矩形

Mat shape = getStructuringElement(MORPH_RECT, {5,5});
for (int i=0; i<shape.rows; i++) {
    for (int j=0; j<shape.cols; j++) {
        printf("%d,",shape.data[i*shape.cols+j]);
    }
    printf("\n");
}

1,1,1,1,1,
1,1,1,1,1,
1,1,1,1,1,
1,1,1,1,1,
1,1,1,1,1,

十字形

Mat shape = getStructuringElement(MORPH_CROSS, {5,5});
for (int i=0; i<shape.rows; i++) {
    for (int j=0; j<shape.cols; j++) {
        printf("%d,",shape.data[i*shape.cols+j]);
    }
    printf("\n");
}

0,0,1,0,0,
0,0,1,0,0,
1,1,1,1,1,
0,0,1,0,0,
0,0,1,0,0,

橢圓

Mat shape = getStructuringElement(MORPH_ELLIPSE, {9,9});
for (int i=0; i<shape.rows; i++) {
    for (int j=0; j<shape.cols; j++) {
        printf("%d,",shape.data[i*shape.cols+j]);
    }
    printf("\n");
}

0,0,0,0,1,0,0,0,0,
0,1,1,1,1,1,1,1,0,
0,1,1,1,1,1,1,1,0,
1,1,1,1,1,1,1,1,1,
1,1,1,1,1,1,1,1,1,
1,1,1,1,1,1,1,1,1,
0,1,1,1,1,1,1,1,0,
0,1,1,1,1,1,1,1,0,
0,0,0,0,1,0,0,0,0,

用于不同形狀的剃度處理，可以用于權(quán)重操作