Function _RasterRaw

express/NeuralNetWorkOp.cpp:1851–1855

    return (Variable::create(expr));
}
VARP _RasterRaw(const std::vector<VARP>& vars, const std::vector<int>& region, const std::vector<int>& shape, halide_type_t dataType, Dimensionformat eformat) {
    auto format = Utils::convertFormat(eformat);
    auto expr = Utils::makeRaster(vars, region, shape, dataType, (MNN_DATA_FORMAT)format);
    return (Variable::create(expr));
}

VARP _Nms(VARP boxes, VARP scores, int maxDetections, float iouThreshold, float scoreThreshold) {
    std::unique_ptr<MNN::OpT> op(new MNN::OpT);