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Added resize overloads and tests #202

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Merged
morousg merged 1 commit into from
Aug 27, 2026
Merged

Added resize overloads and tests #202

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32 changes: 27 additions & 5 deletions include/cvGPUSpeedup.cuh
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Original file line number Diff line number Diff line change
Expand Up @@ -204,18 +204,40 @@ inline constexpr auto splitT(const fk::RawPtr<fk::ND::T3D, typename fk::VectorTr
return fk::Write<fk::TensorTSplit<CUDA_T(O)>> {output};
}

template <int INTER_F>
inline const auto resize(const cv::Size& dsize) {
return fk::Resize<static_cast<fk::InterpolationType>(INTER_F)>::build(fk::Size(dsize.width, dsize.height));
template <int INTER_F, fk::AspectRatio AR = fk::AspectRatio::IGNORE_AR, int DEFAULT_TYPE = CV_32F>
inline const auto resize(const cv::Size& dsize, cv::Scalar defaultValue = cv::Scalar(0.f)) {
if constexpr (AR == fk::AspectRatio::IGNORE_AR) {
return fk::Resize<static_cast<fk::InterpolationType>(INTER_F), AR>::build(fk::Size(dsize.width, dsize.height));
} else {
return fk::Resize<static_cast<fk::InterpolationType>(INTER_F), AR>::build(fk::Size(dsize.width, dsize.height), cvScalar2CUDAV<DEFAULT_TYPE>::get(defaultValue));
}
}

template <int INTER_F, fk::AspectRatio AR = fk::AspectRatio::IGNORE_AR, int DEFAULT_TYPE = CV_32F, size_t BATCH = 1>
inline const auto resize(const std::array<cv::Size, BATCH>& dsizes, const std::array<cv::Scalar, BATCH>& defaultValue = {cv::Scalar(0.f)}) {
std::array<fk::Size, BATCH> fk_dsizes{};
if constexpr (AR != fk::AspectRatio::IGNORE_AR) {
for (int i = 0; i < BATCH; ++i) {
fk_dsizes[i] = fk::Size(dsizes[i].width, dsizes[i].height);
}
return fk::Resize<static_cast<fk::InterpolationType>(INTER_F), AR>::build(fk_dsizes);
} else {
std::array<decltype(cvScalar2CUDAV<DEFAULT_TYPE>::get(std::declval<cv::Scalar>())), BATCH> fk_defaultValue{};
for (int i = 0; i < BATCH; ++i) {
fk_dsizes[i] = fk::Size(dsizes[i].width, dsizes[i].height);
fk_defaultValue[i] = cvScalar2CUDAV<DEFAULT_TYPE>::get(defaultValue[i]);
}
return fk::Resize<static_cast<fk::InterpolationType>(INTER_F), AR>::build(fk_dsizes, fk_defaultValue);
}
}

template <int T, int INTER_F>
template <int T, int INTER_F, fk::AspectRatio AR = fk::AspectRatio::IGNORE_AR>
inline const auto resize(const cv::cuda::GpuMat& input, const cv::Size& dsize, double fx, double fy) {
static_assert(isSupportedInterpolation<INTER_F>, "Interpolation type not supported yet.");

const fk::RawPtr<fk::ND::_2D, CUDA_T(T)> fk_input = gpuMat2Ptr2D<CUDA_T(T)>(input);
const fk::Size dSize{ dsize.width, dsize.height };
return fk::Resize<(fk::InterpolationType)INTER_F>::build(fk_input, dSize, fx, fy);
return fk::Resize<(fk::InterpolationType)INTER_F, AR>::build(fk_input, dSize, fx, fy);
}

template <int T, int INTER_F, size_t NPtr, AspectRatio AR_ = IGNORE_AR>
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