)/* For Block height is divisible by 10 */
blkHeight = ALG_LINK_SCD_BLK_HEIGHT_MIN;
else /* For Block height is divisible by 12 */
blkHeight = ALG_LINK_SCD_BLK_HEIGHT;
numVertBlks = pScdAlgLinkObj->chParams[chId].height / blkHeight;
numBlksInFrame = numHorzBlks * numVertBlks;
/* Logic to see how many blocks of total enabled blocks experienced change.
* For each block, algorithm returns no. of pixels changed in the current
* frame. This is compared against thresold determined using SCD sensitivity .
* if changed pixels are more than the calculated thresold, block is marked as changed
* i.e. motion is detected in the block.
* Minimum value of thresold is 20% and then it is incrmented by 10% for
* each sensitivity level change. Thresold can vary from 20% - 100%
* At max sensitivity, thresold would be 20%. That means if 20% pixels
* are changed block is marked as changed.
* At minimu sensitivity, thresold would be 100%. That means if 100% pixels
* are changed block is marked as changed */
for(blkIdx = 0; blkIdx < numBlksInFrame; blkIdx++)
{
SCD_blkChngConfig * blockConfig;
blockConfig = &pScdAlgLinkObj->chParams[chId].blkConfig[blkIdx];
scdResultBuff->blkConfig[blkIdx].monitored = blockConfig->monitored;
scdResultBuff->blkConfig[blkIdx].sensitivity = blockConfig->sensitivity;
if(blockConfig->monitored == 1)
{
UInt32 threshold;
monitoredBlk++;
threshold = MOTION_DETECTION_SENSITIVITY(ALG_LINK_SCD_BLK_WIDTH, blkHeight) +
(MOTION_DETECTION_SENSITIVITY_STEP * (SCD_SENSITIVITY_MAX - blockConfig->sensitivity));
#if 0
if(scdResultBuff->blkResult[blkIdx].numPixelsChanged > 0)
Vps_printf("===========blkIdx:%d,numPixelsChanged:%d\n",blkIdx,scdResultBuff->blkResult[blkIdx].numPixelsChanged);
#endif
if(scdResultBuff->blkResult[blkIdx].numPixelsChanged > threshold)
{
numBlkChg++;
}
}
}
/* Logic to notify A8-host about motion detection.
* Currently, if atleast 1 block is detected as changed A8 is notified.
* User can use commented logic to chnage this behavior. */
/* if((monitoredBlk > 0) && (numBlkChg > (NUM_BLOCK_MOTION_DETECTION_THRESOLD(monitoredBlk)))) */
if(pScdAlgLinkObj->createArgs.enableMotionNotify)
{
if((monitoredBlk > 0) && (numBlkChg > 0))
{
#ifdef SYSTEM_DEBUG_SCD_RT
Vps_printf(" %d: SCD : Motion Detected (chanID = %d), !!!\n",
Utils_getCurTimeInMsec(), chanID );
#endif
System_linkControl(SYSTEM_LINK_ID_HOST, VSYS_EVENT_MOTION_DETECT, scdResultBuff, sizeof(AlgLink_ScdResult), TRUE);
}
}
}
chObj->scdChStat = ALG_LINK_SCD_DETECTOR_UNAVAILABLE;
if(scdResult.frmResult == SCD_DETECTOR_NO_TAMPER)
chObj->scdChStat = ALG_LINK_SCD_DETECTOR_NO_CHANGE;
else if(scdResult.frmResult == SCD_DETECTOR_TAMPER)
chObj->scdChStat = ALG_LINK_SCD_DETECTOR_CHANGE;
if(pScdAlgLinkObj->createArgs.enableTamperNotify)
{
/* Tamper detect event notification. */
if(scdResult.frmResult == SCD_DETECTOR_TAMPER)
{
AlgLink_ScdChStatus pChStatus;
pChStatus.frmResult = (UInt32) ALG_LINK_SCD_DETECTOR_CHANGE;
pChStatus.chId = chObj->chId;
#ifdef SYSTEM_DEBUG_SCD_RT
Vps_printf(" %d: SCD : Tamper Detected (chanID = %d) !!!\n",
Utils_getCurTimeInMsec(), chanID );
#endif
System_linkControl(SYSTEM_LINK_ID_HOST, VSYS_EVENT_TAMPER_DETECT, &pChStatus, sizeof(AlgLink_ScdChStatus), TRUE);
}
}
return FVID2_SOK;
}
