hiive api参考06发布日期

客户服务电话 客户服务传真 客户服务邮箱 本文档为使用海思媒体处理芯片的IVE协处理器进行智能分析方案开发的程序员而文件、错误码、Proc信息等。与本文未做特殊说明，Hi3518EV201Hi3516CV200Hi3518EV200

V200/V201和Hi3516CV200相关内容2HI_MPI_IVE_QueryIVE参数说明目 概 API参 IVE错误 Proc调试信 概 Proc信息说 使用PC端IVEClib与板端IVESDK开发算法的差 使用IVE与OpenCV开发算法的区 图1-1跨度（stride）示意 \\ 图1-3IVE_IMAGE_TYPE_YUV420SP类型的IVE_IMAGE_S图 图1-4IVE_IMAGE_TYPE_YUV422SP类型的IVE_IMAGE_S图 图1-12IVE_MEM_INFO_S类型的数据内存示 图1-13积分图（IVE_IMAGE_TYPE_U64C1）组合输出示 图1-14直方图输出格式示 图2-1快速拷贝示意 图2-2间隔拷贝示意 图2-3Filter计算公式示意 图2-4Sobel计算公式示意 图2-5MagAndAng计算示意 图2-6Dilate计算公式示意 图2-7Erode计算公式示意 图2-8Thresh8种阈值化模式示意 图2-9Thresh_S164种阈值化模式示意 图2-10Thresh_U162种阈值化模式示意 图2-12灰度图像GMM模型的内存配置示意 图2-13RGB图像GMM模型的内存配置示意 图2-14灰度图像GMM2模型的内存配置示意 图2-15RGB图像GMM2模型的内存配置示意 图2-16LBP计算公式示意 图2-17NormGrad计算公式示意 图2-183层金字塔LK光流计算示意 图2-193层金字塔LK光流计算示意 图2-20前景状态标志图形单个像素各比特位示意 图2-25SVM输入样本向量示意 图2-26SVM预测结果示意 图2-27SVM输入样本向量数组示意 图2-28SVM预测结果示意 图2-29CNN输出特征向量数组示意 图2-30CNN网络模型示意 图2-31CNN各样本预测结果示意

1IVE（IntelligentVideoEngine）是海思媒体处理芯片智能分析系统中的硬件加速模块。句柄查询IVE硬件只能从DDR中获取数据。如果用户在调用IVE任务时，访问空间可时用户需要调用HI_MPI_SYS_MmzFlushCache接口刷cache（详细信息请参见（stride−素”位宽可以是8bit，16bit等。−IVE_DATA_S1-1

nn−的，具体见各算子API参考中的参数要求。−输入、输出数据类型（具体结构定义请参见“3−IVE_IMAGE_TYPE_E，具体的内存分配如图1-2～图1-10所示。−11所示；根据类型IVE_IMAGE_S可以转化为单个或多个IVE_DATA_S。−输入等；其内存如图1-12所示。8bit无符号单通道u32PhyAddr[0]、8bit有符号单通道u32PhyAddr[0]、1-3IVE_IMAGE_S中的pu8VirAddr[0]（Y）u32PhyAddr[1]、1-4IVE_IMAGE_S中的pu8VirAddr[0]（Y）u32PhyAddr[1]、YCbCr420Planar图1-5所示IVE_IMAGE_S中的u32PhyAddr[2]、度Y跨度）、度U跨度）和度V跨度）YCbCr422Planar图1-6所示IVE_IMAGE_S中的U跨度）u32PhyAddr[2]、度V跨度）8bit有符号双通道Package格式1-7所示8bit有符号双通道81-2所1-2所8bit无符号三通道Package格式1-9所示8bit无符号三通道101-2所1-2所1-2所1-2所−Integ组合输出−IVE_IMAGE_TYPE_U64C1类型的IVE_IMAGE_S，S（图像和）28bit，SQ（图像平方和）36bit1-13−1-14

Width*nbitnbitnbitnbitn nbitnbitnbitnbitn

Y0Y1Y2Y3Y4Y5

V0U0V2U2V4U4V6 Y0Y1Y2Y3Y0Y1Y2Y3Y4Y5U0U1 色度V0V1

S8_00

S8_10 S8_20

对于HSV_PACKAGE图像，是以“H0S0V0H1S1V1…”形式存储，H在最前面；回的handle号。具体可参见HI_MPI_IVE_Query中的【举例】。2API该功能模块提供以下MPI：HI_MPI_IVE_Map：创建Map（U8->U8赋值）HI_MPI_IVE_Map：创建Map（U8->U8\U8->U16\U8->S16赋值）HI_MPI_IVE_LBP：创建LBP以及对SAD进行阈值化输出。HI_S32HI_MPI_IVE_DMA(IVE_HANDLE*pIveHandle,IVE_DATA_S*pstSrc,IVE_DST_DATA_S*pstDst,IVE_DMA_CTRL_S*pstDmaCtrl,HI_BOOLbInstant);输入(set模式下同时也是输出11直接拷贝时同pstSrc；0Iout(x,y)I(x, (0xwidth,0y

−u8HorSegSize−小的段，拷贝每段中的前u8ElemSize大小的字节。如图2-2所示。用u64Val的低字节填充。… …

输出

HI_S32HI_MPI_IVE_Filter(IVE_HANDLE*pIveHandle,IVE_SRC_IMAGE_S*pstSrc,IVE_DST_IMAGE_S*pstDst,IVE_FILTER_CTRL_S*pstFltCtrl,HI_BOOLbInstant);1616注：U8C1\YUV420SP\YUV422SP均为IVE_IMAGE_TYPE_E成员的简写，后续其他的成员在表述中0Filter2-3x-2,y-1)I(x-1,y-1)I(x,y-1)I(x+1,y-1)I(x+2,y- x-2,y-1)I(x-1,y-1)I(x,y-1)I(x+1,y-1)I(x+2,y- -2,y+1)I(x-1,y+1)I(x,y+1)I(x+1,y+1)-2,y+2)I(x-1,y+2)I(x,y+2)I(x+1,y+2)(-2,-2)coef(-1,-2)coef(0,-2) coef(1,-2)coef( (-2,-1)coef(-1,-1) f(-2,0)coef(-1,0) k[10] mask[12] f(-2,1)coef(-1,1) coef(1,1) Iout(x,y)

I(xi,yj)coef(i,j)2j2

44012024 256368 474012 56 400 23 47444u8Norm u8Norm u8NormHI_S32HI_MPI_IVE_CSC(IVE_HANDLE*pIveHandle,IVE_SRC_IMAGE_S*pstSrc,IVE_DST_IMAGE_S*pstDst,IVE_CSC_CTRL_S*pstCscCtrl,HI_BOOLbInstant);16160*pstSrc,IVE_DST_IMAGE_S*pstDst,*pstFltCscCtrl,HI_BOOL16160HI_S32HI_MPI_IVE_Sobel(IVE_HANDLE*pIveHandle,IVE_SRC_IMAGE_S*pstSrc,IVE_DST_IMAGE_S*pstDstH,IVE_DST_IMAGE_S*pstDstV,IVE_SOBEL_CTRL_S*pstSobelCtrl,HI_BOOL高、宽同pstSrc。1616160Sobel2-4Hout(x,y) I(xi,y2j2Vout(x,y) I(xi,y2j2

j)coef(i,coef(j,,,,coef(mask)pstSobelCtrl中的Sobel

0000 0000 0 0

0 0

000 0000 82

4641000

Scharr 0000 0000 3300 0000000000001011010

0 0000 000

00 0000000000000000

00001 00001

000 000

0

*pstSrc,IVE_DST_IMAGE_S*pstDstMag,IVE_DST_IMAGE_S*pstDstAng,IVE_MAG_AND_ANG_CTRL_S*pstMagAndAngCtrl,HI_BOOLbInstant);1616160pstDstMagpstDstAngMag(x,y)Mag(x,

(Mag(x,y)u16Thr)(Mag(x,y)I(x-2,y-2)I(x-1,y-2)I(x,y-2)I(x+1,y-2)I(x+2,y-I(x-2,y-1)I(x-2,y-1)I(x-1,y-1)I(x,y-1)I(x+1,y- I(x-2,y+1)I(x-1,y+1)I(x,y+1)I(x+1,y+1) I(x-2,y+2)I(x-1,y+2)I(x,y+2)I(x+1,y+2)coef(-1,-2)coef(0,- coef(-2,-1)coef(-1,- coef(-2,0)coef(- mask[12] Hout(x,y)Vout(x,y)

I(xi,yj)coef(i,2j2 I(xi,yj)coef(j,2j2Mag(x,y)abs(Hout(x,y))abs(Vout(x,(xy

(x,y)、

(xy以及arctan(H

,,coef(mask)pstMagAndAngCtrlas8Mask[25]HI_S32HI_MPI_IVE_Dilate(IVE_HANDLE*pIveHandle,IVE_SRC_IMAGE_S*pstSrc,IVE_DST_IMAGE_S*pstDst,IVE_DILATE_CTRL_S*pstDilateCtrl,HI_BOOL16160 000 000

0 0 00000000000000

00 0

000 00

0

0 0

0 I(x-2,y-2)I(x-1,y-2)I(x,y-2)I(x+1,y-2)I(x+2,y-I(x-2,y-1)I(x-2,y-1)I(x-1,y-1)I(x,y-1)I(x+1,y- I(x-2,y+1)I(x-1,y+1)I(x,y+1)I(x+1,y+1) I(x-2,y+2)I(x-1,y+2)I(x,y+2)I(x+1,y+2)coef(-1,-2)coef(0,- coef(-2,-1)coef(-1,- coef(-2,0)coef(- mask[12] Iout(x,y)f(I(x(k&5)1,y(k%5)1)&coef((k&5)1,(k%5) f(Ak,,cmin,cmax)Ac HI_S32HI_MPI_IVE_Erode(IVE_HANDLE*pIveHandle,IVE_SRC_IMAGE_S*pstSrc,IVE_DST_IMAGE_S*pstDst,IVE_ERODE_CTRL_S*pstErodeCtrl,HI_BOOLbInstant);16160 000 000

0 0 00000000000000

00000 0000 00

0

0

0

0 0

0 I(x-2,y-2)I(x-1,y-2)I(x,y-2)I(x+1,y-2)I(x+2,y-I(x-2,y-1)I(x-2,y-1)I(x-1,y-1)I(x,y-1)I(x+1,y- I(x-2,y+1)I(x-1,y+1)I(x,y+1)I(x+1,y+1) I(x-2,y+2)I(x-1,y+2)I(x,y+2)I(x+1,y+2)coef(-1,-2)coef(0,- coef(-2,-1)coef(-1,- coef(-2,0)coef(- mask[12] Iout(x,y)f(I(x(k&5)1,y(k%5)1)|coef((k&5)1,(k%5) f(Ak,,cmin,cmax)Ac HI_S32HI_MPI_IVE_Thresh(IVE_HANDLE*pIveHandle,IVE_SRC_IMAGE_S*pstSrc,IVE_DST_IMAGE_S*pstDst,IVE_THRESH_CTRL_S*pstThrCtrl,HI_BOOLbInstant);110−

(x,y)

(I(x,y)(I(x,y)−

(x,y)I(x,

(I(x,y)(I(x,y)−

(x,y)I(x,

(I(x,y)(I(x,y)−

(x,y)

(I(x,y)lowThr)(lowThrI(x,y)(I(x,y)−I(x, (I(x,y)

(x,y) (lowThrI(x,y) (I(x,y)−

(x(x,y)I(x,

(I(x,y)lowThr)(lowThrI(x,y)(I(x,y)−

(x,y)I(x,

(I(x,y)lowThr)(lowThrI(x,y)(I(x,y)−I(x,y)Iout(x,y)I(x,

(I(x,y)lowThr)(lowThrI(x,y)(I(x,y)minVal、midValmaxVal分别对应pstThrCtrlenMode、u8LowThr、u8HighThr、u8MinVal、u8MidValu8MaxVal2-8所示。HI_S32HI_MPI_IVE_And(IVE_HANDLE*pIveHandle,IVE_SRC_IMAGE_S*pstSrc1,IVE_SRC_IMAGE_S*pstSrc2,IVE_DST_IMAGE_S*pstDst,HI_BOOLbInstant);1110Iout(x,y)Isrc1(x,y)&Isrc2(x,HI_S32HI_MPI_IVE_Sub(IVE_HANDLE*pIveHandle,IVE_SRC_IMAGE_S*pstSrc1,IVE_SRC_IMAGE_S*pstSrc2,IVE_DST_IMAGE_S*pstDst,IVE_SUB_CTRL_S*pstSubCtrl,HI_BOOL1110 − −,HI_S32HI_MPI_IVE_Or(IVE_HANDLE*pIveHandle,IVE_SRC_IMAGE_S*pstSrc1,IVE_SRC_IMAGE_S*pstSrc2,IVE_DST_IMAGE_S*pstDst,HI_BOOLbInstant);1110Iout(x,y)Isrc1(x,y)|Isrc2(x,,HI_S32HI_MPI_IVE_Integ(IVE_HANDLE*pIveHandle,IVE_SRC_IMAGE_S*pstSrc,IVE_DST_IMAGE_S*pstDst,IVE_INTEG_CTRL_S*pstIntegCtrl,HI_BOOL16160IVE_IMAGE_TYPE_U64C11-13，计算公式如下：ixjIsum(x,y)I(i,i0ixjIsq(x,y)(I(i,j)I(i,i0Iout(x,y)(Isq(x,y)28)|(Isum(x,y)&0xFFFFFFFixjIsum(x,y)I(i,i0jIout(x,y)Isum(x,ixjIsq(x,y)(I(i,j)I(i,i0jIout(x,y)Isq(x,HI_S32HI_MPI_IVE_Hist(IVE_HANDLE*pIveHandle,IVE_SRC_IMAGE_S*pstSrc,IVE_DST_MEM_INFO_S*pstDst,HI_BOOLbInstant);16-16-0Iout(x)((I(i,j)x)?1:

x*pstSrc,IVE_DST_IMAGE_S*pstDst,IVE_THRESH_S16_CTRL_S*pstThrS16Ctrl,HI_BOOLbInstant);210−

(x,y)

(I(x,y)lowThr)(lowThrI(x,y)(I(x,y)要求：-32768lowThrhighThr−

(x,y)I(x,

(I(x,y)lowThr)(lowThrI(x,y)(I(x,y)-128minValmaxVal−

(x,y)

(I(x,y)lowThr)(lowThrI(x,y)(I(x,y)要求：-32768lowThrhighThr0minValmidValmaxVal≤255−

(x,y)I(x,

(I(x,y)lowThr)(lowThrI(x,y)(I(x,y)0minValmaxVal≤255I(x,ypstSrcIout(x,ypstDst，mode、lowThr、highThr、minVal、midValmaxVal分别对应pstThrS16CtrlenMode、s16LowThr、S16_TO_S8_MlowThr Thr *pstSrc,IVE_DST_IMAGE_S*pstDst,IVE_THRESH_U16_CTRL_S*pstThrU16Ctrl,HI_BOOLbInstant);210−

(x,y)

(I(x,y)lowThr)(lowThrI(x,y)(I(x,y)−

(x,y)I(x,

(I(x,y)lowThr)(lowThrI(x,y)(I(x,y)midValmaxVal分别对应pstThrU16Ctrl的enMode、u16LowThr、u16HighThr、u8MinVal、u8MidVal和u8MaxVal。具体示意图如图2-10所示。

0

0

lowThrhighThr *pstSrc,IVE_DST_IMAGE_S*pstDst,*pst16BitTo8BitCtrl,HI_BOOL210−Iout(x,y)bI(x,

(aI(x,y)(128 I(x,y) I(x,y)bab−abIout(x,y)

I(x,

I(x,y)aa

I(x,y)b−a I(x,y)baisa Iout(x,y)bI(x,y)

(0 I(x,y)biasa I(x,y)baisb−a I(x,y)a Iout(x,y)bI(x,

(0 I(x,y) I(x,y)b图如图2-11所示。要求：u8Numeratoru16Denominatoru16Denominator≠0S16ToIVE16BITTO8BITMODES16ToU16To

IVE16BITTO8BITMODES16TOU8

IVE16BITTO8BITMODES16TOU80IVE16BITTO8BITMODE*pstSrc,IVE_DST_IMAGE_S*pstDst,16160−Iout(x,y)median{I(xi,y−Iout(x,y)max{I(xi,y−Iout(x,y)min{I(xi,yU8C1U8C1、U8C1U16C1、U8C1S16C13种模式的映射。HI_S32HI_MPI_IVE_Map(IVE_HANDLE*pIveHandle,IVE_SRC_IMAGE_S*pstSrc,IVE_SRC_MEM_INFO_S*pstMap,IVE_DST_IMAGE_S*pstDst,IVE_MAP_CTRL_S1-16-10Iout(x,y)map[I(x,U8C1U8C1、U8C1U16C1、U8C1S16C13种模式的映射。HI_S32HI_MPI_IVE_Map(IVE_HANDLE*pIveHandle,IVE_SRC_IMAGE_S*pstSrc,IVE_SRC_MEM_INFO_S*pstMap,IVE_DST_IMAGE_S*pstDst,IVE_MAP_CTRL_S-16-160Iout(x,y)map[I(x,*pstSrc,IVE_DST_IMAGE_S*pstDst,1616-16-0pstEqualizeHistCtrl中的stMem，至少需开辟*pstSrc1,IVE_SRC_IMAGE_S*pstSrc2,IVE_DST_IMAGE_S*pstDst,IVE_ADD_CTRL_S*pstAddCtrl,HI_BOOLbInstant);1110Iout(i,jx*I1i,jy*I2i,j)I1i,jpstSrc1I2i,j对应,化前的0<x<1，0<y<1x+y=1。HI_S32HI_MPI_IVE_Xor(IVE_HANDLE*pIveHandle,IVE_SRC_IMAGE_S*pstSrc1,IVE_SRC_IMAGE_S*pstSrc2,IVE_DST_IMAGE_S*pstDst,HI_BOOLbInstant);1110Idst(x,y)Isrc1(x,y)^Isrc2(x,HI_S32HI_MPI_IVE_NCC(IVE_HANDLE*pIveHandle,IVE_SRC_IMAGE_S*pstSrc1,IVE_SRC_IMAGE_S*pstSrc2,IVE_DST_MEM_INFO_S*pstDst,HI_BOOLbInstant);(11-16-0

wi1ww (i,2i1ww (i,2src2 (i,i1

src

) i1pstDst→u64QuadSum1、pstDst→u64QuadSum2分别对应上面公式的 w src(Isrc1(ij)*Isrc2(i,j、(I2(i,j、(I2( srci1j i1 i1HI_S32HI_MPI_IVE_CCL(IVE_HANDLE*pIveHandle,IVE_IMAGE_S*pstSrcDst,IVE_DST_MEM_INFO_S*pstBlob,IVE_CCL_CTRL_S*pstCclCtrl,HI_BOOL输出254个有效的连通区域。16-16-0pstBlob→u8RegionNum254个有效的连通区域；astRegion数组元素的下标+1。有效的连通区域并不一定连续地存储在数组中，而pstBlob→s8LabelStatus0，则标记成功（一个区域一个标记；若为-1，则标当连通区域数目大于254，会用pstCclCtrl→u16InitAreaThr删除面积小的连通区斯模型个数为3或者5。HI_S32HI_MPI_IVE_GMM(IVE_HANDLE*pIveHandle,IVE_SRC_IMAGE_S*pstSrc,IVE_DST_IMAGE_S*pstFg,IVE_DST_IMAGE_S*pstBg,IVE_MEM_INFO_S*pstModel,IVE_GMM_CTRL_S*pstGmmCtrl,HI_BOOLbInstant);161616-16-0GMM采用n个(n=35})高斯模型，pstModel2-12所示。weight2字节、mean2字节、var3字节；因此pstModel需要分配的内存大小：pstModel→u32Size=7*pstSrc→u16Width*pstSrc→u16Height*RGBGMM采用n个(n=35})高斯模型，pstModel2-13所示。weight2字节、mean[3]2*3字节、var3字节；因此pstModel需要分配的内存大小： 11*pstSrc→u16Width*pstSrc→u16Height*HI_S32HI_MPI_IVE_GMM2(IVE_HANDLE*pIveHandle,IVE_SRC_IMAGE_S*pstSrc,IVE_SRC_IMAGE_S*pstFactor,IVE_DST_IMAGE_S*pstFg,IVE_DST_IMAGE_S*pstBg,IVE_DST_IMAGE_S*pstMatchModelInfo,IVE_MEM_INFO_S*pstModel,IVE_GMM2_CTRL_S*pstGmm2Ctrl,HI_BOOLbInstant);1616161616-16-0的GMM背景建模。8bit为前景模型时长更新参数，用于控bit为高斯模型匹配标志，0表示匹配失败，17bit为频率最大−u16FreqInitVal−u16FreqReduFactor−u16FreqAddFactor−u16FreqThr−u16LifeThr−mean2字节，var2字节，freq2字节，life用2字节；因此pstModel需要分配的内存大小：*pstSrc,IVE_DST_IMAGE_S*pstEdge,IVE_DST_MEM_INFO_S*pstStack,IVE_CANNY_HYS_EDGE_CTRL_S*pstCannyHysEdgeCtrl,HI_BOOLbInstant);(sizeof(IVE_POINT_U16_S))+1616-16--16-0−0−1−2IveGetStride(pstSrc→u16Width,IVE_STRIDE_ALIGN)*3*pstSrc→u16Height16-16-0使用该接口前必须调用HI_MPI_IVE_CannyHysEdge，在保证输出pstEdge、pstStack作为该接口的参数输入。HI_S32HI_MPI_IVE_LBP(IVE_HANDLE*pIveHandle,IVE_SRC_IMAGE_S*pstSrc,IVE_DST_IMAGE_S*pstDst,IVE_LBP_CTRL_S*pstLbpCtrl,HI_BOOLbInstant);16160I II I I I I7lbp(xy((IiIcthr(7i其中thr7lbp(xy)(abs(IiIc)thr(7i),其中thr−I(xypstSrclpb(xypstDstthrpstLbpCtrl→*pstSrc,IVE_DST_IMAGE_S*pstDstH,IVE_DST_IMAGE_S*pstDstV,IVE_DST_IMAGE_S*pstDstHV,IVE_NORM_GRAD_CTRL_S*pstNormGradCtrl,HI_BOOLS8后，采用package格式存储（1-7）的图161616160−IVE_NORM_GRAD_OUT_CTRL_HOR_AND_VER时，pstDstHpstDstV指−IVE_NORM_GRAD_OUT_CTRL_HOR时，pstDstH−IVE_NORM_GRAD_OUT_CTRL_VER时，pstDstV−IVE_NORM_GRAD_OUT_CTRL_COMBINE时，pstDstHVNormGrad2-17Iout(x,y)

I(xi,yj)coef(i,j)2j2 *pstSrcPre,IVE_SRC_IMAGE_S*pstSrcCur,IVE_SRC_MEM_INFO_S*pstPoint,IVE_MEM_INFO_S*pstMv,IVE_LK_OPTICAL_FLOW_CTRL_S*pstLkOptiFlowCtrl,HI_BOOLbInstant);少需分配：pstLkOptiFlowCtrl→u16CornerNum*IVE_MV_S9Q7_S类型；内存至少需分配：16160I

xtyIxI I2 IyIty一半，其计算示意图如图2-18所示。−−−流的真正位移mv。HI_S32HI_MPI_IVE_LKOpticalFlowPyr(IVE_HANDLE*pIveHandle,IVE_SRC_IMAGE_SastSrcPrevPyr[],IVE_SRC_IMAGE_SastSrcNextPyr[],IVE_SRC_MEM_INFO_S*pstPrevPts,IVE_MEM_INFO_S*pstNextPts,IVE_DST_MEM_INFO_S*pstStatus,IVE_DST_MEM_INFO_S*pstErr,IVE_LK_OPTICAL_FLOW_PYR_CTRL_S*pstLkOptiFlowPyrCtrl,HI_BOOLbInstant);pstLkOptiFlowPyrCtrl→u16PtsNum*对应于下一帧图像金字塔第0层pstLkOptiFlowPyrCtrl→u16PtsNum*踪状态信息，1表示成功，0表示失败。对pstNextPts中每个跟踪成功的特征点，对比估计（HI_U9Q7类型），跟踪失败的特征点不161616宽右移n16宽右移n--------0I IIyuIIy xty

It一半，其计算示意图如图2-19所示。I(x,y,I(x,y,−3层金字塔特征点对应的坐标：p0，p1，p2；若需要初始光流，计算出m0，m1，m2；否则m0=p0，m1=p1，m2=p2；−00LK光流的最终点p。*pstSrc,IVE_DST_IMAGE_S*pstCandiCorner,1616-16-0 4*IveGetStride(pstSrc→u16Width,IVE_STRIDE_ALIGN)* sizeof(IVE_ST_MAX_EIG_S)HI_S32HI_MPI_IVE_STCorner(IVE_SRC_IMAGE_S*pstCandiCorner,IVE_DST_MEM_INFO_S*pstCorner,IVE_ST_CORNER_CTRL_S*pstStCornerCtrl);16-16-0使用该接口前必须调用HI_MPI_IVE_STCandiCorner，在保证HI_MPI_IVE_STCandiCorner任务完成的情况下，使用HI_MPI_IVE_STCandiCorner的输出pstCandiCorner作为该接口的参数输入。HI_S32HI_MPI_IVE_SAD(IVE_HANDLE*pIveHandle,IVE_SRC_IMAGE_S*pstSrc1,IVE_SRC_IMAGE_S*pstSrc2,IVE_DST_IMAGE_S*pstSad,IVE_DST_IMAGE_S*pstThr,IVE_SAD_CTRL_S*pstSadCtrl,HI_BOOL根据模式，高、宽分别为pstSrc1的1/4、1/8、1/16。根据模式，高、宽分别为pstSrc1的1/4、1/8、1/16。11U8C1、16pstSadCtrl→enMode，1/4、1/8、1/16。16pstSadCtrl→enMode，1/4、1/8、1/16。0Hi3536SADout(x,y) I1(i,j)I2(i, n*yjn*( (x,y) (SADout(x,y)

(x,y),pstSadCtrl→enMode相关，对应IVE_SAD_MODE_MB_4X4、IVE_SAD_MODE_MB_8X8、IVE_SAD_MODE_MB_16X16时分别取4、8、16；pstSadCtrl→u8MinVal和pstSadCtrl→u8MaxVal。HI_S32HI_MPI_IVE_Resize(IVE_HANDLE*pIveHandle,IVE_SRC_IMAGE_SastSrc[],IVE_DST_IMAGE_SastDst[],IVE_RESIZE_CTRL_S*pstResizeCtrl,HI_BOOL160基于OpenCV中resize实现，IVE_RESIZE_MODE_LINEAR、–U8C1_NUM)字节，其中U8C1_NUM为混合图像数组中U8C1图像的数目。*pstBgDiffFg,IVE_SRC_IMAGE_S*pstCurGrad,IVE_SRC_IMAGE_S*pstBgGrad,IVE_DST_IMAGE_S*pstGradFg,IVE_GRAD_FG_CTRL_S*pstGradFgCtrl,HI_BOOL161616160*pstCurImg,IVE_DATA_S*pstBgModel,IVE_IMAGE_S*pstFgFlag,IVE_DST_IMAGE_S*pstBgDiffFg,IVE_DST_IMAGE_S*pstFrmDiffFg,IVE_DST_MEM_INFO_S*pstStatData,IVE_MATCH_BG_MODEL_CTRL_Su16Width*16-16-1616160pstModel→u16Widthsizeof(IVE_BG_MODEL_PIX_S)*pstSrc→u16Width，pstModel→u16Height=pstSrc→u16Heigh，至少需要分配内存大小为IveGetStridesizeof(IVE_BG_MODEL_PIX_S*pstSrc→u16Width，IVE_STRIDE_ALIGN)*pstModel→u16Height。2-20，按从右到左由低位到高位的顺序排布：作为输出，bit5、bit6是由外部函数计算作为输入。bit11且bit01bit11且bit00bit5和bit6表示外部函数对前景状态的反馈，bit51时表示前景像素需要短时间保持，bit6为1时表示前景像素需要长时间保持。*pstBgModel,IVE_IMAGE_S*pstFgFlag,IVE_DST_IMAGE_S*pstBgImg,IVE_DST_IMAGE_S*pstChgStaImg,IVE_DST_IMAGE_S*pstChgStaFg,IVE_DST_IMAGE_S*pstChgStaLife,IVE_DST_MEM_INFO_S*pstStatData,IVE_UPDATE_BG_MODEL_CTRL_S*pstUpdateBgModelCtrl,HI_BOOLbInstant);-16-16161616160pstChgStaLife表示变化状态前景像素的生命时间图像，其像素值表示变化前景的HI_S32HI_MPI_IVE_ANN_MLP_LoadModel(constHI_CHAR*pchFileName,IVE_ANN_MLP_MODEL_S*pstAnnMlpModel)0HI_VOID无无HI_S32HI_MPI_IVE_ANN_MLP_Predict(IVE_HANDLE*pIveHandle,IVE_SRC_MEM_INFO_S*pstSrc,IVE_LOOK_UP_TABLE_S*pstActivFuncTab,IVE_ANN_MLP_MODEL_S*pstAnnMlpModel,IVE_DST_MEM_INFO_S*pstDst,HI_BOOL16sizeof(SQ16.16)(16el→u8LayerNum-1]0Identityf(uuSigmoid对称激活函数：f(u) 1)1经元个数最大为256。pstActivFuncTabf(uS1Q15类型数数为奇或偶函数，查找表仅对输入u[0pstActivFuncTab→s32TabInUpper]建表u8LayerNum4，u8LayerCount[8]m0,m1,m2m3,0,0,0,0}−输入样本向量（输入层）SQ16.16m0SQ8.16，超−SQ16.16m3*pstAnnMlpModel,IVE_DST_DATA_S*pstDst,HI_BOOL一维SQ16.16或者SQ18.14向量数组，每断到SQ8.16或者SQ10.14计算1616el→u8LayerNum-1]0Identityf(uuSigmoid对称激活函数：f(u) 1

各隐藏层神经元个数最大为256。pstActivFuncTabf(uS1Q15类型数4096ANNIdentify、Sigmoid、Gaussian激活函数为奇或偶函数，查找表仅对输入u[0,pstActivFuncTab→s32TabInUpper]建表u8LayerNum4，u8LayerCount[8]m0,m1,m2,m3,0,0,0,0}=−n个样本向量（输入层m0src_elem类型为−nm3dst_elemSQ16.16或者SQ18.14的向量：HI_S32HI_MPI_IVE_SVM_LoadModel(constHI_CHAR*pchFileName,IVE_SVM_MODEL_S*pstSvmModel);0无无*pstSrc,IVE_LOOK_UP_TABLE_S*pstKernelTab,IVE_SVM_MODEL_S*pstSvmModel,IVE_DST_MEM_INFO_S*pstDstVote,HI_BOOLbInstant);SQ8.16计算16160 K(xxxTxcoef0)degree

)exix

2,SigmoidK(xxtanh(xTxcoef lsgn(T(x)b)sgn((yK(x,x))i 2048SVMxTx 2xixj，8TabOutNorm可以表示除法的除数（0，SvmDivisoru8TabOutNorm）或者移位的数目（0SvmDivisor1<<2u8abOutNorm−SQ16.16的n维向量（256维SQ8.16，−HI_U16类型的N*pstSrc,IVE_LOOK_UP_TABLE_S*pstKernelTab,IVE_SVM_MODEL_S*pstSvmModel,IVE_DST_DATA_S*pstDstVote,HI_BOOLbInstant);宽为投票类别数*sizeof(HI_U16)。一维SQ16.16向量数SQ8.1616160 K(xxxTxcoef0)degree

)exix

2,SigmoidK(xxtanh(xTxcoef lsgn(T(x)b) (yK(x,x))i pstKernelTabK(xixj计算的查找表，其数据均为S1Q15类型数2 =u8abOutNorm为参数传入，SvmDivisor见ive_tool_xml2bin.exe的使用说明。−rSQ16.16类型的n维向量（1024维上仅支持SQ8.16，超出部分会截断：−rHI_U16类型的NHI_S32HI_MPI_IVE_CNN_LoadModel(constHI_CHAR*pchFileName,IVE_CNN_MODEL_S*pstCnnModel);00HI_S32HI_MPI_IVE_CNN_Predict(IVE_HANDLE*pIveHandle,IVE_SRC_IMAGE_SastSrc[],IVE_CNN_MODEL_S*pstCnnModel,IVE_DST_DATA_S*pstDst,IVE_CNN_CTRL_S*pstCnnCtrl,HI_BOOLbInstant);16w：16～80；16stFullConnect.au16LayerCnt0IveAlign(m*pstCnnCtrl->u32Num*sizeof(HI_U32),16)+->−2-29所示，每个向量维数dim=pstCnnModel->stFullConnect.au16LayerCnt[pstCnnModelstFullConnect.u8LayerNum-1]，向量的元素elem类型为SQ18.14，向量个数Height=pstCnnCtrl->u32Num。CNN网络模型支持最多8Conv-ReLU-Pooling8层全连接层；Conv-ReLU-Pooling层的卷积核仅支持3x3，ReLU(RectifiedLinearUnits)Pooling可配（见IVE_CNN_ACTIV_FUNC_EIVE_CNN_POOLING_EConv-ReLU-8]：全连接输入层（Conv-ReLU-Pooling的最终输出）维数[1,1024]，中间隐藏层神经元数目[2,256]，输出层维数[1,256]。具体参数配置参见下列表格：Pooling运算包-1------2（含输入层层全连接层为例，CNN2-30所示。注意图示中，FCL-0Pooling-nPooling-nFCL-0的

ReLU-1Pooling-

Convolution-ReLU-PoolingLayers HI_S32HI_MPI_IVE_CNN_GetResult(IVE_SRC_DATA_S*pstSrc,IVE_DST_MEM_INFO_S*pstDst,IVE_CNN_MODEL_S*pstCnnModel,IVE_CNN_CTRL_S0HI_S32HI_MPI_IVE_Query(IVE_HANDLEIveHandle,HI_BOOL*pbFinish,HI_BOOL0IVE内部是按任务创建顺序依次执行任务的，所以用户不必每次都使用查询接务肯定也完成了，此时使用A任务的结果时不必再次调用查询接口。返回值为HI_S32s32Ret=IVE_HANDLEIveHandle;IVE_SRC_DATA_SstSrc;IVE_DST_DATA_SstDst;IVE_DMA_CTRL_SstDmaCtrl={IVE_DMA_MODE_DIRECT_COPY,HI_BOOLbInstant;HI_BOOLbFinish,bBlock;===========s32Ret=HI_MPI_SYS_MmzAlloc_Cached(&stSrc.u32PhyAddr,&stSrc.pu8VirAddr,"User",HI_NULL,stSrc.u16Height*stSrc.u16Stride);{return}memset(stSrc.pu8VirAddr,1,stSrc.u16Height*s32Ret=HI_MPI_SYS_MmzAlloc_Cached(&stDst.u32PhyAddr,&stDst.pu8VirAddr,"User",HI_NULL,stDst.u16Height*stDst.u16Stride);{returns32Ret;}memset(stDst.pu8VirAddr,0,stDst.u16Height*stDst.u16Stride);s32Ret=HI_MPI_SYS_MmzFlushCache(0,NULL,0);{HI_MPI_SYS_MmzFree(stSrc.u32PhyAddr,stSrc.pu8VirAddr);HI_MPI_SYS_MmzFree(stDst.u32PhyAddr,stDst.pu8VirAddr);returns32Ret;}s32Ret=HI_MPI_IVE_DMA(&IveHandle,&stSrc,&stDst,&stDmaCtrl,{HI_MPI_SYS_MmzFree(stSrc.u32PhyAddr,stSrc.pu8VirAddr);HI_MPI_SYS_MmzFree(stDst.u32PhyAddr,stDst.pu8VirAddr);returns32Ret;}bBlock=s32Ret=HI_MPI_IVE_Query(IveHandle,&bFinish,bBlock);if(SUCCESS==s32Ret){}HI_MPI_SYS_MmzFree(stSrc.u32PhyAddr,stSrc.pu8VirAddr);HI_MPI_SYS_MmzFree(stDst.u32PhyAddr,stDst.pu8VirAddr);returns32Ret;IVE_LBP_CTRL_S：定义LBPHI_U8Q4F4;/*8bitsunsigneddecimalfraction，4bitsflag用UQ1.7来表示。用UQ5.3来表示。用UQ4.12来表示。用UQ6.10来表示。用UQ8.8来表示。用UQ14.2来表示。用UQ12.4来表示。用SQ14.2来表示。用SQ9.7来表示。中用UQ22.10来表示。用UQ25.7来表示。用SQ25.7来表示。Sx表示用xbit#define #define #define #define typedefenum{=====Planar=planar==========1-2。1-2。1-3。1-4。YUV420Planar1-5YUV422Planar1-61-2。1-2。的3通道图像，且以planar格式存储。1-2。1-2。1-2。1-2。typedefstruct{IVE_IMAGE_TYPE_EenType;HI_U32u32PhyAddr[3];HI_U8*pu8VirAddr[3];HI_U16u16Stride[3];HI_U16u16Width;HI_U16HI_U16 /*Canbeusedsuchasu16Width、u16Height和u16StridetypedefIVE_IMAGE_StypedefIVE_IMAGE_S

typedefstruct{HI_U32u32PhyAddr;/*Physicaladdressofthedata*/HI_U8*pu8VirAddr;HI_U16u16Stride;/*Datastridebybyte*/HI_U16u16Height;/*Dataheightbybyte*/HI_U16u16Width; /*Datawidthbybyte*/HI_U16u16Reserved;typedefIVE_DATA_StypedefIVE_DATA_Stypedefstruct{HI_U32u32PhyAddr;HI_U8*pu8VirAddr;HI_U32u32Size;typedefIVE_MEM_INFO_StypedefIVE_MEM_INFO_S

typedefunion{HI_S8s8Val;HI_U8typedefstruct{HI_U16u16X;HI_U16typedefstruct{ /*X /*Y

typedefstruct{HI_U16u16X;HI_U16HI_U16u16Width;typedefenum{IVE_DMA_MODE_DIRECT_COPY=0x0,IVE_DMA_MODE_INTERVAL_COPY=0x1,IVE_DMA_MODE_SET_3BYTE=0x2,IVE_DMA_MODE_SET_8BYTE=0x3,typedefstruct{HI_U64u64Val;HI_U8u8ElemSize;取值范围：{2,3,4,8,16}。取值范围：[1,u8HorSegSize-1]u8HorSegSizeu8ElemSize大取值范围：[1,min{65535/srcStride,srcHeight}]typedefstruct{HI_S8as8Mask[25]; /*Templateparameterfiltercoefficient*/HI_U8u8Norm; /*Normalizationparameter,byrightshift*/取值范围：[0,13]typedefenum{/*CSC:YUV2RGB,videotransfermode,RGBvaluerange[16,235]*/IVE_CSC_MODE_VIDEO_BT601_YUV2RGB=0x0,/*CSC:YUV2RGB,videotransfermode,RGBvaluerange[16,235]*/IVE_CSC_MODE_VIDEO_BT709_YUV2RGB=0x1,/*CSC:YUV2RGB,picturetransfermode,RGBvaluerange[0,255]*/IVE_CSC_MODE_PIC_BT601_YUV2RGB=0x2,/*CSC:YUV2RGB,picturetransfermode,RGBvaluerange[0,255]*/IVE_CSC_MODE_PIC_BT709_YUV2RGB=0x3,/*CSC:YUV2HSV,picturetransfermode,HSVvaluerange[0,255]*/IVE_CSC_MODE_PIC_BT601_YUV2HSV=0x4,/*CSC:YUV2HSV,picturetransfermode,HSVvaluerange[0,255]*/IVE_CSC_MODE_PIC_BT709_YUV2HSV=0x5,/*CSC:YUV2LAB,picturetransfermode,Labvaluerange[0,255]*/IVE_CSC_MODE_PIC_BT601_YUV2LAB=0x6,/*CSC:YUV2LAB,picturetransfermode,Labvaluerange[0,255]*/IVE_CSC_MODE_PIC_BT709_YUV2LAB=0x7,/*CSC:RGB2YUV,videotransfermode,YUVvaluerange[0,255]*/IVE_CSC_MODE_VIDEO_BT601_RGB2YUV=0x8,/*CSC:RGB2YUV,videotransfermode,YUVvaluerange[0,255]*/IVE_CSC_MODE_VIDEO_BT709_RGB2YUV=0x9,/*CSC:RGB2YUV,picturetransfermode,Y:[16,235],U\V:[16,240]*/IVE_CSC_MODE_PIC_BT601_RGB2YUV=0xa,/*CSC:RGB2YUV,picturetransfermode,Y:[16,235],U\V:[16,240]*/IVE_CSC_MODE_PIC_BT709_RGB2YUV=0xb,BT601YUV2RGBBT709YUV2RGBBT601YUV2RGBBT709YUV2RGBBT601YUV2HSVBT709YUV2HSVBT601YUV2LABBT709YUV2LABBT601RGB2YUVBT709RGB2YUVBT601RGB2YUVBT709RGB2YUVtypedefstruct{ enMode;/*Workingtypedefstruct{IVE_CSC_MODE_EenMode;/*CSCworking /*Templateparameterfiltercoefficient*/ /*Normalizationparameter,byrightshift*/取值范围：[0,13]typedefenum{IVE_SOBEL_OUT_CTRL_BOTH=0x0,/*Outputhorizontalandvertical*/IVE_SOBEL_OUT_CTRL_HOR=0x1,/*Outputhorizontal*/IVE_SOBEL_OUT_CTRL_VER=0x2,/*Outputvertical*/typedefstruct{IVE_SOBEL_OUT_CTRL_EenOutCtrl;/*Outputformat*/HI_S8as8Mask[25]; typedefenum{IVE_MAG_AND_ANG_OUT_CTRL_MAG=0x0,IVE_MAG_AND_ANG_OUT_CTRL_MAG_AND_ANG=0x1,typedefstruct{HI_U16u16Thr;HI_S8 /*Templatetypedefstruct{HI_U8au8Mask[25];/*Thetemplateparametervaluemustbe0or取值范围：0255typedefstruct{HI_U8au8Mask[25];/*Thetemplateparametervaluemustbe0or取值范围：0255typedefenum{ =0x0,/*srcVal<=lowThr,dstVal=minVal;srcVal>lowThr,dstVal=maxVal.*/ =0x1,/*srcVal<=lowThr,dstVal=srcVal;srcVal>lowThr,dstVal=maxVal.*/ =0x2,/*srcVal<=lowThr,dstVal=minVal;srcVal>lowThr,dstVal=srcVal.*/IVE_THRESH_MODE_MIN_MID_MAX=0x3,/*srcVal<=lowThr,dstVal=minVal;lowThr<srcVal<=highThr,dstVal=midVal;srcVal>highThr,dstVal=maxVal.*/IVE_THRESH_MODE_ORI_MID_MAX=0x4,/*srcVal<=lowThr,dstVal=srcVal;lowThr<srcVal<=highThr,dstVal=midVal;srcVal>highThr,dstVal=maxVal.*/IVE_THRESH_MODE_MIN_MID_ORI=0x5,/*srcVal<=lowThr,dstVal=minVal;lowThr<srcVal<=highThr,dstVal=midVal;srcVal>highThr,dstVal=srcVal.*/IVE_THRESH_MODE_MIN_ORI_MAX=0x6,/*srcVal<=lowThr,dstVal=minVal;lowThr<srcVal<=highThr,dstVal=srcVal;srcVal>highThr,dstVal=maxVal.*/IVE_THRESH_MODE_ORI_MID_ORI=0x7,/*srcVal<=lowThr,dstVal=srcVal;lowThr<srcVal<=highThr,dstVal=midVal;srcVal>highThr,dstVal=srcVal.*/srcVallowThr,dstValminVal;srcVallowThr,dstValmaxValsrcVal≤lowThr,dstValsrcVal;srcVallowThr,dstValmaxValsrcVal≤lowThr,dstValminVal;srcVallowThr,dstValsrcValsrcVal≤lowThr,dstVal=minVal;<srcVal≤highThr,dstVal=midVal;srcValhighThr,dstValmaxValsrcVal≤lowThr,dstVal=srcVal;lowThr<srcVal≤highThr,dstVal=midVal;srcValhighThr,dstValmaxValsrcVal≤lowThr,dstVal=minVal;lowThr<srcVal≤highThr,dstVal=midVal;srcValhighThr,dstValsrcValsrcVal≤lowThr,dstVal=minVal;lowThr<srcVal≤highThr,dstVal=srcValhighThr,dstValmaxValsrcVal≤lowThr,dstVal=srcVal;lowThr<srcVal≤highThr,dstVal=midVal;srcValhighThr,dstValsrcValtypedefstruct{HI_U8u8LowThr; /*user-definedthreshold,0<=u8LowThr<=255*/HI_U8u8HighThr; /*user-definedthreshold,ifenMode<IVE_THRESH_MODE_MIN_MID_MAX,u8HighThrisnotused,elseHI_U8u8MinVal; /*Minimumvaluewhentri-levelthresholding*/HI_U8u8MidVal; /*Middlevaluewhentri-levelthresholding,ifenMode<2,u32MidValisnotused;HI_U8 /*Maxmumvaluewhentri-leveltypedefenum{ =0x0, /*Absolutevalueofthedifference*/IVE_SUB_MODE_SHIFT=0x1,/*Theoutputresultisobtainedbyshiftingtheresultonedigitrighttoreservethesignedbit.*/typedefstruct{typedefenum{IVE_INTEG_OUT_CTRL_COMBINE=IVE_INTEG_OUT_CTRL_SUM=0x1,IVE_INTEG_OUT_CTRL_SQSUM=0x2,typedefstruct{typedefenum{====srcVal≤dstVal=lowThr<srcValdstVal=srcVal>dstVal=srcVal≤dstVal=lowThr<srcValdstVal=srcVal>dstVal=srcVal≤dstVal=lowThr<srcValdstVal=srcVal>dstVal=srcVal≤dstVal=lowThr<srcValdstVal=srcVal>dstVal=typedefstruct{HI_S16s16LowThr; HI_S16 IVE_8BIT_Uun8MinVal;/*Minimumvaluewhentri-levelthresholding*/IVE_8BIT_Uun8MidVal;/*Middlevaluewhentri-levelthresholding*/IVE_8BIT_Uun8MaxVal;/*Maxmumvaluewhentri-levelthresholding*/typedefenum{IVE_THRESH_U16_MODE_U16_TO_U8_MIN_MID_MAX=0x0,IVE_THRESH_U16_MODE_U16_TO_U8_MIN_ORI_MAX=0x1,srcVal≤dstVal=lowThr<srcValdstVal=srcVal>dstVal=srcVal≤dstVal=lowThr<srcValdstVal=srcVal>dstVal=typedefstruct{HI_U16u16LowThr;HI_U8HI_U8HI_U8typedefenum{====绝对值得到S8数据。移后截断到U8数据。typedefstruct{HI_U16u16Denominator;HI_U8HI_S8取值范围：[max{1,u8Numerator},u8Numerator≤u16Denominatortypedefenum{IVE_ORD_STAT_FILTER_MODE_MEDIAN=0x0,IVE_ORD_STAT_FILTER_MODE_MAX=0x1,IVE_ORD_STAT_FILTER_MODE_MIN=0x2,typedefstruct{typedefstruct{HI_U8typedefstruct{HI_U8typedefstruct{HI_U16typedefstruct{HI_S16typedefenum{IVE_MAP_MODE_U8=0x0,IVE_MAP_MODE_S16=0x1,IVE_MAP_MODE_U16=0x2,U8C1U8C1MapU8C1U16C1MapU8C1S16C1Maptypedefstruct{IVE_MAP_MODE_EMaptypedefstruct{HI_U8au8Map[IVE_MAP_NUM];typedefstruct{IVE_MEM_INFO_Stypedefstruct{HI_U0Q16u