HObject cv::Mat 互相转换

void Mat2HObject(const Mat &image, HObject &outObj)
{
    HObject Hobj = HObject();
    int hgt = image.rows;
    int wid = image.cols;
    int i;
    //	CV_8UC3
    if (image.type() == CV_8UC3)
    {
        vector<Mat> imgchannel;
        split(image, imgchannel);
        Mat imgB = imgchannel[0];
        Mat imgG = imgchannel[1];
        Mat imgR = imgchannel[2];
        uchar *dataR = new uchar[hgt * wid];
        uchar *dataG = new uchar[hgt * wid];
        uchar *dataB = new uchar[hgt * wid];
        for (i = 0; i < hgt; i++)
        {
            memcpy(dataR + wid * i, imgR.data + imgR.step * i, wid);
            memcpy(dataG + wid * i, imgG.data + imgG.step * i, wid);
            memcpy(dataB + wid * i, imgB.data + imgB.step * i, wid);
        }
        GenImage3(&Hobj, "byte", wid, hgt, (Hlong)dataR, (Hlong)dataG, (Hlong)dataB);
        delete[]dataR;
        delete[]dataG;
        delete[]dataB;
        dataR = NULL;
        dataG = NULL;
        dataB = NULL;
    }
    //	CV_8UCU1
    else if (image.type() == CV_8UC1)
    {
        uchar *data = new uchar[hgt * wid];
        for (i = 0; i < hgt; i++)
            memcpy(data + wid * i, image.data + image.step * i, wid);
        GenImage1(&Hobj, "byte", wid, hgt, (Hlong)data);
        delete[] data;
        data = NULL;
    }
    outObj = Hobj;
}

void HObject2Mat(const HObject &_Hobj, cv::Mat &outMat)
{
    HTuple htCh = HTuple();
    HString cType;
    cv::Mat Image;
    HObject Hobj;
    ConvertImageType(_Hobj, &Hobj, "byte");
    CountChannels(Hobj, &htCh);
    Hlong w;
    Hlong h;
    if (htCh[0].I() == 1)
    {
        void* ptr = ((HImage)Hobj).GetImagePointer1(&cType, &w, &h);
        Image.create(h, w, CV_8UC1);
        uchar *pdata = static_cast<unsigned char *>(ptr);
        memcpy(Image.data, pdata, w * h);
    }
    else if (htCh[0].I() == 3)
    {
        void** pr=nullptr;
        void** pg = nullptr;
        void** pb = nullptr;
        ((HImage)Hobj).GetImagePointer3(pr, pg, pb, &cType,&w, &h);
        Image.create(h, w, CV_8UC3);
        std::vector<cv::Mat> vecM(3);
        vecM[2].create(h, w, CV_8UC1);
        vecM[1].create(h, w, CV_8UC1);
        vecM[0].create(h, w, CV_8UC1);
        memcpy(vecM[2].data, pr, w * h);
        memcpy(vecM[1].data, pg, w * h);
        memcpy(vecM[0].data, pb, w * h);
        merge(vecM, Image);
    }
    outMat = Image;
}

 

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