MegEngine/dnn/src/common/warp_common.cpp

#include "src/common/warp_common.h"

using namespace megdnn;

bool warp::is_cv_available(
        const TensorLayout& src, const TensorLayout& /*mat*/,
        const TensorLayout& /*dst*/, param::WarpAffine::InterpolationMode imode,
        param::WarpAffine::Format format) {
    return format == param::WarpAffine::Format::NHWC &&
           (src[3] == 1 || src[3] == 2 || src[3] == 3) &&
           (src.dtype == dtype::Float32() || src.dtype == dtype::Uint8()) &&
           (imode == param::WarpAffine::InterpolationMode::NEAREST ||
            imode == param::WarpAffine::InterpolationMode::LINEAR ||
            imode == param::WarpAffine::InterpolationMode::CUBIC ||
            imode == param::WarpAffine::InterpolationMode::LANCZOS4);
}

bool warp::is_dnn_available(
        const TensorLayout& /*src*/, const TensorLayout& /*mat*/,
        const TensorLayout& /*dst*/, param::WarpAffine::InterpolationMode imode,
        param::WarpAffine::Format /*format*/) {
    return imode == param::WarpAffine::InterpolationMode::LINEAR;
}

bool warp::is_dnn_available(
        const TensorLayoutArray& /*src*/, const TensorLayout& /*mat*/,
        const TensorLayout& /*dst*/, param::WarpAffine::InterpolationMode imode,
        param::WarpAffine::Format /*format*/) {
    return imode == param::WarpAffine::InterpolationMode::LINEAR;
}

// vim: syntax=cpp.doxygen